/* roulang page: index */
:root {
            --bg-primary: #0a0e14;
            --bg-secondary: #111720;
            --bg-card: #161b24;
            --bg-card-hover: #1c2330;
            --bg-nav: #0d1117;
            --text-primary: #e6edf3;
            --text-secondary: #b0b8c4;
            --text-weak: #7d8794;
            --accent-neon: #00e676;
            --accent-neon-glow: rgba(0, 230, 118, 0.35);
            --accent-purple: #7c4dff;
            --accent-blue: #448aff;
            --accent-orange: #ff9100;
            --accent-red: #ff3d3d;
            --border-color: #252b35;
            --border-light: #30363d;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 20px rgba(0, 230, 118, 0.25), 0 0 40px rgba(0, 230, 118, 0.08);
            --shadow-neon-sm: 0 0 10px rgba(0, 230, 118, 0.2);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.4s ease;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', 'Courier New', monospace;
            --max-width: 1280px;
            --nav-height: 62px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        a {
            color: var(--accent-neon);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #69f0ae;
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-neon);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--accent-neon);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            color: var(--text-primary);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-primary);
            margin-top: 0;
            line-height: 1.3;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border-color);
            height: var(--nav-height);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 230, 118, 0.06);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
            text-decoration: none;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--accent-neon);
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-neon), #00c853);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #0a0e14;
            font-weight: 900;
            flex-shrink: 0;
            box-shadow: var(--shadow-neon-sm);
        }
        .header-logo .logo-text {
            position: relative;
        }
        .header-logo .logo-text::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-neon);
            border-radius: 1px;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .header-logo:hover .logo-text::after {
            opacity: 1;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            position: relative;
        }
        .main-nav a {
            display: block;
            padding: 8px 15px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .main-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.04);
        }
        .main-nav a.active {
            color: var(--accent-neon);
            font-weight: 600;
            text-shadow: 0 0 12px var(--accent-neon-glow);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent-neon);
            border-radius: 1px;
            box-shadow: 0 0 8px var(--accent-neon-glow);
        }
        .nav-live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(255, 61, 61, 0.15);
            border: 1px solid rgba(255, 61, 61, 0.4);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-red);
            margin-left: 6px;
            animation: livePulse 2s infinite;
            white-space: nowrap;
        }
        .nav-live-indicator .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-red);
            animation: liveBlink 1s infinite;
        }
        @keyframes liveBlink {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 6px var(--accent-red);
            }
            50% {
                opacity: 0.3;
                box-shadow: 0 0 2px var(--accent-red);
            }
        }
        @keyframes livePulse {
            0%,
            100% {
                border-color: rgba(255, 61, 61, 0.4);
            }
            50% {
                border-color: rgba(255, 61, 61, 0.8);
            }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 6px 10px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* Mobile nav overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.85);
            z-index: 999;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            padding: 20px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-overlay ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-nav-overlay a {
            display: block;
            padding: 14px 18px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            border-bottom: 1px solid var(--border-color);
        }
        .mobile-nav-overlay a:hover,
        .mobile-nav-overlay a.active {
            background: rgba(0, 230, 118, 0.08);
            color: var(--accent-neon);
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            background: var(--bg-secondary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 20, 0.82) 0%, rgba(10, 14, 20, 0.9) 40%, rgba(10, 14, 20, 0.96) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            width: 100%;
            padding-top: 30px;
            padding-bottom: 40px;
        }
        .hero-top-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .hero-live-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 61, 61, 0.2);
            border: 1px solid rgba(255, 61, 61, 0.5);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            color: #ff5252;
            letter-spacing: 0.5px;
            animation: livePulse 2s infinite;
        }
        .hero-live-tag .hero-live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ff5252;
            animation: liveBlink 1s infinite;
        }
        .hero-update-time {
            font-size: 0.78rem;
            color: var(--text-weak);
            letter-spacing: 0.3px;
        }
        .hero-update-time i {
            color: var(--accent-neon);
            margin-right: 4px;
        }
        .hero-title {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .hero-title span {
            color: var(--accent-neon);
            text-shadow: 0 0 24px var(--accent-neon-glow);
        }
        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 26px;
            max-width: 600px;
            line-height: 1.6;
        }
        .hero-stats-row {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 10px;
            margin-bottom: 18px;
        }
        .hero-stat-card {
            background: rgba(22, 27, 36, 0.85);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 14px 12px;
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }
        .hero-stat-card:hover {
            border-color: var(--accent-neon);
            background: rgba(22, 27, 36, 0.95);
            box-shadow: var(--shadow-neon-sm);
            transform: translateY(-2px);
        }
        .hero-stat-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-mono);
            letter-spacing: -0.5px;
            line-height: 1;
            margin-bottom: 4px;
        }
        .hero-stat-value.accent {
            color: var(--accent-neon);
        }
        .hero-stat-label {
            font-size: 0.72rem;
            color: var(--text-weak);
            letter-spacing: 0.3px;
            margin-bottom: 3px;
        }
        .hero-stat-trend {
            font-size: 0.68rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .hero-stat-trend.up {
            color: var(--accent-neon);
        }
        .hero-stat-trend.down {
            color: var(--accent-red);
        }
        .hero-live-matches {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 22px;
        }
        .hero-match-mini {
            background: rgba(22, 27, 36, 0.8);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            backdrop-filter: blur(3px);
            -webkit-backdrop-filter: blur(3px);
            position: relative;
            overflow: hidden;
        }
        .hero-match-mini:hover {
            border-color: var(--accent-neon);
            box-shadow: var(--shadow-neon-sm);
            background: rgba(28, 35, 48, 0.9);
        }
        .hero-match-mini .match-game-tag {
            position: absolute;
            top: 6px;
            right: 8px;
            font-size: 0.6rem;
            font-weight: 700;
            color: var(--accent-neon);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .hero-match-mini .match-teams {
            font-size: 0.82rem;
            font-weight: 600;
            color: #fff;
            line-height: 1.3;
            flex: 1;
            min-width: 0;
        }
        .hero-match-mini .match-score {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-neon);
            font-family: var(--font-mono);
            white-space: nowrap;
            text-shadow: 0 0 6px var(--accent-neon-glow);
        }
        .hero-match-mini .match-status {
            font-size: 0.65rem;
            color: var(--accent-red);
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 22px;
            border-radius: 22px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-normal);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--accent-neon);
            color: #0a0e14;
            box-shadow: 0 0 18px rgba(0, 230, 118, 0.3);
        }
        .btn-primary:hover {
            background: #69f0ae;
            box-shadow: 0 0 28px rgba(0, 230, 118, 0.45);
            transform: translateY(-2px);
            color: #0a0e14;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--border-light);
            color: #fff;
        }
        .btn-outline:hover {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            box-shadow: var(--shadow-neon-sm);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.78rem;
            border-radius: 16px;
        }

        /* ===== SECTION BASE ===== */
        .section {
            padding: 60px 0;
        }
        .section-dark {
            background: var(--bg-secondary);
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title::before {
            content: '';
            width: 4px;
            height: 26px;
            background: var(--accent-neon);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--accent-neon-glow);
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-weak);
            margin-bottom: 30px;
            letter-spacing: 0.3px;
        }
        .section-header {
            margin-bottom: 28px;
        }
        .section-header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }

        /* ===== CARDS ===== */
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }
        .card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            background: var(--bg-secondary);
        }
        .card-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.4px;
            margin-bottom: 8px;
            align-self: flex-start;
        }
        .card-tag.hot {
            background: rgba(255, 61, 61, 0.15);
            color: #ff5252;
            border: 1px solid rgba(255, 61, 61, 0.3);
        }
        .card-tag.new {
            background: rgba(0, 230, 118, 0.12);
            color: var(--accent-neon);
            border: 1px solid rgba(0, 230, 118, 0.3);
        }
        .card-tag.recommend {
            background: rgba(124, 77, 255, 0.12);
            color: var(--accent-purple);
            border: 1px solid rgba(124, 77, 255, 0.3);
        }
        .card-title {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .card-desc {
            font-size: 0.8rem;
            color: var(--text-weak);
            line-height: 1.5;
            flex: 1;
        }
        .card-meta {
            font-size: 0.72rem;
            color: var(--text-weak);
            margin-top: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ===== HOT RANKING ===== */
        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 16px;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            cursor: pointer;
            background: var(--bg-card);
            margin-bottom: 6px;
        }
        .ranking-item:hover {
            border-color: var(--border-light);
            background: var(--bg-card-hover);
        }
        .ranking-num {
            width: 30px;
            height: 30px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
            font-family: var(--font-mono);
        }
        .ranking-num.top1 {
            background: #ff9100;
            color: #000;
            box-shadow: 0 0 12px rgba(255, 145, 0, 0.4);
        }
        .ranking-num.top2 {
            background: #b0bec5;
            color: #000;
        }
        .ranking-num.top3 {
            background: #a1887f;
            color: #000;
        }
        .ranking-num.normal {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }
        .ranking-info {
            flex: 1;
            min-width: 0;
        }
        .ranking-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: #fff;
            line-height: 1.3;
        }
        .ranking-detail {
            font-size: 0.72rem;
            color: var(--text-weak);
        }
        .ranking-change {
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .ranking-change.up {
            color: var(--accent-neon);
        }
        .ranking-change.down {
            color: var(--accent-red);
        }

        /* ===== NEWS LIST ===== */
        .news-list-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .news-list-item:hover {
            padding-left: 8px;
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .news-thumb {
            width: 80px;
            height: 56px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-secondary);
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-title {
            font-weight: 600;
            font-size: 0.9rem;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .news-summary {
            font-size: 0.76rem;
            color: var(--text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-date {
            font-size: 0.7rem;
            color: var(--text-weak);
            margin-top: 4px;
        }

        /* ===== SERVICE CARDS ===== */
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-normal);
            cursor: pointer;
            height: 100%;
        }
        .service-card:hover {
            border-color: var(--accent-neon);
            box-shadow: var(--shadow-neon-sm);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }
        .service-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: rgba(0, 230, 118, 0.1);
            color: var(--accent-neon);
            border: 1px solid rgba(0, 230, 118, 0.25);
        }
        .service-title {
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            margin-bottom: 6px;
        }
        .service-desc {
            font-size: 0.8rem;
            color: var(--text-weak);
            line-height: 1.5;
        }

        /* ===== TESTIMONIALS ===== */
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            transition: all var(--transition-normal);
            height: 100%;
        }
        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
        }
        .testimonial-stars {
            color: #ff9100;
            font-size: 0.85rem;
            margin-bottom: 8px;
        }
        .testimonial-text {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .testimonial-author {
            font-size: 0.78rem;
            font-weight: 600;
            color: #fff;
        }
        .testimonial-role {
            font-size: 0.7rem;
            color: var(--text-weak);
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 8px;
            background: var(--bg-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.9rem;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-neon);
        }
        .faq-icon {
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
            color: var(--accent-neon);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ===== ECO TAGS ===== */
        .eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .eco-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .eco-tag:hover {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            background: rgba(0, 230, 118, 0.05);
            box-shadow: var(--shadow-neon-sm);
        }

        /* ===== UPDATE LOG ===== */
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border-color);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 22px;
            padding-left: 16px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -22px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-neon);
            box-shadow: 0 0 8px var(--accent-neon-glow);
        }
        .timeline-date {
            font-size: 0.72rem;
            color: var(--text-weak);
            margin-bottom: 4px;
        }
        .timeline-content {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        .timeline-content strong {
            color: #fff;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(0, 230, 118, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
            position: relative;
            z-index: 1;
        }
        .cta-input {
            flex: 1;
            min-width: 200px;
            padding: 11px 18px;
            border-radius: 22px;
            border: 1.5px solid var(--border-light);
            background: var(--bg-card);
            color: #fff;
            font-size: 0.9rem;
            transition: border-color var(--transition-fast);
        }
        .cta-input:focus {
            outline: none;
            border-color: var(--accent-neon);
            box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.08);
        }
        .cta-input::placeholder {
            color: var(--text-weak);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-nav);
            border-top: 2px solid var(--border-color);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 0.8rem;
            color: var(--text-weak);
            line-height: 1.6;
            max-width: 260px;
        }
        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.4px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links a {
            font-size: 0.8rem;
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-weak);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-weak);
            margin: 0 6px;
        }
        .footer-bottom a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom .sep {
            color: var(--border-light);
            margin: 0 4px;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-stats-row {
                grid-template-columns: repeat(3, 1fr);
            }
            .hero-live-matches {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .main-nav a {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
            .nav-live-indicator {
                font-size: 0.7rem;
                padding: 5px 10px;
            }
        }

        @media (max-width: 768px) {
            .hero-stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .hero-live-matches {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.85rem;
            }
            .hero-section {
                min-height: auto;
                padding: 20px 0;
            }
            .hero-stat-card {
                padding: 10px 8px;
            }
            .hero-stat-value {
                font-size: 1.2rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .main-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-live-indicator {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 30px 20px;
            }
            .news-thumb {
                width: 60px;
                height: 44px;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 8px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero-stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .hero-live-matches {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .hero-title {
                font-size: 1.35rem;
            }
            .hero-stat-value {
                font-size: 1rem;
            }
            .hero-stat-card {
                padding: 8px 6px;
            }
            .ranking-item {
                padding: 10px 12px;
                gap: 8px;
            }
            .card-body {
                padding: 12px 14px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-input {
                width: 100%;
            }
        }

        /* Utility */
        .text-neon {
            color: var(--accent-neon);
        }
        .text-muted {
            color: var(--text-weak);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .gap-sm {
            gap: 6px;
        }
        .gap-md {
            gap: 14px;
        }
        .fw-bold {
            font-weight: 700;
        }

/* roulang page: category1 */
:root {
            --bg-deep: #080810;
            --bg-primary: #0c0c18;
            --bg-secondary: #111122;
            --bg-card: #141428;
            --bg-card-hover: #1a1a35;
            --bg-elevated: #1b1b38;
            --text-primary: #eef0f6;
            --text-secondary: #b0b5c8;
            --text-muted: #787c92;
            --accent-cyan: #00d4ff;
            --accent-cyan-glow: rgba(0, 212, 255, 0.35);
            --accent-green: #00ff88;
            --accent-green-glow: rgba(0, 255, 136, 0.3);
            --accent-purple: #9966ff;
            --accent-orange: #ff7043;
            --accent-red: #ff3d5c;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-glow: rgba(0, 212, 255, 0.25);
            --border-card: rgba(255, 255, 255, 0.1);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow-cyan: 0 0 20px rgba(0, 212, 255, 0.2), 0 0 60px rgba(0, 212, 255, 0.08);
            --shadow-glow-green: 0 0 16px rgba(0, 255, 136, 0.18);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-deep);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #66e8ff;
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 3px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(12, 12, 24, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-cyan), #0088cc);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 18px;
            color: #fff;
            box-shadow: var(--shadow-glow-cyan);
            letter-spacing: -1px;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--accent-cyan);
        }
        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.3px;
        }
        .main-nav li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
        }
        .main-nav li a.active {
            color: #fff;
            background: rgba(0, 212, 255, 0.15);
            box-shadow: 0 0 14px var(--accent-cyan-glow), inset 0 1px 0 rgba(255, 255, 255, 0.1);
            font-weight: 600;
            text-shadow: 0 0 6px rgba(0, 212, 255, 0.5);
        }
        .nav-live-indicator {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--accent-green);
            font-weight: 600;
            white-space: nowrap;
            padding: 6px 12px;
            border-radius: 20px;
            background: rgba(0, 255, 136, 0.08);
            border: 1px solid rgba(0, 255, 136, 0.2);
            animation: livePulse 2s infinite;
        }
        .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--accent-green);
            box-shadow: 0 0 10px var(--accent-green-glow);
            animation: dotBlink 1s infinite;
        }
        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 8px rgba(0, 255, 136, 0.15);
            }
            50% {
                box-shadow: 0 0 18px rgba(0, 255, 136, 0.35);
            }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 26px;
            cursor: pointer;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav li a {
                padding: 7px 10px;
                font-size: 12.5px;
                border-radius: 16px;
            }
            .nav-live-indicator {
                font-size: 11px;
                padding: 5px 8px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 14px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .main-nav-wrap {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: rgba(12, 12, 24, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border-subtle);
                padding: 10px 14px;
                display: none;
                z-index: 999;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
            }
            .main-nav-wrap.open {
                display: block;
            }
            .main-nav {
                flex-direction: column;
                gap: 2px;
            }
            .main-nav li a {
                border-radius: 10px;
                padding: 10px 16px;
                font-size: 14px;
                text-align: center;
            }
            .nav-live-indicator {
                justify-content: center;
                margin-top: 6px;
                font-size: 13px;
            }
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 8, 16, 0.7) 0%, rgba(8, 8, 16, 0.88) 40%, rgba(8, 8, 16, 0.96) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 20%, rgba(0, 212, 255, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(0, 255, 136, 0.08) 0%, transparent 55%);
            z-index: 2;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            width: 100%;
            padding: 60px 0 40px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(0, 212, 255, 0.14);
            border: 1px solid var(--border-glow);
            border-radius: 24px;
            padding: 7px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 1px;
            margin-bottom: 20px;
            animation: glowPulse 3s infinite;
        }
        @keyframes glowPulse {
            0%,
            100% {
                box-shadow: 0 0 8px var(--accent-cyan-glow);
            }
            50% {
                box-shadow: 0 0 22px var(--accent-cyan-glow);
            }
        }
        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan-glow);
        }
        .hero-title {
            font-size: clamp(32px, 5vw, 50px);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), #00b8e6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 620px;
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 36px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.5px;
            background: linear-gradient(135deg, #00d4ff, #0099cc);
            color: #fff;
            border: none;
            box-shadow: 0 4px 20px rgba(0, 212, 255, 0.35);
            transition: all var(--transition-smooth);
            text-decoration: none;
        }
        .btn-primary:hover {
            box-shadow: 0 6px 28px rgba(0, 212, 255, 0.5);
            transform: translateY(-2px);
            color: #fff;
            background: linear-gradient(135deg, #22ddff, #00aadd);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-smooth);
            text-decoration: none;
        }
        .btn-outline:hover {
            border-color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.08);
            color: #fff;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }
        .hero-data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
            max-width: 800px;
        }
        .hero-data-card {
            background: rgba(20, 20, 40, 0.75);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 16px 14px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .hero-data-card:hover {
            border-color: var(--border-glow);
            background: rgba(28, 28, 50, 0.85);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-3px);
            color: inherit;
        }
        .hero-data-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-cyan);
            font-family: var(--font-mono);
            letter-spacing: 0.5px;
        }
        .hero-data-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
                padding: 20px 0;
            }
            .hero-data-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .hero-data-value {
                font-size: 22px;
            }
            .hero-data-card {
                padding: 12px 10px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .hero-data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .hero-data-value {
                font-size: 19px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
        }

        /* ===== SECTION COMMON ===== */
        .section {
            padding: 60px 0;
        }
        .section-dark {
            background: var(--bg-primary);
        }
        .section-deeper {
            background: var(--bg-deep);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-header .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
        }
        .section-header .accent-line {
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent-cyan);
            border-radius: 2px;
            margin: 14px auto 0;
            box-shadow: 0 0 12px var(--accent-cyan-glow);
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 30px;
            }
        }

        /* ===== LIVE NOW GRID ===== */
        .live-now-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .live-match-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 18px 16px;
            position: relative;
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .live-match-card:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-3px);
            color: inherit;
        }
        .live-match-card .live-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent-red);
            color: #fff;
            font-size: 10px;
            font-weight: 700;
            padding: 3px 9px;
            border-radius: 10px;
            letter-spacing: 1px;
            animation: dotBlink 1.2s infinite;
        }
        .live-match-card .game-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 10px;
        }
        .live-match-card .match-teams {
            font-weight: 700;
            font-size: 15px;
            color: #fff;
            margin-bottom: 4px;
        }
        .live-match-card .match-score {
            font-size: 24px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent-cyan);
            letter-spacing: 1px;
        }
        .live-match-card .match-meta {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 1024px) {
            .live-now-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .live-now-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== HOT RANKING ===== */
        .hot-rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .hot-rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
        }
        .hot-rank-item:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-glow-cyan);
            color: inherit;
        }
        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .rank-num.top1 {
            background: linear-gradient(135deg, #ffb300, #ff8c00);
            color: #fff;
            box-shadow: 0 0 14px rgba(255, 179, 0, 0.4);
        }
        .rank-num.top2 {
            background: linear-gradient(135deg, #b0bec5, #78909c);
            color: #fff;
            box-shadow: 0 0 10px rgba(176, 190, 197, 0.3);
        }
        .rank-num.top3 {
            background: linear-gradient(135deg, #a1887f, #6d4c41);
            color: #fff;
            box-shadow: 0 0 8px rgba(161, 136, 127, 0.3);
        }
        .rank-num.normal {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-title {
            font-weight: 600;
            color: #fff;
            font-size: 14px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-viewers {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .rank-viewers i {
            color: var(--accent-green);
            margin-right: 3px;
        }

        /* ===== SERVICE CARDS ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .service-card:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-4px);
        }
        .service-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            margin: 0 auto 16px;
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
        }
        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        @media (max-width: 768px) {
            .service-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .service-card {
                padding: 20px 14px;
            }
        }
        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FEATURED CARDS ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .featured-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-4px);
            color: inherit;
        }
        .featured-card-img {
            height: 170px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .featured-card-img .overlay-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(0, 0, 0, 0.7);
            color: var(--accent-cyan);
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            border: 1px solid rgba(0, 212, 255, 0.3);
        }
        .featured-card-body {
            padding: 18px 16px;
        }
        .featured-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .featured-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }
        .featured-card-body .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 10px;
        }
        .tag-pill {
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 12px;
            background: rgba(0, 212, 255, 0.1);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 212, 255, 0.2);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .featured-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== NEWS LIST ===== */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            transition: all var(--transition-smooth);
            text-decoration: none;
            color: inherit;
        }
        .news-item:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-glow-cyan);
            color: inherit;
        }
        .news-badge {
            flex-shrink: 0;
            font-size: 10px;
            font-weight: 700;
            padding: 5px 10px;
            border-radius: 10px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .news-badge.hot {
            background: rgba(255, 61, 92, 0.2);
            color: var(--accent-red);
            border: 1px solid rgba(255, 61, 92, 0.3);
        }
        .news-badge.new {
            background: rgba(0, 212, 255, 0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 212, 255, 0.25);
        }
        .news-badge.rec {
            background: rgba(255, 179, 0, 0.15);
            color: #ffb300;
            border: 1px solid rgba(255, 179, 0, 0.25);
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-title {
            font-weight: 600;
            font-size: 14.5px;
            color: #fff;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-summary {
            font-size: 12.5px;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .news-date {
            font-size: 11px;
            color: var(--text-muted);
            flex-shrink: 0;
            white-space: nowrap;
        }

        /* ===== REVIEWS ===== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 22px 18px;
            transition: all var(--transition-smooth);
        }
        .review-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow-cyan);
        }
        .review-stars {
            color: #ffb300;
            font-size: 14px;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .review-avatar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .review-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }
        @media (max-width: 520px) {
            .review-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 15px;
            color: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .faq-question .faq-icon {
            font-size: 13px;
            color: var(--accent-cyan);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== ECO TAGS ===== */
        .eco-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .eco-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
        }
        .eco-tag:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-hover);
            color: #fff;
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-2px);
        }
        .eco-tag i {
            font-size: 14px;
            color: var(--accent-cyan);
        }

        /* ===== CHANGELOG ===== */
        .changelog-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-width: 700px;
            margin: 0 auto;
        }
        .changelog-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 12px 16px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-card);
            font-size: 13.5px;
            color: var(--text-secondary);
        }
        .changelog-version {
            flex-shrink: 0;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--accent-cyan);
            font-size: 12px;
            min-width: 48px;
        }
        .changelog-desc {
            line-height: 1.5;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(0, 255, 136, 0.05));
            border-top: 1px solid var(--border-glow);
            border-bottom: 1px solid var(--border-glow);
            text-align: center;
            padding: 56px 0;
        }
        .cta-title {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-desc {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-input {
            flex: 1;
            min-width: 200px;
            padding: 13px 18px;
            border-radius: 28px;
            border: 1.5px solid var(--border-card);
            background: var(--bg-card);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: all var(--transition-smooth);
        }
        .subscribe-input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 12px var(--accent-cyan-glow);
            background: var(--bg-card-hover);
        }
        .subscribe-input::placeholder {
            color: var(--text-muted);
        }
        .btn-subscribe {
            padding: 13px 26px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 14px;
            background: linear-gradient(135deg, #00d4ff, #0099cc);
            color: #fff;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(0, 212, 255, 0.3);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-subscribe:hover {
            box-shadow: 0 6px 24px rgba(0, 212, 255, 0.5);
            transform: translateY(-2px);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 28px;
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }
        .footer-brand-desc {
            font-size: 12.5px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0;
        }
        .footer-col-title {
            font-weight: 700;
            font-size: 14px;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-links li a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            line-height: 2;
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-bottom a {
            color: var(--text-muted);
            font-size: 12px;
        }
        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: var(--text-muted);
            opacity: 0.4;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== UTILITY ===== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

/* roulang page: category2 */
:root {
            --primary: #00d4ff;
            --primary-glow: #00e5ff;
            --accent: #00ff88;
            --accent-warm: #ff6b35;
            --bg-deep: #0a0e17;
            --bg-card: #111827;
            --bg-card-hover: #161d2a;
            --bg-elevated: #1a2233;
            --text-primary: #ffffff;
            --text-secondary: #c5cdd8;
            --text-weak: #8899aa;
            --border-subtle: #1e2a3a;
            --border-active: #00d4ff40;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.25);
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            background: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-glow);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 14, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            gap: 24px;
        }
        .logo-brand {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .logo-brand:hover {
            color: var(--primary-glow);
            text-decoration: none;
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), #0088cc);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .main-nav li {
            margin: 0;
            padding: 0;
        }
        .main-nav a {
            display: block;
            padding: 8px 13px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.01em;
        }
        .main-nav a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
            text-decoration: none;
        }
        .main-nav a.active {
            color: var(--primary-glow);
            background: rgba(0, 212, 255, 0.08);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 13px;
            right: 13px;
            height: 2px;
            background: var(--primary-glow);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--primary-glow), 0 0 16px rgba(0, 212, 255, 0.5);
        }
        .nav-live-indicator {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 0.82rem;
            color: var(--accent);
            font-weight: 600;
            white-space: nowrap;
            padding: 6px 12px;
            border-radius: 20px;
            background: rgba(0, 255, 136, 0.06);
            border: 1px solid rgba(0, 255, 136, 0.2);
            animation: livePulse 2s ease-in-out infinite;
        }
        .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 8px var(--accent), 0 0 16px rgba(0, 255, 136, 0.6);
            animation: dotBlink 1.2s ease-in-out infinite;
        }
        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        @keyframes livePulse {
            0%,
            100% {
                border-color: rgba(0, 255, 136, 0.2);
            }
            50% {
                border-color: rgba(0, 255, 136, 0.5);
            }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .mobile-menu-toggle:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            padding: 48px 0 40px;
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 23, 0.75) 0%, rgba(10, 14, 23, 0.92) 60%, rgba(10, 14, 23, 0.98) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .hero-title-block {
            flex: 1;
            min-width: 280px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 255, 136, 0.12);
            border: 1px solid rgba(0, 255, 136, 0.3);
            color: var(--accent);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .hero-badge .pulse-mini {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            animation: dotBlink 1s ease-in-out infinite;
        }
        .hero-title {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.25;
            letter-spacing: 0.01em;
        }
        .hero-title .highlight {
            color: var(--primary-glow);
            text-shadow: 0 0 24px rgba(0, 212, 255, 0.4);
        }
        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin: 0 0 16px;
            line-height: 1.5;
            max-width: 520px;
        }
        .hero-stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            min-width: 80px;
        }
        .hero-stat-value {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-glow);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
        }
        .hero-stat-label {
            font-size: 0.72rem;
            color: var(--text-weak);
            margin-top: 2px;
        }
        .hero-stat-trend {
            font-size: 0.7rem;
            color: var(--accent);
            font-weight: 500;
        }

        /* Live score strip */
        .live-score-strip {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 8px;
            margin-top: 8px;
        }
        .live-score-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 12px 14px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
            text-decoration: none;
            color: inherit;
        }
        .live-score-card:hover {
            border-color: var(--border-active);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-glow);
            text-decoration: none;
            color: inherit;
            transform: translateY(-1px);
        }
        .live-score-card .match-teams {
            flex: 1;
            min-width: 0;
        }
        .live-score-card .team-name {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .live-score-card .team-name.away {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.78rem;
        }
        .live-score-card .score-display {
            font-family: var(--font-mono);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-glow);
            text-align: center;
            min-width: 44px;
            letter-spacing: 0.04em;
        }
        .live-score-card .match-status {
            font-size: 0.68rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .status-live {
            color: var(--accent);
        }
        .status-upcoming {
            color: #f0a830;
        }
        .status-finished {
            color: var(--text-weak);
        }
        .live-score-card .match-league {
            font-size: 0.66rem;
            color: var(--text-weak);
            position: absolute;
            top: 6px;
            right: 10px;
        }
        .live-tag {
            display: inline-block;
            font-size: 0.62rem;
            font-weight: 700;
            color: #000;
            background: var(--accent);
            padding: 2px 6px;
            border-radius: 2px;
            letter-spacing: 0.06em;
            animation: dotBlink 1.5s ease-in-out infinite;
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 48px 0;
        }
        .section-dark {
            background: var(--bg-card);
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-weak);
            margin: 0 0 32px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-header .section-title {
            position: relative;
            display: inline-block;
        }
        .section-header .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
        }

        /* ========== DATA CARDS GRID ========== */
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
            gap: 8px;
        }
        .data-mini-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 14px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .data-mini-card:hover {
            border-color: var(--border-active);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
            text-decoration: none;
            color: inherit;
        }
        .data-mini-card .data-value {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-glow);
            letter-spacing: -0.02em;
        }
        .data-mini-card .data-label {
            font-size: 0.75rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        .data-mini-card .data-trend {
            font-size: 0.7rem;
            color: var(--accent);
            font-weight: 500;
            margin-top: 2px;
        }
        .data-mini-card .data-trend.down {
            color: #ff5252;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 16px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-smooth);
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .feature-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
            text-decoration: none;
            color: inherit;
        }
        .feature-card .fc-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(0, 212, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 14px;
        }
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
        }
        .feature-card p {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .news-list li {
            margin: 0;
            padding: 0;
        }
        .news-list a {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            text-decoration: none;
            color: inherit;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .news-list a:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-subtle);
            text-decoration: none;
            color: inherit;
        }
        .news-list .news-tag {
            flex-shrink: 0;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 3px;
            letter-spacing: 0.03em;
            margin-top: 2px;
            white-space: nowrap;
        }
        .tag-hot {
            background: rgba(255, 107, 53, 0.15);
            color: #ff6b35;
        }
        .tag-new {
            background: rgba(0, 212, 255, 0.12);
            color: var(--primary);
        }
        .tag-recommend {
            background: rgba(0, 255, 136, 0.12);
            color: var(--accent);
        }
        .news-list .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-list .news-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 3px;
            line-height: 1.4;
        }
        .news-list .news-summary {
            font-size: 0.78rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.45;
        }
        .news-list .news-date {
            font-size: 0.7rem;
            color: var(--text-weak);
            flex-shrink: 0;
            margin-top: 2px;
            white-space: nowrap;
        }

        /* ========== TOPIC CARDS ========== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 16px;
        }
        .topic-card {
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .topic-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            text-decoration: none;
            color: inherit;
        }
        .topic-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .topic-card-body {
            padding: 16px;
        }
        .topic-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
        }
        .topic-card-body p {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .topic-card-body .topic-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .topic-tag {
            font-size: 0.68rem;
            padding: 3px 8px;
            border-radius: 12px;
            background: rgba(0, 212, 255, 0.08);
            color: var(--primary);
            border: 1px solid rgba(0, 212, 255, 0.2);
            white-space: nowrap;
        }

        /* ========== REVIEW CARDS ========== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 14px;
        }
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-fast);
        }
        .review-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-sm);
        }
        .review-card .review-stars {
            color: #f0a830;
            font-size: 0.85rem;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .review-card .review-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin: 0 0 10px;
        }
        .review-card .review-author {
            font-size: 0.75rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .review-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-elevated);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
            border: 1px solid var(--border-subtle);
        }

        /* ========== FAQ ========== */
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--bg-card);
            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-active);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            padding: 16px 20px;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary-glow);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }
        .faq-icon {
            flex-shrink: 0;
            font-size: 1rem;
            color: var(--primary);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #0d1520 0%, #111d2e 50%, #0d1520 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0 0 20px;
            position: relative;
            z-index: 1;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }
        .btn-primary {
            background: var(--primary);
            color: #0a0e17;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-glow);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.5);
            transform: translateY(-1px);
            text-decoration: none;
            color: #0a0e17;
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(0, 212, 255, 0.08);
            border-color: var(--primary-glow);
            color: var(--primary-glow);
            text-decoration: none;
        }
        .btn-accent {
            background: var(--accent);
            color: #0a0e17;
            box-shadow: 0 0 12px rgba(0, 255, 136, 0.25);
        }
        .btn-accent:hover {
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.45);
            transform: translateY(-1px);
            text-decoration: none;
            color: #0a0e17;
        }
        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        /* ========== ECO TAGS ========== */
        .eco-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }
        .eco-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }
        .eco-tag:hover {
            border-color: var(--border-active);
            color: var(--primary-glow);
            background: var(--bg-card-hover);
            text-decoration: none;
        }
        .eco-tag i {
            font-size: 0.7rem;
            color: var(--primary);
        }

        /* ========== CHANGELOG ========== */
        .changelog-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .changelog-item {
            display: flex;
            gap: 14px;
            padding: 12px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .changelog-item:hover {
            border-color: var(--border-active);
        }
        .changelog-version {
            font-family: var(--font-mono);
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .changelog-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        .changelog-date {
            font-size: 0.7rem;
            color: var(--text-weak);
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ========== SCHEDULE TABLE ========== */
        .schedule-table-wrap {
            overflow-x: auto;
        }
        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.85rem;
        }
        .schedule-table th {
            background: var(--bg-elevated);
            color: var(--text-weak);
            font-weight: 600;
            padding: 10px 14px;
            text-align: left;
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            white-space: nowrap;
            border-bottom: 2px solid var(--border-subtle);
        }
        .schedule-table td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .schedule-table tr {
            transition: background var(--transition-fast);
        }
        .schedule-table tbody tr:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .schedule-table .team-cell {
            font-weight: 600;
            color: var(--text-primary);
        }
        .schedule-table .score-cell {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary-glow);
            letter-spacing: 0.04em;
        }
        .schedule-table .status-badge {
            display: inline-block;
            padding: 3px 8px;
            border-radius: 10px;
            font-size: 0.68rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        .badge-live {
            background: rgba(0, 255, 136, 0.15);
            color: var(--accent);
        }
        .badge-upcoming {
            background: rgba(240, 168, 48, 0.12);
            color: #f0a830;
        }
        .badge-done {
            background: rgba(136, 153, 170, 0.1);
            color: var(--text-weak);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #080c13;
            border-top: 1px solid var(--border-subtle);
            padding: 40px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .footer-brand-desc {
            font-size: 0.82rem;
            color: var(--text-weak);
            line-height: 1.55;
            margin: 0;
        }
        .footer-col-title {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-links a {
            font-size: 0.82rem;
            color: var(--text-weak);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary-glow);
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 18px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-weak);
            line-height: 1.8;
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: var(--border-subtle);
        }
        .footer-bottom a {
            color: var(--text-weak);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--primary-glow);
            text-decoration: none;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 1.9rem;
            }
            .live-score-strip {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .data-cards-grid {
                grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 52px;
                gap: 12px;
            }
            .main-nav {
                gap: 0;
            }
            .main-nav a {
                padding: 6px 8px;
                font-size: 0.78rem;
            }
            .nav-live-indicator {
                font-size: 0.7rem;
                padding: 4px 8px;
                gap: 4px;
            }
            .hero-section {
                padding: 32px 0 28px;
            }
            .hero-title {
                font-size: 1.55rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-header {
                flex-direction: column;
                gap: 16px;
            }
            .live-score-strip {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .live-score-card {
                padding: 10px;
            }
            .live-score-card .score-display {
                font-size: 1rem;
                min-width: 36px;
            }
            .live-score-card .team-name {
                font-size: 0.74rem;
            }
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .data-cards-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 6px;
            }
            .data-mini-card {
                padding: 10px 8px;
            }
            .data-mini-card .data-value {
                font-size: 1.2rem;
            }
            .data-mini-card .data-label {
                font-size: 0.68rem;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .schedule-table {
                font-size: 0.75rem;
            }
            .schedule-table th,
            .schedule-table td {
                padding: 7px 8px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .main-nav.desktop-nav {
                display: none;
            }
            .main-nav.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 23, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border-subtle);
                padding: 12px 20px;
                gap: 2px;
                z-index: 999;
                box-shadow: var(--shadow-lg);
            }
            .main-nav.mobile-open a {
                padding: 12px 14px;
                font-size: 0.9rem;
                width: 100%;
            }
            .main-nav.mobile-open a.active::after {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .hero-title {
                font-size: 1.35rem;
            }
            .live-score-strip {
                grid-template-columns: 1fr;
                gap: 4px;
            }
            .data-cards-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 4px;
            }
            .data-mini-card {
                padding: 8px 6px;
            }
            .data-mini-card .data-value {
                font-size: 1rem;
            }
            .data-mini-card .data-label {
                font-size: 0.65rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .cta-section {
                padding: 28px 16px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.82rem;
            }
            .hero-stats-row {
                gap: 8px;
            }
            .hero-stat-item {
                padding: 8px 10px;
                min-width: 60px;
            }
            .hero-stat-value {
                font-size: 1.1rem;
            }
            .schedule-table-wrap {
                margin: 0 -12px;
                padding: 0 4px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-deep: #0a0b0f;
            --bg-surface: #111318;
            --bg-card: #161820;
            --bg-elevated: #1a1d25;
            --text-primary: #e8e9ec;
            --text-secondary: #b0b3bd;
            --text-muted: #6e7180;
            --accent-primary: #00e5a0;
            --accent-glow: #00e5a0;
            --accent-secondary: #3b82f6;
            --accent-warn: #f59e0b;
            --accent-danger: #ef4444;
            --border-subtle: #1e2130;
            --border-regular: #2a2d3a;
            --border-glow: rgba(0, 229, 160, 0.35);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 24px rgba(0, 229, 160, 0.18);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --nav-height: 64px;
            --neon-glow: 0 0 18px rgba(0, 229, 160, 0.5), 0 0 40px rgba(0, 229, 160, 0.2);
        }

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

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

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

        a {
            color: var(--accent-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #33ffb8;
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-primary);
            line-height: 1.3;
            font-weight: 700;
            margin-top: 0;
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 70px 0;
        }
        .section-dark {
            background: var(--bg-surface);
        }
        .section-title {
            text-align: center;
            margin-bottom: 16px;
            font-weight: 800;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-secondary);
            margin-bottom: 48px;
            font-size: 1.05rem;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--accent-primary);
            border-radius: 2px;
            margin: 0 auto 40px;
            box-shadow: var(--shadow-glow);
        }

        /* ========== 暗色霓虹导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 11, 15, 0.94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
        }
        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .header-logo {
            font-size: 1.45rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--accent-primary);
            text-shadow: var(--neon-glow);
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            color: #0a0b0f;
            font-size: 0.9rem;
            box-shadow: var(--shadow-glow);
        }
        .main-nav {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            color: var(--text-secondary);
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }
        .main-nav li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.04);
        }
        .main-nav li a.active {
            color: var(--accent-primary);
            background: rgba(0, 229, 160, 0.08);
            text-shadow: 0 0 12px rgba(0, 229, 160, 0.5);
        }
        .main-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 3px;
            background: var(--accent-primary);
            border-radius: 3px;
            box-shadow: var(--neon-glow);
        }
        .nav-live-indicator {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 0.85rem;
            color: var(--accent-primary);
            font-weight: 700;
            white-space: nowrap;
            padding: 6px 14px;
            background: rgba(0, 229, 160, 0.07);
            border-radius: 20px;
            border: 1px solid rgba(0, 229, 160, 0.25);
        }
        .live-dot {
            width: 9px;
            height: 9px;
            background: var(--accent-primary);
            border-radius: 50%;
            animation: pulse-dot 1.4s ease-in-out infinite;
            box-shadow: 0 0 10px var(--accent-glow);
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.35;
                transform: scale(1.7);
            }
        }

        /* 移动端导航 */
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 10px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 11, 15, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            z-index: 999;
            padding: 20px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            color: var(--text-secondary);
            font-size: 1.05rem;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--accent-primary);
            background: rgba(0, 229, 160, 0.08);
        }
        .mobile-nav-panel .nav-live-indicator-mobile {
            margin-top: 8px;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 0.9rem;
            color: var(--accent-primary);
            font-weight: 700;
            padding: 10px 16px;
            background: rgba(0, 229, 160, 0.07);
            border-radius: 20px;
            border: 1px solid rgba(0, 229, 160, 0.25);
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            padding: 80px 0 90px;
            background: linear-gradient(170deg, #0d0f16 0%, #11141c 40%, #0a0b0f 100%);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.07) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }
        .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .hero-text .hero-badge {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(0, 229, 160, 0.1);
            color: var(--accent-primary);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 18px;
            border: 1px solid rgba(0, 229, 160, 0.3);
        }
        .hero-text h1 {
            font-size: 2.8rem;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #e8e9ec 0%, #b8d4f0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-text .hero-desc {
            color: var(--text-secondary);
            font-size: 1.1rem;
            margin-bottom: 28px;
            line-height: 1.8;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            transition: all var(--transition-normal);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent-primary);
            color: #0a0b0f;
            box-shadow: 0 4px 18px rgba(0, 229, 160, 0.3);
        }
        .btn-primary:hover {
            background: #00f0a8;
            box-shadow: 0 6px 26px rgba(0, 229, 160, 0.45);
            transform: translateY(-2px);
            color: #0a0b0f;
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid var(--border-regular);
        }
        .btn-outline:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            box-shadow: var(--shadow-glow);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 20px;
        }
        .btn-lg {
            padding: 14px 30px;
            font-size: 1.05rem;
            border-radius: 28px;
        }
        .hero-visual {
            flex: 0 0 420px;
            min-width: 300px;
            position: relative;
            z-index: 2;
        }
        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
        }
        .hero-visual .floating-badge {
            position: absolute;
            top: -15px;
            right: -20px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-regular);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            box-shadow: var(--shadow-md);
            font-size: 0.85rem;
            color: var(--accent-primary);
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ========== 数据概览卡片 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
        }
        .stat-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            background: var(--bg-elevated);
        }
        .stat-card .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-primary);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
        }
        .stat-card .stat-label {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-top: 4px;
        }
        .stat-card .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.78rem;
            margin-top: 6px;
            font-weight: 600;
        }
        .stat-trend.up {
            color: #00e5a0;
        }
        .stat-trend.down {
            color: #ef4444;
        }
        .stat-card .stat-icon {
            font-size: 1.5rem;
            margin-bottom: 6px;
        }
        .stat-card.live-card {
            border-color: rgba(0, 229, 160, 0.4);
            animation: live-border-pulse 2s ease-in-out infinite;
        }
        @keyframes live-border-pulse {
            0%,
            100% {
                border-color: rgba(0, 229, 160, 0.4);
            }
            50% {
                border-color: rgba(0, 229, 160, 0.8);
            }
        }
        .live-tag {
            display: inline-block;
            padding: 3px 10px;
            background: #ef4444;
            color: #fff;
            border-radius: 10px;
            font-size: 0.7rem;
            font-weight: 800;
            animation: pulse-dot 1.2s ease-in-out infinite;
            letter-spacing: 0.04em;
        }

        /* ========== 核心服务卡片 ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            transition: all var(--transition-normal);
            text-align: center;
        }
        .service-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            background: var(--bg-elevated);
        }
        .service-card .service-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--accent-primary);
            border: 1px solid rgba(0, 229, 160, 0.25);
        }
        .service-card h3 {
            margin-bottom: 8px;
        }
        .service-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* ========== 赛程展示区 ========== */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .schedule-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition-normal);
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .schedule-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .schedule-card .match-date {
            flex: 0 0 70px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .schedule-card .match-date .day {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            display: block;
            line-height: 1;
        }
        .schedule-card .match-info {
            flex: 1;
        }
        .schedule-card .match-teams {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 4px;
        }
        .schedule-card .match-league {
            font-size: 0.8rem;
            color: var(--accent-primary);
            font-weight: 600;
        }
        .schedule-card .match-status {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-top: 6px;
        }
        .match-status.upcoming {
            background: rgba(59, 130, 246, 0.15);
            color: #3b82f6;
        }
        .match-status.finished {
            background: rgba(110, 113, 128, 0.2);
            color: #6e7180;
        }
        .match-status.live-now {
            background: rgba(239, 68, 68, 0.2);
            color: #ef4444;
            animation: pulse-dot 1s ease-in-out infinite;
        }

        /* ========== 评价区 ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            transition: all var(--transition-normal);
        }
        .testimonial-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-md);
        }
        .testimonial-card .stars {
            color: #f59e0b;
            margin-bottom: 10px;
            font-size: 0.9rem;
        }
        .testimonial-card .quote {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .author-tag {
            color: var(--accent-primary);
            font-weight: 700;
            font-size: 0.82rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .testimonial-card .author-tag .avatar-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-primary);
            display: inline-block;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            border-color: var(--border-regular);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-primary);
            font-size: 1rem;
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-normal);
            color: var(--accent-primary);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
        }

        /* ========== 更新日志 ========== */
        .changelog-list {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .changelog-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-subtle);
        }
        .changelog-item:last-child {
            border-bottom: none;
        }
        .changelog-date {
            flex: 0 0 90px;
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 600;
            padding-top: 2px;
        }
        .changelog-content h4 {
            margin-bottom: 4px;
            font-size: 0.95rem;
        }
        .changelog-content p {
            color: var(--text-secondary);
            font-size: 0.85rem;
            margin: 0;
            line-height: 1.6;
        }
        .changelog-badge {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 8px;
            font-size: 0.7rem;
            font-weight: 700;
            margin-left: 6px;
            background: rgba(0, 229, 160, 0.15);
            color: var(--accent-primary);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(160deg, #11141c 0%, #161820 50%, #0d0f16 100%);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.05) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            position: relative;
            z-index: 2;
        }
        .cta-section p {
            position: relative;
            z-index: 2;
            color: var(--text-secondary);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }
        .cta-section .btn {
            position: relative;
            z-index: 2;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
            color: var(--text-muted);
            font-size: 0.88rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .footer-brand-desc {
            color: var(--text-muted);
            font-size: 0.82rem;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col-title {
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            font-size: 0.9rem;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links li a {
            color: var(--text-muted);
            font-size: 0.82rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-links li a:hover {
            color: var(--accent-primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 2;
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: var(--border-regular);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--accent-primary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .hero-content {
                flex-direction: column;
                gap: 30px;
            }
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .schedule-grid {
                grid-template-columns: 1fr 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-visual .floating-badge {
                right: -8px;
                top: -8px;
                font-size: 0.78rem;
                padding: 10px 14px;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-live-indicator {
                display: none;
            }
            .mobile-nav-toggle {
                display: block;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .section {
                padding: 44px 0;
            }
            .hero-section {
                padding: 50px 0 60px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .schedule-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-visual .floating-badge {
                right: 0;
                top: -10px;
                font-size: 0.75rem;
                padding: 8px 12px;
            }
            .hero-text h1 {
                font-size: 1.7rem;
            }
            .hero-text .hero-desc {
                font-size: 0.95rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.9rem;
            }
            .schedule-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .schedule-card .match-date {
                flex: 0 0 auto;
                text-align: left;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 12px 8px;
                border-radius: var(--radius-sm);
            }
            .stat-card .stat-value {
                font-size: 1.3rem;
            }
            .stat-card .stat-label {
                font-size: 0.75rem;
            }
            .hero-text h1 {
                font-size: 1.45rem;
            }
            .hero-text .hero-desc {
                font-size: 0.88rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-visual .floating-badge {
                display: none;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }
            .cta-section {
                padding: 44px 0;
            }
            .container {
                padding: 0 14px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0a0b0f;
            --bg-surface: #111318;
            --bg-card: #16181f;
            --bg-elevated: #1c1f28;
            --text-primary: #e8eaef;
            --text-secondary: #9ba0b0;
            --text-weak: #6b7084;
            --accent-neon: #00e5a0;
            --accent-neon-glow: rgba(0, 229, 160, 0.35);
            --accent-blue: #3b8cff;
            --accent-blue-glow: rgba(59, 140, 255, 0.3);
            --accent-orange: #ff6d3f;
            --accent-red: #ff3b5c;
            --accent-yellow: #ffb800;
            --border-subtle: rgba(255, 255, 255, 0.07);
            --border-card: rgba(255, 255, 255, 0.1);
            --border-glow: rgba(0, 229, 160, 0.2);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.55);
            --shadow-glow: 0 0 20px rgba(0, 229, 160, 0.2);
            --font-xs: 0.75rem;
            --font-sm: 0.85rem;
            --font-base: 0.95rem;
            --font-md: 1.05rem;
            --font-lg: 1.2rem;
            --font-xl: 1.5rem;
            --font-2xl: 1.85rem;
            --font-3xl: 2.4rem;
            --font-hero: 3rem;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 64px;
            --section-gap: 60px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-neon);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }
        p {
            margin: 0 0 0.8em;
            color: var(--text-secondary);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 11, 15, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: background var(--transition-normal), border-color var(--transition-normal);
        }
        .site-header.scrolled {
            background: rgba(10, 11, 15, 0.97);
            border-bottom-color: var(--border-glow);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-neon), #00b87a);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 900;
            color: #0a0b0f;
            letter-spacing: -1px;
            box-shadow: var(--shadow-glow);
        }
        .logo-text {
            font-size: var(--font-lg);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--accent-neon);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .main-nav a {
            display: inline-block;
            padding: 7px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .main-nav a.active {
            color: var(--accent-neon);
            background: rgba(0, 229, 160, 0.08);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(0, 229, 160, 0.2);
        }
        .nav-live-indicator {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: var(--font-xs);
            color: var(--accent-red);
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
            background: rgba(255, 59, 92, 0.08);
            border: 1px solid rgba(255, 59, 92, 0.2);
            white-space: nowrap;
            margin-left: 8px;
            animation: livePulse 2s ease-in-out infinite;
        }
        .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 8px var(--accent-red);
            animation: dotBlink 1.2s ease-in-out infinite;
        }
        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        @keyframes livePulse {
            0%,
            100% {
                border-color: rgba(255, 59, 92, 0.2);
            }
            50% {
                border-color: rgba(255, 59, 92, 0.45);
            }
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            padding: 70px 0 50px;
            overflow: hidden;
            background: var(--bg-surface);
            border-bottom: 1px solid var(--border-subtle);
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
            filter: saturate(0.6) brightness(0.7);
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-neon), var(--accent-blue), var(--accent-neon), transparent);
            opacity: 0.7;
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: 36px;
            align-items: center;
            justify-content: space-between;
        }
        .hero-text {
            flex: 1 1 420px;
            min-width: 280px;
        }
        .hero-badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: var(--font-xs);
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            background: rgba(0, 229, 160, 0.1);
            color: var(--accent-neon);
            border: 1px solid rgba(0, 229, 160, 0.25);
            margin-bottom: 16px;
        }
        .hero-text h1 {
            font-size: var(--font-hero);
            font-weight: 900;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            line-height: 1.15;
        }
        .hero-text h1 span {
            color: var(--accent-neon);
        }
        .hero-subtitle {
            font-size: var(--font-lg);
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 520px;
            line-height: 1.6;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 28px;
            font-weight: 600;
            font-size: var(--font-base);
            border: none;
            transition: all var(--transition-normal);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: var(--accent-neon);
            color: #0a0b0f;
            box-shadow: 0 4px 18px rgba(0, 229, 160, 0.35);
        }
        .btn-primary:hover {
            background: #00f0b0;
            box-shadow: 0 6px 24px rgba(0, 229, 160, 0.5);
            transform: translateY(-2px);
            color: #0a0b0f;
        }
        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-card);
        }
        .btn-outline:hover {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            background: rgba(0, 229, 160, 0.04);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: var(--font-sm);
            border-radius: 20px;
        }
        .hero-stats-mini {
            flex: 0 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
            min-width: 300px;
        }
        .stat-mini-card {
            background: rgba(22, 24, 31, 0.85);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 16px 14px;
            text-align: center;
            backdrop-filter: blur(4px);
            transition: all var(--transition-normal);
        }
        .stat-mini-card:hover {
            border-color: var(--accent-neon);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .stat-mini-value {
            font-size: var(--font-2xl);
            font-weight: 900;
            color: var(--accent-neon);
            line-height: 1;
            margin-bottom: 4px;
        }
        .stat-mini-label {
            font-size: var(--font-xs);
            color: var(--text-weak);
            letter-spacing: 0.5px;
        }
        .stat-mini-trend {
            font-size: 0.7rem;
            font-weight: 600;
            margin-top: 3px;
        }
        .trend-up {
            color: var(--accent-neon);
        }
        .trend-down {
            color: var(--accent-red);
        }
        .trend-stable {
            color: var(--accent-yellow);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-dark {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: var(--font-2xl);
            font-weight: 800;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }
        .section-header h2 span {
            color: var(--accent-neon);
        }
        .section-header p {
            font-size: var(--font-md);
            color: var(--text-weak);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: var(--font-xs);
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            background: rgba(59, 140, 255, 0.1);
            color: var(--accent-blue);
            border: 1px solid rgba(59, 140, 255, 0.2);
            margin-bottom: 10px;
        }

        /* ========== RANKING OVERVIEW CARDS ========== */
        .ranking-overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .ranking-ov-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }
        .ranking-ov-card:hover {
            border-color: var(--accent-neon);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            background: var(--bg-elevated);
        }
        .ranking-ov-card::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 60px;
            height: 60px;
            border-radius: 0 0 0 60px;
            background: rgba(0, 229, 160, 0.04);
            z-index: 0;
        }
        .ranking-ov-icon {
            font-size: 1.8rem;
            color: var(--accent-neon);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .ranking-ov-title {
            font-size: var(--font-md);
            font-weight: 700;
            margin-bottom: 4px;
            position: relative;
            z-index: 1;
        }
        .ranking-ov-count {
            font-size: var(--font-2xl);
            font-weight: 900;
            color: var(--accent-neon);
            position: relative;
            z-index: 1;
            line-height: 1;
        }
        .ranking-ov-sub {
            font-size: var(--font-xs);
            color: var(--text-weak);
            position: relative;
            z-index: 1;
        }
        .ranking-ov-update {
            font-size: 0.7rem;
            color: var(--text-weak);
            margin-top: 8px;
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .update-live {
            color: var(--accent-red);
            font-weight: 600;
        }

        /* ========== TOP RANKING TABLE ========== */
        .ranking-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
        }
        .ranking-table-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-subtle);
            flex-wrap: wrap;
            gap: 12px;
        }
        .ranking-table-header h3 {
            font-size: var(--font-lg);
            font-weight: 700;
            margin: 0;
        }
        .ranking-filter {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .filter-chip {
            padding: 5px 14px;
            border-radius: 16px;
            font-size: var(--font-xs);
            font-weight: 500;
            border: 1px solid var(--border-card);
            background: transparent;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
        }
        .filter-chip.active {
            background: rgba(0, 229, 160, 0.1);
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            font-weight: 600;
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
        }
        .ranking-table th {
            padding: 12px 16px;
            text-align: left;
            font-size: var(--font-xs);
            font-weight: 600;
            color: var(--text-weak);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            border-bottom: 1px solid var(--border-subtle);
            background: rgba(0, 0, 0, 0.2);
        }
        .ranking-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-subtle);
            font-size: var(--font-sm);
            vertical-align: middle;
            transition: background var(--transition-fast);
        }
        .ranking-table tbody tr {
            transition: all var(--transition-fast);
        }
        .ranking-table tbody tr:hover {
            background: rgba(0, 229, 160, 0.03);
        }
        .rank-num {
            font-weight: 900;
            font-size: var(--font-md);
            width: 40px;
        }
        .rank-1 {
            color: #ffb800;
        }
        .rank-2 {
            color: #c0c0c0;
        }
        .rank-3 {
            color: #cd7f32;
        }
        .team-cell {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .team-thumb {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid var(--border-card);
            flex-shrink: 0;
            background: var(--bg-elevated);
        }
        .team-name {
            font-weight: 600;
            color: var(--text-primary);
        }
        .team-region {
            font-size: var(--font-xs);
            color: var(--text-weak);
        }
        .elo-value {
            font-weight: 700;
            font-size: var(--font-md);
            color: var(--accent-blue);
        }
        .rank-change {
            font-weight: 600;
            font-size: var(--font-sm);
        }
        .rank-up {
            color: var(--accent-neon);
        }
        .rank-down {
            color: var(--accent-red);
        }
        .rank-same {
            color: var(--text-weak);
        }
        .win-rate {
            font-weight: 600;
        }
        .win-rate-high {
            color: var(--accent-neon);
        }
        .win-rate-mid {
            color: var(--accent-yellow);
        }
        .win-rate-low {
            color: var(--accent-red);
        }

        /* ========== RANKING DIMENSION CARDS ========== */
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .dimension-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
        }
        .dimension-card:hover {
            border-color: var(--accent-blue);
            box-shadow: 0 0 28px rgba(59, 140, 255, 0.2);
            transform: translateY(-5px);
        }
        .dimension-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(59, 140, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--accent-blue);
            border: 1px solid rgba(59, 140, 255, 0.2);
        }
        .dimension-card h3 {
            font-size: var(--font-md);
            font-weight: 700;
            margin-bottom: 6px;
        }
        .dimension-card p {
            font-size: var(--font-sm);
            color: var(--text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
        }
        .stats-strip-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .stats-strip-item:hover {
            border-color: var(--accent-neon);
            box-shadow: var(--shadow-glow);
        }
        .stats-strip-value {
            font-size: var(--font-xl);
            font-weight: 900;
            color: var(--accent-neon);
            line-height: 1;
            margin-bottom: 4px;
        }
        .stats-strip-label {
            font-size: var(--font-xs);
            color: var(--text-weak);
        }
        .stats-strip-sub {
            font-size: 0.65rem;
            color: var(--accent-blue);
            font-weight: 600;
            margin-top: 2px;
        }

        /* ========== TIMELINE / PROCESS ========== */
        .process-steps {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .process-step {
            flex: 1 1 200px;
            max-width: 260px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            position: relative;
            transition: all var(--transition-normal);
        }
        .process-step:hover {
            border-color: var(--accent-neon);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent-neon);
            color: #0a0b0f;
            font-weight: 900;
            font-size: var(--font-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }
        .process-step h3 {
            font-size: var(--font-md);
            font-weight: 700;
            margin-bottom: 4px;
        }
        .process-step p {
            font-size: var(--font-sm);
            color: var(--text-weak);
            margin: 0;
        }
        .process-arrow {
            display: flex;
            align-items: center;
            font-size: 1.4rem;
            color: var(--accent-neon);
            flex-shrink: 0;
            align-self: center;
        }

        /* ========== COMPARISON TABLE ========== */
        .compare-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-xl);
            padding: 28px;
            transition: all var(--transition-normal);
        }
        .compare-card:hover {
            border-color: var(--accent-blue);
            box-shadow: 0 0 30px rgba(59, 140, 255, 0.15);
        }
        .compare-card h3 {
            font-size: var(--font-lg);
            font-weight: 700;
            margin-bottom: 16px;
            text-align: center;
        }
        .compare-row {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
            font-size: var(--font-sm);
        }
        .compare-row:last-child {
            border-bottom: none;
        }
        .compare-label {
            color: var(--text-weak);
        }
        .compare-val {
            font-weight: 600;
            color: var(--text-primary);
        }
        .compare-val.highlight {
            color: var(--accent-neon);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: var(--font-base);
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-icon {
            font-size: 1rem;
            transition: transform var(--transition-normal);
            color: var(--accent-neon);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            color: var(--text-secondary);
            font-size: var(--font-sm);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.06) 0%, rgba(59, 140, 255, 0.04) 100%);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.06);
            z-index: 0;
        }
        .cta-section h2 {
            font-size: var(--font-2xl);
            font-weight: 800;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: var(--font-md);
            color: var(--text-secondary);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-size: var(--font-lg);
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand span {
            color: var(--accent-neon);
        }
        .footer-brand-desc {
            font-size: var(--font-sm);
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col-title {
            font-size: var(--font-sm);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 7px;
        }
        .footer-links a {
            font-size: var(--font-sm);
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: var(--font-xs);
            color: var(--text-weak);
            line-height: 2;
        }
        .footer-bottom a {
            color: var(--text-weak);
        }
        .footer-bottom a:hover {
            color: var(--accent-neon);
        }
        .sep {
            margin: 0 8px;
            color: var(--border-card);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --font-hero: 2.2rem;
                --font-3xl: 1.9rem;
                --font-2xl: 1.5rem;
                --section-gap: 42px;
            }
            .ranking-overview-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(3, 1fr);
            }
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-stats-mini {
                grid-template-columns: repeat(3, 1fr);
                min-width: auto;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 0.78rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --font-hero: 1.75rem;
                --font-3xl: 1.55rem;
                --font-2xl: 1.3rem;
                --nav-height: 56px;
                --section-gap: 32px;
            }
            .mobile-toggle {
                display: block;
            }
            .main-nav-wrap {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(10, 11, 15, 0.97);
                backdrop-filter: blur(16px);
                border-bottom: 1px solid var(--border-subtle);
                padding: 12px 16px;
                display: none;
                flex-direction: column;
                gap: 4px;
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }
            .main-nav-wrap.open {
                display: flex;
            }
            .main-nav {
                flex-direction: column;
                gap: 2px;
                width: 100%;
            }
            .main-nav a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-sm);
                font-size: var(--font-sm);
            }
            .nav-live-indicator {
                margin-left: 0;
                margin-top: 6px;
                justify-content: center;
            }
            .ranking-overview-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .dimension-grid {
                grid-template-columns: 1fr;
            }
            .hero-content {
                flex-direction: column;
            }
            .hero-stats-mini {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .process-steps {
                flex-direction: column;
                align-items: center;
            }
            .process-arrow {
                transform: rotate(90deg);
            }
            .ranking-table-wrap {
                overflow-x: auto;
            }
            .ranking-table {
                min-width: 700px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .page-hero {
                padding: 40px 0 30px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --font-hero: 1.45rem;
                --font-3xl: 1.3rem;
                --font-2xl: 1.15rem;
                --section-gap: 24px;
            }
            .ranking-overview-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .hero-stats-mini {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .filter-chip {
                padding: 4px 10px;
                font-size: 0.7rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: var(--font-sm);
            }
            .section-header h2 {
                font-size: var(--font-xl);
            }
        }

/* roulang page: category3 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #00e5a0;
            --primary-glow: rgba(0, 229, 160, 0.45);
            --primary-soft: rgba(0, 229, 160, 0.12);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.4);
            --accent: #f43f5e;
            --accent-soft: rgba(244, 63, 94, 0.15);
            --warning: #f59e0b;
            --warning-soft: rgba(245, 158, 11, 0.2);
            --bg-dark: #080c14;
            --bg-card: #111827;
            --bg-surface: #161e2c;
            --bg-elevated: #1c2536;
            --bg-hover: #1f2a3d;
            --text-primary: #e8ecf2;
            --text-secondary: #9ca3b2;
            --text-tertiary: #6b7280;
            --text-muted: #4b5563;
            --border: #1e293b;
            --border-light: #263348;
            --border-accent: #2a3d56;
            --radius-xs: 4px;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.55);
            --shadow-glow: 0 0 24px rgba(0, 229, 160, 0.25);
            --shadow-glow-purple: 0 0 20px rgba(124, 58, 237, 0.3);
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', monospace;
            --max-width: 1260px;
            --nav-height: 64px;
        }

        /* ========== Reset & Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.65;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        /* ========== Container ========== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(8, 12, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
            border-bottom-color: var(--border-light);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
        }
        .nav-logo i {
            color: var(--primary);
            font-size: 1.5rem;
            filter: drop-shadow(0 0 8px var(--primary-glow));
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .main-nav a:hover {
            color: var(--text-primary);
            background: var(--bg-hover);
        }
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--primary-glow);
        }
        .nav-live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: 20px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            border: 1px solid rgba(244, 63, 94, 0.25);
            animation: pulse-live 2s ease-in-out infinite;
        }
        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
            box-shadow: 0 0 8px var(--accent);
            animation: blink-dot 1.2s ease-in-out infinite;
        }
        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(244, 63, 94, 0.4);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(244, 63, 94, 0);
            }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--primary);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 1px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .nav-live-indicator {
                font-size: 0.72rem;
                padding: 5px 10px;
            }
        }
        @media (max-width: 860px) {
            .mobile-menu-toggle {
                display: block;
            }
            .main-nav-wrapper {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(8, 12, 20, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border);
                padding: 16px 20px;
                display: none;
                z-index: 999;
                flex-direction: column;
                gap: 2px;
                box-shadow: var(--shadow-lg);
            }
            .main-nav-wrapper.is-open {
                display: flex;
            }
            .main-nav {
                flex-direction: column;
                gap: 2px;
            }
            .main-nav a {
                width: 100%;
                padding: 10px 16px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
            .main-nav a.active::after {
                display: none;
            }
            .nav-live-indicator {
                margin-top: 8px;
                align-self: flex-start;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.1rem;
                gap: 6px;
            }
            .nav-logo i {
                font-size: 1.2rem;
            }
            .header-inner {
                padding: 0 14px;
            }
        }

        /* ========== 板块间距 ========== */
        .section {
            padding: 60px 0;
        }
        .section-sm {
            padding: 36px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-lg {
                padding: 50px 0;
            }
            .section-sm {
                padding: 24px 0;
            }
        }

        /* ========== Hero ========== */
        .hero-stats {
            position: relative;
            padding: 70px 0 60px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-stats::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(8, 12, 20, 0.78) 0%,
                    rgba(8, 12, 20, 0.88) 40%,
                    rgba(8, 12, 20, 0.95) 100%);
            z-index: 1;
        }
        .hero-stats .container {
            position: relative;
            z-index: 2;
        }
        .hero-stats-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 24px;
            background: var(--primary-soft);
            border: 1px solid rgba(0, 229, 160, 0.3);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .hero-stats-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary-glow);
            animation: blink-dot 1.5s ease-in-out infinite;
        }
        .hero-stats h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .hero-stats h1 .highlight {
            color: var(--primary);
            text-shadow: 0 0 28px var(--primary-glow);
        }
        .hero-stats-sub {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 580px;
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .hero-data-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
            margin-bottom: 12px;
        }
        .hero-data-card {
            background: rgba(22, 30, 44, 0.75);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 14px 12px;
            text-align: center;
            transition: all var(--transition-base);
            cursor: default;
            position: relative;
            overflow: hidden;
        }
        .hero-data-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            background: rgba(22, 30, 44, 0.9);
        }
        .hero-data-card .data-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-mono);
            letter-spacing: 0.5px;
            line-height: 1.1;
        }
        .hero-data-card .data-value.small {
            font-size: 1.15rem;
        }
        .hero-data-card .data-label {
            font-size: 0.72rem;
            color: var(--text-tertiary);
            margin-top: 3px;
            letter-spacing: 0.3px;
        }
        .hero-data-card .data-trend {
            font-size: 0.7rem;
            margin-top: 2px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .data-trend.up {
            color: var(--primary);
        }
        .data-trend.down {
            color: var(--accent);
        }
        .data-trend.stable {
            color: var(--warning);
        }
        .hero-data-card .live-tag {
            position: absolute;
            top: 8px;
            right: 8px;
            font-size: 0.6rem;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 2px 7px;
            border-radius: 10px;
            letter-spacing: 0.5px;
            animation: pulse-live 2s ease-in-out infinite;
        }
        .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 6px;
        }
        @media (max-width: 1200px) {
            .hero-data-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        @media (max-width: 768px) {
            .hero-stats {
                padding: 48px 0 40px;
                min-height: auto;
                background-attachment: scroll;
            }
            .hero-stats h1 {
                font-size: 1.8rem;
            }
            .hero-stats-sub {
                font-size: 0.95rem;
            }
            .hero-data-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .hero-data-card {
                padding: 10px 8px;
            }
            .hero-data-card .data-value {
                font-size: 1.1rem;
            }
            .hero-data-card .data-value.small {
                font-size: 0.95rem;
            }
            .hero-data-card .data-label {
                font-size: 0.65rem;
            }
        }
        @media (max-width: 520px) {
            .hero-stats h1 {
                font-size: 1.5rem;
            }
            .hero-data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .hero-data-card {
                padding: 8px 6px;
                border-radius: var(--radius-xs);
            }
            .hero-data-card .data-value {
                font-size: 1rem;
            }
            .hero-data-card .data-value.small {
                font-size: 0.85rem;
            }
            .hero-data-card .data-label {
                font-size: 0.6rem;
            }
            .hero-cta-row {
                flex-direction: column;
            }
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.4px;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            text-align: center;
            justify-content: center;
        }
        .btn-primary {
            background: var(--primary);
            color: #080c14;
            box-shadow: 0 0 20px rgba(0, 229, 160, 0.3);
        }
        .btn-primary:hover {
            background: #00f0b0;
            box-shadow: 0 0 32px rgba(0, 229, 160, 0.5);
            transform: translateY(-1px);
            color: #080c14;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--border-light);
            color: var(--text-primary);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: var(--shadow-glow);
        }
        .btn-secondary {
            background: var(--secondary);
            color: #fff;
            box-shadow: 0 0 16px rgba(124, 58, 237, 0.3);
        }
        .btn-secondary:hover {
            background: #8b5cf6;
            box-shadow: 0 0 24px rgba(124, 58, 237, 0.5);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.8rem;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
        }
        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        @media (max-width: 520px) {
            .btn {
                width: 100%;
            }
            .btn-lg {
                padding: 12px 20px;
            }
        }

        /* ========== Section Titles ========== */
        .section-header {
            margin-bottom: 36px;
        }
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .section-header h2 i {
            color: var(--primary);
            margin-right: 8px;
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 600px;
        }
        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 1.4rem;
            }
            .section-header {
                margin-bottom: 24px;
            }
        }

        /* ========== 数据概览卡片 ========== */
        .overview-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .overview-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .overview-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .overview-card .card-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 12px;
        }
        .overview-card .card-icon.green {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .overview-card .card-icon.purple {
            background: rgba(124, 58, 237, 0.15);
            color: var(--secondary);
        }
        .overview-card .card-icon.amber {
            background: var(--warning-soft);
            color: var(--warning);
        }
        .overview-card .card-icon.rose {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .overview-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.3px;
        }
        .overview-card .card-metric {
            font-size: 2rem;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--primary);
            letter-spacing: 0.5px;
        }
        .overview-card .card-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin-top: 4px;
            line-height: 1.5;
        }
        .overview-card .card-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.78rem;
            font-weight: 600;
            margin-top: 6px;
        }
        @media (max-width: 768px) {
            .overview-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .overview-card {
                padding: 16px 14px;
            }
            .overview-card .card-metric {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .overview-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 热榜 ========== */
        .hot-rank-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .rank-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
        }
        .rank-panel h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rank-panel h3 .rank-icon {
            color: var(--warning);
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition-fast);
            cursor: pointer;
        }
        .rank-item:hover {
            background: var(--bg-hover);
            margin: 0 -8px;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: var(--radius-xs);
        }
        .rank-num {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .rank-num.top {
            background: var(--warning-soft);
            color: var(--warning);
        }
        .rank-num.normal {
            background: var(--bg-surface);
            color: var(--text-secondary);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: #fff;
        }
        .rank-sub {
            font-size: 0.72rem;
            color: var(--text-tertiary);
        }
        .rank-val {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            font-family: var(--font-mono);
        }
        @media (max-width: 768px) {
            .hot-rank-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ========== 资讯动态 ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }
        .news-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 16px;
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }
        .news-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }
        .news-item .news-tag {
            flex-shrink: 0;
            font-size: 0.65rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 10px;
            letter-spacing: 0.4px;
            white-space: nowrap;
            margin-top: 2px;
        }
        .tag-new {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .tag-hot {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .tag-rec {
            background: rgba(124, 58, 237, 0.15);
            color: var(--secondary);
        }
        .news-item .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-body h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-item .news-body p {
            font-size: 0.78rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-body .news-date {
            font-size: 0.68rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 专题推荐 ========== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .topic-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .topic-card-img {
            height: 140px;
            overflow: hidden;
            position: relative;
        }
        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .topic-card:hover .topic-card-img img {
            transform: scale(1.06);
        }
        .topic-card-body {
            padding: 14px;
        }
        .topic-card-body h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .topic-card-body p {
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.4;
        }
        .topic-card-body .topic-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .topic-tag {
            font-size: 0.65rem;
            padding: 3px 8px;
            border-radius: 10px;
            background: var(--bg-surface);
            color: var(--text-secondary);
            border: 1px solid var(--border);
        }
        @media (max-width: 1024px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .topic-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 核心服务 ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-base);
        }
        .service-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .service-card .svc-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: var(--primary-soft);
            color: var(--primary);
        }
        .service-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
        }
        .service-card p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin: 0;
        }
        @media (max-width: 768px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 用户评价 ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-base);
        }
        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .testimonial-card .t-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }
        .t-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }
        .t-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: #fff;
        }
        .t-role {
            font-size: 0.7rem;
            color: var(--text-tertiary);
        }
        .t-stars {
            color: var(--warning);
            font-size: 0.75rem;
            margin-bottom: 8px;
        }
        .testimonial-card p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }
        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-base);
            font-size: 0.8rem;
            color: var(--text-tertiary);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        @media (max-width: 520px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.8rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ========== 生态标签 ========== */
        .ecosystem-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .eco-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: all var(--transition-base);
            cursor: default;
            letter-spacing: 0.3px;
        }
        .eco-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }
        .eco-tag i {
            font-size: 0.9rem;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--bg-surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-row {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 520px) {
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
        }

        /* ========== 更新日志 ========== */
        .changelog-list {
            max-width: 700px;
            margin: 0 auto;
        }
        .changelog-item {
            display: flex;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
        }
        .changelog-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            font-family: var(--font-mono);
            min-width: 80px;
        }
        .changelog-content h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }
        .changelog-content p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.5;
        }
        .changelog-badge {
            display: inline-block;
            font-size: 0.6rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 8px;
            background: var(--primary-soft);
            color: var(--primary);
            margin-left: 6px;
        }

        /* ========== 订阅入口 ========== */
        .subscribe-box {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .subscribe-box .sub-info {
            flex: 1;
            min-width: 200px;
        }
        .subscribe-box .sub-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .subscribe-box .sub-info p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 8px;
            flex-shrink: 0;
        }
        .subscribe-form input {
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            background: var(--bg-surface);
            color: #fff;
            font-size: 0.9rem;
            min-width: 220px;
            transition: border-color var(--transition-fast);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.1);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        @media (max-width: 520px) {
            .subscribe-box {
                flex-direction: column;
                text-align: center;
                padding: 20px 16px;
            }
            .subscribe-form {
                flex-direction: column;
                width: 100%;
            }
            .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            padding: 48px 0 28px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .footer-brand-desc {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            line-height: 1.6;
            margin: 0;
        }
        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-links li {
            margin-bottom: 6px;
        }
        .footer-links a {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            line-height: 2;
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }
        .sep {
            margin: 0 8px;
            color: var(--border-light);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                font-size: 0.7rem;
            }
        }

        /* ========== 工具类 ========== */
        .text-center {
            text-align: center;
        }
        .text-primary {
            color: var(--primary);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* ========== Foundation 覆盖 ========== */
        .grid-container {
            max-width: var(--max-width);
        }
        @media (max-width: 768px) {
            .hide-for-small-only {
                display: none !important;
            }
        }
        @media (min-width: 769px) {
            .show-for-small-only {
                display: none !important;
            }
        }

/* roulang page: category6 */
:root {
            --bg-primary: #080c14;
            --bg-secondary: #0f141f;
            --bg-card: #141b28;
            --bg-card-hover: #1a2235;
            --bg-elevated: #1b2338;
            --bg-nav: #0a0e18;
            --text-primary: #e8ecf2;
            --text-secondary: #b0bcc9;
            --text-weak: #6e7b8f;
            --text-inverse: #ffffff;
            --neon-blue: #00d4ff;
            --neon-blue-glow: rgba(0, 212, 255, 0.35);
            --neon-purple: #a855f7;
            --neon-pink: #f43f5e;
            --accent-orange: #f59e0b;
            --accent-green: #10b981;
            --accent-red: #ef4444;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-card: rgba(255, 255, 255, 0.08);
            --border-neon: rgba(0, 212, 255, 0.3);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 0, 0, 0.2);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.55), 0 0 60px rgba(0, 212, 255, 0.08);
            --shadow-neon: 0 0 20px rgba(0, 212, 255, 0.25), 0 0 60px rgba(0, 212, 255, 0.08);
            --shadow-neon-strong: 0 0 30px rgba(0, 212, 255, 0.4), 0 0 80px rgba(0, 212, 255, 0.12);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            --section-gap: 80px;
            --section-gap-mobile: 48px;
            --container-max: 1280px;
            --nav-height: 64px;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border-subtle);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03), 0 4px 20px rgba(0, 0, 0, 0.35);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            color: var(--text-inverse);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--neon-blue), #0ea5e9);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            box-shadow: var(--shadow-neon);
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--neon-blue);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: var(--radius-xs);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--text-inverse);
            background: rgba(255, 255, 255, 0.04);
        }
        .main-nav a.active {
            color: var(--neon-blue);
            font-weight: 700;
            background: rgba(0, 212, 255, 0.08);
            box-shadow: inset 0 -2px 0 var(--neon-blue);
            text-shadow: 0 0 10px var(--neon-blue-glow);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--neon-blue);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--neon-blue-glow), 0 0 24px var(--neon-blue-glow);
        }
        .nav-live-indicator {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 0.82rem;
            color: var(--accent-green);
            font-weight: 600;
            white-space: nowrap;
            padding: 6px 14px;
            border-radius: 20px;
            background: rgba(16, 185, 129, 0.08);
            border: 1px solid rgba(16, 185, 129, 0.2);
            flex-shrink: 0;
        }
        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-green);
            box-shadow: 0 0 8px rgba(16, 185, 129, 0.8), 0 0 18px rgba(16, 185, 129, 0.4);
            animation: livePulse 1.2s ease-in-out infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 8px rgba(16, 185, 129, 0.8), 0 0 18px rgba(16, 185, 129, 0.4);
            }
            50% {
                box-shadow: 0 0 16px rgba(16, 185, 129, 1), 0 0 32px rgba(16, 185, 129, 0.7);
            }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-inverse);
            font-size: 1.5rem;
            padding: 6px;
            cursor: pointer;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }
            .main-nav a {
                padding: 6px 9px;
                font-size: 0.8rem;
            }
            .nav-live-indicator {
                font-size: 0.74rem;
                padding: 5px 10px;
                gap: 5px;
            }
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 12px 16px;
                gap: 2px;
                border-bottom: 1px solid var(--border-subtle);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 0.95rem;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-live-indicator {
                font-size: 0.78rem;
            }
        }
        @media (max-width: 520px) {
            .header-logo {
                font-size: 1.1rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .nav-live-indicator {
                font-size: 0.7rem;
                padding: 4px 8px;
                gap: 4px;
            }
            .live-dot {
                width: 6px;
                height: 6px;
            }
        }

        /* ===== SECTION COMMONS ===== */
        .section {
            padding: var(--section-gap) 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-gap-mobile) 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--neon-blue);
            margin-bottom: 10px;
            border: 1px solid var(--border-neon);
            padding: 4px 14px;
            border-radius: 20px;
            background: rgba(0, 212, 255, 0.05);
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-inverse);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.6rem;
            }
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.7;
        }

        /* ===== HERO ===== */
        .hero-news {
            position: relative;
            padding: 60px 0 50px;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        .hero-news::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-news::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(168, 85, 247, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-news .container {
            position: relative;
            z-index: 2;
        }
        .hero-news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .hero-news-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        .hero-news-title {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--text-inverse);
            line-height: 1.2;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }
        .hero-news-title span {
            color: var(--neon-blue);
            text-shadow: 0 0 18px var(--neon-blue-glow);
        }
        @media (max-width: 768px) {
            .hero-news-title {
                font-size: 2rem;
            }
        }
        .hero-news-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .hero-news-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--neon-blue);
            color: #000;
            box-shadow: var(--shadow-neon);
        }
        .btn-primary:hover {
            background: #33dcff;
            color: #000;
            box-shadow: var(--shadow-neon-strong);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--neon-blue);
            border: 1.5px solid var(--border-neon);
        }
        .btn-outline:hover {
            background: rgba(0, 212, 255, 0.08);
            border-color: var(--neon-blue);
            box-shadow: var(--shadow-neon);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.82rem;
            border-radius: var(--radius-xs);
        }
        .hero-data-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        @media (max-width: 520px) {
            .hero-data-cards {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }
        .mini-data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .mini-data-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .mini-data-card .md-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--neon-blue);
            font-family: var(--font-mono);
            letter-spacing: 0.02em;
        }
        .mini-data-card .md-label {
            font-size: 0.75rem;
            color: var(--text-weak);
            margin-top: 2px;
            letter-spacing: 0.03em;
        }
        .mini-data-card .md-trend {
            font-size: 0.7rem;
            font-weight: 600;
            margin-top: 3px;
        }
        .trend-up {
            color: var(--accent-green);
        }
        .trend-hot {
            color: var(--accent-red);
        }
        .badge-live-sm {
            position: absolute;
            top: 8px;
            right: 8px;
            font-size: 0.62rem;
            font-weight: 700;
            color: #fff;
            background: var(--accent-red);
            padding: 2px 7px;
            border-radius: 10px;
            animation: livePulse 1.2s ease-in-out infinite;
            letter-spacing: 0.04em;
        }

        /* ===== NEWS LIST ===== */
        .news-list-section {
            background: var(--bg-primary);
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
        }
        .news-card {
            display: grid;
            grid-template-columns: 180px 1fr auto;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 16px;
            align-items: center;
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
        }
        .news-card-img {
            width: 180px;
            height: 110px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-elevated);
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card-body {
            min-width: 0;
        }
        .news-card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 6px;
        }
        .tag-hot {
            background: rgba(244, 63, 94, 0.15);
            color: var(--neon-pink);
        }
        .tag-new {
            background: rgba(0, 212, 255, 0.12);
            color: var(--neon-blue);
        }
        .tag-depth {
            background: rgba(168, 85, 247, 0.12);
            color: var(--neon-purple);
        }
        .tag-transfer {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-orange);
        }
        .news-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-inverse);
            line-height: 1.4;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-title:hover {
            color: var(--neon-blue);
        }
        .news-card-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-meta {
            font-size: 0.72rem;
            color: var(--text-weak);
            margin-top: 4px;
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .news-card-stats {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 6px;
            flex-shrink: 0;
            min-width: 60px;
        }
        .news-stat-num {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--neon-blue);
            font-family: var(--font-mono);
        }
        .news-stat-label {
            font-size: 0.68rem;
            color: var(--text-weak);
        }
        @media (max-width: 768px) {
            .news-card {
                grid-template-columns: 120px 1fr;
                gap: 12px;
                padding: 12px;
            }
            .news-card-img {
                width: 120px;
                height: 80px;
            }
            .news-card-stats {
                display: none;
            }
            .news-card-title {
                font-size: 0.92rem;
            }
            .news-card-summary {
                font-size: 0.78rem;
                -webkit-line-clamp: 2;
            }
        }
        @media (max-width: 520px) {
            .news-card {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .news-card-img {
                width: 100%;
                height: 160px;
            }
            .news-card-stats {
                display: flex;
                flex-direction: row;
                gap: 10px;
            }
        }

        /* ===== DATA OVERVIEW ===== */
        .data-overview {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .data-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .data-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }
        .data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .data-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .data-card-icon {
            font-size: 2rem;
            margin-bottom: 8px;
            color: var(--neon-blue);
        }
        .data-card-value {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-inverse);
            font-family: var(--font-mono);
            letter-spacing: 0.03em;
        }
        .data-card-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        .data-card-trend {
            font-size: 0.75rem;
            font-weight: 600;
            margin-top: 4px;
        }

        /* ===== TOPIC CARDS ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        @media (max-width: 1024px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .topic-grid {
                grid-template-columns: 1fr;
            }
        }
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .topic-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .topic-card-img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            background: var(--bg-elevated);
        }
        .topic-card-body {
            padding: 16px;
        }
        .topic-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 4px;
        }
        .topic-card-desc {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .topic-card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .topic-tag {
            font-size: 0.68rem;
            padding: 3px 9px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-weak);
            border: 1px solid var(--border-subtle);
        }

        /* ===== SERVICE CARDS ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .service-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .service-card-icon {
            font-size: 2.5rem;
            color: var(--neon-blue);
            margin-bottom: 12px;
        }
        .service-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 6px;
        }
        .service-card-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        /* ===== REVIEWS ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        @media (max-width: 1024px) {
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-base);
        }
        .review-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .review-stars {
            color: var(--accent-orange);
            font-size: 0.9rem;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
        }
        .review-author {
            font-size: 0.78rem;
            color: var(--text-weak);
            font-weight: 600;
        }
        .review-author-tag {
            font-size: 0.68rem;
            color: var(--neon-blue);
            margin-left: 4px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        @media (max-width: 768px) {
            .faq-list {
                grid-template-columns: 1fr;
            }
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .faq-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
        }
        .faq-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 8px;
        }
        .faq-item p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== ECO TAGS ===== */
        .eco-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .eco-tag {
            display: inline-block;
            padding: 10px 18px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border: 1px solid var(--border-card);
            background: var(--bg-card);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .eco-tag:hover {
            border-color: var(--neon-blue);
            color: var(--neon-blue);
            background: rgba(0, 212, 255, 0.06);
            box-shadow: var(--shadow-neon);
        }

        /* ===== CHANGELOG ===== */
        .changelog-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .changelog-item {
            display: flex;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-subtle);
            align-items: flex-start;
        }
        .changelog-date {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--neon-blue);
            white-space: nowrap;
            min-width: 80px;
            font-family: var(--font-mono);
        }
        .changelog-content {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }
        .changelog-content strong {
            color: var(--text-inverse);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-neon);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-inverse);
            margin-bottom: 12px;
        }
        .cta-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto 16px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--border-card);
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition-fast);
        }
        .cta-form input:focus {
            border-color: var(--neon-blue);
            box-shadow: 0 0 12px var(--neon-blue-glow);
        }
        .cta-form input::placeholder {
            color: var(--text-weak);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #060a12;
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
            color: var(--text-secondary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-inverse);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.6;
        }
        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 6px;
        }
        .footer-links a {
            font-size: 0.82rem;
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--neon-blue);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-weak);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-weak);
        }
        .footer-bottom a:hover {
            color: var(--neon-blue);
        }
        .sep {
            margin: 0 8px;
            color: var(--border-card);
        }

        /* ===== UTILITY ===== */
        .text-center {
            text-align: center;
        }
        .mb-12 {
            margin-bottom: 12px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .mb-48 {
            margin-bottom: 48px;
        }
        .gap-sm {
            gap: 12px;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .d-flex {
            display: flex;
        }
        .items-center {
            align-items: center;
        }
        .justify-center {
            justify-content: center;
        }
        .text-neon {
            color: var(--neon-blue);
        }
        .fw-800 {
            font-weight: 800;
        }