/* roulang page: index */
:root {
            --color-bg-deep: #0B0E17;
            --color-bg-card: #191E2D;
            --color-bg-section: #1A1F2E;
            --color-bg-surface: #151A26;
            --color-primary: #9D4EDD;
            --color-primary-light: #B87FEB;
            --color-primary-glow: rgba(157, 78, 221, 0.4);
            --color-accent: #F2D53B;
            --color-accent-light: #F9E878;
            --color-text-primary: #FFFFFF;
            --color-text-body: #D1D5DB;
            --color-text-muted: #8E95A9;
            --color-border: #2A3040;
            --color-border-light: #343C50;
            --color-live: #FF3B5C;
            --color-trend-up: #00D68F;
            --color-trend-down: #FF3B5C;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 50px;
            --shadow-card: 0px 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-card-hover: 0px 8px 28px rgba(0, 0, 0, 0.65), 0px 0px 1px rgba(157, 78, 221, 0.5);
            --shadow-glow-purple: 0px 0px 20px rgba(157, 78, 221, 0.3);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Menlo', monospace;
            --header-height: 64px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-bg-deep);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--color-text-body);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-light);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        input {
            font-family: inherit;
            transition: border-color var(--transition-fast);
        }
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 1px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-primary);
            margin: 0;
            line-height: 1.3;
            font-weight: 600;
        }
        h1 {
            font-size: 40px;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 28px;
            font-weight: 600;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 18px;
            font-weight: 600;
        }

        /* ===== Layout Container ===== */
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 1080px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: var(--color-bg-deep);
            border-bottom: 1px solid transparent;
            background-clip: padding-box;
            box-shadow: 0 1px 0 rgba(157, 78, 221, 0.3);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: 0 1px 0 rgba(157, 78, 221, 0.6), 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text-primary);
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--color-text-primary);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), #7B2FBE);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 900;
            transform: rotate(0deg);
            transition: transform var(--transition-smooth);
        }
        .logo-link:hover .logo-icon {
            transform: rotate(-8deg) scale(1.05);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        .nav-list li {
            margin: 0;
            padding: 0;
        }
        .nav-list a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text-muted);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-list a:hover {
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.08);
        }
        .nav-list a.active {
            color: var(--color-accent);
            font-weight: 700;
            background: rgba(242, 213, 59, 0.08);
            box-shadow: inset 0 -2px 0 var(--color-accent);
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 14px;
            background: var(--color-accent);
            color: #0B0E17;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            box-shadow: 0 0 0 rgba(242, 213, 59, 0);
        }
        .btn-cta-recharge:hover {
            background: var(--color-accent-light);
            color: #0B0E17;
            box-shadow: 0 0 24px rgba(242, 213, 59, 0.45);
            transform: translateY(-1px);
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 14px;
            background: var(--color-primary);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            box-shadow: 0 0 0 rgba(157, 78, 221, 0);
        }
        .btn-cta-app:hover {
            background: var(--color-primary-light);
            color: #fff;
            box-shadow: 0 0 24px rgba(157, 78, 221, 0.5);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            color: var(--color-text-primary);
            font-size: 26px;
            padding: 6px;
            border-radius: 6px;
            line-height: 1;
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(11, 14, 23, 0.97);
            z-index: 999;
            flex-direction: column;
            padding: 24px;
            gap: 4px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.active {
            display: flex;
        }
        .mobile-nav-overlay a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text-body);
            transition: all var(--transition-fast);
        }
        .mobile-nav-overlay a:hover {
            background: rgba(157, 78, 221, 0.12);
            color: var(--color-primary-light);
        }
        .mobile-nav-overlay a.active {
            color: var(--color-accent);
            font-weight: 700;
            background: rgba(242, 213, 59, 0.08);
        }
        .mobile-nav-cta {
            display: flex;
            gap: 10px;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        .mobile-nav-cta .btn-cta-recharge,
        .mobile-nav-cta .btn-cta-app {
            flex: 1;
            text-align: center;
            justify-content: center;
            min-width: 120px;
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: 70px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-hero {
            padding: calc(var(--header-height) + 40px) 0 60px;
        }
        .section-title {
            margin-bottom: 12px;
        }
        .section-subtitle {
            color: var(--color-text-muted);
            font-size: 15px;
            margin-bottom: 36px;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header-center {
            text-align: center;
            margin-bottom: 40px;
        }

        /* ===== Hero - Data Torrent Screen ===== */
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: stretch;
        }
        .hero-left {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 18px;
            min-height: 380px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            background-color: rgba(25, 30, 45, 0.85);
        }
        .hero-left::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.4) 0%, rgba(25, 30, 45, 0.75) 100%);
            border-radius: var(--radius-lg);
            pointer-events: none;
            z-index: 1;
        }
        .hero-left>* {
            position: relative;
            z-index: 2;
        }
        .hero-live-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(255, 59, 92, 0.15);
            color: var(--color-live);
            font-weight: 700;
            font-size: 13px;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            width: fit-content;
            letter-spacing: 1px;
        }
        .live-pulse-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--color-live);
            animation: livePulse 1.2s ease-in-out infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 59, 92, 0.7);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(255, 59, 92, 0);
            }
        }
        .hero-match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 16px;
            background: rgba(21, 26, 38, 0.7);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            backdrop-filter: blur(4px);
            transition: all var(--transition-fast);
        }
        .hero-match-row:hover {
            border-color: var(--color-primary);
            background: rgba(21, 26, 38, 0.9);
        }
        .hero-match-teams {
            font-weight: 600;
            color: var(--color-text-primary);
            font-size: 15px;
            flex: 1;
            min-width: 0;
        }
        .hero-match-score {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 800;
            color: var(--color-accent);
            letter-spacing: 2px;
            flex-shrink: 0;
            margin: 0 14px;
        }
        .hero-match-status {
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            background: rgba(242, 213, 59, 0.12);
            color: var(--color-accent);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .hero-right {
            display: grid;
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr 1fr;
            gap: 14px;
        }
        .hero-data-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 18px;
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .hero-data-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .hero-data-card .data-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text-primary);
            letter-spacing: 1px;
        }
        .hero-data-card .data-label {
            font-size: 12.5px;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .hero-data-card .data-trend {
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .trend-up {
            color: var(--color-trend-up);
        }
        .trend-down {
            color: var(--color-trend-down);
        }
        .hero-data-card .card-corner-icon {
            position: absolute;
            top: 14px;
            right: 14px;
            font-size: 20px;
            opacity: 0.3;
            color: var(--color-primary);
            transition: opacity var(--transition-fast);
        }
        .hero-data-card:hover .card-corner-icon {
            opacity: 0.7;
        }

        /* ===== Data Overview Cards ===== */
        .data-overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .data-card-mini {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
        }
        .data-card-mini:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .data-card-mini .mini-value {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 800;
            color: var(--color-text-primary);
        }
        .data-card-mini .mini-label {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .data-card-mini .mini-trend {
            font-size: 11px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 3px;
        }
        .live-dot-sm {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-live);
            display: inline-block;
            animation: livePulse 1.2s ease-in-out infinite;
            flex-shrink: 0;
        }
        .badge-live-sm {
            position: absolute;
            top: 10px;
            right: 12px;
            font-size: 10px;
            font-weight: 700;
            color: var(--color-live);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 3px;
        }

        /* ===== Hot Ranking ===== */
        .hot-rank-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .hot-rank-panel {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--color-border);
        }
        .hot-rank-panel h3 {
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-item:hover {
            background: rgba(157, 78, 221, 0.04);
            border-radius: 4px;
            padding-left: 8px;
            padding-right: 8px;
        }
        .rank-num {
            font-family: var(--font-mono);
            font-weight: 800;
            font-size: 18px;
            color: var(--color-primary);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-num.top3 {
            color: var(--color-accent);
        }
        .rank-name {
            flex: 1;
            font-weight: 500;
            color: var(--color-text-body);
            min-width: 0;
        }
        .rank-stat {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 14px;
            color: var(--color-text-primary);
            flex-shrink: 0;
        }
        .trend-mini-chart {
            height: 160px;
            background: linear-gradient(180deg, rgba(157, 78, 221, 0.08) 0%, rgba(157, 78, 221, 0.01) 100%);
            border-radius: var(--radius-sm);
            margin-top: 12px;
            position: relative;
            overflow: hidden;
            border: 1px solid var(--color-border);
        }
        .trend-mini-chart::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }
        .chart-bars {
            display: flex;
            align-items: flex-end;
            gap: 6px;
            height: 100%;
            padding: 12px 10px 18px;
        }
        .chart-bar {
            flex: 1;
            border-radius: 3px 3px 0 0;
            background: var(--color-primary);
            opacity: 0.5;
            transition: all var(--transition-fast);
            min-width: 8px;
        }
        .chart-bar:nth-child(odd) {
            opacity: 0.7;
            background: var(--color-primary-light);
        }
        .chart-bar:nth-child(3n) {
            background: var(--color-accent);
            opacity: 0.6;
        }

        /* ===== News Feed ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 18px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            align-items: flex-start;
        }
        .news-item:hover {
            background: rgba(157, 78, 221, 0.03);
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: 8px;
            border-bottom-color: transparent;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-thumb {
            width: 140px;
            height: 90px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
            background: var(--color-bg-surface);
        }
        .news-item:hover .news-thumb {
            transform: scale(1.04);
        }
        .news-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .news-tag-row {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .news-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .tag-hot {
            background: rgba(255, 59, 92, 0.12);
            color: var(--color-live);
        }
        .tag-new {
            background: rgba(0, 214, 143, 0.12);
            color: var(--color-trend-up);
        }
        .tag-recommend {
            background: rgba(157, 78, 221, 0.12);
            color: var(--color-primary-light);
        }
        .news-title {
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-summary {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            gap: 14px;
            align-items: center;
        }
        .news-detail-link {
            font-weight: 600;
            font-size: 12.5px;
            color: var(--color-primary-light);
            display: inline-flex;
            align-items: center;
            gap: 3px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .news-detail-link:hover {
            color: var(--color-accent);
        }

        /* ===== Topic Cards ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .topic-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            background: var(--color-bg-surface);
        }
        .topic-card-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .topic-card-body h3 {
            font-size: 16px;
            line-height: 1.4;
        }
        .topic-card-body p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }
        .topic-card-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--color-primary-light);
            letter-spacing: 0.5px;
        }

        /* ===== Core Services ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid var(--color-border);
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .service-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .service-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(157, 78, 221, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--color-primary-light);
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }
        .service-card:hover .service-icon-circle {
            background: rgba(157, 78, 221, 0.2);
            box-shadow: var(--shadow-glow-purple);
        }
        .service-card h3 {
            font-size: 16px;
        }
        .service-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== Eco Tags ===== */
        .eco-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .eco-tag {
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            font-size: 13.5px;
            font-weight: 500;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            color: var(--color-text-body);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .eco-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.06);
            box-shadow: 0 0 16px rgba(157, 78, 221, 0.2);
        }

        /* ===== User Reviews ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .review-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 22px;
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition-smooth);
        }
        .review-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
        }
        .review-stars {
            color: var(--color-accent);
            font-size: 14px;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 13.5px;
            color: var(--color-text-body);
            line-height: 1.7;
            flex: 1;
        }
        .review-author {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .review-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            color: #fff;
            flex-shrink: 0;
        }
        .review-role-tag {
            font-size: 11px;
            background: rgba(157, 78, 221, 0.1);
            color: var(--color-primary-light);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
        }

        /* ===== FAQ Accordion ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            padding: 18px 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            border-radius: 0;
        }
        .faq-question:hover {
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.03);
        }
        .faq-question.active {
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.05);
        }
        .faq-icon {
            font-size: 18px;
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            color: var(--color-text-muted);
        }
        .faq-question.active .faq-icon {
            transform: rotate(180deg);
            color: var(--color-primary-light);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 8px;
            color: var(--color-text-body);
            font-size: 14px;
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 300px;
            padding: 0 8px 18px;
        }
        .faq-answer-inner {
            border-left: 2px solid var(--color-primary);
            padding-left: 14px;
            color: var(--color-text-body);
            font-size: 14px;
            line-height: 1.7;
        }

        /* ===== Changelog Timeline ===== */
        .changelog-list {
            position: relative;
            padding-left: 28px;
        }
        .changelog-list::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--color-border);
            border-radius: 1px;
        }
        .changelog-item {
            position: relative;
            padding: 10px 0 18px 20px;
        }
        .changelog-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 16px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid var(--color-bg-section);
            z-index: 1;
        }
        .changelog-item:last-child {
            padding-bottom: 0;
        }
        .changelog-date {
            font-size: 12px;
            color: var(--color-text-muted);
            font-weight: 500;
            margin-bottom: 4px;
        }
        .changelog-title {
            font-weight: 600;
            color: var(--color-text-primary);
            font-size: 15px;
        }
        .changelog-desc {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }
        .changelog-tag-func {
            font-size: 10.5px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(0, 214, 143, 0.1);
            color: var(--color-trend-up);
            display: inline-block;
            margin-left: 8px;
        }

        /* ===== Subscribe / CTA ===== */
        .subscribe-block {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
            border: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
        }
        .subscribe-block::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(157, 78, 221, 0.06);
            pointer-events: none;
        }
        .subscribe-block>* {
            position: relative;
            z-index: 1;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 500px;
            margin: 20px auto 0;
        }
        .subscribe-input {
            flex: 1;
            padding: 14px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--color-border);
            background: var(--color-bg-surface);
            color: var(--color-text-primary);
            font-size: 14px;
            transition: border-color var(--transition-fast);
        }
        .subscribe-input:focus {
            border-color: var(--color-primary);
            outline: none;
        }
        .subscribe-input::placeholder {
            color: var(--color-text-muted);
            font-size: 13px;
        }
        .btn-subscribe {
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 14px;
            background: linear-gradient(135deg, var(--color-primary), #7B2FBE);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: none;
        }
        .btn-subscribe:hover {
            box-shadow: var(--shadow-glow-purple);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-bg-surface);
            border-top: 1px solid var(--color-border);
            padding: 50px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            padding-bottom: 36px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text-primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary-light);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .footer-eco-tags span {
            font-size: 11px;
            padding: 5px 10px;
            border-radius: var(--radius-pill);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            white-space: nowrap;
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding: 20px 0;
            text-align: center;
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--color-text-muted);
            margin: 0 8px;
            font-size: 12px;
        }
        .footer-bottom a:hover {
            color: var(--color-primary-light);
        }
        .footer-beian {
            margin-top: 6px;
            color: var(--color-text-muted);
            font-size: 11.5px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 32px;
            }
            h2 {
                font-size: 24px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-right {
                grid-template-columns: repeat(4, 1fr);
                grid-template-rows: auto;
            }
            .data-overview-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .hot-rank-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 26px;
            }
            h2 {
                font-size: 22px;
            }
            .section {
                padding: 44px 0;
            }
            .section-hero {
                padding: calc(var(--header-height) + 28px) 0 36px;
            }
            .nav-list {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-cta-group .btn-cta-recharge {
                padding: 8px 16px;
                font-size: 12.5px;
            }
            .nav-cta-group .btn-cta-app {
                display: none;
            }
            .hero-right {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-left {
                min-height: 300px;
                padding: 20px;
            }
            .hero-match-score {
                font-size: 20px;
            }
            .data-overview-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .topic-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .services-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-block {
                padding: 28px 18px;
            }
            .hot-rank-grid {
                grid-template-columns: 1fr;
            }
            .changelog-list {
                padding-left: 20px;
            }
        }
        @media (max-width: 520px) {
            h1 {
                font-size: 22px;
            }
            h2 {
                font-size: 20px;
            }
            .container-wide,
            .container-narrow {
                padding: 0 14px;
            }
            .header-inner {
                padding: 0 14px;
            }
            .hero-right {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero-data-card {
                padding: 12px;
            }
            .hero-data-card .data-value {
                font-size: 20px;
            }
            .data-overview-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .data-card-mini {
                padding: 12px 10px;
            }
            .data-card-mini .mini-value {
                font-size: 18px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .btn-cta-recharge {
                padding: 7px 14px;
                font-size: 12px;
            }
        }

        /* ===== Utility ===== */
        .text-accent {
            color: var(--color-accent);
        }
        .text-primary {
            color: var(--color-primary-light);
        }
        .text-muted {
            color: var(--color-text-muted);
        }
        .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;
        }
        .divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }
        .bg-section-alt {
            background: var(--color-bg-section);
        }
        .bg-card {
            background: var(--color-bg-card);
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0B0E17;
            --bg-panel: #1A1F2E;
            --bg-card: #191E2D;
            --bg-card-hover: #1E2435;
            --purple: #9D4EDD;
            --purple-glow: rgba(157, 78, 221, 0.4);
            --purple-light: rgba(157, 78, 221, 0.15);
            --yellow: #F2D53B;
            --yellow-glow: rgba(242, 213, 59, 0.35);
            --text-primary: #FFFFFF;
            --text-body: #D1D5DB;
            --text-muted: #8E95A9;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-card: rgba(255, 255, 255, 0.06);
            --border-active: #9D4EDD;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-pill: 50px;
            --shadow-card: 0px 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0px 8px 28px rgba(0, 0, 0, 0.65), 0px 0px 1px rgba(157, 78, 221, 0.5);
            --shadow-yellow-glow: 0px 0px 18px rgba(242, 213, 59, 0.3);
            --font-h1: 40px;
            --font-h2: 28px;
            --font-h3: 18px;
            --font-body: 15px;
            --font-data: 26px;
            --weight-bold: 700;
            --weight-semibold: 600;
            --weight-normal: 400;
            --weight-data: 800;
            --spacing-xs: 6px;
            --spacing-sm: 12px;
            --spacing-md: 20px;
            --spacing-lg: 32px;
            --spacing-xl: 48px;
            --spacing-xxl: 64px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::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: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            font-weight: var(--weight-normal);
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:focus-visible {
            outline: 2px solid var(--purple);
            outline-offset: 3px;
            border-radius: 3px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            color: var(--text-primary);
            line-height: 1.3;
        }
        h1 {
            font-size: var(--font-h1);
            font-weight: var(--weight-bold);
        }
        h2 {
            font-size: var(--font-h2);
            font-weight: var(--weight-semibold);
        }
        h3 {
            font-size: var(--font-h3);
            font-weight: var(--weight-semibold);
        }
        input {
            font-family: inherit;
            font-size: inherit;
        }

        .container-wide {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-deep);
            border-bottom: 1px solid transparent;
            border-image: linear-gradient(90deg, transparent 0%, var(--purple) 50%, transparent 100%) 1;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: background var(--transition-smooth);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
            height: 62px;
            gap: var(--spacing-md);
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: var(--weight-bold);
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
        }
        .logo-link:hover {
            color: var(--purple);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--purple), #7B2FBE);
            border-radius: 6px;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: block;
            padding: 7px 13px;
            border-radius: 6px;
            font-size: 14px;
            color: var(--text-muted);
            font-weight: var(--weight-normal);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-list li a:hover {
            color: var(--purple);
            background: var(--purple-light);
        }
        .nav-list li a.active {
            color: var(--yellow);
            font-weight: var(--weight-semibold);
            background: rgba(242, 213, 59, 0.06);
        }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--yellow);
            border-radius: 1px;
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: var(--weight-semibold);
            background: var(--yellow);
            color: #0B0E17;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-yellow-glow);
        }
        .btn-cta-recharge:hover {
            background: #FFE255;
            box-shadow: 0px 0px 24px rgba(242, 213, 59, 0.5);
            transform: translateY(-1px);
            color: #0B0E17;
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: var(--weight-semibold);
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.25);
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }
        .btn-cta-app:hover {
            border-color: var(--purple);
            color: var(--purple);
            background: var(--purple-light);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 22px;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border-subtle);
            padding: 10px 0;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-list a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-list a:hover {
            color: var(--purple);
        }
        .breadcrumb-sep {
            color: var(--text-muted);
            opacity: 0.5;
        }
        .breadcrumb-current {
            color: var(--yellow);
            font-weight: var(--weight-semibold);
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            padding: var(--spacing-xl) 0;
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.75) 0%, rgba(11, 14, 23, 0.92) 100%);
            z-index: 1;
        }
        .hero-banner-inner {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-lg);
            align-items: center;
            justify-content: space-between;
        }
        .hero-banner-left {
            flex: 1;
            min-width: 280px;
        }
        .hero-banner-left h1 {
            font-size: 36px;
            font-weight: var(--weight-bold);
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.5px;
        }
        .hero-banner-left .hero-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }
        .hero-banner-right {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            flex-shrink: 0;
        }
        .hero-stat-card {
            background: rgba(25, 30, 45, 0.85);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            min-width: 110px;
            text-align: center;
            backdrop-filter: blur(8px);
            transition: all var(--transition-smooth);
        }
        .hero-stat-card:hover {
            border-color: var(--purple);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .hero-stat-card .stat-num {
            font-size: 28px;
            font-weight: var(--weight-data);
            color: var(--yellow);
            letter-spacing: -0.5px;
            line-height: 1.1;
        }
        .hero-stat-card .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: #FF3B3B;
            border-radius: 50%;
            margin-right: 4px;
            animation: livePulse 1.5s ease-in-out infinite;
            vertical-align: middle;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 59, 59, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 59, 59, 0);
            }
        }
        .hero-live-tag {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            font-size: 11px;
            font-weight: var(--weight-semibold);
            color: #FF3B3B;
            letter-spacing: 0.5px;
        }

        /* ========== SECTION ========== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--bg-panel);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }
        .section-header h2 {
            color: var(--text-primary);
            margin-bottom: var(--spacing-xs);
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--purple);
            border-radius: 2px;
            margin: var(--spacing-sm) auto 0;
        }

        /* ========== MATCH CARDS GRID ========== */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--spacing-sm);
        }
        .match-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }
        .match-card:hover {
            border-color: var(--purple);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            background: var(--bg-card-hover);
        }
        .match-card .match-status-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }
        .match-badge {
            font-size: 10px;
            font-weight: var(--weight-semibold);
            padding: 3px 8px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .match-badge.live {
            background: rgba(255, 59, 59, 0.15);
            color: #FF3B3B;
        }
        .match-badge.upcoming {
            background: rgba(157, 78, 221, 0.15);
            color: var(--purple);
        }
        .match-badge.finished {
            background: rgba(142, 149, 169, 0.15);
            color: var(--text-muted);
        }
        .match-time {
            font-size: 11px;
            color: var(--text-muted);
        }
        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .match-team {
            font-size: 14px;
            font-weight: var(--weight-semibold);
            color: var(--text-primary);
            text-align: center;
            flex: 1;
            line-height: 1.3;
        }
        .match-score {
            font-size: 22px;
            font-weight: var(--weight-data);
            color: var(--yellow);
            letter-spacing: 1px;
            min-width: 40px;
            text-align: center;
        }
        .match-score.pending {
            color: var(--text-muted);
            font-size: 16px;
            letter-spacing: 0;
        }
        .match-info-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 11px;
            color: var(--text-muted);
        }
        .match-league {
            font-size: 11px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .match-trend {
            font-size: 11px;
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .match-trend.up {
            color: #4ADE80;
        }
        .match-trend.down {
            color: #F87171;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: var(--spacing-md);
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .feature-card:hover {
            border-color: var(--purple);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .feature-card .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--purple-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-sm);
            font-size: 22px;
            color: var(--purple);
            transition: all var(--transition-smooth);
        }
        .feature-card:hover .feature-icon {
            background: var(--purple);
            color: #fff;
            box-shadow: 0px 0px 20px rgba(157, 78, 221, 0.5);
        }
        .feature-card h3 {
            font-size: 16px;
            margin-bottom: 6px;
        }
        .feature-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== SCENARIO CARDS ========== */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: var(--spacing-md);
        }
        .scenario-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .scenario-card:hover {
            border-color: var(--purple);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .scenario-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-subtle);
        }
        .scenario-card-body {
            padding: var(--spacing-md);
        }
        .scenario-card-body h3 {
            font-size: 16px;
            margin-bottom: 6px;
        }
        .scenario-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .scenario-tag {
            display: inline-block;
            font-size: 10px;
            padding: 2px 8px;
            border-radius: 20px;
            background: var(--purple-light);
            color: var(--purple);
            margin-bottom: 8px;
            font-weight: var(--weight-semibold);
            letter-spacing: 0.5px;
        }

        /* ========== STEPS / PROCESS ========== */
        .steps-list {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            counter-reset: step;
        }
        .step-item {
            flex: 1;
            min-width: 200px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            position: relative;
            transition: all var(--transition-smooth);
            counter-increment: step;
        }
        .step-item:hover {
            border-color: var(--purple);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .step-item::before {
            content: counter(step);
            position: absolute;
            top: -14px;
            left: 20px;
            width: 30px;
            height: 30px;
            background: var(--purple);
            border-radius: 50%;
            color: #fff;
            font-size: 14px;
            font-weight: var(--weight-bold);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
        }
        .step-item h4 {
            font-size: 15px;
            margin-top: 8px;
            margin-bottom: 4px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(157, 78, 221, 0.4);
        }
        .faq-item.active {
            border-color: var(--purple);
            box-shadow: 0px 0px 12px rgba(157, 78, 221, 0.2);
        }
        .faq-question {
            padding: 16px 20px;
            font-size: 15px;
            font-weight: var(--weight-semibold);
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-item.active .faq-question {
            color: var(--purple);
        }
        .faq-arrow {
            font-size: 12px;
            color: var(--text-muted);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(157, 78, 221, 0.2) 0%, rgba(11, 14, 23, 0.95) 60%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(157, 78, 221, 0.3) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 26px;
            margin-bottom: var(--spacing-sm);
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-muted);
            margin-bottom: var(--spacing-md);
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            font-weight: var(--weight-semibold);
            background: var(--yellow);
            color: #0B0E17;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-yellow-glow);
            position: relative;
            z-index: 1;
            border: none;
        }
        .btn-cta-large:hover {
            background: #FFE255;
            box-shadow: 0px 0px 30px rgba(242, 213, 59, 0.55);
            transform: translateY(-2px);
            color: #0B0E17;
        }
        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            font-weight: var(--weight-semibold);
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--purple);
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
            margin-left: var(--spacing-sm);
        }
        .btn-cta-outline:hover {
            background: var(--purple-light);
            border-color: var(--purple);
            color: var(--purple);
            box-shadow: 0px 0px 20px rgba(157, 78, 221, 0.35);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xxl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: var(--weight-semibold);
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--purple);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .footer-eco-tags span {
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 20px;
            background: rgba(157, 78, 221, 0.1);
            color: var(--purple);
            border: 1px solid rgba(157, 78, 221, 0.2);
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--spacing-md);
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--purple);
        }
        .footer-beian {
            margin-top: 4px;
            font-size: 11px;
            opacity: 0.7;
        }

        /* ========== HIGHLIGHT NUMBER ========== */
        .highlight-num {
            color: var(--yellow);
            font-weight: var(--weight-data);
        }
        .text-purple {
            color: var(--purple);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --font-h1: 32px;
                --font-h2: 24px;
                --font-data: 22px;
            }
            .nav-list li a {
                padding: 6px 10px;
                font-size: 13px;
            }
            .hero-banner-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-banner-left h1 {
                font-size: 28px;
            }
            .hero-banner-right {
                justify-content: center;
            }
            .match-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            }
            .scenario-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
        }
        @media (max-width: 768px) {
            :root {
                --font-h1: 26px;
                --font-h2: 20px;
                --font-h3: 16px;
                --font-body: 14px;
                --font-data: 20px;
                --spacing-xl: 32px;
                --spacing-xxl: 40px;
            }
            .nav-list {
                display: none;
                position: absolute;
                top: 62px;
                left: 0;
                right: 0;
                background: var(--bg-deep);
                flex-direction: column;
                padding: var(--spacing-md);
                border-bottom: 2px solid var(--purple);
                z-index: 999;
                gap: 4px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                width: 100%;
                padding: 10px 14px;
                font-size: 14px;
                border-radius: 8px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 7px 14px;
                font-size: 12px;
            }
            .header-inner {
                gap: var(--spacing-sm);
            }
            .match-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .match-card {
                padding: 10px 12px;
            }
            .match-score {
                font-size: 18px;
            }
            .match-team {
                font-size: 12px;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .steps-list {
                flex-direction: column;
            }
            .cta-section h2 {
                font-size: 20px;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: var(--spacing-sm);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .hero-banner {
                padding: var(--spacing-lg) 0;
            }
            .hero-stat-card {
                min-width: 80px;
                padding: 10px 14px;
            }
            .hero-stat-card .stat-num {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --font-h1: 22px;
                --font-h2: 18px;
                --font-data: 18px;
                --spacing-xl: 24px;
                --spacing-lg: 20px;
                --spacing-md: 14px;
            }
            .match-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-banner-right {
                flex-direction: column;
                width: 100%;
            }
            .hero-stat-card {
                width: 100%;
            }
            .nav-cta-group {
                gap: 4px;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 6px 10px;
                font-size: 11px;
            }
            .hero-banner-left h1 {
                font-size: 22px;
            }
            .breadcrumb-list {
                font-size: 11px;
            }
        }

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            --color-bg-deep: #0B0E17;
            --color-bg-dark: #1A1F2E;
            --color-bg-card: #191E2D;
            --color-bg-card-hover: #1E2436;
            --color-bg-elevated: #21273A;
            --color-primary: #9D4EDD;
            --color-primary-glow: rgba(157, 78, 221, 0.4);
            --color-primary-light: #B87FE8;
            --color-primary-dark: #7B30C0;
            --color-accent: #F2D53B;
            --color-accent-glow: rgba(242, 213, 59, 0.5);
            --color-accent-dark: #D4B820;
            --color-text-primary: #FFFFFF;
            --color-text-body: #D1D5DB;
            --color-text-muted: #8E95A9;
            --color-text-dim: #6B7290;
            --color-border: #2A3040;
            --color-border-light: #353B50;
            --color-border-purple: rgba(157, 78, 221, 0.3);
            --color-live: #F2D53B;
            --color-tag-new: #9D4EDD;
            --color-tag-hot: #E84A5F;
            --color-tag-rec: #F2D53B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --radius-pill: 50px;
            --shadow-card: 0px 4px 16px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0px 8px 28px rgba(0, 0, 0, 0.65), 0px 0px 1px var(--color-primary-glow);
            --shadow-elevated: 0px 12px 36px rgba(0, 0, 0, 0.55);
            --shadow-glow-purple: 0px 0px 20px rgba(157, 78, 221, 0.25);
            --shadow-glow-accent: 0px 0px 18px rgba(242, 213, 59, 0.3);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Menlo', monospace;
            --header-height: 64px;
            --container-max: 1280px;
            --container-wide: 1340px;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

        /* ============ 基础 Reset & Base ============ */
        *,
        *::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: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

        a {
            color: var(--color-text-body);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            color: var(--color-text-primary);
            line-height: 1.3;
        }
        h1 {
            font-size: 38px;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 28px;
            font-weight: 600;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 18px;
            font-weight: 600;
        }
        h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
        }

        p {
            margin: 0 0 1em;
        }
        p:last-child {
            margin-bottom: 0;
        }

        /* ============ 容器 ============ */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ 板块间距 ============ */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            margin-bottom: 10px;
        }
        .section-header .section-subtitle {
            color: var(--color-text-muted);
            font-size: 15px;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-primary-light);
            margin-bottom: 8px;
        }

        /* ============ Header / 导航 ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: var(--color-bg-deep);
            border-bottom: 1px solid transparent;
            background-clip: padding-box;
            box-shadow: 0 1px 0 0 var(--color-border), 0 4px 20px rgba(0, 0, 0, 0.5);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent 0%, var(--color-primary) 30%, var(--color-primary) 70%, transparent 100%);
            opacity: 0.7;
            pointer-events: none;
        }
        .header-inner {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-primary);
            text-decoration: none;
            white-space: nowrap;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--color-primary-light);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 16px;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-list li a:hover {
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.08);
        }
        .nav-list li a.active {
            color: var(--color-text-primary);
            font-weight: 700;
            background: rgba(157, 78, 221, 0.12);
        }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            font-size: 13px;
            font-weight: 700;
            color: #0B0E17;
            background: var(--color-accent);
            border-radius: var(--radius-pill);
            text-decoration: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0px 0px 0px 0px var(--color-accent-glow);
        }
        .btn-cta-recharge:hover {
            color: #0B0E17;
            background: #F8E05C;
            box-shadow: 0px 0px 18px var(--color-accent-glow);
            transform: translateY(-1px);
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-primary);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            text-decoration: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-cta-app:hover {
            color: var(--color-text-primary);
            border-color: var(--color-primary);
            background: var(--color-bg-elevated);
            box-shadow: 0px 0px 12px rgba(157, 78, 221, 0.2);
        }
        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            font-size: 20px;
            color: var(--color-text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.1);
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-primary-light);
        }
        .breadcrumb .sep {
            color: var(--color-text-dim);
            font-size: 10px;
        }
        .breadcrumb .current {
            color: var(--color-text-primary);
            font-weight: 600;
        }

        /* ============ Hero 分类横幅 ============ */
        .category-hero {
            position: relative;
            padding: 56px 0 48px;
            background-color: var(--color-bg-dark);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.88) 0%, rgba(11, 14, 23, 0.94) 100%);
            z-index: 1;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 30% 40%, rgba(157, 78, 221, 0.08) 0%, transparent 65%),
                radial-gradient(ellipse at 70% 60%, rgba(242, 213, 59, 0.04) 0%, transparent 55%);
            z-index: 1;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero .breadcrumb {
            margin-bottom: 18px;
        }
        .category-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            max-width: 620px;
            line-height: 1.7;
        }
        .category-hero .hero-stats-row {
            display: flex;
            gap: 28px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .hero-stat-item .stat-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-live);
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(242, 213, 59, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(242, 213, 59, 0);
            }
        }
        .hero-stat-item .stat-val {
            color: var(--color-accent);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        /* ============ 板块通用 ============ */
        .section-dark {
            background: var(--color-bg-dark);
        }
        .section-deep {
            background: var(--color-bg-deep);
        }
        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            border: none;
        }
        .divider-soft {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-border-light), transparent);
            margin: 0;
            border: none;
        }

        /* ============ 亮点卡片 ============ */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .highlight-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }
        .highlight-card:hover {
            border-color: var(--color-primary);
            background: var(--color-bg-card-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .highlight-card .hl-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            font-size: 22px;
            background: rgba(157, 78, 221, 0.15);
            color: var(--color-primary-light);
            transition: all var(--transition-base);
        }
        .highlight-card:hover .hl-icon {
            background: rgba(157, 78, 221, 0.25);
            box-shadow: 0px 0px 16px rgba(157, 78, 221, 0.2);
        }
        .highlight-card h3 {
            font-size: 16px;
            margin-bottom: 6px;
            color: var(--color-text-primary);
        }
        .highlight-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 精选头条卡片 ============ */
        .headlines-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .headline-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-base);
            position: relative;
        }
        .headline-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .headline-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--color-bg-elevated);
        }
        .headline-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .headline-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            font-size: 11px;
            font-weight: 700;
            border-radius: var(--radius-pill);
            z-index: 2;
            letter-spacing: 0.03em;
        }
        .card-tag.tag-new {
            background: var(--color-tag-new);
            color: #fff;
        }
        .card-tag.tag-hot {
            background: var(--color-tag-hot);
            color: #fff;
        }
        .card-tag.tag-rec {
            background: var(--color-tag-rec);
            color: #0B0E17;
        }
        .card-tag.tag-exclusive {
            background: #1A1F2E;
            color: var(--color-accent);
            border: 1px solid var(--color-accent);
        }
        .headline-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .headline-card .card-body h3 {
            font-size: 17px;
            line-height: 1.45;
            color: var(--color-text-primary);
        }
        .headline-card .card-body h3 a {
            color: inherit;
        }
        .headline-card .card-body h3 a:hover {
            color: var(--color-primary-light);
        }
        .headline-card .card-excerpt {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .headline-card .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--color-text-dim);
            padding-top: 6px;
            border-top: 1px solid var(--color-border);
            margin-top: 4px;
        }
        .headline-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary-light);
            margin-left: auto;
            transition: gap var(--transition-fast);
        }
        .card-read-more:hover {
            color: var(--color-primary-light);
            gap: 8px;
        }

        /* ============ 场景卡片 ============ */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .scenario-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .scenario-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-card .sc-icon {
            font-size: 28px;
            color: var(--color-primary-light);
            margin-bottom: 14px;
        }
        .scenario-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }
        .scenario-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin: 0;
        }

        /* ============ 数据统计 ============ */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }
        .stat-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--color-accent);
            line-height: 1.1;
        }
        .stat-card .stat-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 6px;
        }
        .stat-card .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 4px;
        }
        .stat-trend.up {
            color: #4ADE80;
        }
        .stat-trend.stable {
            color: var(--color-accent);
        }

        /* ============ FAQ 手风琴 ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item.active {
            border-color: var(--color-primary);
            box-shadow: 0px 0px 0px 1px rgba(157, 78, 221, 0.2);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 44px 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-body);
            position: relative;
            cursor: pointer;
            transition: all var(--transition-fast);
            background: transparent;
            border: none;
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--color-text-primary);
            background: rgba(157, 78, 221, 0.04);
        }
        .faq-item.active .faq-question {
            color: var(--color-primary-light);
        }
        .faq-question .faq-icon {
            position: absolute;
            right: 18px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 12px;
            color: var(--color-text-dim);
            transition: transform var(--transition-fast);
        }
        .faq-item.active .faq-question .faq-icon {
            transform: translateY(-50%) rotate(180deg);
            color: var(--color-primary-light);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
            border-top: 1px solid var(--color-border);
            margin: 0 20px;
        }

        /* ============ CTA 区域 ============ */
        .cta-section {
            background: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(157, 78, 221, 0.07) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 48px 0;
        }
        .cta-inner h2 {
            font-size: 30px;
            margin-bottom: 10px;
        }
        .cta-inner p {
            color: var(--color-text-muted);
            font-size: 15px;
            max-width: 500px;
            margin: 0 auto 24px;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            color: #0B0E17;
            background: var(--color-accent);
            border-radius: var(--radius-pill);
            text-decoration: none;
            transition: all var(--transition-fast);
            box-shadow: 0px 0px 0px 0px var(--color-accent-glow);
        }
        .btn-primary:hover {
            color: #0B0E17;
            background: #F8E05C;
            box-shadow: 0px 0px 22px var(--color-accent-glow);
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .btn-secondary:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-light);
            background: rgba(157, 78, 221, 0.06);
            box-shadow: 0px 0px 16px rgba(157, 78, 221, 0.15);
        }

        /* ============ 订阅区块 ============ */
        .subscribe-block {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }
        .subscribe-block h3 {
            margin-bottom: 6px;
            font-size: 20px;
        }
        .subscribe-block p {
            color: var(--color-text-muted);
            font-size: 14px;
            margin-bottom: 18px;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            padding: 12px 16px;
            background: var(--color-bg-deep);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            color: var(--color-text-body);
            font-size: 14px;
        }
        .subscribe-form input::placeholder {
            color: var(--color-text-dim);
        }
        .subscribe-form input:focus {
            border-color: var(--color-primary);
            box-shadow: 0px 0px 0px 3px rgba(157, 78, 221, 0.1);
            outline: none;
        }
        .btn-subscribe {
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: var(--radius-pill);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-subscribe:hover {
            box-shadow: 0px 0px 18px rgba(157, 78, 221, 0.4);
            transform: translateY(-1px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-bg-deep);
            border-top: 1px solid var(--color-border);
            padding-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            padding-bottom: 36px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary-light);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
        }
        .footer-eco-tags span {
            display: inline-block;
            padding: 4px 10px;
            font-size: 11px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            color: var(--color-text-muted);
            transition: all var(--transition-fast);
        }
        .footer-eco-tags span:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding: 20px 0 28px;
            text-align: center;
            font-size: 12px;
            color: var(--color-text-dim);
            line-height: 2;
        }
        .footer-bottom a {
            color: var(--color-text-dim);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-primary-light);
        }
        .footer-beian {
            margin-top: 4px;
            font-size: 11px;
            color: var(--color-text-dim);
            opacity: 0.8;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .headlines-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .scenarios-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
            .nav-list li a {
                padding: 6px 10px;
                font-size: 13px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 42px;
                --section-gap-sm: 28px;
            }
            .nav-list {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--color-bg-deep);
                border-bottom: 1px solid var(--color-border);
                padding: 12px 20px;
                gap: 2px;
                box-shadow: var(--shadow-elevated);
                z-index: 999;
            }
            .nav-list.mobile-open {
                display: flex;
            }
            .nav-list li a {
                display: block;
                padding: 10px 14px;
                font-size: 14px;
                border-radius: var(--radius-sm);
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 7px 13px;
                font-size: 12px;
                gap: 4px;
            }
            .category-hero {
                padding: 40px 0 34px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .highlights-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .highlight-card {
                padding: 18px 14px;
            }
            .highlight-card h3 {
                font-size: 14px;
            }
            .headlines-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scenarios-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
            .subscribe-form {
                flex-direction: column;
                gap: 8px;
            }
            .subscribe-form input {
                border-radius: var(--radius-pill);
            }
            .btn-subscribe {
                border-radius: var(--radius-pill);
                text-align: center;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .section-header h2 {
                font-size: 22px;
            }
            h2 {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 32px;
                --section-gap-sm: 22px;
                --header-height: 56px;
            }
            body {
                padding-top: 56px;
                font-size: 14px;
            }
            .header-inner {
                padding: 0 14px;
                gap: 8px;
            }
            .logo-link {
                font-size: 16px;
                gap: 6px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 6px 10px;
                font-size: 11px;
                gap: 3px;
            }
            .btn-cta-app {
                display: none;
            }
            .category-hero {
                padding: 28px 0 24px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 13px;
            }
            .category-hero .hero-stats-row {
                gap: 14px;
                font-size: 11px;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .headlines-grid {
                gap: 10px;
            }
            .headline-card .card-body {
                padding: 14px;
            }
            .headline-card .card-body h3 {
                font-size: 15px;
            }
            .scenarios-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .cta-inner h2 {
                font-size: 22px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            h2 {
                font-size: 20px;
            }
            .container {
                padding: 0 14px;
            }
            .container-wide {
                padding: 0 14px;
            }
            .faq-question {
                font-size: 13px;
                padding: 14px 38px 14px 14px;
            }
            .faq-answer-inner {
                font-size: 13px;
                margin: 0 14px;
                padding: 0 14px 14px;
            }
        }

/* roulang page: category4 */
:root {
            --color-bg-deep: #0B0E17;
            --color-bg-dark: #1A1F2E;
            --color-bg-card: #191E2D;
            --color-bg-card-hover: #1E2436;
            --color-primary: #9D4EDD;
            --color-primary-glow: rgba(157, 78, 221, 0.35);
            --color-primary-light: rgba(157, 78, 221, 0.15);
            --color-accent: #F2D53B;
            --color-accent-glow: rgba(242, 213, 59, 0.45);
            --color-text-white: #FFFFFF;
            --color-text-main: #D1D5DB;
            --color-text-muted: #8E95A9;
            --color-text-dim: #6B7280;
            --color-border: #2A3040;
            --color-border-light: #353D50;
            --color-border-purple: rgba(157, 78, 221, 0.3);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 50px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.65), 0 0 1px rgba(157, 78, 221, 0.5);
            --shadow-glow-purple: 0 0 20px rgba(157, 78, 221, 0.25);
            --shadow-glow-accent: 0 0 18px rgba(242, 213, 59, 0.3);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'JetBrains Mono', 'Consolas', 'Monaco', 'Courier New', monospace;
            --header-height: 68px;
            --container-max: 1280px;
            --container-wide: 1380px;
            --section-gap: 72px;
            --section-gap-sm: 48px;
        }

        *,
        *::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: var(--font-stack);
            background-color: var(--color-bg-deep);
            color: var(--color-text-main);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-white);
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 0.5em;
        }

        h1 {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.2rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.05rem;
            font-weight: 600;
        }

        p {
            margin: 0 0 1em;
            color: var(--color-text-main);
        }

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 28px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-top {
            padding-top: var(--section-gap);
        }
        .section-bottom {
            padding-bottom: var(--section-gap);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .section-label i {
            font-size: 0.7rem;
            color: var(--color-accent);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 10px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin-bottom: 28px;
            max-width: 640px;
        }

        .divider {
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-border-light), transparent);
            margin: 0;
        }
        .divider-purple {
            background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
            height: 1.5px;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-bg-deep);
            border-bottom: 1px solid transparent;
            border-image: linear-gradient(90deg, transparent 5%, var(--color-primary) 50%, transparent 95%) 1;
            height: var(--header-height);
            display: flex;
            align-items: center;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(11, 14, 23, 0.92);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 28px;
            height: 100%;
            gap: 20px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--color-text-white);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
        }
        .logo-link:hover {
            color: var(--color-primary);
            text-shadow: 0 0 18px var(--color-primary-glow);
        }
        .logo-icon {
            font-size: 1.3rem;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            animation: pulse-glow 2.5s ease-in-out infinite;
        }
        @keyframes pulse-glow {
            0%,
            100% {
                text-shadow: 0 0 6px var(--color-accent-glow);
            }
            50% {
                text-shadow: 0 0 20px var(--color-accent-glow), 0 0 36px rgba(242, 213, 59, 0.55);
            }
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-list li a:hover {
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.08);
        }
        .nav-list li a.active {
            color: var(--color-text-white);
            font-weight: 700;
            background: rgba(157, 78, 221, 0.14);
            box-shadow: inset 0 0 0 1px rgba(157, 78, 221, 0.3);
        }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2.5px;
            background: var(--color-accent);
            border-radius: 3px;
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            font-size: 0.85rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #0B0E17;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 0 14px rgba(242, 213, 59, 0.2);
        }
        .btn-cta-recharge:hover {
            background: #F7E05E;
            color: #0B0E17;
            box-shadow: 0 0 24px rgba(242, 213, 59, 0.45);
            transform: translateY(-1px);
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-text-white);
            border: 1.5px solid var(--color-border-light);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-cta-app:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.06);
        }
        .mobile-menu-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-text-white);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.1);
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb-bar {
            padding: 14px 0;
            background: transparent;
            border-bottom: 1px solid var(--color-border);
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            flex-wrap: wrap;
        }
        .breadcrumb-list a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-list a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-sep {
            color: var(--color-text-dim);
            font-size: 0.7rem;
        }
        .breadcrumb-current {
            color: var(--color-text-white);
            font-weight: 600;
        }

        /* ===== HERO BANNER ===== */
        .hero-banner {
            position: relative;
            padding: 52px 0 56px;
            background: var(--color-bg-dark);
            overflow: hidden;
            border-bottom: 1px solid var(--color-border);
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -120px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(157, 78, 221, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: 10%;
            width: 300px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(242, 213, 59, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-banner-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .hero-banner-text {
            flex: 1;
            min-width: 0;
        }
        .hero-banner-text .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: rgba(157, 78, 221, 0.18);
            border: 1px solid var(--color-border-purple);
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .hero-banner-text .hero-badge .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #EF4444;
            animation: live-pulse 1.2s ease-in-out infinite;
        }
        @keyframes live-pulse {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 6px #EF4444;
            }
            50% {
                opacity: 0.4;
                box-shadow: 0 0 14px #EF4444;
            }
        }
        .hero-banner-text h1 {
            font-size: 2.5rem;
            margin-bottom: 12px;
        }
        .hero-banner-text .hero-desc {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
            max-width: 560px;
            line-height: 1.7;
        }
        .hero-banner-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary-glow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            font-size: 0.95rem;
            font-weight: 700;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-pill);
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(157, 78, 221, 0.35);
            white-space: nowrap;
        }
        .btn-primary-glow:hover {
            background: #B06FE8;
            color: #fff;
            box-shadow: 0 6px 24px rgba(157, 78, 221, 0.55);
            transform: translateY(-2px);
        }
        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-text-white);
            border: 1.5px solid var(--color-border-light);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline-white:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.05);
        }
        .hero-banner-visual {
            flex: 0 0 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .hero-banner-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            position: relative;
            z-index: 1;
            width: 100%;
            max-width: 340px;
            border: 1px solid var(--color-border-light);
        }
        .hero-banner-visual::after {
            content: '';
            position: absolute;
            inset: -12px;
            border-radius: var(--radius-xl);
            border: 2px dashed rgba(157, 78, 221, 0.2);
            pointer-events: none;
            animation: rotate-dash 20s linear infinite;
        }
        @keyframes rotate-dash {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        /* ===== DATA CARD GRID ===== */
        .data-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .data-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
            cursor: default;
        }
        .data-card:hover {
            border-color: var(--color-primary);
            background: var(--color-bg-card-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .data-card .card-icon-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 8px;
        }
        .data-card .card-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: rgba(157, 78, 221, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--color-primary);
        }
        .data-card .live-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.68rem;
            font-weight: 700;
            color: #EF4444;
            letter-spacing: 0.04em;
            animation: live-pulse 1.2s ease-in-out infinite;
        }
        .data-card .live-tag .mini-dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: #EF4444;
        }
        .data-card .card-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-text-white);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
            margin-bottom: 2px;
            line-height: 1;
        }
        .data-card .card-value.accent {
            color: var(--color-accent);
        }
        .data-card .card-label {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 4px;
        }
        .data-card .card-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .data-card .card-trend.up {
            color: #34D399;
        }
        .data-card .card-trend.down {
            color: #F87171;
        }
        .data-card .card-trend.stable {
            color: var(--color-text-muted);
        }

        /* ===== TOOL CARDS ===== */
        .tool-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tool-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .tool-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .tool-card .tool-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(157, 78, 221, 0.25), rgba(157, 78, 221, 0.06));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            margin-bottom: 16px;
            transition: all var(--transition-normal);
        }
        .tool-card:hover .tool-icon-wrap {
            background: linear-gradient(135deg, rgba(157, 78, 221, 0.45), rgba(157, 78, 221, 0.15));
            box-shadow: 0 0 20px rgba(157, 78, 221, 0.3);
        }
        .tool-card h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .tool-card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .tool-card .tool-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 14px;
        }
        .tool-card .tool-tag {
            padding: 4px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: rgba(157, 78, 221, 0.1);
            color: var(--color-primary);
            border: 1px solid rgba(157, 78, 221, 0.2);
        }
        .tool-card .tool-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            border-bottom: 1px solid transparent;
        }
        .tool-card .tool-link:hover {
            border-bottom-color: var(--color-primary);
            gap: 8px;
        }
        .tool-card .tool-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }
        .tool-card .tool-link:hover i {
            transform: translateX(3px);
        }

        /* ===== SCENARIO CARDS ===== */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .scenario-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
        }
        .scenario-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .scenario-card .sc-icon {
            font-size: 2rem;
            display: block;
            margin-bottom: 12px;
            color: var(--color-accent);
            transition: all var(--transition-normal);
        }
        .scenario-card:hover .sc-icon {
            transform: scale(1.15);
            text-shadow: 0 0 20px var(--color-accent-glow);
        }
        .scenario-card h4 {
            font-size: 0.95rem;
            margin-bottom: 6px;
        }
        .scenario-card p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* ===== FLOW STEPS ===== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            position: relative;
        }
        .flow-step {
            text-align: center;
            padding: 24px 16px;
            position: relative;
            z-index: 1;
        }
        .flow-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-bg-card);
            border: 2px solid var(--color-border-light);
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--color-text-white);
            margin-bottom: 14px;
            transition: all var(--transition-normal);
            font-family: var(--font-mono);
        }
        .flow-step:hover .step-number {
            border-color: var(--color-primary);
            background: rgba(157, 78, 221, 0.2);
            box-shadow: 0 0 20px rgba(157, 78, 221, 0.35);
            color: var(--color-accent);
        }
        .flow-step h4 {
            font-size: 0.95rem;
            margin-bottom: 6px;
        }
        .flow-step p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }
        .flow-connector {
            position: absolute;
            top: 48px;
            left: 12.5%;
            width: 75%;
            height: 2px;
            background: linear-gradient(90deg, var(--color-border-light), var(--color-primary), var(--color-border-light));
            z-index: 0;
            pointer-events: none;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--color-bg-card);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border-light);
        }
        .faq-item.active {
            border-color: var(--color-primary);
            box-shadow: 0 0 16px rgba(157, 78, 221, 0.15);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-white);
            background: transparent;
            text-align: left;
            cursor: pointer;
            transition: all var(--transition-fast);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.03);
        }
        .faq-item.active .faq-question {
            color: var(--color-primary);
            background: rgba(157, 78, 221, 0.06);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(157, 78, 221, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            transition: all var(--transition-fast);
            color: var(--color-primary);
        }
        .faq-item.active .faq-question .faq-icon {
            background: rgba(157, 78, 221, 0.3);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: var(--color-bg-dark);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 140%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(157, 78, 221, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            margin-bottom: 10px;
        }
        .cta-section p {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-btn-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--color-bg-dark);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 0;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: var(--color-text-white);
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .footer-eco-tags span {
            padding: 5px 10px;
            font-size: 0.72rem;
            font-weight: 500;
            border-radius: var(--radius-pill);
            background: rgba(157, 78, 221, 0.08);
            color: var(--color-text-muted);
            border: 1px solid rgba(157, 78, 221, 0.15);
            transition: all var(--transition-fast);
        }
        .footer-eco-tags span:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(157, 78, 221, 0.16);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding: 18px 0;
            text-align: center;
            font-size: 0.78rem;
            color: var(--color-text-dim);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--color-text-muted);
            margin: 0 4px;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-primary);
        }
        .footer-beian {
            margin-top: 4px;
            font-size: 0.75rem;
            color: var(--color-text-dim);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1200px) {
            .data-card-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .hero-banner-visual {
                flex: 0 0 260px;
            }
            .hero-banner-visual img {
                max-width: 260px;
            }
        }
        @media (max-width: 1024px) {
            .nav-list li a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .data-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tool-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-connector {
                display: none;
            }
            .hero-banner-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-banner-visual {
                flex: 0 0 auto;
                max-width: 280px;
                margin: 0 auto;
            }
            .hero-banner-text .hero-desc {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-banner-actions {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
                --section-gap-sm: 32px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            .nav-list {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 23, 0.97);
                flex-direction: column;
                padding: 16px 20px;
                gap: 2px;
                border-bottom: 2px solid var(--color-primary);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                z-index: 999;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .btn-cta-app {
                display: none;
            }
            .data-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .data-card {
                padding: 14px 12px;
            }
            .data-card .card-value {
                font-size: 1.4rem;
            }
            .tool-cards-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .flow-steps {
                grid-template-columns: 1fr 1fr;
            }
            .hero-banner {
                padding: 32px 0 36px;
            }
            .hero-banner-text h1 {
                font-size: 1.7rem;
            }
            .hero-banner-visual {
                max-width: 200px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }
        @media (max-width: 520px) {
            .container-wide,
            .container,
            .container-narrow {
                padding: 0 14px;
            }
            .header-inner {
                padding: 0 14px;
                gap: 10px;
            }
            .logo-link {
                font-size: 1.05rem;
                gap: 6px;
            }
            .btn-cta-recharge {
                padding: 7px 14px;
                font-size: 0.78rem;
                gap: 4px;
            }
            .data-card-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .data-card {
                padding: 10px;
            }
            .data-card .card-value {
                font-size: 1.2rem;
            }
            .data-card .card-label {
                font-size: 0.7rem;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .hero-banner-visual {
                max-width: 160px;
            }
            .hero-banner-text h1 {
                font-size: 1.4rem;
            }
            .hero-banner-text .hero-desc {
                font-size: 0.88rem;
            }
            .btn-primary-glow,
            .btn-outline-white {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0B0E17;
            --bg-card: #191E2D;
            --bg-section: #1A1F2E;
            --bg-nav: #0B0E17;
            --bg-input: #141824;
            --primary-purple: #9D4EDD;
            --primary-purple-glow: rgba(157, 78, 221, 0.4);
            --primary-purple-light: rgba(157, 78, 221, 0.18);
            --accent-yellow: #F2D53B;
            --accent-yellow-glow: rgba(242, 213, 59, 0.35);
            --accent-live-red: #FF3B5C;
            --text-white: #FFFFFF;
            --text-main: #D1D5DB;
            --text-muted: #8E95A9;
            --text-weak: #6B7280;
            --border-deep: #252A38;
            --border-card: #2A3040;
            --border-purple-subtle: rgba(157, 78, 221, 0.25);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --radius-pill: 50px;
            --shadow-card: 0px 4px 16px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0px 8px 28px rgba(0, 0, 0, 0.6), 0px 0px 1px rgba(157, 78, 221, 0.4);
            --shadow-glow-purple: 0px 0px 18px rgba(157, 78, 221, 0.3);
            --shadow-glow-yellow: 0px 0px 14px rgba(242, 213, 59, 0.3);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
        }

        *,
        *::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: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-purple);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-purple);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: 15px;
        }
        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            line-height: 1.3;
            color: var(--text-white);
            font-weight: 700;
        }
        h1 {
            font-size: 38px;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 28px;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 18px;
            font-weight: 600;
        }
        p {
            margin: 0 0 1em;
            color: var(--text-main);
        }

        .container-wide {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 28px;
        }
        .container-narrow {
            max-width: 1040px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-spacing {
            padding: 64px 0;
        }
        .section-spacing-sm {
            padding: 44px 0;
        }

        /* ==================== HEADER ==================== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid transparent;
            background-clip: padding-box;
            box-shadow: 0 1px 0 rgba(157, 78, 221, 0.2);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            gap: 20px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--primary-purple);
        }
        .logo-icon {
            font-size: 22px;
            color: var(--accent-yellow);
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: block;
            padding: 8px 15px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .nav-list li a:hover {
            color: var(--primary-purple);
            background: rgba(157, 78, 221, 0.08);
        }
        .nav-list li a.active {
            color: var(--accent-yellow);
            font-weight: 700;
            background: rgba(242, 213, 59, 0.07);
            box-shadow: inset 0 -2px 0 var(--accent-yellow);
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 700;
            background: var(--accent-yellow);
            color: #0B0E17;
            border-radius: var(--radius-pill);
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            box-shadow: 0px 0px 12px rgba(242, 213, 59, 0.2);
            white-space: nowrap;
        }
        .btn-cta-recharge:hover {
            background: #ffe566;
            color: #0B0E17;
            box-shadow: var(--shadow-glow-yellow);
            transform: translateY(-1px);
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            background: transparent;
            color: var(--text-white);
            border: 1.5px solid var(--border-deep);
            border-radius: var(--radius-pill);
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-cta-app:hover {
            border-color: var(--primary-purple);
            color: var(--primary-purple);
            background: rgba(157, 78, 221, 0.06);
            box-shadow: 0px 0px 10px rgba(157, 78, 221, 0.2);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            color: var(--text-white);
            font-size: 22px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(157, 78, 221, 0.12);
            color: var(--primary-purple);
        }

        /* ==================== BREADCRUMB ==================== */
        .breadcrumb-bar {
            padding: 16px 0;
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
        }
        .breadcrumb-bar a:hover {
            color: var(--primary-purple);
        }
        .breadcrumb-bar .sep {
            color: var(--text-weak);
            user-select: none;
        }
        .breadcrumb-bar .current {
            color: var(--accent-yellow);
            font-weight: 600;
        }

        /* ==================== HERO ==================== */
        .hero-category {
            position: relative;
            background: var(--bg-section);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 50px 0 56px;
            border-bottom: 1px solid var(--border-deep);
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.82) 0%, rgba(11, 14, 23, 0.94) 100%);
            z-index: 1;
        }
        .hero-category::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--primary-purple), transparent);
            opacity: 0.6;
            z-index: 2;
        }
        .hero-category .hero-content {
            position: relative;
            z-index: 3;
        }
        .hero-category h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .hero-category .hero-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .hero-stats-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .hero-stat-item {
            background: rgba(25, 30, 45, 0.8);
            border: 1px solid var(--border-deep);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            min-width: 130px;
            text-align: center;
            backdrop-filter: blur(4px);
        }
        .hero-stat-item .stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-yellow);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }
        .hero-stat-item .stat-number .live-dot {
            width: 9px;
            height: 9px;
            background: var(--accent-live-red);
            border-radius: 50%;
            animation: pulse-live 1.2s ease-in-out infinite;
        }
        .hero-stat-item .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 59, 92, 0.8);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 59, 92, 0);
            }
        }

        /* ==================== 赛程搜索栏 ==================== */
        .schedule-search-bar {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 20px;
            position: relative;
            z-index: 3;
        }
        .schedule-search-bar input {
            flex: 1;
            min-width: 240px;
            padding: 13px 18px;
            background: var(--bg-input);
            border: 1.5px solid var(--border-deep);
            border-radius: var(--radius-pill);
            color: var(--text-white);
            font-size: 15px;
            transition: all var(--transition-smooth);
        }
        .schedule-search-bar input::placeholder {
            color: var(--text-weak);
        }
        .schedule-search-bar input:focus {
            border-color: var(--primary-purple);
            box-shadow: 0px 0px 0px 3px rgba(157, 78, 221, 0.1);
            outline: none;
        }
        .schedule-search-bar .btn-search {
            padding: 13px 28px;
            background: var(--primary-purple);
            color: #fff;
            font-weight: 700;
            border-radius: var(--radius-pill);
            font-size: 15px;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }
        .schedule-search-bar .btn-search:hover {
            background: #b06de8;
            box-shadow: var(--shadow-glow-purple);
            transform: translateY(-1px);
        }
        .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 14px;
            position: relative;
            z-index: 3;
        }
        .filter-tag {
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            background: rgba(25, 30, 45, 0.7);
            border: 1px solid var(--border-deep);
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tag:hover,
        .filter-tag.active-filter {
            background: rgba(157, 78, 221, 0.15);
            border-color: var(--primary-purple);
            color: var(--primary-purple);
        }
        .filter-tag.active-filter {
            font-weight: 700;
            box-shadow: 0px 0px 8px rgba(157, 78, 221, 0.25);
        }

        /* ==================== 板块标题 ==================== */
        .section-header {
            margin-bottom: 32px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .section-header h2 {
            margin-bottom: 0;
            font-size: 26px;
            font-weight: 700;
            color: var(--text-white);
            position: relative;
            padding-left: 16px;
        }
        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 26px;
            background: var(--primary-purple);
            border-radius: 2px;
        }
        .section-header .section-badge {
            font-size: 13px;
            color: var(--accent-yellow);
            font-weight: 600;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        /* ==================== 赛程卡片网格 ==================== */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 16px;
        }
        .schedule-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-card:hover {
            border-color: var(--primary-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .schedule-card .card-top-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .schedule-card .league-tag {
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            background: rgba(157, 78, 221, 0.15);
            color: var(--primary-purple);
        }
        .schedule-card .status-badge {
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.03em;
        }
        .status-live {
            background: rgba(255, 59, 92, 0.18);
            color: var(--accent-live-red);
            animation: pulse-live-text 1.2s ease-in-out infinite;
        }
        @keyframes pulse-live-text {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .status-upcoming {
            background: rgba(242, 213, 59, 0.12);
            color: var(--accent-yellow);
        }
        .status-done {
            background: rgba(142, 149, 169, 0.12);
            color: var(--text-muted);
        }
        .schedule-card .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .schedule-card .team-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            text-align: center;
            flex: 1;
            line-height: 1.3;
        }
        .schedule-card .vs-badge {
            font-size: 13px;
            font-weight: 800;
            color: var(--text-muted);
            flex-shrink: 0;
            padding: 0 8px;
            letter-spacing: 0.06em;
        }
        .schedule-card .match-score {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 24px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent-yellow);
            letter-spacing: 0.04em;
        }
        .schedule-card .match-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .schedule-card .match-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .schedule-card .card-cta-link {
            align-self: flex-end;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-purple);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .schedule-card .card-cta-link:hover {
            color: #c08ef0;
            gap: 8px;
        }

        /* ==================== 赛程时间线 ==================== */
        .timeline-section {
            background: var(--bg-section);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-deep);
        }
        .timeline-date-header {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-yellow);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-deep);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .timeline-date-header .date-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-yellow);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .timeline-match-row {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            margin-bottom: 6px;
            transition: all var(--transition-fast);
            flex-wrap: wrap;
            background: transparent;
        }
        .timeline-match-row:hover {
            background: rgba(157, 78, 221, 0.06);
        }
        .timeline-match-row .tl-time {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-muted);
            min-width: 56px;
            font-family: var(--font-mono);
            flex-shrink: 0;
        }
        .timeline-match-row .tl-league {
            font-size: 11px;
            font-weight: 600;
            color: var(--primary-purple);
            background: rgba(157, 78, 221, 0.1);
            padding: 3px 8px;
            border-radius: 4px;
            flex-shrink: 0;
            letter-spacing: 0.03em;
        }
        .timeline-match-row .tl-teams {
            flex: 1;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-white);
            min-width: 140px;
        }
        .timeline-match-row .tl-status {
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ==================== 联赛分类卡片 ==================== */
        .league-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 18px;
        }
        .league-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .league-card:hover {
            border-color: var(--primary-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .league-card .league-card-img {
            height: 150px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .league-card .league-card-img .league-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 14, 23, 0.9) 100%);
        }
        .league-card .league-card-img .league-label {
            position: absolute;
            bottom: 12px;
            left: 16px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            z-index: 2;
            letter-spacing: 0.02em;
        }
        .league-card .league-card-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .league-card .league-card-body .league-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .league-card .league-card-body .league-desc {
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* ==================== 数据概览卡片 ==================== */
        .data-cards-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .data-mini-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .data-mini-card:hover {
            border-color: var(--primary-purple);
            box-shadow: var(--shadow-card-hover);
        }
        .data-mini-card .data-value {
            font-size: 32px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent-yellow);
            letter-spacing: -0.02em;
        }
        .data-mini-card .data-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .data-mini-card .data-trend {
            font-size: 12px;
            font-weight: 600;
            margin-top: 6px;
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .trend-up {
            color: #34D399;
        }
        .trend-stable {
            color: var(--text-muted);
        }
        .trend-hot {
            color: var(--accent-live-red);
        }

        /* ==================== 用户评价 ==================== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: all var(--transition-smooth);
        }
        .testimonial-card:hover {
            border-color: var(--primary-purple);
            box-shadow: var(--shadow-card-hover);
        }
        .testimonial-card .tst-identity {
            font-size: 12px;
            font-weight: 700;
            color: var(--primary-purple);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .testimonial-card .tst-text {
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .testimonial-card .tst-stars {
            color: var(--accent-yellow);
            font-size: 13px;
            letter-spacing: 2px;
        }

        /* ==================== CTA 订阅区 ==================== */
        .cta-subscribe-block {
            background: var(--bg-section);
            border: 1px solid var(--border-deep);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-subscribe-block::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(157, 78, 221, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-subscribe-block h2 {
            position: relative;
            z-index: 1;
            font-size: 26px;
        }
        .cta-subscribe-block .cta-desc {
            position: relative;
            z-index: 1;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 15px;
        }
        .cta-subscribe-form {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 10px;
            max-width: 500px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 13px 18px;
            background: var(--bg-input);
            border: 1.5px solid var(--border-deep);
            border-radius: var(--radius-pill);
            color: var(--text-white);
            font-size: 15px;
            transition: all var(--transition-smooth);
        }
        .cta-subscribe-form input:focus {
            border-color: var(--primary-purple);
            box-shadow: 0px 0px 0px 3px rgba(157, 78, 221, 0.1);
            outline: none;
        }
        .cta-subscribe-form .btn-submit {
            padding: 13px 30px;
            background: var(--primary-purple);
            color: #fff;
            font-weight: 700;
            border-radius: var(--radius-pill);
            font-size: 15px;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }
        .cta-subscribe-form .btn-submit:hover {
            background: #b06de8;
            box-shadow: var(--shadow-glow-purple);
            transform: translateY(-1px);
        }

        /* ==================== FAQ ==================== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .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-purple-subtle);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-white);
            background: transparent;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .faq-question:hover {
            color: var(--primary-purple);
            background: rgba(157, 78, 221, 0.04);
        }
        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
        }
        .faq-item.open .faq-question {
            color: var(--primary-purple);
            background: rgba(157, 78, 221, 0.06);
            border-bottom: 1px solid var(--border-purple-subtle);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--primary-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 22px 20px;
        }

        /* ==================== FOOTER ==================== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-deep);
            padding: 48px 0 28px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--primary-purple);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
        }
        .footer-eco-tags span {
            font-size: 11px;
            padding: 5px 11px;
            background: rgba(157, 78, 221, 0.1);
            border: 1px solid rgba(157, 78, 221, 0.2);
            border-radius: var(--radius-sm);
            color: var(--primary-purple);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-deep);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: var(--text-weak);
            line-height: 2;
        }
        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            margin: 0 4px;
        }
        .footer-bottom a:hover {
            color: var(--primary-purple);
        }
        .footer-beian {
            margin-top: 6px;
            font-size: 11px;
            color: var(--text-weak);
            letter-spacing: 0.02em;
        }

        /* ==================== 响应式 ==================== */
        @media screen and (max-width: 1024px) {
            .data-cards-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .schedule-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .hero-category h1 {
                font-size: 32px;
            }
            h2 {
                font-size: 23px;
            }
            .nav-list li a {
                padding: 7px 11px;
                font-size: 13px;
            }
            .header-inner {
                gap: 12px;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 8px 14px;
                font-size: 12px;
            }
        }
        @media screen and (max-width: 768px) {
            .nav-list {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 2px solid var(--primary-purple);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7);
                z-index: 999;
            }
            .nav-list.mobile-open {
                display: flex;
            }
            .nav-list li a {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .mobile-menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .data-cards-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .schedule-grid {
                grid-template-columns: 1fr;
            }
            .league-cards-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-category {
                padding: 32px 0 36px;
            }
            .hero-category h1 {
                font-size: 26px;
            }
            .hero-stats-row {
                gap: 10px;
            }
            .hero-stat-item {
                min-width: 100px;
                padding: 12px 14px;
            }
            .hero-stat-item .stat-number {
                font-size: 22px;
            }
            .cta-subscribe-block {
                padding: 28px 18px;
            }
            .section-spacing {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .timeline-section {
                padding: 20px 14px;
            }
            .timeline-match-row {
                gap: 8px;
                padding: 10px 12px;
            }
            .timeline-match-row .tl-teams {
                font-size: 13px;
                min-width: 100px;
            }
            .container-wide {
                padding: 0 16px;
            }
            .container-narrow {
                padding: 0 14px;
            }
            .btn-cta-recharge {
                padding: 7px 12px;
                font-size: 11px;
                gap: 3px;
            }
            .btn-cta-app {
                display: none;
            }
        }
        @media screen and (max-width: 520px) {
            .data-cards-row {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .league-cards-grid {
                grid-template-columns: 1fr;
            }
            .hero-stats-row {
                gap: 8px;
            }
            .hero-stat-item {
                min-width: 80px;
                padding: 10px 10px;
            }
            .hero-stat-item .stat-number {
                font-size: 18px;
            }
            .hero-category h1 {
                font-size: 22px;
            }
            .schedule-search-bar {
                flex-direction: column;
            }
            .schedule-search-bar input {
                min-width: auto;
            }
            .cta-subscribe-form {
                flex-direction: column;
                max-width: 100%;
            }
            .cta-subscribe-form input {
                min-width: auto;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .filter-tags {
                gap: 5px;
            }
            .filter-tag {
                padding: 5px 11px;
                font-size: 11px;
            }
            .header-inner {
                padding: 0 12px;
                height: 52px;
            }
            .logo-link {
                font-size: 17px;
                gap: 6px;
            }
            .logo-icon {
                font-size: 18px;
            }
            .btn-cta-recharge {
                padding: 6px 10px;
                font-size: 10px;
                letter-spacing: 0;
            }
        }

/* roulang page: category6 */
:root {
            --color-bg-deep: #0B0E17;
            --color-bg-primary: #1A1F2E;
            --color-bg-card: #191E2D;
            --color-bg-card-hover: #1E2436;
            --color-bg-surface: #222840;
            --color-accent-purple: #9D4EDD;
            --color-accent-purple-glow: rgba(157, 78, 221, 0.45);
            --color-accent-purple-soft: rgba(157, 78, 221, 0.18);
            --color-highlight-yellow: #F2D53B;
            --color-highlight-yellow-glow: rgba(242, 213, 59, 0.5);
            --color-text-white: #FFFFFF;
            --color-text-primary: #D1D5DB;
            --color-text-secondary: #8E95A9;
            --color-text-muted: #6B7280;
            --color-border: #2A3040;
            --color-border-light: #353D50;
            --color-border-purple: rgba(157, 78, 221, 0.35);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --radius-pill: 50px;
            --shadow-card: 0px 4px 14px rgba(0, 0, 0, 0.5);
            --shadow-card-hover: 0px 8px 28px rgba(0, 0, 0, 0.65), 0px 0px 2px rgba(157, 78, 221, 0.4);
            --shadow-glow-purple: 0px 0px 18px rgba(157, 78, 221, 0.3);
            --shadow-glow-yellow: 0px 0px 16px rgba(242, 213, 59, 0.35);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --header-height: 68px;
            --container-max: 1260px;
            --container-wide: 1340px;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-stack);
            background-color: var(--color-bg-deep);
            color: var(--color-text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--color-accent-purple);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #B87DE8;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent-purple);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent-purple);
            outline-offset: 3px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent-purple);
            outline-offset: 2px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-white);
            margin: 0;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.75rem;
            font-weight: 600;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.15rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-white);
        }

        .container-wide {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 28px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent-purple);
            margin-bottom: 10px;
        }
        .section-title {
            margin-bottom: 10px;
            font-size: 1.75rem;
            font-weight: 600;
            color: var(--color-text-white);
        }
        .section-subtitle {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin-bottom: 36px;
            max-width: 680px;
        }

        /* ============ HEADER ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-bg-deep);
            border-bottom: 1px solid transparent;
            background-clip: padding-box;
            box-shadow: 0 1px 0 0 rgba(157, 78, 221, 0.18);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            max-width: var(--container-wide);
            margin: 0 auto;
            padding: 0 28px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-white);
            white-space: nowrap;
            text-decoration: none;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--color-accent-purple);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-accent-purple);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1rem;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: block;
            padding: 8px 15px;
            border-radius: var(--radius-pill);
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-list li a:hover {
            color: var(--color-accent-purple);
            background: var(--color-accent-purple-soft);
        }
        .nav-list li a.active {
            color: var(--color-highlight-yellow);
            font-weight: 700;
            background: rgba(242, 213, 59, 0.07);
            border-bottom: 2px solid var(--color-highlight-yellow);
            border-radius: var(--radius-pill) var(--radius-pill) 6px 6px;
            padding-bottom: 6px;
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-cta-recharge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            background: var(--color-highlight-yellow);
            color: #0B0E17;
            font-weight: 700;
            font-size: 0.88rem;
            text-decoration: none;
            transition: all var(--transition-smooth);
            border: none;
            white-space: nowrap;
        }
        .btn-cta-recharge:hover {
            background: #F8E06A;
            color: #0B0E17;
            box-shadow: var(--shadow-glow-yellow);
            transform: translateY(-1px);
        }
        .btn-cta-app {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            background: transparent;
            color: var(--color-text-white);
            font-weight: 600;
            font-size: 0.88rem;
            text-decoration: none;
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-cta-app:hover {
            border-color: var(--color-accent-purple);
            color: var(--color-accent-purple);
            box-shadow: var(--shadow-glow-purple);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text-white);
            font-size: 1.4rem;
            padding: 6px 10px;
            cursor: pointer;
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-bg-deep);
            z-index: 999;
            padding: 20px 28px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.is-open {
            display: flex;
        }
        .mobile-nav-overlay a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            color: var(--color-text-primary);
            font-size: 1.05rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .mobile-nav-overlay a:hover,
        .mobile-nav-overlay a.active {
            color: var(--color-highlight-yellow);
            background: rgba(242, 213, 59, 0.06);
            border-color: rgba(242, 213, 59, 0.25);
        }

        /* ============ HERO BANNER ============ */
        .hero-banner {
            position: relative;
            padding: 52px 0 44px;
            background: var(--color-bg-primary);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.55) 0%, rgba(11, 14, 23, 0.88) 100%);
            z-index: 0;
        }
        .hero-banner .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-purple);
        }
        .breadcrumb .separator {
            color: var(--color-text-muted);
        }
        .breadcrumb .current {
            color: var(--color-highlight-yellow);
            font-weight: 600;
        }
        .hero-banner .hero-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 10px;
        }
        .hero-banner .hero-desc {
            color: var(--color-text-primary);
            font-size: 1rem;
            max-width: 640px;
            line-height: 1.7;
        }
        .hero-badge-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 14px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            font-weight: 600;
            background: var(--color-accent-purple-soft);
            color: var(--color-accent-purple);
            border: 1px solid var(--color-border-purple);
        }

        /* ============ CARDS ============ */
        .card-feature {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            transition: all var(--transition-smooth);
            height: 100%;
            position: relative;
        }
        .card-feature:hover {
            border-color: var(--color-accent-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            background: var(--color-bg-card-hover);
        }
        .card-feature .card-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 14px;
            background: var(--color-accent-purple-soft);
            color: var(--color-accent-purple);
        }
        .card-feature h3 {
            margin-bottom: 8px;
            font-size: 1.05rem;
        }
        .card-feature p {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.6;
        }

        /* topic card */
        .card-topic {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-topic:hover {
            border-color: var(--color-accent-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-topic .topic-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-surface);
        }
        .card-topic .topic-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .card-topic:hover .topic-img-wrap img {
            transform: scale(1.04);
        }
        .card-topic .topic-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            font-size: 0.72rem;
            font-weight: 700;
            background: var(--color-accent-purple);
            color: #fff;
            z-index: 2;
        }
        .card-topic .topic-tag.hot {
            background: #E74C3C;
        }
        .card-topic .topic-tag.new {
            background: #27AE60;
        }
        .card-topic .topic-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-topic .topic-body h3 {
            font-size: 1rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-topic .topic-body .topic-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 10px;
        }
        .card-topic .topic-meta {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .card-topic .topic-link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-accent-purple);
            transition: gap var(--transition-fast);
        }
        .card-topic:hover .topic-link-arrow {
            gap: 8px;
        }

        /* data card */
        .card-data {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .card-data:hover {
            border-color: var(--color-accent-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-data .data-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-highlight-yellow);
            font-variant-numeric: tabular-nums;
            letter-spacing: -0.01em;
        }
        .card-data .data-label {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }
        .card-data .data-trend {
            font-size: 0.75rem;
            font-weight: 600;
            margin-top: 4px;
        }
        .card-data .data-trend.up {
            color: #27AE60;
        }
        .card-data .data-trend.down {
            color: #E74C3C;
        }
        .card-data .live-dot {
            position: absolute;
            top: 10px;
            right: 12px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #E74C3C;
            animation: pulse-dot 1.4s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.7);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(231, 76, 60, 0);
            }
        }

        /* scenario card */
        .card-scenario {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-smooth);
            height: 100%;
            border-left: 3px solid transparent;
        }
        .card-scenario:hover {
            border-left-color: var(--color-accent-purple);
            border-top-color: var(--color-accent-purple);
            border-right-color: var(--color-accent-purple);
            border-bottom-color: var(--color-accent-purple);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-scenario .scenario-icon {
            font-size: 1.5rem;
            color: var(--color-accent-purple);
            margin-bottom: 10px;
        }
        .card-scenario h3 {
            font-size: 1rem;
            margin-bottom: 6px;
        }
        .card-scenario p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ============ PROCESS STEPS ============ */
        .process-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            position: relative;
        }
        .process-step {
            flex: 1;
            min-width: 180px;
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 38px;
            right: -10px;
            width: 40px;
            height: 2px;
            background: var(--color-border-light);
            z-index: 0;
        }
        .process-step:last-child::after {
            display: none;
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--color-accent-purple);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            position: relative;
            z-index: 1;
            margin-bottom: 12px;
        }
        .process-step h4 {
            font-size: 0.95rem;
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.5;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--color-border-light);
        }
        .faq-item.is-active {
            border-color: var(--color-accent-purple);
            box-shadow: 0 0 0 3px var(--color-accent-purple-soft);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 18px 20px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-text-white);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .faq-item.is-active .faq-question {
            color: var(--color-accent-purple);
        }
        .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
            color: var(--color-text-secondary);
            font-size: 0.85rem;
        }
        .faq-item.is-active .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
        }
        .faq-item.is-active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px 20px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: var(--color-bg-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 44px 32px;
            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: var(--color-accent-purple);
            opacity: 0.06;
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            margin-bottom: 10px;
        }
        .cta-section p {
            color: var(--color-text-secondary);
            max-width: 520px;
            margin: 0 auto 24px;
            font-size: 0.95rem;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            background: var(--color-highlight-yellow);
            color: #0B0E17;
            font-weight: 700;
            font-size: 1rem;
            text-decoration: none;
            transition: all var(--transition-smooth);
            border: none;
        }
        .btn-cta-primary:hover {
            background: #F8E06A;
            box-shadow: var(--shadow-glow-yellow);
            transform: translateY(-2px);
            color: #0B0E17;
        }
        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            background: transparent;
            color: var(--color-text-white);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            border: 2px solid var(--color-accent-purple);
            transition: all var(--transition-smooth);
        }
        .btn-cta-outline:hover {
            background: var(--color-accent-purple-soft);
            box-shadow: var(--shadow-glow-purple);
            color: #fff;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-bg-deep);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 28px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 30px;
        }
        .footer-col h4 {
            color: var(--color-text-white);
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--color-text-secondary);
            font-size: 0.85rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-purple);
        }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-eco-tags span {
            display: inline-block;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: var(--color-bg-surface);
            color: var(--color-text-secondary);
            font-size: 0.78rem;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }
        .footer-eco-tags span:hover {
            border-color: var(--color-accent-purple);
            color: var(--color-accent-purple);
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border);
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 2;
        }
        .footer-bottom a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
            margin: 0 4px;
        }
        .footer-bottom a:hover {
            color: var(--color-accent-purple);
        }
        .footer-beian {
            margin-top: 8px;
            color: var(--color-text-muted);
            font-size: 0.78rem;
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            .nav-list {
                gap: 2px;
            }
            .nav-list li a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .btn-cta-recharge,
            .btn-cta-app {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
            .footer-col:nth-child(4),
            .footer-col:nth-child(5) {
                grid-column: span 1;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .process-step {
                min-width: 140px;
                padding: 16px 10px;
            }
            .process-step::after {
                width: 24px;
                right: -6px;
            }
            .hero-banner {
                padding: 38px 0 32px;
            }
            .hero-banner .hero-title {
                font-size: 1.6rem;
            }
        }

        @media screen and (max-width: 768px) {
            .nav-list {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .btn-cta-recharge {
                padding: 7px 12px;
                font-size: 0.78rem;
                gap: 3px;
            }
            .btn-cta-app {
                display: none;
            }
            .header-inner {
                padding: 0 16px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .section {
                padding: 40px 0;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            .hero-banner {
                padding: 30px 0 26px;
            }
            .hero-banner .hero-title {
                font-size: 1.4rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.9rem;
            }
            .process-list {
                flex-direction: column;
                gap: 16px;
            }
            .process-step {
                text-align: left;
                display: flex;
                align-items: flex-start;
                gap: 14px;
                padding: 12px 0;
                min-width: auto;
            }
            .process-step::after {
                display: none;
            }
            .process-step .step-number {
                flex-shrink: 0;
                margin-bottom: 0;
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }
            .card-data .data-value {
                font-size: 1.4rem;
            }
            .cta-section {
                padding: 30px 18px;
            }
            .cta-section h2 {
                font-size: 1.25rem;
            }
            .container-wide,
            .container {
                padding: 0 16px;
            }
        }

        @media screen and (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .hero-banner .hero-title {
                font-size: 1.2rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card-topic .topic-body h3 {
                font-size: 0.9rem;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .card-data {
                padding: 14px 10px;
            }
            .card-data .data-value {
                font-size: 1.2rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                gap: 4px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0B0E17;
            --bg-panel: #1A1F2E;
            --bg-card: #191E2D;
            --primary-violet: #9D4EDD;
            --violet-glow: rgba(157,78,221,0.4);
            --accent-yellow: #F2D53B;
            --text-heading: #FFFFFF;
            --text-body: #D1D5DB;
            --text-muted: #8E95A9;
            --border-color: #2A2F3E;
            --border-violet: #5A3E8C;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-pill: 50px;
            --shadow-card: 0 8px 20px rgba(0,0,0,0.6), 0 0 1px rgba(157,78,221,0.4);
            --shadow-hover: 0 12px 28px rgba(0,0,0,0.8), 0 0 4px rgba(157,78,221,0.6);
            --transition: all 0.25s ease;
        }
        *, *::before, *::after { box-sizing: border-box; }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
            font-size: 15px;
            line-height: 1.6;
            background-color: var(--bg-deep);
            color: var(--text-body);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button, input, select, textarea { font-family: inherit; }
        .container-wide {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding { padding: 64px 0; }
        @media (max-width: 768px) {
            .section-padding { padding: 48px 0; }
            .container-wide, .container-narrow { padding: 0 16px; }
        }
        /* Header & Navigation */
        .site-header {
            background: rgba(11,14,23,0.96);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--primary-violet);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0,0,0,0.7);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            height: 70px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-heading);
            white-space: nowrap;
        }
        .logo-link:hover { color: var(--primary-violet); }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-violet) 0%, #5A2D8E 100%);
            border-radius: 8px;
            color: white;
            font-size: 18px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-list a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: 20px;
            font-weight: 500;
            color: var(--text-body);
            position: relative;
            transition: var(--transition);
        }
        .nav-list a:hover {
            color: var(--primary-violet);
            text-shadow: 0 0 8px rgba(157,78,221,0.5);
        }
        .nav-list a.active {
            color: var(--accent-yellow);
            font-weight: 700;
            border-bottom: 2px solid var(--accent-yellow);
            border-radius: 0;
            padding-bottom: 6px;
        }
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-cta-recharge, .btn-cta-app {
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 14px;
            text-align: center;
            white-space: nowrap;
            transition: var(--transition);
        }
        .btn-cta-recharge {
            background: var(--accent-yellow);
            color: #0B0E17;
            box-shadow: 0 0 16px rgba(242,213,59,0.3);
        }
        .btn-cta-recharge:hover {
            background: #FFE066;
            box-shadow: 0 0 24px rgba(242,213,59,0.7);
            color: #000;
        }
        .btn-cta-app {
            background: transparent;
            border: 1px solid var(--primary-violet);
            color: var(--text-heading);
        }
        .btn-cta-app:hover {
            background: rgba(157,78,221,0.15);
            border-color: var(--accent-yellow);
            color: var(--accent-yellow);
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-heading);
            font-size: 22px;
            padding: 8px 12px;
            border-radius: 6px;
        }
        @media (max-width: 1024px) {
            .nav-list { display: none; }
            .mobile-menu-toggle { display: block; }
            .nav-cta-group .btn-cta-recharge, .nav-cta-group .btn-cta-app {
                padding: 8px 16px; font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .header-inner { padding: 0 16px; }
            .nav-cta-group .btn-cta-app { display: none; }
        }
        /* Hero Banner */
        .category-hero {
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: relative;
            padding: 72px 0;
            text-align: center;
            border-bottom: 1px solid var(--border-violet);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: linear-gradient(180deg, rgba(11,14,23,0.7) 0%, rgba(26,31,46,0.9) 100%);
        }
        .category-hero .breadcrumb {
            position: relative;
            display: inline-flex;
            gap: 8px;
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 12px;
        }
        .category-hero .breadcrumb a { color: var(--primary-violet); }
        .category-hero .breadcrumb a:hover { color: var(--accent-yellow); }
        .category-hero h1 {
            position: relative;
            font-size: 42px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 16px;
        }
        .category-hero .hero-sub {
            position: relative;
            font-size: 17px;
            color: var(--text-body);
            max-width: 680px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .category-hero { padding: 56px 0; }
            .category-hero h1 { font-size: 32px; }
        }
        /* Section Titles */
        .section-title {
            font-size: 28px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 12px;
        }
        .section-lead {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 36px;
            max-width: 700px;
        }
        /* Cards */
        .feature-card, .scenario-card, .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
            height: 100%;
        }
        .feature-card:hover, .scenario-card:hover {
            border-color: var(--primary-violet);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .feature-card .card-icon {
            width: 48px;
            height: 48px;
            background: rgba(157,78,221,0.15);
            color: var(--primary-violet);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 18px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 10px;
        }
        .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .scenario-card .tag {
            display: inline-block;
            background: rgba(242,213,59,0.15);
            color: var(--accent-yellow);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .review-card {
            border-left: 4px solid var(--primary-violet);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .review-text {
            font-size: 14px;
            color: var(--text-body);
            margin-bottom: 14px;
            line-height: 1.7;
        }
        .review-author {
            font-size: 13px;
            color: var(--accent-yellow);
            font-weight: 600;
        }
        .star-rating {
            color: var(--accent-yellow);
            margin-bottom: 8px;
        }
        /* Process steps */
        .process-step {
            display: flex;
            gap: 20px;
            margin-bottom: 28px;
            align-items: flex-start;
        }
        .step-number {
            width: 44px;
            height: 44px;
            background: var(--primary-violet);
            color: white;
            font-weight: 700;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .process-content h4 {
            font-size: 17px;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .process-content p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
        }
        /* FAQ Accordion */
        .faq-item {
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 12px;
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            padding: 16px 8px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color 0.2s;
        }
        .faq-question:hover { color: var(--primary-violet); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s;
            color: var(--text-body);
            font-size: 14px;
            line-height: 1.7;
            padding: 0 8px;
            background: rgba(157,78,221,0.05);
            border-left: 3px solid var(--primary-violet);
            border-radius: 4px;
            margin-bottom: 8px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 14px 16px;
        }
        .faq-item.active .faq-question {
            color: var(--primary-violet);
        }
        .faq-question i { transition: transform 0.3s; }
        .faq-item.active .faq-question i { transform: rotate(180deg); color: var(--primary-violet); }
        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #191E2D 0%, #0B0E17 100%);
            border-radius: var(--radius-md);
            padding: 48px 32px;
            text-align: center;
            border: 1px solid var(--border-violet);
        }
        .btn-primary {
            display: inline-block;
            background: var(--accent-yellow);
            color: #0B0E17;
            font-weight: 700;
            padding: 14px 40px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            box-shadow: 0 8px 24px rgba(242,213,59,0.3);
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: #FFE066;
            box-shadow: 0 12px 32px rgba(242,213,59,0.6);
            color: #000;
        }
        /* Footer */
        .site-footer {
            background: #0B0E17;
            border-top: 2px solid var(--primary-violet);
            padding: 48px 0 24px;
            margin-top: 64px;
            color: var(--text-muted);
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            margin-bottom: 32px;
        }
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: repeat(3, 1fr); }
        }
        @media (max-width: 600px) {
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 14px;
            border-left: 3px solid var(--primary-violet);
            padding-left: 12px;
        }
        .footer-col ul { list-style: none; margin: 0; padding: 0; }
        .footer-col li { margin-bottom: 8px; }
        .footer-col a { color: var(--text-muted); }
        .footer-col a:hover { color: var(--primary-violet); }
        .footer-eco-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-eco-tags span {
            background: rgba(157,78,221,0.2);
            border: 1px solid var(--border-violet);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            color: var(--text-body);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            text-align: center;
            line-height: 1.8;
        }
        .footer-bottom a { color: var(--text-muted); margin: 0 6px; }
        .footer-bottom a:hover { color: var(--primary-violet); }
        .footer-beian { margin-top: 8px; }
        /* Helpers */
        .text-accent { color: var(--accent-yellow); }
        .text-violet { color: var(--primary-violet); }
        .mb-1 { margin-bottom: 20px; }
        .mb-2 { margin-bottom: 32px; }