/* roulang page: index */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }
        h1 {
            font-size: 3.25rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2.25rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.25rem;
        }
        p {
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary);
            color: var(--text-white);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            position: relative;
            z-index: 1001;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }
        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }
        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-smooth);
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-cta-btn {
            background: var(--accent);
            color: var(--primary-dark) !important;
            padding: 8px 20px !important;
            border-radius: var(--radius-md) !important;
            font-weight: 600 !important;
            font-size: 0.9rem !important;
            transition: all var(--transition-fast) !important;
            box-shadow: 0 2px 8px var(--accent-glow);
        }
        .nav-cta-btn:hover {
            background: #00c864 !important;
            box-shadow: 0 4px 16px var(--accent-glow);
            transform: translateY(-1px);
        }
        .nav-cta-btn::after {
            display: none !important;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1002;
            padding: 8px;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.65);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.active {
            display: block;
            opacity: 1;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100%;
            background: var(--bg-white);
            z-index: 1000;
            padding: 80px 32px 32px;
            flex-direction: column;
            gap: 8px;
            transition: right var(--transition-slow);
            box-shadow: var(--shadow-xl);
            overflow-y: auto;
        }
        .mobile-menu.active {
            right: 0;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 1.05rem;
            color: var(--text-primary);
            font-weight: 500;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: var(--bg-gray);
            color: var(--accent);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: linear-gradient(160deg, rgba(10, 30, 26, 0.92) 0%, rgba(6, 18, 16, 0.88) 40%, rgba(10, 30, 26, 0.94) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: var(--text-white);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
            animation: heroGlow 8s ease-in-out infinite;
        }
        @keyframes heroGlow {
            0%,
            100% {
                transform: translate(0, 0) scale(1);
            }
            33% {
                transform: translate(-30px, 20px) scale(1.08);
            }
            66% {
                transform: translate(20px, -15px) scale(0.95);
            }
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }
        .hero-content {
            padding-right: 24px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 230, 118, 0.18);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            border: 1px solid rgba(0, 230, 118, 0.25);
        }
        .hero-content h1 {
            font-size: 3.5rem;
            color: #FFFFFF;
            margin-bottom: 20px;
            line-height: 1.15;
            letter-spacing: -0.025em;
            animation: fadeInUp 0.7s ease forwards;
        }
        .hero-content h1 .accent-text {
            color: var(--accent);
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .hero-content .hero-desc {
            font-size: 1.1rem;
            color: #C8D6D2;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
            animation: fadeInUp 0.7s ease 0.15s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            animation: fadeInUp 0.7s ease 0.3s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px var(--accent-glow);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #00c864;
            box-shadow: 0 6px 24px rgba(0, 230, 118, 0.45);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #FFFFFF;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(0, 230, 118, 0.06);
        }
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-card-stack {
            position: relative;
            width: 100%;
            max-width: 440px;
        }
        .hero-main-card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-xl);
            padding: 28px;
            position: relative;
            z-index: 2;
            box-shadow: var(--shadow-xl);
        }
        .hero-main-card .card-label {
            font-size: 0.75rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .hero-main-card .card-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 6px;
        }
        .hero-main-card .card-subtitle {
            font-size: 0.9rem;
            color: #B0C4BE;
            margin-bottom: 16px;
        }
        .hero-main-card .card-meta {
            display: flex;
            gap: 20px;
            font-size: 0.85rem;
            color: #C8D6D2;
        }
        .hero-main-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-main-card .card-meta .live-dot {
            width: 8px;
            height: 8px;
            background: #FF3D3D;
            border-radius: 50%;
            animation: pulse 1.5s ease-in-out infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 61, 61, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 61, 61, 0);
            }
        }
        .hero-preview-card {
            position: absolute;
            bottom: -36px;
            right: -20px;
            width: 180px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 16px;
            z-index: 1;
            font-size: 0.8rem;
            color: #C8D6D2;
            text-align: center;
            box-shadow: var(--shadow-lg);
        }
        .hero-preview-card .preview-thumb {
            width: 100%;
            aspect-ratio: 16/9;
            background: rgba(0, 0, 0, 0.4);
            border-radius: var(--radius-sm);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
        }

        /* Section Common */
        section {
            padding: var(--section-pad) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            background: rgba(0, 230, 118, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
        }
        .section-header h2 {
            margin-bottom: 12px;
            color: var(--primary);
        }
        .section-header .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Feature Grid - Asymmetric */
        .feature-asymmetric {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 20px;
            align-items: stretch;
        }
        .feature-card-large {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .feature-card-large:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--accent);
        }
        .feature-card-large .feature-icon {
            width: 52px;
            height: 52px;
            background: rgba(0, 230, 118, 0.1);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
        }
        .feature-card-large h3 {
            font-size: 1.4rem;
            color: var(--primary);
        }
        .feature-card-large p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .feature-card-large .feature-img {
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-gray);
        }
        .feature-card-large .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .feature-card-large:hover .feature-img img {
            transform: scale(1.04);
        }
        .feature-cards-stack {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .feature-card-sm {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 24px 20px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            flex: 1;
        }
        .feature-card-sm:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .feature-card-sm .fc-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            background: rgba(0, 230, 118, 0.08);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent);
        }
        .feature-card-sm h4 {
            font-size: 1.05rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .feature-card-sm p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        /* App Section */
        .app-section {
            background: var(--bg-light);
        }
        .app-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .app-visual {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .app-screenshot {
            width: 140px;
            height: 260px;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
            border: 3px solid #E0E0E0;
            transition: transform var(--transition-smooth);
        }
        .app-screenshot:hover {
            transform: translateY(-8px);
        }
        .app-screenshot img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .app-info h2 {
            color: var(--primary);
            margin-bottom: 16px;
        }
        .app-info p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 1rem;
            line-height: 1.8;
        }
        .app-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .app-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #FFFFFF;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .app-badge:hover {
            background: var(--primary-light);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* Scene Section */
        .scene-section {
            background: var(--bg-white);
        }
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 56px;
        }
        .scene-row:last-child {
            margin-bottom: 0;
        }
        .scene-row.reverse {
            direction: rtl;
        }
        .scene-row.reverse .scene-text {
            direction: ltr;
        }
        .scene-img {
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--bg-gray);
        }
        .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .scene-img:hover img {
            transform: scale(1.03);
        }
        .scene-text h3 {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .scene-text p {
            color: var(--text-secondary);
            margin-bottom: 16px;
            line-height: 1.75;
        }
        .scene-text ul {
            list-style: none;
            padding: 0;
        }
        .scene-text ul li {
            padding: 6px 0;
            color: var(--text-secondary);
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .scene-text ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* Hot Events */
        .hot-events-section {
            background: var(--bg-light);
        }
        .events-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .event-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .event-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .event-card .event-img {
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--bg-gray);
            position: relative;
        }
        .event-card .event-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .event-card:hover .event-img img {
            transform: scale(1.06);
        }
        .event-card .event-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.03em;
        }
        .event-card .event-info {
            padding: 16px;
        }
        .event-card .event-info h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 6px;
            font-weight: 600;
        }
        .event-card .event-info .event-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .event-card .btn-sm {
            display: inline-block;
            background: transparent;
            color: var(--accent);
            border: 1.5px solid var(--accent);
            padding: 6px 16px;
            border-radius: var(--radius-md);
            font-size: 0.8rem;
            font-weight: 600;
            transition: all var(--transition-fast);
        }
        .event-card .btn-sm:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* Pricing */
        .pricing-section {
            background: var(--bg-white);
        }
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        .pricing-card {
            background: var(--bg-white);
            border: 1.5px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .pricing-card.featured {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(0, 230, 118, 0.08);
            background: #FAFFFC;
        }
        .pricing-card.featured .pricing-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 20px;
            white-space: nowrap;
            letter-spacing: 0.04em;
        }
        .pricing-card .plan-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
        }
        .pricing-card .plan-price {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .pricing-card .plan-price .currency {
            font-size: 1.2rem;
            font-weight: 600;
            vertical-align: super;
        }
        .pricing-card .plan-price .period {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .pricing-card .plan-features {
            list-style: none;
            padding: 0;
            text-align: left;
            font-size: 0.9rem;
            color: var(--text-secondary);
            flex: 1;
        }
        .pricing-card .plan-features li {
            padding: 5px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-card .plan-features li i {
            color: var(--accent);
            font-size: 0.8rem;
        }
        .pricing-card .btn-plan {
            display: block;
            width: 100%;
            padding: 12px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            text-align: center;
            background: var(--bg-gray);
            color: var(--text-primary);
            border: 1.5px solid var(--border);
        }
        .pricing-card .btn-plan:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .pricing-card.featured .btn-plan {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            box-shadow: 0 4px 14px var(--accent-glow);
        }
        .pricing-card.featured .btn-plan:hover {
            background: #00c864;
        }

        /* Brand Intro */
        .brand-section {
            background: var(--primary);
            color: var(--text-white);
        }
        .brand-grid {
            display: grid;
            grid-template-columns: 1fr 1.6fr;
            gap: 48px;
            align-items: center;
        }
        .brand-logo-area {
            text-align: center;
        }
        .brand-logo-area .brand-emblem {
            width: 140px;
            height: 140px;
            background: rgba(0, 230, 118, 0.15);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 3rem;
            color: var(--accent);
            border: 3px solid rgba(0, 230, 118, 0.3);
        }
        .brand-logo-area .brand-name-lg {
            font-size: 2rem;
            font-weight: 800;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }
        .brand-text h2 {
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .brand-text p {
            color: #C8D6D2;
            line-height: 1.85;
            font-size: 1rem;
            margin-bottom: 12px;
        }
        .brand-stats {
            display: flex;
            gap: 32px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .brand-stat {
            text-align: center;
        }
        .brand-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
        }
        .brand-stat .stat-label {
            font-size: 0.8rem;
            color: #B0C4BE;
        }

        /* Campaign Section */
        .campaign-section {
            background: linear-gradient(135deg, #0A1E1A 0%, #0B2B24 50%, #0A1E1A 100%);
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }
        .campaign-section::after {
            content: '';
            position: absolute;
            top: -30%;
            left: -15%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.1) 0%, transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }
        .campaign-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .campaign-info h2 {
            color: #FFFFFF;
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .campaign-info .campaign-tag {
            display: inline-block;
            background: #FF3D3D;
            color: #FFFFFF;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            animation: pulse 2s ease-in-out infinite;
        }
        .campaign-info p {
            color: #C8D6D2;
            line-height: 1.75;
            margin-bottom: 20px;
            font-size: 1rem;
        }
        .campaign-gifts {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .gift-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 20px;
            text-align: center;
            flex: 1;
            min-width: 120px;
            transition: all var(--transition-smooth);
        }
        .gift-card:hover {
            background: rgba(0, 230, 118, 0.1);
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .gift-card .gift-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .gift-card h4 {
            color: #FFFFFF;
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .gift-card p {
            font-size: 0.8rem;
            color: #B0C4BE;
            margin: 0;
        }

        /* Hot List */
        .hotlist-section {
            background: var(--bg-white);
        }
        .hotlist-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-xl);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .hotlist-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-white);
            min-width: 600px;
        }
        .hotlist-table thead {
            background: var(--primary);
            color: #FFFFFF;
        }
        .hotlist-table thead th {
            padding: 14px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            text-align: left;
            letter-spacing: 0.03em;
        }
        .hotlist-table tbody tr {
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition-fast);
        }
        .hotlist-table tbody tr:hover {
            background: #FAFFFC;
        }
        .hotlist-table tbody td {
            padding: 14px 16px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            vertical-align: middle;
        }
        .hotlist-table .rank-num {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--primary);
        }
        .hotlist-table .rank-num.top3 {
            color: var(--accent);
        }
        .hotlist-table .hot-badge {
            display: inline-block;
            background: #FFF3F3;
            color: #FF3D3D;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 10px;
        }
        .hotlist-table .btn-table-action {
            display: inline-block;
            padding: 6px 14px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 600;
            transition: all var(--transition-fast);
        }
        .hotlist-table .btn-table-action:hover {
            background: #00c864;
            color: var(--primary-dark);
        }

        /* Changelog */
        .changelog-section {
            background: var(--bg-light);
        }
        .changelog-list {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .changelog-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .changelog-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .changelog-item .cl-version {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            min-width: 60px;
            text-align: center;
        }
        .changelog-item .cl-content h4 {
            font-size: 0.95rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .changelog-item .cl-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* News Section */
        .news-section {
            background: var(--bg-white);
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-item:hover {
            background: #FAFFFC;
            padding-left: 8px;
            border-radius: var(--radius-sm);
        }
        .news-item .news-date {
            min-width: 70px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            text-align: center;
            height: fit-content;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .news-item .news-content h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 4px;
            font-weight: 600;
        }
        .news-item .news-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-content .read-more {
            display: inline-block;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.8rem;
            margin-top: 6px;
            transition: all var(--transition-fast);
        }
        .news-item .news-content .read-more:hover {
            text-decoration: underline;
        }
        .news-sidebar {
            background: var(--bg-light);
            border-radius: var(--radius-xl);
            padding: 24px;
            border: 1px solid var(--border-light);
        }
        .news-sidebar h4 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 16px;
            font-weight: 700;
        }
        .news-sidebar .sidebar-tag {
            display: inline-block;
            background: var(--bg-white);
            color: var(--text-secondary);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            margin: 4px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-sidebar .sidebar-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #FAFFFC;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #FAFFFC;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            min-width: 28px;
            background: rgba(0, 230, 118, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--accent);
            transition: transform var(--transition-smooth);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: var(--primary-dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            background: #FAFFFC;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 16px 24px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #FFFFFF;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            left: 50%;
            transform: translateX(-50%);
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.08) 0%, transparent 55%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.5rem;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: #C8D6D2;
            font-size: 1.1rem;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 16px 36px;
            border-radius: var(--radius-md);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #B0C4BE;
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            color: #FFFFFF;
            font-size: 0.95rem;
            margin-bottom: 16px;
            font-weight: 700;
        }
        .footer-col p {
            font-size: 0.85rem;
            color: #B0C4BE;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: #B0C4BE;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #B0C4BE;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: #8A9E96;
        }
        .footer-bottom a {
            color: #8A9E96;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .hero-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-visual {
                order: -1;
                max-width: 380px;
                margin: 0 auto;
            }
            .hero-content h1 {
                font-size: 2.5rem;
            }
            .feature-asymmetric {
                grid-template-columns: 1fr;
            }
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .brand-stats {
                justify-content: center;
            }
            .campaign-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .app-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            section {
                padding: var(--section-pad-md) 0;
            }
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .nav-links {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .hero-section {
                min-height: 70vh;
                padding: 40px 0;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-content .hero-desc {
                font-size: 0.95rem;
            }
            .hero-preview-card {
                display: none;
            }
            .events-grid {
                grid-template-columns: 1fr 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .scene-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scene-row.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hotlist-table-wrap {
                font-size: 0.8rem;
            }
            section {
                padding: var(--section-pad-sm) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.7rem;
            }
            .container {
                padding: 0 16px;
            }
            .hero-section {
                min-height: 60vh;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .brand-stats {
                flex-direction: column;
                gap: 16px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-item .news-date {
                align-self: flex-start;
            }
            .feature-cards-stack {
                gap: 12px;
            }
            .feature-card-sm {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .campaign-gifts {
                flex-direction: column;
            }
            .changelog-item {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary);
            color: var(--text-white);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            z-index: 1001;
            position: relative;
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }

        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }

        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }

        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-fast);
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 10px 20px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: 0 0 20px var(--accent-glow);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* Section Common */
        .section-pad {
            padding: var(--section-pad) 0;
        }

        .section-pad-md {
            padding: var(--section-pad-md) 0;
        }

        .section-pad-sm {
            padding: var(--section-pad-sm) 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header .section-title {
            margin-bottom: 12px;
        }

        /* Hero Banner - Compact */
        .category-hero {
            position: relative;
            padding: 72px 0;
            background: linear-gradient(135deg, rgba(10, 30, 26, 0.92) 0%, rgba(6, 18, 16, 0.95) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: var(--text-white);
            text-align: center;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 18px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 20px;
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 700px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .category-hero .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 0 24px var(--accent-glow);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 26px;
            background: transparent;
            color: var(--text-white) !important;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent) !important;
            background: rgba(0, 230, 118, 0.08);
        }

        /* Filter Tags */
        .filter-tags-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            padding: 0;
        }

        .filter-tag {
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            border: 1.5px solid var(--border);
            background: var(--bg-white);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .filter-tag.active-tag {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 700;
        }

        /* Card Grid */
        .schedule-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .schedule-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .schedule-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-5px);
            border-color: var(--border);
        }

        .schedule-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-gray);
        }

        .schedule-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .schedule-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .schedule-card .card-img-wrap .card-date-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 5px 12px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.75rem;
            letter-spacing: 0.03em;
            z-index: 2;
        }

        .schedule-card .card-img-wrap .card-sport-icon {
            position: absolute;
            top: 14px;
            right: 14px;
            width: 36px;
            height: 36px;
            background: rgba(0, 0, 0, 0.55);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            z-index: 2;
        }

        .schedule-card .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .schedule-card .card-body .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .schedule-card .card-body .card-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .schedule-card .card-body .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .schedule-card .card-body .card-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .schedule-card .card-body .card-btn {
            display: inline-block;
            padding: 9px 18px;
            background: var(--primary);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            text-align: center;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .schedule-card .card-body .card-btn:hover {
            background: var(--accent);
            color: var(--primary-dark) !important;
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .pagination-wrap .page-btn {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .pagination-wrap .page-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .pagination-wrap .page-btn.active-page {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 700;
        }

        .pagination-wrap .page-btn.page-arrow {
            font-size: 1rem;
            border: none;
            background: transparent;
        }

        /* Hot Picks Horizontal */
        .hot-picks-scroll {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .hot-pick-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .hot-pick-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .hot-pick-card .pick-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .hot-pick-card .pick-info h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .hot-pick-card .pick-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Timeline */
        .timeline-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition-fast);
        }

        .timeline-item:last-child {
            border-bottom: none;
        }

        .timeline-item .tl-date {
            flex-shrink: 0;
            width: 90px;
            text-align: center;
            padding-top: 2px;
        }

        .timeline-item .tl-date .tl-day {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }

        .timeline-item .tl-date .tl-month {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .timeline-item .tl-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .timeline-item .tl-content p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .timeline-item .tl-content .tl-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(0, 230, 118, 0.12);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.7rem;
            border-radius: 12px;
            margin-top: 6px;
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 32px 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            transition: box-shadow var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            cursor: pointer;
            background: none;
            border: none;
            text-align: left;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--text-white);
            text-align: center;
            padding: var(--section-pad) 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(0, 230, 118, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-section .cta-title {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            position: relative;
            z-index: 1;
            font-size: 1rem;
            padding: 15px 36px;
            border-radius: var(--radius-lg);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .site-footer .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-col p {
            line-height: 1.7;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .schedule-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-picks-scroll {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .section-pad {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background: rgba(10, 30, 26, 0.97);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 20px;
                z-index: 1001;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                color: #fff !important;
                font-size: 1.2rem;
                padding: 12px 24px;
            }
            .nav-links li a.active {
                color: var(--accent) !important;
            }
            .nav-cta-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .schedule-card-grid {
                grid-template-columns: 1fr;
            }
            .hot-picks-scroll {
                grid-template-columns: 1fr 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .timeline-item {
                flex-direction: column;
                gap: 8px;
            }
            .timeline-item .tl-date {
                width: auto;
                text-align: left;
                display: flex;
                align-items: baseline;
                gap: 8px;
            }
            .timeline-item .tl-date .tl-day {
                font-size: 1.5rem;
            }
            .section-pad {
                padding: 40px 0;
            }
            .container {
                padding: 0 16px;
            }
            .filter-tags-bar {
                gap: 6px;
            }
            .filter-tag {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .hot-picks-scroll {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .category-hero {
                padding: 48px 0;
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .pagination-wrap .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary);
            color: var(--text-light);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            z-index: 1001;
            position: relative;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }
        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }
        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-smooth);
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }
        .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: 0 0 20px var(--accent-glow);
            color: var(--primary-dark) !important;
            transform: translateY(-1px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Page Hero Banner */
        .page-hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 40%, #0d3329 100%);
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(0, 230, 118, 0.06);
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(29, 233, 182, 0.04);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero .hero-breadcrumb {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .page-hero .hero-breadcrumb a {
            color: var(--accent-light);
            transition: color var(--transition-fast);
        }
        .page-hero .hero-breadcrumb a:hover {
            color: var(--accent);
        }
        .page-hero .hero-breadcrumb span {
            margin: 0 6px;
            color: var(--text-muted);
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 0 0 12px;
            letter-spacing: -0.02em;
            line-height: 1.25;
        }
        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            line-height: 1.6;
            margin: 0;
        }

        /* Main Content Area */
        .content-section {
            padding: var(--section-pad) 0;
            background: var(--bg-light);
        }
        .content-section .content-grid {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 32px;
            align-items: start;
        }

        /* Sidebar Filter */
        .sidebar-filter {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 24px 20px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            position: sticky;
            top: calc(var(--nav-height) + 24px);
            transition: box-shadow var(--transition-smooth);
        }
        .sidebar-filter:hover {
            box-shadow: var(--shadow-lg);
        }
        .sidebar-filter .filter-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--border-light);
            letter-spacing: 0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-filter .filter-title i {
            color: var(--accent);
            font-size: 1rem;
        }
        .filter-group {
            margin-bottom: 20px;
        }
        .filter-group-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 10px;
        }
        .filter-group .filter-option {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 9px 12px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            margin-bottom: 2px;
            position: relative;
        }
        .filter-group .filter-option:hover {
            background: var(--bg-gray);
            color: var(--primary);
        }
        .filter-group .filter-option.active-filter {
            background: rgba(0, 230, 118, 0.1);
            color: var(--primary);
            font-weight: 700;
        }
        .filter-group .filter-option .filter-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--border);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .filter-group .filter-option.active-filter .filter-dot {
            background: var(--accent);
            box-shadow: 0 0 8px var(--accent-glow);
        }
        .filter-group .filter-option .filter-count {
            margin-left: auto;
            font-size: 0.75rem;
            color: var(--text-muted);
            background: var(--bg-gray);
            padding: 2px 8px;
            border-radius: 10px;
            font-weight: 600;
        }
        .filter-reset-btn {
            display: block;
            width: 100%;
            padding: 10px;
            text-align: center;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-top: 8px;
        }
        .filter-reset-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(0, 230, 118, 0.04);
        }
        .filter-mobile-toggle {
            display: none;
            width: 100%;
            padding: 12px 16px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            text-align: left;
            font-size: 0.95rem;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-fast);
        }
        .filter-mobile-toggle:hover {
            border-color: var(--accent);
        }
        .filter-mobile-toggle i {
            transition: transform var(--transition-smooth);
        }
        .filter-mobile-toggle.expanded i {
            transform: rotate(180deg);
        }

        /* News List */
        .news-list-wrapper {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
        }
        .news-list-header .news-count {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .news-list-header .news-count strong {
            color: var(--accent);
            font-weight: 700;
        }
        .news-sort {
            display: flex;
            gap: 4px;
        }
        .news-sort button {
            padding: 7px 14px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            background: var(--bg-white);
            border: 1px solid transparent;
            cursor: pointer;
        }
        .news-sort button:hover {
            color: var(--accent);
            border-color: var(--border-light);
        }
        .news-sort button.active-sort {
            color: var(--accent);
            font-weight: 700;
            background: rgba(0, 230, 118, 0.06);
            border-color: rgba(0, 230, 118, 0.2);
        }
        .news-item {
            display: grid;
            grid-template-columns: 1fr;
            padding: 22px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
        }
        .news-item:hover {
            padding-left: 12px;
            background: rgba(0, 0, 0, 0.012);
            border-radius: var(--radius-md);
        }
        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .news-item .news-date-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .news-item .news-category-tag {
            display: inline-block;
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 500;
            background: var(--bg-gray);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }
        .news-item .news-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item:hover .news-title {
            color: var(--accent);
        }
        .news-item .news-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }
        .news-item .news-read-more {
            display: inline-block;
            margin-top: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            transition: all var(--transition-fast);
        }
        .news-item .news-read-more i {
            margin-left: 4px;
            transition: transform var(--transition-fast);
        }
        .news-item:hover .news-read-more i {
            transform: translateX(3px);
        }
        .news-pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .news-pagination button {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .news-pagination button:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .news-pagination button.active-page {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 700;
            box-shadow: 0 2px 10px var(--accent-glow);
        }
        .news-pagination button.page-nav {
            width: auto;
            padding: 0 16px;
            font-size: 0.85rem;
        }

        /* FAQ Section */
        .faq-section {
            padding: var(--section-pad) 0;
            background: var(--bg-white);
        }
        .faq-section .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .faq-section .section-subtitle {
            text-align: center;
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            background: transparent;
            border: none;
            text-align: left;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .faq-item .faq-question:hover {
            color: var(--accent);
        }
        .faq-item .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: all var(--transition-smooth);
        }
        .faq-item.open .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* CTA Section */
        .cta-section {
            padding: var(--section-pad) 0;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -120px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(0, 230, 118, 0.05);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .cta-section .cta-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .cta-btn {
            display: inline-block;
            padding: 14px 36px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            box-shadow: 0 4px 20px var(--accent-glow);
        }
        .cta-section .cta-btn:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(0, 230, 118, 0.5);
            color: var(--primary-dark);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: var(--text-light);
            padding: 56px 0 24px;
            font-size: 0.9rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .site-footer h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .site-footer p {
            color: var(--text-light);
            line-height: 1.7;
            font-size: 0.85rem;
            margin: 0;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: var(--text-light);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            transition: all var(--transition-fast);
            font-size: 1rem;
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .content-section .content-grid {
                grid-template-columns: 240px 1fr;
                gap: 24px;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }
            .site-footer .footer-col:first-child {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                padding: 80px 24px 24px;
                gap: 4px;
                box-shadow: var(--shadow-xl);
                transition: right var(--transition-slow);
                z-index: 1001;
                align-items: stretch;
            }
            .nav-links.active {
                right: 0;
            }
            .nav-links li a {
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: var(--radius-md);
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-overlay {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.5);
                z-index: 1000;
            }
            .nav-overlay.active {
                display: block;
            }
            .content-section .content-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sidebar-filter {
                position: static;
                display: none;
            }
            .sidebar-filter.visible {
                display: block;
            }
            .filter-mobile-toggle {
                display: flex;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero {
                padding: 40px 0 36px;
            }
            .news-item {
                padding: 16px 0;
            }
            .news-item:hover {
                padding-left: 6px;
            }
            .news-item .news-title {
                font-size: 1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .site-footer .footer-col:first-child {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .faq-section .section-title {
                font-size: 1.6rem;
            }
            :root {
                --section-pad: 50px;
                --section-pad-md: 36px;
                --section-pad-sm: 28px;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.9rem;
            }
            .news-list-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .news-item .news-meta {
                gap: 6px;
            }
            .news-pagination button {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section .cta-btn {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
            .container {
                padding: 0 16px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary-dark);
            color: var(--text-light);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            z-index: 1001;
            position: relative;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }
        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            line-height: 1.6;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }
        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            transform: scaleX(0);
            transition: transform var(--transition-smooth);
            border-radius: 1px;
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 9px 22px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: 0 0 20px var(--accent-glow);
            transform: translateY(-1px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            z-index: 1002;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            padding: 72px 0 64px;
            background: linear-gradient(135deg, rgba(10, 30, 26, 0.92) 0%, rgba(11, 43, 36, 0.88) 50%, rgba(6, 18, 16, 0.94) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            text-align: center;
            color: var(--text-white);
        }
        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.8rem;
            border-radius: 20px;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 16px 0;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }
        .category-hero .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .category-hero .hero-stats-row {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stat-item {
            text-align: center;
        }
        .category-hero .hero-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .category-hero .hero-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            letter-spacing: 0.03em;
        }

        /* Main Content Area */
        .main-content-area {
            padding: var(--section-pad) 0;
            background: var(--bg-light);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 32px;
            align-items: start;
        }
        .sidebar-filter {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            position: sticky;
            top: calc(var(--nav-height) + 24px);
        }
        .sidebar-filter h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--border-light);
            letter-spacing: 0.01em;
        }
        .filter-group {
            margin-bottom: 22px;
        }
        .filter-group label {
            display: block;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .filter-group .filter-options {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-group .filter-chip {
            display: inline-block;
            padding: 6px 14px;
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--bg-white);
            white-space: nowrap;
        }
        .filter-group .filter-chip:hover,
        .filter-group .filter-chip.active {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 600;
        }
        .filter-group select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            color: var(--text-primary);
            background: var(--bg-white);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A7A7A' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'%3E%3C/path%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            transition: border-color var(--transition-fast);
        }
        .filter-group select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-glow);
        }
        .filter-reset-btn {
            display: block;
            width: 100%;
            padding: 10px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            border: 1px dashed var(--border);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: transparent;
            margin-top: 8px;
        }
        .filter-reset-btn:hover {
            color: var(--accent);
            border-color: var(--accent);
        }
        .filter-toggle-btn {
            display: none;
            width: 100%;
            padding: 12px 18px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
            cursor: pointer;
            text-align: left;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .filter-toggle-btn i {
            float: right;
            transition: transform var(--transition-smooth);
        }
        .filter-toggle-btn.open i {
            transform: rotate(180deg);
        }

        /* News List */
        .news-list-area {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .news-list-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            letter-spacing: -0.01em;
        }
        .news-list-header .result-count {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .news-item {
            display: flex;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            align-items: flex-start;
        }
        .news-item:hover {
            background: rgba(0, 230, 118, 0.03);
            padding-left: 12px;
            border-radius: var(--radius-lg);
            margin: 0 -12px;
            padding-right: 12px;
        }
        .news-item .news-date-badge {
            flex-shrink: 0;
            min-width: 56px;
            height: 56px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: var(--radius-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            line-height: 1.1;
        }
        .news-item .news-date-badge .day {
            font-size: 1.3rem;
        }
        .news-item .news-date-badge .month {
            font-size: 0.7rem;
            letter-spacing: 0.04em;
        }
        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-content .news-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(0, 230, 118, 0.12);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 600;
            border-radius: 12px;
            letter-spacing: 0.03em;
            margin-bottom: 6px;
        }
        .news-item .news-content h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 6px 0;
            line-height: 1.5;
            letter-spacing: -0.01em;
        }
        .news-item .news-content h3 a {
            color: inherit;
            transition: color var(--transition-fast);
        }
        .news-item .news-content h3 a:hover {
            color: var(--accent);
        }
        .news-item .news-content .news-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-content .news-meta {
            font-size: 0.75rem;
            color: var(--text-light);
            margin-top: 6px;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .news-item .news-thumb {
            flex-shrink: 0;
            width: 140px;
            height: 90px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-gray);
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .news-item:hover .news-thumb img {
            transform: scale(1.05);
        }
        .pagination-row {
            display: flex;
            justify-content: center;
            gap: 8px;
            padding-top: 32px;
            flex-wrap: wrap;
        }
        .pagination-row .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--bg-white);
        }
        .pagination-row .page-btn:hover,
        .pagination-row .page-btn.active {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 700;
        }
        .pagination-row .page-btn.arrow {
            font-size: 1.1rem;
        }

        /* Featured Reports */
        .featured-reports {
            padding: var(--section-pad) 0;
            background: var(--bg-white);
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-primary);
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 40px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .featured-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .featured-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--bg-gray);
        }
        .featured-card .card-body {
            padding: 20px;
        }
        .featured-card .card-body .card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(0, 230, 118, 0.12);
            color: var(--primary);
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 12px;
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }
        .featured-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 8px 0;
            line-height: 1.5;
        }
        .featured-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-card .card-body .read-more {
            display: inline-block;
            margin-top: 10px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--accent);
            transition: color var(--transition-fast);
        }
        .featured-card .card-body .read-more:hover {
            color: var(--primary);
        }

        /* Stats Snapshot */
        .stats-snapshot {
            padding: var(--section-pad) 0;
            background: var(--primary);
            color: var(--text-white);
        }
        .stats-snapshot .section-title {
            color: var(--text-white);
        }
        .stats-snapshot .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
            letter-spacing: 0.02em;
        }

        /* Editor Picks */
        .editor-picks {
            padding: var(--section-pad) 0;
            background: var(--bg-light);
        }
        .editor-picks-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .editor-pick-item {
            display: flex;
            gap: 18px;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
            align-items: center;
        }
        .editor-pick-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .editor-pick-item .pick-img {
            width: 100px;
            height: 100px;
            border-radius: var(--radius-lg);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-gray);
        }
        .editor-pick-item .pick-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 6px 0;
            line-height: 1.4;
        }
        .editor-pick-item .pick-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .editor-pick-item .pick-info .pick-date {
            font-size: 0.7rem;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* Hot Topics */
        .hot-topics {
            padding: var(--section-pad) 0;
            background: var(--bg-white);
        }
        .topics-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .topic-tag {
            display: inline-block;
            padding: 10px 22px;
            border: 1px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--bg-white);
            white-space: nowrap;
        }
        .topic-tag:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 600;
            box-shadow: 0 4px 16px var(--accent-glow);
        }
        .topic-tag.hot {
            background: rgba(0, 230, 118, 0.1);
            border-color: var(--accent);
            color: var(--primary);
            font-weight: 600;
        }

        /* Video Highlights */
        .video-highlights {
            padding: var(--section-pad) 0;
            background: var(--bg-light);
        }
        .video-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .video-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .video-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .video-card .video-thumb {
            position: relative;
            width: 100%;
            height: 150px;
            background: var(--bg-gray);
            overflow: hidden;
        }
        .video-card .video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .video-card:hover .video-thumb img {
            transform: scale(1.06);
        }
        .video-card .video-thumb .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 44px;
            height: 44px;
            background: rgba(0, 0, 0, 0.7);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .video-card:hover .video-thumb .play-icon {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .video-card .video-info {
            padding: 14px;
        }
        .video-card .video-info h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px 0;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .video-card .video-info .video-meta {
            font-size: 0.7rem;
            color: var(--text-light);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            padding: var(--section-pad) 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #0d3528 100%);
            text-align: center;
            color: var(--text-white);
            position: relative;
            overflow: hidden;
        }
        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-cta .container {
            position: relative;
            z-index: 1;
        }
        .subscribe-cta h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .subscribe-cta p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .subscribe-cta .cta-btn-large {
            display: inline-block;
            padding: 14px 40px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-lg);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 24px var(--accent-glow);
        }
        .subscribe-cta .cta-btn-large:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(0, 230, 118, 0.5);
            color: var(--primary-dark);
        }

        /* FAQ */
        .faq-section {
            padding: var(--section-pad) 0;
            background: var(--bg-white);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 0;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            background: transparent;
            border: none;
            text-align: left;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 2px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-smooth);
            color: var(--text-muted);
            margin-left: 16px;
        }
        .faq-item.open .faq-question .faq-icon {
            border-color: var(--accent);
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-smooth);
            padding: 0 0;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 0 20px 0;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* Site Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .footer-links-row {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        /* Mobile overlay */
        .nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: , 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 999;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }
        .nav-overlay.show {
            display: block;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar-filter {
                position: static;
                display: none;
            }
            .sidebar-filter.open {
                display: block;
            }
            .filter-toggle-btn {
                display: block;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .editor-picks-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .category-hero h1 {
                font-size: 2.2rem;
            }
            .news-item {
                flex-direction: column;
                gap: 12px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 180px;
            }
            .news-item .news-date-badge {
                flex-direction: row;
                height: auto;
                min-width: auto;
                padding: 8px 14px;
                border-radius: var(--radius-md);
                gap: 6px;
                font-size: 0.85rem;
                align-self: flex-start;
            }
            .news-item .news-date-badge .month {
                font-size: 0.85rem;
            }
            .news-item .news-date-badge .day {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad: 48px;
                --section-pad-md: 40px;
                --section-pad-sm: 32px;
            }
            .nav-links {
                display: none;
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: var(--bg-white);
                flex-direction: column;
                padding: 20px 0;
                box-shadow: var(--shadow-lg);
                z-index: 1001;
                gap: 0;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links li a {
                padding: 14px 28px;
                font-size: 1rem;
                border-radius: 0;
                border-bottom: 1px solid var(--border-light);
            }
            .hamburger {
                display: flex;
            }
            .nav-cta-btn {
                display: none;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-stats-row {
                gap: 24px;
            }
            .category-hero .hero-stat-num {
                font-size: 1.5rem;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .video-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .subscribe-cta h2 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 160px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-subtitle {
                font-size: 0.9rem;
            }
            .category-hero .hero-stats-row {
                gap: 16px;
            }
            .category-hero .hero-stat-num {
                font-size: 1.2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .video-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-bottom .footer-links-row {
                justify-content: center;
            }
            .pagination-row .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
            .news-item {
                padding: 16px 0;
            }
            .news-item .news-content h3 {
                font-size: 0.95rem;
            }
            .news-item .news-thumb {
                height: 140px;
            }
            .topic-tag {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        p {
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary-dark);
            color: var(--text-light);
            font-size: 0.75rem;
            display: flex;
            align-items: center;
            z-index: 1001;
            position: relative;
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }

        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }

        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }

        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-fast);
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 8px 20px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-cta-btn:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            box-shadow: 0 0 16px var(--accent-glow);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .mobile-nav-overlay.active {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100%;
            background: var(--bg-white);
            z-index: 1000;
            padding: 80px 24px 40px;
            transition: right var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

        .mobile-nav-panel.active {
            right: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            color: var(--text-primary);
            font-weight: 500;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--bg-gray);
            color: var(--accent);
        }

        /* Section Common */
        .section {
            padding: var(--section-pad) 0;
        }

        .section-sm {
            padding: var(--section-pad-sm) 0;
        }

        .section-md {
            padding: var(--section-pad-md) 0;
        }

        .section-dark {
            background: var(--primary);
            color: var(--text-white);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-gray {
            background: var(--bg-gray);
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .section-dark .section-title {
            color: var(--text-white);
        }

        .section-dark .section-subtitle {
            color: var(--text-light);
        }

        /* Hero Banner */
        .data-hero {
            position: relative;
            padding: 60px 0;
            background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary-light) 40%, #0d3d30 100%);
            color: var(--text-white);
            overflow: hidden;
        }

        .data-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .data-hero .container {
            position: relative;
            z-index: 1;
        }

        .data-hero .hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .data-hero .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .data-hero .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .data-hero .hero-text h1 span {
            color: var(--accent);
        }

        .data-hero .hero-text .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .data-hero .hero-visual {
            flex: 0 0 380px;
            min-width: 280px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            position: relative;
        }

        .data-hero .hero-visual img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-xl);
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .data-hero .hero-visual .data-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.02em;
            box-shadow: 0 4px 16px rgba(0, 230, 118, 0.4);
        }

        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 0 20px var(--accent-glow);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 28px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            text-align: center;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(0, 230, 118, 0.06);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
        }

        /* Stats Overview */
        .stats-overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--accent-light);
        }

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            background: rgba(0, 230, 118, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 1.3rem;
            color: var(--accent);
        }

        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .stat-card .stat-change {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 12px;
            margin-top: 8px;
        }

        .stat-change.up {
            background: rgba(0, 230, 118, 0.15);
            color: #00a854;
        }

        .stat-change.down {
            background: rgba(255, 77, 77, 0.12);
            color: #d4380d;
        }

        /* Timeline */
        .timeline-wrapper {
            position: relative;
        }

        .timeline-scroll {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            padding: 8px 4px 16px;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }

        .timeline-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .timeline-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }

        .timeline-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .timeline-item {
            flex-shrink: 0;
            padding: 10px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            cursor: pointer;
            text-align: center;
            transition: all var(--transition-fast);
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            white-space: nowrap;
            min-width: 100px;
            user-select: none;
        }

        .timeline-item:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .timeline-item.active {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            box-shadow: 0 4px 16px var(--accent-glow);
        }

        .timeline-item .tl-date {
            font-size: 0.8rem;
            color: inherit;
            opacity: 0.8;
            display: block;
            margin-top: 2px;
        }

        .timeline-item.active .tl-date {
            opacity: 1;
        }

        /* Data Cards */
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            transition: opacity var(--transition-smooth);
        }

        .data-match-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .data-match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--accent-light);
        }

        .data-match-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-gray);
        }

        .data-match-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .data-match-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .data-match-card .card-img-wrap .match-status {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.7rem;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 0.02em;
        }

        .data-match-card .card-body {
            padding: 16px;
        }

        .data-match-card .match-teams {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .data-match-card .match-score {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        .data-match-card .match-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .data-match-card .match-stats-mini {
            display: flex;
            gap: 16px;
            margin-top: 10px;
            font-size: 0.78rem;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .data-match-card .match-stats-mini span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .data-match-card .match-stats-mini i {
            color: var(--accent);
            font-size: 0.65rem;
        }

        /* Rankings */
        .ranking-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .ranking-panel {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }

        .ranking-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ranking-panel h3 i {
            color: var(--accent);
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
            cursor: pointer;
        }

        .ranking-item:hover {
            background: var(--bg-gray);
        }

        .ranking-item .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .ranking-item .rank-num.top {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .ranking-item .rank-num.mid {
            background: var(--bg-gray);
            color: var(--text-secondary);
        }

        .ranking-item .rank-name {
            flex: 1;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-primary);
        }

        .ranking-item .rank-value {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            white-space: nowrap;
        }

        /* Feature Highlight */
        .feature-highlight-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--accent-light);
        }

        .feature-card .fc-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            flex-shrink: 0;
            background: rgba(0, 230, 118, 0.1);
            color: var(--accent);
        }

        .feature-card .fc-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .feature-card .fc-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--accent-light);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
            background: var(--bg-light);
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            color: var(--text-white);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-section .cta-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            font-size: 1rem;
            padding: 14px 36px;
            border-radius: var(--radius-lg);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: var(--text-light);
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--text-light);
            margin-bottom: 0;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-light);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            transition: all var(--transition-fast);
            font-size: 1rem;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-light);
        }

        .footer-bottom a {
            color: var(--text-light);
            transition: color var(--transition-fast);
            font-size: 0.75rem;
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-overview-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-grid {
                grid-template-columns: 1fr;
            }
            .feature-highlight-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .data-hero .hero-inner {
                flex-direction: column;
                text-align: center;
            }
            .data-hero .hero-text .hero-desc {
                max-width: 100%;
            }
            .data-hero .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 500px;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .data-hero .hero-text h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-nav-overlay,
            .mobile-nav-panel {
                display: block;
            }
            .stats-overview-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .ranking-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .feature-highlight-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .section {
                padding: var(--section-pad-sm) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .data-hero {
                padding: 40px 0;
            }
            .data-hero .hero-text h1 {
                font-size: 1.7rem;
            }
            .data-hero .hero-visual {
                max-width: 100%;
            }
            .timeline-item {
                min-width: 80px;
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .stat-card {
                padding: 16px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom .footer-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .stats-overview-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 12px;
            }
            .stat-card .stat-number {
                font-size: 1.3rem;
            }
            .stat-card .stat-label {
                font-size: 0.75rem;
            }
            .data-hero .hero-text h1 {
                font-size: 1.4rem;
            }
            .data-hero .hero-text .hero-desc {
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .data-match-card .match-score {
                font-size: 1.3rem;
            }
            .feature-card {
                padding: 16px;
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .ranking-panel {
                padding: 16px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: calc(var(--topbar-height) + var(--nav-height));
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary);
            color: var(--text-white);
            font-size: 0.75rem;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            width: 100%;
        }

        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
            white-space: nowrap;
        }

        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }

        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .top-info-bar .top-actions .vip-badge:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(0, 230, 118, 0.4);
        }

        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: fixed;
            top: var(--topbar-height);
            left: 0;
            right: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }

        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-links li a {
            display: block;
            padding: 8px 13px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-smooth);
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-cta-btn:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            box-shadow: var(--shadow-lg);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1002;
            padding: 4px;
            background: transparent;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
            display: block;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                align-items: flex-start;
                padding: 80px 28px 28px;
                gap: 6px;
                box-shadow: var(--shadow-xl);
                transition: right var(--transition-slow);
                z-index: 1001;
                overflow-y: auto;
            }

            .nav-links.active {
                right: 0;
            }

            .nav-links li a {
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
                border-radius: var(--radius-md);
            }

            .hamburger {
                display: flex;
            }

            .nav-cta-btn {
                font-size: 0.8rem;
                padding: 7px 14px;
            }

            .nav-overlay {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.45);
                z-index: 1000;
                opacity: 0;
                pointer-events: none;
                transition: opacity var(--transition-smooth);
            }

            .nav-overlay.active {
                opacity: 1;
                pointer-events: auto;
            }
        }

        @media (max-width: 640px) {
            .nav-logo {
                font-size: 1.2rem;
                gap: 6px;
            }

            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }

            .nav-cta-btn {
                font-size: 0.75rem;
                padding: 6px 12px;
            }

            .top-info-bar .domain-hint {
                font-size: 0.65rem;
            }

            .top-info-bar .top-actions a {
                font-size: 0.7rem;
            }
        }

        .section {
            padding: var(--section-pad) 0;
        }

        .section-sm {
            padding: var(--section-pad-sm) 0;
        }

        .section-md {
            padding: var(--section-pad-md) 0;
        }

        .section-dark {
            background: var(--primary);
            color: var(--text-white);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-gray {
            background: var(--bg-gray);
        }

        .hero-banner-full {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            padding: 60px 0;
        }

        .hero-banner-full::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(10, 30, 26, 0.88) 0%, rgba(10, 30, 26, 0.65) 50%, rgba(6, 18, 16, 0.82) 100%);
            z-index: 1;
        }

        .hero-banner-full .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }

        .hero-banner-full .hero-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
        }

        .hero-banner-full h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .hero-banner-full .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-banner-full .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            text-align: center;
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 26px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            text-align: center;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 4px 16px rgba(0, 230, 118, 0.25);
        }

        .btn-outline-dark {
            display: inline-block;
            padding: 12px 26px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--primary);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            text-align: center;
            cursor: pointer;
        }

        .btn-outline-dark:hover {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: var(--shadow-lg);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-title-light {
            color: var(--text-white);
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
            margin-bottom: 24px;
        }

        .section-desc-light {
            color: rgba(255, 255, 255, 0.8);
        }

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            height: 100%;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--accent-light);
        }

        .stat-card .stat-icon {
            width: 52px;
            height: 52px;
            background: rgba(0, 230, 118, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--accent);
        }

        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .highlight-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .highlight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .highlight-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .highlight-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .highlight-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .highlight-card .card-img-wrap .play-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background: rgba(0, 0, 0, 0.7);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            transition: all var(--transition-fast);
            z-index: 2;
        }

        .highlight-card:hover .play-overlay {
            background: var(--accent);
            color: var(--primary-dark);
            width: 56px;
            height: 56px;
        }

        .highlight-card .card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .highlight-card .card-date {
            font-size: 0.78rem;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .highlight-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .highlight-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 12px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .highlight-card .card-btn {
            display: inline-block;
            padding: 8px 18px;
            background: var(--primary);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            text-align: center;
            align-self: flex-start;
        }

        .highlight-card .card-btn:hover {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: var(--shadow-md);
        }

        .category-tag {
            display: inline-block;
            padding: 8px 18px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .category-tag:hover,
        .category-tag.active-tag {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 600;
            box-shadow: var(--shadow-md);
        }

        .feature-block {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }

        .feature-block.reverse {
            flex-direction: row-reverse;
        }

        .feature-block .feature-img {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-block .feature-img img {
            width: 100%;
            height: auto;
            display: block;
        }

        .feature-block .feature-text {
            flex: 1;
            min-width: 300px;
        }

        .feature-block .feature-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .feature-block .feature-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        .feature-block .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .feature-block .feature-list li {
            padding: 7px 0;
            font-size: 0.95rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.5;
        }

        .feature-block .feature-list li i {
            color: var(--accent);
            font-size: 1rem;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .testimonial-card .stars {
            color: #FFB800;
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .testimonial-card .quote {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .user-info {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .accordion-custom {
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .accordion-custom .accordion-item {
            border-bottom: 1px solid var(--border-light);
            background: var(--bg-white);
        }

        .accordion-custom .accordion-item:last-child {
            border-bottom: none;
        }

        .accordion-custom .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--bg-white);
            gap: 12px;
            user-select: none;
        }

        .accordion-custom .accordion-title:hover {
            background: var(--bg-light);
            color: var(--accent);
        }

        .accordion-custom .accordion-title .acc-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
            color: var(--text-muted);
        }

        .accordion-custom .accordion-item.is-active .accordion-title .acc-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }

        .accordion-custom .accordion-content {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            display: none;
        }

        .accordion-custom .accordion-item.is-active .accordion-content {
            display: block;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--primary-dark) 100%);
            text-align: center;
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 0;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 7px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--accent);
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }

        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-2px);\n        }\n\n        /* Breadcrumb */\n        .breadcrumb {\n            display: flex;\n            align-items: center;\n            gap: 8px;\n            font-size: 0.85rem;\n            color: var(--text-muted);\n            padding: 16px 0;\n            flex-wrap: wrap;\n        }\n\n        .breadcrumb a {\n            color: var(--text-muted);\n            transition: color var(--transition-fast);\n        }\n\n        .breadcrumb a:hover {\n            color: var(--accent);\n        }\n\n        .breadcrumb .separator {\n            color: var(--border);\n            font-size: 0.7rem;\n        }\n\n        .breadcrumb .current {\n            color: var(--accent);\n            font-weight: 600;\n        }\n\n        /* Data Panel */\n        .data-panel {\n            background: var(--bg-white);\n            border-radius: var(--radius-xl);\n            border: 1px solid var(--border-light);\n            padding: 30px 24px;\n            box-shadow: var(--shadow-sm);\n            transition: all var(--transition-smooth);\n            height: 100%;\n            text-align: center;\n        }\n\n        .data-panel:hover {\n            box-shadow: var(--shadow-card-hover);\n            transform: translateY(-3px);\n            border-color: var(--accent-light);\n        }\n\n        .data-panel .data-icon {\n            width: 56px;\n            height: 56px;\n            background: linear-gradient(135deg, rgba(0, 230, 118, 0.15) 0%, rgba(29, 233, 182, 0.1) 100%);\n            border-radius: var(--radius-lg);\n            display: flex;\n            align-items: center;\n            justify-content: center;\n            margin: 0 auto 14px;\n            font-size: 1.5rem;\n            color: var(--accent);\n        }\n\n        .data-panel .data-value {\n            font-size: 2.6rem;\n            font-weight: 700;\n            color: var(--primary);\n            line-height: 1.1;\n            margin-bottom: 6px;\n            letter-spacing: -0.02em;\n        }\n\n        .data-panel .data-unit {\n            font-size: 1rem;\n            font-weight: 400;\n            color: var(--text-muted);\n        }\n\n        .data-panel .data-label {\n            font-size: 0.9rem;\n            color: var(--text-secondary);\n            font-weight: 500;\n            margin-top: 4px;\n        }\n\n        .data-panel .data-trend {\n            display: inline-block;\n            font-size: 0.8rem;\n            font-weight: 600;\n            padding: 3px 10px;\n            border-radius: 12px;\n            margin-top: 6px;\n        }\n\n        .data-panel .data-trend.up {\n            background: rgba(0, 230, 118, 0.12);\n            color: #00A859;\n        }\n\n        .data-panel .data-trend.stable {\n            background: rgba(255, 184, 0, 0.12);\n            color: #B88600;\n        }\n\n        /* Info strip */\n        .info-strip {\n            background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);\n            color: var(--text-white);\n            padding: 20px 0;\n            font-size: 0.9rem;\n            text-align: center;\n        }\n\n        .info-strip .info-items {\n            display: flex;\n            justify-content: center;\n            gap: 40px;\n            flex-wrap: wrap;\n        }\n\n        .info-strip .info-item {\n            display: flex;\n            align-items: center;\n            gap: 8px;\n            font-weight: 500;\n        }\n\n        .info-strip .info-item i {\n            color: var(--accent);\n            font-size: 1rem;\n        }\n\n        /* Responsive */\n        @media (max-width: 1024px) {\n            .hero-banner-full h1 {\n                font-size: 2.2rem;\n            }\n\n            .hero-banner-full {\n                min-height: 40vh;\n                padding: 40px 0;\n            }\n\n            .section {\n                padding: var(--section-pad-md) 0;\n            }\n\n            .section-title {\n                font-size: 1.7rem;\n            }\n\n            .site-footer .footer-grid {\n                grid-template-columns: repeat(3, 1fr);\n                gap: 24px;\n            }\n\n            .feature-block {\n                gap: 24px;\n            }\n\n            .feature-block .feature-text h3 {\n                font-size: 1.35rem;\n            }\n\n            .cta-section .cta-title {\n                font-size: 1.6rem;\n            }\n\n            .data-panel .data-value {\n                font-size: 2rem;\n            }\n        }\n\n        @media (max-width: 768px) {\n            .hero-banner-full {\n                min-height: 35vh;\n                padding: 32px 0;\n            }\n\n            .hero-banner-full h1 {\n                font-size: 1.7rem;\n            }\n\n            .hero-banner-full .hero-subtitle {\n                font-size: 1rem;\n            }\n\n            .section {\n                padding: var(--section-pad-sm) 0;\n            }\n\n            .section-title {\n                font-size: 1.4rem;\n            }\n\n            .section-desc {\n                font-size: 0.95rem;\n            }\n\n            .site-footer .footer-grid {\n                grid-template-columns: repeat(2, 1fr);\n                gap: 20px;\n            }\n\n            .feature-block {\n                flex-direction: column !important;\n                gap: 20px;\n            }\n\n            .feature-block .feature-img,\n            .feature-block .feature-text {\n                min-width: 100%;\n            }\n\n            .feature-block .feature-text h3 {\n                font-size: 1.2rem;\n            }\n\n            .hero-banner-full .hero-btns {\n                flex-direction: column;\n                gap: 10px;\n            }\n\n            .hero-banner-full .hero-btns .btn-primary,\n            .hero-banner-full .hero-btns .btn-outline {\n                width: 100%;\n                text-align: center;\n            }\n\n            .cta-section .cta-title {\n                font-size: 1.35rem;\n            }\n\n            .cta-section .cta-desc {\n                font-size: 0.9rem;\n            }\n\n            .stat-card .stat-number {\n                font-size: 1.7rem;\n            }\n\n            .data-panel .data-value {\n                font-size: 1.8rem;\n            }\n\n            .info-strip .info-items {\n                gap: 16px;\n                flex-direction: column;\n                align-items: center;\n            }\n\n            .accordion-custom .accordion-title {\n                font-size: 0.9rem;\n                padding: 14px 16px;\n            }\n\n            .accordion-custom .accordion-content {\n                padding: 0 16px 14px;\n                font-size: 0.88rem;\n            }\n\n            .highlight-card .card-title {\n                font-size: 0.95rem;\n            }\n\n            .breadcrumb {\n                font-size: 0.78rem;\n            }\n\n            .category-tag {\n                font-size: 0.8rem;\n                padding: 6px 14px;\n            }\n        }\n\n        @media (max-width: 520px) {\n            .hero-banner-full h1 {\n                font-size: 1.4rem;\n            }\n\n            .hero-banner-full .hero-subtitle {\n                font-size: 0.9rem;\n            }\n\n            .section-title {\n                font-size: 1.2rem;\n            }\n\n            .site-footer .footer-grid {\n                grid-template-columns: 1fr;\n                gap: 18px;\n            }\n\n            .stat-card {\n                padding: 18px 14px;\n            }\n\n            .stat-card .stat-number {\n                font-size: 1.5rem;\n            }\n\n            .data-panel {\n                padding: 18px 14px;\n            }\n\n            .data-panel .data-value {\n                font-size: 1.5rem;\n            }\n\n            .data-panel .data-icon {\n                width: 42px;\n                height: 42px;\n                font-size: 1.2rem;\n            }\n\n            .highlight-card .card-body {\n                padding: 12px 10px;\n            }\n\n            .cta-section {\n                padding: 40px 0;\n            }\n\n            .cta-section .cta-title {\n                font-size: 1.15rem;\n            }\n\n            .container {\n                padding: 0 14px;\n            }\n\n            .btn-primary,\n            .btn-outline,\n            .btn-outline-dark {\n                padding: 10px 20px;\n                font-size: 0.85rem;\n            }\n\n            .testimonial-card {\n                padding: 16px;\n            }\n\n            .testimonial-card .quote {\n                font-size: 0.85rem;\n            }\n        }\n\n        /* Animation */\n        @keyframes fadeInUp {\n            from {\n                opacity: 0;\n                transform: translateY(24px);\n            }\n            to {\n                opacity: 1;\n                transform: translateY(0);\n            }\n        }\n\n        .animate-in {\n            animation: fadeInUp 0.6s ease forwards;\n            opacity: 0;\n        }\n\n        .delay-1 { animation-delay: 0.1s; }\n        .delay-2 { animation-delay: 0.2s; }\n        .delay-3 { animation-delay: 0.3s; }\n        .delay-4 { animation-delay: 0.4s; }\n        .delay-5 { animation-delay: 0.5s; }\n        .delay-6 { animation-delay: 0.6s; }\n

/* roulang page: category5 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary-dark);
            color: var(--text-light);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            z-index: 1001;
            position: relative;
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }

        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }

        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }

        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-smooth);
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 8px 20px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }

        .nav-cta-btn:hover {
            background: #00c864;
            box-shadow: 0 0 16px var(--accent-glow);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                align-items: flex-start;
                padding: 80px 24px 24px;
                gap: 6px;
                box-shadow: var(--shadow-xl);
                transform: translateX(100%);
                transition: transform var(--transition-slow);
                z-index: 1001;
                overflow-y: auto;
            }

            .nav-links.active {
                transform: translateX(0);
            }

            .nav-links li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: var(--radius-md);
            }

            .nav-cta-btn {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .nav-overlay {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.5);
                z-index: 1000;
                opacity: 0;
                pointer-events: none;
                transition: opacity var(--transition-smooth);
            }

            .nav-overlay.active {
                opacity: 1;
                pointer-events: auto;
            }
        }

        @media (max-width: 520px) {
            .nav-links {
                width: 100%;
            }

            .nav-logo {
                font-size: 1.2rem;
            }

            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }

            .top-info-bar .domain-hint {
                display: none;
            }
        }

        .section-pad {
            padding: var(--section-pad) 0;
        }

        .section-pad-md {
            padding: var(--section-pad-md) 0;
        }

        .section-pad-sm {
            padding: var(--section-pad-sm) 0;
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: var(--section-pad-sm) 0;
            }

            .section-pad-md {
                padding: 36px 0;
            }

            .section-pad-sm {
                padding: 24px 0;
            }
        }

        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(10, 30, 26, 0.92) 0%, rgba(6, 18, 16, 0.95) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            color: var(--text-white);
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.6;
            max-width: 560px;
        }

        @media (max-width: 768px) {
            .page-hero {
                min-height: 240px;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                min-height: 200px;
            }

            .page-hero h1 {
                font-size: 1.5rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.85rem;
            }
        }

        .dual-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }

        @media (max-width: 1024px) {
            .dual-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        .deep-article {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 32px 36px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .deep-article .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .deep-article .article-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .deep-article .article-date {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .deep-article h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .deep-article h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 28px 0 12px;
            line-height: 1.35;
        }

        .deep-article p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .deep-article .article-image {
            margin: 24px 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .deep-article .article-image img {
            width: 100%;
            border-radius: var(--radius-lg);
        }

        .deep-article .highlight-box {
            background: var(--bg-light);
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 20px 0;
        }

        .deep-article .highlight-box p {
            margin: 0;
            font-weight: 500;
            color: var(--text-primary);
        }

        .deep-article ul {
            list-style: disc;
            padding-left: 20px;
            margin-bottom: 16px;
        }

        .deep-article ul li {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 6px;
            font-size: 0.95rem;
            padding-left: 4px;
        }

        .deep-article ul li::marker {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .deep-article {
                padding: 20px 16px;
            }

            .deep-article h2 {
                font-size: 1.5rem;
            }

            .deep-article h3 {
                font-size: 1.2rem;
            }

            .deep-article p {
                font-size: 0.9rem;
            }
        }

        .sidebar-cards {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: calc(var(--nav-height) + 24px);
        }

        @media (max-width: 1024px) {
            .sidebar-cards {
                position: static;
                display: grid;
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
                gap: 16px;
            }
        }

        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .sidebar-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .sidebar-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .sidebar-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .sidebar-card:hover .card-img img {
            transform: scale(1.04);
        }

        .sidebar-card .card-img .card-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .sidebar-card .card-body {
            padding: 16px;
        }

        .sidebar-card .card-body h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .sidebar-card .card-body .card-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .sidebar-card .card-body .card-btn {
            display: inline-block;
            padding: 6px 14px;
            background: transparent;
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: 0.78rem;
            font-weight: 500;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .sidebar-card:hover .card-body .card-btn {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        @media (max-width: 768px) {
            .benefits-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .benefits-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        .benefit-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }

        .benefit-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .benefit-card .benefit-icon {
            width: 52px;
            height: 52px;
            background: var(--bg-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            color: var(--accent);
            transition: all var(--transition-smooth);
        }

        .benefit-card:hover .benefit-icon {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .benefit-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .benefit-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-title h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-title .title-line {
            width: 48px;
            height: 3px;
            background: var(--accent);
            margin: 0 auto;
            border-radius: 2px;
        }

        .section-title p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 10px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .section-title h2 {
                font-size: 1.5rem;
            }

            .section-title {
                margin-bottom: 28px;
            }
        }

        .faq-section {
            background: var(--bg-light);
        }

        .accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion-item {
            background: var(--bg-white);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 10px;
            border: 1px solid var(--border-light) !important;
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-title {
            font-size: 1rem !important;
            font-weight: 600 !important;
            color: var(--text-primary) !important;
            padding: 18px 20px !important;
            border: none !important;
            background: var(--bg-white) !important;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .accordion-title::before {
            content: '+';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: 50%;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
        }

        .accordion-item.is-active .accordion-title::before {
            content: '−';
            transform: rotate(180deg);
        }

        .accordion-title:hover {
            color: var(--accent) !important;
        }

        .accordion-content {
            padding: 0 20px 18px !important;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            border: none !important;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--text-white);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-btn-lg {
            display: inline-block;
            padding: 14px 36px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 20px var(--accent-glow);
        }

        .cta-btn-lg:hover {
            background: #00c864;
            box-shadow: 0 6px 28px rgba(0, 230, 118, 0.5);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }

        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.6rem;
            }

            .cta-section p {
                font-size: 0.9rem;
            }

            .cta-btn-lg {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        .site-footer {
            background: var(--primary-dark);
            color: var(--text-light);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col p {
            font-size: 0.82rem;
            line-height: 1.6;
            color: var(--text-light);
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-light);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            transition: all var(--transition-fast);
            font-size: 0.9rem;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .footer-bottom {
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.7rem;
            color: var(--text-light);
        }

        .footer-bottom a {
            color: var(--text-light);
            font-size: 0.7rem;
            margin: 0 6px;
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        @media (max-width: 520px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        .bg-light-section {
            background: var(--bg-light);
        }

        .bg-white-section {
            background: var(--bg-white);
        }

        .section-divider {
            border: none;
            height: 1px;
            background: var(--border-light);
            margin: 0;
        }

/* roulang page: category7 */
:root {
            --primary: #0A1E1A;
            --primary-light: #0B2B24;
            --primary-dark: #061210;
            --accent: #00E676;
            --accent-light: #1DE9B6;
            --accent-glow: rgba(0, 230, 118, 0.35);
            --bg-white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F0F2F0;
            --bg-dark: #121212;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #7A7A7A;
            --text-light: #B0B0B0;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 64px;
            --topbar-height: 32px;
            --section-pad: 80px;
            --section-pad-md: 56px;
            --section-pad-sm: 40px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-primary);
            background: var(--bg-white);
            line-height: 1.7;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Top Info Bar */
        .top-info-bar {
            height: var(--topbar-height);
            background: var(--primary-dark);
            color: var(--text-light);
            font-size: 0.75rem;
            line-height: var(--topbar-height);
            z-index: 1001;
            position: relative;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .top-info-bar .domain-hint {
            color: var(--text-light);
            letter-spacing: 0.03em;
            font-size: 0.7rem;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .top-info-bar .top-actions a {
            color: var(--text-light);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent);
        }
        .top-info-bar .top-actions .vip-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.7rem;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }

        /* Main Navigation */
        .main-nav {
            height: var(--nav-height);
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }
        .main-nav.scrolled {
            box-shadow: var(--shadow-md);
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            border-radius: var(--radius-md);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
            transition: transform var(--transition-fast);
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 10px 20px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: 0 0 20px var(--accent-glow);
            transform: translateY(-1px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1002;
            padding: 4px;
        }
        .hamburger span {
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Page Hero */
        .page-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 40%, #0D3328 100%);
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero .hero-content {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .page-hero .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .page-hero .hero-text .category-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .page-hero .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 0 0 16px;
            line-height: 1.25;
            letter-spacing: -0.02em;
        }
        .page-hero .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 24px;
            line-height: 1.6;
            max-width: 540px;
        }
        .page-hero .hero-text .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .page-hero .hero-image {
            flex: 0 0 420px;
            max-width: 100%;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            position: relative;
        }
        .page-hero .hero-image img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            border-radius: var(--radius-xl);
        }
        .page-hero .hero-image .play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 0, 0, 0.35);
            border-radius: var(--radius-xl);
            transition: background var(--transition-smooth);
        }
        .page-hero .hero-image .play-overlay:hover {
            background: rgba(0, 0, 0, 0.2);
        }
        .page-hero .hero-image .play-icon {
            width: 64px;
            height: 64px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 1.5rem;
            box-shadow: 0 0 40px var(--accent-glow);
            transition: transform var(--transition-smooth);
        }
        .page-hero .hero-image .play-overlay:hover .play-icon {
            transform: scale(1.1);
        }
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--accent);
            color: var(--primary-dark) !important;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 0 28px var(--accent-glow);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-block;
            padding: 12px 28px;
            background: transparent;
            color: var(--text-white) !important;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            text-align: center;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent) !important;
            background: rgba(0, 230, 118, 0.08);
        }

        /* Section Common */
        .section {
            padding: var(--section-pad) 0;
        }
        .section-sm {
            padding: var(--section-pad-sm) 0;
        }
        .section-md {
            padding: var(--section-pad-md) 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 0 40px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .bg-light {
            background: var(--bg-light);
        }
        .bg-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .bg-dark .section-title {
            color: var(--text-white);
        }
        .bg-dark .section-subtitle {
            color: var(--text-light);
        }

        /* Video Grid */
        .video-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .video-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .video-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .video-card .card-thumb {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
        }
        .video-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .video-card:hover .card-thumb img {
            transform: scale(1.06);
        }
        .video-card .card-thumb .duration-badge {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(0, 0, 0, 0.8);
            color: #fff;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .video-card .card-thumb .play-badge {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 48px;
            height: 48px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 1.1rem;
            opacity: 0;
            transition: opacity var(--transition-smooth);
            box-shadow: 0 0 24px var(--accent-glow);
        }
        .video-card:hover .card-thumb .play-badge {
            opacity: 1;
        }
        .video-card .card-body {
            padding: 16px 18px;
        }
        .video-card .card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .video-card .card-body .card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .video-card .card-body .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* Featured Highlights */
        .featured-highlights {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .highlight-feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .highlight-feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .highlight-feature-card .feature-icon {
            width: 52px;
            height: 52px;
            background: var(--bg-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            color: var(--accent);
            transition: all var(--transition-fast);
        }
        .highlight-feature-card:hover .feature-icon {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .highlight-feature-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }
        .highlight-feature-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* Article List */
        .article-list-section {}
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .article-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition-fast);
            align-items: flex-start;
        }
        .article-item:first-child {
            border-top: 1px solid var(--border-light);
        }
        .article-item:hover {
            background: var(--bg-gray);
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius-lg);
        }
        .article-item .article-thumb {
            flex: 0 0 160px;
            height: 110px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            flex-shrink: 0;
        }
        .article-item .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-item:hover .article-thumb img {
            transform: scale(1.05);
        }
        .article-item .article-info {
            flex: 1;
            min-width: 0;
        }
        .article-item .article-info h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-info .article-excerpt {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0 0 10px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-info .article-meta-bottom {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .article-item .article-info .article-meta-bottom .view-count {
            display: flex;
            align-items: center;
            gap: 4px;
            color: var(--accent);
            font-weight: 600;
        }
        .article-item .article-info .article-meta-bottom .date-tag {
            background: var(--bg-gray);
            padding: 2px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
        }

        /* Filter Tags */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 32px;
        }
        .filter-tag {
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .filter-tag:hover,
        .filter-tag.active {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            font-weight: 700;
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }
        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 0;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            background: var(--bg-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-fast);
            color: var(--text-muted);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 0;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 18px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #0D3025 100%);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            bottom: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .cta-section .cta-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 28px;
        }
        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 36px;
            border-radius: var(--radius-lg);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: var(--text-light);
            padding: 56px 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        .site-footer .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-col p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-light);
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            transition: all var(--transition-fast);
            font-size: 1rem;
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            font-size: 0.75rem;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .footer-links-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-highlights {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-hero .hero-image {
                flex: 0 0 320px;
            }
            .page-hero .hero-text h1 {
                font-size: 2.2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .article-item .article-thumb {
                flex: 0 0 120px;
                height: 90px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                padding: 80px 24px 40px;
                gap: 0;
                box-shadow: var(--shadow-xl);
                transition: right var(--transition-smooth);
                z-index: 1001;
                overflow-y: auto;
            }
            .nav-links.open {
                right: 0;
            }
            .nav-links li a {
                padding: 14px 8px;
                font-size: 1rem;
                display: block;
                border-bottom: 1px solid var(--border-light);
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-cta-btn-mobile {
                display: block;
                margin-top: 16px;
                text-align: center;
            }
            .hamburger {
                display: flex;
            }
            .video-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .video-card .card-thumb {
                height: 150px;
            }
            .featured-highlights {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .page-hero .hero-content {
                flex-direction: column;
            }
            .page-hero .hero-image {
                flex: 0 0 auto;
                width: 100%;
            }
            .page-hero .hero-text h1 {
                font-size: 1.8rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .section {
                padding: var(--section-pad-sm) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .article-item {
                flex-direction: column;
                gap: 12px;
            }
            .article-item .article-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 160px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .video-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .featured-highlights {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .page-hero .hero-text h1 {
                font-size: 1.5rem;
            }
            .page-hero {
                padding: 40px 0 36px;
            }
            .container {
                padding: 0 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
            .article-item .article-info h4 {
                font-size: 1rem;
            }
        }