/* roulang page: index */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            padding-bottom: 72px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }

        :focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

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

        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-card);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }

        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }

        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }

        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }

        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            line-height: 1.4;
            letter-spacing: 0.5px;
        }

        .badge-purple {
            background: rgba(124, 58, 237, 0.16);
            color: #B78AF0;
            border: 1px solid rgba(124, 58, 237, 0.4);
        }

        .badge-cyan {
            background: rgba(6, 182, 212, 0.14);
            color: #4DD8F0;
            border: 1px solid rgba(6, 182, 212, 0.4);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.14);
            color: #FCD34D;
            border: 1px solid rgba(245, 158, 11, 0.4);
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.14);
            color: #4ADE80;
            border: 1px solid rgba(34, 197, 94, 0.4);
        }

        .divider {
            border: none;
            border-top: 1px solid var(--border-subtle);
            margin: 0;
        }

        /* Header */
        .site-header {
            background: var(--bg-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 7px;
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #fff;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            letter-spacing: 0.5px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            margin: 0;
            flex: 1;
            justify-content: center;
        }

        .main-nav li a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 2px;
            position: relative;
            transition: color var(--transition-base);
            white-space: nowrap;
        }

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

        .main-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-purple);
            border-radius: 1px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .mega-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background: transparent;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .mega-trigger:hover {
            color: var(--accent-cyan);
            border-color: rgba(6, 182, 212, 0.5);
            background: rgba(6, 182, 212, 0.06);
        }

        .mega-panel {
            position: absolute;
            top: 68px;
            right: 0;
            left: 0;
            background: var(--bg-card);
            border: 1px solid rgba(6, 182, 212, 0.3);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            padding: 28px 24px;
            display: none;
            z-index: 99;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }

        .mega-panel.open {
            display: block;
        }

        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }

        .mega-link-card {
            display: block;
            padding: 16px;
            background: var(--bg-card-alt);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-base);
        }

        .mega-link-card:hover {
            border-color: rgba(6, 182, 212, 0.5);
            background: rgba(6, 182, 212, 0.04);
            color: var(--text-primary);
        }

        .mega-link-card .mega-link-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .mega-link-card .mega-link-desc {
            font-size: 12px;
            color: var(--text-muted);
        }

        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            padding: 8px 12px;
            cursor: pointer;
            font-size: 18px;
        }

        .mobile-nav {
            display: none;
            background: var(--bg-card);
            border-top: 1px solid var(--border-subtle);
            padding: 12px 0;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            z-index: 98;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            padding: 0 24px;
            margin: 0;
        }

        .mobile-nav ul li a {
            display: block;
            padding: 12px 0;
            font-size: 15px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

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

        /* Hero */
        .hero {
            background: url('/assets/images/dabf91ba3c1673c9.webp') center/cover no-repeat;
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            padding: 80px 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 10, 15, 0.92) 0%, rgba(10, 10, 15, 0.78) 40%, rgba(10, 10, 15, 0.65) 100%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(124, 58, 237, 0.25) 0%, transparent 60%);
            z-index: 1;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            width: 100%;
        }

        .hero-content {
            max-width: 560px;
        }

        .hero-badge-row {
            display: flex;
            gap: 10px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 480px;
        }

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

        .hero-panel {
            background: rgba(20, 20, 28, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 24px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-panel-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-stat-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .hero-stat-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 14px;
            color: var(--text-secondary);
        }

        .hero-stat-list li:last-child {
            border-bottom: none;
        }

        .hero-stat-list .stat-value {
            font-weight: 700;
            color: var(--accent-cyan);
            font-size: 15px;
        }

        .hero-stat-list .stat-value.amber {
            color: var(--accent-amber);
        }

        /* Search / Entry */
        .search-section {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-subtle);
        }

        .search-box {
            display: flex;
            gap: 12px;
            align-items: center;
            max-width: 640px;
        }

        .search-box input[type="text"] {
            flex: 1;
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color var(--transition-base);
        }

        .search-box input[type="text"]:focus {
            border-color: var(--accent-cyan);
            outline: none;
        }

        .search-box input[type="text"]::placeholder {
            color: var(--text-muted);
        }

        .quick-links {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 12px;
        }

        .quick-link {
            font-size: 13px;
            color: var(--text-muted);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-base);
        }

        .quick-link:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        /* Category Matrix */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .category-card {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .category-card:hover {
            border-color: rgba(124, 58, 237, 0.5);
            background: rgba(124, 58, 237, 0.05);
            transform: translateY(-1px);
            color: var(--text-primary);
        }

        .category-card .category-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .category-icon.purple {
            background: rgba(124, 58, 237, 0.18);
            color: #B78AF0;
        }

        .category-icon.cyan {
            background: rgba(6, 182, 212, 0.16);
            color: #4DD8F0;
        }

        .category-icon.amber {
            background: rgba(245, 158, 11, 0.16);
            color: #FCD34D;
        }

        .category-card .category-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .category-card .category-desc {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Feature Cards */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .feature-card {
            padding: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            position: relative;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .feature-card:hover {
            border-color: rgba(124, 58, 237, 0.4);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card.card-purple {
            border-top: 3px solid var(--accent-purple);
        }

        .feature-card.card-cyan {
            border-left: 3px solid var(--accent-cyan);
        }

        .feature-card.card-amber {
            border-bottom: 3px solid var(--accent-amber);
        }

        .feature-icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: inline-block;
        }

        .feature-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Scene Display */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scene-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .scene-card:hover {
            border-color: rgba(6, 182, 212, 0.4);
            transform: translateY(-2px);
        }

        .scene-card img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }

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

        .scene-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .scene-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* Social Proof */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .testimonial-card {
            padding: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
        }

        .testimonial-card .quote {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            font-style: italic;
        }

        .testimonial-card .author {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-card .role {
            font-size: 12px;
            color: var(--text-muted);
        }

        .stats-bar {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 24px;
            padding: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-cyan);
            display: block;
        }

        .stat-number.amber {
            color: var(--accent-amber);
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* Comparison */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .comparison-col {
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
        }

        .comparison-col.weak {
            background: rgba(255, 255, 255, 0.02);
            border-color: rgba(255, 255, 255, 0.06);
        }

        .comparison-col.strong {
            background: rgba(124, 58, 237, 0.06);
            border-color: rgba(124, 58, 237, 0.4);
            box-shadow: var(--shadow-card);
        }

        .comparison-col h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .comparison-col.strong h3 {
            color: var(--accent-purple);
        }

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

        .comparison-col ul li {
            padding: 8px 0;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .comparison-col ul li:last-child {
            border-bottom: none;
        }

        .comparison-col ul li i {
            font-size: 13px;
        }

        .comparison-col.weak ul li i {
            color: var(--text-muted);
        }

        .comparison-col.strong ul li i {
            color: var(--accent-cyan);
        }

        /* News Cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .news-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .news-card:hover {
            border-color: rgba(124, 58, 237, 0.4);
            transform: translateY(-2px);
        }

        .news-card img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

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

        .news-card .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .news-card h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .news-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
            flex: 1;
        }

        /* Horizontal Scroll */
        .scroll-row {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .scroll-row::-webkit-scrollbar {
            height: 6px;
        }

        .scroll-row::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 3px;
        }

        .scroll-row::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 3px;
        }

        .scroll-card {
            min-width: 280px;
            max-width: 280px;
            flex-shrink: 0;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .scroll-card:hover {
            border-color: rgba(6, 182, 212, 0.4);
            transform: translateY(-2px);
        }

        .scroll-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }

        .scroll-card .scroll-body {
            padding: 14px;
        }

        .scroll-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .scroll-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* Changelog */
        .changelog-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .changelog-list li {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .changelog-list li:last-child {
            border-bottom: none;
        }

        .changelog-version {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-purple);
            min-width: 60px;
            padding-top: 2px;
        }

        .changelog-content {
            flex: 1;
        }

        .changelog-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .changelog-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* Ranking */
        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: rank;
        }

        .ranking-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            margin-bottom: 8px;
            transition: all var(--transition-base);
        }

        .ranking-list li:hover {
            border-color: rgba(6, 182, 212, 0.4);
        }

        .ranking-list li::before {
            counter-increment: rank;
            content: counter(rank);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-cyan);
            min-width: 28px;
            text-align: center;
        }

        .ranking-list li .rank-content {
            flex: 1;
        }

        .ranking-list li .rank-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .ranking-list li .rank-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Resource Center */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .resource-card {
            display: flex;
            gap: 16px;
            padding: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .resource-card:hover {
            border-color: rgba(124, 58, 237, 0.5);
            background: rgba(124, 58, 237, 0.04);
        }

        .resource-card img {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .resource-card .resource-body {
            flex: 1;
        }

        .resource-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .resource-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Brand Intro */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .brand-intro img {
            width: 100%;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
        }

        .brand-intro-content {
            padding: 8px 0;
        }

        .brand-intro-content h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .brand-intro-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* Schedule Table */
        .schedule-table-wrap {
            overflow-x: auto;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
        }

        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        .schedule-table th {
            padding: 14px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            background: rgba(255, 255, 255, 0.02);
        }

        .schedule-table td {
            padding: 12px 16px;
            font-size: 14px;
            color: var(--text-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .schedule-table tr:last-child td {
            border-bottom: none;
        }

        .schedule-table .highlight-cell {
            color: var(--accent-cyan);
            font-weight: 600;
        }

        /* Team Grid */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .team-card {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
        }

        .team-card:hover {
            border-color: rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
        }

        .team-card img {
            width: 72px;
            height: 72px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .team-card .team-info {
            flex: 1;
        }

        .team-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .team-card .team-project {
            font-size: 12px;
            color: var(--accent-purple);
            font-weight: 500;
            margin-bottom: 4px;
        }

        .team-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Gear Grid */
        .gear-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }

        .gear-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 16px;
            text-align: center;
            transition: all var(--transition-base);
        }

        .gear-card:hover {
            border-color: rgba(6, 182, 212, 0.4);
            transform: translateY(-2px);
        }

        .gear-card .gear-icon {
            font-size: 32px;
            margin-bottom: 10px;
            display: block;
        }

        .gear-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .gear-card .gear-category {
            font-size: 11px;
            color: var(--accent-cyan);
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }

        .gear-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        .star-rating {
            color: var(--accent-amber);
            font-size: 13px;
            letter-spacing: 2px;
            margin-bottom: 6px;
        }

        /* Guide Cards */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .guide-card {
            padding: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            text-align: center;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .guide-card:hover {
            border-color: rgba(124, 58, 237, 0.5);
            background: rgba(124, 58, 237, 0.04);
            transform: translateY(-2px);
        }

        .guide-card .guide-icon {
            font-size: 30px;
            margin-bottom: 10px;
            display: block;
        }

        .guide-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .guide-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* Community */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
        }

        .topic-card {
            padding: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .topic-card:hover {
            border-color: rgba(6, 182, 212, 0.4);
        }

        .topic-card .topic-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .topic-card .topic-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .topic-card .topic-heat {
            color: var(--accent-amber);
            font-weight: 600;
        }

        /* FAQ */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: border-color var(--transition-base);
        }

        .faq-item.active {
            border-color: rgba(124, 58, 237, 0.5);
        }

        .faq-question {
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            user-select: none;
            transition: background var(--transition-base);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            border-left: 3px solid var(--accent-purple);
            background: none;
            border-top: none;
            border-right: none;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            width: 100%;
            text-align: left;
            font-family: var(--font-stack);
        }

        .faq-question:hover {
            background: rgba(124, 58, 237, 0.05);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--text-muted);
            font-size: 13px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-in-out, padding 0.3s ease-in-out;
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* Guarantee Bar */
        .guarantee-bar {
            background: var(--bg-card);
            border: 1px solid rgba(6, 182, 212, 0.3);
            border-radius: var(--radius-md);
            padding: 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            text-align: center;
        }

        .guarantee-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
        }

        .guarantee-item i {
            font-size: 22px;
            color: var(--accent-cyan);
        }

        .guarantee-item span {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
        }

        /* Subscription */
        .subscribe-box {
            max-width: 520px;
            margin: 0 auto;
            text-align: center;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            margin-top: 20px;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color var(--transition-base);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
            outline: none;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 40px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 24px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

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

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            font-size: 12px;
        }

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

        .footer-bottom .beian-links {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        /* Bottom Fixed CTA */
        .fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(10, 10, 15, 0.92);
            border-top: 1px solid var(--accent-cyan);
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: transform 0.3s ease-in-out;
        }

        .fixed-cta.hidden {
            transform: translateY(100%);
        }

        .fixed-cta .cta-text {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 50%;
        }

        .fixed-cta .cta-close {
            background: none;
            border: none;
            color: var(--text-muted);
            font-size: 18px;
            cursor: pointer;
            padding: 4px 8px;
            transition: color var(--transition-base);
            flex-shrink: 0;
        }

        .fixed-cta .cta-close:hover {
            color: var(--text-primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero-content {
                max-width: 100%;
                text-align: center;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero {
                min-height: auto;
                padding: 60px 0;
            }
            .hero h1 {
                font-size: 32px;
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                grid-template-columns: 1fr;
            }
            .team-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .community-grid {
                grid-template-columns: 1fr;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .guarantee-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-right .btn-sm {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .mega-trigger {
                display: none;
            }
            .mega-panel {
                display: none !important;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .hero {
                padding: 48px 0;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .hero-cta-group .btn {
                width: 100%;
                max-width: 280px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .guarantee-bar {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .fixed-cta {
                flex-direction: column;
                padding: 10px 16px;
                gap: 8px;
                text-align: center;
            }
            .fixed-cta .cta-text {
                max-width: 100%;
                font-size: 12px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn {
                width: 100%;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box .btn {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero h1 {
                font-size: 24px;
            }
            .hero {
                padding: 36px 0;
            }
            .hero-panel {
                padding: 16px;
            }
            .gear-grid {
                grid-template-columns: 1fr;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .card-body {
                padding: 14px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .scroll-card {
                min-width: 240px;
                max-width: 240px;
            }
            .schedule-table {
                min-width: 480px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255,255,255,0.08);
            --border-strong: rgba(255,255,255,0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.3);
            --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 12px rgba(124,58,237,0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            padding-bottom: 72px;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--accent-cyan);
        }
        button, input, textarea, select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-card);
        }
        .section-tight {
            padding: 40px 0;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }
        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }
        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(6,182,212,0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }
        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }
        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245,158,11,0.35);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            border-color: rgba(6,182,212,0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .card-img {
            width: 100%;
            border-radius: 0;
        }
        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }
        .badge-cyan {
            background: rgba(6,182,212,0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.3);
        }
        .badge-purple {
            background: rgba(124,58,237,0.15);
            color: #A78BFA;
            border: 1px solid rgba(124,58,237,0.3);
        }
        .badge-amber {
            background: rgba(245,158,11,0.15);
            color: var(--accent-amber);
            border: 1px solid rgba(245,158,11,0.3);
        }
        .badge-green {
            background: rgba(34,197,94,0.15);
            color: var(--success);
            border: 1px solid rgba(34,197,94,0.3);
        }
        .divider {
            border: 0;
            height: 1px;
            background: var(--border-subtle);
            margin: 0;
        }

        /* Header */
        .site-header {
            background: var(--bg-primary);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            height: 72px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .header-logo .logo-icon {
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #fff;
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 24px;
        }
        .main-nav li a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 0;
            position: relative;
            transition: color var(--transition-base);
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--text-primary);
        }
        .main-nav li a.active {
            color: var(--accent-purple);
            font-weight: 600;
        }
        .main-nav li a.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--accent-purple);
            border-radius: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .mega-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background: transparent;
            transition: all var(--transition-base);
            position: relative;
            white-space: nowrap;
        }
        .mega-trigger:hover {
            color: var(--accent-cyan);
            border-color: rgba(6,182,212,0.4);
            background: rgba(6,182,212,0.08);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 560px;
            max-width: 90vw;
            background: var(--bg-card-alt);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-md);
            box-shadow: 0 16px 48px rgba(0,0,0,0.5);
            padding: 20px;
            display: none;
            z-index: 200;
        }
        .mega-wrapper:hover .mega-panel,
        .mega-wrapper:focus-within .mega-panel {
            display: block;
        }
        .mega-panel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .mega-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.03);
            transition: all var(--transition-base);
            font-size: 13px;
        }
        .mega-item:hover {
            background: rgba(6,182,212,0.1);
            color: var(--accent-cyan);
        }
        .mega-item i {
            width: 20px;
            text-align: center;
            color: var(--accent-cyan);
        }
        .mega-featured {
            margin-top: 12px;
            padding: 12px;
            background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(6,182,212,0.15));
            border: 1px solid rgba(124,58,237,0.3);
            border-radius: var(--radius-sm);
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-primary);
        }
        .mega-featured:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }
        .hamburger-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 22px;
            cursor: pointer;
            padding: 4px 8px;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--bg-primary);
            border-bottom: 1px solid var(--border-subtle);
            padding: 16px 24px;
            z-index: 99;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .mobile-nav ul li a {
            display: block;
            padding: 12px 0;
            font-size: 15px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-subtle);
        }
        .mobile-nav ul li a.active {
            color: var(--accent-purple);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0 0;
        }
        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .breadcrumb li a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb li.current {
            color: var(--text-primary);
            font-weight: 500;
        }
        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 11px;
        }

        /* Category header */
        .category-header {
            padding: 24px 0 8px;
        }
        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .category-header .sub-lead {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
        }

        /* Quick stats strip */
        .quick-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 20px;
        }
        .stat-tile {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition-base);
        }
        .stat-tile:hover {
            border-color: rgba(6,182,212,0.5);
            box-shadow: var(--shadow-card);
        }
        .stat-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }
        .stat-icon.purple-bg {
            background: rgba(124,58,237,0.18);
            color: #A78BFA;
        }
        .stat-icon.cyan-bg {
            background: rgba(6,182,212,0.15);
            color: var(--accent-cyan);
        }
        .stat-icon.amber-bg {
            background: rgba(245,158,11,0.15);
            color: var(--accent-amber);
        }
        .stat-icon.green-bg {
            background: rgba(34,197,94,0.15);
            color: var(--success);
        }
        .stat-info .stat-value {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.1;
            color: var(--text-primary);
        }
        .stat-info .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Intro paragraph section */
        .cat-intro {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            margin-top: 24px;
            position: relative;
        }
        .cat-intro::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20px;
            bottom: 20px;
            width: 3px;
            background: linear-gradient(180deg, var(--accent-purple), var(--accent-cyan));
            border-radius: 3px;
        }
        .cat-intro p {
            margin: 0;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 860px;
        }
        .cat-intro p strong {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* Data cards grid */
        .data-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 24px;
        }
        .data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .data-card:hover {
            border-color: rgba(6,182,212,0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .data-card .dc-img {
            position: relative;
            aspect-ratio: 16/8;
            overflow: hidden;
        }
        .data-card .dc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .data-card .dc-img .dc-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10,10,15,0.85);
            color: var(--accent-cyan);
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 16px;
            border: 1px solid rgba(6,182,212,0.4);
        }
        .data-card .dc-body {
            padding: 16px 18px;
        }
        .data-card .dc-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .data-card .dc-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 8px;
        }
        .data-card .dc-metric {
            font-size: 12px;
            color: var(--text-muted);
            background: rgba(255,255,255,0.04);
            padding: 3px 8px;
            border-radius: 4px;
            white-space: nowrap;
        }
        .data-card .dc-metric.highlight {
            color: var(--accent-amber);
            background: rgba(245,158,11,0.1);
        }
        .data-card .dc-metric.cyan {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
        }
        .data-card .dc-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Data table */
        .data-table-wrap {
            overflow-x: auto;
            margin-top: 24px;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            background: var(--bg-card);
        }
        .data-table-wrap table {
            margin: 0;
            border-collapse: collapse;
            width: 100%;
            min-width: 720px;
            font-size: 14px;
        }
        .data-table-wrap th {
            background: var(--bg-card-alt);
            color: var(--text-secondary);
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 12px;
            letter-spacing: 0.5px;
        }
        .data-table-wrap td {
            padding: 14px 16px;
            border-bottom: 1px solid rgba(255,255,255,0.04);
            color: var(--text-secondary);
            font-size: 13px;
            white-space: nowrap;
        }
        .data-table-wrap tr:last-child td {
            border-bottom: none;
        }
        .data-table-wrap tr:hover td {
            background: rgba(6,182,212,0.04);
        }
        .data-table-wrap td .trend-up {
            color: var(--success);
            font-weight: 600;
        }
        .data-table-wrap td .trend-down {
            color: #EF4444;
            font-weight: 600;
        }
        .data-table-wrap td .trend-flat {
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(124,58,237,0.4);
        }
        .faq-item.open {
            border-color: rgba(124,58,237,0.6);
            box-shadow: 0 0 16px rgba(124,58,237,0.15);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: all var(--transition-base);
            position: relative;
        }
        .faq-question::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            bottom: 12px;
            width: 3px;
            background: var(--accent-purple);
            border-radius: 3px;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .faq-item.open .faq-question::before {
            opacity: 1;
        }
        .faq-question:hover {
            color: var(--accent-cyan);
        }
        .faq-question .fa-chevron-down {
            font-size: 13px;
            color: var(--text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--accent-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-in-out, padding 0.25s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Channel grid */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 24px;
        }
        .channel-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-base);
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .channel-card:hover {
            border-color: rgba(6,182,212,0.5);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .channel-card .cc-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            background: rgba(124,58,237,0.15);
            color: #A78BFA;
        }
        .channel-card .cc-info h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .channel-card .cc-info p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        /* Subscribe form */
        .subscribe-form {
            display: flex;
            gap: 12px;
            margin-top: 24px;
            max-width: 520px;
        }
        .subscribe-form input {
            flex: 1;
            background: var(--bg-card);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 14px;
            color: var(--text-primary);
            outline: none;
            transition: all var(--transition-base);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 8px rgba(6,182,212,0.2);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 300px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom .beian-links {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-bottom .beian-links a {
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom .beian-links a:hover {
            color: var(--accent-cyan);
        }

        /* Bottom fixed CTA */
        .bottom-fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(10,10,15,0.94);
            border-top: 1px solid rgba(6,182,212,0.3);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 56px;
        }
        .bottom-fixed-cta .cta-text {
            font-size: 13px;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .bottom-fixed-cta .cta-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .bottom-fixed-cta .cta-close {
            background: transparent;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            font-size: 16px;
            padding: 4px 6px;
            transition: color var(--transition-base);
        }
        .bottom-fixed-cta .cta-close:hover {
            color: var(--text-primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .data-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .mega-trigger {
                display: none;
            }
            .header-right {
                gap: 8px;
            }
            .quick-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-card-grid {
                grid-template-columns: 1fr;
            }
            .channel-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom .beian-links {
                margin-left: 0;
            }
            .bottom-fixed-cta {
                padding: 8px 16px;
                min-height: 52px;
            }
            .bottom-fixed-cta .cta-text {
                font-size: 11px;
                max-width: 140px;
            }
            .cat-intro {
                padding: 20px 18px;
            }
        }
        @media (max-width: 520px) {
            .quick-stats {
                grid-template-columns: 1fr;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .stat-tile {
                padding: 12px 14px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }

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

        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-card);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }

        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }

        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }

        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }

        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .card-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
        }

        .badge-purple {
            background: rgba(124, 58, 237, 0.15);
            color: var(--accent-purple);
            border: 1px solid rgba(124, 58, 237, 0.3);
        }

        .badge-cyan {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(6, 182, 212, 0.3);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: var(--success);
            border: 1px solid rgba(34, 197, 94, 0.3);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 10, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            height: auto;
            min-height: 68px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 12px 0;
            flex-wrap: wrap;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-cyan) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--accent-cyan);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .main-nav li {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .main-nav li a:hover,
        .main-nav li a:focus {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .main-nav li a.active {
            color: var(--accent-purple);
            background: rgba(124, 58, 237, 0.1);
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .mega-wrapper {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .mega-trigger:hover,
        .mega-trigger:focus {
            color: var(--accent-cyan);
            border-color: rgba(6, 182, 212, 0.5);
            background: rgba(6, 182, 212, 0.06);
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 520px;
            max-width: calc(100vw - 32px);
            background: var(--bg-card-alt);
            border: 1px solid rgba(6, 182, 212, 0.25);
            border-radius: var(--radius-md);
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.55);
            padding: 20px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.25s ease-in-out;
            z-index: 1001;
        }

        .mega-wrapper:hover .mega-panel,
        .mega-wrapper:focus-within .mega-panel,
        .mega-panel.is-open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-panel-section h5 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .mega-link-card {
            display: block;
            padding: 12px 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition-base);
            margin-bottom: 8px;
        }

        .mega-link-card:hover {
            border-color: rgba(6, 182, 212, 0.5);
            color: var(--text-primary);
            transform: translateX(2px);
        }

        .mega-link-card strong {
            display: block;
            color: var(--text-primary);
            font-size: 14px;
            margin-bottom: 4px;
        }

        .mega-feature-card {
            display: block;
            padding: 16px;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.15) 0%, rgba(6, 182, 212, 0.1) 100%);
            border: 1px solid rgba(124, 58, 237, 0.35);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition-base);
        }

        .mega-feature-card:hover {
            border-color: var(--accent-purple);
            color: var(--text-primary);
            box-shadow: var(--shadow-glow);
        }

        .mega-feature-card strong {
            display: block;
            color: var(--text-primary);
            font-size: 15px;
            margin-bottom: 6px;
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            font-size: 20px;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
        }

        .mobile-toggle:hover {
            border-color: rgba(6, 182, 212, 0.5);
            color: var(--accent-cyan);
        }

        .mobile-nav {
            display: none;
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 12px 0;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-in-out;
        }

        .mobile-nav.is-open {
            max-height: 400px;
        }

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

        .mobile-nav li a {
            display: block;
            padding: 12px 24px;
            font-size: 15px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: all var(--transition-base);
        }

        .mobile-nav li a:hover,
        .mobile-nav li a.active {
            color: var(--text-primary);
            background: rgba(124, 58, 237, 0.08);
            border-left: 3px solid var(--accent-purple);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-primary);
            padding: 16px 0;
            border-bottom: 1px solid var(--border-subtle);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted);
            font-size: 12px;
            margin-left: 4px;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

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

        .breadcrumb li:last-child {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        /* Page Header */
        .page-header {
            padding: 32px 0 20px;
            background: var(--bg-primary);
        }

        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .page-header .page-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
        }

        .page-header .page-desc strong {
            color: var(--accent-cyan);
            font-weight: 600;
        }

        /* News Layout */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: grid;
            grid-template-columns: 200px 1fr;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
            padding: 0;
        }

        .news-item:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .news-item-thumb {
            width: 200px;
            min-height: 140px;
            aspect-ratio: 4/3;
            overflow: hidden;
            background: var(--bg-card-alt);
        }

        .news-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .news-item:hover .news-item-thumb img {
            transform: scale(1.04);
        }

        .news-item-body {
            padding: 16px 18px 16px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
        }

        .news-item-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .news-item-meta .dot {
            width: 3px;
            height: 3px;
            background: var(--text-muted);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .news-item-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.45;
            margin: 0;
        }

        .news-item-summary {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: 2px;
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 84px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
        }

        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-list a {
            display: inline-block;
            font-size: 12px;
            padding: 6px 12px;
            background: var(--bg-card-alt);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            color: var(--text-secondary);
            transition: all var(--transition-base);
        }

        .tag-list a:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.06);
        }

        .side-news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .side-news-item {
            display: flex;
            gap: 10px;
            align-items: center;
            transition: all var(--transition-base);
        }

        .side-news-item:hover {
            opacity: 0.85;
        }

        .side-news-thumb {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .side-news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .side-news-info {
            flex: 1;
            min-width: 0;
        }

        .side-news-info .sni-title {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .side-news-info .sni-date {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Subscribe Box */
        .subscribe-box {
            background: var(--bg-card-alt);
            border: 1px solid rgba(6, 182, 212, 0.2);
            border-radius: var(--radius-md);
            padding: 20px;
        }

        .subscribe-box h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .subscribe-box p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 14px;
            line-height: 1.6;
        }

        .subscribe-form {
            display: flex;
            gap: 8px;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            padding: 10px 14px;
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 13px;
            outline: none;
            transition: border-color var(--transition-base);
            min-width: 0;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
        }

        /* Featured */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .featured-card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .featured-card-thumb {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-card-alt);
        }

        .featured-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

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

        .featured-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .featured-card-text {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Stats Strip */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--bg-card-alt);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px 24px;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-cyan);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-number.amber {
            color: var(--accent-amber);
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(6, 182, 212, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            gap: 16px;
            transition: all var(--transition-base);
            user-select: none;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent-purple);
            font-size: 14px;
            transition: transform 0.25s ease;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-in-out;
        }

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

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            border-left: 3px solid var(--accent-purple);
            margin-left: 20px;
            padding-left: 16px;
        }

        /* Other Categories */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
        }

        .category-pill {
            display: block;
            padding: 14px 10px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            text-align: center;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-base);
        }

        .category-pill:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.05);
            transform: translateY(-1px);
        }

        .category-pill.active {
            border-color: var(--accent-purple);
            color: var(--accent-purple);
            background: rgba(124, 58, 237, 0.1);
            font-weight: 600;
        }

        /* Newsletter CTA */
        .newsletter-cta {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.12) 0%, rgba(6, 182, 212, 0.08) 60%, rgba(245, 158, 11, 0.06) 100%);
            border: 1px solid rgba(124, 58, 237, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
        }

        .newsletter-cta h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .newsletter-cta p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .newsletter-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }

        .newsletter-form input[type="email"] {
            flex: 1;
            padding: 13px 18px;
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition-base);
        }

        .newsletter-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .newsletter-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

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

        .footer-col ul li {
            list-style: none;
            margin: 0 0 8px 0;
            padding: 0;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-subtle);
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom .beian-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .footer-bottom .beian-links a {
            color: var(--text-muted);
            font-size: 12px;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr 280px;
                gap: 20px;
            }
            .news-item {
                grid-template-columns: 160px 1fr;
            }
            .news-item-thumb {
                width: 160px;
            }
            .category-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .header-inner {
                flex-wrap: nowrap;
            }
            .main-nav {
                display: none;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .mobile-nav {
                display: block;
            }
            .mega-wrapper {
                display: none;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
            }
            .news-item {
                grid-template-columns: 120px 1fr;
            }
            .news-item-thumb {
                width: 120px;
            }
            .news-item-body {
                padding-right: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .newsletter-cta {
                padding: 32px 20px;
            }
            .newsletter-form {
                flex-direction: column;
                gap: 10px;
            }
            .newsletter-form .btn {
                width: 100%;
            }
            .header-inner .btn-sm {
                display: none;
            }
            .page-header h1 {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .news-item {
                grid-template-columns: 100px 1fr;
                gap: 10px;
            }
            .news-item-thumb {
                width: 100px;
                min-height: 90px;
            }
            .news-item-body {
                padding: 10px 10px 10px 0;
            }
            .news-item-title {
                font-size: 14px;
            }
            .news-item-summary {
                font-size: 12px;
                -webkit-line-clamp: 2;
            }
            .news-item-meta {
                font-size: 11px;
                gap: 6px;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .category-pill {
                font-size: 12px;
                padding: 10px 8px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .newsletter-cta h2 {
                font-size: 22px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            padding-bottom: 72px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }

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

        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-card);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }
        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }

        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }
        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }
        .badge-cyan {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(6, 182, 212, 0.3);
        }
        .badge-purple {
            background: rgba(124, 58, 237, 0.12);
            color: var(--accent-purple);
            border: 1px solid rgba(124, 58, 237, 0.3);
        }
        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        /* Header */
        .site-header {
            background: var(--bg-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 40;
            height: 68px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: nowrap;
        }
        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i {
            color: var(--accent-purple);
            font-size: 26px;
        }
        .logo span {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            flex-wrap: nowrap;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .main-nav li a:hover,
        .main-nav li a:focus {
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.08);
        }
        .main-nav li a.active {
            color: var(--accent-purple);
            background: rgba(124, 58, 237, 0.12);
            font-weight: 600;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .mega-trigger {
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-base);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .mega-trigger:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .mega-panel {
            position: absolute;
            top: 68px;
            right: 0;
            width: 480px;
            max-width: 90vw;
            background: var(--bg-card-alt);
            border: 1px solid rgba(6, 182, 212, 0.3);
            border-radius: var(--radius-md);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
            padding: 20px;
            display: none;
            z-index: 50;
        }
        .mega-panel.show {
            display: block;
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .mega-item {
            display: block;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 8px;
            padding: 14px;
            transition: all var(--transition-base);
        }
        .mega-item:hover {
            border-color: var(--accent-cyan);
            background: var(--bg-card-alt);
        }
        .mega-item .mega-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .mega-item .mega-sub {
            font-size: 12px;
            color: var(--text-muted);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            width: 42px;
            height: 38px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
        }
        .hamburger:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .mobile-nav {
            display: none;
            background: var(--bg-card-alt);
            border-bottom: 1px solid var(--border-subtle);
            padding: 12px 24px;
            position: sticky;
            top: 68px;
            z-index: 35;
        }
        .mobile-nav.show {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-nav ul li a {
            display: block;
            padding: 12px 4px;
            font-size: 15px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-base);
        }
        .mobile-nav ul li a:hover,
        .mobile-nav ul li a.active {
            color: var(--accent-purple);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-subtle);
            padding: 14px 0;
        }
        .breadcrumb {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .breadcrumb li a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb li:last-child {
            color: var(--text-primary);
            font-weight: 500;
        }
        .breadcrumb li + li::before {
            content: "/";
            color: var(--text-muted);
            margin-right: 8px;
        }

        /* Category Hero */
        .category-hero {
            padding: 56px 0 40px;
            background: var(--bg-primary);
            position: relative;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .category-hero h1 span {
            color: var(--accent-purple);
        }
        .category-hero .lead {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        /* Team Cards Wall */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .team-card .team-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .team-card .team-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .team-card:hover .team-img img {
            transform: scale(1.04);
        }
        .team-card .team-img .overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 40px 12px 10px;
            background: linear-gradient(transparent, rgba(10, 10, 15, 0.9));
        }
        .team-card .team-img .overlay .team-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 0.5px;
        }
        .team-card .team-body {
            padding: 16px;
        }
        .team-card .team-name {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .team-card .team-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
        }
        .team-card .team-meta {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        /* Player Cards */
        .player-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .player-card .player-img {
            aspect-ratio: 1/1;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .player-card .player-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .player-card:hover .player-img img {
            transform: scale(1.05);
        }
        .player-card .player-body {
            padding: 16px;
        }
        .player-card .player-id {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--text-primary);
        }
        .player-card .player-role {
            font-size: 13px;
            color: var(--accent-cyan);
            margin-bottom: 8px;
        }
        .player-card .player-stats {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--accent-purple), var(--accent-cyan), var(--accent-amber));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            padding-left: 20px;
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: -14px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-purple);
            border: 2px solid var(--bg-card-alt);
            box-shadow: 0 0 8px rgba(124, 58, 237, 0.5);
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item .tl-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: 4px;
        }
        .timeline-item .tl-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .timeline-item .tl-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Data Bar */
        .data-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 30px 24px;
        }
        .data-item {
            text-align: center;
        }
        .data-item .data-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-cyan);
            line-height: 1.2;
        }
        .data-item .data-num.amber {
            color: var(--accent-amber);
        }
        .data-item .data-num.purple {
            color: var(--accent-purple);
        }
        .data-item .data-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Tags */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud .tag {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            color: var(--text-secondary);
            transition: all var(--transition-base);
            cursor: default;
        }
        .tag-cloud .tag:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.08);
        }

        /* FAQ */
        .accordion-faq {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item.active {
            border-color: rgba(124, 58, 237, 0.4);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            text-align: left;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-base);
            font-family: var(--font-stack);
            position: relative;
        }
        .faq-question::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--accent-purple);
            border-radius: 0 2px 2px 0;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .faq-item.active .faq-question::before {
            opacity: 1;
        }
        .faq-question:hover {
            background: rgba(6, 182, 212, 0.04);
        }
        .faq-question i {
            color: var(--accent-cyan);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* Subscribe */
        .subscribe-box {
            background: var(--bg-card);
            border: 1px solid rgba(6, 182, 212, 0.25);
            border-radius: var(--radius-md);
            padding: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .subscribe-box .sub-text h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .subscribe-box .sub-text p {
            font-size: 14px;
            color: var(--text-secondary);
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex: 1;
            max-width: 420px;
            min-width: 260px;
        }
        .subscribe-form input {
            flex: 1;
            padding: 11px 16px;
            background: var(--bg-primary);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition-base);
        }
        .subscribe-form input:focus {
            border-color: var(--accent-cyan);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 0;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-subtle);
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom .beian-links a {
            color: var(--text-muted);
            transition: color var(--transition-base);
        }
        .footer-bottom .beian-links a:hover {
            color: var(--accent-cyan);
        }

        /* Sticky Bottom Bar */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(10, 10, 15, 0.92);
            border-top: 1px solid rgba(6, 182, 212, 0.4);
            padding: 12px 24px;
            z-index: 45;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .sticky-cta .cta-text {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .sticky-cta .cta-text strong {
            color: var(--text-primary);
        }
        .sticky-cta .cta-close {
            background: transparent;
            border: none;
            color: var(--text-muted);
            font-size: 18px;
            cursor: pointer;
            padding: 4px 8px;
            transition: color var(--transition-base);
            flex-shrink: 0;
        }
        .sticky-cta .cta-close:hover {
            color: var(--text-primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .team-grid,
            .player-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mega-trigger {
                display: none;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .team-grid,
            .player-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
                padding: 20px 16px;
                gap: 16px;
            }
            .data-item .data-num {
                font-size: 24px;
            }
            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-form {
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .sticky-cta {
                padding: 10px 16px;
                gap: 10px;
            }
            .sticky-cta .cta-text {
                font-size: 12px;
            }
            .sticky-cta .btn {
                padding: 8px 14px;
                font-size: 12px;
            }
            body {
                padding-bottom: 60px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .team-grid,
            .player-grid {
                grid-template-columns: 1fr;
            }
            .data-bar {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                padding: 16px 12px;
            }
            .data-item .data-num {
                font-size: 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .logo {
                font-size: 20px;
            }
            .logo i {
                font-size: 22px;
            }
        }

/* roulang page: category3 */
:root {
        --bg-primary: #0A0A0F;
        --bg-card: #14141C;
        --bg-card-alt: #1A1A24;
        --accent-purple: #7C3AED;
        --accent-purple-dark: #6D28D9;
        --accent-cyan: #06B6D4;
        --accent-amber: #F59E0B;
        --text-primary: #F5F5F7;
        --text-secondary: #B8B8C4;
        --text-muted: #6E6E7E;
        --border-subtle: rgba(255, 255, 255, 0.08);
        --border-strong: rgba(255, 255, 255, 0.14);
        --success: #22C55E;
        --radius-sm: 6px;
        --radius-md: 10px;
        --radius-lg: 16px;
        --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
        --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
        --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
        --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
        --container-max: 1200px;
        --section-padding-desktop: 70px;
        --section-padding-mobile: 44px;
        --transition-base: 0.2s ease-in-out;
    }
    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    body {
        font-family: var(--font-stack);
        background-color: var(--bg-primary);
        color: var(--text-primary);
        line-height: 1.65;
        font-size: 16px;
        padding-bottom: 0;
        overflow-x: hidden;
        margin: 0;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--text-primary);
        text-decoration: none;
        transition: color var(--transition-base);
    }
    a:hover {
        color: var(--accent-cyan);
    }
    button, input, textarea, select {
        font-family: var(--font-stack);
        font-size: 1rem;
    }
    .container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }
    .section {
        padding: var(--section-padding-desktop) 0;
        position: relative;
    }
    .section-alt {
        background-color: var(--bg-card);
    }
    .section-tight {
        padding: 36px 0;
    }
    .section-header {
        margin-bottom: 36px;
    }
    .section-header h2 {
        font-size: 26px;
        font-weight: 700;
        line-height: 1.25;
        margin-bottom: 10px;
        color: var(--text-primary);
    }
    .section-header p {
        color: var(--text-secondary);
        font-size: 15px;
        max-width: 640px;
        line-height: 1.7;
    }
    .badge-label {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 1.5px;
        text-transform: uppercase;
        color: var(--accent-cyan);
        margin-bottom: 10px;
    }
    .text-gradient {
        background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        color: transparent;
    }
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-weight: 600;
        border-radius: var(--radius-sm);
        padding: 12px 24px;
        font-size: 15px;
        transition: all var(--transition-base);
        cursor: pointer;
        border: none;
        text-align: center;
        white-space: nowrap;
    }
    .btn-primary {
        background: var(--accent-purple);
        color: #fff;
        border: 1px solid var(--accent-purple);
    }
    .btn-primary:hover {
        background: var(--accent-purple-dark);
        border-color: var(--accent-purple-dark);
        box-shadow: var(--shadow-glow);
        color: #fff;
        transform: translateY(-1px);
    }
    .btn-outline {
        background: transparent;
        color: var(--accent-cyan);
        border: 1.5px solid var(--accent-cyan);
    }
    .btn-outline:hover {
        background: rgba(6, 182, 212, 0.12);
        color: var(--accent-cyan);
        transform: translateY(-1px);
    }
    .btn-amber {
        background: var(--accent-amber);
        color: #0A0A0F;
        border: 1px solid var(--accent-amber);
    }
    .btn-amber:hover {
        background: #D97706;
        color: #0A0A0F;
        box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
    }
    .btn-sm {
        padding: 8px 16px;
        font-size: 13px;
        border-radius: 5px;
    }
    .btn-lg {
        padding: 14px 32px;
        font-size: 16px;
        border-radius: 8px;
    }
    .card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-card);
        transition: all var(--transition-base);
        overflow: hidden;
    }
    .card:hover {
        border-color: rgba(6, 182, 212, 0.6);
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-2px);
    }
    .card-body {
        padding: 20px;
    }
    .card-title {
        font-size: 17px;
        font-weight: 600;
        line-height: 1.35;
        color: var(--text-primary);
        margin-bottom: 8px;
    }
    .card-text {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
    }
    .tag {
        display: inline-block;
        font-size: 12px;
        font-weight: 500;
        padding: 4px 10px;
        border-radius: 4px;
        background: rgba(124, 58, 237, 0.15);
        color: #A78BFA;
        border: 1px solid rgba(124, 58, 237, 0.3);
        margin-right: 6px;
        margin-bottom: 6px;
    }
    .tag-cyan {
        background: rgba(6, 182, 212, 0.12);
        color: #22D3EE;
        border-color: rgba(6, 182, 212, 0.3);
    }
    .tag-amber {
        background: rgba(245, 158, 11, 0.12);
        color: var(--accent-amber);
        border-color: rgba(245, 158, 11, 0.3);
    }
    .star-rating {
        color: var(--accent-amber);
        font-size: 14px;
        letter-spacing: 2px;
    }
    .star-rating .empty-star {
        color: rgba(255, 255, 255, 0.15);
    }
    .divider {
        height: 1px;
        background: var(--border-subtle);
        margin: 24px 0;
    }

    /* Header / Navigation */
    .site-header {
        background: var(--bg-primary);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        position: sticky;
        top: 0;
        z-index: 100;
        height: 68px;
        display: flex;
        align-items: center;
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: nowrap;
    }
    .logo {
        font-size: 22px;
        font-weight: 700;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 8px;
        white-space: nowrap;
    }
    .logo i {
        color: var(--accent-purple);
        font-size: 20px;
    }
    .logo span {
        color: var(--accent-cyan);
    }
    .main-nav {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        align-items: center;
        gap: 20px;
    }
    .main-nav li {
        margin: 0;
    }
    .main-nav a {
        font-size: 14px;
        font-weight: 500;
        color: var(--text-secondary);
        padding: 8px 4px;
        position: relative;
        transition: color var(--transition-base);
        white-space: nowrap;
    }
    .main-nav a:hover {
        color: var(--text-primary);
    }
    .main-nav a.active {
        color: var(--accent-cyan);
    }
    .main-nav a.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        right: 0;
        height: 2px;
        background: var(--accent-cyan);
        border-radius: 2px;
    }
    .nav-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .mega-trigger {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-secondary);
        cursor: pointer;
        padding: 8px 14px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-subtle);
        background: transparent;
        transition: all var(--transition-base);
    }
    .mega-trigger:hover {
        border-color: var(--accent-cyan);
        color: var(--accent-cyan);
        background: rgba(6, 182, 212, 0.06);
    }
    .mega-panel {
        position: absolute;
        top: 68px;
        right: 24px;
        width: 560px;
        max-width: 90vw;
        background: var(--bg-card-alt);
        border: 1px solid var(--border-strong);
        border-radius: var(--radius-md);
        box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
        padding: 24px;
        display: none;
        z-index: 200;
    }
    .mega-panel.open {
        display: block;
    }
    .mega-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .mega-link-card {
        display: block;
        padding: 14px 16px;
        border-radius: var(--radius-sm);
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--border-subtle);
        transition: all var(--transition-base);
    }
    .mega-link-card:hover {
        border-color: var(--accent-cyan);
        background: rgba(6, 182, 212, 0.06);
    }
    .mega-link-card h5 {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 4px;
    }
    .mega-link-card p {
        font-size: 12px;
        color: var(--text-muted);
        margin: 0;
    }
    .hamburger {
        display: none;
        flex-direction: column;
        gap: 5px;
        cursor: pointer;
        background: none;
        border: none;
        padding: 8px;
    }
    .hamburger span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: all var(--transition-base);
    }
    .mobile-nav {
        display: none;
        background: var(--bg-card-alt);
        border-bottom: 1px solid var(--border-subtle);
        padding: 16px 24px;
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        z-index: 90;
    }
    .mobile-nav.open {
        display: block;
    }
    .mobile-nav ul {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 4px;
    }
    .mobile-nav a {
        display: block;
        padding: 12px 16px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-secondary);
        border-radius: var(--radius-sm);
    }
    .mobile-nav a:hover, .mobile-nav a.active {
        background: rgba(6, 182, 212, 0.08);
        color: var(--accent-cyan);
    }

    /* Breadcrumb */
    .breadcrumb-bar {
        padding: 18px 0;
        border-bottom: 1px solid var(--border-subtle);
        background: var(--bg-primary);
    }
    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-muted);
        flex-wrap: wrap;
    }
    .breadcrumb a {
        color: var(--text-secondary);
        transition: color var(--transition-base);
    }
    .breadcrumb a:hover {
        color: var(--accent-cyan);
    }
    .breadcrumb .current {
        color: var(--accent-cyan);
        font-weight: 500;
    }
    .breadcrumb .sep {
        color: var(--text-muted);
        font-size: 10px;
    }

    /* Hero area for category page */
    .category-hero {
        padding: 48px 0 32px;
        background: linear-gradient(180deg, var(--bg-card-alt) 0%, var(--bg-primary) 100%);
        border-bottom: 1px solid var(--border-subtle);
    }
    .category-hero h1 {
        font-size: 34px;
        font-weight: 700;
        line-height: 1.15;
        margin-bottom: 14px;
        color: var(--text-primary);
    }
    .category-hero .lead {
        font-size: 16px;
        color: var(--text-secondary);
        max-width: 680px;
        line-height: 1.7;
    }

    /* Gear review card grid */
    .review-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .review-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-card);
        transition: all var(--transition-base);
    }
    .review-card:hover {
        border-color: rgba(6, 182, 212, 0.6);
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-2px);
    }
    .review-card .card-img {
        height: 180px;
        overflow: hidden;
        position: relative;
    }
    .review-card .card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .review-card:hover .card-img img {
        transform: scale(1.04);
    }
    .review-card .card-body {
        padding: 18px 20px 20px;
    }
    .review-card .card-title {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 6px;
    }
    .review-card .review-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 10px;
        gap: 8px;
        flex-wrap: wrap;
    }
    .review-card .review-verdict {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.6;
        margin-top: 6px;
    }

    /* Standard cards */
    .criterion-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }
    .criterion-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 20px 18px;
        text-align: left;
        transition: all var(--transition-base);
    }
    .criterion-card:hover {
        border-color: rgba(124, 58, 237, 0.5);
        box-shadow: var(--shadow-card-hover);
    }
    .criterion-card i {
        font-size: 24px;
        color: var(--accent-cyan);
        margin-bottom: 10px;
        display: block;
    }
    .criterion-card h4 {
        font-size: 15px;
        font-weight: 600;
        margin-bottom: 6px;
        color: var(--text-primary);
    }
    .criterion-card p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin: 0;
    }

    /* Ranking list */
    .ranking-list {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .ranking-item {
        display: flex;
        align-items: center;
        gap: 16px;
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-sm);
        padding: 14px 18px;
        transition: all var(--transition-base);
    }
    .ranking-item:hover {
        border-color: var(--accent-amber);
        background: var(--bg-card-alt);
    }
    .ranking-num {
        font-size: 22px;
        font-weight: 700;
        color: var(--accent-amber);
        width: 40px;
        text-align: center;
        flex-shrink: 0;
    }
    .ranking-info {
        flex: 1;
    }
    .ranking-info h5 {
        font-size: 15px;
        font-weight: 600;
        margin: 0 0 4px;
        color: var(--text-primary);
    }
    .ranking-info p {
        font-size: 13px;
        color: var(--text-muted);
        margin: 0;
    }
    .ranking-score {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
    }
    .ranking-score .num {
        font-size: 18px;
        font-weight: 700;
        color: var(--accent-amber);
    }

    /* Player feedback */
    .feedback-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
    .feedback-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 18px 20px;
    }
    .feedback-card .quote {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin-bottom: 12px;
        font-style: italic;
    }
    .feedback-card .user {
        font-size: 13px;
        font-weight: 600;
        color: var(--accent-cyan);
    }
    .feedback-card .user-sub {
        font-size: 12px;
        color: var(--text-muted);
    }

    /* Buying guide */
    .guide-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .guide-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 24px 20px;
        position: relative;
        transition: all var(--transition-base);
    }
    .guide-card:hover {
        border-color: var(--accent-purple);
        transform: translateY(-2px);
    }
    .guide-card .guide-level {
        font-size: 12px;
        font-weight: 600;
        color: var(--accent-cyan);
        letter-spacing: 1px;
        margin-bottom: 8px;
        text-transform: uppercase;
    }
    .guide-card h4 {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-primary);
    }
    .guide-card p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin: 0;
    }

    /* Subscribe */
    .subscribe-box {
        background: var(--bg-card);
        border: 1px solid var(--border-strong);
        border-radius: var(--radius-lg);
        padding: 32px 28px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        flex-wrap: wrap;
    }
    .subscribe-box .sub-text h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 6px;
        color: var(--text-primary);
    }
    .subscribe-box .sub-text p {
        font-size: 14px;
        color: var(--text-muted);
        margin: 0;
    }
    .subscribe-form {
        display: flex;
        gap: 10px;
        flex-shrink: 0;
        flex-wrap: wrap;
    }
    .subscribe-form input[type="email"] {
        background: var(--bg-primary);
        border: 1px solid var(--border-strong);
        border-radius: var(--radius-sm);
        padding: 12px 18px;
        color: var(--text-primary);
        font-size: 14px;
        min-width: 260px;
        outline: none;
        transition: border-color var(--transition-base);
    }
    .subscribe-form input[type="email"]::placeholder {
        color: var(--text-muted);
    }
    .subscribe-form input[type="email"]:focus {
        border-color: var(--accent-cyan);
    }

    /* Cross-category small strip */
    .cross-category-strip {
        text-align: center;
        padding: 30px 0;
        border-top: 1px solid var(--border-subtle);
    }
    .cross-category-strip p {
        font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 14px;
    }
    .cross-category-links {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
    }
    .cross-category-links a {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        color: var(--text-secondary);
        padding: 8px 16px;
        border: 1px solid var(--border-subtle);
        border-radius: 20px;
        transition: all var(--transition-base);
        background: var(--bg-card);
    }
    .cross-category-links a:hover {
        border-color: var(--accent-cyan);
        color: var(--accent-cyan);
        background: rgba(6, 182, 212, 0.06);
    }

    /* Footer */
    .site-footer {
        background: var(--bg-primary);
        border-top: 1px solid var(--border-subtle);
        padding: 48px 0 24px;
        margin-top: 20px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1fr;
        gap: 32px;
        margin-bottom: 32px;
    }
    .footer-brand {
        font-size: 20px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 10px;
    }
    .footer-desc {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
    }
    .footer-col h4 {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 14px;
        letter-spacing: 0.5px;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-col ul li {
        margin-bottom: 8px;
    }
    .footer-col ul li a {
        font-size: 13px;
        color: var(--text-muted);
        transition: color var(--transition-base);
    }
    .footer-col ul li a:hover {
        color: var(--accent-cyan);
    }
    .footer-bottom {
        border-top: 1px solid var(--border-subtle);
        padding-top: 20px;
        display: flex;
        flex-wrap: wrap;
        gap: 12px 24px;
        font-size: 12px;
        color: var(--text-muted);
        align-items: center;
    }
    .footer-bottom a {
        color: var(--text-muted);
        transition: color var(--transition-base);
    }
    .footer-bottom a:hover {
        color: var(--accent-cyan);
    }
    .footer-bottom .beian-links {
        display: flex;
        gap: 8px;
        align-items: center;
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .review-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .criterion-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .feedback-grid {
            grid-template-columns: 1fr 1fr;
        }
        .guide-grid {
            grid-template-columns: 1fr 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
        .main-nav {
            gap: 14px;
        }
        .main-nav a {
            font-size: 13px;
        }
    }
    @media (max-width: 768px) {
        .main-nav {
            display: none;
        }
        .hamburger {
            display: flex;
        }
        .mega-trigger {
            display: none;
        }
        .review-grid {
            grid-template-columns: 1fr;
        }
        .criterion-grid {
            grid-template-columns: 1fr;
        }
        .feedback-grid {
            grid-template-columns: 1fr;
        }
        .guide-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .category-hero h1 {
            font-size: 26px;
        }
        .section {
            padding: var(--section-padding-mobile) 0;
        }
        .subscribe-box {
            flex-direction: column;
            text-align: center;
            align-items: stretch;
        }
        .subscribe-form {
            flex-direction: column;
        }
        .subscribe-form input[type="email"] {
            min-width: 100%;
        }
    }
    @media (max-width: 520px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
        .category-hero h1 {
            font-size: 22px;
        }
        .ranking-item {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
        .ranking-score {
            width: 100%;
            justify-content: flex-start;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 6px;
        }
    }

/* roulang page: category5 */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            padding-bottom: 72px;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--accent-cyan);
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-card);
        }
        .section-tight {
            padding: 40px 0;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }
        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }
        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }
        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }
        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            background: rgba(124, 58, 237, 0.18);
            color: #B7A6F5;
            border: 1px solid rgba(124, 58, 237, 0.35);
        }
        .badge-cyan {
            background: rgba(6, 182, 212, 0.15);
            color: #7FDDF0;
            border-color: rgba(6, 182, 212, 0.4);
        }
        .badge-amber {
            background: rgba(245, 158, 11, 0.15);
            color: #FCD34D;
            border-color: rgba(245, 158, 11, 0.4);
        }
        .badge-success {
            background: rgba(34, 197, 94, 0.15);
            color: #86EFAC;
            border-color: rgba(34, 197, 94, 0.4);
        }
        .bg-cover {
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(10, 10, 15, 0.96);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            height: 72px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-cyan) 100%);
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .main-nav a.active {
            color: var(--accent-purple);
            font-weight: 600;
            background: rgba(124, 58, 237, 0.08);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-purple);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 8px 14px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .mega-trigger:hover,
        .mega-trigger:focus {
            color: var(--accent-cyan);
            border-color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.06);
        }
        .mega-dropdown {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            background: #111119;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(124, 58, 237, 0.15);
            padding: 20px;
            min-width: 380px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.25s ease-in-out;
            z-index: 70;
        }
        .mega-wrapper {
            position: relative;
        }
        .mega-wrapper:hover .mega-dropdown,
        .mega-wrapper:focus-within .mega-dropdown,
        .mega-dropdown.is-open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-dropdown h5 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .mega-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            list-style: none;
            margin: 0 0 16px;
            padding: 0;
        }
        .mega-links a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            padding: 8px 10px;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.03);
            transition: all var(--transition-base);
        }
        .mega-links a:hover {
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.08);
        }
        .mega-links a i {
            color: var(--accent-purple);
            font-size: 12px;
            width: 16px;
            text-align: center;
        }
        .mega-highlight {
            display: block;
            padding: 12px 14px;
            border-radius: 8px;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.2), rgba(6, 182, 212, 0.12));
            border: 1px solid rgba(124, 58, 237, 0.35);
            font-size: 13px;
            color: var(--text-primary);
            transition: all var(--transition-base);
        }
        .mega-highlight:hover {
            border-color: var(--accent-cyan);
            color: var(--text-primary);
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.28), rgba(6, 182, 212, 0.18));
        }
        .mega-highlight strong {
            display: block;
            font-size: 14px;
            margin-bottom: 2px;
        }
        .menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 20px;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .menu-toggle:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 20px 0 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--text-secondary);
        }

        /* Hero style for category */
        .category-hero {
            padding: 36px 0 44px;
            border-bottom: 1px solid var(--border-subtle);
        }
        .category-hero .hero-inner {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 20px;
        }
        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }
        .category-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .category-hero .quick-stats {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
        }
        .quick-stats .stat-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .quick-stats .stat-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }
        .quick-stats .stat-line {
            font-size: 13px;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-subtle);
            padding-top: 10px;
            margin-top: 6px;
        }
        .quick-stats .stat-line i {
            color: var(--accent-amber);
            margin-right: 6px;
        }

        /* Step cards */
        .step-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .step-card:hover {
            border-color: rgba(6, 182, 212, 0.5);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .step-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--accent-purple), var(--accent-cyan));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .step-card:hover::before {
            opacity: 1;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .step-card .step-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 12px;
        }

        /* Dictionary table */
        .dict-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .dict-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .dict-table th {
            background: var(--bg-card-alt);
            color: var(--text-primary);
            font-weight: 600;
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid var(--border-strong);
            font-size: 13px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .dict-table td {
            padding: 12px 18px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-subtle);
            line-height: 1.5;
            vertical-align: top;
        }
        .dict-table tr:last-child td {
            border-bottom: none;
        }
        .dict-table tr:hover td {
            background: rgba(255, 255, 255, 0.02);
            color: var(--text-primary);
        }
        .dict-table td:first-child {
            font-weight: 600;
            color: var(--accent-cyan);
            white-space: nowrap;
        }

        /* Scene cards */
        .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .scene-card:hover {
            border-color: rgba(6, 182, 212, 0.5);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .scene-card .scene-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .scene-card .scene-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(transparent, rgba(10, 10, 15, 0.85));
        }
        .scene-card .scene-body {
            padding: 16px 18px 18px;
        }
        .scene-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .scene-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* FAQ accordion */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(6, 182, 212, 0.4);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: all var(--transition-base);
            user-select: none;
            border-left: 4px solid var(--accent-purple);
        }
        .faq-question:hover {
            color: var(--accent-cyan);
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 20px;
            text-align: center;
            color: var(--accent-purple);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(90deg);
            color: var(--accent-cyan);
        }
        .faq-answer {
            display: none;
            padding: 0 18px 18px 54px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open {
            border-color: rgba(124, 58, 237, 0.5);
            box-shadow: 0 0 16px rgba(124, 58, 237, 0.08);
        }

        /* Subscribe */
        .subscribe-panel {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.18), rgba(6, 182, 212, 0.1));
            border: 1px solid rgba(124, 58, 237, 0.35);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }
        .subscribe-panel h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .subscribe-panel p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            min-width: 360px;
        }
        .subscribe-form input[type="email"] {
            flex: 1;
            background: rgba(10, 10, 15, 0.8);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 11px 16px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition-base);
        }
        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 260px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }
        .footer-col a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-subtle);
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom .beian-links {
            display: flex;
            gap: 8px;
        }
        .footer-bottom .beian-links a {
            color: var(--text-muted);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .footer-bottom .beian-links a:hover {
            color: var(--accent-cyan);
        }

        /* Bottom fixed CTA */
        .bottom-fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 80;
            background: rgba(10, 10, 15, 0.94);
            border-top: 1px solid var(--accent-cyan);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            min-height: 56px;
        }
        .bottom-fixed-cta .cta-text {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
        }
        .bottom-fixed-cta .cta-close {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            border: none;
            color: var(--text-muted);
            font-size: 18px;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: all var(--transition-base);
        }
        .bottom-fixed-cta .cta-close:hover {
            color: var(--accent-cyan);
            background: rgba(255, 255, 255, 0.05);
        }
        .bottom-fixed-cta.hidden {
            display: none;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }
            .main-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .category-hero .hero-inner {
                grid-template-columns: 1fr 260px;
                gap: 28px;
            }
            .subscribe-form {
                min-width: 280px;
            }
            .scene-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: inline-flex;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(10, 10, 15, 0.98);
                border-bottom: 1px solid var(--border-subtle);
                padding: 12px 24px;
                gap: 0;
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
            }
            .main-nav.is-open {
                display: flex;
            }
            .main-nav a {
                display: flex;
                width: 100%;
                padding: 12px 8px;
                font-size: 15px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                background: rgba(124, 58, 237, 0.1);
                border-left: 3px solid var(--accent-purple);
            }
            .nav-actions .btn-sm {
                display: none;
            }
            .mega-trigger span {
                display: none;
            }
            .mega-dropdown {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                background: transparent;
                padding: 8px 0;
                min-width: 0;
            }
            .mega-wrapper:hover .mega-dropdown,
            .mega-wrapper:focus-within .mega-dropdown {
                opacity: 1;
                visibility: visible;
                transform: none;
            }
            .mega-links {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .category-hero {
                padding: 28px 0 32px;
            }
            .category-hero .hero-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-panel {
                grid-template-columns: 1fr;
                padding: 24px 20px;
            }
            .subscribe-form {
                min-width: 0;
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .bottom-fixed-cta {
                flex-direction: row;
                gap: 10px;
                padding: 8px 16px;
                font-size: 12px;
            }
            .bottom-fixed-cta .cta-text {
                font-size: 12px;
                flex: 1;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .step-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .dict-table th,
            .dict-table td {
                padding: 10px 12px;
                font-size: 12px;
            }
            .dict-table td:first-child {
                white-space: normal;
                min-width: 80px;
            }
            .bottom-fixed-cta {
                min-height: 52px;
                padding: 6px 12px;
            }
            .bottom-fixed-cta .cta-text {
                font-size: 11px;
            }
            .bottom-fixed-cta .cta-close {
                right: 8px;
                font-size: 16px;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .category-hero h1 {
                font-size: 24px;
            }
        }

/* roulang page: category6 */
:root {
            --bg-primary: #0A0A0F;
            --bg-card: #14141C;
            --bg-card-alt: #1A1A24;
            --accent-purple: #7C3AED;
            --accent-purple-dark: #6D28D9;
            --accent-cyan: #06B6D4;
            --accent-amber: #F59E0B;
            --text-primary: #F5F5F7;
            --text-secondary: #B8B8C4;
            --text-muted: #6E6E7E;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --success: #22C55E;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 12px rgba(124, 58, 237, 0.4);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "HarmonyOS Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding-desktop: 80px;
            --section-padding-mobile: 48px;
            --transition-base: 0.2s ease-in-out;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-stack);
            font-size: 1rem;
        }

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

        .section {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-card);
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header .badge-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 60%, var(--accent-amber) 120%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-purple);
            color: #fff;
            border: 1px solid var(--accent-purple);
        }

        .btn-primary:hover {
            background: var(--accent-purple-dark);
            border-color: var(--accent-purple-dark);
            box-shadow: var(--shadow-glow);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-cyan);
            border: 1.5px solid var(--accent-cyan);
        }

        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            transform: translateY(-1px);
        }

        .btn-amber {
            background: var(--accent-amber);
            color: #0A0A0F;
            border: 1px solid var(--accent-amber);
        }

        .btn-amber:hover {
            background: #D97706;
            color: #0A0A0F;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 5px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 8px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(6, 182, 212, 0.6);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            line-height: 1.4;
        }

        .badge-purple {
            background: rgba(124, 58, 237, 0.15);
            color: var(--accent-purple);
            border: 1px solid rgba(124, 58, 237, 0.3);
        }

        .badge-cyan {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(6, 182, 212, 0.3);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: var(--success);
            border: 1px solid rgba(34, 197, 94, 0.3);
        }

        .divider {
            border: none;
            border-top: 1px solid var(--border-subtle);
            margin: 40px 0;
        }

        .text-muted {
            color: var(--text-muted);
        }
        .text-secondary {
            color: var(--text-secondary);
        }
        .text-cyan {
            color: var(--accent-cyan);
        }
        .text-amber {
            color: var(--accent-amber);
        }
        .text-purple {
            color: var(--accent-purple);
        }

        /* ============ Header ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 900;
            background: rgba(10, 10, 15, 0.96);
            border-bottom: 1px solid var(--border-subtle);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: auto;
            min-height: 68px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            padding-top: 14px;
            padding-bottom: 14px;
            min-height: 68px;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo i {
            color: var(--accent-purple);
            font-size: 22px;
        }

        .logo a {
            color: var(--text-primary);
            transition: color var(--transition-base);
        }

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

        .main-nav {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent-purple);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

        .main-nav a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .main-nav a:hover::after {
            width: 20px;
        }

        .main-nav a.active {
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.08);
        }

        .main-nav a.active::after {
            width: 20px;
            background: var(--accent-cyan);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .mega-trigger {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-size: 13px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .mega-trigger:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.06);
        }

        .mega-trigger i {
            font-size: 12px;
            transition: transform var(--transition-base);
        }

        .mega-trigger.open i {
            transform: rotate(180deg);
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 24px;
            width: 520px;
            max-width: calc(100vw - 48px);
            background: var(--bg-card-alt);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-md);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all var(--transition-base);
            z-index: 950;
        }

        .mega-panel.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel h4 {
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-link-card {
            display: block;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            transition: all var(--transition-base);
        }

        .mega-link-card:hover {
            border-color: var(--accent-cyan);
            transform: translateY(-1px);
            color: var(--text-primary);
        }

        .mega-link-card strong {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .mega-link-card span {
            font-size: 12px;
            color: var(--text-secondary);
        }

        .mega-featured {
            grid-column: 1 / -1;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.06));
            border: 1px solid rgba(124, 58, 237, 0.25);
            border-radius: var(--radius-sm);
            padding: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .mega-featured span {
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 500;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .nav-toggle i {
            font-size: 18px;
        }

        /* ============ Breadcrumb & Page Header ============ */
        .page-header {
            padding: 36px 0 20px;
            background: linear-gradient(180deg, rgba(124, 58, 237, 0.06) 0%, transparent 100%);
            border-bottom: 1px solid var(--border-subtle);
        }

        .breadcrumb {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0 0 18px;
            padding: 0;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .breadcrumb li:not(:last-child)::after {
            content: "/";
            color: var(--text-muted);
            font-size: 12px;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .breadcrumb li:last-child {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .page-header .page-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 760px;
        }

        /* ============ Culture Cards Grid ============ */
        .culture-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .culture-card .card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .culture-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .culture-card .media-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 16px 12px;
            background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 15, 0.85) 100%);
        }

        .culture-card .card-body {
            padding: 16px 18px 18px;
        }

        .culture-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .culture-card .card-meta i {
            font-size: 11px;
            margin-right: 4px;
        }

        .culture-card .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ============ Timeline ============ */
        .timeline-wrap {
            position: relative;
            padding-left: 28px;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 6px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--accent-purple) 0%, var(--accent-cyan) 50%, var(--accent-amber) 100%);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            padding-left: 10px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--bg-card-alt);
            border: 2px solid var(--accent-purple);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
        }

        .timeline-item:nth-child(2)::before {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
        }

        .timeline-item:nth-child(3)::before {
            border-color: var(--accent-amber);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }

        .timeline-year {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-amber);
            letter-spacing: 1px;
            margin-bottom: 6px;
            display: inline-block;
        }

        .timeline-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.35;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 520px;
        }

        /* ============ Topic Wall ============ */
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .topic-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .topic-item:hover {
            border-color: rgba(6, 182, 212, 0.5);
            transform: translateX(4px);
            box-shadow: var(--shadow-card);
        }

        .topic-item-left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 0;
        }

        .topic-icon {
            width: 36px;
            height: 36px;
            min-width: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            background: rgba(124, 58, 237, 0.12);
            color: var(--accent-purple);
        }

        .topic-item:nth-child(2) .topic-icon {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
        }

        .topic-item:nth-child(3) .topic-icon {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
        }

        .topic-item h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 3px;
            line-height: 1.4;
        }

        .topic-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
            margin: 0;
        }

        .topic-heat {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .topic-heat i {
            color: var(--accent-amber);
            font-size: 12px;
        }

        /* ============ Tag Cloud ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-chip {
            display: inline-block;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .tag-chip:hover {
            border-color: var(--accent-purple);
            color: var(--text-primary);
            background: rgba(124, 58, 237, 0.08);
            transform: translateY(-1px);
        }

        .tag-chip.hot {
            border-color: rgba(245, 158, 11, 0.4);
            color: var(--accent-amber);
            background: rgba(245, 158, 11, 0.08);
        }

        /* ============ Subscribe ============ */
        .subscribe-panel {
            background: var(--bg-card-alt);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .subscribe-panel::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-info h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .subscribe-info p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 420px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            z-index: 1;
        }

        .subscribe-form input {
            background: var(--bg-primary);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 14px;
            color: var(--text-primary);
            min-width: 260px;
            outline: none;
            transition: border-color var(--transition-base);
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.12);
        }

        /* ============ Category Quick Links ============ */
        .cat-links-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .cat-link-card {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            transition: all var(--transition-base);
            color: var(--text-primary);
        }

        .cat-link-card:hover {
            border-color: rgba(6, 182, 212, 0.5);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
            color: var(--text-primary);
        }

        .cat-link-icon {
            width: 40px;
            height: 40px;
            min-width: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            background: rgba(124, 58, 237, 0.12);
            color: var(--accent-purple);
        }

        .cat-link-card:nth-child(2) .cat-link-icon {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
        }

        .cat-link-card:nth-child(3) .cat-link-icon {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
        }

        .cat-link-card:nth-child(4) .cat-link-icon {
            background: rgba(34, 197, 94, 0.12);
            color: var(--success);
        }

        .cat-link-card:nth-child(5) .cat-link-icon {
            background: rgba(124, 58, 237, 0.12);
            color: var(--accent-purple);
        }

        .cat-link-card strong {
            display: block;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .cat-link-card span {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ============ FAQ Accordion ============ */
        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            border: none;
        }

        .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .accordion-item:hover {
            border-color: var(--border-strong);
        }

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 18px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            cursor: pointer;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition-base);
            position: relative;
        }

        .accordion-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--accent-purple);
            transition: background var(--transition-base);
        }

        .accordion-item.is-active .accordion-title::before {
            background: var(--accent-cyan);
        }

        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 13px;
            color: var(--text-muted);
            transition: transform var(--transition-base);
        }

        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }

        .accordion-title:hover {
            color: var(--accent-cyan);
            background: rgba(255, 255, 255, 0.02);
        }

        .accordion-content {
            padding: 0 18px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

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

        /* ============ Footer ============ */
        .site-footer {
            background: #0A0A0F;
            border-top: 1px solid var(--border-subtle);
            padding-top: 48px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding: 18px 0 20px;
            border-top: 1px solid var(--border-subtle);
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom .beian-links a {
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

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

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .culture-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .cat-links-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-primary);
                border-bottom: 1px solid var(--border-subtle);
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 12px 16px;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
                z-index: 940;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                display: block;
                padding: 12px 14px;
                font-size: 15px;
            }

            .main-nav a::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .mega-panel {
                right: 16px;
                width: calc(100vw - 32px);
                max-height: 70vh;
                overflow-y: auto;
            }

            .mega-grid {
                grid-template-columns: 1fr;
            }

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

            .page-header h1 {
                font-size: 28px;
            }

            .culture-grid {
                grid-template-columns: 1fr;
            }

            .cat-links-grid {
                grid-template-columns: 1fr;
            }

            .subscribe-panel {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                width: 100%;
            }

            .subscribe-form input {
                min-width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .topic-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .topic-heat {
                align-self: flex-end;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .logo {
                font-size: 20px;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .section-header h2 {
                font-size: 22px;
            }

            .btn-lg {
                padding: 12px 20px;
                font-size: 14px;
            }

            .timeline-wrap {
                padding-left: 22px;
            }

            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }

            .timeline-wrap::before {
                left: 4px;
            }
        }