/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

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

        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }

        h1 {
            font-size: 56px;
            font-weight: 900;
        }

        h2 {
            font-size: 40px;
        }

        h3 {
            font-size: 24px;
            font-weight: 750;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ========== 容器 ========== */
        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }

        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
            flex: 1;
            min-width: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }

        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--text-primary);
        }

        .nav-menu li.active a {
            color: var(--accent-green);
        }

        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.03);
            transition: all var(--transition-fast);
        }

        .search-btn:hover {
            color: var(--accent-green);
            border-color: rgba(184, 255, 47, 0.4);
            background: rgba(184, 255, 47, 0.06);
        }

        .search-btn svg {
            width: 18px;
            height: 18px;
        }

        .header-cta {
            display: inline-block;
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            border: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .header-cta:hover {
            color: var(--bg-primary);
            background: #CCFF5A;
            transform: scale(1.03);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 4px;
            background: rgba(255, 255, 255, 0.02);
            transition: all var(--transition-fast);
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: currentColor;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger-btn.active span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.active span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        .hamburger-btn:hover {
            border-color: rgba(184, 255, 47, 0.5);
            color: var(--accent-green);
        }

        /* ========== 移动端导航面板 ========== */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(11, 14, 20, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(184, 255, 47, 0.15);
            padding: 16px 32px 24px;
        }

        .mobile-nav-panel.open {
            display: block;
        }

        .mobile-nav-panel ul {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.02);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover {
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.06);
        }

        .mobile-nav-panel li.active a {
            color: var(--accent-green);
            border-left: 3px solid var(--accent-green);
            background: rgba(184, 255, 47, 0.06);
        }

        /* ========== Hero 分屏 ========== */
        .hero-section {
            padding-top: calc(var(--header-height) + 48px);
            padding-bottom: 48px;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--bg-primary);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 70% 50%, rgba(108, 59, 255, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 30% 30%, rgba(184, 255, 47, 0.05) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            position: relative;
            z-index: 1;
            align-items: center;
            width: 100%;
        }

        .hero-left {
            padding-right: 16px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(184, 255, 47, 0.1);
            color: var(--accent-green);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid rgba(184, 255, 47, 0.25);
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .hero-title {
            font-size: 56px;
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .hero-title .highlight {
            color: var(--accent-green);
        }

        .hero-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 560px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            font-weight: 800;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            line-height: 1.2;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--bg-primary);
        }

        .btn-primary:hover {
            background: #CCFF5A;
            transform: scale(1.03);
            color: var(--bg-primary);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(184, 255, 47, 0.5);
            color: var(--accent-green);
        }

        .btn-ghost:hover {
            background: rgba(184, 255, 47, 0.1);
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .hero-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            background: rgba(21, 26, 38, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 10px;
            padding: 12px 16px;
            min-width: 110px;
        }

        .hero-stat-num {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 850;
            color: var(--accent-green);
            line-height: 1.2;
            display: block;
        }

        .hero-stat-label {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 4px;
            display: block;
            letter-spacing: 0.03em;
        }

        .hero-right {
            position: relative;
            min-height: 480px;
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-card);
        }

        .hero-bg-img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(11, 14, 20, 0.55) 0%, rgba(11, 14, 20, 0.35) 40%, rgba(11, 14, 20, 0.75) 100%);
            display: flex;
            align-items: flex-end;
            padding: 32px;
        }

        .hero-tagline {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            background: rgba(11, 14, 20, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(184, 255, 47, 0.3);
            padding: 10px 18px;
            border-radius: 8px;
            letter-spacing: 0.02em;
        }

        /* ========== 通用 Section ========== */
        section {
            padding: 80px 0;
            position: relative;
        }

        .section-title {
            font-size: 40px;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 40px;
        }

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

        .section-alt-bg-2 {
            background: var(--bg-tertiary);
        }

        /* ========== 指标看板 ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: rgba(21, 26, 38, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 24px 24px 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--accent-green);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .metric-card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

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

        .metric-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(108, 59, 255, 0.15);
            border: 1.5px solid rgba(108, 59, 255, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-purple);
            font-weight: 900;
            font-size: 18px;
            margin-bottom: 16px;
        }

        .metric-num {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 850;
            color: var(--accent-green);
            line-height: 1.1;
            display: block;
            letter-spacing: -0.02em;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 8px;
            display: block;
        }

        /* ========== 服务矩阵 ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: rgba(21, 26, 38, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .service-card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .service-icon-wrap {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(184, 255, 47, 0.08);
            border: 1.5px solid rgba(184, 255, 47, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 18px;
            font-weight: 900;
            color: var(--accent-green);
        }

        .service-card h3 {
            font-size: 19px;
            font-weight: 750;
            margin-bottom: 8px;
            color: var(--text-primary);
            letter-spacing: 0;
        }

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

        /* ========== 品牌介绍 ========== */
        .brand-intro-section {
            background: var(--bg-tertiary);
            border-left: 4px solid var(--accent-green);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            padding: 40px 48px;
            position: relative;
        }

        .brand-intro-section .section-title {
            font-size: 32px;
            margin-bottom: 20px;
        }

        .brand-intro-section p {
            font-size: 16px;
            color: #C5CDDA;
            line-height: 1.9;
            margin-bottom: 12px;
        }

        .brand-intro-section p:last-child {
            margin-bottom: 0;
        }

        /* ========== 结果对比 ========== */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .compare-card {
            border-radius: var(--radius-card);
            padding: 32px 28px;
            background: rgba(21, 26, 38, 0.7);
            border: 1px solid var(--border-color);
            transition: all var(--transition-smooth);
        }

        .compare-card.baseline {
            background: rgba(21, 26, 38, 0.5);
        }

        .compare-card.highlight {
            border-color: rgba(184, 255, 47, 0.6);
            background: rgba(21, 26, 38, 0.9);
            box-shadow: var(--shadow-glow);
        }

        .compare-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 800;
            padding: 5px 12px;
            border-radius: 16px;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .compare-badge.plain {
            background: rgba(74, 85, 104, 0.3);
            color: var(--disabled-color);
            border: 1px solid rgba(74, 85, 104, 0.4);
        }

        .compare-badge.strong {
            background: rgba(184, 255, 47, 0.15);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.5);
        }

        .compare-card h3 {
            font-size: 22px;
            font-weight: 750;
            margin-bottom: 16px;
            letter-spacing: 0;
        }

        .compare-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .compare-list-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .compare-list-item .arrow {
            color: var(--accent-green);
            font-weight: 900;
            flex-shrink: 0;
            margin-top: 1px;
        }

        .compare-list-item .x-mark {
            color: var(--disabled-color);
            font-weight: 900;
            flex-shrink: 0;
            margin-top: 1px;
        }

        /* ========== 里程碑 ========== */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 24px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--accent-amber) 0%, var(--accent-green) 100%);
            border-radius: 2px;
            opacity: 0.5;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            padding: 16px 0;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -22px;
            top: 28px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--bg-primary);
            border: 3px solid var(--accent-amber);
        }

        .timeline-year {
            flex-shrink: 0;
            width: 64px;
            display: flex;
            align-items: center;
        }

        .timeline-year-badge {
            display: inline-block;
            background: rgba(255, 176, 32, 0.12);
            color: var(--accent-amber);
            font-size: 13px;
            font-weight: 800;
            padding: 4px 10px;
            border-radius: 12px;
            border: 1px solid rgba(255, 176, 32, 0.35);
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .timeline-content {
            flex: 1;
            background: rgba(21, 26, 38, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 14px 20px;
        }

        .timeline-content h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: 0;
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== 热门赛事卡片 ========== */
        .event-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .event-card {
            background: rgba(21, 26, 38, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .event-card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .event-cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
        }

        .event-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .event-status-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            font-size: 11px;
            font-weight: 800;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .event-status-badge.live {
            background: var(--accent-amber);
            color: var(--bg-primary);
        }

        .event-status-badge.upcoming {
            background: rgba(108, 59, 255, 0.7);
            color: #FFFFFF;
            border: 1px solid rgba(108, 59, 255, 0.8);
        }

        .event-status-badge.ended {
            background: rgba(74, 85, 104, 0.6);
            color: #D0D5DE;
        }

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

        .event-card-body h3 {
            font-size: 17px;
            font-weight: 750;
            margin-bottom: 8px;
            color: var(--text-primary);
            letter-spacing: 0;
        }

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

        /* ========== 资讯列表 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 24px;
        }

        .news-main-card {
            background: rgba(21, 26, 38, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .news-main-card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .news-main-cover {
            aspect-ratio: 16 / 7;
            overflow: hidden;
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
        }

        .news-main-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-main-body {
            padding: 24px;
        }

        .news-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            background: rgba(108, 59, 255, 0.15);
            color: var(--accent-purple);
            border: 1px solid rgba(108, 59, 255, 0.3);
            letter-spacing: 0.03em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .news-main-body h3 {
            font-size: 20px;
            font-weight: 750;
            margin-bottom: 8px;
            letter-spacing: 0;
        }

        .news-meta {
            font-size: 12px;
            color: var(--text-secondary);
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .news-meta .divider {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-secondary);
        }

        .news-side-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-side-item {
            background: rgba(21, 26, 38, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.04);
            border-radius: 10px;
            padding: 16px 18px;
            transition: all var(--transition-smooth);
            display: block;
        }

        .news-side-item:hover {
            border-color: rgba(184, 255, 47, 0.3);
            background: rgba(21, 26, 38, 0.9);
            transform: translateX(4px);
        }

        .news-side-item h4 {
            font-size: 14px;
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: 0;
            line-height: 1.4;
        }

        .news-side-item .news-meta {
            font-size: 11px;
        }

        /* ========== 平台保障 ========== */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .assurance-card {
            background: rgba(21, 26, 38, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: left;
            transition: all var(--transition-smooth);
        }

        .assurance-card:hover {
            border-color: rgba(108, 59, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(108, 59, 255, 0.2), var(--shadow-card);
            transform: translateY(-4px);
        }

        .assurance-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(108, 59, 255, 0.12);
            border: 1.5px solid rgba(108, 59, 255, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-purple);
            font-size: 18px;
            font-weight: 900;
            margin-bottom: 14px;
        }

        .assurance-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            letter-spacing: 0;
            color: var(--text-primary);
        }

        .assurance-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ========== 快速解答 ========== */
        .quick-answers-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .quick-answer-item {
            display: flex;
            gap: 14px;
            background: rgba(21, 26, 38, 0.55);
            border: 1px solid rgba(255, 255, 255, 0.04);
            border-radius: 10px;
            padding: 18px 20px;
            transition: all var(--transition-smooth);
        }

        .quick-answer-item:hover {
            border-color: rgba(184, 255, 47, 0.3);
            background: rgba(21, 26, 38, 0.8);
        }

        .quick-answer-bar {
            width: 3px;
            border-radius: 2px;
            background: var(--accent-green);
            flex-shrink: 0;
        }

        .quick-answer-content h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: 0;
            line-height: 1.4;
        }

        .quick-answer-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ========== FAQ Accordion ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
            border: none;
            background: transparent;
        }

        .faq-accordion .accordion-item {
            margin-bottom: 12px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            overflow: hidden;
            background: rgba(21, 26, 38, 0.65);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }

        .faq-accordion .accordion-title {
            display: block;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            border-left: 3px solid transparent;
            transition: all var(--transition-fast);
            letter-spacing: 0;
        }

        .faq-accordion .accordion-title:hover {
            color: var(--accent-green);
            border-left-color: var(--accent-green);
            background: rgba(184, 255, 47, 0.04);
        }

        .faq-accordion .accordion-title::before {
            content: '+';
            font-weight: 400;
            font-size: 20px;
            color: var(--accent-green);
            margin-right: 12px;
        }

        .faq-accordion .accordion-item.is-active .accordion-title {
            border-left-color: var(--accent-green);
            color: var(--accent-green);
        }

        .faq-accordion .accordion-item.is-active .accordion-title::before {
            content: '−';
        }

        .faq-accordion .accordion-content {
            padding: 0 24px 20px 52px;
            font-size: 15px;
            color: #DCE2F0;
            line-height: 1.8;
            background: rgba(11, 14, 20, 0.3);
            border-left: 3px solid var(--accent-green);
            border-top: none;
        }

        .faq-accordion .accordion-content p {
            margin-bottom: 0;
            color: #DCE2F0;
        }

        /* ========== 用户评价 ========== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: rgba(21, 26, 38, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .review-card:hover {
            border-color: rgba(184, 255, 47, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }

        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-purple) 0%, #4A2FA0 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }

        .review-name {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .review-role {
            font-size: 12px;
            color: var(--text-secondary);
        }

        .review-text {
            font-size: 14px;
            color: #C5CDDA;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== 转化表单 ========== */
        .form-section {
            background: var(--bg-tertiary);
            border-radius: var(--radius-card);
            border: 1px solid rgba(108, 59, 255, 0.25);
            padding: 48px 40px;
            box-shadow: 0 0 0 1px rgba(108, 59, 255, 0.1), var(--shadow-card);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: center;
        }

        .form-info h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .form-info p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .form-card {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-field label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
        }

        .form-field input,
        .form-field select,
        .form-field textarea {
            background: rgba(11, 14, 20, 0.6);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--text-primary);
            transition: border-color var(--transition-fast);
            width: 100%;
        }

        .form-field input::placeholder,
        .form-field textarea::placeholder {
            color: var(--disabled-color);
        }

        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            border-color: var(--accent-green);
            background: rgba(11, 14, 20, 0.8);
        }

        .form-submit {
            background: var(--accent-purple);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 15px;
            padding: 14px 24px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            border: none;
            transition: all var(--transition-fast);
            margin-top: 4px;
        }

        .form-submit:hover {
            background: #7A4FFF;
            transform: scale(1.02);
            color: #FFFFFF;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ========== 页脚前 CTA ========== */
        .footer-cta-section {
            text-align: center;
            padding: 80px 0;
            background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
        }

        .footer-cta-title {
            font-size: 40px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .footer-cta-text {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #080A10;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-link {
            font-size: 20px;
            margin-bottom: 12px;
            display: flex;
        }

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

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

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

        .footer-col p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 4px;
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
        }

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

        .footer-beian {
            font-size: 12px;
            color: var(--disabled-color);
        }

        /* ========== 装饰元素 ========== */
        .grid-bg {
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(184, 255, 47, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(184, 255, 47, 0.025) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1280px) {
            .container-fluid {
                padding: 0 24px;
            }

            .hero-title {
                font-size: 48px;
            }

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

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

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

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 1024px) {
            .nav-menu {
                gap: 18px;
            }

            .nav-menu a {
                font-size: 14px;
            }

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

            .hero-left {
                padding-right: 0;
                text-align: left;
            }

            .hero-cta-group {
                justify-content: flex-start;
            }

            .hero-stats {
                justify-content: flex-start;
            }

            .hero-right {
                min-height: 360px;
            }

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

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

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

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

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

        @media (max-width: 768px) {
            .site-header .container-fluid {
                gap: 12px;
            }

            .header-left {
                gap: 12px;
            }

            .nav-menu {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger-btn {
                display: flex;
            }

            .mobile-nav-panel {
                padding: 12px 20px 20px;
            }

            .hero-section {
                padding-top: calc(var(--header-height) + 24px);
                padding-bottom: 32px;
                min-height: auto;
            }

            .hero-title {
                font-size: 34px;
                line-height: 1.2;
            }

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

            .hero-stat-num {
                font-size: 20px;
            }

            .hero-stats {
                gap: 10px;
            }

            .hero-stat-item {
                min-width: 90px;
                padding: 10px 12px;
            }

            section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 28px;
            }

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

            .event-cards-grid {
                grid-template-columns: 1fr;
            }

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

            .quick-answers-grid {
                grid-template-columns: 1fr;
            }

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

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

            .footer-cta-title {
                font-size: 28px;
            }

            .form-section {
                padding: 32px 20px;
            }

            .brand-intro-section {
                padding: 28px 24px;
            }

            .brand-intro-section .section-title {
                font-size: 26px;
            }

            .timeline-year {
                width: 48px;
            }

            .timeline-item::before {
                left: -20px;
            }
        }

        @media (max-width: 640px) {
            .container-fluid {
                padding: 0 16px;
            }

            .container-wide {
                padding: 0 16px;
            }

            .hero-title {
                font-size: 30px;
            }

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

            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }

            .btn {
                width: 100%;
                padding: 13px 20px;
            }

            .hero-stats {
                flex-wrap: wrap;
            }

            .hero-stat-item {
                flex: 1;
                min-width: 80px;
            }

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

            .metric-card {
                padding: 16px;
            }

            .metric-num {
                font-size: 30px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .timeline {
                padding-left: 16px;
            }

            .timeline::before {
                left: 4px;
            }

            .timeline-item::before {
                left: -18px;
                top: 22px;
                width: 10px;
                height: 10px;
            }

            .timeline-year {
                width: 44px;
            }

            .timeline-year-badge {
                font-size: 11px;
                padding: 3px 8px;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }

            .quick-answers-grid {
                grid-template-columns: 1fr;
            }

            .news-main-cover {
                aspect-ratio: 16 / 9;
            }

            .event-cover {
                aspect-ratio: 16 / 9;
            }
        }

        @media (max-width: 320px) {
            .hero-title {
                font-size: 26px;
            }

            .hero-stat-item {
                min-width: 70px;
                padding: 8px;
            }

            .hero-stat-num {
                font-size: 18px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

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

        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
        }

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

        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
            flex: 1;
            min-width: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }

        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0;
            list-style: none;
            padding: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
        }

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

        .nav-menu li.active a {
            color: var(--accent-green);
        }

        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

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

        .search-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            background: rgba(21, 26, 38, 0.6);
            transition: all var(--transition-fast);
        }

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

        .search-icon-btn svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-header-cta:hover {
            background: #c9ff5e;
            color: var(--bg-primary);
            transform: scale(1.03);
            box-shadow: 0 0 20px rgba(184, 255, 47, 0.4);
        }

        .hamburger-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background: rgba(21, 26, 38, 0.6);
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            flex-direction: column;
            gap: 4px;
            transition: all var(--transition-fast);
        }

        .hamburger-toggle:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .hamburger-toggle span {
            width: 18px;
            height: 2px;
            background: currentColor;
            border-radius: 2px;
            transition: all var(--transition-fast);
            display: block;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 16px;
            right: 16px;
            background: rgba(18, 22, 31, 0.98);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 20px;
            z-index: 999;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(16px);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            display: flex;
            flex-direction: column;
            gap: 0;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-menu ul li a {
            display: block;
            padding: 14px 16px;
            border-radius: 10px;
            font-weight: 600;
            color: var(--text-secondary);
            font-size: 16px;
            transition: all var(--transition-fast);
        }

        .mobile-menu ul li a:hover,
        .mobile-menu ul li.active a {
            background: rgba(184, 255, 47, 0.08);
            color: var(--accent-green);
        }

        .mobile-menu ul li.active a {
            border-left: 3px solid var(--accent-green);
        }

        .page-main {
            padding-top: var(--header-height);
            min-height: 60vh;
        }

        .section-padding {
            padding: 72px 0;
        }

        .section-padding-sm {
            padding: 48px 0;
        }

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

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

        .section-heading {
            margin-bottom: 40px;
        }

        .section-heading h2 {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-heading p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.8;
            max-width: 680px;
        }

        .section-heading .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-green);
            margin-bottom: 8px;
            background: rgba(184, 255, 47, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(184, 255, 47, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: #c9ff5e;
            color: var(--bg-primary);
            transform: scale(1.03);
            box-shadow: 0 0 24px rgba(184, 255, 47, 0.4);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid #2E3A55;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
        }

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.06);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--accent-green);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(184, 255, 47, 0.5);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
        }

        .btn-ghost:hover {
            background: rgba(184, 255, 47, 0.1);
            color: var(--accent-green);
            border-color: var(--accent-green);
        }

        .card {
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
            line-height: 1.6;
        }

        .badge-green {
            background: rgba(184, 255, 47, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.3);
        }

        .badge-purple {
            background: rgba(108, 59, 255, 0.15);
            color: #a88bff;
            border: 1px solid rgba(108, 59, 255, 0.35);
        }

        .badge-amber {
            background: rgba(255, 176, 32, 0.2);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 176, 32, 0.4);
        }

        .badge-dark {
            background: rgba(74, 85, 104, 0.3);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
        }

        .image-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: linear-gradient(135deg, #171D2B 0%, #232A3A 100%);
            position: relative;
            overflow: hidden;
        }

        .image-cover::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(11,14,20,0.7) 100%);
            pointer-events: none;
        }

        .image-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .divider {
            height: 1px;
            background: rgba(255, 255, 255, 0.05);
            width: 100%;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

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

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

        .breadcrumb .separator {
            color: var(--disabled-color);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 600;
        }

        .category-hero {
            background: linear-gradient(135deg, rgba(23, 29, 43, 0.95) 0%, rgba(11, 14, 20, 0.98) 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 60px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 48px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin: 0 0 12px;
            line-height: 1.2;
        }

        .category-hero p {
            font-size: 18px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 720px;
            line-height: 1.8;
        }

        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .strategy-card .card-body {
            padding: 24px;
        }

        .strategy-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .strategy-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 16px;
            line-height: 1.7;
        }

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

        .difficulty-filter {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .difficulty-filter .filter-label {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-right: 8px;
        }

        .filter-pill {
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 13px;
            font-weight: 600;
            border: 1px solid var(--border-color);
            background: rgba(21, 26, 38, 0.6);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .filter-pill.active {
            background: rgba(184, 255, 47, 0.12);
            border-color: var(--accent-green);
            color: var(--accent-green);
            box-shadow: 0 0 12px rgba(184, 255, 47, 0.15);
        }

        .featured-tactic-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(184, 255, 47, 0.2);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .featured-tactic-card .featured-content {
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-tactic-card .featured-content h3 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .featured-tactic-card .featured-content p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 20px;
            line-height: 1.8;
        }

        .featured-tactic-card .featured-content .tactic-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .version-focus {
            background: linear-gradient(135deg, rgba(108, 59, 255, 0.12) 0%, rgba(21, 26, 38, 0.95) 100%);
            border: 1px solid rgba(108, 59, 255, 0.25);
            border-radius: var(--radius-card);
            padding: 32px;
            position: relative;
            overflow: hidden;
        }

        .version-focus::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .version-focus h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 8px;
            position: relative;
            z-index: 1;
        }

        .version-focus p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            position: relative;
            z-index: 1;
            line-height: 1.8;
        }

        .subscribe-cta {
            background: linear-gradient(135deg, rgba(184, 255, 47, 0.08) 0%, rgba(21, 26, 38, 0.95) 100%);
            border: 1px solid rgba(184, 255, 47, 0.25);
            border-radius: var(--radius-card);
            padding: 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(184, 255, 47, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-cta h2 {
            font-size: 32px;
            font-weight: 900;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
            position: relative;
            z-index: 1;
        }

        .subscribe-cta p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0 0 28px;
            position: relative;
            z-index: 1;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            max-width: 320px;
            padding: 14px 20px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-color);
            background: rgba(11, 14, 20, 0.8);
            color: var(--text-primary);
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .subscribe-form input:focus {
            border-color: var(--accent-green);
            outline: none;
            box-shadow: 0 0 12px rgba(184, 255, 47, 0.15);
        }

        .subscribe-form input::placeholder {
            color: var(--text-secondary);
            opacity: 0.7;
        }

        .faq-section .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 4px 0;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 16px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: flex-start;
            gap: 14px;
            transition: all var(--transition-fast);
            border-radius: 10px;
        }

        .faq-question:hover {
            background: rgba(184, 255, 47, 0.04);
            color: var(--accent-green);
        }

        .faq-question .faq-indicator {
            flex-shrink: 0;
            width: 3px;
            height: 20px;
            background: var(--accent-green);
            border-radius: 2px;
            margin-top: 2px;
        }

        .faq-answer {
            padding: 0 16px 20px 33px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }

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

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

        .bottom-recommend {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            padding: 32px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
        }

        .bottom-recommend .recommend-text {
            flex: 1;
            min-width: 200px;
        }

        .bottom-recommend .recommend-text h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 4px;
        }

        .bottom-recommend .recommend-text p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
        }

        .bottom-recommend .recommend-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #080A0F;
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .logo-link {
            font-size: 20px;
            margin-bottom: 16px;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 16px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul a,
        .footer-col p {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

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

        .footer-col p {
            margin: 0 0 8px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 13px;
            color: var(--text-secondary);
        }

        .footer-copyright,
        .footer-beian {
            color: var(--text-secondary);
        }

        @media (max-width: 1024px) {
            .container-fluid {
                padding: 0 24px;
            }

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

            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }

            .featured-tactic-card {
                grid-template-columns: 1fr;
            }

            .featured-tactic-card .featured-content {
                padding: 28px;
            }

            .category-hero h1 {
                font-size: 40px;
            }

            .section-heading h2 {
                font-size: 30px;
            }
        }

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

            .btn-header-cta {
                display: none;
            }

            .hamburger-toggle {
                display: flex;
            }

            .container-fluid {
                padding: 0 20px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .category-hero {
                padding: 40px 0 32px;
            }

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

            .category-hero p {
                font-size: 16px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .section-padding-sm {
                padding: 36px 0;
            }

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

            .subscribe-cta {
                padding: 32px 24px;
            }

            .subscribe-cta h2 {
                font-size: 26px;
            }

            .subscribe-form {
                flex-direction: column;
                align-items: center;
            }

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

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

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

            .featured-tactic-card .featured-content {
                padding: 20px;
            }

            .featured-tactic-card .featured-content h3 {
                font-size: 22px;
            }

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

            .btn-primary,
            .btn-secondary,
            .btn-ghost {
                padding: 12px 20px;
                font-size: 14px;
            }

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

/* roulang page: category1 */
:root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

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

        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            color: var(--text-primary);
            margin: 0 0 16px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        h1 {
            font-size: clamp(32px, 5vw, 56px);
            font-weight: 900;
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(24px, 3.5vw, 40px);
            font-weight: 800;
            letter-spacing: -0.015em;
        }

        h3 {
            font-size: clamp(20px, 2.5vw, 26px);
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        h4 {
            font-size: 18px;
            font-weight: 700;
        }

        p {
            margin: 0 0 16px;
        }

        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }

        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
            flex: 1;
            min-width: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }

        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--text-primary);
        }

        .nav-menu li.active a {
            color: var(--accent-green);
        }

        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-green);
            border-radius: 1px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            line-height: 1.5;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--bg-primary);
        }

        .btn-primary:hover {
            background: #c9ff5e;
            color: var(--bg-primary);
            transform: scale(1.03);
        }

        .btn-secondary {
            background: transparent;
            border-color: #2E3A55;
            color: #E8ECF3;
        }

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

        .btn-ghost {
            background: transparent;
            border-color: rgba(184, 255, 47, 0.5);
            color: var(--accent-green);
        }

        .btn-ghost:hover {
            background: rgba(184, 255, 47, 0.1);
            color: var(--accent-green);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 14px 30px;
            font-size: 17px;
            border-radius: 12px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 6px;
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.03);
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }

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

        .hamburger span {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 1px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== 分类标题区 ========== */
        .category-hero {
            padding: calc(var(--header-height) + 48px) 0 48px;
            background: linear-gradient(180deg, #0B0E14 0%, #12161F 40%, #171D2B 100%);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            min-height: 260px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(184, 255, 47, 0.03) 39px, rgba(184, 255, 47, 0.03) 40px),
                repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(184, 255, 47, 0.03) 39px, rgba(184, 255, 47, 0.03) 40px);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.15) 0%, transparent 65%);
            pointer-events: none;
        }

        .category-hero .container-fluid {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--disabled-color);
        }

        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 600;
        }

        .category-hero h1 {
            margin-bottom: 12px;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 72px 0;
        }

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

        .section-tight {
            padding: 48px 0;
        }

        .section-header {
            margin-bottom: 40px;
            position: relative;
        }

        .section-header h2 {
            margin-bottom: 8px;
        }

        .section-header .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            padding: 4px 12px;
            border-radius: 4px;
            background: rgba(108, 59, 255, 0.15);
            color: #b998ff;
            margin-bottom: 12px;
            border: 1px solid rgba(108, 59, 255, 0.25);
        }

        /* ========== 卡片通用 ========== */
        .card {
            background: linear-gradient(180deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: linear-gradient(135deg, #1A2032 0%, #0F1420 50%, #1E2540 100%);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

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

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

        .card-cover::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60%;
            height: 1px;
            background: rgba(184, 255, 47, 0.15);
            pointer-events: none;
        }

        .card-body {
            padding: 20px 22px 24px;
        }

        .card-body h3 {
            margin-bottom: 8px;
            font-size: 20px;
        }

        .card-body p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== 徽章 ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.03em;
            line-height: 1.6;
        }

        .badge-live {
            background: var(--accent-amber);
            color: #0B0E14;
        }

        .badge-green {
            background: rgba(184, 255, 47, 0.15);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.3);
        }

        .badge-purple {
            background: rgba(108, 59, 255, 0.15);
            color: #b998ff;
            border: 1px solid rgba(108, 59, 255, 0.3);
        }

        .badge-gray {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* ========== 赛事日程列表 ========== */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .schedule-item {
            display: flex;
            align-items: stretch;
            gap: 16px;
            background: linear-gradient(180deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
        }

        .schedule-item:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }

        .schedule-time {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 70px;
            text-align: center;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            padding-right: 16px;
            flex-shrink: 0;
        }

        .schedule-time .time {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1.3;
        }

        .schedule-time .date {
            font-size: 12px;
            color: var(--text-secondary);
        }

        .schedule-main {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
            min-width: 0;
        }

        .schedule-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .team-name {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 45%;
        }

        .score-display {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 850;
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.08);
            padding: 4px 16px;
            border-radius: 8px;
            border: 1px solid rgba(184, 255, 47, 0.2);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

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

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

        /* ========== 焦点赛事大卡 ========== */
        .featured-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            background: linear-gradient(135deg, #1A2032 0%, #0F1420 50%, #1E2540 100%);
            border: 1px solid rgba(108, 59, 255, 0.35);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
        }

        .featured-card .featured-bg {
            position: absolute;
            inset: 0;
            background:
                radial-gradient(circle at 30% 50%, rgba(108, 59, 255, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(184, 255, 47, 0.08) 0%, transparent 50%);
            pointer-events: none;
        }

        .featured-content {
            position: relative;
            z-index: 1;
            padding: 36px 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            align-items: center;
        }

        .featured-info {
            flex: 1;
            min-width: 260px;
        }

        .featured-info .badge {
            margin-bottom: 12px;
        }

        .featured-info h3 {
            font-size: 28px;
            margin-bottom: 8px;
        }

        .featured-info p {
            color: var(--text-secondary);
            font-size: 15px;
            margin-bottom: 18px;
            line-height: 1.7;
        }

        .featured-teams {
            display: flex;
            align-items: center;
            gap: 20px;
            font-size: 18px;
            font-weight: 700;
        }

        .featured-teams .vs {
            color: var(--accent-purple);
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 850;
        }

        .featured-stats {
            display: flex;
            gap: 28px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .featured-stat {
            text-align: center;
            background: rgba(11, 14, 20, 0.7);
            padding: 16px 22px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            min-width: 110px;
        }

        .featured-stat .stat-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 850;
            color: var(--accent-green);
            line-height: 1.3;
        }

        .featured-stat .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ========== 数据条 ========== */
        .data-strip {
            background: linear-gradient(135deg, #12161F 0%, #171D2B 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            justify-content: space-between;
        }

        .data-strip-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
            text-align: center;
            flex: 1;
            min-width: 140px;
            padding: 0 16px;
        }

        .data-strip-item .data-value {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 850;
            color: var(--accent-green);
            line-height: 1.2;
        }

        .data-strip-item .data-label {
            font-size: 14px;
            color: var(--text-secondary);
            letter-spacing: 0.03em;
        }

        .data-strip-divider {
            width: 1px;
            height: 48px;
            background: rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }

        /* ========== 订阅 CTA ========== */
        .subscribe-cta {
            background: linear-gradient(135deg, rgba(108, 59, 255, 0.12) 0%, rgba(108, 59, 255, 0.04) 50%, rgba(184, 255, 47, 0.06) 100%);
            border: 1px solid rgba(108, 59, 255, 0.3);
            border-radius: var(--radius-card);
            padding: 44px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(108, 59, 255, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }

        .subscribe-cta h2 {
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .subscribe-cta p {
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }

        .subscribe-cta .btn {
            position: relative;
            z-index: 1;
        }

        /* ========== FAQ ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-accordion .accordion {
            background: transparent;
            border: none;
        }

        .faq-accordion .accordion-item {
            background: linear-gradient(180deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-smooth);
        }

        .faq-accordion .accordion-item:hover {
            border-color: rgba(184, 255, 47, 0.3);
        }

        .faq-accordion .accordion-item.is-active {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: 0 0 0 1px rgba(184, 255, 47, 0.2);
            border-left: 3px solid var(--accent-green);
        }

        .faq-accordion .accordion-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            padding: 18px 22px;
            background: transparent;
            border: none;
            line-height: 1.6;
            position: relative;
            padding-left: 28px;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .faq-accordion .accordion-title::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--accent-green);
            border-radius: 2px;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

        .faq-accordion .accordion-item.is-active .accordion-title::before {
            opacity: 1;
        }

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

        .faq-accordion .accordion-title:focus {
            outline: 2px solid var(--accent-green);
            outline-offset: -2px;
        }

        .faq-accordion .accordion-content {
            background: transparent;
            border: none;
            padding: 0 22px 20px 28px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        .faq-accordion .accordion-content p {
            margin-bottom: 0;
            color: #DCE2F0;
        }

        /* ========== 底部推荐入口 ========== */
        .channel-entry {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .channel-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 20px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            font-weight: 600;
            font-size: 15px;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .channel-link:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.05);
            transform: translateY(-2px);
        }

        .channel-link .channel-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(108, 59, 255, 0.15);
            border: 1px solid rgba(108, 59, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #b998ff;
            flex-shrink: 0;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #080A0F;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .site-footer .container-fluid {
            padding: 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-link {
            margin-bottom: 14px;
            display: inline-flex;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 260px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

        .footer-col p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
        }

        .footer-copyright {
            font-size: 13px;
            color: var(--disabled-color);
        }

        .footer-beian {
            font-size: 13px;
            color: var(--disabled-color);
        }

        /* ========== 响应式设计 ========== */
        @media screen and (max-width: 1024px) {
            .container-fluid {
                padding: 0 24px;
            }
            .container-wide {
                padding: 0 24px;
            }
            .header-left {
                gap: 24px;
            }
            .nav-menu {
                gap: 18px;
            }
            .nav-menu a {
                font-size: 14px;
            }
            .section {
                padding: 56px 0;
            }
            .featured-content {
                padding: 28px 24px;
                gap: 20px;
            }
            .featured-info h3 {
                font-size: 24px;
            }
            .featured-stat {
                padding: 12px 16px;
                min-width: 90px;
            }
            .featured-stat .stat-value {
                font-size: 22px;
            }
            .data-strip {
                padding: 24px 20px;
                gap: 16px;
            }
            .data-strip-item .data-value {
                font-size: 28px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 24px;
            }
            .footer-col:last-child {
                grid-column: span 2;
            }
        }

        @media screen and (max-width: 768px) {
            .container-fluid {
                padding: 0 20px;
            }
            .container-wide {
                padding: 0 20px;
            }
            :root {
                --header-height: 56px;
            }
            .site-header .container-fluid {
                gap: 12px;
            }
            .header-left {
                gap: 12px;
                flex: 1;
            }
            .nav-menu {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 20, 0.97);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 20px 24px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
                z-index: 999;
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                display: block;
                padding: 14px 16px;
                font-size: 16px;
                font-weight: 600;
                color: var(--text-primary);
                border-radius: 8px;
                background: rgba(255, 255, 255, 0.04);
                border: 1px solid rgba(255, 255, 255, 0.06);
                margin-bottom: 6px;
                transition: all var(--transition-fast);
            }
            .nav-menu li a:hover {
                background: rgba(184, 255, 47, 0.08);
                border-color: rgba(184, 255, 47, 0.3);
                color: var(--accent-green);
            }
            .nav-menu li.active a {
                background: rgba(184, 255, 47, 0.1);
                border-color: rgba(184, 255, 47, 0.4);
                color: var(--accent-green);
            }
            .nav-menu li.active a::after {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-right .btn-primary {
                display: none;
            }
            .category-hero {
                padding: calc(var(--header-height) + 32px) 0 32px;
                min-height: 200px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .section {
                padding: 40px 0;
            }
            .section-tight {
                padding: 32px 0;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .schedule-item {
                flex-direction: column;
                gap: 12px;
                padding: 14px 16px;
            }
            .schedule-time {
                flex-direction: row;
                justify-content: flex-start;
                border-right: none;
                padding-right: 0;
                padding-bottom: 8px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                min-width: auto;
            }
            .schedule-time .time {
                font-size: 16px;
                margin-right: 8px;
            }
            .schedule-teams {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .team-name {
                max-width: 100%;
            }
            .score-display {
                font-size: 17px;
                padding: 3px 10px;
            }
            .schedule-status {
                margin-left: 0;
            }
            .featured-content {
                padding: 20px 18px;
                flex-direction: column;
                gap: 16px;
            }
            .featured-info h3 {
                font-size: 20px;
            }
            .featured-teams {
                font-size: 15px;
                gap: 10px;
                flex-wrap: wrap;
            }
            .featured-teams .vs {
                font-size: 18px;
            }
            .featured-stats {
                gap: 12px;
                width: 100%;
                justify-content: space-between;
            }
            .featured-stat {
                padding: 10px 14px;
                min-width: 80px;
                flex: 1;
            }
            .featured-stat .stat-value {
                font-size: 18px;
            }
            .data-strip {
                padding: 20px 16px;
                gap: 12px;
                flex-direction: column;
                align-items: stretch;
            }
            .data-strip-divider {
                width: 100%;
                height: 1px;
            }
            .data-strip-item {
                padding: 8px 0;
                min-width: auto;
            }
            .data-strip-item .data-value {
                font-size: 24px;
            }
            .subscribe-cta {
                padding: 28px 20px;
            }
            .subscribe-cta h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .footer-col:last-child {
                grid-column: span 2;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
                align-items: center;
            }
        }

        @media screen and (max-width: 640px) {
            .container-fluid {
                padding: 0 16px;
            }
            .container-wide {
                padding: 0 16px;
            }
            .logo-link {
                font-size: 18px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
                border-radius: 6px;
            }
            .category-hero {
                padding: calc(var(--header-height) + 24px) 0 24px;
                min-height: 180px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }
            .card-body h3 {
                font-size: 17px;
            }
            .section {
                padding: 32px 0;
            }
            .featured-stat {
                padding: 8px 10px;
                min-width: 65px;
            }
            .featured-stat .stat-value {
                font-size: 16px;
            }
            .featured-stat .stat-label {
                font-size: 11px;
            }
            .data-strip-item .data-value {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-col:last-child {
                grid-column: span 1;
            }
            .footer-bottom {
                font-size: 12px;
            }
        }

        @media screen and (max-width: 320px) {
            .container-fluid {
                padding: 0 12px;
            }
            .container-wide {
                padding: 0 12px;
            }
            .logo-link {
                font-size: 16px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .featured-stat .stat-value {
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

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

        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
            outline: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }

        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
            flex: 1;
            min-width: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }

        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--text-primary);
        }

        .nav-menu li.active a {
            color: var(--accent-green);
        }

        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

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

        .search-trigger {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            font-size: 15px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .search-trigger:hover {
            color: var(--accent-green);
            border-color: var(--accent-green);
            background: rgba(184, 255, 47, 0.08);
        }

        .header-cta {
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 13px;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .header-cta:hover {
            transform: scale(1.03);
            background: #c8ff4f;
            color: var(--bg-primary);
        }

        .hamburger {
            display: none;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hamburger span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

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

        .hamburger:hover span {
            background: var(--accent-green);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端导航面板 */
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(11, 14, 20, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 20px 24px 28px;
            z-index: 999;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .mobile-nav .nav-menu {
            flex-direction: column;
            gap: 4px;
            align-items: stretch;
        }

        .mobile-nav .nav-menu li a {
            padding: 14px 16px;
            font-size: 16px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
        }

        .mobile-nav .nav-menu li.active a {
            background: rgba(184, 255, 47, 0.08);
            border-color: rgba(184, 255, 47, 0.35);
            color: var(--accent-green);
        }

        .mobile-nav .nav-menu li a:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ========== 分类标题区 ========== */
        .category-hero {
            padding: calc(var(--header-height) + 48px) 0 44px;
            background: linear-gradient(180deg, rgba(18, 22, 31, 0.95) 0%, rgba(11, 14, 20, 0.9) 100%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(184, 255, 47, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

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

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

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

        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 600;
        }

        .category-hero h1 {
            font-size: 52px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            line-height: 1.2;
            margin-bottom: 12px;
            font-family: var(--font-title);
        }

        .category-hero .cat-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== 通用板块样式 ========== */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 10px;
            font-family: var(--font-title);
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.7;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .badge-live {
            background: var(--accent-amber);
            color: #0B0E14;
        }

        .badge-green {
            background: rgba(184, 255, 47, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.25);
        }

        .badge-purple {
            background: rgba(108, 59, 255, 0.12);
            color: #b59aff;
            border: 1px solid rgba(108, 59, 255, 0.3);
        }

        .badge-amber {
            background: rgba(255, 176, 32, 0.1);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 176, 32, 0.25);
        }

        .card-base {
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .card-base:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        /* ========== 战队排名卡片 ========== */
        .team-rank-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .team-rank-card {
            padding: 22px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            position: relative;
            overflow: hidden;
        }

        .team-rank-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 3px;
            background: var(--border-color);
            transition: background var(--transition-fast);
        }

        .team-rank-card:hover::before {
            background: var(--accent-green);
        }

        .rank-number {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 850;
            color: var(--text-secondary);
            line-height: 1;
            min-width: 44px;
            text-align: center;
        }

        .team-rank-card:nth-child(1) .rank-number {
            color: var(--accent-amber);
        }

        .team-rank-card:nth-child(2) .rank-number {
            color: #c0c8d4;
        }

        .team-rank-card:nth-child(3) .rank-number {
            color: #b08a6a;
        }

        .team-avatar {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(108, 59, 255, 0.25) 0%, rgba(184, 255, 47, 0.12) 100%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            overflow: hidden;
        }

        .team-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 12px;
        }

        .team-rank-info {
            flex: 1;
            min-width: 0;
        }

        .team-rank-name {
            font-size: 17px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: 0.01em;
        }

        .team-rank-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .win-rate-bar {
            width: 100%;
            height: 5px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 3px;
            margin-top: 8px;
            overflow: hidden;
        }

        .win-rate-bar .fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-green) 0%, #7ABF1E 100%);
            border-radius: 3px;
            transition: width var(--transition-slow);
        }

        .team-points {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 850;
            color: var(--accent-green);
            text-align: right;
            min-width: 60px;
            letter-spacing: -0.02em;
        }

        /* ========== 选手数据卡片 ========== */
        .player-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .player-card {
            padding: 20px 16px;
            text-align: center;
        }

        .player-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            margin: 0 auto 12px;
            background: linear-gradient(135deg, rgba(184, 255, 47, 0.18) 0%, rgba(108, 59, 255, 0.2) 100%);
            border: 2px solid rgba(184, 255, 47, 0.3);
            overflow: hidden;
        }

        .player-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
        }

        .player-name {
            font-size: 16px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 3px;
        }

        .player-role {
            font-size: 12px;
            color: var(--accent-purple);
            background: rgba(108, 59, 255, 0.12);
            display: inline-block;
            padding: 2px 10px;
            border-radius: 12px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .player-stats {
            display: flex;
            justify-content: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        .player-stats strong {
            font-family: var(--font-mono);
            color: var(--accent-green);
            font-weight: 850;
            font-size: 14px;
        }

        /* ========== 转会动态列表 ========== */
        .transfer-list {
            display: flex;
            flex-direction: column;
        }

        .transfer-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 18px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: background var(--transition-fast);
            border-radius: 8px;
        }

        .transfer-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .transfer-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            min-width: 76px;
            letter-spacing: 0.02em;
        }

        .transfer-info {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .transfer-player {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 15px;
        }

        .transfer-arrow {
            color: var(--accent-green);
            font-size: 16px;
            font-weight: 700;
        }

        .transfer-team {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .transfer-tag {
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            background: rgba(255, 176, 32, 0.1);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 176, 32, 0.2);
        }

        /* ========== 数据更新说明 ========== */
        .update-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .update-card {
            padding: 24px 20px;
            text-align: center;
        }

        .update-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(184, 255, 47, 0.08);
            border: 1px solid rgba(184, 255, 47, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 20px;
        }

        .update-label {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 5px;
        }

        .update-value {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== 订阅CTA ========== */
        .subscribe-section {
            padding: 56px 0;
        }

        .subscribe-card {
            background: linear-gradient(135deg, rgba(108, 59, 255, 0.12) 0%, rgba(21, 26, 38, 0.95) 50%, rgba(184, 255, 47, 0.06) 100%);
            border: 1px solid rgba(108, 59, 255, 0.3);
            border-radius: var(--radius-card);
            padding: 44px 40px;
            box-shadow: 0 8px 40px rgba(108, 59, 255, 0.12);
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            justify-content: space-between;
        }

        .subscribe-text {
            flex: 1;
            min-width: 280px;
        }

        .subscribe-text h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
            font-family: var(--font-title);
        }

        .subscribe-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex: 1;
            min-width: 280px;
            justify-content: flex-end;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            background: rgba(11, 14, 20, 0.7);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .subscribe-form input:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(184, 255, 47, 0.15);
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 14px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            transform: scale(1.03);
            background: #c8ff4f;
            color: var(--bg-primary);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 14px;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
            border: 1px solid #2E3A55;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
            white-space: nowrap;
        }

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

        .btn-ghost {
            background: transparent;
            color: var(--accent-green);
            font-weight: 700;
            font-size: 14px;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(184, 255, 47, 0.5);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(184, 255, 47, 0.1);
            color: var(--accent-green);
        }

        /* ========== 底部推荐入口 ========== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
        }

        .recommend-link {
            padding: 20px 16px;
            text-align: center;
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            transition: all var(--transition-smooth);
            display: block;
            font-weight: 700;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .recommend-link:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            color: var(--accent-green);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #080A0F;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-link {
            font-size: 20px;
            margin-bottom: 14px;
            display: inline-flex;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 750;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

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

        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .footer-copyright {
            color: var(--text-secondary);
        }

        .footer-beian {
            color: var(--disabled-color);
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1280px) {
            .container-fluid {
                padding: 0 24px;
            }
            .category-hero h1 {
                font-size: 44px;
            }
            .team-rank-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .player-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .update-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        @media (max-width: 1024px) {
            .header-left {
                gap: 24px;
            }
            .nav-menu {
                gap: 18px;
            }
            .nav-menu a {
                font-size: 14px;
            }
            .header-cta {
                font-size: 12px;
                padding: 8px 14px;
            }
            .team-rank-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .player-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .update-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .recommend-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 3;
                max-width: none;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }
            .container-fluid {
                padding: 0 16px;
            }
            .header-left {
                gap: 12px;
            }
            .nav-menu {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .logo-link {
                font-size: 18px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
                border-radius: 7px;
            }
            .category-hero {
                padding: calc(var(--header-height) + 36px) 0 36px;
            }
            .category-hero h1 {
                font-size: 36px;
            }
            .category-hero .cat-desc {
                font-size: 15px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .section-sub {
                font-size: 14px;
                margin-bottom: 24px;
            }
            .team-rank-grid {
                grid-template-columns: 1fr;
            }
            .player-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .update-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .transfer-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 16px;
            }
            .subscribe-card {
                padding: 28px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .subscribe-form {
                flex-direction: column;
                width: 100%;
            }
            .subscribe-form input {
                width: 100%;
                min-width: unset;
            }
            .subscribe-form .btn-primary {
                width: 100%;
                text-align: center;
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        @media (max-width: 640px) {
            .category-hero h1 {
                font-size: 30px;
            }
            .rank-number {
                font-size: 26px;
                min-width: 34px;
            }
            .team-avatar {
                width: 42px;
                height: 42px;
                border-radius: 10px;
            }
            .team-avatar img {
                border-radius: 10px;
            }
            .team-points {
                font-size: 18px;
                min-width: 48px;
            }
            .player-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .player-avatar {
                width: 52px;
                height: 52px;
            }
            .update-grid {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-text h2 {
                font-size: 22px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }
        }

        @media (max-width: 320px) {
            .container-fluid {
                padding: 0 12px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .player-grid {
                grid-template-columns: 1fr;
            }
            .team-rank-card {
                padding: 16px 14px;
                gap: 10px;
            }
            .team-rank-name {
                font-size: 15px;
            }
            .team-points {
                font-size: 16px;
                min-width: 40px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
            padding-top: var(--header-height);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
        }
        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }
        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }
        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
            flex: 1;
            min-width: 0;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }
        .logo-link:hover {
            color: var(--accent-green);
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }
        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }
        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0;
            list-style: none;
            padding: 0;
        }
        .nav-menu li {
            position: relative;
            list-style: none;
        }
        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
        }
        .nav-menu a:hover {
            color: var(--accent-green);
        }
        .nav-menu li.active a {
            color: var(--accent-green);
        }
        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            font-size: 16px;
        }
        .search-icon:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }
        .header-cta {
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 14px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .header-cta:hover {
            background: #D0FF6A;
            color: var(--bg-primary);
            transform: scale(1.03);
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            position: relative;
            z-index: 1100;
        }
        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        /* ========== 分类标题区 ========== */
        .category-header {
            background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-secondary) 60%, var(--bg-primary) 100%);
            padding: 48px 0 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
            overflow: hidden;
        }
        .category-header::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-header::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: 20%;
            width: 400px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(184, 255, 47, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-row a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: var(--accent-green);
        }
        .breadcrumb-row .sep {
            color: var(--disabled-color);
            font-size: 12px;
        }
        .breadcrumb-row .current {
            color: var(--accent-green);
            font-weight: 600;
        }
        .category-header h1 {
            font-size: 40px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin: 0 0 12px;
            color: var(--text-primary);
            line-height: 1.2;
            font-family: var(--font-title);
        }
        .category-header .cat-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin: 0;
        }
        /* ========== Section 通用 ========== */
        .content-section {
            padding: 64px 0;
        }
        .content-section.bg-alt {
            background: var(--bg-secondary);
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.01em;
            margin: 0 0 8px;
            color: var(--text-primary);
            font-family: var(--font-title);
            line-height: 1.3;
        }
        .section-sub {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 32px;
            line-height: 1.8;
        }
        .section-head {
            margin-bottom: 32px;
        }
        .section-head .accent-bar {
            display: inline-block;
            width: 40px;
            height: 3px;
            background: var(--accent-green);
            border-radius: 2px;
            margin-bottom: 12px;
        }
        /* ========== 卡片通用 ========== */
        .review-card {
            background: linear-gradient(135deg, var(--card-bg-start) 0%, var(--card-bg-end) 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            height: 100%;
        }
        .review-card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .review-cover {
            aspect-ratio: 16/9;
            background: linear-gradient(135deg, var(--bg-tertiary) 0%, #1E2534 100%);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .review-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 400ms ease;
        }
        .review-card:hover .review-cover img {
            transform: scale(1.04);
        }
        .review-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 14, 20, 0.75) 100%);
            pointer-events: none;
        }
        .review-body {
            padding: 20px 22px 24px;
        }
        .review-body h3 {
            font-size: 20px;
            font-weight: 750;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.35;
            font-family: var(--font-title);
        }
        .review-body p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.7;
        }
        .review-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
        }
        /* ========== 标签/徽章 ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .badge-green {
            background: rgba(184, 255, 47, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.25);
        }
        .badge-purple {
            background: rgba(108, 59, 255, 0.12);
            color: #9B7DFF;
            border: 1px solid rgba(108, 59, 255, 0.3);
        }
        .badge-amber {
            background: rgba(255, 176, 32, 0.15);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 176, 32, 0.3);
        }
        .badge-dark {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
        }
        /* ========== 评分条 ========== */
        .score-bar-wrap {
            margin-top: 12px;
        }
        .score-bar-label {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 4px;
        }
        .score-bar-label .score-num {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--accent-green);
            font-size: 15px;
        }
        .score-bar-track {
            width: 100%;
            height: 6px;
            background: rgba(255, 255, 255, 0.07);
            border-radius: 3px;
            overflow: hidden;
        }
        .score-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-green) 0%, #8FD81E 100%);
            border-radius: 3px;
            transition: width 600ms ease;
        }
        .score-bar-fill.purple {
            background: linear-gradient(90deg, var(--accent-purple) 0%, #8B5CFF 100%);
        }
        .score-bar-fill.amber {
            background: linear-gradient(90deg, var(--accent-amber) 0%, #FFC74A 100%);
        }
        /* ========== 评测列表 ========== */
        .review-list-item {
            display: flex;
            gap: 24px;
            background: var(--card-bg-start);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 20px;
            margin-bottom: 20px;
            transition: all var(--transition-smooth);
        }
        .review-list-item:hover {
            border-color: rgba(184, 255, 47, 0.35);
            background: var(--card-bg-end);
            transform: translateY(-2px);
        }
        .review-list-img {
            width: 240px;
            flex-shrink: 0;
            border-radius: 10px;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: linear-gradient(135deg, var(--bg-tertiary) 0%, #1E2534 100%);
            position: relative;
        }
        .review-list-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .review-list-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .review-list-content h3 {
            font-size: 20px;
            font-weight: 750;
            margin: 0 0 6px;
            color: var(--text-primary);
            line-height: 1.35;
        }
        .review-list-content .desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 10px;
            line-height: 1.7;
            flex: 1;
        }
        .review-list-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .review-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        /* ========== 推荐榜横滑 ========== */
        .scroll-row {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-color) transparent;
        }
        .scroll-row::-webkit-scrollbar {
            height: 6px;
        }
        .scroll-row::-webkit-scrollbar-track {
            background: transparent;
        }
        .scroll-row::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 3px;
        }
        .scroll-card {
            min-width: 280px;
            max-width: 300px;
            scroll-snap-align: start;
            flex-shrink: 0;
        }
        /* ========== 评测标准 ========== */
        .standard-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .standard-item {
            background: var(--card-bg-start);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all var(--transition-smooth);
        }
        .standard-item:hover {
            border-color: rgba(184, 255, 47, 0.3);
            box-shadow: var(--shadow-card);
        }
        .standard-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(184, 255, 47, 0.1);
            color: var(--accent-green);
            font-weight: 800;
            font-size: 16px;
            font-family: var(--font-mono);
            margin-bottom: 14px;
            border: 1px solid rgba(184, 255, 47, 0.25);
        }
        .standard-item h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }
        .standard-item p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        /* ========== CTA ========== */
        .cta-card {
            background: linear-gradient(135deg, var(--bg-tertiary) 0%, #0F1420 100%);
            border: 1px solid rgba(108, 59, 255, 0.35);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(108, 59, 255, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-card h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 10px;
            line-height: 1.3;
            position: relative;
        }
        .cta-card p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0 0 24px;
            line-height: 1.7;
            position: relative;
        }
        .btn-primary {
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            display: inline-block;
            letter-spacing: 0.01em;
            position: relative;
        }
        .btn-primary:hover {
            background: #D0FF6A;
            color: var(--bg-primary);
            transform: scale(1.03);
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid #2E3A55;
            color: #E8ECF3;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            display: inline-block;
            position: relative;
        }
        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }
        /* ========== 底部推荐入口 ========== */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }
        .channel-card {
            background: var(--card-bg-start);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 20px 18px;
            text-align: center;
            transition: all var(--transition-smooth);
            display: block;
        }
        .channel-card:hover {
            border-color: rgba(184, 255, 47, 0.4);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .channel-card .ch-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(184, 255, 47, 0.08);
            border: 1px solid rgba(184, 255, 47, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent-green);
            margin: 0 auto 10px;
        }
        .channel-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 4px;
        }
        .channel-card p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
        }
        /* ========== 页脚 ========== */
        .site-footer {
            background: #080A0F;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand .logo-link {
            font-size: 20px;
            margin-bottom: 12px;
            display: inline-flex;
        }
        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent-green);
        }
        .footer-col p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 6px;
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .footer-copyright {
            color: var(--text-secondary);
        }
        .footer-beian {
            color: var(--disabled-color);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .container-fluid {
                padding: 0 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 3;
                max-width: 500px;
            }
            .review-list-item {
                flex-direction: column;
            }
            .review-list-img {
                width: 100%;
                aspect-ratio: 16/7;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }
            .header-left {
                gap: 16px;
            }
            .nav-menu {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 20, 0.97);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
                z-index: 999;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu a {
                padding: 14px 16px;
                font-size: 16px;
                border-radius: 10px;
                color: var(--text-primary);
                background: rgba(255, 255, 255, 0.03);
                margin-bottom: 4px;
            }
            .nav-menu a:hover {
                background: rgba(184, 255, 47, 0.08);
                color: var(--accent-green);
            }
            .nav-menu li.active a {
                color: var(--accent-green);
                background: rgba(184, 255, 47, 0.08);
            }
            .nav-menu li.active a::after {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-cta {
                display: none;
            }
            .category-header {
                padding: 36px 0 30px;
            }
            .category-header h1 {
                font-size: 30px;
            }
            .category-header .cat-desc {
                font-size: 15px;
            }
            .content-section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .scroll-card {
                min-width: 240px;
                max-width: 260px;
            }
        }
        @media (max-width: 520px) {
            .container-fluid {
                padding: 0 16px;
            }
            .container-wide {
                padding: 0 16px;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .review-body h3 {
                font-size: 17px;
            }
            .review-list-content h3 {
                font-size: 17px;
            }
            .standard-grid {
                grid-template-columns: 1fr;
            }
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .btn-primary, .btn-secondary {
                font-size: 14px;
                padding: 12px 20px;
            }
        }
        @media (max-width: 380px) {
            .channel-grid {
                grid-template-columns: 1fr;
            }
            .scroll-card {
                min-width: 220px;
                max-width: 240px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0B0E14;
            --bg-secondary: #12161F;
            --bg-tertiary: #171D2B;
            --accent-green: #B8FF2F;
            --accent-purple: #6C3BFF;
            --accent-amber: #FFB020;
            --text-primary: #F5F7FA;
            --text-secondary: #9AA5B5;
            --border-color: #232A3A;
            --card-bg-start: #151A26;
            --card-bg-end: #1A202E;
            --disabled-color: #4A5568;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 0 1px rgba(184, 255, 47, 0.25), 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
            --transition-smooth: 200ms ease;
            --transition-slow: 300ms ease;
            --font-title: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', 'Source Han Sans SC', monospace;
            --container-max: 1280px;
            --header-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

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

        button {
            font-family: var(--font-body);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            color: var(--text-primary);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            margin: 0;
            line-height: 1.3;
            font-weight: 800;
        }

        h1 {
            font-size: 56px;
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.15;
        }

        h2 {
            font-size: 36px;
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: 22px;
            font-weight: 750;
            letter-spacing: -0.005em;
        }

        p {
            margin: 0;
        }

        .container-fluid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .container-wide {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .section {
            padding: 72px 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-secondary);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-tight {
            padding: 48px 0;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-green);
            margin-bottom: 16px;
        }

        .section-eyebrow::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .section-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
        }

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

        .text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 800;
            font-size: 16px;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.01em;
            line-height: 1.4;
            text-align: center;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--bg-primary);
            box-shadow: 0 4px 16px rgba(184, 255, 47, 0.18);
        }

        .btn-primary:hover {
            background: #c5ff4f;
            color: var(--bg-primary);
            transform: scale(1.03);
            box-shadow: 0 6px 24px rgba(184, 255, 47, 0.28);
        }

        .btn-secondary {
            background: transparent;
            border-color: #2E3A55;
            color: #E8ECF3;
        }

        .btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.05);
        }

        .btn-ghost {
            background: transparent;
            border-color: rgba(184, 255, 47, 0.5);
            color: var(--accent-green);
        }

        .btn-ghost:hover {
            background: rgba(184, 255, 47, 0.1);
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

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

        .btn-lg {
            padding: 16px 36px;
            font-size: 18px;
            border-radius: 12px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 100px;
            letter-spacing: 0.04em;
            line-height: 1.5;
            white-space: nowrap;
        }

        .badge-green {
            background: rgba(184, 255, 47, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(184, 255, 47, 0.25);
        }

        .badge-purple {
            background: rgba(108, 59, 255, 0.12);
            color: #B49EFF;
            border: 1px solid rgba(108, 59, 255, 0.3);
        }

        .badge-amber {
            background: rgba(255, 176, 32, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 176, 32, 0.3);
        }

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

        .card {
            background: linear-gradient(145deg, var(--card-bg-start), var(--card-bg-end));
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }

        .card:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .card-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: linear-gradient(145deg, #1A202E, #12161F);
        }

        .card-body {
            padding: 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.45;
            letter-spacing: -0.005em;
        }

        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            z-index: 1000;
            background: rgba(11, 14, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .site-header .container-fluid {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 36px;
            flex: 1;
            min-width: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
            font-weight: 900;
            font-size: 22px;
            letter-spacing: -0.01em;
            line-height: 1;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent-green) 0%, #7ABF1E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--bg-primary);
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: -2px;
            left: 3px;
            width: 8px;
            height: 8px;
            border-left: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(45deg);
            border-radius: 2px 0 0 0;
        }

        .logo-icon::before {
            content: '';
            position: absolute;
            top: -2px;
            right: 3px;
            width: 8px;
            height: 8px;
            border-right: 2px solid var(--bg-primary);
            border-top: 2px solid var(--bg-primary);
            transform: rotate(-45deg);
            border-radius: 0 2px 0 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 26px;
            margin: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

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

        .nav-menu li.active a {
            color: var(--accent-green);
        }

        .nav-menu li.active a::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.03);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

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

        .header-cta {
            background: var(--accent-green);
            color: var(--bg-primary);
            font-weight: 800;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .header-cta:hover {
            background: #c5ff4f;
            transform: scale(1.03);
            color: var(--bg-primary);
        }

        .burger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.03);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            transition: all var(--transition-fast);
            z-index: 1001;
        }

        .burger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

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

        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(11, 14, 20, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            padding: 24px 20px;
            overflow-y: auto;
        }

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

        .mobile-nav ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 12px;
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .mobile-nav a:hover {
            background: rgba(184, 255, 47, 0.06);
            border-color: rgba(184, 255, 47, 0.3);
            color: var(--accent-green);
        }

        .mobile-nav li.active a {
            border-color: rgba(184, 255, 47, 0.4);
            color: var(--accent-green);
            background: rgba(184, 255, 47, 0.06);
        }

        /* ========== 分类标题区 ========== */
        .category-hero {
            padding-top: calc(var(--header-height) + 48px);
            padding-bottom: 48px;
            background: radial-gradient(ellipse at 20% 50%, rgba(108, 59, 255, 0.08), transparent 60%),
                radial-gradient(ellipse at 80% 20%, rgba(184, 255, 47, 0.05), transparent 50%),
                var(--bg-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 42px 42px;
            pointer-events: none;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--disabled-color);
        }

        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 700;
        }

        .category-hero h1 {
            font-size: clamp(32px, 5vw, 48px);
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .category-hero .category-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.8;
        }

        /* ========== 头条大卡 ========== */
        .headline-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: var(--shadow-card);
            background: var(--card-bg-start);
            transition: all var(--transition-smooth);
        }

        .headline-card:hover {
            border-color: rgba(184, 255, 47, 0.35);
            box-shadow: var(--shadow-glow);
        }

        .headline-card .headline-link {
            display: block;
            position: relative;
        }

        .headline-cover {
            width: 100%;
            aspect-ratio: 21/9;
            object-fit: cover;
            background: linear-gradient(145deg, #1A202E, #12161F);
            transition: transform var(--transition-slow);
        }

        .headline-card:hover .headline-cover {
            transform: scale(1.02);
        }

        .headline-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, transparent, rgba(11, 14, 20, 0.92) 80%);
            padding: 56px 32px 32px;
        }

        .headline-overlay .badge {
            margin-bottom: 10px;
        }

        .headline-title {
            font-size: clamp(22px, 3.2vw, 36px);
            font-weight: 900;
            letter-spacing: -0.015em;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .headline-summary {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 720px;
        }

        .headline-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 12px;
        }

        .headline-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== 信息流列表 ========== */
        .news-feed {
            position: relative;
        }

        .news-feed::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 16px;
            width: 1px;
            background: rgba(255, 255, 255, 0.06);
            z-index: 0;
        }

        .news-item {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 20px;
            padding: 20px 0;
            margin-left: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: background var(--transition-fast);
            border-radius: 10px;
        }

        .news-item:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-dot {
            position: absolute;
            left: -30px;
            top: 28px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--bg-primary);
            border: 2px solid var(--accent-green);
            flex-shrink: 0;
            box-shadow: 0 0 8px rgba(184, 255, 47, 0.35);
        }

        .news-thumb {
            width: 160px;
            height: 100px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            background: linear-gradient(145deg, #1A202E, #12161F);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all var(--transition-fast);
        }

        .news-item:hover .news-thumb {
            border-color: rgba(184, 255, 47, 0.35);
        }

        .news-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
        }

        .news-date {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--accent-amber);
            text-transform: uppercase;
        }

        .news-title-link {
            display: inline-block;
            font-size: 17px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.45;
            letter-spacing: -0.005em;
            transition: color var(--transition-fast);
        }

        .news-title-link:hover {
            color: var(--accent-green);
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .news-item.hidden-news {
            display: none;
        }

        .news-item.hidden-news.visible {
            display: flex;
        }

        .load-more-wrap {
            display: flex;
            justify-content: center;
            margin-top: 32px;
        }

        /* ========== 标签话题云 ========== */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 100px;
            background: rgba(108, 59, 255, 0.08);
            border: 1px solid rgba(108, 59, 255, 0.2);
            color: #B49EFF;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .topic-tag:hover {
            background: rgba(108, 59, 255, 0.16);
            border-color: rgba(108, 59, 255, 0.4);
            color: #c9b8ff;
            transform: translateY(-2px);
        }

        .topic-tag .tag-count {
            font-size: 12px;
            background: rgba(255, 255, 255, 0.06);
            padding: 2px 8px;
            border-radius: 100px;
            color: var(--text-secondary);
        }

        /* ========== 订阅CTA ========== */
        .subscribe-panel {
            background: linear-gradient(145deg, rgba(108, 59, 255, 0.08), rgba(21, 26, 38, 0.95));
            border: 1px solid rgba(108, 59, 255, 0.35);
            border-radius: var(--radius-card);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(108, 59, 255, 0.12);
            padding: 48px 40px;
            text-align: center;
        }

        .subscribe-panel h2 {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .subscribe-panel p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            background: rgba(11, 14, 20, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-btn);
            padding: 14px 18px;
            color: var(--text-primary);
            font-size: 15px;
            transition: border-color var(--transition-fast);
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--disabled-color);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-purple);
            outline: none;
        }

        .privacy-note {
            font-size: 12px;
            color: var(--text-secondary);
            opacity: 0.7;
            max-width: 500px;
            margin: 0 auto;
        }

        .subscribe-success {
            display: none;
            font-size: 15px;
            color: var(--accent-green);
            font-weight: 700;
            margin-top: 12px;
        }

        .subscribe-success.show {
            display: block;
        }

        /* ========== 底部推荐入口 ========== */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .channel-card-link {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            padding: 28px 20px;
            background: linear-gradient(145deg, var(--card-bg-start), var(--card-bg-end));
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            text-align: center;
            cursor: pointer;
        }

        .channel-card-link:hover {
            border-color: rgba(184, 255, 47, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            color: var(--text-primary);
        }

        .channel-card-link .channel-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(184, 255, 47, 0.08);
            border: 1px solid rgba(184, 255, 47, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 900;
            color: var(--accent-green);
        }

        .channel-card-link .channel-name {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.005em;
        }

        .channel-card-link .channel-mini-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #080B10;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-link {
            margin-bottom: 14px;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: inline-block;
        }

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

        .footer-col p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 13px;
            color: var(--text-secondary);
        }

        .footer-copyright {
            color: var(--disabled-color);
        }

        .footer-beian {
            color: var(--disabled-color);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .container-fluid {
                padding: 0 24px;
            }

            .container-wide {
                padding: 0 24px;
            }

            .section {
                padding: 56px 0;
            }

            h1 {
                font-size: 44px;
            }

            h2 {
                font-size: 30px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

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

            .headline-cover {
                aspect-ratio: 16/7;
            }

            .news-thumb {
                width: 120px;
                height: 82px;
            }
        }

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

            .search-toggle {
                display: none;
            }

            .burger {
                display: flex;
            }

            .nav-menu {
                display: none;
            }

            .header-left {
                gap: 16px;
            }

            .container-fluid {
                padding: 0 20px;
            }

            .container-wide {
                padding: 0 20px;
            }

            .section {
                padding: 48px 0;
            }

            h1 {
                font-size: 36px;
            }

            h2 {
                font-size: 26px;
            }

            .section-title {
                font-size: 28px;
            }

            .category-hero {
                padding-top: calc(var(--header-height) + 32px);
                padding-bottom: 32px;
            }

            .category-hero .category-desc {
                font-size: 15px;
            }

            .headline-cover {
                aspect-ratio: 16/9;
            }

            .headline-overlay {
                padding: 40px 20px 20px;
            }

            .headline-summary {
                font-size: 14px;
                -webkit-line-clamp: 2;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 0;
                margin-left: 32px;
            }

            .news-dot {
                left: -26px;
                top: 20px;
                width: 10px;
                height: 10px;
            }

            .news-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
                max-height: 180px;
            }

            .news-summary {
                -webkit-line-clamp: 2;
            }

            .subscribe-panel {
                padding: 32px 24px;
            }

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

            .subscribe-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }

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

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

            .footer-brand {
                grid-column: auto;
            }

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

        @media (max-width: 640px) {
            .container-fluid {
                padding: 0 16px;
            }

            .container-wide {
                padding: 0 16px;
            }

            .section {
                padding: 40px 0;
            }

            h1 {
                font-size: 32px;
            }

            h2 {
                font-size: 24px;
            }

            .logo-link {
                font-size: 19px;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }

            .headline-cover {
                aspect-ratio: 16/10;
            }

            .headline-overlay {
                padding: 32px 16px 16px;
            }

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

            .headline-meta {
                font-size: 12px;
                gap: 10px;
            }

            .news-title-link {
                font-size: 15px;
            }

            .news-summary {
                font-size: 13px;
            }

            .topic-tag {
                padding: 8px 14px;
                font-size: 13px;
            }

            .subscribe-panel {
                padding: 24px 18px;
            }

            .subscribe-panel p {
                font-size: 14px;
            }
        }

        @media (max-width: 320px) {
            .container-fluid {
                padding: 0 12px;
            }

            .logo-link {
                font-size: 17px;
                gap: 6px;
            }

            .logo-icon {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }

            .burger {
                width: 36px;
                height: 36px;
            }

            .headline-title {
                font-size: 18px;
            }

            .news-dot {
                width: 8px;
                height: 8px;
                left: -24px;
            }

            .news-item {
                margin-left: 28px;
            }
        }