/* roulang page: index */
:root {
            --bg-primary: #101418;
            --bg-secondary: #1a2228;
            --bg-tertiary: #161d23;
            --brand-purple: #8b5cf6;
            --brand-cyan: #22d3ee;
            --brand-amber: #f59e0b;
            --text-primary: #f2f5f7;
            --text-secondary: #b0bec5;
            --text-muted: #78909c;
            --border-glow: rgba(139, 92, 246, 0.25);
            --border-glow-hover: rgba(139, 92, 246, 0.65);
            --border-cyan-glow: rgba(34, 211, 238, 0.3);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-badge: 5px;
            --radius-section: 14px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.2, 0.85, 0.3, 1.1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 68px;
            --section-spacing: 88px;
            --section-spacing-mobile: 52px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover,
        a:focus {
            color: #67e8f9;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 980px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(16, 20, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.22);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(16, 20, 24, 0.98);
            border-bottom-color: rgba(139, 92, 246, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-purple), #6d28d9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.45);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.7);
            transform: scale(1.04);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .nav-primary {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-primary a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 6px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-primary a:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.1);
        }

        .nav-primary a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
        }

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

        .nav-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            box-shadow: 0 0 8px rgba(34, 197, 94, 0.7);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .nav-bell {
            background: none;
            border: none;
            color: var(--text-secondary);
            font-size: 20px;
            cursor: pointer;
            padding: 6px;
            border-radius: 50%;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-bell:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-bell .badge {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 8px;
            height: 8px;
            background: var(--brand-amber);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(245, 158, 11, 0.8);
        }

        .nav-btn {
            background: var(--brand-amber);
            color: #1a1a1a;
            font-weight: 600;
            font-size: 13px;
            padding: 8px 20px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            letter-spacing: 0.3px;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .nav-btn:hover {
            background: #fbbf24;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
        }

        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 26px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* Mobile nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(16, 20, 24, 0.98);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.3);
            padding: 16px 24px 24px;
            z-index: 99;
            flex-direction: column;
            gap: 4px;
        }

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

        .mobile-nav a {
            color: var(--text-secondary);
            font-size: 16px;
            font-weight: 500;
            padding: 14px 12px;
            border-radius: 8px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .mobile-nav a:hover {
            background: rgba(139, 92, 246, 0.1);
            color: var(--text-primary);
        }

        .mobile-nav a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding-top: var(--header-height);
            margin-top: 0;
            overflow: hidden;
            background: var(--bg-primary);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/8da106db3931df9d.webp');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(16, 20, 24, 0.65) 0%, rgba(16, 20, 24, 0.78) 48%, rgba(16, 20, 24, 0.95) 100%);
            z-index: 2;
        }

        .hero-overlay::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(139, 92, 246, 0.22) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            padding: 80px 0 72px;
            width: 100%;
        }

        .hero-inner {
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(34, 211, 238, 0.12);
            border: 1px solid rgba(34, 211, 238, 0.3);
            color: var(--brand-cyan);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--brand-cyan);
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

        .hero-title {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: 0.2px;
            margin: 0 0 20px;
            color: var(--text-primary);
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
        }

        .hero-title .highlight {
            color: var(--brand-amber);
            position: relative;
        }

        .hero-title .highlight-cyan {
            color: var(--brand-cyan);
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin: 0 0 32px;
            max-width: 600px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 44px;
            align-items: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            letter-spacing: 0.4px;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
            text-decoration: none;
        }

        .btn-primary {
            background: var(--brand-amber);
            color: #1a1a1a;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            background: #fbbf24;
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
            color: #1a1a1a;
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 1.5px solid var(--brand-purple);
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.15);
        }

        .btn-outline:hover {
            background: rgba(139, 92, 246, 0.1);
            border-color: #a78bfa;
            box-shadow: 0 8px 28px rgba(139, 92, 246, 0.35);
            transform: translateY(-2px);
            color: var(--text-primary);
        }

        .btn-sm {
            font-size: 13px;
            padding: 9px 18px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            padding-top: 28px;
            border-top: 1px solid rgba(139, 92, 246, 0.25);
        }

        .hero-stat-item {
            text-align: left;
        }

        .hero-stat-value {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-cyan);
            line-height: 1.2;
            letter-spacing: 0.3px;
        }

        .hero-stat-label {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.6px;
            margin-top: 4px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--section-spacing) 0;
            position: relative;
        }

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

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

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

        .section-header.center {
            text-align: center;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--brand-cyan);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 16px;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }

        .section-desc {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin: 0;
        }

        .section-desc strong {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* ===== Brand Intro ===== */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .brand-intro-text h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text-primary);
        }

        .brand-intro-text p {
            font-size: 15px;
            line-height: 2.0;
            color: var(--text-secondary);
            margin: 0 0 16px;
        }

        .brand-intro-image {
            border-radius: var(--radius-section);
            overflow: hidden;
            border: 1px solid var(--border-glow);
            box-shadow: var(--shadow-card);
        }

        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .brand-intro-image:hover img {
            transform: scale(1.03);
        }

        /* ===== Service Cards ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .service-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-glow-hover);
        }

        .service-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: rgba(139, 92, 246, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--brand-purple);
            margin-bottom: 18px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .service-card:hover .service-card-icon {
            background: rgba(139, 92, 246, 0.25);
            color: #a78bfa;
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text-primary);
        }

        .service-card p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== Game Categories ===== */
        .games-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .game-category-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-glow);
            background: rgba(26, 34, 40, 0.7);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            cursor: pointer;
        }

        .game-category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-glow-hover);
        }

        .game-category-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #1a2228;
            display: block;
        }

        .game-category-body {
            padding: 18px 20px;
        }

        .game-category-body h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }

        .game-category-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== Data Stats ===== */
        .stats-band {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(34, 211, 238, 0.06) 100%);
            border: 1px solid rgba(139, 92, 246, 0.2);
            border-radius: var(--radius-section);
            padding: 40px 32px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            text-align: center;
        }

        .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-cyan);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 0.4px;
        }

        /* ===== Event Calendar ===== */
        .event-timeline {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .event-card {
            display: flex;
            align-items: center;
            gap: 20px;
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .event-card:hover {
            transform: translateX(4px);
            border-color: var(--border-glow-hover);
            box-shadow: var(--shadow-card);
        }

        .event-date {
            flex-shrink: 0;
            text-align: center;
            padding: 12px 18px;
            background: rgba(139, 92, 246, 0.12);
            border-radius: 8px;
            min-width: 72px;
        }

        .event-date .day {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-purple);
            line-height: 1.2;
        }

        .event-date .month {
            font-size: 12px;
            color: var(--text-muted);
        }

        .event-info {
            flex: 1;
        }

        .event-info h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 4px;
            color: var(--text-primary);
        }

        .event-info p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        .event-status {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.4px;
        }

        .event-status.upcoming {
            background: rgba(34, 211, 238, 0.15);
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.3);
        }

        .event-status.live {
            background: rgba(239, 68, 68, 0.15);
            color: #ef4444;
            border: 1px solid rgba(239, 68, 68, 0.3);
        }

        .event-status.done {
            background: rgba(120, 144, 156, 0.15);
            color: var(--text-muted);
            border: 1px solid rgba(120, 144, 156, 0.25);
        }

        /* ===== Process Flow ===== */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            position: relative;
        }

        .process-step {
            text-align: center;
            padding: 0 20px;
            position: relative;
        }

        .process-step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 32px;
            right: -16px;
            width: 32px;
            height: 2px;
            background: rgba(139, 92, 246, 0.3);
        }

        .process-step-num {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.12);
            border: 2px solid rgba(139, 92, 246, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-purple);
            margin: 0 auto 16px;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .process-step:hover .process-step-num {
            background: rgba(139, 92, 246, 0.25);
            color: #a78bfa;
            border-color: #a78bfa;
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

        .process-step p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== Case Wall ===== */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .case-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-glow-hover);
        }

        .case-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #1a2228;
            transition: transform var(--transition-base);
        }

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

        .case-card-body {
            padding: 20px 22px;
        }

        .case-card-body h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text-primary);
        }

        .case-card-body p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 14px;
        }

        .case-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .case-tag {
            font-size: 11px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background: rgba(34, 211, 238, 0.1);
            color: var(--brand-cyan);
            letter-spacing: 0.3px;
        }

        .case-tag.alt {
            background: rgba(245, 158, 11, 0.1);
            color: var(--brand-amber);
        }

        /* ===== Training / Academy ===== */
        .training-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .training-info h3 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text-primary);
        }

        .training-info p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin: 0 0 20px;
        }

        .training-modules {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .training-modules li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            padding: 9px 0;
            border-bottom: 1px solid rgba(139, 92, 246, 0.15);
        }

        .training-modules li i {
            color: var(--brand-cyan);
            font-size: 13px;
        }

        .training-image {
            border-radius: var(--radius-section);
            overflow: hidden;
            border: 1px solid var(--border-glow);
            box-shadow: var(--shadow-card);
        }

        .training-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .training-image:hover img {
            transform: scale(1.03);
        }

        /* ===== News List ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            padding: 22px;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-glow-hover);
        }

        .news-meta {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .news-cat {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            background: rgba(139, 92, 246, 0.15);
            color: var(--brand-purple);
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }

        .news-card h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .news-card p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 16px;
            flex: 1;
        }

        .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-cyan);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }

        .news-link:hover {
            color: #67e8f9;
        }

        .section-footer {
            margin-top: 32px;
            text-align: center;
        }

        /* ===== Gear / Equipment ===== */
        .gear-slider {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .gear-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .gear-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-glow-hover);
        }

        .gear-card-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            background: #1a2228;
        }

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

        .gear-card-body h5 {
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }

        .gear-card-body .gear-type {
            font-size: 11px;
            font-weight: 500;
            padding: 3px 10px;
            background: rgba(245, 158, 11, 0.12);
            color: var(--brand-amber);
            border-radius: var(--radius-badge);
            display: inline-block;
            letter-spacing: 0.4px;
        }

        /* ===== Partners ===== */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
        }

        .partner-logo {
            aspect-ratio: 3/2;
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid rgba(139, 92, 246, 0.2);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 1px;
            filter: grayscale(1);
            opacity: 0.6;
            transition: filter var(--transition-base), opacity var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
            cursor: default;
            user-select: none;
        }

        .partner-logo:hover {
            filter: grayscale(0);
            opacity: 1;
            border-color: rgba(139, 92, 246, 0.5);
            transform: translateY(-2px);
            color: var(--text-secondary);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item.active {
            border-color: var(--border-glow-hover);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--brand-purple);
            transition: transform var(--transition-base), background var(--transition-fast), color var(--transition-fast);
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
            background: rgba(139, 92, 246, 0.3);
            color: #a78bfa;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }

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

        .faq-answer-inner {
            padding: 0 24px 22px;
            font-size: 14px;
            line-height: 1.9;
            color: var(--text-secondary);
        }

        /* ===== Guarantee / Assurance ===== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 20px;
            background: rgba(26, 34, 40, 0.6);
            border-radius: var(--radius-card);
            border: 1px solid rgba(139, 92, 246, 0.15);
            transition: border-color var(--transition-base), transform var(--transition-base);
        }

        .guarantee-item:hover {
            border-color: var(--border-glow-hover);
            transform: translateY(-2px);
        }

        .guarantee-item i {
            font-size: 22px;
            color: var(--brand-cyan);
            margin-top: 2px;
            flex-shrink: 0;
        }

        .guarantee-item h5 {
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--text-primary);
        }

        .guarantee-item p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Contact / CTA ===== */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .contact-form-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-section);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .contact-form-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 20px;
            color: var(--text-primary);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 7px;
            letter-spacing: 0.4px;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            background: var(--bg-primary);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: var(--radius-btn);
            color: var(--text-primary);
            padding: 12px 16px;
            font-size: 14px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
        }

        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        .contact-info-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-info-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .contact-info-item i {
            font-size: 18px;
            color: var(--brand-cyan);
            margin-top: 3px;
            flex-shrink: 0;
        }

        .contact-info-item h5 {
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 3px;
            color: var(--text-primary);
        }

        .contact-info-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .social-links {
            display: flex;
            gap: 12px;
            padding-top: 8px;
        }

        .social-links a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.1);
            border: 1px solid rgba(139, 92, 246, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 16px;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
        }

        .social-links a:hover {
            background: rgba(139, 92, 246, 0.25);
            color: var(--text-primary);
            border-color: var(--brand-purple);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0a0e11;
            border-top: 1px solid rgba(139, 92, 246, 0.2);
            padding: 56px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
        }

        .footer-brand h4 span {
            color: var(--brand-cyan);
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: var(--text-muted);
            margin: 0;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

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

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

        .footer-bottom {
            border-top: 1px solid rgba(139, 92, 246, 0.15);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .services-grid,
            .games-grid,
            .stats-grid,
            .process-flow,
            .guarantee-grid,
            .gear-slider {
                grid-template-columns: repeat(3, 1fr);
            }

            .cases-grid,
            .news-list {
                grid-template-columns: repeat(2, 1fr);
            }

            .partners-grid {
                grid-template-columns: repeat(4, 1fr);
            }

            .hero-title {
                font-size: 32px;
            }

            .nav-primary a {
                padding: 10px 12px;
                font-size: 13px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-spacing: var(--section-spacing-mobile);
                --header-height: 60px;
            }

            .nav-primary {
                display: none;
            }

            .nav-hamburger {
                display: block;
            }

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

            .hero-title {
                font-size: 26px;
            }

            .hero-subtitle {
                font-size: 14px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat-value {
                font-size: 22px;
            }

            .brand-intro-grid,
            .training-grid,
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .services-grid,
            .games-grid,
            .stats-grid,
            .process-flow,
            .guarantee-grid,
            .gear-slider,
            .cases-grid,
            .news-list,
            .partners-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .process-step:not(:last-child)::after {
                display: none;
            }

            .process-step {
                padding: 0;
            }

            .section-title {
                font-size: 22px;
            }

            .section-header {
                margin-bottom: 32px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

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

            .hero-title {
                font-size: 22px;
                line-height: 1.45;
            }

            .hero-actions {
                gap: 10px;
            }

            .btn {
                font-size: 13px;
                padding: 11px 20px;
            }

            .section {
                padding: 44px 0;
            }

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

            .stat-number {
                font-size: 28px;
            }

            .event-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .event-date {
                display: flex;
                align-items: center;
                gap: 8px;
                padding: 8px 14px;
                min-width: auto;
            }

            .event-date .day {
                font-size: 18px;
            }

            .event-date .month {
                font-size: 11px;
            }

            .contact-form-card {
                padding: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #101418;
            --bg-secondary: #1a2228;
            --bg-tertiary: #161d23;
            --brand-purple: #8b5cf6;
            --brand-cyan: #22d3ee;
            --brand-amber: #f59e0b;
            --text-primary: #f2f5f7;
            --text-secondary: #b0bec5;
            --text-muted: #78909c;
            --border-glow: rgba(139, 92, 246, 0.25);
            --border-glow-hover: rgba(139, 92, 246, 0.65);
            --border-cyan-glow: rgba(34, 211, 238, 0.3);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-badge: 5px;
            --radius-section: 14px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.2, 0.85, 0.3, 1.1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 68px;
            --section-spacing: 88px;
            --section-spacing-mobile: 52px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover,
        a:focus {
            color: #67e8f9;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 980px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(16, 20, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.22);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(16, 20, 24, 0.98);
            border-bottom-color: rgba(139, 92, 246, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-purple), #6d28d9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.45);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.7);
            transform: scale(1.04);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .nav-primary {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-primary a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 6px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-primary a:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.1);
        }

        .nav-primary a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
        }

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

        .nav-status {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-cyan);
            box-shadow: 0 0 8px rgba(34, 211, 238, 0.7);
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 8px rgba(34, 211, 238, 0.7); }
            50% { box-shadow: 0 0 16px rgba(34, 211, 238, 1); }
        }

        .nav-bell {
            position: relative;
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background: rgba(139, 92, 246, 0.07);
            border: 1px solid rgba(139, 92, 246, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .nav-bell:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.15);
            border-color: rgba(139, 92, 246, 0.45);
        }

        .nav-bell-indicator {
            position: absolute;
            top: 6px;
            right: 7px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--brand-amber);
            box-shadow: 0 0 8px rgba(245, 158, 11, 0.8);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-amber);
            color: #1a1a1a;
            font-weight: 700;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: #fbbf24;
            color: #111;
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-cyan);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--brand-cyan);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(34, 211, 238, 0.12);
            border-color: #67e8f9;
            color: #67e8f9;
            box-shadow: 0 4px 20px rgba(34, 211, 238, 0.25);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background: rgba(139, 92, 246, 0.07);
            border: 1px solid rgba(139, 92, 246, 0.2);
            color: var(--text-secondary);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.15);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: transparent;
            padding: 12px 0;
            font-size: 13px;
            color: var(--text-muted);
        }

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

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

        .breadcrumb-sep {
            margin: 0 8px;
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb-current {
            color: var(--text-secondary);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/c26cb47854ffec7d.webp');
            background-size: cover;
            background-position: center 30%;
            min-height: 280px;
            display: flex;
            align-items: center;
            padding: 60px 0 48px;
            margin-top: var(--header-height);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(16,20,24,0.55) 0%, rgba(16,20,24,0.88) 100%);
            z-index: 1;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            margin: 10px 0 14px;
            letter-spacing: 0.5px;
        }

        .category-hero h1 span {
            color: var(--brand-cyan);
        }

        .category-hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin: 0 0 8px;
        }

        /* ===== Section Base ===== */
        .section-block {
            padding: 60px 0;
        }

        .section-block--alt {
            background: var(--bg-tertiary);
        }

        .section-block--accent {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(139, 92, 246, 0.12);
            border-bottom: 1px solid rgba(139, 92, 246, 0.12);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--brand-cyan);
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 1px;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.45;
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 32px;
            max-width: 680px;
        }

        /* ===== Filter Tags ===== */
        .filter-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid rgba(139, 92, 246, 0.18);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
            white-space: nowrap;
        }

        .filter-tag:hover {
            color: var(--text-primary);
            border-color: rgba(139, 92, 246, 0.5);
            background: rgba(139, 92, 246, 0.1);
        }

        .filter-tag.active {
            color: #fff;
            background: rgba(139, 92, 246, 0.35);
            border-color: var(--brand-purple);
            font-weight: 600;
        }

        .filter-count {
            font-size: 11px;
            color: var(--text-muted);
            background: rgba(0,0,0,0.3);
            padding: 2px 8px;
            border-radius: 10px;
            font-weight: 400;
        }

        /* ===== Timeline Styles ===== */
        .timeline-list {
            position: relative;
            padding-left: 28px;
            list-style: none;
            margin: 0;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--brand-purple) 0%, rgba(139,92,246,0.3) 50%, rgba(34,211,238,0.3) 100%);
            border-radius: 1px;
        }

        .timeline-item {
            position: relative;
            padding: 0 0 24px 24px;
            margin: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--brand-purple);
            border: 2px solid var(--bg-primary);
            box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.4);
            z-index: 2;
        }

        .timeline-item.status-live::before {
            background: var(--brand-amber);
            box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.5);
        }

        .timeline-item.status-upcoming::before {
            background: var(--brand-cyan);
            box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.45);
        }

        .timeline-item.status-finished::before {
            background: var(--text-muted);
            box-shadow: 0 0 0 2px rgba(120, 144, 156, 0.35);
        }

        .timeline-card {
            background: rgba(26, 34, 40, 0.75);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .timeline-card:hover {
            border-color: rgba(139, 92, 246, 0.45);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .timeline-date {
            flex-shrink: 0;
            min-width: 70px;
            text-align: center;
            padding: 8px 12px;
            background: rgba(139, 92, 246, 0.1);
            border-radius: 6px;
            border: 1px solid rgba(139, 92, 246, 0.2);
        }

        .timeline-date-day {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-purple);
            line-height: 1.2;
        }

        .timeline-date-month {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .timeline-date-full {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .timeline-info {
            flex: 1;
            min-width: 200px;
        }

        .timeline-match {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin: 0 0 4px;
        }

        .timeline-event {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        .timeline-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-top: 6px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .badge-live {
            background: rgba(245, 158, 11, 0.2);
            color: var(--brand-amber);
            border: 1px solid rgba(245, 158, 11, 0.4);
        }

        .badge-upcoming {
            background: rgba(34, 211, 238, 0.15);
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.35);
        }

        .badge-finished {
            background: rgba(120, 144, 156, 0.15);
            color: var(--text-muted);
            border: 1px solid rgba(120, 144, 156, 0.3);
        }

        .badge-purple {
            background: rgba(139, 92, 246, 0.18);
            color: #c4b5fd;
            border: 1px solid rgba(139, 92, 246, 0.4);
        }

        .timeline-game {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .timeline-game i {
            font-size: 13px;
            color: var(--brand-purple);
        }

        /* ===== Editor Pick ===== */
        .editor-pick-card {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(26, 34, 40, 0.85) 60%);
            border: 1px solid rgba(139, 92, 246, 0.4);
            border-radius: var(--radius-section);
            padding: 28px 30px;
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            align-items: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .editor-pick-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.12);
            pointer-events: none;
        }

        .editor-pick-card:hover {
            border-color: rgba(139, 92, 246, 0.75);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .editor-pick-tag {
            position: absolute;
            top: 16px;
            right: 20px;
            background: var(--brand-amber);
            color: #1a1a1a;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            z-index: 2;
        }

        .editor-pick-img {
            flex-shrink: 0;
            width: 160px;
            height: 100px;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid rgba(139, 92, 246, 0.25);
        }

        .editor-pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .editor-pick-content {
            flex: 1;
            min-width: 240px;
            position: relative;
            z-index: 1;
        }

        .editor-pick-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .editor-pick-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.75;
        }

        .editor-pick-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== Stats Bar ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 18px;
        }

        .stat-item {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid rgba(139, 92, 246, 0.15);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .stat-item:hover {
            border-color: rgba(139, 92, 246, 0.4);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-cyan);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .stat-number span {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-muted);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* ===== Topic Cards ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 22px;
        }

        .topic-card {
            background: rgba(26, 34, 40, 0.7);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            display: block;
        }

        .topic-card:hover {
            border-color: rgba(139, 92, 246, 0.5);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .topic-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-tertiary);
            border-bottom: 1px solid rgba(139, 92, 246, 0.12);
        }

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

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

        .topic-card-body {
            padding: 18px 20px 20px;
        }

        .topic-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .topic-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== Subscribe CTA ===== */
        .subscribe-cta {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(34, 211, 238, 0.06) 100%);
            border: 1px solid rgba(139, 92, 246, 0.25);
            border-radius: var(--radius-section);
            padding: 36px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .subscribe-cta-text h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

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

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            min-width: 280px;
            flex: 1;
            max-width: 420px;
        }

        .subscribe-input {
            flex: 1;
            min-width: 180px;
            background: rgba(16, 20, 24, 0.8);
            border: 1px solid rgba(139, 92, 246, 0.25);
            border-radius: var(--radius-btn);
            color: var(--text-primary);
            padding: 11px 16px;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

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

        .subscribe-input:focus {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
            outline: none;
            background: rgba(16, 20, 24, 1);
        }

        /* ===== Bottom Nav ===== */
        .bottom-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 0;
            border-top: 1px solid rgba(139, 92, 246, 0.15);
        }

        .bottom-nav-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            padding: 8px 14px;
            border-radius: 6px;
        }

        .bottom-nav-link:hover {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.06);
        }

        .bottom-nav-link i {
            font-size: 13px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0c0f12;
            border-top: 1px solid rgba(139, 92, 246, 0.2);
            padding: 56px 0 0;
            margin-top: 40px;
        }

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

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }

        .footer-brand h4 span {
            color: var(--brand-cyan);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
            max-width: 300px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

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

        .footer-col ul li {
            margin: 0 0 10px;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 13px;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(139, 92, 246, 0.12);
            padding: 18px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin: 0;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nav-primary a {
                padding: 10px 12px;
                font-size: 13px;
            }

            .container,
            .container-narrow,
            .container-wide {
                padding-left: 18px;
                padding-right: 18px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --section-spacing: 52px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-primary {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(16, 20, 24, 0.98);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-bottom: 1px solid rgba(139, 92, 246, 0.3);
                flex-direction: column;
                align-items: stretch;
                padding: 14px 18px 20px;
                gap: 6px;
                z-index: 99;
            }

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

            .nav-primary a {
                padding: 14px 16px;
                font-size: 15px;
                border-radius: 8px;
                text-align: center;
            }

            .nav-primary a.active::after {
                display: none;
            }

            .nav-primary a.active {
                background: rgba(34, 211, 238, 0.12);
                border-left: 3px solid var(--brand-cyan);
                border-radius: 6px;
            }

            .nav-status {
                display: none;
            }

            .nav-bell {
                display: none;
            }

            .category-hero {
                min-height: 220px;
                padding: 50px 0 36px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .category-hero-desc {
                font-size: 14px;
            }

            .section-block {
                padding: 44px 0;
            }

            .section-title {
                font-size: 22px;
            }

            .timeline-list {
                padding-left: 20px;
            }

            .timeline-list::before {
                left: 5px;
            }

            .timeline-item {
                padding: 0 0 18px 18px;
            }

            .timeline-item::before {
                left: -5px;
                width: 8px;
                height: 8px;
                top: 8px;
            }

            .timeline-card {
                padding: 14px 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .timeline-date {
                min-width: auto;
                display: flex;
                align-items: baseline;
                gap: 6px;
                padding: 6px 12px;
            }

            .timeline-date-day {
                font-size: 18px;
            }

            .editor-pick-card {
                padding: 22px 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .editor-pick-img {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
            }

            .editor-pick-title {
                font-size: 18px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-number {
                font-size: 26px;
            }

            .subscribe-cta {
                padding: 26px 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                width: 100%;
                max-width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container,
            .container-narrow,
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }

            .category-hero h1 {
                font-size: 21px;
            }

            .section-title {
                font-size: 20px;
            }

            .filter-tag {
                padding: 6px 14px;
                font-size: 12px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-item {
                padding: 16px 12px;
            }

            .stat-number {
                font-size: 22px;
            }

            .stat-label {
                font-size: 12px;
            }

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

            .subscribe-cta {
                padding: 20px 16px;
            }

            .subscribe-form {
                flex-direction: column;
            }

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

            .bottom-nav {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #101418;
            --bg-secondary: #1a2228;
            --bg-tertiary: #161d23;
            --brand-purple: #8b5cf6;
            --brand-cyan: #22d3ee;
            --brand-amber: #f59e0b;
            --text-primary: #f2f5f7;
            --text-secondary: #b0bec5;
            --text-muted: #78909c;
            --border-glow: rgba(139, 92, 246, 0.25);
            --border-glow-hover: rgba(139, 92, 246, 0.65);
            --border-cyan-glow: rgba(34, 211, 238, 0.3);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-badge: 5px;
            --radius-section: 14px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.2, 0.85, 0.3, 1.1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 68px;
            --section-spacing: 88px;
            --section-spacing-mobile: 52px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

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

        a:hover,
        a:focus {
            color: #67e8f9;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 980px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(16, 20, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.22);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(16, 20, 24, 0.98);
            border-bottom-color: rgba(139, 92, 246, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-purple), #6d28d9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.45);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.7);
            transform: scale(1.04);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            line-height: 1.3;
        }

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

        .nav-primary {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-primary a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 6px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-primary a:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.1);
        }

        .nav-primary a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
        }

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

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 8px rgba(34, 197, 94, 0.6); }
            50% { box-shadow: 0 0 16px rgba(34, 197, 94, 0.9); }
        }

        .nav-notify-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.1);
            border: 1px solid var(--border-glow);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            font-size: 16px;
        }

        .nav-notify-btn:hover {
            border-color: var(--border-glow-hover);
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.2);
        }

        .nav-notify-btn .notify-badge {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 16px;
            height: 16px;
            background: var(--brand-amber);
            border-radius: 50%;
            font-size: 10px;
            color: #1a1a1a;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-amber);
            color: #1a1a1a;
            font-weight: 600;
            font-size: 13px;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-nav-cta:hover {
            background: #fbbf24;
            color: #1a1a1a;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
        }

        .btn-nav-cta:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: rgba(139, 92, 246, 0.1);
            border: 1px solid var(--border-glow);
            color: var(--text-primary);
            font-size: 20px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(139, 92, 246, 0.2);
            border-color: var(--border-glow-hover);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-decoration: none;
            line-height: 1.4;
        }

        .btn:hover {
            transform: translateY(-2px);
            text-decoration: none;
        }

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

        .btn-primary {
            background: var(--brand-amber);
            color: #1a1a1a;
        }

        .btn-primary:hover {
            background: #fbbf24;
            color: #1a1a1a;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: var(--brand-cyan);
            border: 1px solid var(--brand-cyan);
        }

        .btn-secondary:hover {
            background: rgba(34, 211, 238, 0.1);
            color: #67e8f9;
            border-color: #67e8f9;
            box-shadow: 0 4px 16px rgba(34, 211, 238, 0.2);
        }

        .btn-purple {
            background: var(--brand-purple);
            color: #fff;
        }

        .btn-purple:hover {
            background: #7c3aed;
            color: #fff;
            box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
        }

        .btn-sm {
            font-size: 12px;
            padding: 7px 14px;
        }

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

        /* ===== Badges & Tags ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
            line-height: 1.4;
            white-space: nowrap;
        }

        .badge-cyan {
            background: rgba(34, 211, 238, 0.12);
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.3);
        }

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

        .badge-purple {
            background: rgba(139, 92, 246, 0.12);
            color: #a78bfa;
            border: 1px solid rgba(139, 92, 246, 0.3);
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: #4ade80;
            border: 1px solid rgba(34, 197, 94, 0.3);
        }

        .badge-gray {
            background: rgba(120, 144, 156, 0.12);
            color: var(--text-secondary);
            border: 1px solid rgba(120, 144, 156, 0.25);
        }

        /* ===== Section Common ===== */
        .section {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .section-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

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

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

        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 10px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            line-height: 1.35;
        }

        .section-header p {
            color: var(--text-secondary);
            margin: 0;
            font-size: 15px;
            max-width: 640px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid rgba(139, 92, 246, 0.15);
            margin: 0;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-cyan);
            font-weight: 500;
        }

        /* ===== Category H1 Hero (compact) ===== */
        .category-hero {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(16, 20, 24, 0.95) 55%, rgba(34, 211, 238, 0.06) 100%);
            border-bottom: 1px solid rgba(139, 92, 246, 0.2);
            padding: 52px 0 44px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at top right, rgba(139, 92, 246, 0.12), transparent 60%),
                radial-gradient(ellipse at bottom left, rgba(34, 211, 238, 0.08), transparent 55%);
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            margin: 0 0 8px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .category-hero h1 .highlight {
            color: var(--brand-cyan);
        }

        .category-hero .hero-desc {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 720px;
            margin: 0;
            line-height: 1.8;
        }

        /* ===== Filter Tags ===== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .filter-tags li {
            list-style: none;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            font-weight: 500;
            padding: 7px 16px;
            border-radius: 20px;
            background: var(--bg-secondary);
            color: var(--text-secondary);
            border: 1px solid rgba(120, 144, 156, 0.25);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            user-select: none;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.06);
        }

        .filter-tag.active {
            background: rgba(34, 211, 238, 0.12);
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            font-weight: 600;
        }

        .filter-tag .tag-count {
            font-size: 11px;
            opacity: 0.7;
        }

        /* ===== Article List (vertical stacked, left thumb + right text) ===== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-card {
            display: flex;
            gap: 20px;
            background: var(--bg-secondary);
            border: 1px solid rgba(139, 92, 246, 0.15);
            border-radius: var(--radius-card);
            padding: 18px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .article-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--brand-purple);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

        .article-card:hover {
            border-color: var(--border-glow-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .article-card:hover::before {
            opacity: 1;
        }

        .article-thumb {
            flex-shrink: 0;
            width: 200px;
            height: 140px;
            border-radius: 6px;
            overflow: hidden;
            background: var(--bg-tertiary);
            position: relative;
        }

        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .article-card:hover .article-thumb img {
            transform: scale(1.05);
        }

        .article-thumb .thumb-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 24px 10px 8px;
            background: linear-gradient(to top, rgba(16, 20, 24, 0.85), transparent);
            display: flex;
            align-items: flex-end;
            gap: 6px;
        }

        .article-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 8px;
        }

        .article-body-top {
            flex: 1;
            min-width: 0;
        }

        .article-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px;
            line-height: 1.4;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }

        .article-body h3 a {
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }

        .article-body h3 a:hover {
            color: var(--brand-cyan);
        }

        .article-excerpt {
            color: var(--text-secondary);
            font-size: 13.5px;
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-meta .meta-item i {
            font-size: 11px;
            color: var(--text-muted);
        }

        /* ===== Featured / Editor's Pick ===== */
        .featured-card {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, var(--bg-secondary) 40%, var(--bg-secondary) 100%);
            border: 1.5px solid var(--border-glow-hover);
            border-radius: var(--radius-card);
            padding: 22px;
            display: flex;
            gap: 20px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .featured-card::before {
            content: '编辑推荐';
            position: absolute;
            top: 14px;
            right: -32px;
            background: var(--brand-amber);
            color: #1a1a1a;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 36px;
            transform: rotate(45deg);
            letter-spacing: 0.5px;
        }

        .featured-card:hover {
            border-color: var(--brand-cyan);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .featured-thumb {
            flex-shrink: 0;
            width: 280px;
            height: 180px;
            border-radius: 8px;
            overflow: hidden;
            background: var(--bg-tertiary);
        }

        .featured-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

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

        .featured-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 10px;
        }

        .featured-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
            line-height: 1.35;
            letter-spacing: 0.3px;
        }

        .featured-excerpt {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--bg-tertiary);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-section);
            padding: 28px 24px;
        }

        .stat-item {
            text-align: center;
            padding: 8px;
        }

        .stat-item .stat-number {
            font-size: 30px;
            font-weight: 700;
            color: var(--brand-cyan);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .stat-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 0.5px;
        }

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

        .topic-card {
            background: var(--bg-secondary);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: all var(--transition-base);
        }

        .topic-card:hover {
            border-color: var(--border-glow-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .topic-card .topic-icon {
            width: 42px;
            height: 42px;
            border-radius: 8px;
            background: rgba(139, 92, 246, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-purple);
            font-size: 20px;
            flex-shrink: 0;
        }

        .topic-card h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .topic-card p {
            color: var(--text-secondary);
            font-size: 13.5px;
            line-height: 1.7;
            margin: 0;
        }

        .topic-card .topic-link {
            color: var(--brand-cyan);
            font-size: 13px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            margin-top: auto;
            transition: gap var(--transition-fast);
        }

        .topic-card .topic-link:hover {
            gap: 9px;
            color: #67e8f9;
        }

        /* ===== CTA Bar ===== */
        .cta-bar {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(34, 211, 238, 0.06) 100%);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: var(--radius-section);
            padding: 32px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .cta-bar .cta-content h3 {
            font-size: 19px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }

        .cta-bar .cta-content p {
            color: var(--text-secondary);
            font-size: 14px;
            margin: 0;
        }

        .cta-bar .cta-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }

        .cta-bar .cta-input {
            background: var(--bg-primary);
            border: 1px solid rgba(120, 144, 156, 0.3);
            border-radius: var(--radius-btn);
            padding: 10px 16px;
            color: var(--text-primary);
            font-size: 14px;
            min-width: 240px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .cta-bar .cta-input::placeholder {
            color: var(--text-muted);
        }

        .cta-bar .cta-input:focus {
            outline: none;
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
        }

        /* ===== Bottom Navigation ===== */
        .bottom-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            padding-top: 28px;
            border-top: 1px solid rgba(139, 92, 246, 0.15);
        }

        .bottom-nav a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(120, 144, 156, 0.2);
            background: var(--bg-secondary);
            transition: all var(--transition-fast);
        }

        .bottom-nav a:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.06);
        }

        .bottom-nav .nav-prev i,
        .bottom-nav .nav-next i {
            font-size: 12px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0c0f12;
            border-top: 1px solid rgba(139, 92, 246, 0.2);
            padding: 48px 0 24px;
            margin-top: 0;
        }

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

        .footer-brand h4 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .footer-brand h4 span {
            color: var(--brand-cyan);
        }

        .footer-brand p {
            color: var(--text-secondary);
            font-size: 13.5px;
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 13.5px;
            transition: color var(--transition-fast), padding-left var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--brand-cyan);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(120, 144, 156, 0.15);
        }

        .footer-bottom p {
            color: var(--text-muted);
            font-size: 12.5px;
            margin: 0;
        }

        .footer-bottom .footer-domain {
            color: var(--text-muted);
            font-size: 12px;
            letter-spacing: 0.3px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --section-spacing: 64px;
            }

            .article-thumb {
                width: 160px;
                height: 120px;
            }

            .featured-thumb {
                width: 220px;
                height: 160px;
            }

            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --section-spacing: 52px;
            }

            body {
                padding-top: var(--header-height);
                font-size: 14px;
            }

            .container,
            .container-narrow,
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-primary {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(16, 20, 24, 0.98);
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 16px 20px;
                border-bottom: 1px solid rgba(139, 92, 246, 0.3);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
                z-index: 99;
            }

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

            .nav-primary a {
                padding: 13px 16px;
                font-size: 15px;
                border-radius: 6px;
            }

            .nav-primary a.active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

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

            .nav-actions .nav-notify-btn {
                display: flex;
            }

            .category-hero {
                padding: 36px 0 32px;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .category-hero .hero-desc {
                font-size: 13.5px;
            }

            .article-card {
                flex-direction: column;
                gap: 14px;
                padding: 14px;
            }

            .article-thumb {
                width: 100%;
                height: 180px;
            }

            .article-body h3 {
                font-size: 16px;
            }

            .article-excerpt {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }

            .featured-card {
                flex-direction: column;
                gap: 14px;
                padding: 16px;
            }

            .featured-card::before {
                top: 10px;
                right: -36px;
                font-size: 10px;
                padding: 3px 34px;
            }

            .featured-thumb {
                width: 100%;
                height: 200px;
            }

            .featured-body h3 {
                font-size: 17px;
            }

            .featured-excerpt {
                font-size: 13px;
            }

            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                padding: 20px 16px;
                gap: 12px;
            }

            .stat-item .stat-number {
                font-size: 24px;
            }

            .stat-item .stat-label {
                font-size: 12px;
            }

            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .cta-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 18px;
                gap: 16px;
            }

            .cta-bar .cta-form {
                width: 100%;
            }

            .cta-bar .cta-input {
                flex: 1;
                min-width: 0;
                width: 100%;
            }

            .bottom-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }

            .bottom-nav a {
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            :root {
                --section-spacing: 40px;
            }

            .nav-logo-text {
                font-size: 17px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }

            .category-hero h1 {
                font-size: 22px;
            }

            .filter-tags {
                gap: 7px;
            }

            .filter-tag {
                font-size: 12px;
                padding: 5px 12px;
            }

            .article-thumb {
                height: 150px;
            }

            .article-meta {
                gap: 6px;
                font-size: 11px;
            }

            .stats-bar {
                grid-template-columns: 1fr 1fr;
                padding: 16px 12px;
                gap: 8px;
            }

            .stat-item .stat-number {
                font-size: 20px;
            }

            .cta-bar .cta-content h3 {
                font-size: 17px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #101418;
            --bg-secondary: #1a2228;
            --bg-tertiary: #161d23;
            --brand-purple: #8b5cf6;
            --brand-cyan: #22d3ee;
            --brand-amber: #f59e0b;
            --text-primary: #f2f5f7;
            --text-secondary: #b0bec5;
            --text-muted: #78909c;
            --border-glow: rgba(139, 92, 246, 0.25);
            --border-glow-hover: rgba(139, 92, 246, 0.65);
            --border-cyan-glow: rgba(34, 211, 238, 0.3);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-badge: 5px;
            --radius-section: 14px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.2, 0.85, 0.3, 1.1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 68px;
            --section-spacing: 80px;
            --section-spacing-mobile: 48px;
        }

        @media (max-width: 768px) {
            :root {
                --section-spacing: var(--section-spacing-mobile);
                --header-height: 60px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover,
        a:focus {
            color: #67e8f9;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 980px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(16, 20, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.22);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(16, 20, 24, 0.98);
            border-bottom-color: rgba(139, 92, 246, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-purple), #6d28d9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.45);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.7);
            transform: scale(1.04);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .nav-primary {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-primary a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 6px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-primary a:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.1);
        }

        .nav-primary a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
        }

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

        .nav-status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-cyan);
            box-shadow: 0 0 8px rgba(34, 211, 238, 0.7);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .nav-bell {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(139, 92, 246, 0.1);
            border: 1px solid rgba(139, 92, 246, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-bell:hover {
            background: rgba(139, 92, 246, 0.2);
            border-color: var(--brand-purple);
            color: var(--text-primary);
        }

        .nav-bell::after {
            content: '';
            position: absolute;
            top: 8px;
            right: 8px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--brand-amber);
            box-shadow: 0 0 6px rgba(245, 158, 11, 0.8);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--brand-amber);
            color: #1a1a1a;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: #fbbf24;
            color: #111;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.55);
            transform: translateY(-1px);
        }

        .btn-secondary {
            background: transparent;
            color: var(--brand-purple);
            border: 1px solid var(--brand-purple);
        }

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(139, 92, 246, 0.1);
            border-color: rgba(139, 92, 246, 0.7);
            color: #a78bfa;
        }

        .btn-cyan {
            background: transparent;
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.5);
        }

        .btn-cyan:hover,
        .btn-cyan:focus {
            background: rgba(34, 211, 238, 0.1);
            border-color: var(--brand-cyan);
            color: #67e8f9;
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12.5px;
        }

        /* Mobile menu toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 22px;
            cursor: pointer;
            padding: 4px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(139, 92, 246, 0.15);
        }

        @media (max-width: 900px) {
            .nav-primary {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(16, 20, 24, 0.98);
                backdrop-filter: blur(16px);
                border-bottom: 1px solid rgba(139, 92, 246, 0.3);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 24px 20px;
                z-index: 99;
            }

            .nav-primary.mobile-open {
                display: flex;
            }

            .nav-primary a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
            }

            .nav-primary a.active::after {
                display: none;
            }

            .nav-primary a.active {
                border-left: 3px solid var(--brand-cyan);
                border-radius: 0 6px 6px 0;
            }

            .nav-toggle {
                display: block;
            }

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

        @media (max-width: 480px) {
            .nav-logo-text {
                font-size: 17px;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .nav-bell {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb .current {
            color: var(--brand-cyan);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            padding-top: calc(var(--header-height) + 48px);
            padding-bottom: 40px;
            background: linear-gradient(180deg, rgba(139, 92, 246, 0.08) 0%, rgba(16, 20, 24, 0) 100%);
            border-bottom: 1px solid rgba(139, 92, 246, 0.15);
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            line-height: 1.35;
        }

        .category-hero .cat-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .category-hero {
                padding-top: calc(var(--header-height) + 32px);
                padding-bottom: 28px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .cat-desc {
                font-size: 14px;
            }
        }

        /* ===== Filter Tags ===== */
        .filter-section {
            padding: 28px 0 8px;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-tags .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 4px;
            font-weight: 500;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12.5px;
            font-weight: 500;
            background: rgba(139, 92, 246, 0.08);
            color: var(--text-secondary);
            border: 1px solid rgba(139, 92, 246, 0.2);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
        }

        .filter-tag:hover {
            background: rgba(139, 92, 246, 0.18);
            border-color: rgba(139, 92, 246, 0.5);
            color: var(--text-primary);
        }

        .filter-tag.active {
            background: var(--brand-purple);
            color: #fff;
            border-color: var(--brand-purple);
            box-shadow: 0 4px 14px rgba(139, 92, 246, 0.4);
        }

        .filter-tag.cyan {
            background: rgba(34, 211, 238, 0.08);
            border-color: rgba(34, 211, 238, 0.25);
            color: var(--brand-cyan);
        }

        .filter-tag.cyan:hover {
            background: rgba(34, 211, 238, 0.18);
            border-color: rgba(34, 211, 238, 0.5);
        }

        .filter-tag.amber {
            background: rgba(245, 158, 11, 0.08);
            border-color: rgba(245, 158, 11, 0.25);
            color: var(--brand-amber);
        }

        .filter-tag.amber:hover {
            background: rgba(245, 158, 11, 0.18);
            border-color: rgba(245, 158, 11, 0.5);
        }

        /* ===== Product Grid Section ===== */
        .product-section {
            padding: 40px 0 var(--section-spacing);
        }

        .section-title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-title-row h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            letter-spacing: 0.3px;
            position: relative;
            padding-left: 16px;
            line-height: 1.4;
        }

        .section-title-row h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--brand-purple);
            border-radius: 2px;
        }

        .section-title-row .view-more {
            font-size: 13.5px;
            color: var(--brand-cyan);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }

        .section-title-row .view-more:hover {
            color: #67e8f9;
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .product-card {
            background: rgba(26, 34, 40, 0.85);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
        }

        .product-card:hover {
            border-color: var(--border-glow-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

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

        .product-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .product-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .product-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: 11px;
            font-weight: 600;
            background: rgba(16, 20, 24, 0.85);
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.35);
            z-index: 2;
            letter-spacing: 0.3px;
        }

        .product-card .card-badge.amber {
            color: var(--brand-amber);
            border-color: rgba(245, 158, 11, 0.4);
        }

        .product-card .card-badge.purple {
            color: #a78bfa;
            border-color: rgba(139, 92, 246, 0.4);
        }

        .product-card .card-body {
            padding: 18px 18px 20px;
        }

        .product-card .card-body h3 {
            font-size: 16.5px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.45;
            letter-spacing: 0.2px;
        }

        .product-card .card-body .card-desc {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .product-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .product-card .card-price {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-amber);
            letter-spacing: 0.3px;
        }

        .product-card .card-rating {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .product-card .card-rating i {
            color: var(--brand-amber);
            font-size: 12px;
        }

        @media (max-width: 1024px) {
            .product-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 640px) {
            .product-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .product-card .card-body h3 {
                font-size: 15.5px;
            }
        }

        /* ===== Editor Pick ===== */
        .editor-section {
            padding: 0 0 var(--section-spacing);
        }

        .editor-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .editor-card {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(26, 34, 40, 0.9) 60%);
            border: 1px solid rgba(139, 92, 246, 0.4);
            border-radius: var(--radius-section);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-base);
            position: relative;
        }

        .editor-card:hover {
            border-color: var(--border-glow-hover);
            box-shadow: 0 16px 40px rgba(139, 92, 246, 0.2);
            transform: translateY(-3px);
        }

        .editor-card .editor-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-tertiary);
            position: relative;
        }

        .editor-card .editor-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .editor-card .editor-img .editor-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--brand-purple);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.5px;
            z-index: 2;
            box-shadow: 0 4px 12px rgba(139, 92, 246, 0.5);
        }

        .editor-card .editor-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .editor-card .editor-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .editor-card .editor-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 16px;
            flex: 1;
        }

        .editor-card .editor-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .editor-card .editor-footer .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-muted);
        }

        @media (max-width: 768px) {
            .editor-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .editor-card .editor-body {
                padding: 18px 18px 20px;
            }
        }

        /* ===== Stats Section ===== */
        .stats-section {
            padding: 0 0 var(--section-spacing);
        }

        .stats-bar {
            background: var(--bg-secondary);
            border: 1px solid rgba(139, 92, 246, 0.2);
            border-radius: var(--radius-section);
            padding: 28px 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stats-item .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-cyan);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
            line-height: 1.3;
        }

        .stats-item .stat-number.amber {
            color: var(--brand-amber);
        }

        .stats-item .stat-number.purple {
            color: #a78bfa;
        }

        .stats-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        @media (max-width: 768px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                padding: 22px 16px;
                gap: 16px;
            }
            .stats-item .stat-number {
                font-size: 26px;
            }
        }

        @media (max-width: 480px) {
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .stats-item .stat-number {
                font-size: 22px;
            }
        }

        /* ===== Topic Section ===== */
        .topic-section {
            padding: 0 0 var(--section-spacing);
        }

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

        .topic-card {
            background: var(--bg-tertiary);
            border: 1px solid rgba(34, 211, 238, 0.15);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            text-decoration: none;
            display: block;
        }

        .topic-card:hover {
            border-color: rgba(34, 211, 238, 0.45);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .topic-card .topic-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-secondary);
        }

        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .topic-card:hover .topic-img img {
            transform: scale(1.05);
        }

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

        .topic-card .topic-body h3 {
            font-size: 15.5px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .topic-card .topic-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .topic-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }

        @media (max-width: 480px) {
            .topic-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Newsletter CTA ===== */
        .cta-section {
            padding: 0 0 var(--section-spacing);
        }

        .cta-bar {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(26, 34, 40, 0.95) 50%, rgba(34, 211, 238, 0.07) 100%);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: var(--radius-section);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-bar .cta-text h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .cta-bar .cta-text p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.75;
        }

        .cta-bar .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .cta-bar .cta-form input {
            background: rgba(16, 20, 24, 0.8);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: var(--radius-btn);
            color: var(--text-primary);
            padding: 10px 16px;
            font-size: 14px;
            width: 260px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            outline: none;
        }

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

        .cta-bar .cta-form input:focus {
            border-color: var(--brand-purple);
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
        }

        @media (max-width: 768px) {
            .cta-bar {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-bar .cta-form input {
                width: 100%;
            }
            .cta-bar .cta-form {
                width: 100%;
            }
            .cta-bar .cta-form .btn {
                flex: 1;
            }
        }

        /* ===== Bottom Nav ===== */
        .bottom-nav-section {
            padding: 0 0 var(--section-spacing);
        }

        .bottom-nav-grid {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(139, 92, 246, 0.15);
            padding-top: 28px;
        }

        .bottom-nav-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(139, 92, 246, 0.2);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .bottom-nav-link:hover {
            border-color: var(--brand-purple);
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.08);
        }

        .bottom-nav-link i {
            font-size: 13px;
        }

        .bottom-nav-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            color: var(--brand-cyan);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            text-decoration: none;
            border: 1px solid transparent;
        }

        .bottom-nav-home:hover {
            background: rgba(34, 211, 238, 0.08);
            border-color: rgba(34, 211, 238, 0.25);
            color: #67e8f9;
        }

        @media (max-width: 480px) {
            .bottom-nav-grid {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .bottom-nav-link, .bottom-nav-home {
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0a0d10;
            border-top: 1px solid rgba(139, 92, 246, 0.18);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: 0.4px;
        }

        .footer-brand h4 span {
            color: var(--brand-cyan);
        }

        .footer-brand p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 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: 13.5px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
            text-decoration: none;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(139, 92, 246, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-bottom p {
            font-size: 12.5px;
            color: var(--text-muted);
            margin: 0;
            letter-spacing: 0.2px;
        }

        .footer-bottom .footer-domain {
            color: rgba(120, 144, 156, 0.6);
            font-size: 12px;
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Utility ===== */
        .text-cyan { color: var(--brand-cyan); }
        .text-purple { color: #a78bfa; }
        .text-amber { color: var(--brand-amber); }
        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .text-muted { color: var(--text-muted); }
        .text-secondary { color: var(--text-secondary); }

/* roulang page: category3 */
:root {
            --bg-primary: #101418;
            --bg-secondary: #1a2228;
            --bg-tertiary: #161d23;
            --brand-purple: #8b5cf6;
            --brand-cyan: #22d3ee;
            --brand-amber: #f59e0b;
            --text-primary: #f2f5f7;
            --text-secondary: #b0bec5;
            --text-muted: #78909c;
            --border-glow: rgba(139, 92, 246, 0.25);
            --border-glow-hover: rgba(139, 92, 246, 0.65);
            --border-cyan-glow: rgba(34, 211, 238, 0.3);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-badge: 5px;
            --radius-section: 14px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.2, 0.85, 0.3, 1.1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 68px;
            --section-spacing: 80px;
            --section-spacing-mobile: 48px;
        }

        @media (max-width: 768px) {
            :root {
                --section-spacing: var(--section-spacing-mobile);
                --header-height: 60px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover,
        a:focus {
            color: #67e8f9;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 980px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(16, 20, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(139, 92, 246, 0.22);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(16, 20, 24, 0.98);
            border-bottom-color: rgba(139, 92, 246, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-purple), #6d28d9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.45);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.7);
            transform: scale(1.04);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(139, 92, 246, 0.12);
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .nav-primary {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-primary a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 6px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-primary a:hover {
            color: var(--text-primary);
            background: rgba(139, 92, 246, 0.1);
        }

        .nav-primary a.active {
            color: var(--brand-cyan);
            background: rgba(34, 211, 238, 0.08);
        }

        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .nav-status {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-cyan);
            animation: statusPulse 2s infinite;
        }

        @keyframes statusPulse {
            0%, 100% {
                box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(34, 211, 238, 0);
            }
        }

        .nav-bell {
            position: relative;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition-fast);
            font-size: 15px;
        }

        .nav-bell:hover {
            color: var(--brand-cyan);
            border-color: rgba(34, 211, 238, 0.3);
            background: rgba(34, 211, 238, 0.06);
        }

        .nav-bell-dot {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--brand-amber);
            border: 2px solid var(--bg-primary);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-align: center;
            line-height: 1.4;
        }

        .btn:focus-visible {
            outline: 2px solid var(--brand-cyan);
            outline-offset: 3px;
        }

        .btn-primary {
            background: var(--brand-amber);
            color: #1a1a1a;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            background: #fbbf24;
            color: #0d0d0d;
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(139, 92, 246, 0.5);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary:hover {
            border-color: var(--brand-purple);
            background: rgba(139, 92, 246, 0.1);
            color: var(--text-primary);
            box-shadow: 0 6px 24px rgba(139, 92, 246, 0.25);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 16px 32px;
            font-size: 16px;
        }

        .btn-icon {
            width: 40px;
            height: 40px;
            padding: 0;
            border-radius: 8px;
            font-size: 16px;
        }

        /* ===== Badges ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.4px;
            white-space: nowrap;
            line-height: 1.4;
        }

        .badge-cyan {
            background: rgba(34, 211, 238, 0.12);
            color: var(--brand-cyan);
            border: 1px solid rgba(34, 211, 238, 0.25);
        }

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

        .badge-purple {
            background: rgba(139, 92, 246, 0.12);
            color: #a78bfa;
            border: 1px solid rgba(139, 92, 246, 0.3);
        }

        .badge-outline {
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        /* ===== Sections ===== */
        section {
            padding: var(--section-spacing) 0;
        }

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

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

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

        .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 12px;
            line-height: 1.35;
            color: var(--text-primary);
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 560px;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ===== Compact Category Hero ===== */
        .category-hero {
            padding: calc(var(--header-height) + 48px) 0 40px;
            background: linear-gradient(180deg, rgba(139, 92, 246, 0.07) 0%, rgba(16, 20, 24, 0.98) 100%);
            border-bottom: 1px solid rgba(139, 92, 246, 0.18);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/8da106db3931df9d.webp') center/cover no-repeat;
            opacity: 0.06;
            pointer-events: none;
        }

        .category-hero .breadcrumb {
            position: relative;
            z-index: 1;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            margin: 0 0 12px;
            line-height: 1.3;
            color: var(--text-primary);
            position: relative;
            z-index: 1;
        }

        .category-hero .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0;
            position: relative;
            z-index: 1;
            line-height: 1.8;
        }

        /* ===== Filter Tags ===== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-tag:hover {
            color: var(--text-primary);
            border-color: rgba(139, 92, 246, 0.4);
            background: rgba(139, 92, 246, 0.08);
        }

        .filter-tag.active {
            color: var(--brand-cyan);
            border-color: rgba(34, 211, 238, 0.45);
            background: rgba(34, 211, 238, 0.08);
        }

        .filter-tag .tag-count {
            font-size: 11px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.08);
            padding: 2px 7px;
            border-radius: 4px;
        }

        /* ===== Ranking List ===== */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: rgba(26, 34, 40, 0.85);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-card);
            padding: 18px 22px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .ranking-item:hover {
            border-color: rgba(139, 92, 246, 0.5);
            background: rgba(26, 34, 40, 0.95);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .ranking-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 3px;
            background: var(--brand-purple);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

        .ranking-item:hover::before {
            opacity: 1;
        }

        .ranking-item.top-1::before {
            opacity: 1;
            background: var(--brand-amber);
        }

        .ranking-item.top-2::before {
            opacity: 1;
            background: var(--brand-cyan);
        }

        .ranking-item.top-3::before {
            opacity: 1;
            background: var(--brand-purple);
        }

        .rank-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-muted);
            min-width: 52px;
            text-align: center;
            line-height: 1;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .rank-number.top-1 {
            color: var(--brand-amber);
            font-size: 36px;
        }

        .rank-number.top-2 {
            color: var(--brand-cyan);
            font-size: 34px;
        }

        .rank-number.top-3 {
            color: #a78bfa;
            font-size: 33px;
        }

        .rank-team-img {
            width: 56px;
            height: 56px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .rank-team-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .rank-team-info {
            flex: 1;
            min-width: 0;
        }

        .rank-team-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 4px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .rank-team-name .team-en {
            font-size: 12px;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        .rank-team-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .rank-team-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--text-muted);
            opacity: 0.5;
        }

        .rank-stats {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-shrink: 0;
        }

        .rank-stat-item {
            text-align: center;
            min-width: 60px;
        }

        .rank-stat-value {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .rank-stat-label {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .rank-bar-wrap {
            width: 120px;
            flex-shrink: 0;
        }

        .rank-bar-label {
            display: flex;
            justify-content: space-between;
            font-size: 11px;
            color: var(--text-muted);
            margin-bottom: 5px;
        }

        .rank-bar-label span {
            color: var(--text-secondary);
            font-weight: 500;
        }

        .rank-bar-track {
            width: 100%;
            height: 6px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 3px;
            overflow: hidden;
        }

        .rank-bar-fill {
            height: 100%;
            border-radius: 3px;
            transition: width 1s ease;
        }

        .rank-bar-fill.high {
            background: linear-gradient(90deg, var(--brand-amber), #fbbf24);
        }

        .rank-bar-fill.mid {
            background: linear-gradient(90deg, var(--brand-purple), #a78bfa);
        }

        .rank-bar-fill.low {
            background: linear-gradient(90deg, var(--brand-cyan), #67e8f9);
        }

        .rank-trend {
            font-size: 14px;
            flex-shrink: 0;
            min-width: 40px;
            text-align: center;
        }

        .rank-trend.up {
            color: #4ade80;
        }

        .rank-trend.down {
            color: #f87171;
        }

        .rank-trend.same {
            color: var(--text-muted);
        }

        /* ===== Featured Cards ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .featured-card {
            background: rgba(26, 34, 40, 0.9);
            border: 1px solid rgba(245, 158, 11, 0.35);
            border-radius: var(--radius-card);
            padding: 28px;
            display: flex;
            align-items: center;
            gap: 20px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .featured-card:hover {
            border-color: rgba(245, 158, 11, 0.6);
            box-shadow: 0 10px 36px rgba(245, 158, 11, 0.12);
            transform: translateY(-4px);
        }

        .featured-card::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .featured-badge {
            position: absolute;
            top: 14px;
            right: 18px;
            z-index: 1;
        }

        .featured-img {
            width: 100px;
            height: 100px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-content {
            flex: 1;
            min-width: 0;
        }

        .featured-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

        .featured-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 10px;
            line-height: 1.7;
        }

        .featured-stats {
            display: flex;
            gap: 18px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .featured-stats span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .featured-stats i {
            color: var(--brand-amber);
            font-size: 12px;
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: rgba(26, 34, 40, 0.9);
            border: 1px solid rgba(139, 92, 246, 0.2);
            border-radius: var(--radius-section);
            overflow: hidden;
        }

        .stats-bar-item {
            padding: 30px 24px;
            text-align: center;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition-fast);
        }

        .stats-bar-item:last-child {
            border-right: none;
        }

        .stats-bar-item:hover {
            background: rgba(139, 92, 246, 0.05);
        }

        .stats-bar-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-cyan);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .stats-bar-num .unit {
            font-size: 16px;
            font-weight: 600;
            margin-left: 2px;
        }

        .stats-bar-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

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

        .topic-card {
            background: rgba(26, 34, 40, 0.85);
            border: 1px solid rgba(139, 92, 246, 0.18);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-base);
            text-decoration: none;
            color: var(--text-primary);
        }

        .topic-card:hover {
            border-color: rgba(139, 92, 246, 0.5);
            background: rgba(26, 34, 40, 0.95);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            color: var(--text-primary);
        }

        .topic-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: rgba(139, 92, 246, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-purple);
            flex-shrink: 0;
        }

        .topic-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--text-primary);
        }

        .topic-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .topic-card .arrow {
            margin-left: auto;
            color: var(--text-muted);
            font-size: 14px;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .topic-card:hover .arrow {
            color: var(--brand-cyan);
            transform: translateX(4px);
        }

        /* ===== Subscribe CTA ===== */
        .subscribe-cta {
            background: rgba(26, 34, 40, 0.9);
            border: 1px solid rgba(34, 211, 238, 0.25);
            border-radius: var(--radius-section);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -80%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(34, 211, 238, 0.07) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-cta-text {
            position: relative;
            z-index: 1;
        }

        .subscribe-cta-text h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

        .subscribe-cta-text p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        .subscribe-form input {
            width: 280px;
            padding: 12px 18px;
            background: rgba(16, 20, 24, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-btn);
            color: var(--text-primary);
            font-size: 14px;
            transition: all var(--transition-fast);
        }

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

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
        }

        /* ===== Bottom Nav ===== */
        .bottom-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 32px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .bottom-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 12px 18px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.03);
            transition: all var(--transition-fast);
        }

        .bottom-nav a:hover {
            color: var(--brand-cyan);
            border-color: rgba(34, 211, 238, 0.35);
            background: rgba(34, 211, 238, 0.06);
        }

        .bottom-nav .back-home {
            border-color: transparent;
            background: transparent;
            color: var(--text-muted);
        }

        .bottom-nav .back-home:hover {
            color: var(--text-primary);
            border-color: rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0c0f12;
            border-top: 1px solid rgba(139, 92, 246, 0.2);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
        }

        .footer-brand h4 span {
            color: var(--brand-cyan);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 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-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-bottom p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        .footer-domain {
            letter-spacing: 0.5px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nav-primary a {
                padding: 10px 12px;
                font-size: 13px;
            }

            .ranking-item {
                gap: 14px;
                padding: 16px 18px;
            }

            .rank-stats {
                gap: 18px;
            }

            .rank-bar-wrap {
                width: 90px;
            }

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

            .stats-bar-item {
                border-right: 1px solid rgba(255, 255, 255, 0.06);
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }

            .stats-bar-item:nth-child(2n) {
                border-right: none;
            }

            .stats-bar-item:nth-child(n+3) {
                border-bottom: none;
            }

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

            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
                padding: 32px 24px;
            }

            .subscribe-form {
                width: 100%;
            }

            .subscribe-form input {
                flex: 1;
                width: auto;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
                order: 3;
                margin-left: auto;
            }

            .nav-primary {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(16, 20, 24, 0.98);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-bottom: 1px solid rgba(139, 92, 246, 0.3);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px 24px;
                gap: 6px;
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: all var(--transition-base);
                z-index: 99;
            }

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

            .nav-primary a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
            }

            .nav-primary a.active::after {
                bottom: 6px;
                left: 16px;
                right: auto;
                width: 24px;
                top: 50%;
                transform: translateY(-50%);
                bottom: auto;
                height: 3px;
                left: -4px;
                right: auto;
                width: 4px;
                border-radius: 0 4px 4px 0;
            }

            .nav-actions {
                order: 2;
            }

            .nav-status {
                display: none;
            }

            .nav-bell {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }

            .category-hero {
                padding-top: calc(var(--header-height) + 32px);
                padding-bottom: 28px;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .category-hero .category-desc {
                font-size: 14px;
            }

            .ranking-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 16px;
            }

            .rank-number {
                font-size: 26px;
                min-width: 36px;
            }

            .rank-number.top-1 {
                font-size: 28px;
            }

            .rank-number.top-2 {
                font-size: 27px;
            }

            .rank-number.top-3 {
                font-size: 26px;
            }

            .rank-team-img {
                width: 44px;
                height: 44px;
                border-radius: 8px;
            }

            .rank-team-name {
                font-size: 15px;
            }

            .rank-stats {
                width: 100%;
                justify-content: flex-start;
                gap: 20px;
                flex-wrap: wrap;
                padding-left: 4px;
            }

            .rank-stat-item {
                min-width: auto;
            }

            .rank-stat-value {
                font-size: 17px;
            }

            .rank-bar-wrap {
                width: 110px;
                flex-shrink: 1;
            }

            .rank-trend {
                margin-left: auto;
            }

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

            .featured-card {
                padding: 20px;
                gap: 14px;
            }

            .featured-img {
                width: 72px;
                height: 72px;
                border-radius: 8px;
            }

            .featured-content h3 {
                font-size: 16px;
            }

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

            .stats-bar-num {
                font-size: 28px;
            }

            .stats-bar-item {
                padding: 22px 16px;
            }

            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .subscribe-cta {
                padding: 24px 20px;
                gap: 16px;
            }

            .subscribe-cta-text h2 {
                font-size: 18px;
            }

            .subscribe-form {
                flex-direction: column;
                gap: 10px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .footer-brand {
                grid-column: span 2;
            }

            .bottom-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }

            .bottom-nav a {
                justify-content: center;
            }
        }

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

            .nav-logo-text {
                font-size: 17px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 6px;
            }

            .nav-bell {
                display: none;
            }

            .nav-actions .btn-sm {
                padding: 7px 12px;
                font-size: 12px;
            }

            .category-hero h1 {
                font-size: 22px;
            }

            .breadcrumb {
                font-size: 12px;
                gap: 5px;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .section-header p {
                font-size: 14px;
            }

            .filter-tag {
                padding: 6px 12px;
                font-size: 12px;
            }

            .ranking-item {
                padding: 14px;
                gap: 10px;
            }

            .rank-number {
                font-size: 22px;
                min-width: 28px;
            }

            .rank-team-img {
                width: 38px;
                height: 38px;
                border-radius: 6px;
            }

            .rank-team-name {
                font-size: 14px;
            }

            .rank-team-name .team-en {
                font-size: 10px;
            }

            .rank-team-meta {
                font-size: 11px;
            }

            .rank-stats {
                gap: 14px;
            }

            .rank-stat-value {
                font-size: 15px;
            }

            .rank-stat-label {
                font-size: 10px;
            }

            .rank-bar-wrap {
                width: 80px;
            }

            .rank-trend {
                font-size: 12px;
                min-width: 30px;
            }

            .featured-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px;
            }

            .featured-img {
                width: 56px;
                height: 56px;
            }

            .featured-stats {
                flex-wrap: wrap;
                gap: 10px;
                font-size: 12px;
            }

            .stats-bar {
                grid-template-columns: 1fr 1fr;
                border-radius: 10px;
            }

            .stats-bar-num {
                font-size: 24px;
            }

            .stats-bar-label {
                font-size: 11px;
            }

            .stats-bar-item {
                padding: 18px 12px;
            }

            .topic-card {
                padding: 16px;
                gap: 12px;
            }

            .topic-card-icon {
                width: 40px;
                height: 40px;
                font-size: 16px;
                border-radius: 8px;
            }

            .topic-card h3 {
                font-size: 14px;
            }

            .topic-card p {
                font-size: 12px;
            }

            .subscribe-cta-text h2 {
                font-size: 16px;
            }

            .subscribe-cta-text p {
                font-size: 13px;
            }

            .btn {
                padding: 10px 18px;
                font-size: 13px;
            }

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

            .footer-brand {
                grid-column: span 1;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }