/* roulang page: index */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

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

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
            border-bottom-color: rgba(198, 255, 63, 0.15);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: var(--spacing-md);
        }

        .header-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 900;
            font-size: 20px;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }

        .header-logo:hover {
            color: var(--accent-green);
        }

        .logo-mark {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--text-dark);
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 16px;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-text span:first-child {
            font-size: 20px;
            font-weight: 900;
            color: var(--text-primary);
        }

        .logo-text span:last-child {
            font-size: 11px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 1.2px;
            text-transform: uppercase;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .header-nav::-webkit-scrollbar {
            display: none;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            white-space: nowrap;
            letter-spacing: 0.3px;
            transition: all var(--transition-fast);
            position: relative;
        }

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

        .header-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

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

        .search-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }

        .search-trigger:hover {
            color: var(--text-primary);
            border-color: var(--border-strong);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            padding: 12px 22px;
            border-radius: 10px;
            transition: all var(--transition-fast);
            letter-spacing: 0.2px;
            white-space: nowrap;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: #d5ff5e;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: var(--text-dark);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-btn);
        }

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

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--text-primary);
            background: rgba(198, 255, 63, 0.05);
        }

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

        .btn-lg {
            padding: 15px 28px;
            font-size: 15px;
            border-radius: 12px;
        }

        /* Mobile Bottom Tab Navigation */
        .mobile-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(18, 18, 18, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-subtle);
            padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
            display: flex;
            align-items: center;
            justify-content: space-around;
            gap: 4px;
        }

        .mobile-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 11px;
            font-weight: 600;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            min-width: 56px;
            flex: 1;
            text-align: center;
        }

        .mobile-tab-nav a i {
            font-size: 18px;
            line-height: 1;
        }

        .mobile-tab-nav a:hover {
            color: var(--text-secondary);
        }

        .mobile-tab-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        /* Hero section */
        .hero {
            position: relative;
            padding: 56px 0 60px;
            overflow: hidden;
            background: linear-gradient(180deg, rgba(18, 18, 18, 0.9) 0%, rgba(26, 26, 26, 0.95) 60%, #1A1A1A 100%);
            border-bottom: 1px solid var(--border-subtle);
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
            mask-image: radial-gradient(ellipse at 70% 50%, black 0%, transparent 75%);
            -webkit-mask-image: radial-gradient(ellipse at 70% 50%, black 0%, transparent 75%);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            max-width: 540px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green-dim);
            color: var(--accent-green);
            font-size: 13px;
            font-weight: 700;
            padding: 7px 14px;
            border-radius: 20px;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
            border: 1px solid var(--border-green);
        }

        .hero-badge .live-dot {
            width: 7px;
            height: 7px;
            background: var(--accent-green);
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(198, 255, 63, 0.6);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(198, 255, 63, 0);
            }
        }

        .hero h1 {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.12;
            color: var(--text-primary);
            letter-spacing: -1.5px;
            margin-bottom: 20px;
            max-width: 540px;
        }

        .hero h1 .highlight {
            color: var(--accent-green);
            position: relative;
            white-space: nowrap;
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
            letter-spacing: 0.1px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }

        .hero-kpi {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .kpi-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            min-width: 110px;
            flex: 0 0 auto;
            transition: all var(--transition-fast);
        }

        .kpi-card:hover {
            border-color: var(--border-green);
            transform: translateY(-2px);
        }

        .kpi-label {
            font-size: 11px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 4px;
        }

        .kpi-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .kpi-value .unit {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-left: 3px;
        }

        .kpi-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 700;
            margin-top: 4px;
            padding: 2px 8px;
            border-radius: 10px;
        }

        .kpi-change.up {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .kpi-change.warn {
            color: var(--accent-orange);
            background: var(--accent-orange-dim);
        }

        .hero-visual {
            position: relative;
            min-height: 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            background: var(--bg-panel);
            box-shadow: var(--shadow-card);
            transform: rotate(-0.5deg) translateY(-6px);
            transition: transform var(--transition-med);
        }

        .hero-visual:hover {
            transform: rotate(0deg) translateY(0);
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
            opacity: 0.55;
        }

        .hero-visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 18, 18, 0.7) 0%, rgba(18, 18, 18, 0.3) 50%, rgba(18, 18, 18, 0.75) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px;
            z-index: 2;
        }

        .visual-data-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .visual-data-chip {
            background: rgba(18, 18, 18, 0.85);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 8px 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-secondary);
            backdrop-filter: blur(6px);
        }

        .visual-data-chip i {
            color: var(--accent-green);
            font-size: 13px;
        }

        /* Section common */
        .section {
            padding: 72px 0;
            position: relative;
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        }

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

        .section-header {
            margin-bottom: 40px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            letter-spacing: -0.8px;
            max-width: 600px;
        }

        .section-header h2 .highlight {
            color: var(--accent-green);
        }

        .section-header p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
            max-width: 420px;
            margin-top: 8px;
        }

        .section-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-green);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .section-link:hover {
            gap: 10px;
            color: #d5ff5e;
        }

        /* Dashboard section */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }

        .dashboard-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
        }

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

        .dashboard-card .dc-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .dashboard-card .dc-value {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.15;
            letter-spacing: -1px;
        }

        .dashboard-card .dc-trend {
            font-size: 12px;
            font-weight: 700;
            margin-top: 8px;
            display: inline-block;
        }

        /* Category entry grid */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
        }

        .category-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
            text-align: left;
        }

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

        .category-card i {
            font-size: 22px;
            color: var(--accent-green);
            margin-bottom: 4px;
        }

        .category-card h3 {
            font-size: 16px;
            font-weight: 750;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }

        .category-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .category-card .cat-tag {
            font-size: 11px;
            font-weight: 700;
            color: var(--accent-orange);
            background: var(--accent-orange-dim);
            padding: 3px 10px;
            border-radius: 12px;
            align-self: flex-start;
            margin-top: auto;
        }

        /* Match score cards */
        .match-strip {
            display: flex;
            gap: 14px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x proximity;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }

        .match-strip::-webkit-scrollbar {
            height: 4px;
        }

        .match-strip::-webkit-scrollbar-track {
            background: transparent;
        }

        .match-strip::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 4px;
        }

        .match-card {
            min-width: 240px;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px;
            scroll-snap-align: start;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .match-card:hover {
            border-color: var(--border-green);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }

        .match-card .match-league {
            font-size: 11px;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 10px;
        }

        .match-card .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            margin-bottom: 10px;
        }

        .match-card .team {
            font-size: 15px;
            font-weight: 750;
            color: var(--text-primary);
            flex: 1;
            text-align: center;
        }

        .match-card .score {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 800;
            color: var(--accent-green);
            letter-spacing: -0.5px;
            min-width: 52px;
            text-align: center;
            background: var(--accent-green-dim);
            border-radius: var(--radius-sm);
            padding: 3px 6px;
        }

        .match-card .match-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        .match-status {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 700;
            color: var(--accent-green);
        }

        .match-status .dot {
            width: 6px;
            height: 6px;
            background: var(--accent-green);
            border-radius: 50%;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        /* Service matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 18px;
        }

        .service-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .service-card .service-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--accent-green-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent-green);
        }

        .service-card h3 {
            font-size: 17px;
            font-weight: 750;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }

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

        .service-card .service-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-green);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            margin-top: auto;
        }

        /* Comparison table */
        .compare-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            background: var(--bg-panel);
            box-shadow: var(--shadow-card);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 640px;
        }

        .compare-table th,
        .compare-table td {
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
        }

        .compare-table th {
            font-weight: 700;
            font-size: 13px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            background: rgba(255, 255, 255, 0.03);
            position: sticky;
            top: 0;
            z-index: 1;
        }

        .compare-table td {
            color: var(--text-secondary);
        }

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

        .compare-table tr:hover td {
            background: rgba(198, 255, 63, 0.03);
        }

        .compare-table .highlight-col {
            color: var(--accent-green);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        .compare-table .warn-col {
            color: var(--accent-orange);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        /* Ranking list */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition-fast);
        }

        .ranking-item:hover {
            border-color: var(--border-green);
            transform: translateX(4px);
        }

        .rank-num {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 800;
            color: var(--text-muted);
            min-width: 32px;
            text-align: center;
        }

        .rank-item-main {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .rank-item-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .rank-item-sub {
            font-size: 13px;
            color: var(--text-muted);
        }

        .rank-badge {
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 10px;
            white-space: nowrap;
        }

        .rank-badge.hot {
            color: var(--accent-orange);
            background: var(--accent-orange-dim);
        }

        .rank-badge.stable {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .rank-badge.cool {
            color: var(--accent-blue);
            background: var(--accent-blue-dim);
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 28px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 9px;
            top: 4px;
            bottom: 44px;
            width: 2px;
            background: linear-gradient(180deg, rgba(198, 255, 63, 0.5), rgba(74, 107, 138, 0.25));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition-fast);
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -23px;
            top: 20px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-green);
            box-shadow: 0 0 0 4px rgba(198, 255, 63, 0.15);
        }

        .timeline-item .tl-time {
            font-family: var(--font-mono);
            font-size: 12px;
            font-weight: 700;
            color: var(--accent-green);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .timeline-item h3 {
            font-size: 16px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

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

        /* News cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 18px;
        }

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

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

        .news-card .news-img {
            height: 160px;
            overflow: hidden;
            position: relative;
            background: var(--bg-secondary);
        }

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

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

        .news-card .news-body {
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .news-card .news-tag {
            font-size: 11px;
            font-weight: 700;
            color: var(--accent-green);
            background: var(--accent-green-dim);
            padding: 3px 10px;
            border-radius: 10px;
            align-self: flex-start;
        }

        .news-card h3 {
            font-size: 15px;
            font-weight: 750;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .news-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        .news-card .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* Trust/Guarantee bar */
        .trust-bar {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }

        .trust-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: all var(--transition-fast);
        }

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

        .trust-item i {
            font-size: 20px;
            color: var(--accent-green);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .trust-item .trust-text h3 {
            font-size: 14px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

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

        /* Brand intro */
        .brand-intro {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-green), transparent 60%);
        }

        .brand-intro h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .brand-intro p {
            font-size: 16px;
            line-height: 2;
            color: var(--text-secondary);
            max-width: 900px;
        }

        /* Topic grid */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 14px;
        }

        .topic-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-fast);
        }

        .topic-card:hover {
            border-color: var(--border-green);
            background: var(--bg-elevated);
            transform: translateX(3px);
        }

        .topic-card i {
            font-size: 16px;
            color: var(--accent-green);
            flex-shrink: 0;
        }

        .topic-card span {
            font-size: 14px;
            font-weight: 650;
            color: var(--text-secondary);
        }

        /* Quick tools */
        .quick-tools {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .quick-tool {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 20px;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 700;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .quick-tool:hover {
            border-color: var(--border-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
            transform: translateY(-2px);
        }

        .quick-tool i {
            font-size: 14px;
        }

        /* Deep read card */
        .deep-read-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .deep-read-card .deep-text {
            padding: 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
        }

        .deep-read-card .deep-text h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

        .deep-read-card .deep-text p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .deep-read-card .deep-img {
            position: relative;
            min-height: 280px;
            overflow: hidden;
        }

        .deep-read-card .deep-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            cursor: pointer;
            list-style: none;
            transition: color var(--transition-fast);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--accent-green);
        }

        .faq-item summary .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            color: var(--accent-green);
        }

        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 700px;
        }

        /* Tags cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .tag-chip {
            display: inline-block;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 650;
            color: var(--text-secondary);
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: 18px;
            transition: all var(--transition-fast);
        }

        .tag-chip:hover {
            border-color: var(--border-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
            transform: translateY(-1px);
        }

        /* CTA form section */
        .cta-section {
            padding: 72px 0;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-subtle);
        }

        .cta-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-green);
            border-radius: var(--radius-lg);
            padding: 44px 36px;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent-green);
        }

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 850;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.8px;
        }

        .cta-panel p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 440px;
            margin: 0 auto;
        }

        .cta-form-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .cta-form input {
            flex: 1;
            min-width: 0;
        }

        .cta-form .btn {
            flex-shrink: 0;
        }

        .privacy-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            opacity: 0.75;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            position: relative;
            z-index: 10;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 280px;
            margin-top: 12px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 900;
            font-size: 18px;
            color: var(--text-primary);
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            padding: 4px 0;
            transition: all var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--accent-green);
            padding-left: 4px;
        }

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

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

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-content {
                max-width: 100%;
            }

            .hero h1 {
                font-size: 40px;
                max-width: 100%;
            }

            .hero-visual {
                min-height: 300px;
                transform: rotate(0deg) translateY(0);
            }

            .deep-read-card {
                grid-template-columns: 1fr;
            }

            .deep-read-card .deep-img {
                min-height: 200px;
                order: -1;
            }

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

            .section {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 58px;
            }

            .header-nav {
                display: none;
            }

            .header-tools .search-trigger span {
                display: none;
            }

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

            body {
                padding-bottom: 70px;
            }

            .hero {
                padding: 36px 0 44px;
            }

            .hero h1 {
                font-size: 32px;
                letter-spacing: -0.8px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-cta-group {
                flex-direction: column;
            }

            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }

            .hero-kpi {
                gap: 8px;
            }

            .kpi-card {
                min-width: 90px;
                padding: 10px 14px;
            }

            .kpi-value {
                font-size: 22px;
            }

            .hero-visual {
                min-height: 220px;
            }

            .section {
                padding: 40px 0;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 24px;
            }

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

            .section-header p {
                font-size: 14px;
                max-width: 100%;
            }

            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .dashboard-card {
                padding: 14px;
            }

            .dashboard-card .dc-value {
                font-size: 26px;
            }

            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .category-card {
                padding: 16px 14px;
            }

            .service-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

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

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

            .brand-intro {
                padding: 28px 22px;
            }

            .brand-intro h2 {
                font-size: 22px;
            }

            .brand-intro p {
                font-size: 15px;
            }

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

            .quick-tools {
                justify-content: flex-start;
            }

            .cta-panel {
                padding: 32px 20px;
            }

            .cta-panel h2 {
                font-size: 22px;
            }

            .cta-form-row {
                flex-direction: column;
            }

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

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

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

            .footer-bottom .footer-links {
                gap: 10px;
            }

            .compare-table {
                font-size: 12px;
            }

            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
            }

            .ranking-item {
                padding: 12px 14px;
            }

            .timeline {
                padding-left: 22px;
            }

            .timeline-item::before {
                left: -17px;
                width: 8px;
                height: 8px;
            }

            .faq-item summary {
                padding: 14px 16px;
                font-size: 14px;
            }

            .faq-item .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container,
            .container-wide {
                padding: 0 16px;
            }

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

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

            .kpi-card {
                min-width: 70px;
                padding: 8px 10px;
            }

            .kpi-value {
                font-size: 18px;
            }

            .kpi-label {
                font-size: 9px;
                letter-spacing: 0.5px;
            }

            .dashboard-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .category-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }

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

            .trust-bar {
                grid-template-columns: 1fr;
            }

            .match-card {
                min-width: 200px;
                padding: 14px;
            }

            .match-card .score {
                font-size: 18px;
                min-width: 44px;
                padding: 2px 4px;
            }

            .cta-panel h2 {
                font-size: 19px;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .footer-bottom {
                font-size: 11px;
            }

            .mobile-tab-nav a {
                font-size: 10px;
                padding: 5px 6px;
                min-width: 48px;
            }

            .mobile-tab-nav a i {
                font-size: 16px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            padding-bottom: 70px;
        }

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

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

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

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: var(--spacing-md);
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
        }

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

        .logo-mark {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 16px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-text span:first-child {
            font-weight: 800;
            font-size: 17px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
        }

        .logo-text span:last-child {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .header-nav a {
            padding: 6px 12px;
            font-size: 14px;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

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

        .header-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }

        .search-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 13px;
            color: var(--text-muted);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .search-trigger:hover {
            color: var(--text-primary);
            border-color: var(--border-strong);
            background: rgba(255, 255, 255, 0.03);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: #d3ff69;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: var(--text-dark);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-btn);
        }

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

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--text-primary);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
            border-radius: var(--radius-sm);
        }

        .btn-block {
            width: 100%;
        }

        /* Main sections */
        main {
            min-height: calc(100vh - 68px);
        }

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

        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        /* Category Hero */
        .category-hero {
            padding: var(--spacing-lg) 0 var(--spacing-md);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                linear-gradient(90deg, rgba(18, 18, 18, 0.95) 0%, rgba(18, 18, 18, 0.7) 50%, rgba(18, 18, 18, 0.55) 100%),
                url('/assets/images/cf05f8f7a742c15f.webp');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .category-hero-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
        }

        .category-hero-text {
            flex: 1;
            min-width: 280px;
            max-width: 680px;
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: var(--spacing-sm);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 11px;
        }

        .breadcrumb .current {
            color: var(--accent-green);
        }

        .category-hero h1 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 var(--spacing-sm) 0;
            letter-spacing: -0.5px;
            line-height: 1.25;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.85;
            max-width: 620px;
        }

        .category-stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            min-width: 180px;
            flex-shrink: 0;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .category-stat-card .stat-number {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-green);
            display: block;
            line-height: 1.2;
        }

        .category-stat-card .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }

        /* Section headings */
        .section-head {
            margin-bottom: var(--spacing-lg);
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px 0;
            letter-spacing: -0.3px;
            line-height: 1.35;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
            max-width: 600px;
        }

        .section-head .head-badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--accent-green);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* Score Cards Grid */
        .score-card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: var(--spacing-md);
        }

        .score-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

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

        .score-card .match-status {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .match-status .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-green);
            box-shadow: 0 0 6px var(--accent-green-glow);
            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(1.4); }
        }

        .match-status.live {
            color: var(--accent-green);
        }

        .match-status.ended {
            color: var(--text-muted);
        }

        .match-status.scheduled {
            color: var(--accent-blue);
        }

        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .match-team {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .match-team .team-flag {
            width: 24px;
            height: 18px;
            border-radius: 2px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        .match-score {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-green);
            letter-spacing: 1px;
            line-height: 1;
        }

        .match-score.dim {
            color: var(--text-muted);
        }

        .match-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--border-subtle);
        }

        .match-meta .tag {
            padding: 3px 8px;
            font-size: 11px;
            border-radius: 4px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .tag-green {
            background: var(--accent-green-dim);
            color: var(--accent-green);
        }

        .tag-orange {
            background: var(--accent-orange-dim);
            color: var(--accent-orange);
        }

        .tag-blue {
            background: var(--accent-blue-dim);
            color: var(--accent-blue);
        }

        .tag-gray {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
        }

        /* Filter Toolbar */
        .filter-toolbar {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm);
        }

        .filter-toolbar .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: auto;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .filter-chip {
            padding: 6px 14px;
            font-size: 12px;
            border-radius: 20px;
            border: 1px solid var(--border-subtle);
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-chip:hover {
            border-color: var(--border-strong);
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.03);
        }

        .filter-chip.active {
            background: var(--accent-green-dim);
            border-color: var(--border-green);
            color: var(--accent-green);
        }

        /* Horizontal scroll cards */
        .scroll-row {
            display: flex;
            gap: var(--spacing-sm);
            overflow-x: auto;
            padding-bottom: var(--spacing-sm);
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .scroll-row::-webkit-scrollbar {
            height: 5px;
        }

        .scroll-row::-webkit-scrollbar-track {
            background: var(--bg-secondary);
            border-radius: 3px;
        }

        .scroll-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }

        .scroll-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .scroll-card:hover {
            border-color: var(--border-green);
            box-shadow: var(--shadow-card);
        }

        .scroll-card .scroll-card-img {
            height: 100px;
            border-radius: var(--radius-sm);
            background: var(--bg-elevated);
            overflow: hidden;
            flex-shrink: 0;
        }

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

        .scroll-card h3 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.4;
        }

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

        /* Data reliability panel */
        .reliability-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-card);
        }

        .reliability-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-md);
            margin-top: var(--spacing-md);
        }

        .reliability-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .reliability-item .rel-icon {
            font-size: 20px;
            color: var(--accent-green);
            margin-bottom: 4px;
        }

        .reliability-item strong {
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 600;
        }

        .reliability-item span {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Completed results list */
        .results-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .result-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm) var(--spacing-md);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }

        .result-row:hover {
            border-color: var(--border-strong);
            background: var(--bg-elevated);
        }

        .result-info {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
            min-width: 200px;
        }

        .result-teams {
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 500;
        }

        .result-score-box {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-green);
            background: var(--accent-green-dim);
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.5px;
        }

        .result-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            font-size: 12px;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: var(--spacing-sm) var(--spacing-md);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            transition: all var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med);
            padding: 0 var(--spacing-md);
        }

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

        .faq-answer p {
            padding: 0 0 var(--spacing-sm) 0;
            margin: 0;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* Subscribe CTA */
        .subscribe-section {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(circle at 80% 20%, rgba(198, 255, 63, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }

        .subscribe-content {
            position: relative;
            z-index: 1;
            max-width: 560px;
        }

        .subscribe-content h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px 0;
        }

        .subscribe-content p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0 0 var(--spacing-md) 0;
            line-height: 1.75;
        }

        .subscribe-form {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
        }

        .subscribe-form .btn {
            flex-shrink: 0;
        }

        .form-hint {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: var(--spacing-xs);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 12px 0 0 0;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 12px 0;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

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

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

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .footer-links a {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }

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

        /* Mobile bottom tab navigation */
        .mobile-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border-subtle);
            padding: 6px 0;
            padding-bottom: env(safe-area-inset-bottom, 6px);
        }

        .mobile-tab-bar .tab-bar-inner {
            display: flex;
            align-items: stretch;
            justify-content: space-around;
            max-width: 520px;
            margin: 0 auto;
        }

        .mobile-tab-bar .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            text-align: center;
            min-width: 60px;
            flex: 1;
        }

        .mobile-tab-bar .tab-item i {
            font-size: 17px;
        }

        .mobile-tab-bar .tab-item:hover {
            color: var(--text-primary);
        }

        .mobile-tab-bar .tab-item.active {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-nav {
                gap: 2px;
            }
            .header-nav a {
                padding: 6px 8px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
        }

        @media (max-width: 768px) {
            body {
                padding-bottom: 70px;
                font-size: 15px;
            }

            .header-inner {
                height: auto;
                padding: 10px 0;
                flex-wrap: wrap;
                gap: 8px;
            }

            .header-nav {
                order: 3;
                width: 100%;
                justify-content: flex-start;
                overflow-x: auto;
                gap: 4px;
                padding-bottom: 6px;
                -webkit-overflow-scrolling: touch;
            }

            .header-nav a {
                padding: 5px 10px;
                font-size: 12px;
                white-space: nowrap;
            }

            .header-tools .search-trigger span {
                display: none;
            }

            .header-tools .btn {
                padding: 6px 10px;
                font-size: 12px;
            }

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

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

            .category-stat-card {
                min-width: 140px;
                padding: var(--spacing-sm);
            }

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

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

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

            .score-card-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }

            .score-card {
                padding: var(--spacing-sm);
            }

            .match-score {
                font-size: 22px;
            }

            .match-team {
                font-size: 13px;
            }

            .filter-toolbar {
                gap: 6px;
                padding: 8px;
            }

            .filter-chip {
                padding: 5px 10px;
                font-size: 11px;
            }

            .scroll-card {
                flex: 0 0 240px;
            }

            .subscribe-section {
                padding: var(--spacing-md);
                border-radius: var(--radius-lg);
            }

            .subscribe-content h2 {
                font-size: 22px;
            }

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

            .subscribe-form input {
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .footer-links {
                margin-left: 0;
                flex-wrap: wrap;
            }

            .mobile-tab-bar {
                display: block;
            }

            .result-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .result-info {
                min-width: auto;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--spacing-sm);
            }

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

            .category-hero .hero-desc {
                font-size: 13px;
                line-height: 1.7;
            }

            .section-head h2 {
                font-size: 20px;
            }

            .btn {
                padding: 8px 16px;
                font-size: 13px;
            }

            .logo-text span:first-child {
                font-size: 15px;
            }

            .logo-text span:last-child {
                font-size: 10px;
            }

            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }

            .mobile-tab-bar .tab-item {
                font-size: 9px;
                padding: 3px 8px;
                min-width: 50px;
            }

            .mobile-tab-bar .tab-item i {
                font-size: 15px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 0;
        }

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

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

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

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding-top: 12px;
            padding-bottom: 12px;
            min-height: 64px;
        }

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

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

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 17px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-btn);
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-text>span:first-child {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .logo-text>span:last-child {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
        }

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

        .header-nav a {
            padding: 8px 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
        }

        .header-nav a:hover {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .header-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

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

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

        .search-trigger:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-md);
            padding: 10px 20px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: #d0ff5c;
            color: var(--text-dark);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-btn);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
            border-radius: var(--radius-sm);
        }

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

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--text-primary);
            background: var(--accent-green-dim);
        }

        .btn-block {
            width: 100%;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 15px;
            border-radius: var(--radius-md);
        }

        /* Bottom Tab Bar */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-subtle);
            padding: 6px 8px max(6px, env(safe-area-inset-bottom));
        }

        .bottom-tab-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            max-width: 520px;
            margin: 0 auto;
        }

        .bottom-tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            min-width: 56px;
        }

        .bottom-tab-item i {
            font-size: 18px;
            line-height: 1.2;
        }

        .bottom-tab-item:hover {
            color: var(--text-secondary);
        }

        .bottom-tab-item.active {
            color: var(--accent-green);
        }

        /* Main Skeleton */
        .site-main {
            min-height: calc(100vh - 64px);
            padding-bottom: var(--spacing-xl);
        }

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

        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-header {
            margin-bottom: var(--spacing-lg);
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .section-header .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 560px;
            line-height: 1.7;
        }

        .section-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-green);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .section-link:hover {
            color: #d0ff5c;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        /* Page Hero */
        .page-hero {
            padding: var(--spacing-lg) 0 var(--spacing-xl);
            position: relative;
            overflow: hidden;
            background: linear-gradient(180deg, rgba(26, 26, 26, 0.6) 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-subtle);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/cf05f8f7a742c15f.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                linear-gradient(180deg, rgba(18, 18, 18, 0.4) 0%, rgba(18, 18, 18, 0.92) 100%);
            pointer-events: none;
        }

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

        .page-hero-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: var(--spacing-lg);
            align-items: center;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: var(--spacing-md);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.5;
        }

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

        .page-hero h1 {
            font-size: 42px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            line-height: 1.15;
            margin-bottom: var(--spacing-sm);
        }

        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 640px;
        }

        .hero-stats-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-card);
        }

        .hero-stats-card .stat-main {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: var(--spacing-md);
        }

        .hero-stats-card .stat-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--accent-green);
            font-family: var(--font-mono);
            line-height: 1;
            letter-spacing: -1px;
        }

        .hero-stats-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        .hero-stats-card .stat-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--spacing-sm);
        }

        .hero-stats-card .stat-list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
        }

        .hero-stats-card .stat-list-item span:first-child {
            color: var(--text-muted);
        }

        .hero-stats-card .stat-list-item span:last-child {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* Grid / Cards */
        .grid {
            display: grid;
            gap: var(--spacing-md);
        }

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

        .grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }

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

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

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

        .card-body {
            padding: var(--spacing-md);
        }

        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--bg-elevated);
        }

        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

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

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

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }

        .badge-green {
            background: var(--accent-green-dim);
            color: var(--accent-green);
            border: 1px solid var(--border-green);
        }

        .badge-orange {
            background: var(--accent-orange-dim);
            color: var(--accent-orange);
            border: 1px solid var(--border-orange);
        }

        .badge-blue {
            background: var(--accent-blue-dim);
            color: #7DA3C4;
            border: 1px solid rgba(74, 107, 138, 0.4);
        }

        .badge-muted {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
            border: 1px solid var(--border-subtle);
        }

        /* Index-specific styles */
        .index-category-tabs {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: var(--spacing-md);
        }

        .index-category-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .index-category-tab:hover {
            border-color: var(--border-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .index-category-tab.active {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        /* Index list card */
        .index-list-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }

        .index-list-item:hover {
            border-color: var(--border-strong);
            background: var(--bg-elevated);
        }

        .index-match-info {
            flex: 1;
            min-width: 180px;
        }

        .index-match-league {
            font-size: 11px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 2px;
        }

        .index-match-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.3;
        }

        .index-match-time {
            font-size: 12px;
            color: var(--text-muted);
        }

        .index-data-row {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }

        .index-data-item {
            min-width: 80px;
            text-align: center;
        }

        .index-data-label {
            font-size: 11px;
            color: var(--text-muted);
            margin-bottom: 2px;
        }

        .index-data-value {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            font-family: var(--font-mono);
        }

        .index-data-change {
            font-size: 11px;
            font-weight: 600;
            margin-top: 2px;
        }

        .change-up {
            color: var(--accent-orange);
        }

        .change-down {
            color: var(--accent-green);
        }

        .change-flat {
            color: var(--text-muted);
        }

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

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 680px;
        }

        .data-table th,
        .data-table td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            white-space: nowrap;
        }

        .data-table th {
            background: var(--bg-elevated);
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 12px;
            letter-spacing: 0.3px;
        }

        .data-table td {
            color: var(--text-secondary);
        }

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

        .data-table tr:hover td {
            background: rgba(198, 255, 63, 0.03);
        }

        .data-table .highlight {
            color: var(--accent-green);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        .data-table .warning {
            color: var(--accent-orange);
            font-weight: 600;
        }

        /* Guide sections */
        .guide-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            height: 100%;
        }

        .guide-card .guide-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--accent-green-dim);
            color: var(--accent-green);
            font-size: 18px;
            margin-bottom: var(--spacing-sm);
        }

        .guide-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

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

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 15px;
            user-select: none;
            transition: all var(--transition-fast);
        }

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

        .faq-icon {
            flex-shrink: 0;
            font-size: 13px;
            color: var(--accent-green);
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            transform: rotate(90deg);
        }

        .faq-answer {
            padding: 0 20px 16px 48px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* CTA section */
        .cta-section {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl) var(--spacing-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/4d443cdd6d85cde0.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            pointer-events: none;
        }

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

        .cta-content {
            max-width: 620px;
        }

        .cta-content h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .cta-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
        }

        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: var(--spacing-md);
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            max-width: 360px;
        }

        .privacy-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 10px;
        }

        .privacy-note a {
            color: var(--text-muted);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .privacy-note a:hover {
            color: var(--accent-green);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

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

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .page-hero-grid {
                grid-template-columns: 1fr 260px;
                gap: var(--spacing-md);
            }

            .page-hero h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-bottom: 64px;
            }

            .site-header {
                position: sticky;
                top: 0;
            }

            .header-inner {
                padding-top: 10px;
                padding-bottom: 10px;
                min-height: 56px;
                gap: 10px;
            }

            .header-nav {
                display: none;
            }

            .header-tools .search-trigger span {
                display: none;
            }

            .header-tools .search-trigger {
                padding: 8px 10px;
            }

            .header-tools .btn-primary {
                padding: 7px 12px;
                font-size: 12px;
            }

            .logo-text>span:last-child {
                display: none;
            }

            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .bottom-tab-bar {
                display: block;
            }

            .site-main {
                min-height: calc(100vh - 56px);
                padding-bottom: var(--spacing-lg);
            }

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

            .page-hero {
                padding: var(--spacing-md) 0 var(--spacing-lg);
            }

            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

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

            .hero-stats-card {
                padding: var(--spacing-md);
            }

            .hero-stats-card .stat-number {
                font-size: 32px;
            }

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

            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }

            .grid-2 {
                grid-template-columns: 1fr;
            }

            .index-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .index-data-row {
                width: 100%;
                justify-content: space-between;
            }

            .cta-section {
                padding: var(--spacing-lg) var(--spacing-md);
            }

            .cta-content h2 {
                font-size: 22px;
            }

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

            .cta-form input {
                max-width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }

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

        @media (max-width: 520px) {
            :root {
                --spacing-md: 16px;
                --spacing-lg: 28px;
                --spacing-xl: 40px;
            }

            .container {
                padding: 0 16px;
            }

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

            .section-header h2 {
                font-size: 20px;
            }

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

            .index-data-row {
                flex-wrap: wrap;
                gap: 8px;
            }

            .index-data-item {
                min-width: 60px;
            }

            .data-table th,
            .data-table td {
                padding: 8px 10px;
                font-size: 12px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

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

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            padding-top: 14px;
            padding-bottom: 14px;
            flex-wrap: wrap;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--accent-green);
        }

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--accent-green);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 18px;
            border-radius: var(--radius-md);
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-text span:first-child {
            font-weight: 700;
            font-size: 17px;
            color: var(--text-primary);
        }

        .logo-text span:last-child {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.08em;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .header-nav a:hover {
            color: var(--accent-green);
            background: rgba(198, 255, 63, 0.06);
        }

        .header-nav a.active {
            color: var(--accent-green);
            background: rgba(198, 255, 63, 0.1);
            border: 1px solid rgba(198, 255, 63, 0.2);
        }

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

        .search-trigger {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 16px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .search-trigger:hover {
            border-color: var(--border-green);
            color: var(--text-primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: #d3ff5c;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: var(--text-dark);
        }

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

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(198, 255, 63, 0.05);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 14px;
            border-radius: var(--radius-sm);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 20px 0 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            opacity: 0.5;
        }

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

        /* Category Header */
        .category-header {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: var(--spacing-lg);
            padding: var(--spacing-lg) 0;
            align-items: center;
            border-bottom: 1px solid var(--border-subtle);
        }

        .category-header h1 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: -0.02em;
        }

        .category-header .subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 16px;
            max-width: 640px;
        }

        .category-header .header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .category-header .header-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .header-stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-card);
        }

        .header-stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .header-stat-card .stat-value {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-green);
            letter-spacing: -0.02em;
        }

        .header-stat-card .stat-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: var(--spacing-md) 0;
            flex-wrap: wrap;
        }

        .filter-bar select,
        .filter-bar input {
            max-width: 180px;
            padding: 10px 14px;
            font-size: 14px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
        }

        .filter-bar .btn {
            padding: 10px 20px;
            font-size: 14px;
        }

        /* Section Base */
        .section {
            padding: var(--spacing-xl) 0;
        }

        .section-header {
            margin-bottom: var(--spacing-lg);
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px;
            letter-spacing: -0.01em;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
            max-width: 680px;
        }

        /* Match List Cards */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .match-card {
            display: grid;
            grid-template-columns: 90px 1fr 70px;
            gap: var(--spacing-md);
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px var(--spacing-md);
            transition: all var(--transition-fast);
            align-items: center;
        }

        .match-card:hover {
            border-color: var(--border-green);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .match-league {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .match-league .league-name {
            font-size: 12px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .match-league .match-time {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-green);
        }

        .match-info {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .match-team {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: right;
            flex: 1;
        }

        .match-team.away {
            text-align: left;
        }

        .match-score {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .match-score .score-num {
            background: var(--bg-elevated);
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-strong);
            min-width: 40px;
            text-align: center;
        }

        .match-score .score-sep {
            color: var(--text-muted);
            font-size: 14px;
        }

        .match-status {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }

        .status-dot.live {
            background: var(--accent-green);
            box-shadow: 0 0 8px var(--accent-green-glow);
        }

        .status-dot.finished {
            background: var(--accent-blue);
        }

        .status-dot.scheduled {
            background: var(--text-muted);
        }

        .status-dot.warning {
            background: var(--accent-orange);
            box-shadow: 0 0 8px rgba(255, 138, 61, 0.4);
        }

        .match-extra {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .match-extra span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .match-action {
            display: flex;
            flex-direction: column;
            gap: 6px;
            align-items: flex-end;
        }

        .match-action .link-btn {
            font-size: 13px;
            color: var(--accent-green);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .match-action .link-btn:hover {
            background: rgba(198, 255, 63, 0.1);
        }

        /* Results Table */
        .results-table-wrapper {
            overflow-x: auto;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            background: var(--bg-panel);
        }

        .results-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }

        .results-table th {
            background: var(--bg-elevated);
            color: var(--text-muted);
            font-size: 12px;
            font-weight: 600;
            text-align: left;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-strong);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .results-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 14px;
            color: var(--text-secondary);
            white-space: nowrap;
        }

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

        .results-table tr:hover td {
            background: rgba(198, 255, 63, 0.03);
        }

        .results-table .highlight-green {
            color: var(--accent-green);
            font-weight: 600;
        }

        .results-table .highlight-orange {
            color: var(--accent-orange);
            font-weight: 600;
        }

        .results-table .team-cell {
            font-weight: 600;
            color: var(--text-primary);
        }

        /* Guide Section */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--spacing-md);
        }

        .guide-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            transition: all var(--transition-fast);
        }

        .guide-card:hover {
            border-color: var(--border-green);
            box-shadow: var(--shadow-card);
        }

        .guide-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

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

        .guide-card .icon-wrap {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-green-dim);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            color: var(--accent-green);
            font-size: 18px;
        }

        /* Feature Cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: var(--spacing-md);
        }

        .feature-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .feature-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-subtle);
        }

        .feature-card .card-body {
            padding: var(--spacing-md);
        }

        .feature-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .feature-card .card-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0 0 12px;
            line-height: 1.6;
        }

        .feature-card .card-body .tag {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 20px;
            background: var(--accent-green-dim);
            color: var(--accent-green);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 0;
            transition: all var(--transition-fast);
        }

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

        .faq-item details {
            cursor: pointer;
        }

        .faq-item summary {
            padding: 18px var(--spacing-md);
            font-weight: 600;
            font-size: 15px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            list-style: none;
            transition: color var(--transition-fast);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--accent-green);
        }

        .faq-item summary .faq-icon {
            color: var(--accent-green);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

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

        .faq-item .faq-answer {
            padding: 0 var(--spacing-md) 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

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

        .cta-panel {
            background: var(--bg-secondary);
            border: 1px solid var(--border-green);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: var(--spacing-lg);
            align-items: center;
            box-shadow: var(--shadow-card);
        }

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 10px;
            line-height: 1.3;
        }

        .cta-panel p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0 0 16px;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 13px 16px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
        }

        .cta-form input:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

        .cta-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 10px;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            padding-bottom: var(--spacing-lg);
            border-bottom: 1px solid var(--border-subtle);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            font-weight: 700;
            font-size: 17px;
            color: var(--text-primary);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            gap: 16px;
            padding-top: var(--spacing-md);
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }

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

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

        /* Mobile Bottom Tab */
        .mobile-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border-subtle);
            padding: 8px 0;
            gap: 4px;
        }

        .mobile-tab-nav a {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            color: var(--text-muted);
            padding: 6px 4px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-tab-nav a i {
            font-size: 18px;
        }

        .mobile-tab-nav a.active {
            color: var(--accent-green);
        }

        .mobile-tab-nav a:hover {
            color: var(--accent-green);
            background: rgba(198, 255, 63, 0.06);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .category-header {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .cta-panel {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }

            .footer-brand {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }

            .header-tools .search-trigger span {
                display: none;
            }

            .header-tools .btn {
                padding: 8px 14px;
                font-size: 13px;
            }

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

            body {
                padding-bottom: 64px;
            }

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

            .match-card {
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 16px;
            }

            .match-teams {
                flex-direction: column;
                gap: 8px;
            }

            .match-team {
                text-align: center;
            }

            .match-team.away {
                text-align: center;
            }

            .match-score {
                justify-content: center;
            }

            .match-action {
                flex-direction: row;
                justify-content: center;
            }

            .filter-bar select,
            .filter-bar input {
                max-width: 100%;
                flex: 1;
                min-width: 120px;
            }

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

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

            .cta-panel {
                padding: var(--spacing-md);
            }

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

            .cta-form input {
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }

            .footer-brand {
                grid-column: span 1;
            }

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

            .footer-links {
                margin-left: 0;
            }

            .guide-grid,
            .feature-grid {
                grid-template-columns: 1fr;
            }

            .header-inner {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .logo-text span:last-child {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .category-header h1 {
                font-size: 24px;
            }

            .header-stat-card .stat-value {
                font-size: 24px;
            }

            .breadcrumb {
                font-size: 11px;
                gap: 4px;
            }

            .filter-bar {
                gap: 8px;
            }

            .filter-bar select,
            .filter-bar input {
                font-size: 13px;
                padding: 8px 10px;
            }

            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .cta-panel h2 {
                font-size: 22px;
            }

            .match-score .score-num {
                font-size: 16px;
                min-width: 32px;
                padding: 3px 8px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }

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

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
            border-bottom-color: var(--border-strong);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            padding: 12px 0;
        }

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

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 18px;
            border-radius: var(--radius-sm);
            letter-spacing: -0.5px;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-text span:first-child {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }

        .logo-text span:last-child {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .header-nav a {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .header-nav a:hover {
            color: var(--text-primary);
            background: var(--bg-elevated);
        }

        .header-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

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

        .search-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 13px;
            color: var(--text-muted);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .search-trigger:hover {
            color: var(--text-primary);
            border-color: var(--border-green);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: #d1ff5a;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: var(--text-dark);
        }

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

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 16px 0;
            font-size: 13px;
            color: var(--text-muted);
            border-bottom: 1px solid var(--border-subtle);
        }

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

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

        .breadcrumb-bar .sep {
            margin: 0 8px;
            color: var(--border-strong);
        }

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

        /* Category Hero */
        .category-hero {
            padding: 48px 0 32px;
            position: relative;
        }

        .category-hero-inner {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 32px;
            align-items: start;
        }

        .category-hero-text h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.15;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .category-hero-text .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 650px;
        }

        .hero-stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .hero-stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .hero-stat-card .stat-number {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1.1;
            letter-spacing: -1px;
        }

        .hero-stat-card .stat-sub {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        /* Section */
        section {
            padding: 48px 0;
        }

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

        .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        /* Article list */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-item {
            display: grid;
            grid-template-columns: 180px 1fr 120px;
            gap: 20px;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: all var(--transition-med);
            cursor: default;
        }

        .article-item:hover {
            border-color: var(--border-green);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .article-thumb {
            width: 180px;
            height: 110px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
        }

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

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

        .article-content h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.45;
            letter-spacing: -0.2px;
        }

        .article-content .article-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .article-meta .tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            background: var(--accent-blue-dim);
            color: #8FB0D0;
        }

        .article-meta .tag-green {
            background: var(--accent-green-dim);
            color: var(--accent-green);
        }

        .article-meta .tag-orange {
            background: var(--accent-orange-dim);
            color: var(--accent-orange);
        }

        .article-score {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-end;
            gap: 6px;
        }

        .article-score .score-value {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-green);
        }

        .article-score .score-label {
            font-size: 12px;
            color: var(--text-muted);
            text-align: right;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 16px 20px;
        }

        .filter-bar label {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .filter-bar select {
            width: auto;
            min-width: 140px;
            padding: 8px 14px;
            font-size: 13px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            cursor: pointer;
        }

        .filter-bar select:focus {
            border-color: var(--accent-green);
        }

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

        .topic-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-med);
            cursor: default;
        }

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

        .topic-card .topic-thumb {
            height: 160px;
            overflow: hidden;
        }

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

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

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

        .topic-card .topic-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.2px;
        }

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

        /* Data table */
        .data-table-wrapper {
            overflow-x: auto;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .data-table th {
            padding: 14px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            text-align: left;
            border-bottom: 1px solid var(--border-strong);
            background: var(--bg-elevated);
            white-space: nowrap;
        }

        .data-table td {
            padding: 13px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-subtle);
            white-space: nowrap;
        }

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

        .data-table tr:hover td {
            background: rgba(198, 255, 63, 0.03);
        }

        .data-table .num-cell {
            font-family: var(--font-mono);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .data-table .green-cell {
            color: var(--accent-green);
            font-weight: 600;
        }

        .data-table .orange-cell {
            color: var(--accent-orange);
            font-weight: 600;
        }

        .data-table .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-right: 6px;
        }

        .status-dot.green {
            background: var(--accent-green);
        }

        .status-dot.orange {
            background: var(--accent-orange);
        }

        .status-dot.blue {
            background: var(--accent-blue);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-item details summary {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border: none;
            background: none;
        }

        .faq-item details summary::-webkit-details-marker {
            display: none;
        }

        .faq-item details summary i {
            font-size: 12px;
            color: var(--accent-green);
            transition: transform var(--transition-fast);
        }

        .faq-item details[open] summary i {
            transform: rotate(180deg);
        }

        .faq-item details .faq-answer {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--bg-panel);
            border: 1px solid var(--border-green);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent-green);
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.4px;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 520px;
            margin: 0 auto 24px;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            max-width: 320px;
        }

        .cta-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }

        .footer-logo span:last-child {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 20px 0 28px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

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

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

        /* Mobile bottom nav */
        .mobile-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            padding: 8px 4px calc(8px + env(safe-area-inset-bottom, 0px));
        }

        .mobile-tab-inner {
            display: flex;
            align-items: stretch;
            justify-content: space-around;
            gap: 2px;
        }

        .mobile-tab-inner a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            padding: 6px 8px;
            font-size: 11px;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            flex: 1;
            text-align: center;
            min-width: 56px;
        }

        .mobile-tab-inner a i {
            font-size: 18px;
            line-height: 1;
        }

        .mobile-tab-inner a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .mobile-tab-inner a:hover {
            color: var(--text-primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .category-hero-inner {
                grid-template-columns: 1fr 220px;
                gap: 24px;
            }

            .category-hero-text h1 {
                font-size: 34px;
            }

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

            .article-item {
                grid-template-columns: 140px 1fr 100px;
                gap: 14px;
            }

            .article-thumb {
                width: 140px;
                height: 90px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 10px 0;
                flex-wrap: wrap;
                gap: 8px;
            }

            .header-nav {
                order: 3;
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                -ms-overflow-style: none;
                padding-bottom: 2px;
            }

            .header-nav::-webkit-scrollbar {
                display: none;
            }

            .header-nav a {
                flex-shrink: 0;
                padding: 8px 12px;
                font-size: 13px;
            }

            .header-tools .search-trigger span {
                display: none;
            }

            .search-trigger {
                padding: 8px 10px;
            }

            .category-hero {
                padding: 32px 0 24px;
            }

            .category-hero-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .category-hero-text h1 {
                font-size: 30px;
            }

            .hero-stat-card .stat-number {
                font-size: 32px;
            }

            section {
                padding: 32px 0;
            }

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

            .article-item {
                grid-template-columns: 100px 1fr;
                gap: 12px;
                padding: 12px;
            }

            .article-thumb {
                width: 100px;
                height: 70px;
            }

            .article-score {
                display: none;
            }

            .article-content h3 {
                font-size: 15px;
            }

            .article-content .article-summary {
                font-size: 13px;
                -webkit-line-clamp: 1;
            }

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

            .filter-bar {
                padding: 12px 14px;
                gap: 8px;
            }

            .filter-bar select {
                min-width: 100%;
            }

            .cta-section {
                padding: 32px 20px;
            }

            .cta-section h2 {
                font-size: 24px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .mobile-tab-bar {
                display: block;
            }

            body {
                padding-bottom: 64px;
            }

            .site-footer {
                margin-bottom: 56px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--spacing-sm);
            }

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

            .section-header h2 {
                font-size: 20px;
            }

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

            .article-thumb {
                width: 100%;
                height: 140px;
            }

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

            .data-table th,
            .data-table td {
                padding: 10px 12px;
                font-size: 13px;
            }

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

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

            .mobile-tab-inner a {
                font-size: 10px;
                padding: 5px 4px;
            }

            .mobile-tab-inner a i {
                font-size: 16px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1A1A1A;
            --bg-panel: #1E1E1E;
            --bg-elevated: #222222;
            --bg-overlay: rgba(18, 18, 18, 0.85);
            --accent-green: #C6FF3F;
            --accent-green-dim: rgba(198, 255, 63, 0.14);
            --accent-green-glow: rgba(198, 255, 63, 0.25);
            --accent-orange: #FF8A3D;
            --accent-orange-dim: rgba(255, 138, 61, 0.14);
            --accent-blue: #4A6B8A;
            --accent-blue-dim: rgba(74, 107, 138, 0.18);
            --text-primary: #F2F4F8;
            --text-secondary: #C9CDD6;
            --text-muted: #8A919E;
            --text-dark: #1A1A1A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-strong: rgba(255, 255, 255, 0.12);
            --border-green: rgba(198, 255, 63, 0.35);
            --border-orange: rgba(255, 138, 61, 0.4);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 12px rgba(198, 255, 63, 0.2);
            --shadow-btn-hover: 0 6px 18px rgba(198, 255, 63, 0.35);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Roboto Mono", "Courier New", monospace;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-xxl: 88px;
            --container-max: 1200px;
            --container-wide: 1320px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.3s ease;
            --focus-ring: 0 0 0 3px rgba(198, 255, 63, 0.4);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            background-color: var(--bg-primary);
            background-image:
                radial-gradient(circle at 15% 20%, rgba(74, 107, 138, 0.05) 0%, transparent 55%),
                radial-gradient(circle at 85% 75%, rgba(198, 255, 63, 0.04) 0%, transparent 50%),
                linear-gradient(180deg, #121212 0%, #131313 100%);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-green);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-sm);
        }
        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: all var(--transition-fast);
        }
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--text-primary);
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            width: 100%;
        }
        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }
        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 2px rgba(198, 255, 63, 0.15);
            outline: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-med);
        }
        .site-header.scrolled {
            background: rgba(18, 18, 18, 0.98);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            min-height: 68px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--accent-green);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .logo-text span:first-child {
            font-weight: 800;
            font-size: 18px;
            color: var(--text-primary);
        }
        .logo-text span:last-child {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .header-nav a {
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .header-nav a:hover,
        .header-nav a.active {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-trigger:hover {
            border-color: var(--accent-green);
            color: var(--text-primary);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 15px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent-green);
            color: var(--text-dark);
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover {
            background: #d4ff5e;
            box-shadow: var(--shadow-btn-hover);
            color: var(--text-dark);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: transparent;
            border-color: var(--border-strong);
            color: var(--text-secondary);
        }
        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }

        /* Mobile bottom nav */
        .mobile-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            padding: 6px 0 env(safe-area-inset-bottom, 8px);
        }
        .mobile-tab-nav-inner {
            display: flex;
            justify-content: space-around;
            align-items: center;
        }
        .mobile-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 11px;
            color: var(--text-muted);
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .mobile-tab-nav a i {
            font-size: 18px;
        }
        .mobile-tab-nav a.active,
        .mobile-tab-nav a:hover {
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        /* Main sections */
        main {
            display: block;
            min-height: 60vh;
            padding-bottom: var(--spacing-xl);
        }
        .section {
            padding: var(--spacing-xl) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-head {
            margin-bottom: var(--spacing-lg);
        }
        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: -0.01em;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0;
        }

        /* Category hero */
        .cat-hero {
            padding: var(--spacing-lg) 0 var(--spacing-md);
            border-bottom: 1px solid var(--border-subtle);
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: var(--spacing-lg);
            align-items: center;
        }
        .cat-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin: 0 0 var(--spacing-sm);
            letter-spacing: -0.02em;
        }
        .cat-hero .cat-summary {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0;
            max-width: 720px;
        }
        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-green-dim);
            border: 1px solid var(--border-green);
            color: var(--accent-green);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .cat-stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-card);
        }
        .cat-stat-card .stat-number {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1.1;
        }
        .cat-stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .cat-stat-card .stat-trend {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--accent-orange);
            margin-top: 8px;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            margin-bottom: var(--spacing-lg);
        }
        .filter-bar .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
            flex-shrink: 0;
        }
        .filter-bar select,
        .filter-bar input {
            width: auto;
            min-width: 140px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            font-size: 14px;
            color: var(--text-primary);
        }
        .filter-bar .btn {
            padding: 8px 18px;
        }

        /* Intel cards */
        .intel-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .intel-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }
        .intel-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-green);
        }
        .intel-card-image {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-elevated);
            position: relative;
        }
        .intel-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }
        .intel-card:hover .intel-card-image img {
            transform: scale(1.03);
        }
        .intel-card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .intel-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .intel-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 12px;
            line-height: 1.6;
            flex: 1;
        }
        .intel-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
            padding-top: 10px;
            border-top: 1px solid var(--border-subtle);
        }
        .intel-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-blue-dim);
            color: var(--accent-blue);
        }
        .intel-tag.green {
            background: var(--accent-green-dim);
            color: var(--accent-green);
        }
        .intel-tag.orange {
            background: var(--accent-orange-dim);
            color: var(--accent-orange);
        }

        /* Featured intel */
        .featured-intel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-md);
            margin-top: var(--spacing-md);
        }
        .featured-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-green);
        }
        .featured-image {
            aspect-ratio: 16 / 8;
            overflow: hidden;
        }
        .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-body {
            padding: var(--spacing-md);
        }
        .featured-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }
        .featured-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Data table */
        .data-table-wrap {
            overflow-x: auto;
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }
        .data-table th,
        .data-table td {
            padding: 14px 18px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-secondary);
        }
        .data-table th {
            background: var(--bg-elevated);
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table .highlight-green {
            color: var(--accent-green);
            font-weight: 700;
        }
        .data-table .highlight-orange {
            color: var(--accent-orange);
            font-weight: 700;
        }
        .data-table .mono {
            font-family: var(--font-mono);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-green);
        }
        .faq-question {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            background: none;
            width: 100%;
            text-align: left;
        }
        .faq-question i {
            color: var(--accent-green);
            font-size: 14px;
            transition: transform var(--transition-fast);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            padding: 0 22px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 22px 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* CTA */
        .cta-section {
            background: var(--bg-panel);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 50% 0%, rgba(198, 255, 63, 0.08), transparent 60%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 8px;
            position: relative;
        }
        .cta-section p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0 0 var(--spacing-md);
            position: relative;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }
        .cta-form input {
            max-width: 320px;
        }
        .cta-form .btn {
            min-width: 140px;
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            position: relative;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 320px;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
        }
        .footer-col a {
            display: block;
            margin-bottom: 8px;
            font-size: 14px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--spacing-md);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .intel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .cat-stat-card {
                max-width: 280px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }
            .header-tools .search-trigger span {
                display: none;
            }
            .mobile-tab-nav {
                display: block;
            }
            body {
                padding-bottom: 64px;
            }
            .intel-grid {
                grid-template-columns: 1fr;
            }
            .featured-intel {
                grid-template-columns: 1fr;
            }
            .cat-hero h1 {
                font-size: 30px;
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .cta-form input {
                max-width: 100%;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-bar select,
            .filter-bar input {
                width: 100%;
                min-width: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-links {
                margin-left: 0;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .cta-section {
                padding: var(--spacing-md);
            }
        }

/* roulang page: category6 */
:root{
  --bg-primary:#121212;
  --bg-secondary:#1A1A1A;
  --bg-panel:#1E1E1E;
  --bg-elevated:#222222;
  --bg-overlay:rgba(18,18,18,0.85);
  --accent-green:#C6FF3F;
  --accent-green-dim:rgba(198,255,63,0.14);
  --accent-green-glow:rgba(198,255,63,0.25);
  --accent-orange:#FF8A3D;
  --accent-orange-dim:rgba(255,138,61,0.14);
  --accent-blue:#4A6B8A;
  --accent-blue-dim:rgba(74,107,138,0.18);
  --text-primary:#F2F4F8;
  --text-secondary:#C9CDD6;
  --text-muted:#8A919E;
  --text-dark:#1A1A1A;
  --border-subtle:rgba(255,255,255,0.06);
  --border-strong:rgba(255,255,255,0.12);
  --border-green:rgba(198,255,63,0.35);
  --border-orange:rgba(255,138,61,0.4);
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:14px;
  --radius-xl:18px;
  --shadow-card:0 8px 20px rgba(0,0,0,0.25);
  --shadow-hover:0 12px 28px rgba(0,0,0,0.4);
  --shadow-btn:0 4px 12px rgba(198,255,63,0.2);
  --shadow-btn-hover:0 6px 18px rgba(198,255,63,0.35);
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --font-mono:"SF Mono","Fira Code","Cascadia Code","Roboto Mono","Courier New",monospace;
  --spacing-xs:8px;
  --spacing-sm:16px;
  --spacing-md:24px;
  --spacing-lg:40px;
  --spacing-xl:64px;
  --spacing-xxl:88px;
  --container-max:1200px;
  --container-wide:1320px;
  --transition-fast:0.2s ease;
  --transition-med:0.3s ease;
  --focus-ring:0 0 0 3px rgba(198,255,63,0.4);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text-secondary);
  background-color:var(--bg-primary);
  background-image:
    radial-gradient(circle at 15% 20%,rgba(74,107,138,0.05) 0%,transparent 55%),
    radial-gradient(circle at 85% 75%,rgba(198,255,63,0.04) 0%,transparent 50%),
    linear-gradient(180deg,#121212 0%,#131313 100%);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}
a:hover{color:var(--accent-green)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:var(--radius-sm)}
button{font-family:var(--font-sans);cursor:pointer;border:none;background:none;color:inherit;transition:all var(--transition-fast)}
input,select,textarea{
  font-family:var(--font-sans);font-size:15px;color:var(--text-primary);
  background:var(--bg-elevated);border:1px solid var(--border-strong);
  border-radius:var(--radius-sm);padding:12px 16px;width:100%;
  transition:border-color var(--transition-fast),box-shadow var(--transition-fast);
}
input::placeholder,textarea::placeholder{color:var(--text-muted)}
input:focus,select:focus,textarea:focus{border-color:var(--accent-green);box-shadow:0 0 0 2px rgba(198,255,63,0.15);outline:none}
.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--spacing-md)}
.container-wide{max-width:var(--container-wide);margin:0 auto;padding:0 var(--spacing-md)}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(18,18,18,0.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-subtle);
  transition:background var(--transition-med);
}
.site-header.scrolled{background:rgba(18,18,18,0.98)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.header-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:8px;background:var(--accent-green);
  color:var(--text-dark);font-weight:800;display:flex;align-items:center;
  justify-content:center;font-size:18px;box-shadow:var(--shadow-btn);
  transition:transform var(--transition-fast);
}
.header-logo:hover .logo-mark{transform:rotate(-4deg)}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text span:first-child{font-weight:800;font-size:18px;color:var(--text-primary)}
.logo-text span:last-child{font-size:12px;color:var(--text-muted)}
.header-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.header-nav a{
  padding:8px 14px;border-radius:8px;font-size:15px;font-weight:500;
  color:var(--text-secondary);white-space:nowrap;transition:all var(--transition-fast);
}
.header-nav a:hover{color:var(--accent-green);background:rgba(198,255,63,0.06)}
.header-nav a.active{color:var(--accent-green);background:var(--accent-green-dim);font-weight:600}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.search-trigger{
  display:flex;align-items:center;gap:8px;padding:9px 14px;
  border-radius:8px;background:var(--bg-elevated);border:1px solid var(--border-subtle);
  color:var(--text-secondary);font-size:14px;
}
.search-trigger:hover{border-color:var(--border-green);color:var(--accent-green)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 20px;border-radius:10px;font-weight:600;font-size:15px;
  transition:all var(--transition-fast);border:none;cursor:pointer;
}
.btn-primary{background:var(--accent-green);color:var(--text-dark);box-shadow:var(--shadow-btn)}
.btn-primary:hover{background:#d6ff6e;box-shadow:var(--shadow-btn-hover);transform:translateY(-1px)}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-outline{
  background:transparent;border:1px solid rgba(255,255,255,0.15);
  color:var(--text-primary);
}
.btn-outline:hover{border-color:var(--accent-green);color:var(--accent-green)}

/* Main */
.main{min-height:60vh}
.section{padding:var(--spacing-xl) 0}
.section-sm{padding:var(--spacing-lg) 0}
.section:first-of-type{padding-top:var(--spacing-lg)}
.section-divider{border-top:1px solid var(--border-subtle)}

/* Category Hero */
.cat-hero{
  padding:var(--spacing-lg) 0 var(--spacing-md);
  border-bottom:1px solid var(--border-subtle);
  background:rgba(0,0,0,0.15);
}
.cat-hero-grid{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:center}
.cat-hero h1{
  font-size:clamp(32px,5vw,46px);font-weight:800;color:var(--text-primary);
  letter-spacing:-0.02em;line-height:1.15;margin-bottom:12px;
}
.cat-hero h1 .accent{color:var(--accent-green)}
.cat-hero-desc{font-size:16px;color:var(--text-secondary);max-width:680px;line-height:1.8}
.cat-hero-meta{display:flex;gap:16px;margin-top:16px;flex-wrap:wrap}
.cat-hero-meta-item{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--text-muted)}
.cat-hero-meta-item i{color:var(--accent-green);font-size:13px}
.cat-stat-card{
  background:var(--bg-panel);border:1px solid var(--border-subtle);
  border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-card);
}
.cat-stat-card .stat-label{font-size:13px;color:var(--text-muted);margin-bottom:6px}
.cat-stat-card .stat-value{
  font-family:var(--font-mono);font-size:38px;font-weight:800;color:var(--accent-green);
  line-height:1.1;letter-spacing:-0.02em;
}
.cat-stat-card .stat-foot{font-size:13px;color:var(--text-muted);margin-top:8px}
.cat-stat-card .stat-foot .up{color:var(--accent-orange);font-weight:600}

/* Section title */
.section-title{
  font-size:clamp(24px,3vw,30px);font-weight:700;color:var(--text-primary);
  letter-spacing:-0.01em;line-height:1.2;margin-bottom:8px;
}
.section-sub{font-size:15px;color:var(--text-muted);margin-bottom:20px;max-width:720px}

/* Guide panels */
.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.guide-card{
  background:var(--bg-panel);border:1px solid var(--border-subtle);
  border-radius:var(--radius-md);padding:20px;transition:all var(--transition-fast);
}
.guide-card:hover{border-color:var(--border-green);box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.guide-card h3{font-size:19px;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.guide-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}
.guide-card .card-icon{
  width:40px;height:40px;border-radius:8px;background:var(--accent-green-dim);
  color:var(--accent-green);display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:12px;
}

/* Filter bar */
.filter-bar{
  background:var(--bg-panel);border:1px solid var(--border-subtle);
  border-radius:var(--radius-md);padding:14px 18px;display:flex;flex-wrap:wrap;
  align-items:center;gap:10px;
}
.filter-bar .filter-label{font-size:14px;color:var(--text-muted);font-weight:600}
.filter-chip{
  padding:6px 14px;border-radius:20px;background:var(--bg-elevated);
  border:1px solid var(--border-subtle);color:var(--text-secondary);font-size:13px;
  cursor:pointer;transition:all var(--transition-fast);
}
.filter-chip:hover{border-color:var(--border-green);color:var(--accent-green)}
.filter-chip.active{background:var(--accent-green-dim);border-color:var(--border-green);color:var(--accent-green);font-weight:600}

/* Content list */
.list-card{
  display:grid;grid-template-columns:minmax(200px,280px) 1fr;gap:20px;
  background:var(--bg-panel);border:1px solid var(--border-subtle);
  border-radius:var(--radius-md);overflow:hidden;transition:all var(--transition-fast);margin-bottom:16px;
}
.list-card:hover{border-color:var(--border-green);box-shadow:var(--shadow-hover)}
.list-card-img{position:relative;height:100%;min-height:160px;overflow:hidden}
.list-card-img img{width:100%;height:100%;object-fit:cover}
.list-card-img .img-tag{
  position:absolute;top:10px;left:10px;background:rgba(0,0,0,0.75);backdrop-filter:blur(6px);
  color:var(--accent-green);font-size:12px;padding:4px 10px;border-radius:4px;
  border:1px solid var(--border-green);
}
.list-card-body{padding:18px 20px;display:flex;flex-direction:column}
.list-card-body h3{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:6px;line-height:1.4}
.list-card-body p{font-size:14px;color:var(--text-secondary);flex:1;line-height:1.7}
.list-card-meta{
  display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--text-muted);
  margin-top:12px;padding-top:12px;border-top:1px solid var(--border-subtle);
}
.list-card-meta span{display:flex;align-items:center;gap:5px}
.list-card-meta i{color:var(--accent-blue);font-size:12px}

/* Comparison table */
.table-responsive{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}
.table{
  width:100%;border-collapse:collapse;background:var(--bg-panel);min-width:640px;
}
.table th,.table td{
  padding:14px 18px;text-align:left;border-bottom:1px solid var(--border-subtle);
  font-size:14px;color:var(--text-secondary);
}
.table th{
  background:var(--bg-elevated);color:var(--text-primary);font-weight:600;
  font-size:14px;white-space:nowrap;
}
.table td:first-child,.table th:first-child{font-weight:600;color:var(--text-primary)}
.table tr:last-child td{border-bottom:none}
.table tbody tr:hover{background:rgba(198,255,63,0.03)}
.table .highlight{color:var(--accent-green);font-weight:600}
.table .warning{color:var(--accent-orange);font-weight:600}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--bg-panel);border:1px solid var(--border-subtle);
  border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden;
  transition:border-color var(--transition-fast);
}
.faq-item:hover{border-color:var(--border-strong)}
.faq-item summary{
  padding:18px 22px;cursor:pointer;font-size:17px;font-weight:600;
  color:var(--text-primary);list-style:none;display:flex;align-items:center;gap:10px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-icon{color:var(--accent-green);font-size:14px;transition:transform var(--transition-fast)}
.faq-item[open] summary .faq-icon{transform:rotate(45deg)}
.faq-item .faq-answer{
  padding:0 22px 18px;font-size:15px;color:var(--text-secondary);line-height:1.8;
}
.faq-item[open] .faq-answer{border-top:1px solid var(--border-subtle);padding-top:16px;margin-top:0}

/* CTA */
.cta-box{
  background:linear-gradient(135deg,#1E1E1E 0%,#1A1A1A 100%);
  border:1px solid var(--border-subtle);border-radius:var(--radius-lg);
  padding:var(--spacing-lg);box-shadow:var(--shadow-card);
  position:relative;overflow:hidden;
}
.cta-box::before{
  content:'';position:absolute;top:-40%;right:-10%;width:300px;height:300px;
  background:radial-gradient(circle,rgba(198,255,63,0.08) 0%,transparent 70%);
  pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.cta-box h2{font-size:28px;font-weight:800;color:var(--text-primary);margin-bottom:8px;line-height:1.2}
.cta-box h2 .accent{color:var(--accent-green)}
.cta-box p{font-size:15px;color:var(--text-secondary);margin-bottom:20px}
.cta-form{display:flex;flex-direction:column;gap:12px}
.cta-form input{max-width:100%}
.cta-form .form-row{display:flex;gap:10px;flex-wrap:wrap}
.cta-form .form-row input{flex:1;min-width:200px}
.subscribe-note{font-size:12px;color:var(--text-muted);margin-top:8px}

/* Footer */
.site-footer{
  background:var(--bg-secondary);border-top:1px solid var(--border-subtle);
  padding:var(--spacing-xl) 0 var(--spacing-md);margin-top:var(--spacing-lg);
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand p{font-size:14px;color:var(--text-muted);margin-top:12px;max-width:320px;line-height:1.7}
.footer-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--text-primary)}
.footer-col h4{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:12px}
.footer-col a{display:block;font-size:14px;color:var(--text-muted);margin-bottom:8px}
.footer-col a:hover{color:var(--accent-green)}
.footer-bottom{
  border-top:1px solid var(--border-subtle);padding-top:20px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:13px;color:var(--text-muted);
}
.footer-bottom span{margin-right:8px}
.footer-links{display:flex;gap:8px;align-items:center;margin-left:auto}
.footer-links a{color:var(--text-muted)}
.footer-links a:hover{color:var(--accent-green)}

/* Mobile bottom nav */
.mobile-tab-nav{
  display:none;position:fixed;bottom:0;left:0;right:0;z-index:99;
  background:rgba(18,18,18,0.96);backdrop-filter:blur(14px);
  border-top:1px solid var(--border-subtle);padding:8px 10px calc(8px + env(safe-area-inset-bottom));
  grid-template-columns:repeat(4,1fr);gap:6px;
}
.mobile-tab-nav a{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  font-size:11px;color:var(--text-muted);padding:4px;border-radius:8px;
}
.mobile-tab-nav a i{font-size:18px}
.mobile-tab-nav a.active{color:var(--accent-green)}
.mobile-tab-nav a.active i{color:var(--accent-green)}

/* Responsive */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:24px}
  .cat-stat-card{max-width:300px}
  .cta-grid{grid-template-columns:1fr;gap:24px}
}
@media (max-width:768px){
  :root{--spacing-xl:48px;--spacing-lg:32px;--spacing-md:20px;--spacing-sm:14px}
  .header-inner{height:60px;gap:12px}
  .header-nav{display:none}
  .header-tools .search-trigger span{display:none}
  .header-tools .btn{display:none}
  .search-trigger{padding:8px 12px}
  .mobile-tab-nav{display:grid}
  body{padding-bottom:64px}
  .cat-hero{padding-top:var(--spacing-md)}
  .cat-hero h1{font-size:30px}
  .list-card{grid-template-columns:1fr}
  .list-card-img{min-height:180px}
  .cta-box{padding:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .footer-links{margin-left:0}
}
@media (max-width:520px){
  .container{padding:0 var(--spacing-sm)}
  .section{padding:var(--spacing-lg) 0}
  .cat-hero h1{font-size:26px}
  .guide-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:20px}
  .filter-bar{padding:10px 12px}
  .filter-chip{padding:4px 10px;font-size:12px}
  .cta-form .form-row{flex-direction:column}
}