/* roulang page: index */
:root {
            --bg-deep: #0b0814;
            --bg-section: #120e1f;
            --bg-card: #1a1530;
            --bg-card-hover: #221c3d;
            --bg-card-highlight: #1e1940;
            --neon-cyan: #00e5ff;
            --neon-cyan-30: rgba(0, 229, 255, 0.3);
            --neon-cyan-60: rgba(0, 229, 255, 0.6);
            --neon-cyan-12: rgba(0, 229, 255, 0.12);
            --neon-cyan-15: rgba(0, 229, 255, 0.15);
            --energy-pink: #ff2d78;
            --energy-pink-15: rgba(255, 45, 120, 0.15);
            --amber-gold: #ffb800;
            --amber-gold-15: rgba(255, 184, 0, 0.15);
            --text-primary: #e8e6f0;
            --text-secondary: #9b97b0;
            --text-tertiary: #6b6780;
            --border-default: #2a2540;
            --border-highlight: rgba(0, 229, 255, 0.3);
            --success-green: #00e676;
            --warning-amber: #ffb800;
            --danger-pink: #ff2d78;
            --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', monospace;
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.45);
            --shadow-glow-cyan: 0 0 20px rgba(0, 229, 255, 0.15);
            --shadow-glow-pink: 0 0 24px rgba(255, 45, 120, 0.4);
            --shadow-modal: 0 16px 48px rgba(0, 0, 0, 0.6);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-deep);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color var(--transition-fast), border-color var(--transition-fast);
        }
        a:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-decoration-color: var(--neon-cyan);
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
        }
        a:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        button:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
        }

        input {
            font-family: var(--font-body);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            color: var(--text-primary);
            margin-top: 0;
        }
        h1 {
            font-size: 2.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }
        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
        }
        h3 {
            font-size: 1.25rem;
            font-weight: 600;
            line-height: 1.4;
        }
        h4 {
            font-size: 1.06rem;
            font-weight: 600;
            line-height: 1.4;
        }

        .section-title {
            position: relative;
            padding-bottom: 16px;
            margin-bottom: 28px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 1px;
        }

        .container {
            max-width: 1280px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAVIGATION ========== */
        .site-navbar {
            background: var(--bg-section);
            border-bottom: 1px solid var(--border-default);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            transition: all var(--transition-normal);
            min-height: 96px;
        }
        .site-navbar.scrolled {
            min-height: 56px;
            background: rgba(11, 8, 20, 0.98);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            box-shadow: var(--shadow-nav);
            border-bottom-color: rgba(0, 229, 255, 0.2);
        }
        .nav-brand-row {
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            transition: all var(--transition-normal);
        }
        .site-navbar.scrolled .nav-brand-row {
            height: 0;
            overflow: hidden;
            opacity: 0;
            padding-top: 0;
            padding-bottom: 0;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-primary);
            text-decoration: none;
            white-space: nowrap;
        }
        .nav-logo:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .nav-logo img {
            height: 32px;
            width: auto;
        }
        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-search-input {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            border-radius: var(--radius-md);
            padding: 7px 14px 7px 34px;
            font-size: 0.875rem;
            width: 180px;
            transition: all var(--transition-normal);
        }
        .nav-search-input:focus {
            outline: none;
            border-color: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.15);
            width: 260px;
        }
        .nav-search-input::placeholder {
            color: var(--text-tertiary);
        }
        .nav-search-icon {
            position: absolute;
            left: 10px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-tertiary);
            font-size: 0.9rem;
            pointer-events: none;
        }
        .nav-hot-search {
            color: var(--text-secondary);
            font-size: 0.81rem;
            cursor: pointer;
            white-space: nowrap;
            position: relative;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .nav-hot-search:hover {
            color: var(--neon-cyan);
            background: var(--neon-cyan-12);
            text-decoration: none;
        }
        .hot-search-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            min-width: 160px;
            z-index: 1060;
            box-shadow: var(--shadow-card-hover);
        }
        .nav-hot-search:hover .hot-search-dropdown {
            display: block;
        }
        .hot-search-dropdown a {
            display: block;
            padding: 6px 0;
            color: var(--text-secondary);
            font-size: 0.81rem;
            border-bottom: 1px solid var(--border-default);
            transition: color var(--transition-fast);
        }
        .hot-search-dropdown a:last-child {
            border-bottom: none;
        }
        .hot-search-dropdown a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .nav-channel-row {
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            border-top: 1px solid var(--border-default);
            padding: 0 20px;
            transition: all var(--transition-normal);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .site-navbar.scrolled .nav-channel-row {
            height: 56px;
            border-top: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-channel-link:hover {
            color: var(--text-primary);
            text-decoration: none;
            background: rgba(255, 255, 255, 0.03);
        }
        .nav-channel-link.active {
            color: var(--neon-cyan);
            border-bottom-color: var(--neon-cyan);
        }
        .nav-channel-link.active::after {
            display: none;
        }
        .nav-extra-links {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
            font-size: 0.81rem;
            color: var(--text-tertiary);
            white-space: nowrap;
        }
        .nav-extra-links a {
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
        }
        .nav-extra-links a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .navbar-toggler-custom {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 6px 10px;
            cursor: pointer;
        }
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--bg-section);
            z-index: 1070;
            padding: 24px 20px;
            transition: right var(--transition-normal);
            box-shadow: var(--shadow-modal);
            overflow-y: auto;
        }
        .mobile-nav-drawer.open {
            right: 0;
        }
        .mobile-nav-drawer .nav-channel-link {
            display: block;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-default);
            font-size: 1rem;
        }
        .mobile-nav-drawer .nav-channel-link.active {
            border-left: 3px solid var(--neon-cyan);
            background: var(--neon-cyan-12);
        }
        .mobile-nav-close {
            display: flex;
            justify-content: flex-end;
            margin-bottom: 16px;
        }
        .mobile-nav-close button {
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 4px 8px;
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.7);
            z-index: 1065;
        }
        .mobile-nav-overlay.show {
            display: block;
        }

        /* ========== HERO ========== */
        .hero-section {
            padding-top: 120px;
            padding-bottom: 60px;
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
            min-height: 500px;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
            pointer-events: none;
        }
        .hero-clip-divider {
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            height: 60px;
            background: var(--bg-section);
            clip-path: polygon(0 100%, 100% 100%, 100% 30%, 0 70%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-data-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .hero-data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-sm);
            padding: 16px;
            position: relative;
            transition: all var(--transition-normal);
            min-width: 0;
        }
        .hero-data-card:hover {
            border-color: var(--neon-cyan-60);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-2px);
        }
        .hero-data-card .data-corner-badge {
            position: absolute;
            top: 0;
            left: 0;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 8px 8px 0 0;
            border-color: var(--neon-cyan) transparent transparent transparent;
            z-index: 3;
        }
        .hero-data-card .data-value {
            font-family: var(--font-mono);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--neon-cyan);
            line-height: 1.1;
            margin-bottom: 4px;
            letter-spacing: -1px;
        }
        .hero-data-card .data-label {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            margin-bottom: 6px;
        }
        .hero-data-card .data-trend {
            font-size: 0.75rem;
            display: inline-flex;
            align-items: center;
            gap: 3px;
            padding: 2px 8px;
            border-radius: 3px;
        }
        .data-trend.up {
            color: var(--success-green);
            background: rgba(0, 230, 118, 0.1);
        }
        .data-trend.down {
            color: var(--danger-pink);
            background: rgba(255, 45, 120, 0.1);
        }
        .data-trend.flat {
            color: var(--warning-amber);
            background: rgba(255, 184, 0, 0.1);
        }
        .hero-headline-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 20px;
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-default);
        }
        .hero-headline-card .headline-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            background: var(--bg-card-hover);
        }
        .hero-headline-card .headline-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .hero-headline-card .headline-summary {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 14px;
        }
        .hero-quick-btns {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .btn-pink-fill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--energy-pink);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-normal);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-pink-fill:hover {
            background: #ff1a68;
            box-shadow: var(--shadow-glow-pink);
            transform: scale(1.03);
            color: #fff;
            text-decoration: none;
        }
        .btn-pink-fill:active {
            transform: scale(0.97);
        }
        .btn-cyan-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--neon-cyan);
            border: 2px solid var(--neon-cyan);
            border-radius: var(--radius-md);
            padding: 10px 26px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-normal);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-cyan-outline:hover {
            background: rgba(0, 229, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .btn-cyan-outline:active {
            background: rgba(0, 229, 255, 0.2);
        }

        /* ========== HIGHLIGHTS GRID ========== */
        .highlights-section {
            background: var(--bg-section);
            padding: 60px 0;
        }
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .highlight-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            border: none;
            transition: all var(--transition-normal);
            position: relative;
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }
        .highlight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 0;
            background: var(--neon-cyan);
            transition: height var(--transition-normal);
            z-index: 1;
            border-radius: 0 0 0 0;
        }
        .highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }
        .highlight-card:hover::before {
            height: 3px;
        }
        .highlight-card .hl-icon {
            font-size: 2rem;
            color: var(--neon-cyan);
            margin-bottom: 14px;
            position: relative;
            z-index: 2;
        }
        .highlight-card .hl-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            position: relative;
            z-index: 2;
        }
        .highlight-card .hl-desc {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
            position: relative;
            z-index: 2;
            margin-bottom: 8px;
        }
        .highlight-card .hl-meta {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--neon-cyan);
            position: relative;
            z-index: 2;
        }

        /* ========== NEWS WATERFALL ========== */
        .news-section {
            background: var(--bg-deep);
            padding: 60px 0;
        }
        .news-waterfall {
            columns: 2;
            column-gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 16px;
            margin-bottom: 24px;
            break-inside: avoid;
            display: flex;
            gap: 14px;
            border-left: 3px solid transparent;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-card);
            border-bottom: 1px solid var(--border-default);
        }
        .news-card:hover {
            border-left-color: var(--energy-pink);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card .news-thumb {
            width: 80px;
            height: 60px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            object-fit: cover;
            background: var(--bg-card-hover);
        }
        .news-card .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-card .news-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card .news-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .news-card .news-date {
            font-size: 0.75rem;
            color: var(--text-tertiary);
        }
        .news-card .news-tag {
            font-size: 0.7rem;
            padding: 2px 10px;
            border-radius: 3px;
            font-weight: 500;
        }
        .tag-data {
            background: var(--neon-cyan-12);
            color: var(--neon-cyan);
        }
        .tag-hot {
            background: var(--energy-pink-15);
            color: var(--energy-pink);
        }
        .tag-gold {
            background: var(--amber-gold-15);
            color: var(--amber-gold);
        }
        .news-card .news-link {
            font-size: 0.81rem;
            color: var(--neon-cyan);
            font-weight: 500;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .news-card .news-link:hover {
            color: #4df0ff;
            text-decoration: underline;
        }

        /* ========== TOPICS ========== */
        .topics-section {
            background: var(--bg-section);
            padding: 60px 0;
        }
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-default);
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--neon-cyan-30);
        }
        .topic-card .topic-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--bg-card-hover);
        }
        .topic-card .topic-body {
            padding: 18px 16px;
        }
        .topic-card .topic-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .topic-card .topic-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .topic-card .topic-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .topic-tag {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 3px;
            font-weight: 500;
            background: var(--neon-cyan-12);
            color: var(--neon-cyan);
        }

        /* ========== COMPARISON ========== */
        .comparison-section {
            background: var(--bg-deep);
            padding: 60px 0;
        }
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .comparison-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-default);
            padding: 24px 20px;
            transition: all var(--transition-normal);
            position: relative;
        }
        .comparison-card:hover {
            border-color: var(--neon-cyan);
            background: var(--bg-card-highlight);
        }
        .comparison-card.winner {
            border-color: var(--neon-cyan-60);
            background: var(--bg-card-highlight);
            position: relative;
        }
        .comparison-card.winner::after {
            content: '推荐';
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--neon-cyan);
            color: var(--bg-deep);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 3px;
        }
        .comparison-card .comp-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            text-align: center;
        }
        .comparison-card .comp-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-default);
            font-size: 0.875rem;
            color: var(--text-secondary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .comparison-card .comp-item:last-child {
            border-bottom: none;
        }
        .comp-highlight {
            color: var(--neon-cyan);
            font-weight: 600;
            font-family: var(--font-mono);
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background: var(--bg-section);
            padding: 60px 0;
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }
        .testimonial-card:hover {
            border-color: var(--neon-cyan-30);
            box-shadow: var(--shadow-card-hover);
        }
        .testimonial-card .tst-quote-icon {
            font-size: 1.5rem;
            color: var(--neon-cyan);
            margin-bottom: 10px;
        }
        .testimonial-card .tst-body {
            font-size: 0.9rem;
            color: var(--text-primary);
            line-height: 1.6;
            margin-bottom: 12px;
            min-height: 70px;
        }
        .testimonial-card .tst-author {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            font-weight: 500;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--bg-deep);
            padding: 60px 0;
            text-align: center;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-text {
            font-size: 1.3rem;
            color: var(--text-primary);
            margin-bottom: 24px;
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-section);
            padding: 60px 0;
        }
        .faq-container {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            border: 1px solid var(--border-default);
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            border-color: var(--neon-cyan-30);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: background var(--transition-fast);
            font-family: var(--font-title);
            line-height: 1.4;
        }
        .faq-question:hover {
            background: var(--bg-card-highlight);
        }
        .faq-question .faq-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--neon-cyan);
            flex-shrink: 0;
            transition: all var(--transition-normal);
        }
        .faq-item.open .faq-dot {
            background: var(--energy-pink);
            box-shadow: 0 0 8px rgba(255, 45, 120, 0.5);
        }
        .faq-question .faq-arrow {
            margin-left: auto;
            transition: transform var(--transition-normal);
            color: var(--text-tertiary);
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--neon-cyan);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 16px 20px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 2px solid rgba(0, 229, 255, 0.2);
            padding: 48px 0 24px;
        }
        .footer-links-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--neon-cyan);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 0.875rem;
            color: var(--text-secondary);
            padding: 4px 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .footer-friends {
            border-top: 1px solid var(--border-default);
            padding-top: 18px;
            margin-bottom: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }
        .footer-friends a {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-friends a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid var(--border-default);
            padding-top: 18px;
        }
        .footer-bottom p {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            margin: 0 0 8px;
        }
        .footer-bottom .footer-legal-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            font-size: 0.81rem;
        }
        .footer-bottom .footer-legal-links a {
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-bottom .footer-legal-links a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199.98px) {
            .hero-data-cards {
                grid-template-columns: repeat(3, 1fr);
            }
            .hero-data-card .data-value {
                font-size: 2rem;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 991.98px) {
            .hero-data-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-data-card .data-value {
                font-size: 1.75rem;
            }
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-waterfall {
                columns: 1;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto;
            }
            .footer-links-row {
                grid-template-columns: repeat(3, 1fr);
            }
            .nav-extra-links {
                display: none;
            }
            .nav-channel-row {
                gap: 0;
                justify-content: flex-start;
                padding: 0 8px;
            }
            .nav-channel-link {
                padding: 10px 12px;
                font-size: 0.8rem;
            }
            h1 {
                font-size: 1.75rem;
            }
            h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 767.98px) {
            .site-navbar {
                min-height: 48px;
            }
            .nav-brand-row {
                height: 48px;
                padding: 0 14px;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo img {
                height: 26px;
            }
            .nav-search-input {
                width: 120px;
                font-size: 0.75rem;
            }
            .nav-search-input:focus {
                width: 160px;
            }
            .nav-hot-search {
                display: none;
            }
            .nav-channel-row {
                display: none;
            }
            .navbar-toggler-custom {
                display: block;
            }
            .mobile-nav-drawer {
                display: block;
            }
            .hero-section {
                padding-top: 70px;
                padding-bottom: 40px;
                min-height: auto;
            }
            .hero-data-cards {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .hero-data-card {
                padding: 12px;
            }
            .hero-data-card .data-value {
                font-size: 1.5rem;
            }
            .hero-data-card .data-label {
                font-size: 0.7rem;
            }
            .hero-headline-card .headline-title {
                font-size: 1.1rem;
            }
            .hero-quick-btns {
                flex-direction: column;
                gap: 8px;
            }
            .btn-pink-fill,
            .btn-cyan-outline {
                width: 100%;
                justify-content: center;
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-waterfall {
                columns: 1;
            }
            .news-card {
                flex-direction: column;
                gap: 10px;
            }
            .news-card .news-thumb {
                width: 100%;
                height: 140px;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .footer-links-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            h3 {
                font-size: 1.05rem;
            }
            .cta-section .cta-text {
                font-size: 1.05rem;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
        }
        @media (max-width: 519.98px) {
            .hero-data-cards {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .hero-data-card .data-value {
                font-size: 1.3rem;
            }
            .hero-data-card {
                padding: 10px;
            }
            .hero-data-card .data-trend {
                font-size: 0.65rem;
                padding: 1px 6px;
            }
            .footer-links-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-friends {
                gap: 8px;
            }
        }

/* roulang page: category2 */
/* ========== CSS变量与全局重置 ========== */
    :root {
      --bg-deep: #0b0814;
      --bg-section: #120e1f;
      --card-bg: #1a1530;
      --card-hover-bg: #221c3d;
      --neon-cyan: #00e5ff;
      --energy-magenta: #ff2d78;
      --amber-gold: #ffb800;
      --text-primary: #e8e6f0;
      --text-secondary: #9b97b0;
      --text-tertiary: #6b6780;
      --border-default: #2a2540;
      --border-highlight: rgba(0, 229, 255, 0.3);
      --success-green: #00e676;
      --warning-amber: #ffb800;
      --danger-red: #ff2d78;
      --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', monospace;
      --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
      --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
      --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
      --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.45);
      --shadow-glow-cyan: 0 0 20px rgba(0, 229, 255, 0.15);
      --shadow-glow-magenta: 0 0 24px rgba(255, 45, 120, 0.4);
      --radius-sm: 4px;
      --radius-md: 6px;
      --radius-lg: 8px;
    }
    * {
      box-sizing: border-box;
    }
    body {
      margin: 0;
      font-family: var(--font-sans);
      font-size: 16px;
      line-height: 1.7;
      background-color: var(--bg-deep);
      color: var(--text-primary);
      -webkit-font-smoothing: antialiased;
    }
    a {
      text-decoration: none;
      color: var(--neon-cyan);
      transition: all 0.2s ease;
    }
    a:hover {
      color: #4df0ff;
      text-decoration: underline;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input {
      font-family: inherit;
    }
    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
    }
    @media (max-width: 768px) {
      .container {
        padding: 0 16px;
      }
    }

    /* ========== 覆盖Bootstrap变量 ========== */
    .btn-primary {
      --bs-btn-bg: #ff2d78;
      --bs-btn-border-color: #ff2d78;
      --bs-btn-hover-bg: #ff1a68;
      --bs-btn-hover-border-color: #ff1a68;
      --bs-btn-active-bg: #e6005c;
      --bs-btn-active-border-color: #e6005c;
      border-radius: var(--radius-md);
      font-weight: 600;
      padding: 12px 28px;
      transition: all 0.2s ease;
      box-shadow: none;
      border: none;
    }
    .btn-primary:hover {
      background-color: #ff1a68;
      border-color: #ff1a68;
      box-shadow: var(--shadow-glow-magenta);
      transform: scale(1.03);
    }
    .btn-primary:active {
      transform: scale(0.97);
      background-color: #e6005c !important;
      border-color: #e6005c !important;
    }
    .btn-outline-info {
      --bs-btn-color: #00e5ff;
      --bs-btn-border-color: #00e5ff;
      --bs-btn-hover-bg: rgba(0, 229, 255, 0.1);
      --bs-btn-hover-border-color: #00e5ff;
      --bs-btn-active-bg: rgba(0, 229, 255, 0.2);
      --bs-btn-active-border-color: #00e5ff;
      border-radius: var(--radius-md);
      font-weight: 600;
      padding: 10px 26px;
      border-width: 2px;
      transition: all 0.2s ease;
    }
    .btn-outline-info:hover {
      box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
      background-color: rgba(0, 229, 255, 0.1);
      color: #00e5ff;
    }
    .btn-outline-info:active {
      background-color: rgba(0, 229, 255, 0.2) !important;
      color: #00e5ff !important;
    }
    .card {
      background-color: var(--card-bg);
      border: none;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      transition: all 0.3s ease;
    }
    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
      border-top: 3px solid var(--neon-cyan);
    }
    .data-card {
      background-color: var(--card-bg);
      border: 1px solid var(--border-highlight);
      border-radius: var(--radius-sm);
      padding: 16px;
      box-shadow: none;
    }
    .data-card:hover {
      box-shadow: var(--shadow-glow-cyan);
      border-color: rgba(0, 229, 255, 0.6);
      transform: none;
    }
    .table {
      color: var(--text-primary);
      border-color: var(--border-default);
    }
    .table th {
      background-color: var(--card-bg);
      border-bottom: 2px solid var(--border-default);
      color: var(--neon-cyan);
      font-weight: 600;
    }
    .table td, .table th {
      padding: 12px 16px;
      vertical-align: middle;
    }
    .accordion-button {
      background-color: var(--card-bg);
      color: var(--text-primary);
      font-weight: 600;
      font-size: 17px;
      border: 1px solid var(--border-default);
      border-radius: var(--radius-md) !important;
      box-shadow: none;
      transition: all 0.3s;
    }
    .accordion-button:not(.collapsed) {
      background-color: var(--card-hover-bg);
      color: var(--neon-cyan);
      box-shadow: none;
      border-color: var(--neon-cyan);
    }
    .accordion-button:focus {
      box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.4);
      border-color: var(--neon-cyan);
    }
    .accordion-button::after {
      filter: brightness(0) invert(1);
    }
    .accordion-body {
      background-color: var(--card-bg);
      color: var(--text-secondary);
      border: 1px solid var(--border-default);
      border-top: 0;
      border-radius: 0 0 var(--radius-md) var(--radius-md);
      padding: 20px;
      line-height: 1.7;
    }
    .form-control {
      background-color: var(--card-bg);
      border: 1px solid var(--border-default);
      color: var(--text-primary);
      border-radius: var(--radius-md);
      padding: 10px 16px;
    }
    .form-control:focus {
      background-color: var(--card-bg);
      border-color: var(--neon-cyan);
      box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.2);
      color: var(--text-primary);
    }
    .badge {
      font-weight: 500;
      font-size: 12px;
      padding: 3px 10px;
      border-radius: 3px;
    }
    .bg-cyan-soft {
      background-color: rgba(0, 229, 255, 0.12);
      color: var(--neon-cyan);
    }
    .bg-magenta-soft {
      background-color: rgba(255, 45, 120, 0.15);
      color: var(--energy-magenta);
    }
    .bg-gold-soft {
      background-color: rgba(255, 184, 0, 0.15);
      color: var(--amber-gold);
    }

    /* ========== 导航吸顶 ========== */
    .site-navbar {
      position: sticky;
      top: 0;
      z-index: 1030;
      background-color: #0b0814;
      backdrop-filter: blur(8px);
      box-shadow: var(--shadow-nav);
      transition: all 0.3s;
    }
    .nav-brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px 20px;
      height: 52px;
      background-color: var(--bg-section);
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-primary);
      font-weight: 700;
      font-size: 1.1rem;
      text-decoration: none;
    }
    .nav-logo:hover {
      color: var(--neon-cyan);
    }
    .nav-search-wrap {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .nav-search-icon {
      color: var(--text-tertiary);
      font-size: 0.9rem;
    }
    .nav-search-input {
      background: transparent;
      border: 1px solid var(--border-default);
      color: var(--text-primary);
      padding: 6px 12px;
      border-radius: 20px;
      width: 160px;
      transition: width 0.3s, border-color 0.3s;
      font-size: 0.9rem;
    }
    .nav-search-input:focus {
      outline: none;
      width: 260px;
      border-color: var(--neon-cyan);
    }
    .nav-hot-search {
      position: relative;
      font-size: 0.85rem;
      color: var(--text-tertiary);
      cursor: pointer;
    }
    .nav-hot-search:hover .hot-dropdown {
      display: block;
    }
    .hot-dropdown {
      display: none;
      position: absolute;
      top: 100%;
      right: 0;
      background: var(--card-bg);
      border: 1px solid var(--border-default);
      border-radius: var(--radius-md);
      padding: 8px 12px;
      min-width: 140px;
      z-index: 10;
    }
    .hot-dropdown a {
      display: block;
      padding: 4px 0;
      color: var(--text-secondary);
      font-size: 0.85rem;
    }
    .hot-dropdown a:hover {
      color: var(--neon-cyan);
    }
    .navbar-toggler-custom {
      background: transparent;
      border: 1px solid var(--border-default);
      color: var(--text-primary);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      font-size: 1.2rem;
      display: none;
    }
    .nav-channel-row {
      display: flex;
      align-items: center;
      background-color: var(--bg-section);
      border-top: 1px solid var(--border-default);
      padding: 0 20px;
      height: 44px;
      overflow-x: auto;
      white-space: nowrap;
    }
    .nav-channel-link {
      color: var(--text-secondary);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 8px 16px;
      text-decoration: none;
      transition: color 0.2s, border-bottom 0.2s;
      border-bottom: 2px solid transparent;
    }
    .nav-channel-link:hover {
      color: var(--neon-cyan);
    }
    .nav-channel-link.active {
      color: var(--neon-cyan);
      border-bottom: 2px solid var(--neon-cyan);
    }
    .nav-extra-links {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--text-tertiary);
    }
    .nav-extra-links a {
      color: var(--text-secondary);
    }
    .nav-extra-links a:hover {
      color: var(--neon-cyan);
    }
    @media (max-width: 768px) {
      .nav-brand-row {
        padding: 8px 16px;
      }
      .nav-search-input {
        width: 100px;
      }
      .nav-search-input:focus {
        width: 160px;
      }
      .navbar-toggler-custom {
        display: block;
      }
      .nav-channel-row {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        padding: 8px 16px;
        height: auto;
      }
      .nav-channel-row.show {
        display: flex;
      }
      .nav-extra-links {
        margin-left: 0;
        margin-top: 8px;
      }
    }

    /* ========== 页面Hero区域 ========== */
    .page-hero {
      background: linear-gradient(0deg, var(--bg-deep) 0%, rgba(18,14,31,0.8) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      padding: 60px 0;
      text-align: center;
      border-bottom: 1px solid var(--border-default);
    }
    .page-hero h1 {
      font-size: 2.25rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .page-hero p {
      font-size: 1.1rem;
      color: var(--text-secondary);
      max-width: 700px;
      margin: 0 auto 32px;
    }
    .ranking-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 32px;
    }
    .rank-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 24px;
      display: flex;
      align-items: center;
      gap: 16px;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--border-default);
      transition: all 0.3s;
    }
    .rank-card.highlight {
      border-color: var(--amber-gold);
      background: linear-gradient(135deg, #1e1940 0%, var(--card-bg) 100%);
      box-shadow: 0 0 12px rgba(255,184,0,0.2);
    }
    .rank-number {
      font-family: var(--font-mono);
      font-size: 2.4rem;
      font-weight: 700;
      color: var(--neon-cyan);
      min-width: 60px;
    }
    .rank-card.highlight .rank-number {
      color: var(--amber-gold);
    }
    .team-logo-placeholder {
      width: 64px;
      height: 64px;
      background-color: var(--border-default);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-tertiary);
      font-size: 0.8rem;
      overflow: hidden;
    }
    .team-logo-placeholder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .rank-info h3 {
      font-size: 1.2rem;
      font-weight: 600;
      margin: 0 0 4px;
    }
    .win-rate {
      font-family: var(--font-mono);
      font-size: 1rem;
      color: var(--neon-cyan);
    }
    .recent-record {
      font-size: 0.85rem;
      color: var(--text-secondary);
      margin-top: 4px;
    }
    @media (max-width: 768px) {
      .ranking-grid {
        grid-template-columns: 1fr;
      }
      .page-hero h1 {
        font-size: 1.8rem;
      }
    }

    /* ========== 战队网格区块 ========== */
    .team-grid-section {
      padding: 60px 0;
    }
    .section-title {
      font-size: 1.75rem;
      font-weight: 700;
      margin-bottom: 32px;
      position: relative;
      padding-left: 16px;
      border-left: 4px solid var(--neon-cyan);
    }
    .team-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .team-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 20px;
      text-align: center;
      box-shadow: var(--shadow-card);
      transition: all 0.3s;
      border: 1px solid transparent;
    }
    .team-card:hover {
      border-color: var(--neon-cyan);
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
    }
    .team-card .team-logo {
      width: 80px;
      height: 80px;
      margin: 0 auto 12px;
      background-color: var(--border-default);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .team-card h4 {
      font-weight: 600;
      font-size: 1rem;
      margin-bottom: 6px;
    }
    .team-region {
      font-size: 0.85rem;
      color: var(--text-tertiary);
      margin-bottom: 8px;
    }
    .team-stats {
      display: flex;
      justify-content: center;
      gap: 16px;
      font-family: var(--font-mono);
      font-size: 0.9rem;
    }
    .team-stats span {
      color: var(--neon-cyan);
    }
    @media (max-width: 992px) {
      .team-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 576px) {
      .team-grid {
        grid-template-columns: 1fr;
      }
    }

    /* ========== 明星选手横滑 ========== */
    .player-slider-section {
      padding: 60px 0;
      background-color: var(--bg-section);
    }
    .player-scroll {
      display: flex;
      gap: 20px;
      overflow-x: auto;
      padding-bottom: 16px;
      scroll-snap-type: x mandatory;
    }
    .player-card {
      flex: 0 0 240px;
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 20px;
      text-align: center;
      scroll-snap-align: start;
      border: 1px solid var(--border-default);
      transition: all 0.3s;
    }
    .player-card:hover {
      border-color: var(--neon-cyan);
      box-shadow: var(--shadow-glow-cyan);
    }
    .player-avatar {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      margin: 0 auto 12px;
      background-color: var(--border-default);
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .player-card h5 {
      font-weight: 600;
      font-size: 1.1rem;
    }
    .player-game {
      font-size: 0.9rem;
      color: var(--text-secondary);
    }
    .player-badges {
      margin-top: 10px;
    }
    .badge-custom {
      display: inline-block;
      padding: 3px 10px;
      font-size: 0.75rem;
      border-radius: 3px;
      margin: 2px;
    }

    /* ========== 对比工具CTA ========== */
    .compare-cta {
      padding: 60px 0;
      text-align: center;
    }
    .compare-cta .cta-box {
      background: var(--card-bg);
      border: 1px solid var(--border-highlight);
      border-radius: var(--radius-lg);
      padding: 40px;
      max-width: 700px;
      margin: 0 auto;
    }
    .compare-cta h3 {
      font-weight: 700;
      margin-bottom: 16px;
    }
    .compare-cta p {
      color: var(--text-secondary);
      margin-bottom: 24px;
    }

    /* ========== FAQ区块 ========== */
    .faq-section {
      padding: 60px 0;
      background-color: var(--bg-section);
    }
    .faq-section .container {
      max-width: 860px;
    }

    /* ========== 页脚样式覆盖 ========== */
    .site-footer {
      background-color: var(--bg-deep);
      border-top: 2px solid rgba(0, 229, 255, 0.2);
      padding: 48px 0 24px;
      margin-top: 0;
    }
    .footer-links-row {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 32px;
    }
    .footer-col {
      min-width: 140px;
    }
    .footer-col h4 {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--neon-cyan);
      margin-bottom: 12px;
    }
    .footer-col a {
      display: block;
      color: var(--text-secondary);
      font-size: 0.9rem;
      margin-bottom: 6px;
    }
    .footer-col a:hover {
      color: var(--neon-cyan);
    }
    .footer-friends {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.81rem;
      margin-bottom: 32px;
      color: var(--text-tertiary);
    }
    .footer-friends a {
      color: var(--text-tertiary);
    }
    .footer-friends a:hover {
      color: var(--text-secondary);
    }
    .footer-bottom {
      text-align: center;
      font-size: 0.81rem;
      color: var(--text-tertiary);
      border-top: 1px solid var(--border-default);
      padding-top: 24px;
    }
    .footer-legal-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px;
      margin-top: 8px;
    }
    .footer-legal-links a {
      color: var(--text-tertiary);
    }
    .footer-legal-links a:hover {
      color: var(--text-secondary);
    }
    @media (max-width: 768px) {
      .footer-links-row {
        flex-direction: column;
        gap: 20px;
      }
    }

/* roulang page: category1 */
:root {
            --bg-deepest: #0b0814;
            --bg-deep: #120e1f;
            --bg-card: #1a1530;
            --bg-card-hover: #221c3d;
            --bg-card-alt: #1e1940;
            --neon-cyan: #00e5ff;
            --neon-cyan-30: rgba(0, 229, 255, 0.3);
            --neon-cyan-20: rgba(0, 229, 255, 0.2);
            --neon-cyan-15: rgba(0, 229, 255, 0.15);
            --neon-cyan-12: rgba(0, 229, 255, 0.12);
            --neon-cyan-60: rgba(0, 229, 255, 0.6);
            --energy-pink: #ff2d78;
            --energy-pink-15: rgba(255, 45, 120, 0.15);
            --amber-gold: #ffb800;
            --amber-gold-15: rgba(255, 184, 0, 0.15);
            --text-primary: #e8e6f0;
            --text-secondary: #9b97b0;
            --text-tertiary: #6b6780;
            --border-default: #2a2540;
            --border-highlight: #00e5ff;
            --success-green: #00e676;
            --warning-amber: #ffb800;
            --danger-pink: #ff2d78;
            --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', monospace;
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
            --shadow-glow-cyan: 0 0 20px rgba(0, 229, 255, 0.15);
            --shadow-glow-pink: 0 0 24px rgba(255, 45, 120, 0.4);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.45);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
        }

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

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

        body {
            background-color: var(--bg-deepest);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color var(--transition-fast), text-decoration var(--transition-fast);
        }
        a:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-decoration-thickness: 1px;
        }
        a:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        button:focus-visible {
            outline: 2px solid var(--energy-pink);
            outline-offset: 3px;
            border-radius: var(--radius-md);
        }

        input {
            font-family: var(--font-body);
        }
        input:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 2px;
        }

        ::selection {
            background: rgba(0, 229, 255, 0.25);
            color: #fff;
        }

        .container {
            max-width: 1280px;
            padding-left: 20px;
            padding-right: 20px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 导航 ========== */
        .site-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border-default);
            transition: all var(--transition-normal);
            width: 100%;
        }
        .site-navbar.scrolled {
            background: rgba(11, 8, 20, 0.98);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            box-shadow: var(--shadow-nav);
            border-bottom-color: transparent;
        }
        .scrolled .nav-brand-row {
            padding-top: 6px;
            padding-bottom: 6px;
        }
        .scrolled .nav-channel-row {
            padding-top: 4px;
            padding-bottom: 4px;
        }
        .scrolled .nav-logo img {
            width: 26px;
            height: 26px;
        }
        .scrolled .nav-logo span {
            font-size: 1rem;
        }

        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 20px;
            transition: padding var(--transition-normal);
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 1.15rem;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .nav-logo img {
            width: 32px;
            height: 32px;
            transition: all var(--transition-normal);
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
            flex: 1;
            max-width: 400px;
            min-width: 160px;
        }
        .nav-search-icon {
            color: var(--text-tertiary);
            font-size: 0.9rem;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-search-input {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            padding: 7px 12px 7px 32px;
            border-radius: 20px;
            font-size: 0.9rem;
            width: 180px;
            transition: all var(--transition-normal);
            position: relative;
        }
        .nav-search-input::placeholder {
            color: var(--text-tertiary);
        }
        .nav-search-input:focus {
            width: 260px;
            border-color: var(--neon-cyan);
            box-shadow: 0 0 12px var(--neon-cyan-15);
            outline: none;
        }
        .nav-search-icon {
            position: absolute;
            left: 10px;
            z-index: 2;
            pointer-events: none;
        }
        .nav-search-wrap .nav-search-icon {
            position: absolute;
            left: 10px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
            pointer-events: none;
        }
        .nav-hot-search {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            z-index: 100;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 6px;
            box-shadow: var(--shadow-card-hover);
        }
        .nav-search-input:focus~.nav-hot-search,
        .nav-hot-search:hover {
            display: flex;
        }
        .nav-hot-search a {
            font-size: 0.75rem;
            background: var(--neon-cyan-12);
            color: var(--neon-cyan);
            padding: 3px 10px;
            border-radius: 12px;
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .nav-hot-search a:hover {
            background: var(--neon-cyan-20);
            color: #fff;
            text-decoration: none;
        }
        .nav-hot-search>span {
            font-size: 0.75rem;
            color: var(--text-tertiary);
            width: 100%;
            margin-bottom: 2px;
            display: block;
        }
        .navbar-toggler-custom {
            background: transparent;
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            font-size: 1.25rem;
            padding: 6px 12px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .navbar-toggler-custom:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
        }

        .nav-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 6px 20px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: padding var(--transition-normal);
            border-top: 1px solid var(--border-default);
        }
        .nav-channel-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-channel-row::-webkit-scrollbar-thumb {
            background: var(--border-default);
            border-radius: 3px;
        }
        .nav-channel-link {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-channel-link:hover {
            color: var(--text-primary);
            background: var(--bg-card);
            text-decoration: none;
        }
        .nav-channel-link.active {
            color: var(--neon-cyan);
            font-weight: 600;
        }
        .nav-channel-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 1px;
        }
        .nav-extra-links {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-extra-links a {
            color: var(--text-tertiary);
            font-size: 0.8rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .nav-extra-links a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }

        /* 移动端导航抽屉 */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background: var(--bg-deep);
            z-index: 1060;
            padding: 20px;
            flex-direction: column;
            gap: 6px;
            box-shadow: 4px 0 24px rgba(0, 0, 0, 0.6);
            transform: translateX(-100%);
            transition: transform var(--transition-normal);
            overflow-y: auto;
        }
        .mobile-nav-drawer.open {
            transform: translateX(0);
        }
        .mobile-nav-drawer .nav-channel-link {
            display: block;
            padding: 10px 14px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }
        .mobile-nav-drawer .nav-extra-links {
            margin-left: 0;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-default);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1055;
            transition: opacity var(--transition-normal);
        }
        .mobile-nav-overlay.show {
            display: block;
        }

        /* ========== 区块通用 ========== */
        .section-block {
            padding: 60px 0;
        }
        .section-block-sm {
            padding: 40px 0;
        }
        .section-title {
            font-family: var(--font-title);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
            line-height: 1.35;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 40px;
            height: 2px;
            background: var(--neon-cyan);
            margin-top: 10px;
            border-radius: 1px;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 700px;
        }

        /* ========== Hero区域 ========== */
        .hero-data-section {
            position: relative;
            padding: 50px 0 40px;
            background: var(--bg-deep);
            overflow: hidden;
        }
        .hero-data-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
            z-index: 0;
        }
        .hero-data-section .container {
            position: relative;
            z-index: 1;
        }
        .hero-data-section .section-title {
            font-size: 2rem;
            margin-bottom: 6px;
            letter-spacing: -0.5px;
        }
        .hero-data-section .section-title::after {
            margin-top: 8px;
        }
        .hero-data-section .section-subtitle {
            margin-bottom: 28px;
        }

        /* 数据概览卡片 */
        .data-overview-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
            margin-bottom: 28px;
        }
        .data-kpi-card {
            background: var(--bg-card);
            border: 1px solid var(--neon-cyan-30);
            border-radius: var(--radius-sm);
            padding: 16px 14px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
            min-width: 0;
        }
        .data-kpi-card:hover {
            border-color: var(--neon-cyan-60);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-2px);
        }
        .data-kpi-card .kpi-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 400;
            color: var(--neon-cyan);
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .data-kpi-card .kpi-label {
            font-size: 0.75rem;
            color: var(--text-tertiary);
            margin-top: 4px;
            line-height: 1.3;
        }
        .data-kpi-card .kpi-trend {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            margin-top: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 3px;
        }
        .kpi-trend.up {
            color: var(--success-green);
        }
        .kpi-trend.down {
            color: var(--danger-pink);
        }
        .kpi-trend.neutral {
            color: var(--text-tertiary);
        }
        .kpi-corner-badge {
            position: absolute;
            top: 0;
            left: 0;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 14px 14px 0 0;
            border-color: var(--neon-cyan) transparent transparent transparent;
            border-radius: 2px 0 0 0;
        }
        .kpi-corner-badge.pulse-dot {
            border-width: 0;
            width: 8px;
            height: 8px;
            background: var(--success-green);
            border-radius: 50%;
            top: 10px;
            left: 10px;
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(0, 230, 118, 0);
            }
        }

        /* ========== 实时比分区域 ========== */
        .live-score-section {
            background: var(--bg-deepest);
            padding: 50px 0;
        }
        .score-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .score-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            border-left: 3px solid transparent;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
        }
        .score-card:hover {
            border-left-color: var(--energy-pink);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }
        .score-card.live {
            border-left-color: var(--success-green);
        }
        .score-card.live .score-status-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            background: var(--success-green);
            border-radius: 50%;
            animation: pulse-dot 1.2s infinite;
            margin-right: 4px;
        }
        .score-card.upcoming {
            border-left-color: var(--amber-gold);
            opacity: 0.85;
        }
        .score-card.finished {
            border-left-color: var(--border-default);
            opacity: 0.7;
        }
        .score-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }
        .score-stage-tag {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 10px;
            background: var(--neon-cyan-12);
            color: var(--neon-cyan);
            white-space: nowrap;
        }
        .score-status-tag {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 10px;
            white-space: nowrap;
        }
        .score-status-tag.live-tag {
            background: rgba(0, 230, 118, 0.15);
            color: var(--success-green);
        }
        .score-status-tag.upcoming-tag {
            background: var(--amber-gold-15);
            color: var(--amber-gold);
        }
        .score-status-tag.finished-tag {
            background: rgba(107, 103, 128, 0.2);
            color: var(--text-tertiary);
        }
        .score-matchup {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .score-team {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            text-align: center;
            min-width: 70px;
            line-height: 1.3;
        }
        .score-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 400;
            color: var(--neon-cyan);
            letter-spacing: 2px;
            min-width: 70px;
            text-align: center;
            line-height: 1;
        }
        .score-vs {
            font-size: 0.85rem;
            color: var(--text-tertiary);
            font-weight: 500;
            min-width: 24px;
            text-align: center;
        }
        .score-card-footer {
            font-size: 0.75rem;
            color: var(--text-tertiary);
            text-align: center;
            border-top: 1px solid var(--border-default);
            padding-top: 10px;
            margin-top: 2px;
        }

        /* ========== 趋势图占位区 ========== */
        .chart-placeholder-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .chart-placeholder-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: all var(--transition-normal);
            position: relative;
        }
        .chart-placeholder-card:hover {
            border-color: var(--neon-cyan-30);
            box-shadow: var(--shadow-glow-cyan);
            transform: translateY(-3px);
        }
        .chart-placeholder-card .chart-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .chart-placeholder-card .chart-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .chart-placeholder-card:hover .chart-img-wrap img {
            transform: scale(1.04);
        }
        .chart-placeholder-card .chart-overlay {
            position: absolute;
            inset: 0;
            background: rgba(11, 8, 20, 0.55);
            display: flex;
            align-items: center;
            justify-content: center;
            pointer-events: none;
        }
        .chart-overlay-text {
            font-family: var(--font-mono);
            font-size: 1rem;
            color: var(--neon-cyan);
            background: rgba(0, 0, 0, 0.5);
            padding: 8px 16px;
            border-radius: 20px;
            border: 1px solid var(--neon-cyan-30);
            letter-spacing: 1px;
        }
        .chart-placeholder-card .chart-info {
            padding: 16px 18px;
        }
        .chart-placeholder-card .chart-info h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .chart-placeholder-card .chart-info p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== 历史查询入口 ========== */
        .history-query-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-default);
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 28px 32px;
            transition: all var(--transition-normal);
            flex-wrap: wrap;
        }
        .history-query-card:hover {
            border-color: var(--neon-cyan-30);
            box-shadow: var(--shadow-glow-cyan);
        }
        .history-query-card .hq-icon-wrap {
            flex-shrink: 0;
            width: 64px;
            height: 64px;
            background: var(--neon-cyan-12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--neon-cyan);
        }
        .history-query-card .hq-content {
            flex: 1;
            min-width: 200px;
        }
        .history-query-card .hq-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .history-query-card .hq-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.5;
        }
        .history-query-card .hq-btn {
            flex-shrink: 0;
        }

        /* ========== 按钮 ========== */
        .btn-primary-custom {
            display: inline-block;
            background: var(--energy-pink);
            color: #fff;
            padding: 11px 26px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }
        .btn-primary-custom:hover {
            background: #ff1a68;
            box-shadow: var(--shadow-glow-pink);
            transform: scale(1.03);
            color: #fff;
            text-decoration: none;
        }
        .btn-primary-custom:active {
            transform: scale(0.97);
        }
        .btn-outline-cyan {
            display: inline-block;
            background: transparent;
            color: var(--neon-cyan);
            padding: 9px 24px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--neon-cyan);
            cursor: pointer;
            text-decoration: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }
        .btn-outline-cyan:hover {
            background: var(--neon-cyan-15);
            box-shadow: 0 0 16px var(--neon-cyan-20);
            color: var(--neon-cyan);
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn-outline-cyan:active {
            background: var(--neon-cyan-20);
            transform: scale(0.97);
        }

        /* ========== FAQ手风琴 ========== */
        .faq-accordion-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-accordion-wrap .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-accordion-wrap .accordion-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--neon-cyan-30);
        }
        .faq-accordion-wrap .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1.05rem;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-accordion-wrap .accordion-button::before {
            content: '';
            width: 7px;
            height: 7px;
            background: var(--neon-cyan);
            border-radius: 50%;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .faq-accordion-wrap .accordion-button:not(.collapsed)::before {
            background: var(--energy-pink);
            box-shadow: 0 0 8px rgba(255, 45, 120, 0.5);
        }
        .faq-accordion-wrap .accordion-button:focus {
            outline: none;
            box-shadow: none;
            border-color: var(--neon-cyan);
        }
        .faq-accordion-wrap .accordion-button::after {
            filter: brightness(0) invert(0.7);
            transition: transform var(--transition-fast);
        }
        .faq-accordion-wrap .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(1);
        }
        .faq-accordion-wrap .accordion-body {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            padding: 0 20px 18px 34px;
        }

        /* ========== CTA区域 ========== */
        .cta-section {
            background: var(--bg-deep);
            padding: 50px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.05;
            pointer-events: none;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-section .cta-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .cta-section .cta-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deepest);
            border-top: 2px solid var(--neon-cyan-20);
            padding: 48px 0 24px;
            color: var(--text-secondary);
        }
        .footer-links-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 28px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-default);
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--neon-cyan);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-secondary);
            padding: 3px 0;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }
        .footer-friends {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-default);
        }
        .footer-friends a {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .footer-friends a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-tertiary);
        }
        .footer-bottom p {
            margin: 0 0 4px;
        }
        .footer-legal-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
            margin-top: 6px;
        }
        .footer-legal-links a {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .footer-legal-links a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }

        /* ========== 标签系统 ========== */
        .tag-data {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 2px 10px;
            border-radius: 3px;
            background: var(--neon-cyan-12);
            color: var(--neon-cyan);
        }
        .tag-hot {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 2px 10px;
            border-radius: 3px;
            background: var(--energy-pink-15);
            color: var(--energy-pink);
        }
        .tag-gold {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 2px 10px;
            border-radius: 3px;
            background: var(--amber-gold-15);
            color: var(--amber-gold);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1199.98px) {
            .data-overview-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }
            .data-kpi-card .kpi-number {
                font-size: 1.6rem;
            }
            .chart-placeholder-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-links-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .score-card-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 991.98px) {
            .hero-data-section {
                padding: 36px 0 30px;
            }
            .hero-data-section .section-title {
                font-size: 1.6rem;
            }
            .data-overview-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .data-kpi-card {
                padding: 12px 10px;
            }
            .data-kpi-card .kpi-number {
                font-size: 1.4rem;
            }
            .score-card-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .chart-placeholder-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .chart-placeholder-card .chart-img-wrap {
                height: 160px;
            }
            .history-query-card {
                flex-direction: column;
                text-align: center;
                padding: 22px 20px;
            }
            .section-block {
                padding: 40px 0;
            }
            .footer-links-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .nav-channel-row {
                gap: 2px;
            }
            .nav-channel-link {
                font-size: 0.8rem;
                padding: 5px 10px;
            }
        }
        @media (max-width: 767.98px) {
            .nav-channel-row {
                display: none !important;
            }
            .d-md-flex {
                display: flex !important;
            }
            .d-md-none {
                display: inline-block !important;
            }
            .nav-search-input {
                width: 130px;
                font-size: 0.8rem;
            }
            .nav-search-input:focus {
                width: 180px;
            }
            .nav-logo span {
                font-size: 0.95rem;
            }
            .nav-logo img {
                width: 26px;
                height: 26px;
            }
            .hero-data-section {
                padding: 28px 0 24px;
            }
            .hero-data-section .section-title {
                font-size: 1.4rem;
            }
            .hero-data-section .section-subtitle {
                font-size: 0.85rem;
                margin-bottom: 20px;
            }
            .data-overview-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .data-kpi-card .kpi-number {
                font-size: 1.5rem;
            }
            .data-kpi-card .kpi-label {
                font-size: 0.7rem;
            }
            .score-card-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .score-number {
                font-size: 1.5rem;
                min-width: 50px;
            }
            .score-team {
                font-size: 0.9rem;
                min-width: 50px;
            }
            .chart-placeholder-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .chart-placeholder-card .chart-img-wrap {
                height: 180px;
            }
            .section-block {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .footer-links-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer-friends {
                gap: 8px;
            }
            .footer-friends a {
                font-size: 0.72rem;
            }
            .cta-section .cta-title {
                font-size: 1.25rem;
            }
            .faq-accordion-wrap .accordion-button {
                font-size: 0.95rem;
                padding: 14px 16px;
            }
            .faq-accordion-wrap .accordion-body {
                font-size: 0.85rem;
                padding: 0 14px 14px 26px;
            }
            .btn-primary-custom,
            .btn-outline-cyan {
                padding: 9px 20px;
                font-size: 0.85rem;
            }
            .nav-brand-row {
                padding: 6px 12px;
            }
            .score-card {
                padding: 14px 16px;
            }
            .score-matchup {
                gap: 10px;
            }
        }
        @media (max-width: 520px) {
            .data-overview-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .data-kpi-card {
                padding: 10px 8px;
                border-radius: var(--radius-sm);
            }
            .data-kpi-card .kpi-number {
                font-size: 1.25rem;
            }
            .data-kpi-card .kpi-label {
                font-size: 0.68rem;
            }
            .data-kpi-card .kpi-trend {
                font-size: 0.65rem;
            }
            .nav-search-input {
                width: 100px;
                padding: 6px 8px 6px 26px;
                font-size: 0.75rem;
            }
            .nav-search-input:focus {
                width: 140px;
            }
            .nav-logo span {
                font-size: 0.85rem;
            }
            .hero-data-section .section-title {
                font-size: 1.25rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .footer-links-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-legal-links {
                gap: 8px;
                font-size: 0.7rem;
            }
            .footer-legal-links a {
                font-size: 0.7rem;
            }
            .score-number {
                font-size: 1.3rem;
                letter-spacing: 1px;
            }
            .chart-placeholder-card .chart-img-wrap {
                height: 150px;
            }
            .history-query-card {
                padding: 16px;
            }
            .history-query-card .hq-icon-wrap {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
            .history-query-card .hq-content h3 {
                font-size: 1rem;
            }
            .btn-primary-custom,
            .btn-outline-cyan {
                padding: 8px 16px;
                font-size: 0.8rem;
                border-radius: var(--radius-sm);
            }
        }

/* roulang page: category3 */
/* ==================== CSS 设计变量 ==================== */
        :root {
            --bg-deep: #0b0814;
            --bg-section: #120e1f;
            --bg-card: #1a1530;
            --bg-card-hover: #221c3d;
            --bg-card-alt: #1e1940;
            --neon-cyan: #00e5ff;
            --neon-cyan-30: rgba(0, 229, 255, 0.3);
            --neon-cyan-15: rgba(0, 229, 255, 0.15);
            --neon-cyan-60: rgba(0, 229, 255, 0.6);
            --energy-pink: #ff2d78;
            --energy-pink-15: rgba(255, 45, 120, 0.15);
            --amber-gold: #ffb800;
            --amber-gold-15: rgba(255, 184, 0, 0.15);
            --text-primary: #e8e6f0;
            --text-secondary: #9b97b0;
            --text-tertiary: #6b6780;
            --border-default: #2a2540;
            --border-highlight: rgba(0, 229, 255, 0.3);
            --success: #00e676;
            --warning: #ffb800;
            --danger: #ff2d78;
            --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', monospace;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.45);
            --shadow-glow-cyan: 0 0 20px rgba(0, 229, 255, 0.15);
            --shadow-glow-pink: 0 0 24px rgba(255, 45, 120, 0.4);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --nav-total-height: 96px;
            --nav-sticky-height: 56px;
        }

        /* ==================== 基础 Reset ==================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 400;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-deep);
            overflow-x: hidden;
            min-height: 100vh;
            padding-top: var(--nav-total-height);
        }

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

        a:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        input {
            font-family: var(--font-body);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-primary);
            line-height: 1.35;
            margin-bottom: 0;
        }

        h1 {
            font-size: 2.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }

        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
        }

        h3 {
            font-size: 1.25rem;
            font-weight: 600;
            line-height: 1.4;
        }

        h4 {
            font-size: 1.06rem;
            font-weight: 600;
        }

        /* ==================== Bootstrap 5 全局覆盖 ==================== */
        .container {
            max-width: var(--container-max);
        }

        .btn {
            border-radius: var(--radius-md);
            font-weight: 600;
            transition: all var(--transition-normal);
            font-family: var(--font-body);
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: var(--energy-pink);
            border: none;
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-md);
        }

        .btn-primary:hover {
            background: #ff1a68;
            box-shadow: var(--shadow-glow-pink);
            transform: scale(1.03);
            color: #fff;
        }

        .btn-primary:active {
            transform: scale(0.97);
            background: #e81258;
            box-shadow: none;
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--energy-pink);
            outline-offset: 2px;
            box-shadow: var(--shadow-glow-pink);
        }

        .btn-outline-info {
            background: transparent;
            border: 2px solid var(--neon-cyan);
            color: var(--neon-cyan);
            padding: 10px 26px;
            border-radius: var(--radius-md);
        }

        .btn-outline-info:hover {
            background: rgba(0, 229, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
            color: var(--neon-cyan);
            border-color: var(--neon-cyan);
        }

        .btn-outline-info:active {
            background: rgba(0, 229, 255, 0.2);
            border-color: var(--neon-cyan);
            color: #fff;
        }

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

        .btn-lg {
            padding: 14px 36px;
            font-size: 1.1rem;
        }

        .form-control {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .form-control::placeholder {
            color: var(--text-tertiary);
        }

        .form-control:focus {
            background: var(--bg-card-hover);
            border-color: var(--neon-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.12);
            color: var(--text-primary);
        }

        .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            border: none;
            border-radius: var(--radius-md) !important;
            font-weight: 600;
            font-size: 1.06rem;
            padding: 18px 20px;
            transition: all var(--transition-normal);
            box-shadow: none !important;
        }

        .accordion-button::after {
            filter: brightness(0) saturate(100%) invert(76%) sepia(90%) saturate(1500%) hue-rotate(155deg) brightness(105%) contrast(105%);
            transition: transform var(--transition-normal);
        }

        .accordion-button:not(.collapsed) {
            background: var(--bg-card-hover);
            color: var(--neon-cyan);
            box-shadow: none;
        }

        .accordion-button:not(.collapsed)::after {
            filter: brightness(0) saturate(100%) invert(40%) sepia(100%) saturate(3000%) hue-rotate(330deg) brightness(105%) contrast(105%);
        }

        .accordion-button:hover {
            background: var(--bg-card-hover);
        }

        .accordion-item {
            background: transparent;
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
        }

        .accordion-body {
            background: var(--bg-section);
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 16px 20px 20px;
            font-size: 0.95rem;
        }

        /* ==================== 导航组件 ==================== */
        .site-navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: var(--bg-section);
            border-bottom: 1px solid var(--border-default);
            transition: all var(--transition-normal);
            height: var(--nav-total-height);
        }

        .site-navbar.sticky-shrink {
            height: var(--nav-sticky-height);
            background: rgba(11, 8, 20, 0.98);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            box-shadow: var(--shadow-nav);
            border-bottom-color: rgba(0, 229, 255, 0.2);
        }

        .site-navbar.sticky-shrink .nav-brand-row {
            height: var(--nav-sticky-height);
            padding: 6px 0;
        }

        .site-navbar.sticky-shrink .nav-channel-row {
            display: none !important;
        }

        .site-navbar.sticky-shrink .nav-logo img {
            width: 24px;
            height: 24px;
        }

        .site-navbar.sticky-shrink .nav-logo span {
            font-size: 0.95rem;
        }

        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 52px;
            padding: 0 20px;
            max-width: var(--container-max);
            margin: 0 auto;
            transition: all var(--transition-normal);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 1.15rem;
            font-family: var(--font-heading);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .nav-logo:hover {
            text-decoration: none;
            color: var(--neon-cyan);
        }

        .nav-logo img {
            width: 32px;
            height: 32px;
            object-fit: contain;
        }

        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
            flex: 1;
            max-width: 320px;
            margin-left: auto;
            margin-right: 16px;
        }

        .nav-search-icon {
            position: absolute;
            left: 12px;
            color: var(--text-tertiary);
            font-size: 0.9rem;
            pointer-events: none;
            z-index: 1;
        }

        .nav-search-input {
            width: 100%;
            max-width: 180px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            padding: 8px 12px 8px 34px;
            border-radius: 20px;
            font-size: 0.85rem;
            transition: all var(--transition-normal);
            outline: none;
        }

        .nav-search-input:focus {
            max-width: 260px;
            border-color: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.1);
            background: var(--bg-card-hover);
        }

        .nav-search-input::placeholder {
            color: var(--text-tertiary);
        }

        .nav-hot-search {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 6px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            min-width: 200px;
            z-index: 10;
            flex-wrap: wrap;
            gap: 6px;
            box-shadow: var(--shadow-card-hover);
        }

        .nav-search-input:focus~.nav-hot-search,
        .nav-hot-search:hover {
            display: flex;
        }

        .nav-hot-search a {
            font-size: 0.78rem;
            color: var(--text-secondary);
            background: var(--bg-section);
            padding: 4px 10px;
            border-radius: 3px;
            text-decoration: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .nav-hot-search a:hover {
            color: var(--neon-cyan);
            background: var(--bg-card-hover);
        }

        .navbar-toggler-custom {
            background: transparent;
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            font-size: 1.3rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .navbar-toggler-custom:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
        }

        .nav-channel-row {
            display: flex;
            align-items: center;
            height: 44px;
            padding: 0 20px;
            max-width: var(--container-max);
            margin: 0 auto;
            gap: 4px;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-default) transparent;
            border-top: 1px solid rgba(42, 37, 64, 0.6);
            transition: all var(--transition-normal);
        }

        .nav-channel-row::-webkit-scrollbar {
            height: 3px;
        }

        .nav-channel-row::-webkit-scrollbar-thumb {
            background: var(--border-default);
            border-radius: 3px;
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
            flex-shrink: 0;
        }

        .nav-channel-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
            text-decoration: none;
        }

        .nav-channel-link.active {
            color: var(--neon-cyan);
            font-weight: 600;
        }

        .nav-channel-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 1px;
        }

        .nav-extra-links {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-tertiary);
            flex-shrink: 0;
            margin-left: 12px;
            padding-left: 12px;
            border-left: 1px solid var(--border-default);
        }

        .nav-extra-links a {
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
            font-size: 0.82rem;
        }

        .nav-extra-links a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }

        /* ==================== Hero 倒计时区 ==================== */
        .hero-countdown {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-deep);
            overflow: hidden;
            margin-bottom: 0;
        }

        .hero-countdown-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.22;
            z-index: 0;
        }

        .hero-countdown-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 8, 20, 0.7) 0%, rgba(18, 14, 31, 0.9) 60%, rgba(11, 8, 20, 1) 100%);
            z-index: 1;
        }

        .hero-countdown .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 60px 20px;
        }

        .hero-countdown-label {
            display: inline-block;
            background: var(--energy-pink-15);
            color: var(--energy-pink);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 20px;
            letter-spacing: 0.04em;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 45, 120, 0.3);
            animation: pulse-label 2.5s ease-in-out infinite;
        }

        @keyframes pulse-label {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 45, 120, 0.4);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 45, 120, 0);
            }
        }

        .hero-countdown-timer {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .countdown-block {
            background: var(--bg-card);
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-lg);
            padding: 16px 22px;
            min-width: 80px;
            text-align: center;
            box-shadow: var(--shadow-glow-cyan);
            transition: all var(--transition-normal);
        }

        .countdown-block .countdown-num {
            font-family: var(--font-mono);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--neon-cyan);
            line-height: 1;
            letter-spacing: 0.02em;
        }

        .countdown-block .countdown-unit {
            font-size: 0.78rem;
            color: var(--text-tertiary);
            margin-top: 4px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .hero-matchup {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .hero-team-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
        }

        .hero-vs-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            background: var(--energy-pink);
            color: #fff;
            border-radius: 50%;
            font-weight: 700;
            font-size: 1rem;
            box-shadow: var(--shadow-glow-pink);
            flex-shrink: 0;
        }

        .hero-match-info {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 24px;
        }

        .hero-countdown-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero-sectional-cut {
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 50px;
            background: var(--bg-section);
            clip-path: polygon(0 35px, 100% 0, 100% 100%, 0 100%);
            z-index: 3;
        }

        /* ==================== 板块通用 ==================== */
        .section-block {
            padding: 64px 0;
            position: relative;
        }

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

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

        .section-title-wrap {
            margin-bottom: 40px;
        }

        .section-title-wrap h2 {
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .section-title-underline {
            width: 40px;
            height: 2px;
            background: var(--neon-cyan);
            margin-top: 8px;
            border-radius: 1px;
        }

        .section-subtitle {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        /* ==================== 赛程时间线 ==================== */
        .schedule-timeline {
            position: relative;
        }

        .schedule-date-group {
            margin-bottom: 32px;
        }

        .schedule-date-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-default);
        }

        .schedule-date-dot {
            width: 10px;
            height: 10px;
            background: var(--neon-cyan);
            border-radius: 50%;
            flex-shrink: 0;
            box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
        }

        .schedule-date-text {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            font-family: var(--font-heading);
        }

        .schedule-date-weekday {
            color: var(--text-tertiary);
            font-size: 0.85rem;
            font-weight: 400;
        }

        .schedule-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 10px;
            transition: all var(--transition-normal);
            flex-wrap: wrap;
            position: relative;
        }

        .schedule-card:hover {
            border-color: var(--neon-cyan-30);
            box-shadow: var(--shadow-glow-cyan);
            background: var(--bg-card-hover);
        }

        .schedule-card-time {
            font-family: var(--font-mono);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--neon-cyan);
            min-width: 56px;
            flex-shrink: 0;
            text-align: center;
        }

        .schedule-card-matchup {
            flex: 1;
            min-width: 160px;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .schedule-card-team {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .schedule-card-vs {
            color: var(--text-tertiary);
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .schedule-card-score {
            font-family: var(--font-mono);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--neon-cyan);
            flex-shrink: 0;
        }

        .schedule-card-stage {
            flex-shrink: 0;
        }

        .badge-stage {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(0, 229, 255, 0.12);
            color: var(--neon-cyan);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .badge-live {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--energy-pink-15);
            color: var(--energy-pink);
            white-space: nowrap;
            animation: live-pulse 1.5s ease-in-out infinite;
        }

        @keyframes live-pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        .badge-upcoming {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 500;
            background: var(--amber-gold-15);
            color: var(--amber-gold);
            white-space: nowrap;
        }

        .badge-done {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(107, 103, 128, 0.2);
            color: var(--text-tertiary);
            white-space: nowrap;
        }

        .badge-replay {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(0, 230, 118, 0.12);
            color: var(--success);
            white-space: nowrap;
        }

        .schedule-card-action {
            flex-shrink: 0;
            margin-left: auto;
        }

        /* ==================== 直播平台卡片 ==================== */
        .platform-card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-card);
        }

        .platform-card:hover {
            border-color: var(--neon-cyan-30);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .platform-card-img {
            width: 100%;
            height: 120px;
            object-fit: cover;
            border-radius: var(--radius-md);
            background: var(--bg-section);
            margin-bottom: 4px;
        }

        .platform-card h3 {
            font-size: 1.05rem;
            color: var(--text-primary);
            margin: 0;
        }

        .platform-card p {
            color: var(--text-secondary);
            font-size: 0.85rem;
            margin: 0;
            line-height: 1.5;
        }

        /* ==================== CTA 订阅区 ==================== */
        .cta-subscribe {
            background: var(--bg-card);
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            box-shadow: var(--shadow-glow-cyan);
            position: relative;
            overflow: hidden;
        }

        .cta-subscribe::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            background: rgba(0, 229, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-subscribe h2 {
            margin-bottom: 8px;
        }

        .cta-subscribe p {
            color: var(--text-secondary);
            margin-bottom: 24px;
            font-size: 0.95rem;
        }

        .cta-subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-subscribe-form .form-control {
            flex: 1;
            min-width: 220px;
            max-width: 340px;
        }

        /* ==================== 页脚 ==================== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 2px solid rgba(0, 229, 255, 0.2);
            padding: 48px 0 28px;
            color: var(--text-secondary);
        }

        .footer-links-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }

        .footer-col h4 {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--neon-cyan);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 7px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }

        .footer-friends {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            padding: 16px 0;
            border-top: 1px solid var(--border-default);
            border-bottom: 1px solid var(--border-default);
            margin-bottom: 20px;
        }

        .footer-friends a {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-friends a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }

        .footer-bottom {
            text-align: center;
            font-size: 0.81rem;
            color: var(--text-tertiary);
            line-height: 1.8;
        }

        .footer-bottom p {
            margin-bottom: 4px;
        }

        .footer-legal-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: 4px;
        }

        .footer-legal-links a {
            color: var(--text-tertiary);
            font-size: 0.81rem;
            text-decoration: none;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .footer-legal-links a:hover {
            color: var(--neon-cyan);
            text-decoration: none;
        }

        /* ==================== 响应式 ==================== */
        @media (max-width: 991.98px) {
            body {
                padding-top: 52px;
            }

            .site-navbar {
                height: auto;
            }

            .nav-brand-row {
                height: 52px;
                padding: 0 14px;
            }

            .nav-channel-row {
                height: auto;
                padding: 8px 14px;
                gap: 2px;
                flex-wrap: nowrap;
                overflow-x: auto;
                border-top: 1px solid var(--border-default);
            }
            .nav-channel-row.collapse:not(.show) {
                display: none !important;
            }
            .nav-channel-row.collapse.show {
                display: flex !important;
            }

            .nav-search-wrap {
                max-width: 160px;
                margin-right: 8px;
            }

            .nav-search-input {
                max-width: 130px;
            }

            .nav-search-input:focus {
                max-width: 180px;
            }

            .nav-extra-links {
                display: none;
            }

            .footer-links-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 767.98px) {
            body {
                padding-top: 52px;
            }

            h1 {
                font-size: 1.65rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.1rem;
            }

            .hero-countdown {
                min-height: 420px;
            }

            .hero-countdown .container {
                padding: 40px 16px;
            }

            .countdown-block {
                padding: 12px 16px;
                min-width: 62px;
            }
            .countdown-block .countdown-num {
                font-size: 1.8rem;
            }
            .countdown-block .countdown-unit {
                font-size: 0.7rem;
            }

            .hero-team-name {
                font-size: 1.15rem;
            }
            .hero-vs-badge {
                width: 38px;
                height: 38px;
                font-size: 0.8rem;
            }

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

            .schedule-card {
                padding: 12px 14px;
                gap: 10px;
            }
            .schedule-card-time {
                font-size: 0.95rem;
                min-width: 44px;
            }
            .schedule-card-team {
                font-size: 0.85rem;
            }
            .schedule-card-score {
                font-size: 1rem;
            }

            .platform-card {
                padding: 20px 14px;
            }
            .platform-card-img {
                height: 90px;
            }

            .cta-subscribe {
                padding: 32px 16px;
            }
            .cta-subscribe-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-subscribe-form .form-control {
                max-width: 100%;
                min-width: auto;
                width: 100%;
            }

            .footer-links-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .nav-search-wrap {
                max-width: 120px;
            }
            .nav-search-input {
                max-width: 100px;
            }
            .nav-search-input:focus {
                max-width: 150px;
            }
        }

        @media (max-width: 520px) {
            body {
                padding-top: 48px;
            }

            .nav-brand-row {
                height: 48px;
                padding: 0 10px;
            }
            .nav-logo {
                font-size: 0.95rem;
                gap: 6px;
            }
            .nav-logo img {
                width: 24px;
                height: 24px;
            }

            .countdown-block {
                padding: 10px 12px;
                min-width: 52px;
                border-radius: var(--radius-sm);
            }
            .countdown-block .countdown-num {
                font-size: 1.45rem;
            }
            .countdown-block .countdown-unit {
                font-size: 0.65rem;
            }

            .hero-countdown-timer {
                gap: 8px;
            }

            .hero-team-name {
                font-size: 1rem;
            }

            .schedule-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .schedule-card-time {
                text-align: left;
            }
            .schedule-card-action {
                margin-left: 0;
                align-self: flex-end;
            }

            .footer-links-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .hero-sectional-cut {
                height: 28px;
                clip-path: polygon(0 18px, 100% 0, 100% 100%, 0 100%);
            }

            .nav-channel-link {
                font-size: 0.78rem;
                padding: 5px 10px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-deepest: #0b0814;
            --bg-deep: #120e1f;
            --bg-card: #1a1530;
            --bg-card-hover: #221c3d;
            --bg-card-raised: #1e1940;
            --accent-cyan: #00e5ff;
            --accent-magenta: #ff2d78;
            --accent-magenta-hover: #ff1a68;
            --accent-gold: #ffb800;
            --text-primary: #e8e6f0;
            --text-secondary: #9b97b0;
            --text-tertiary: #6b6780;
            --border-default: #2a2540;
            --border-cyan: rgba(0, 229, 255, 0.3);
            --border-cyan-bright: rgba(0, 229, 255, 0.6);
            --success-green: #00e676;
            --warning-amber: #ffb800;
            --danger-magenta: #ff2d78;
            --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', 'Consolas', 'Monaco', monospace;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.45);
            --shadow-glow-cyan: 0 0 20px rgba(0, 229, 255, 0.15);
            --shadow-glow-magenta: 0 0 24px rgba(255, 45, 120, 0.4);
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --spacing-xs: 8px;
            --spacing-sm: 12px;
            --spacing-md: 16px;
            --spacing-lg: 20px;
            --spacing-xl: 24px;
            --spacing-2xl: 32px;
            --spacing-3xl: 40px;
            --spacing-4xl: 48px;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deepest);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-tap-highlight-color: transparent;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition-fast), text-decoration var(--transition-fast);
        }
        a:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        input,
        textarea {
            font-family: var(--font-body);
        }
        :focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        .container {
            max-width: 1280px;
            padding-left: var(--spacing-lg);
            padding-right: var(--spacing-lg);
        }
        @media (max-width: 768px) {
            .container {
                padding-left: var(--spacing-md);
                padding-right: var(--spacing-md);
            }
        }

        /* ========== 导航 ========== */
        .site-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(18, 14, 31, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-default);
            transition: all var(--transition-base);
            box-shadow: none;
        }
        .site-navbar.scrolled {
            box-shadow: var(--shadow-nav);
            background: rgba(11, 8, 20, 0.98);
            border-bottom-color: rgba(0, 229, 255, 0.2);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 52px;
            padding: 0 var(--spacing-lg);
            max-width: 1280px;
            margin: 0 auto;
            gap: var(--spacing-md);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 1.15rem;
            font-family: var(--font-heading);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }
        .nav-logo img {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            object-fit: contain;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
            flex: 1;
            max-width: 380px;
            min-width: 140px;
        }
        .nav-search-icon {
            color: var(--text-tertiary);
            font-size: 0.9rem;
            position: absolute;
            left: 14px;
            pointer-events: none;
            z-index: 2;
        }
        .nav-search-input {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: 20px;
            padding: 8px 14px 8px 36px;
            color: var(--text-primary);
            font-size: 0.85rem;
            width: 100%;
            transition: all var(--transition-base);
            height: 36px;
        }
        .nav-search-input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08);
            outline: none;
            background: var(--bg-card-hover);
        }
        .nav-search-input::placeholder {
            color: var(--text-tertiary);
            font-size: 0.82rem;
        }
        .nav-hot-search {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm) var(--spacing-md);
            margin-top: 6px;
            z-index: 20;
            flex-wrap: wrap;
            gap: 8px;
            box-shadow: var(--shadow-card-hover);
        }
        .nav-search-wrap:focus-within .nav-hot-search,
        .nav-hot-search:hover {
            display: flex;
        }
        .nav-hot-search>span {
            color: var(--text-tertiary);
            font-size: 0.75rem;
            width: 100%;
            margin-bottom: 2px;
        }
        .nav-hot-search a {
            font-size: 0.78rem;
            color: var(--text-secondary);
            background: rgba(0, 229, 255, 0.06);
            padding: 4px 10px;
            border-radius: 12px;
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .nav-hot-search a:hover {
            background: rgba(0, 229, 255, 0.15);
            color: var(--accent-cyan);
            text-decoration: none;
        }
        .navbar-toggler-custom {
            background: transparent;
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            font-size: 1.2rem;
            display: none;
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.05);
        }
        .nav-channel-row {
            display: flex;
            align-items: center;
            height: 44px;
            padding: 0 var(--spacing-lg);
            max-width: 1280px;
            margin: 0 auto;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            border-top: 1px solid rgba(42, 37, 64, 0.5);
        }
        .nav-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            text-decoration: none;
            position: relative;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .nav-channel-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
            text-decoration: none;
        }
        .nav-channel-link.active {
            color: var(--accent-cyan);
            font-weight: 600;
        }
        .nav-channel-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 1px;
        }
        .nav-extra-links {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-extra-links a {
            color: var(--text-tertiary);
            font-size: 0.8rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .nav-extra-links a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }

        @media (max-width: 991px) {
            .nav-channel-row {
                display: none;
            }
            .navbar-toggler-custom {
                display: block;
            }
            .nav-search-wrap {
                max-width: 200px;
            }
        }
        @media (max-width: 768px) {
            .nav-brand-row {
                height: 48px;
                padding: 0 var(--spacing-sm);
            }
            .nav-logo {
                font-size: 1rem;
                gap: 6px;
            }
            .nav-logo img {
                width: 26px;
                height: 26px;
            }
            .nav-search-wrap {
                max-width: 140px;
                min-width: 100px;
            }
            .nav-search-input {
                font-size: 0.78rem;
                padding: 6px 10px 6px 30px;
                height: 32px;
                border-radius: 16px;
            }
            .nav-search-icon {
                left: 10px;
                font-size: 0.78rem;
            }
        }
        @media (max-width: 520px) {
            .nav-search-wrap {
                max-width: 110px;
            }
            .nav-logo span {
                font-size: 0.85rem;
            }
        }

        /* 移动端侧滑抽屉 */
        .mobile-nav-drawer {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--bg-deep);
            z-index: 1100;
            transition: right var(--transition-slow);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.6);
            padding: var(--spacing-xl) var(--spacing-lg);
            overflow-y: auto;
            border-left: 1px solid var(--border-default);
        }
        .mobile-nav-drawer.open {
            right: 0;
        }
        .mobile-nav-drawer .drawer-close {
            position: absolute;
            top: 14px;
            right: 16px;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 1.4rem;
            cursor: pointer;
            padding: 6px;
        }
        .mobile-nav-drawer .drawer-close:hover {
            color: var(--accent-cyan);
        }
        .mobile-nav-drawer a {
            display: block;
            padding: 12px 0;
            color: var(--text-secondary);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid var(--border-default);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .mobile-nav-drawer a.active {
            color: var(--accent-cyan);
            font-weight: 600;
        }
        .mobile-nav-drawer a:hover {
            color: var(--text-primary);
            text-decoration: none;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1090;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }
        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== Hero头条区 ========== */
        .hero-news {
            position: relative;
            padding: var(--spacing-4xl) 0 var(--spacing-3xl);
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            isolation: isolate;
            overflow: hidden;
        }
        .hero-news::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 8, 20, 0.75) 0%, rgba(18, 14, 31, 0.9) 60%, rgba(18, 14, 31, 0.97) 100%);
            z-index: 1;
        }
        .hero-news::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
            z-index: 2;
            opacity: 0.6;
        }
        .hero-news .container {
            position: relative;
            z-index: 3;
        }
        .hero-news-label {
            display: inline-block;
            background: rgba(255, 45, 120, 0.2);
            color: var(--accent-magenta);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 16px;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-md);
            text-transform: uppercase;
        }
        .hero-news-card {
            display: flex;
            gap: var(--spacing-2xl);
            align-items: stretch;
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: all var(--transition-base);
        }
        .hero-news-card:hover {
            border-color: var(--border-cyan);
            box-shadow: var(--shadow-glow-cyan);
        }
        .hero-news-img-wrap {
            flex: 0 0 48%;
            min-height: 340px;
            position: relative;
            overflow: hidden;
        }
        .hero-news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .hero-news-card:hover .hero-news-img-wrap img {
            transform: scale(1.04);
        }
        .hero-news-img-wrap .img-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent-magenta);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 3px;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .hero-news-body {
            flex: 1;
            padding: var(--spacing-2xl) var(--spacing-xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: var(--spacing-md);
        }
        .hero-news-body h1 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.35;
            letter-spacing: -0.3px;
            margin: 0;
        }
        .hero-news-body .hero-excerpt {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .hero-news-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-tertiary);
        }
        .hero-news-meta .badge-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .badge-analysis {
            background: rgba(0, 229, 255, 0.12);
            color: var(--accent-cyan);
        }
        .badge-feature {
            background: rgba(255, 184, 0, 0.15);
            color: var(--accent-gold);
        }
        .hero-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .hero-read-more:hover {
            color: #4df0ff;
            gap: 10px;
            text-decoration: none;
        }
        .hero-read-more i {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
        }
        .hero-read-more:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 991px) {
            .hero-news-card {
                flex-direction: column;
            }
            .hero-news-img-wrap {
                flex: 0 0 auto;
                min-height: 220px;
                max-height: 280px;
            }
            .hero-news-body {
                padding: var(--spacing-lg) var(--spacing-md);
            }
            .hero-news-body h1 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .hero-news {
                padding: var(--spacing-2xl) 0 var(--spacing-xl);
            }
            .hero-news-img-wrap {
                min-height: 180px;
                max-height: 220px;
            }
            .hero-news-body h1 {
                font-size: 1.3rem;
            }
            .hero-news-body .hero-excerpt {
                font-size: 0.9rem;
            }
        }

        /* ========== 主内容区 + 侧边栏 ========== */
        .main-with-sidebar {
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
            background: var(--bg-deepest);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-xl);
            position: relative;
            padding-bottom: var(--spacing-sm);
            letter-spacing: -0.2px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 1px;
        }

        /* 资讯列表卡片 */
        .news-list-item {
            display: flex;
            gap: var(--spacing-md);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border-left: 3px solid transparent;
            transition: all var(--transition-base);
            margin-bottom: var(--spacing-md);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
        }
        .news-list-item:hover {
            border-left-color: var(--accent-magenta);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            text-decoration: none;
            color: inherit;
        }
        .news-list-thumb {
            flex: 0 0 130px;
            height: 90px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-list-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }
        .news-list-content h3 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item:hover .news-list-content h3 {
            color: #fff;
        }
        .news-list-excerpt {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin: 4px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-footer {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-tertiary);
        }
        .news-list-footer .tag-sm {
            font-size: 0.72rem;
            padding: 2px 8px;
            border-radius: 3px;
            font-weight: 500;
        }
        .tag-cyan-sm {
            background: rgba(0, 229, 255, 0.1);
            color: var(--accent-cyan);
        }
        .tag-magenta-sm {
            background: rgba(255, 45, 120, 0.12);
            color: var(--accent-magenta);
        }
        .tag-gold-sm {
            background: rgba(255, 184, 0, 0.12);
            color: var(--accent-gold);
        }
        .read-more-link {
            margin-left: auto;
            color: var(--accent-cyan);
            font-weight: 500;
            font-size: 0.82rem;
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .read-more-link:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        @media (max-width: 768px) {
            .news-list-item {
                flex-direction: column;
                gap: var(--spacing-sm);
                padding: var(--spacing-sm);
            }
            .news-list-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 160px;
                max-height: 180px;
            }
            .news-list-content h3 {
                font-size: 0.95rem;
            }
            .news-list-excerpt {
                font-size: 0.8rem;
            }
        }

        /* 热门标签云 */
        .tag-cloud-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            border: 1px solid var(--border-default);
            margin-bottom: var(--spacing-2xl);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud-item {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 18px;
            font-size: 0.82rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .tag-cloud-item.hot {
            background: rgba(255, 45, 120, 0.15);
            color: var(--accent-magenta);
            font-weight: 600;
        }
        .tag-cloud-item.hot:hover {
            background: rgba(255, 45, 120, 0.28);
            color: #fff;
            text-decoration: none;
        }
        .tag-cloud-item.data-tag {
            background: rgba(0, 229, 255, 0.1);
            color: var(--accent-cyan);
        }
        .tag-cloud-item.data-tag:hover {
            background: rgba(0, 229, 255, 0.22);
            color: #fff;
            text-decoration: none;
        }
        .tag-cloud-item.gold-tag {
            background: rgba(255, 184, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 600;
        }
        .tag-cloud-item.gold-tag:hover {
            background: rgba(255, 184, 0, 0.24);
            color: #fff;
            text-decoration: none;
        }

        /* 专题推荐 */
        .topic-cards-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-2xl);
        }
        .topic-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: all var(--transition-base);
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            border-color: var(--border-cyan-bright);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            text-decoration: none;
            color: inherit;
        }
        .topic-card-img {
            width: 100%;
            height: 160px;
            overflow: hidden;
        }
        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .topic-card:hover .topic-card-img img {
            transform: scale(1.05);
        }
        .topic-card-body {
            padding: var(--spacing-md) var(--spacing-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .topic-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.35;
        }
        .topic-card-body .topic-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        .topic-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: auto;
        }
        .topic-tags span {
            font-size: 0.7rem;
            padding: 3px 8px;
            border-radius: 3px;
            font-weight: 500;
            background: rgba(0, 229, 255, 0.08);
            color: var(--accent-cyan);
        }

        @media (max-width: 991px) {
            .topic-cards-row {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .topic-cards-row {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .topic-card-img {
                height: 140px;
            }
            .topic-card-body h3 {
                font-size: 1rem;
            }
        }

        /* ========== 侧边栏 ========== */
        .sidebar-col {
            position: sticky;
            top: 110px;
            align-self: flex-start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg) var(--spacing-md);
            border: 1px solid var(--border-default);
            margin-bottom: var(--spacing-lg);
        }
        .sidebar-card h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.02em;
        }
        .data-snapshot-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid rgba(42, 37, 64, 0.6);
            font-size: 0.85rem;
        }
        .data-snapshot-item:last-child {
            border-bottom: none;
        }
        .data-snapshot-label {
            color: var(--text-secondary);
        }
        .data-snapshot-value {
            font-family: var(--font-mono);
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .data-snapshot-value.up {
            color: var(--success-green);
        }
        .data-snapshot-value.hot {
            color: var(--accent-magenta);
        }
        .sidebar-subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .sidebar-subscribe-form input {
            background: var(--bg-deep);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            color: var(--text-primary);
            font-size: 0.85rem;
            transition: all var(--transition-base);
        }
        .sidebar-subscribe-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.06);
            outline: none;
        }
        .sidebar-subscribe-form input::placeholder {
            color: var(--text-tertiary);
        }
        .btn-subscribe {
            background: var(--accent-magenta);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 10px 16px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }
        .btn-subscribe:hover {
            background: var(--accent-magenta-hover);
            box-shadow: var(--shadow-glow-magenta);
            transform: scale(1.03);
        }
        .btn-subscribe:active {
            transform: scale(0.97);
        }

        @media (max-width: 991px) {
            .sidebar-col {
                position: static;
                margin-top: var(--spacing-2xl);
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--spacing-3xl) 0 var(--spacing-4xl);
            background: var(--bg-deep);
            border-top: 1px solid rgba(42, 37, 64, 0.4);
        }
        .faq-section .section-title {
            text-align: center;
            margin-bottom: var(--spacing-2xl);
        }
        .faq-section .section-title::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-sm);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(0, 229, 255, 0.3);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            transition: all var(--transition-fast);
            line-height: 1.4;
            position: relative;
        }
        .faq-question::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-cyan);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-question::before {
            background: var(--accent-magenta);
        }
        .faq-question:hover {
            background: var(--bg-card-hover);
        }
        .faq-question .faq-icon {
            margin-left: auto;
            font-size: 0.85rem;
            color: var(--text-tertiary);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 var(--spacing-lg) var(--spacing-md) calc(var(--spacing-lg) + 16px);
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .faq-question {
                font-size: 0.9rem;
                padding: var(--spacing-sm) var(--spacing-md);
            }
            .faq-answer-inner {
                font-size: 0.82rem;
                padding: 0 var(--spacing-md) var(--spacing-sm) calc(var(--spacing-md) + 12px);
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deepest);
            border-top: 2px solid rgba(0, 229, 255, 0.2);
            padding: var(--spacing-3xl) 0 var(--spacing-xl);
            color: var(--text-secondary);
        }
        .footer-links-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-2xl);
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .footer-col a {
            display: block;
            color: var(--text-secondary);
            font-size: 0.85rem;
            padding: 4px 0;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }
        .footer-friends {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            padding: var(--spacing-md) 0;
            border-top: 1px solid var(--border-default);
            border-bottom: 1px solid var(--border-default);
            margin-bottom: var(--spacing-lg);
        }
        .footer-friends a {
            color: var(--text-tertiary);
            font-size: 0.78rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-friends a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-tertiary);
        }
        .footer-bottom p {
            margin-bottom: 4px;
        }
        .footer-legal-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
            margin-top: 6px;
        }
        .footer-legal-links a {
            color: var(--text-tertiary);
            font-size: 0.78rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-legal-links a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }

        @media (max-width: 991px) {
            .footer-links-row {
                grid-template-columns: repeat(3, 1fr);
                gap: var(--spacing-lg);
            }
        }
        @media (max-width: 768px) {
            .footer-links-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .footer-col h4 {
                font-size: 0.8rem;
            }
            .footer-col a {
                font-size: 0.78rem;
            }
        }
        @media (max-width: 520px) {
            .footer-links-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-sm);
            }
        }

/* roulang page: category5 */
:root {
            --bg-deepest: #0b0814;
            --bg-deep: #120e1f;
            --bg-card: #1a1530;
            --bg-card-hover: #221c3d;
            --bg-card-raised: #1e1940;
            --accent-cyan: #00e5ff;
            --accent-magenta: #ff2d78;
            --accent-gold: #ffb800;
            --text-primary: #e8e6f0;
            --text-secondary: #9b97b0;
            --text-tertiary: #6b6780;
            --border-default: #2a2540;
            --border-cyan-glow: rgba(0, 229, 255, 0.3);
            --border-cyan-strong: rgba(0, 229, 255, 0.6);
            --success-green: #00e676;
            --warning-amber: #ffb800;
            --danger-magenta: #ff2d78;
            --font-mono: 'Share Tech Mono', 'Fira Code', 'Courier New', monospace;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
            --shadow-nav-sticky: 0 2px 16px rgba(0, 0, 0, 0.45);
            --shadow-cyan-glow: 0 0 20px rgba(0, 229, 255, 0.15);
            --shadow-magenta-glow: 0 0 24px rgba(255, 45, 120, 0.4);
            --shadow-modal: 0 16px 48px rgba(0, 0, 0, 0.6);
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-btn: 6px;
            --radius-tag: 3px;
            --spacing-xs: 8px;
            --spacing-sm: 12px;
            --spacing-md: 16px;
            --spacing-lg: 20px;
            --spacing-xl: 24px;
            --spacing-2xl: 32px;
            --spacing-3xl: 40px;
            --spacing-4xl: 48px;
            --spacing-5xl: 60px;
            --nav-height: 96px;
            --nav-sticky-height: 56px;
            --container-max: 1280px;
            --bs-primary: #00e5ff;
            --bs-danger: #ff2d78;
            --bs-dark: #0b0814;
            --bs-body-bg: #0b0814;
            --bs-body-color: #e8e6f0;
            --bs-link-color: #00e5ff;
            --bs-border-color: #2a2540;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            font-weight: 400;
            color: var(--text-primary);
            background-color: var(--bg-deepest);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color 0.2s ease, text-decoration 0.2s ease;
        }
        a:hover {
            color: #4df0ff;
            text-decoration: underline;
            text-decoration-thickness: 1px;
            text-underline-offset: 3px;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

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

        input {
            font-family: var(--font-body);
        }
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 1px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--spacing-lg);
            padding-right: var(--spacing-lg);
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: var(--spacing-md);
                padding-right: var(--spacing-md);
            }
        }

        /* ========== 导航栏 ========== */
        .site-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border-default);
            transition: all 0.3s ease;
            width: 100%;
        }
        .site-navbar.nav-scrolled {
            background: rgba(11, 8, 20, 0.97);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: var(--shadow-nav-sticky);
            border-bottom-color: rgba(0, 229, 255, 0.2);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 52px;
            padding: 0 var(--spacing-lg);
            max-width: var(--container-max);
            margin: 0 auto;
            gap: var(--spacing-md);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none !important;
            color: var(--text-primary);
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.3px;
        }
        .nav-logo img {
            width: 32px;
            height: 32px;
            object-fit: contain;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent-cyan);
            text-decoration: none !important;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            position: relative;
            flex-shrink: 0;
        }
        .nav-search-icon {
            color: var(--text-secondary);
            font-size: 0.9rem;
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            pointer-events: none;
            z-index: 2;
        }
        .nav-search-input {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            padding: 7px 14px 7px 34px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            width: 180px;
            transition: all 0.3s ease;
            height: 36px;
        }
        .nav-search-input:focus {
            outline: none;
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08);
            width: 260px;
        }
        .nav-search-input::placeholder {
            color: var(--text-tertiary);
        }
        .nav-hot-search {
            position: relative;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            cursor: default;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-hot-search:hover .nav-hot-dropdown {
            display: flex;
        }
        .nav-hot-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 6px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            flex-direction: column;
            gap: 6px;
            z-index: 20;
            min-width: 140px;
            box-shadow: var(--shadow-card-hover);
        }
        .nav-hot-dropdown a {
            font-size: 0.8rem;
            color: var(--text-secondary);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-hot-dropdown a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }
        .navbar-toggler-custom {
            background: transparent;
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            font-size: 1.2rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .navbar-toggler-custom:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.05);
        }
        .nav-channel-row {
            display: flex;
            align-items: center;
            height: 44px;
            padding: 0 var(--spacing-lg);
            max-width: var(--container-max);
            margin: 0 auto;
            gap: 4px;
            border-top: 1px solid rgba(42, 37, 64, 0.5);
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 15px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            text-decoration: none;
            white-space: nowrap;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
            font-weight: 500;
            position: relative;
            letter-spacing: 0.2px;
        }
        .nav-channel-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
            text-decoration: none;
        }
        .nav-channel-link.active {
            color: var(--accent-cyan);
            font-weight: 600;
        }
        .nav-channel-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 15px;
            right: 15px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 1px;
        }
        .nav-extra-links {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            margin-left: auto;
            flex-shrink: 0;
            padding-left: 10px;
        }
        .nav-extra-links a {
            color: var(--text-tertiary);
            font-size: 0.8rem;
            text-decoration: none;
        }
        .nav-extra-links a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }

        @media (max-width: 991.98px) {
            .nav-channel-row {
                gap: 1px;
                padding: 0 var(--spacing-sm);
                height: 40px;
            }
            .nav-channel-link {
                padding: 5px 10px;
                font-size: 0.8rem;
            }
            .nav-channel-link.active::after {
                left: 10px;
                right: 10px;
            }
            .nav-extra-links {
                display: none;
            }
            .nav-search-input {
                width: 130px;
            }
            .nav-search-input:focus {
                width: 180px;
            }
            .nav-hot-search {
                font-size: 0.7rem;
            }
        }
        @media (max-width: 767.98px) {
            .nav-brand-row {
                height: 48px;
                padding: 0 var(--spacing-sm);
            }
            .nav-logo {
                font-size: 0.95rem;
                gap: 6px;
            }
            .nav-logo img {
                width: 26px;
                height: 26px;
            }
            .nav-search-input {
                width: 100px;
                height: 32px;
                font-size: 0.78rem;
                padding: 5px 10px 5px 28px;
            }
            .nav-search-input:focus {
                width: 140px;
            }
            .nav-search-icon {
                left: 8px;
                font-size: 0.75rem;
            }
            .nav-hot-search {
                display: none;
            }
            .nav-channel-row {
                gap: 0;
                padding: 0 6px;
                height: 36px;
            }
            .nav-channel-link {
                padding: 4px 8px;
                font-size: 0.72rem;
            }
            .nav-channel-link.active::after {
                left: 8px;
                right: 8px;
                height: 1.5px;
            }
        }

        /* ========== 板块通用样式 ========== */
        .section-block {
            padding: var(--spacing-5xl) 0;
            position: relative;
        }
        @media (max-width: 767.98px) {
            .section-block {
                padding: var(--spacing-3xl) 0;
            }
        }
        .section-label {
            font-size: 0.81rem;
            font-weight: 600;
            color: var(--accent-cyan);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: var(--spacing-xs);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            line-height: 1.35;
            letter-spacing: -0.3px;
        }
        .section-title-underline {
            display: block;
            width: 40px;
            height: 2px;
            background: var(--accent-cyan);
            margin-bottom: var(--spacing-xl);
            border-radius: 1px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-2xl);
            max-width: 700px;
            line-height: 1.6;
        }

        /* ========== Hero 生态介绍横幅 ========== */
        .eco-hero {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            background: var(--bg-deep);
            overflow: hidden;
        }
        .eco-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 70% 50%, rgba(0, 229, 255, 0.04) 0%, transparent 70%),
                radial-gradient(ellipse at 30% 80%, rgba(255, 45, 120, 0.03) 0%, transparent 60%);
            pointer-events: none;
        }
        .eco-hero .container {
            display: flex;
            align-items: center;
            gap: var(--spacing-4xl);
            position: relative;
            z-index: 1;
            width: 100%;
        }
        .eco-hero-content {
            flex: 1 1 55%;
            max-width: 580px;
        }
        .eco-hero-content h1 {
            font-family: var(--font-heading);
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
            letter-spacing: -0.5px;
        }
        .eco-hero-content h1 span {
            color: var(--accent-cyan);
        }
        .eco-hero-content .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: var(--spacing-xl);
            max-width: 520px;
        }
        .eco-hero-stats {
            display: flex;
            gap: var(--spacing-xl);
            flex-wrap: wrap;
            margin-bottom: var(--spacing-lg);
        }
        .eco-hero-stat {
            text-align: center;
            min-width: 80px;
        }
        .eco-hero-stat .stat-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-cyan);
            line-height: 1.2;
        }
        .eco-hero-stat .stat-label {
            font-size: 0.78rem;
            color: var(--text-tertiary);
            margin-top: 4px;
            letter-spacing: 0.3px;
        }
        .eco-hero-image {
            flex: 1 1 40%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-default);
            box-shadow: var(--shadow-card-hover);
            position: relative;
        }
        .eco-hero-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16 / 10;
            display: block;
        }
        .eco-hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            border: 1px solid rgba(0, 229, 255, 0.2);
            border-radius: var(--radius-lg);
            pointer-events: none;
        }
        @media (max-width: 991.98px) {
            .eco-hero {
                min-height: auto;
                padding: var(--spacing-3xl) 0;
            }
            .eco-hero .container {
                flex-direction: column;
                gap: var(--spacing-2xl);
            }
            .eco-hero-content {
                max-width: 100%;
                flex: unset;
                text-align: center;
            }
            .eco-hero-content .hero-desc {
                max-width: 100%;
                text-align: center;
            }
            .eco-hero-stats {
                justify-content: center;
            }
            .eco-hero-content h1 {
                font-size: 1.75rem;
            }
            .eco-hero-image {
                max-width: 100%;
                flex: unset;
                width: 100%;
            }
        }
        @media (max-width: 767.98px) {
            .eco-hero-content h1 {
                font-size: 1.45rem;
            }
            .eco-hero-content .hero-desc {
                font-size: 0.95rem;
            }
            .eco-hero-stat .stat-number {
                font-size: 1.5rem;
            }
            .eco-hero-stats {
                gap: var(--spacing-md);
            }
        }

        /* ========== 能力标签网格 ========== */
        .capability-grid {
            background: var(--bg-deepest);
        }
        .capability-grid .grid-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .capability-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            border: 1px solid var(--border-default);
            transition: all 0.3s ease;
            position: relative;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .capability-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-top: 3px solid var(--accent-cyan);
            border-color: var(--border-cyan-glow);
            background: var(--bg-card-hover);
        }
        .capability-card .cap-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(0, 229, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-cyan);
            flex-shrink: 0;
            margin-bottom: 4px;
        }
        .capability-card h3 {
            font-family: var(--font-heading);
            font-size: 1.06rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.4;
        }
        .capability-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.55;
        }
        @media (max-width: 1199.98px) {
            .capability-grid .grid-wrapper {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767.98px) {
            .capability-grid .grid-wrapper {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }
            .capability-card {
                padding: var(--spacing-md);
            }
        }

        /* ========== 合作案例展示 ========== */
        .case-studies {
            background: var(--bg-deep);
        }
        .case-studies .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-xl);
        }
        .case-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-default);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-cyan-glow);
        }
        .case-card .case-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
            background: var(--bg-card-hover);
            border-bottom: 1px solid var(--border-default);
        }
        .case-card .case-body {
            padding: var(--spacing-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .case-card .case-tag {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-gold);
            background: rgba(255, 184, 0, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            display: inline-block;
            align-self: flex-start;
            letter-spacing: 0.5px;
        }
        .case-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.4;
        }
        .case-card .case-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }
        .case-card .case-metric {
            font-family: var(--font-mono);
            font-size: 1.3rem;
            color: var(--accent-cyan);
            font-weight: 700;
            margin-top: var(--spacing-xs);
        }
        .case-card .case-metric-label {
            font-size: 0.75rem;
            color: var(--text-tertiary);
        }
        @media (max-width: 991.98px) {
            .case-studies .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767.98px) {
            .case-studies .cases-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .case-card .case-body {
                padding: var(--spacing-md);
            }
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--bg-deepest);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-inner {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: var(--spacing-4xl) var(--spacing-3xl);
            text-align: center;
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-card);
        }
        .cta-inner h2 {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            line-height: 1.35;
        }
        .cta-inner p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }
        .btn-cta-magenta {
            display: inline-block;
            background: var(--accent-magenta);
            color: #fff;
            font-weight: 600;
            padding: 13px 32px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            font-size: 1rem;
            border: none;
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
            box-shadow: 0 0 0 rgba(255, 45, 120, 0);
        }
        .btn-cta-magenta:hover {
            background: #ff1a68;
            box-shadow: var(--shadow-magenta-glow);
            transform: scale(1.03);
            color: #fff;
            text-decoration: none;
        }
        .btn-cta-magenta:active {
            transform: scale(0.97);
            box-shadow: 0 0 12px rgba(255, 45, 120, 0.3);
        }
        .btn-cta-outline {
            display: inline-block;
            background: transparent;
            color: var(--accent-cyan);
            border: 2px solid var(--accent-cyan);
            font-weight: 600;
            padding: 11px 28px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            font-size: 1rem;
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
            margin-left: var(--spacing-md);
        }
        .btn-cta-outline:hover {
            background: rgba(0, 229, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
            color: var(--accent-cyan);
            text-decoration: none;
        }
        @media (max-width: 767.98px) {
            .cta-inner {
                padding: var(--spacing-2xl) var(--spacing-lg);
            }
            .cta-inner h2 {
                font-size: 1.35rem;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: var(--spacing-sm);
                display: block;
                width: fit-content;
                margin-left: auto;
                margin-right: auto;
            }
            .btn-cta-magenta {
                display: block;
                width: fit-content;
                margin-left: auto;
                margin-right: auto;
            }
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-section {
            background: var(--bg-deep);
        }
        .faq-wrapper {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-custom .accordion-item {
            background: transparent;
            border: none;
            margin-bottom: var(--spacing-sm);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .accordion-custom .accordion-header {
            margin: 0;
        }
        .accordion-custom .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-family: var(--font-heading);
            font-size: 1.06rem;
            font-weight: 600;
            padding: var(--spacing-md) var(--spacing-lg);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            transition: all 0.25s ease;
            box-shadow: none;
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.5;
            cursor: pointer;
            width: 100%;
            text-align: left;
            position: relative;
        }
        .accordion-custom .accordion-button::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-cyan);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .accordion-custom .accordion-button:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-cyan-glow);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-card-raised);
            border-color: var(--border-cyan-strong);
            border-bottom-left-radius: 0;
            border-bottom-right-radius: 0;
            color: var(--text-primary);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:not(.collapsed)::before {
            background: var(--accent-magenta);
            box-shadow: 0 0 8px rgba(255, 45, 120, 0.5);
        }
        .accordion-custom .accordion-button::after {
            display: none;
        }
        .accordion-custom .accordion-button .faq-arrow {
            margin-left: auto;
            font-size: 0.85rem;
            color: var(--text-tertiary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed) .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }
        .accordion-custom .accordion-collapse {
            border: 1px solid var(--border-default);
            border-top: none;
            border-bottom-left-radius: var(--radius-md);
            border-bottom-right-radius: var(--radius-md);
            background: var(--bg-card);
        }
        .accordion-custom .accordion-body {
            padding: var(--spacing-md) var(--spacing-lg);
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            background: var(--bg-card);
            border-bottom-left-radius: var(--radius-md);
            border-bottom-right-radius: var(--radius-md);
        }
        .accordion-custom .accordion-body p {
            margin: 0;
        }
        @media (max-width: 767.98px) {
            .accordion-custom .accordion-button {
                font-size: 0.95rem;
                padding: var(--spacing-sm) var(--spacing-md);
            }
            .accordion-custom .accordion-body {
                padding: var(--spacing-sm) var(--spacing-md);
                font-size: 0.88rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deepest);
            border-top: 2px solid rgba(0, 229, 255, 0.2);
            padding: var(--spacing-4xl) 0 var(--spacing-2xl);
            color: var(--text-secondary);
        }
        .footer-links-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-2xl);
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.4px;
            text-transform: uppercase;
        }
        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-secondary);
            padding: 4px 0;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .footer-col a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }
        .footer-friends {
            border-top: 1px solid var(--border-default);
            padding-top: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .footer-friends a {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .footer-friends a:hover {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid var(--border-default);
            padding-top: var(--spacing-lg);
            font-size: 0.81rem;
            color: var(--text-tertiary);
            line-height: 1.8;
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-legal-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
            margin-top: 4px;
        }
        .footer-legal-links a {
            font-size: 0.81rem;
            color: var(--text-tertiary);
            text-decoration: none;
        }
        .footer-legal-links a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }
        @media (max-width: 991.98px) {
            .footer-links-row {
                grid-template-columns: repeat(3, 1fr);
                gap: var(--spacing-md);
            }
        }
        @media (max-width: 767.98px) {
            .footer-links-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .footer-friends {
                gap: 8px;
            }
            .footer-legal-links {
                gap: 8px;
            }
        }

        /* ========== Bootstrap 覆盖 ========== */
        .btn {
            font-family: var(--font-body);
            transition: all 0.3s ease;
        }
        .btn-primary {
            background: var(--accent-magenta) !important;
            border-color: var(--accent-magenta) !important;
            color: #fff !important;
            font-weight: 600;
        }
        .btn-primary:hover {
            background: #ff1a68 !important;
            border-color: #ff1a68 !important;
            box-shadow: var(--shadow-magenta-glow) !important;
        }
        .btn-outline-info {
            border-color: var(--accent-cyan) !important;
            color: var(--accent-cyan) !important;
            background: transparent !important;
        }
        .btn-outline-info:hover {
            background: rgba(0, 229, 255, 0.1) !important;
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2) !important;
            border-color: var(--accent-cyan) !important;
            color: var(--accent-cyan) !important;
        }
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
        }
        .form-control {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-primary);
            border-radius: var(--radius-md);
        }
        .form-control:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08);
            background: var(--bg-card);
            color: var(--text-primary);
        }
        .table {
            color: var(--text-primary);
            border-color: var(--border-default);
        }
        .table thead {
            background: var(--bg-card);
        }