/* roulang page: index */
:root {
            --primary: #00E5B0;
            --primary-dark: #00c99a;
            --primary-glow: rgba(0, 229, 176, 0.4);
            --accent: #FF6B2C;
            --accent-soft: #FF9F1A;
            --bg: #0D1117;
            --bg-secondary: #181C21;
            --bg-tertiary: #1C2028;
            --border-color: #2A3038;
            --text-primary: #F0F4F8;
            --text-secondary: #B0BEC5;
            --text-muted: #89A0B0;
            --danger: #D64550;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 8px 28px rgba(0, 229, 176, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 20px;
            --space-section: 80px;
            --space-section-mobile: 56px;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-num: 'Rajdhani', 'Orbitron', 'Inter', 'Noto Sans SC', sans-serif;
            --header-height: 68px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        a:focus,
        button:focus,
        input:focus,
        textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }
        h1 {
            font-size: 44px;
            letter-spacing: -0.5px;
        }
        h2 {
            font-size: 32px;
            letter-spacing: -0.3px;
            margin-bottom: 16px;
        }
        h3 {
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        p {
            margin-top: 0;
            margin-bottom: 16px;
            color: var(--text-secondary);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--space-section) 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-secondary);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 32px;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }
        .section-header h2::after {
            content: '';
            display: block;
            width: 56px;
            height: 3px;
            background: var(--primary);
            margin-top: 8px;
            border-radius: 2px;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin-top: 12px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
            font-family: var(--font-sans);
        }
        .btn-primary {
            background-color: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #0D1117;
            box-shadow: 0 0 16px var(--primary-glow);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 8px var(--primary-glow);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background-color: rgba(0, 229, 176, 0.08);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.25);
            transform: translateY(-1px);
        }
        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background-color: #e55a22;
            color: #fff;
            box-shadow: 0 0 16px rgba(255, 107, 44, 0.35);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 18px 36px;
            font-size: 18px;
            border-radius: 10px;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .btn-block {
            width: 100%;
            justify-content: center;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(13, 17, 23, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0D1117;
            font-weight: 800;
        }
        .brand-logo .logo-text {
            white-space: nowrap;
        }
        .brand-logo .logo-text span {
            color: var(--primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            text-decoration: none;
            position: relative;
            padding: 6px 0;
            transition: var(--transition);
        }
        .main-nav a:hover {
            color: var(--primary);
        }
        .main-nav a.active {
            color: var(--primary);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-cta {
            margin-left: 12px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            color: var(--primary);
            background: rgba(0, 229, 176, 0.1);
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background-color: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 10px 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-bar .separator {
            color: var(--border-color);
            font-size: 10px;
        }
        .breadcrumb-bar .current {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb-back {
            margin-left: auto;
            color: var(--text-muted);
            font-size: 13px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .breadcrumb-back:hover {
            color: var(--primary);
        }

        /* Hero视频风格 */
        .hero-video {
            position: relative;
            min-height: calc(100vh - var(--header-height));
            display: flex;
            align-items: center;
            background-image: url('/assets/images/931a2dabc0ff347c.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .hero-video::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(13, 17, 23, 0.88) 0%, rgba(13, 17, 23, 0.65) 50%, rgba(13, 17, 23, 0.9) 100%);
            z-index: 1;
        }
        .hero-video::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0, 229, 176, 0.02) 3px, rgba(0, 229, 176, 0.02) 4px);
            z-index: 1;
            pointer-events: none;
        }
        .hero-video .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-content h1 {
            font-size: 52px;
            line-height: 1.25;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: -1px;
        }
        .hero-content h1 em {
            font-style: normal;
            color: var(--primary);
            position: relative;
        }
        .hero-content h1 em::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 4px;
            height: 4px;
            background: var(--primary);
            opacity: 0.5;
            border-radius: 2px;
            z-index: -1;
        }
        .hero-content p {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hero-play-btn {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(0, 229, 176, 0.15);
            border: 2px solid var(--primary);
            color: var(--primary);
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
            animation: pulse-border 2s infinite;
        }
        .hero-play-btn:hover {
            background: var(--primary);
            color: #0D1117;
            box-shadow: 0 0 24px var(--primary-glow);
            animation: none;
        }
        @keyframes pulse-border {
            0% {
                box-shadow: 0 0 0 0 rgba(0, 229, 176, 0.35);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(0, 229, 176, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(0, 229, 176, 0);
            }
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 12px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .stat-number {
            font-family: var(--font-num);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }
        .hero-stat-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }
        .hero-video-badge {
            position: absolute;
            right: 40px;
            bottom: 40px;
            z-index: 2;
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .hero-video-badge .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            animation: blink 1.5s infinite;
        }
        @keyframes blink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .hero-video-badge span {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 卡片通用 */
        .card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
        }
        .card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 229, 176, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card h3 {
            font-size: 19px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
            flex-grow: 1;
        }
        .card .card-link {
            margin-top: 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card .card-link:hover {
            gap: 8px;
        }

        /* 场景卡片 */
        .scene-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .scene-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .scene-card .scene-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .scene-card .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .scene-card:hover .scene-img img {
            transform: scale(1.05);
        }
        .scene-card .scene-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40px;
            background: linear-gradient(transparent, var(--bg-secondary));
        }
        .scene-card .scene-body {
            padding: 20px 22px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .scene-card .scene-body h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .scene-card .scene-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
            flex-grow: 1;
        }

        /* 数据统计 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .stat-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .stat-card .stat-value {
            font-family: var(--font-num);
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-card .stat-unit {
            font-size: 16px;
            color: var(--primary);
            font-weight: 600;
            margin-left: 2px;
        }
        .stat-card .stat-name {
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .stat-card .stat-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* 评价卡片 */
        .testimonial-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .testimonial-card:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .testimonial-card .testimonial-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
            flex-grow: 1;
            position: relative;
        }
        .testimonial-card .testimonial-text::before {
            content: '\201C';
            font-size: 40px;
            color: var(--primary);
            display: block;
            line-height: 1;
            margin-bottom: 8px;
            font-family: Georgia, serif;
        }
        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-card .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(0, 229, 176, 0.15);
            border: 1px solid rgba(0, 229, 176, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .testimonial-card .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }
        .testimonial-card .testimonial-role {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 对比表格 */
        .comparison-table-wrap {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
            vertical-align: middle;
        }
        .comparison-table th {
            background: var(--bg-tertiary);
            font-weight: 700;
            font-size: 15px;
            color: var(--text-primary);
        }
        .comparison-table th:last-child {
            color: var(--primary);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table td {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .comparison-table td:last-child {
            color: var(--text-primary);
        }
        .comparison-table .badge-diff {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            background: rgba(0, 229, 176, 0.15);
            color: var(--primary);
            margin-right: 6px;
        }
        .comparison-table .badge-old {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            background: rgba(255, 107, 44, 0.15);
            color: var(--accent);
            margin-right: 6px;
        }

        /* 资讯列表 */
        .news-item {
            display: flex;
            gap: 18px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: var(--transition);
            margin-bottom: 16px;
        }
        .news-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }
        .news-item .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-content {
            flex-grow: 1;
        }
        .news-item .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .news-item .news-summary {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 6px;
        }
        .news-item .news-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
        }
        .news-item .news-meta .tag {
            font-size: 11px;
            padding: 2px 8px;
            border-radius: var(--radius-pill);
            background: rgba(0, 229, 176, 0.12);
            color: var(--primary);
        }

        /* 品牌介绍 */
        .brand-about {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-about .brand-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }
        .brand-about .brand-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-about .brand-text h2 {
            margin-bottom: 20px;
        }
        .brand-about .brand-text p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }

        /* 战队/选手卡片 */
        .player-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 22px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }
        .player-card:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .player-card .player-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(0, 229, 176, 0.15);
            border: 2px solid rgba(0, 229, 176, 0.3);
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--primary);
        }
        .player-card .player-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .player-card .player-role {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .player-card .player-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 装备卡片 */
        .gear-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .gear-card:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .gear-card .gear-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .gear-card .gear-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .gear-card .gear-body {
            padding: 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .gear-card .gear-body h3 {
            font-size: 16px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .gear-card .gear-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
            flex-grow: 1;
        }
        .gear-card .gear-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .gear-card .gear-tags .tag {
            font-size: 11px;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            background: rgba(255, 107, 44, 0.15);
            color: var(--accent);
            font-weight: 600;
        }

        /* 时间轴/赛事日历 */
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border-color);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 20px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary-glow);
        }
        .timeline-item .timeline-date {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-item .timeline-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .timeline-item .timeline-status {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            margin-left: 8px;
        }
        .timeline-item .status-open {
            background: rgba(0, 229, 176, 0.15);
            color: var(--primary);
        }
        .timeline-item .status-soon {
            background: rgba(255, 159, 26, 0.15);
            color: var(--accent-soft);
        }
        .timeline-item .status-ended {
            background: rgba(137, 160, 176, 0.15);
            color: var(--text-muted);
        }

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud .tag-btn {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .tag-cloud .tag-btn:hover {
            background: rgba(0, 229, 176, 0.1);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .tag-cloud .tag-btn .tag-count {
            font-size: 11px;
            color: var(--text-muted);
            margin-left: 6px;
        }

        /* 优惠券墙 */
        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .coupon-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .coupon-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        .coupon-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .coupon-card .coupon-value {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .coupon-card .coupon-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .coupon-card .coupon-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .coupon-card .coupon-expire {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .coupon-card .coupon-btn {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            background: rgba(0, 229, 176, 0.12);
            border: 1px solid var(--primary);
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .coupon-card .coupon-btn:hover {
            background: var(--primary);
            color: #0D1117;
            box-shadow: 0 0 12px var(--primary-glow);
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 229, 176, 0.25);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* 保障条 */
        .assurance-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .assurance-item {
            text-align: center;
            padding: 24px 16px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .assurance-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .assurance-item .assurance-icon {
            font-size: 32px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .assurance-item .assurance-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .assurance-item .assurance-desc {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 页脚 */
        .site-footer {
            background: #0A0C0E;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .brand-logo {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            color: var(--text-primary);
            margin-bottom: 16px;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
        }
        .footer-bottom .footer-links a {
            color: var(--text-muted);
            font-size: 13px;
            text-decoration: none;
        }
        .footer-bottom .footer-links a:hover {
            color: var(--primary);
        }

        /* 底部固定转化条 */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 900;
            background: rgba(13, 17, 23, 0.95);
            backdrop-filter: blur(12px);
            border-top: 1px solid rgba(0, 229, 176, 0.25);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transform: translateY(100%);
            transition: transform 0.4s ease;
            min-height: 56px;
            max-height: 64px;
        }
        .floating-cta.visible {
            transform: translateY(0);
        }
        .floating-cta .cta-text {
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
            flex-grow: 1;
        }
        .floating-cta .cta-text strong {
            color: var(--primary);
        }
        .floating-cta .cta-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .floating-cta .cta-close {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }
        .floating-cta .cta-close:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.3);
        }

        /* 技术解析 */
        .tech-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: var(--transition);
            margin-bottom: 12px;
        }
        .tech-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .tech-item .tech-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(0, 229, 176, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .tech-item .tech-content h3 {
            font-size: 15px;
            margin-bottom: 4px;
            color: var(--text-primary);
        }
        .tech-item .tech-content p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* 入门指南 */
        .guide-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .guide-step {
            text-align: center;
            padding: 24px 18px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            transition: var(--transition);
            position: relative;
        }
        .guide-step:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }
        .guide-step .step-number {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #0D1117;
            font-weight: 800;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }
        .guide-step h3 {
            font-size: 15px;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .guide-step p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            h1 {
                font-size: 36px;
            }
            h2 {
                font-size: 26px;
            }
            .hero-content h1 {
                font-size: 38px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .assurance-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-about {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
                --space-section-mobile: 40px;
                --header-height: 60px;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 22px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content p {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stat-item .stat-number {
                font-size: 24px;
            }
            .hero-video-badge {
                display: none;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(13, 17, 23, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .nav-toggle {
                display: block;
            }
            .nav-cta {
                display: none;
            }
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stats-grid .stat-card .stat-value {
                font-size: 28px;
            }
            .assurance-list {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .coupon-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .guide-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 160px;
            }
            .floating-cta {
                flex-direction: column;
                align-items: flex-start;
                padding: 8px 16px;
                gap: 8px;
                min-height: 56px;
                max-height: 64px;
            }
            .floating-cta .cta-text {
                font-size: 14px;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                max-width: 100%;
            }
            .floating-cta .cta-actions {
                width: 100%;
                justify-content: space-between;
            }
            .floating-cta .btn-sm {
                padding: 6px 14px;
                font-size: 13px;
                min-width: 80px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px 12px;
                font-size: 13px;
            }
            .timeline {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -16px;
                width: 8px;
                height: 8px;
            }
        }
        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-grid .stat-card {
                padding: 16px 12px;
            }
            .stats-grid .stat-card .stat-value {
                font-size: 22px;
            }
            .assurance-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .card {
                padding: 20px 18px;
            }
            .floating-cta {
                max-height: 60px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #00E5B0;
            --primary-dark: #00c99a;
            --primary-glow: rgba(0, 229, 176, 0.4);
            --accent: #FF6B2C;
            --accent-soft: #FF9F1A;
            --bg: #0D1117;
            --bg-secondary: #181C21;
            --bg-tertiary: #1C2028;
            --border-color: #2A3038;
            --text-primary: #F0F4F8;
            --text-secondary: #B0BEC5;
            --text-muted: #89A0B0;
            --danger: #D64550;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 8px 28px rgba(0, 229, 176, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 20px;
            --space-section: 80px;
            --space-section-mobile: 56px;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-num: 'Rajdhani', 'Orbitron', 'Inter', 'Noto Sans SC', sans-serif;
            --header-height: 68px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

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

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

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

        a:focus,
        button:focus,
        input:focus,
        textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

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

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

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

        .section-header h2 {
            font-size: 32px;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
            color: var(--text-primary);
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 56px;
            height: 3px;
            background: var(--primary);
            margin-top: 8px;
            border-radius: 2px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin-top: 12px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
            font-family: var(--font-sans);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #0D1117;
            box-shadow: 0 0 16px var(--primary-glow);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 8px var(--primary-glow);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background-color: rgba(0, 229, 176, 0.08);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.25);
            transform: translateY(-1px);
        }

        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background-color: #e55a22;
            color: #fff;
            box-shadow: 0 0 16px rgba(255, 107, 44, 0.35);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 18px 36px;
            font-size: 18px;
            border-radius: 10px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(13, 17, 23, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 100;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            text-decoration: none;
            white-space: nowrap;
        }

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

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--primary);
            color: #0D1117;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            letter-spacing: 1px;
        }

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

        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            text-decoration: none;
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--primary);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 4px;
            right: 4px;
            bottom: -2px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-cta {
            display: flex;
            align-items: center;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: 6px;
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .breadcrumb-bar {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            position: relative;
            z-index: 5;
        }

        .breadcrumb-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .breadcrumb li.current {
            color: var(--text-primary);
            font-weight: 500;
        }

        .breadcrumb-back {
            color: var(--text-muted);
            font-size: 13px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .breadcrumb-back:hover {
            color: var(--primary);
        }

        .category-hero {
            padding: 48px 0 40px;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 400px;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 229, 176, 0.04));
            pointer-events: none;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .category-hero h1 .highlight {
            color: var(--primary);
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 0;
        }

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

        .guide-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 229, 176, 0.35);
        }

        .guide-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            background: var(--bg-tertiary);
        }

        .guide-card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }

        .tag {
            display: inline-block;
            padding: 3px 12px;
            font-size: 12px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }

        .tag-primary {
            border-color: rgba(0, 229, 176, 0.4);
            color: var(--primary);
            background: rgba(0, 229, 176, 0.05);
        }

        .tag-accent {
            border-color: rgba(255, 107, 44, 0.4);
            color: var(--accent-soft);
            background: rgba(255, 107, 44, 0.05);
        }

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

        .guide-card h3 a {
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
        }

        .guide-card h3 a:hover {
            color: var(--primary);
        }

        .guide-card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 12px;
            flex: 1;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .guide-card-meta i {
            color: var(--primary);
            font-size: 12px;
        }

        .popular-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .popular-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 18px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: var(--transition);
        }

        .popular-card:hover {
            border-color: rgba(0, 229, 176, 0.35);
            box-shadow: var(--shadow-hover);
        }

        .popular-rank {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
            line-height: 1;
            min-width: 40px;
        }

        .popular-card h4 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 6px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .popular-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .tag-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-wall a {
            display: inline-block;
            padding: 8px 20px;
            font-size: 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            font-weight: 500;
        }

        .tag-wall a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(0, 229, 176, 0.05);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.2);
        }

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

        .feature-split img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
        }

        .feature-split h3 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text-primary);
        }

        .feature-split p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 20px;
            line-height: 1.8;
        }

        .feature-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 15px;
            color: var(--text-secondary);
        }

        .feature-list li i {
            color: var(--primary);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .subscribe-box {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
        }

        .subscribe-box h3 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--text-primary);
        }

        .subscribe-box p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 520px;
            margin: 0 auto 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            font-size: 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg);
            color: var(--text-primary);
            font-family: var(--font-sans);
            transition: var(--transition);
        }

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

        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.2);
            outline: none;
        }

        .view-more {
            text-align: center;
            margin-top: 32px;
        }

        .site-footer {
            background: #0A0C0E;
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
        }

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

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 16px 0 0;
            max-width: 320px;
            line-height: 1.7;
        }

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

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            color: var(--text-muted);
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
        }

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

        @media (max-width: 1024px) {
            .guide-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .popular-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-split {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
                --space-section-mobile: 40px;
                --header-height: 60px;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(13, 17, 23, 0.98);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border-color);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 12px 4px;
                font-size: 16px;
                width: 100%;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .guide-card-grid {
                grid-template-columns: 1fr;
            }
            .popular-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
            .breadcrumb-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero p {
                font-size: 14px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .guide-card h3 {
                font-size: 17px;
            }
            .btn-lg {
                padding: 14px 24px;
                font-size: 16px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #00E5B0;
            --primary-dark: #00c99a;
            --primary-glow: rgba(0, 229, 176, 0.4);
            --accent: #FF6B2C;
            --accent-soft: #FF9F1A;
            --bg: #0D1117;
            --bg-secondary: #181C21;
            --bg-tertiary: #1C2028;
            --border-color: #2A3038;
            --text-primary: #F0F4F8;
            --text-secondary: #B0BEC5;
            --text-muted: #89A0B0;
            --danger: #D64550;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 8px 28px rgba(0, 229, 176, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 20px;
            --space-section: 72px;
            --space-section-mobile: 48px;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-num: 'Rajdhani', 'Orbitron', 'Inter', 'Noto Sans SC', sans-serif;
            --header-height: 68px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

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

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        a:focus,
        button:focus,
        input:focus,
        textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

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

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

        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            display: inline-block;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--primary);
            margin-top: 6px;
            border-radius: 2px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 680px;
            margin-top: 10px;
            line-height: 1.7;
        }

        .section-label {
            display: inline-block;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2.5px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 6px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 26px;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
            font-family: var(--font-sans);
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #0D1117;
            box-shadow: 0 0 16px var(--primary-glow);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 8px var(--primary-glow);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background-color: rgba(0, 229, 176, 0.08);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.25);
            transform: translateY(-1px);
        }

        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background-color: #e55a22;
            color: #fff;
            box-shadow: 0 0 16px rgba(255, 107, 44, 0.35);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

        .btn-lg {
            padding: 16px 32px;
            font-size: 17px;
            border-radius: 10px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(13, 17, 23, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 900;
            color: var(--text-primary);
            text-decoration: none;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .brand-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #0D1117;
            border-radius: 8px;
            font-size: 18px;
            transition: var(--transition);
        }

        .brand-logo .logo-text {
            font-weight: 900;
        }

        .brand-logo .logo-text span {
            color: var(--primary);
        }

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

        .brand-logo:hover .logo-icon {
            box-shadow: 0 0 16px var(--primary-glow);
            transform: scale(1.05);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .main-nav li a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .main-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

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

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: 8px;
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .breadcrumb-bar {
            background-color: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 10px 0;
        }

        .breadcrumb-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-list li+li::before {
            content: '/';
            color: var(--text-muted);
            font-size: 12px;
            margin-right: 2px;
        }

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

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

        .breadcrumb-list .current {
            color: var(--primary);
            font-weight: 600;
        }

        .breadcrumb-back {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .breadcrumb-back:hover {
            color: var(--primary);
        }

        .category-hero {
            background: linear-gradient(135deg, rgba(13, 17, 23, 0.92) 30%, rgba(0, 229, 176, 0.12) 100%),
                url('/assets/images/931a2dabc0ff347c.webp') center center / cover no-repeat;
            padding: 56px 0 52px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.65) 0%, rgba(13, 17, 23, 0.85) 100%);
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 36px;
            font-weight: 900;
            color: var(--text-primary);
            margin: 0 0 10px;
            letter-spacing: -0.5px;
            line-height: 1.25;
        }

        .category-hero h1 .highlight {
            color: var(--primary);
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 0;
            line-height: 1.75;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .category-hero .hero-stat .stat-num {
            font-family: var(--font-num);
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }

        .category-hero .hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

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

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(0, 229, 176, 0.3);
        }

        .news-card .card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: var(--bg-tertiary);
        }

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

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

        .news-card .card-image .image-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
        }

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

        .news-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.45;
            text-decoration: none;
            transition: var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .card-title a {
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
        }

        .news-card .card-title a:hover {
            color: var(--primary);
        }

        .news-card .card-excerpt {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .news-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
        }

        .news-card .card-meta .meta-tag {
            background: rgba(0, 229, 176, 0.1);
            color: var(--primary);
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 229, 176, 0.25);
        }

        .recommend-section {
            background-color: var(--bg-tertiary);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            border: 1px solid var(--border-color);
        }

        .recommend-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .recommend-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background-color: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            transition: var(--transition);
            text-decoration: none;
        }

        .recommend-item:hover {
            border-color: rgba(0, 229, 176, 0.35);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
            transform: translateX(3px);
        }

        .recommend-item .rec-index {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 800;
            color: rgba(0, 229, 176, 0.4);
            flex-shrink: 0;
            width: 36px;
            text-align: center;
            line-height: 1;
        }

        .recommend-item .rec-content {
            flex: 1;
            min-width: 0;
        }

        .recommend-item .rec-title {
            font-size: 14.5px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .recommend-item .rec-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        .recommend-item .rec-arrow {
            color: var(--text-muted);
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .recommend-item:hover .rec-arrow {
            color: var(--primary);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag-btn {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background-color: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

        .tag-cloud .tag-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: rgba(0, 229, 176, 0.06);
            box-shadow: 0 0 10px rgba(0, 229, 176, 0.15);
            transform: translateY(-1px);
        }

        .feature-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 18px 20px;
            background-color: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .feature-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
        }

        .feature-item .feat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: rgba(0, 229, 176, 0.12);
            color: var(--primary);
            border-radius: 10px;
            font-size: 18px;
            flex-shrink: 0;
        }

        .feature-item .feat-content h4 {
            font-size: 15.5px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
        }

        .feature-item .feat-content p {
            font-size: 13.5px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .ranking-section {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
        }

        .ranking-list {
            list-style: none;
            margin: 0;
            padding: 0;
            counter-reset: rank;
        }

        .ranking-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-color);
            counter-increment: rank;
            transition: var(--transition);
        }

        .ranking-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .ranking-list li:hover {
            padding-left: 6px;
        }

        .ranking-list .rank-num {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            width: 42px;
            text-align: center;
            flex-shrink: 0;
            line-height: 1;
        }

        .ranking-list .rank-content {
            flex: 1;
            min-width: 0;
        }

        .ranking-list .rank-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .ranking-list .rank-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        .ranking-list .rank-badge {
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .rank-badge.hot {
            background: rgba(255, 107, 44, 0.15);
            color: var(--accent);
            border: 1px solid rgba(255, 107, 44, 0.3);
        }

        .rank-badge.new {
            background: rgba(0, 229, 176, 0.12);
            color: var(--primary);
            border: 1px solid rgba(0, 229, 176, 0.25);
        }

        .subscribe-box {
            background: linear-gradient(135deg, rgba(0, 229, 176, 0.08) 0%, rgba(13, 17, 23, 0.9) 70%);
            border: 1px solid rgba(0, 229, 176, 0.3);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .subscribe-box .sub-left h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

        .subscribe-box .sub-left p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .subscribe-box .sub-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .subscribe-box .sub-form input[type="email"] {
            background-color: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 14px;
            color: var(--text-primary);
            min-width: 240px;
            font-family: var(--font-sans);
            transition: var(--transition);
        }

        .subscribe-box .sub-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .subscribe-box .sub-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 10px rgba(0, 229, 176, 0.2);
            outline: none;
        }

        .site-footer {
            background-color: #0A0C0E;
            border-top: 1px solid var(--border-color);
            padding: 52px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0 0 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13.5px;
            color: var(--text-muted);
            transition: var(--transition);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

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

        .footer-links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
            text-decoration: none;
        }

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

        .view-more-center {
            text-align: center;
            margin-top: 12px;
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

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

            .recommend-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
                --space-section-mobile: 36px;
                --header-height: 60px;
            }

            body {
                padding-top: var(--header-height);
                font-size: 15px;
            }

            .site-header {
                height: var(--header-height);
            }

            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(13, 17, 23, 0.98);
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px;
                gap: 4px;
                z-index: 999;
                box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav li a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: 6px;
                display: block;
                width: 100%;
            }

            .main-nav li a.active::after {
                display: none;
            }

            .main-nav li a.active {
                background-color: rgba(0, 229, 176, 0.08);
            }

            .nav-cta {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .category-hero {
                padding: 40px 0 36px;
            }

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

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

            .category-hero .hero-stats {
                gap: 18px;
                margin-top: 18px;
            }

            .category-hero .hero-stat .stat-num {
                font-size: 22px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .feature-list {
                grid-template-columns: 1fr;
            }

            .recommend-section {
                padding: 20px;
            }

            .ranking-section {
                padding: 20px;
            }

            .subscribe-box {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-box .sub-form {
                width: 100%;
            }

            .subscribe-box .sub-form input[type="email"] {
                min-width: 0;
                flex: 1;
            }

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

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

            .breadcrumb-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

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

        @media (max-width: 520px) {
            :root {
                --space-section: 36px;
            }

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

            .category-hero {
                padding: 32px 0 28px;
            }

            .category-hero h1 {
                font-size: 22px;
                letter-spacing: -0.3px;
            }

            .category-hero p {
                font-size: 13.5px;
                line-height: 1.65;
            }

            .category-hero .hero-stats {
                gap: 14px;
            }

            .category-hero .hero-stat .stat-num {
                font-size: 19px;
            }

            .category-hero .hero-stat .stat-label {
                font-size: 11px;
            }

            .recommend-list {
                gap: 10px;
            }

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

            .subscribe-box .sub-form {
                flex-direction: column;
                width: 100%;
            }

            .subscribe-box .sub-form input[type="email"] {
                width: 100%;
                min-width: 0;
            }

            .tag-cloud {
                gap: 8px;
            }

            .tag-cloud .tag-btn {
                padding: 6px 12px;
                font-size: 12px;
            }

            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #00E5B0;
            --primary-dark: #00c99a;
            --primary-glow: rgba(0, 229, 176, 0.4);
            --accent: #FF6B2C;
            --accent-soft: #FF9F1A;
            --bg: #0D1117;
            --bg-secondary: #181C21;
            --bg-tertiary: #1C2028;
            --border-color: #2A3038;
            --text-primary: #F0F4F8;
            --text-secondary: #B0BEC5;
            --text-muted: #89A0B0;
            --danger: #D64550;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 8px 28px rgba(0, 229, 176, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 20px;
            --space-section: 80px;
            --space-section-mobile: 56px;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-num: 'Rajdhani', 'Orbitron', 'Inter', 'Noto Sans SC', sans-serif;
            --header-height: 68px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 56px;
                --space-section-mobile: 40px;
                --header-height: 60px;
            }
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        a:focus,
        button:focus,
        input:focus,
        textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

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

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

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

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 56px;
            height: 3px;
            background: var(--primary);
            margin-top: 8px;
            border-radius: 2px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin-top: 12px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
            font-family: var(--font-sans);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #0D1117;
            box-shadow: 0 0 16px var(--primary-glow);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 8px var(--primary-glow);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background-color: rgba(0, 229, 176, 0.08);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.25);
            transform: translateY(-1px);
        }

        .btn-accent {
            background-color: var(--accent);
            color: #ffffff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background-color: #e55a22;
            color: #ffffff;
            box-shadow: 0 0 16px rgba(255, 107, 44, 0.35);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 18px 36px;
            font-size: 18px;
            border-radius: 10px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(13, 17, 23, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 20px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.5px;
            white-space: nowrap;
            text-decoration: none;
        }

        .brand-logo:hover {
            color: #ffffff;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--primary);
            color: #0D1117;
            border-radius: 8px;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: #ffffff;
        }

        .logo-text>span {
            color: var(--primary);
        }

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

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background-color: var(--primary);
            position: absolute;
            bottom: -2px;
            left: 0;
            border-radius: 1px;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 22px;
            width: 42px;
            height: 42px;
            border-radius: 8px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            min-height: 48px;
            display: flex;
            align-items: center;
        }

        .breadcrumb-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }

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

        .breadcrumb-nav a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .breadcrumb-nav .separator {
            color: var(--border-color);
            font-size: 12px;
        }

        .breadcrumb-nav .current {
            color: var(--text-primary);
            font-weight: 600;
        }

        .breadcrumb-back {
            font-size: 14px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            text-decoration: none;
        }

        .breadcrumb-back:hover {
            color: var(--primary);
        }

        /* 分类页 H1 横幅 */
        .category-hero {
            background: linear-gradient(135deg, #0D1117 0%, #12242B 45%, #1A2B2E 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 48px 0 42px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(0, 229, 176, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(255, 107, 44, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 38px;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: -0.5px;
            position: relative;
            display: inline-block;
        }

        .category-hero h1::after {
            content: '';
            display: block;
            width: 64px;
            height: 3px;
            background: var(--primary);
            margin-top: 10px;
            border-radius: 2px;
        }

        .category-hero .hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0;
            line-height: 1.8;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .category-hero .hero-stat i {
            color: var(--primary);
            font-size: 15px;
        }

        /* 评测卡片主体 */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .review-card:hover {
            border-color: rgba(0, 229, 176, 0.4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .review-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #1C2028;
        }

        .review-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .review-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 17, 23, 0.9);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 229, 176, 0.4);
            letter-spacing: 0.5px;
        }

        .review-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .review-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .review-card .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .review-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
        }

        .review-card .card-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .review-card .card-date i {
            font-size: 12px;
            color: var(--text-muted);
        }

        .review-card .card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .review-card .card-link:hover {
            color: var(--primary-dark);
        }

        /* 编辑推荐 */
        .recommend-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .recommend-item {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: var(--transition);
        }

        .recommend-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .recommend-item .rec-img {
            width: 80px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: #1C2028;
        }

        .recommend-item .rec-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }

        .recommend-item .rec-content {
            flex: 1;
        }

        .recommend-item .rec-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.45;
        }

        .recommend-item .rec-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .recommend-item .rec-badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 700;
            color: var(--accent-soft);
            background: rgba(255, 107, 44, 0.12);
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            margin-bottom: 6px;
            border: 1px solid rgba(255, 107, 44, 0.25);
        }

        /* 标签墙 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-cloud .tag-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
            text-decoration: none;
        }

        .tag-cloud .tag-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(0, 229, 176, 0.06);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.15);
        }

        .tag-cloud .tag-btn i {
            font-size: 12px;
            color: var(--text-muted);
        }

        .tag-cloud .tag-btn:hover i {
            color: var(--primary);
        }

        /* 特色说明 */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .feature-text {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .feature-text .feature-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .feature-text .feature-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(0, 229, 176, 0.1);
            border: 1px solid rgba(0, 229, 176, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }

        .feature-text .feature-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
        }

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

        .feature-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            aspect-ratio: 4/3;
            background: #1C2028;
        }

        .feature-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }

        .feature-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.15) 0%, rgba(13, 17, 23, 0.65) 100%);
            pointer-events: none;
        }

        .feature-visual .visual-label {
            position: absolute;
            bottom: 16px;
            left: 16px;
            z-index: 2;
            color: #ffffff;
            font-size: 14px;
            font-weight: 600;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
        }

        /* 热门排行 */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 780px;
            margin: 0 auto;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: var(--transition);
        }

        .ranking-item:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .ranking-item .rank-num {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            min-width: 52px;
            text-align: center;
            flex-shrink: 0;
        }

        .ranking-item .rank-content {
            flex: 1;
        }

        .ranking-item .rank-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 4px;
        }

        .ranking-item .rank-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .ranking-item .rank-badge {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent-soft);
            background: rgba(255, 107, 44, 0.12);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 107, 44, 0.3);
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* 订阅/CTA */
        .subscribe-box {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .subscribe-box::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -5%;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(0, 229, 176, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscribe-box .sub-text {
            flex: 1;
            min-width: 200px;
            position: relative;
            z-index: 1;
        }

        .subscribe-box .sub-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 8px;
        }

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

        .subscribe-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        .subscribe-form input[type="email"] {
            background: #0D1117;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 14px;
            color: var(--text-primary);
            min-width: 260px;
            font-family: var(--font-sans);
            transition: var(--transition);
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.2);
            outline: none;
        }

        /* 页脚 */
        .site-footer {
            background: #0A0C0E;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 32px;
            margin-top: 0;
        }

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

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

        .footer-brand .brand-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 15px;
            border-radius: 7px;
        }

        .footer-brand .brand-logo .logo-text {
            font-size: 18px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom span {
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* 查看更多按钮容器 */
        .more-wrapper {
            text-align: center;
            margin-top: 32px;
        }

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

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

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

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(13, 17, 23, 0.98);
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                padding: 16px 20px 24px;
                gap: 0;
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav li {
                width: 100%;
                border-bottom: 1px solid var(--border-color);
            }

            .main-nav li:last-child {
                border-bottom: none;
            }

            .main-nav a {
                display: block;
                padding: 14px 0;
                font-size: 16px;
                width: 100%;
            }

            .nav-cta {
                display: none;
            }

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

            .category-hero .hero-sub {
                font-size: 15px;
            }

            .review-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

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

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

            .subscribe-box {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                width: 100%;
                flex-wrap: wrap;
            }

            .subscribe-form input[type="email"] {
                min-width: 100%;
                width: 100%;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

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

            .category-hero {
                padding: 32px 0 28px;
            }

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

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

            .category-hero .hero-stats {
                gap: 16px;
                flex-wrap: wrap;
            }

            .review-card .card-body {
                padding: 16px 16px 18px;
            }

            .review-card .card-title {
                font-size: 16px;
            }

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

            .ranking-item {
                padding: 12px 14px;
                gap: 10px;
            }

            .ranking-item .rank-num {
                font-size: 22px;
                min-width: 38px;
            }

            .ranking-item .rank-badge {
                font-size: 11px;
                padding: 2px 8px;
            }

            .subscribe-box {
                padding: 22px 16px;
            }

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

/* roulang page: category4 */
:root {
            --primary: #00E5B0;
            --primary-dark: #00c99a;
            --primary-glow: rgba(0, 229, 176, 0.4);
            --accent: #FF6B2C;
            --accent-soft: #FF9F1A;
            --bg: #0D1117;
            --bg-secondary: #181C21;
            --bg-tertiary: #1C2028;
            --border-color: #2A3038;
            --text-primary: #F0F4F8;
            --text-secondary: #B0BEC5;
            --text-muted: #89A0B0;
            --danger: #D64550;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 8px 28px rgba(0, 229, 176, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 20px;
            --space-section: 80px;
            --space-section-mobile: 56px;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-num: 'Rajdhani', 'Orbitron', 'Inter', 'Noto Sans SC', sans-serif;
            --header-height: 68px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 56px;
                --header-height: 60px;
            }
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

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

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        a:focus,
        button:focus,
        input:focus,
        textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

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

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

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

        .section-header h2 {
            font-size: 28px;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 56px;
            height: 3px;
            background: var(--primary);
            margin-top: 8px;
            border-radius: 2px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 680px;
            margin-top: 12px;
            line-height: 1.8;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
            font-family: var(--font-sans);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #0D1117;
            box-shadow: 0 0 16px var(--primary-glow);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 8px var(--primary-glow);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background-color: rgba(0, 229, 176, 0.08);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.25);
            transform: translateY(-1px);
        }

        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background-color: #e55a22;
            color: #fff;
            box-shadow: 0 0 16px rgba(255, 107, 44, 0.35);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 18px 36px;
            font-size: 18px;
            border-radius: 10px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(13, 17, 23, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--primary);
            color: #0D1117;
            font-size: 16px;
            flex-shrink: 0;
        }

        .logo-text {
            font-weight: 800;
            font-size: 19px;
            color: #fff;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(0, 229, 176, 0.06);
        }

        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 8px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            position: relative;
            z-index: 50;
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li+li::before {
            content: '/';
            color: var(--text-muted);
            font-size: 13px;
            opacity: 0.7;
        }

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

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

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

        .breadcrumb-back {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(0, 229, 176, 0.08);
            border: 1px solid rgba(0, 229, 176, 0.25);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
            white-space: nowrap;
        }

        .breadcrumb-back:hover {
            background: rgba(0, 229, 176, 0.15);
            color: var(--primary);
            box-shadow: 0 0 10px rgba(0, 229, 176, 0.15);
        }

        /* 分类 H1 区块 */
        .category-hero {
            position: relative;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 56px 0 48px;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(0, 229, 176, 0.08) 0%, rgba(13, 17, 23, 0.6) 60%, rgba(13, 17, 23, 0.95) 100%);
            pointer-events: none;
            z-index: 0;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: -60px;
            width: 300px;
            height: 300px;
            border: 2px dashed rgba(0, 229, 176, 0.15);
            border-radius: 50%;
            pointer-events: none;
            z-index: 0;
        }

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

        .category-hero h1 {
            font-size: 40px;
            font-weight: 800;
            margin: 0 0 12px 0;
            letter-spacing: -1px;
            color: var(--text-primary);
            position: relative;
            display: inline-block;
        }

        .category-hero h1::after {
            content: '';
            display: block;
            width: 64px;
            height: 3px;
            background: var(--primary);
            margin-top: 10px;
            border-radius: 2px;
        }

        .category-hero .hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            margin: 16px 0 0;
            line-height: 1.8;
        }

        .category-hero .hero-meta {
            display: flex;
            gap: 24px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .category-hero .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .category-hero .hero-meta i {
            color: var(--primary);
            font-size: 14px;
        }

        /* 卡片通用 */
        .card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(0, 229, 176, 0.35);
        }

        .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

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

        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(0, 229, 176, 0.1);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.45;
            color: var(--text-primary);
        }

        .card-title a {
            color: var(--text-primary);
            transition: var(--transition);
        }

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

        .card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 8;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
            margin-top: 14px;
        }

        .card-meta i {
            color: var(--primary);
            margin-right: 4px;
        }

        /* 文章列表主体 */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        /* 编辑推荐 */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .featured-item {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .featured-item:hover {
            border-color: rgba(0, 229, 176, 0.35);
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }

        .featured-item .fi-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(0, 229, 176, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }

        .featured-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .featured-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
            flex: 1;
        }

        .featured-item .fi-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 标签墙 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud a {
            display: inline-block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
        }

        .tag-cloud a:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: rgba(0, 229, 176, 0.06);
            box-shadow: 0 0 10px rgba(0, 229, 176, 0.12);
        }

        /* 特色说明 */
        .feature-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 12px;
        }

        .feature-point {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: var(--transition);
        }

        .feature-point:hover {
            border-color: rgba(0, 229, 176, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .feature-point .fp-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            font-family: var(--font-num);
            margin-bottom: 8px;
            display: block;
        }

        .feature-point h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }

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

        /* 热门排行 */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 22px;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .rank-item:hover {
            background: rgba(0, 229, 176, 0.04);
        }

        .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            font-family: var(--font-num);
            flex-shrink: 0;
        }

        .rank-num.top1 {
            background: var(--primary);
            color: #0D1117;
        }
        .rank-num.top2 {
            background: rgba(0, 229, 176, 0.3);
            color: var(--primary);
        }
        .rank-num.top3 {
            background: rgba(255, 107, 44, 0.25);
            color: var(--accent);
        }
        .rank-num.default {
            background: var(--bg-secondary);
            color: var(--text-muted);
            border: 1px solid var(--border-color);
        }

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

        .rank-info .ri-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .rank-info .ri-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        .rank-badge {
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .rank-badge.hot {
            background: rgba(255, 107, 44, 0.15);
            color: var(--accent);
            border: 1px solid rgba(255, 107, 44, 0.3);
        }
        .rank-badge.new {
            background: rgba(0, 229, 176, 0.12);
            color: var(--primary);
            border: 1px solid rgba(0, 229, 176, 0.25);
        }

        /* 订阅 CTA */
        .sub-cta {
            background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .sub-cta::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -5%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 229, 176, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .sub-cta .sc-text {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 240px;
        }

        .sub-cta h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

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

        .sub-form {
            display: flex;
            gap: 10px;
            position: relative;
            z-index: 1;
            flex-shrink: 0;
        }

        .sub-form input[type="email"] {
            background: var(--bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            font-size: 15px;
            color: var(--text-primary);
            font-family: var(--font-sans);
            min-width: 260px;
            transition: var(--transition);
        }

        .sub-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .sub-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 229, 176, 0.2);
            outline: none;
        }

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

        /* 查看更多 */
        .more-wrapper {
            text-align: center;
            margin-top: 12px;
        }

        /* 页脚 */
        .site-footer {
            background: #0A0C0E;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 24px;
            margin-top: 20px;
        }

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

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

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

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

        .footer-col ul li {
            margin: 0;
        }

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }

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

        /* 响应式 */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(13, 17, 23, 0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                flex-direction: column;
                gap: 0;
                padding: 12px 20px 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
                display: none;
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 14px 16px;
                font-size: 16px;
                width: 100%;
                border-radius: 8px;
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                background: rgba(0, 229, 176, 0.08);
            }

            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-sub {
                font-size: 15px;
            }
            .category-hero .hero-meta {
                gap: 14px;
            }

            .article-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .feature-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .rank-item {
                padding: 14px 16px;
                gap: 12px;
            }
            .sub-cta {
                padding: 24px 20px;
                flex-direction: column;
                align-items: stretch;
            }
            .sub-form {
                flex-direction: column;
            }
            .sub-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }
            .breadcrumb-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .card-body {
                padding: 16px 16px 20px;
            }
            .card-title {
                font-size: 16px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .section-header h2 {
                font-size: 22px;
            }
        }