/* roulang page: index */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }

        main, header, footer, .container {
            position: relative;
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 促销条 */
        .promo-bar {
            background: linear-gradient(135deg, var(--blue-primary), #1a3f8f);
            color: #fff;
            font-size: 13px;
            height: 36px;
            display: flex;
            align-items: center;
            overflow: hidden;
            position: relative;
            z-index: 50;
            letter-spacing: 0.3px;
        }

        .promo-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            white-space: nowrap;
        }

        .promo-bar i {
            color: var(--blue-glow);
            font-size: 14px;
        }

        /* 主导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }

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

        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }

        .nav-icon-btn:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.25);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
            border-radius: 12px;
        }

        /* 汉堡按钮 */
        .hamburger {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 20px;
            transition: var(--transition);
        }

        .hamburger:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 104px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 15, 36, 0.98);
            backdrop-filter: blur(20px);
            z-index: 99;
            padding: 24px 20px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
            transform: translateX(-100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-drawer a {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 17px;
            padding: 14px 18px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(46, 107, 255, 0.15);
            transition: var(--transition);
            display: block;
        }

        .mobile-drawer a:hover {
            background: rgba(46, 107, 255, 0.15);
            border-color: var(--blue-glow);
        }

        /* Glass Card */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }

        .glass-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 212, 255, 0.12);
            transform: translateY(-4px);
        }

        /* Hero */
        .hero {
            padding: 60px 0 70px;
            background-image: url('/assets/images/612cb07bd011c5be.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 15, 36, 0.92) 30%, rgba(13, 18, 41, 0.7) 70%, rgba(10, 15, 36, 0.9) 100%);
            z-index: 0;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .hero h1 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.4;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
            text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
            line-height: 1.9;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        /* 秒杀闪购条 */
        .flash-sale-bar {
            display: flex;
            align-items: center;
            gap: 14px;
            background: rgba(0, 212, 255, 0.08);
            border: 1px solid rgba(0, 212, 255, 0.3);
            border-radius: 12px;
            padding: 14px 20px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .flash-sale-bar .flash-label {
            font-weight: 700;
            color: var(--blue-glow);
            font-size: 15px;
            white-space: nowrap;
        }

        .flash-sale-bar .flash-timer {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .flash-sale-bar .timer-block {
            background: rgba(0, 0, 0, 0.5);
            border-radius: 6px;
            padding: 4px 10px;
            font-size: 18px;
            font-weight: 800;
            color: #fff;
            min-width: 40px;
            text-align: center;
            border: 1px solid rgba(0, 212, 255, 0.4);
        }

        .flash-sale-bar .timer-sep {
            color: var(--blue-glow);
            font-weight: 800;
            font-size: 18px;
        }

        .hero-product-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 212, 255, 0.35);
            border-radius: 18px;
            padding: 28px;
            backdrop-filter: blur(20px);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 212, 255, 0.15);
            position: relative;
            overflow: hidden;
        }

        .hero-product-card::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(0, 212, 255, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }

        .product-tag {
            display: inline-block;
            background: linear-gradient(135deg, #FF5C7C, #FF8A5C);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .hero-product-card h3 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .product-desc {
            color: var(--text-secondary);
            font-size: 14px;
            margin-bottom: 16px;
            line-height: 1.8;
        }

        .product-progress {
            margin-bottom: 16px;
        }

        .progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .progress-bar {
            height: 8px;
            background: rgba(0, 0, 0, 0.4);
            border-radius: 4px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--blue-primary), var(--blue-glow));
            border-radius: 4px;
            width: 68%;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
            transition: width 0.6s ease;
        }

        /* Section 通用 */
        section {
            padding: 60px 0;
            position: relative;
        }

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

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--blue-glow);
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.85;
        }

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

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        /* 功能卡片 */
        .feature-card {
            padding: 28px;
            border-radius: var(--radius-lg);
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(16px);
            transition: var(--transition);
            text-decoration: none;
            display: block;
            color: inherit;
        }

        .feature-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            transform: translateY(-5px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3), 0 0 28px rgba(0, 212, 255, 0.15);
        }

        .feature-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.2), rgba(0, 212, 255, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--blue-glow);
            margin-bottom: 16px;
            border: 1px solid rgba(0, 212, 255, 0.25);
        }

        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .feature-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 10px;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        /* 数据卡片 */
        .data-card {
            text-align: center;
            padding: 28px 20px;
            border-radius: var(--radius-lg);
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(14px);
            transition: var(--transition);
        }

        .data-card:hover {
            border-color: rgba(0, 212, 255, 0.4);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 212, 255, 0.1);
        }

        .data-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--blue-glow);
            margin-bottom: 6px;
            letter-spacing: 1px;
            text-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
        }

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

        /* 列表 */
        .info-list {
            list-style: none;
            padding: 0;
        }

        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            font-size: 14px;
        }

        .info-list li:last-child {
            border-bottom: none;
        }

        .info-list li i {
            color: var(--blue-glow);
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.35);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-family: var(--font-sans);
            letter-spacing: 0.3px;
        }

        .faq-question i {
            color: var(--blue-glow);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.85;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* 表格风格 */
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-glass);
        }

        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 14px;
        }

        .compare-table th {
            background: rgba(46, 107, 255, 0.15);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.5px;
        }

        .compare-table td {
            color: var(--text-secondary);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .highlight-row {
            background: rgba(0, 212, 255, 0.08);
            border-left: 3px solid var(--blue-glow);
        }

        /* 评价卡片 */
        .review-card {
            padding: 22px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(46, 107, 255, 0.15);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .review-card:hover {
            border-color: rgba(0, 212, 255, 0.35);
            background: rgba(255, 255, 255, 0.05);
        }

        .review-card .review-stars {
            color: #FFC24B;
            font-size: 13px;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }

        .review-card .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .review-card .review-author {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
        }

        /* 表单 */
        .promo-form-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 40px;
            backdrop-filter: blur(20px);
            max-width: 560px;
            margin: 0 auto;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 212, 255, 0.1);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .form-input {
            width: 100%;
            padding: 14px 18px;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(46, 107, 255, 0.3);
            border-radius: 10px;
            color: #fff;
            font-size: 15px;
            font-family: var(--font-sans);
            transition: var(--transition);
            outline: none;
        }

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

        .form-input:focus {
            border-color: var(--blue-glow);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            background: rgba(0, 0, 0, 0.5);
        }

        /* 页脚 */
        footer {
            background: #080C1A;
            border-top: 1px solid var(--border-glass);
            padding: 48px 0 30px;
            position: relative;
            z-index: 1;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
            letter-spacing: 0.2px;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
            margin-left: 16px;
        }

        .footer-bottom a:hover {
            color: var(--blue-glow);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero h1 {
                font-size: 30px;
            }

            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

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

            .nav-icons .btn-primary {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 23px;
            }

            .grid-3,
            .grid-4,
            .grid-2 {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .hero {
                min-height: auto;
                padding: 40px 0;
            }

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

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

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

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

            .promo-bar {
                font-size: 11px;
                height: 32px;
            }

            .main-nav {
                height: 60px;
            }

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

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

            .footer-bottom a {
                margin: 0 8px;
            }

            .promo-form-card {
                padding: 24px;
            }

            .flash-sale-bar {
                flex-direction: column;
                align-items: flex-start;
            }

            .data-number {
                font-size: 28px;
            }

            .compare-table {
                font-size: 12px;
            }

            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
            }
        }

        @media (max-width: 520px) {
            .grid-3,
            .grid-4,
            .grid-2 {
                grid-template-columns: 1fr;
            }

            .hero h1 {
                font-size: 22px;
                line-height: 1.5;
            }

            .section-title {
                font-size: 20px;
            }

            .hero-product-card {
                padding: 20px;
            }

            .hero-product-card h3 {
                font-size: 20px;
            }

            .flash-sale-bar .timer-block {
                font-size: 15px;
                min-width: 34px;
                padding: 3px 8px;
            }
        }

        /* focus 样式 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--blue-glow);
            outline-offset: 2px;
        }

        /* 标签 */
        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            background: rgba(46, 107, 255, 0.15);
            color: var(--blue-glow);
            border: 1px solid rgba(0, 212, 255, 0.3);
        }

        .badge-orange {
            background: rgba(255, 140, 60, 0.15);
            color: #FF8C3C;
            border-color: rgba(255, 140, 60, 0.3);
        }

        .badge-green {
            background: rgba(60, 220, 140, 0.15);
            color: #3CDC8C;
            border-color: rgba(60, 220, 140, 0.3);
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

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

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }

        main,
        header,
        footer,
        .container {
            position: relative;
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 促销公告条 */
        .promo-bar {
            background: linear-gradient(90deg, #1a3a8f 0%, #0d2a6b 50%, #1a3a8f 100%);
            color: #cfe0ff;
            font-size: 13px;
            padding: 4px 0;
            text-align: center;
            border-bottom: 1px solid rgba(0, 212, 255, 0.3);
            overflow: hidden;
            white-space: nowrap;
        }
        .promo-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            white-space: nowrap;
        }
        .promo-bar i {
            color: var(--blue-glow);
            margin-right: 6px;
        }
        .promo-bar strong {
            color: #fff;
            font-weight: 700;
            margin: 0 4px;
        }

        /* 主导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }

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

        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }

        .nav-icon-btn:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--blue-glow);
            box-shadow: 0 0 22px rgba(0, 212, 255, 0.25);
            background: rgba(0, 212, 255, 0.08);
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            cursor: pointer;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .hamburger:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 抽屉菜单 */
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(10, 15, 36, 0.75);
            backdrop-filter: blur(6px);
            z-index: 199;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            background: #0D1229;
            border-left: 1px solid var(--border-glass);
            z-index: 200;
            padding: 28px 20px;
            transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .drawer.active {
            right: 0;
        }
        .drawer .drawer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .drawer .drawer-logo .logo-mark {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            font-weight: 900;
            color: #fff;
        }
        .drawer ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .drawer ul li a {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
        }
        .drawer ul li a:hover,
        .drawer ul li a.active {
            background: rgba(46, 107, 255, 0.18);
            color: #fff;
        }
        .drawer .drawer-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .drawer .drawer-close:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }
        .drawer .btn-primary {
            width: 100%;
            justify-content: center;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            padding: 28px 0 4px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--blue-glow);
        }
        .breadcrumb .sep {
            color: var(--text-muted);
        }
        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 500;
        }

        /* 分类页头 */
        .cat-header {
            padding: 24px 0 32px;
            border-bottom: 1px solid var(--border-glass);
            margin-bottom: 32px;
        }
        .cat-header h1 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 1px;
            line-height: 1.3;
        }
        .cat-header .cat-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 780px;
            margin: 0;
            line-height: 1.8;
        }

        /* 筛选工具条 */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            backdrop-filter: blur(8px);
        }
        .filter-bar .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .filter-btn {
            padding: 8px 18px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: transparent;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover,
        .filter-btn.active-filter {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
        }
        .sort-select {
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: #0A0F24;
            color: var(--text-secondary);
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7A9E' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
        }
        .sort-select:hover,
        .sort-select:focus {
            border-color: var(--blue-glow);
            outline: none;
            color: #fff;
        }

        /* 卡片网格 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            border-color: rgba(0, 212, 255, 0.55);
            box-shadow: 0 0 32px rgba(0, 212, 255, 0.18);
            transform: translateY(-4px);
        }
        .article-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #0A0F24;
        }
        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
            display: block;
        }
        .article-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .article-card .card-img-wrap .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(10, 15, 36, 0.7) 100%);
            pointer-events: none;
        }
        .article-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(46, 107, 255, 0.85);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            letter-spacing: 0.5px;
            backdrop-filter: blur(4px);
        }
        .article-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
            line-height: 1.45;
            letter-spacing: 0.3px;
        }
        .article-card .card-body h3 a {
            color: #fff;
            text-decoration: none;
            transition: var(--transition);
        }
        .article-card .card-body h3 a:hover {
            color: var(--blue-glow);
        }
        .article-card .card-body .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 14px;
            flex: 1;
        }
        .article-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .article-card .card-body .card-meta i {
            font-size: 13px;
        }
        .article-card .card-body .card-meta .dot {
            width: 3px;
            height: 3px;
            background: var(--text-muted);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* 板块标题 */
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            gap: 16px;
            flex-wrap: wrap;
        }
        .section-head h2 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin: 0;
            letter-spacing: 0.8px;
            position: relative;
            padding-left: 16px;
        }
        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            background: linear-gradient(180deg, var(--blue-primary), var(--blue-glow));
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
        }
        .section-head .view-more {
            font-size: 14px;
            color: var(--text-secondary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .section-head .view-more:hover {
            color: var(--blue-glow);
            gap: 10px;
        }

        /* 热门标签 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
            margin-bottom: 32px;
        }
        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            text-decoration: none;
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.15);
            transform: translateY(-2px);
        }
        .tag-cloud a .fa-hashtag {
            font-size: 11px;
            color: var(--blue-glow);
            opacity: 0.8;
        }

        /* 编辑精选 */
        .featured-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            border-color: rgba(0, 212, 255, 0.55);
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.15);
            transform: translateY(-3px);
        }
        .featured-card .featured-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #0A0F24;
            position: relative;
        }
        .featured-card .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: var(--transition);
        }
        .featured-card:hover .featured-img img {
            transform: scale(1.04);
        }
        .featured-card .featured-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 6px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .featured-card .featured-body {
            padding: 16px 20px 18px;
            flex: 1;
        }
        .featured-card .featured-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
            line-height: 1.45;
        }
        .featured-card .featured-body h3 a {
            color: #fff;
            text-decoration: none;
            transition: var(--transition);
        }
        .featured-card .featured-body h3 a:hover {
            color: var(--blue-glow);
        }
        .featured-card .featured-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0 0 10px;
        }
        .featured-card .featured-body .featured-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 相关分类 */
        .related-cats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }
        .rel-cat-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            text-decoration: none;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .rel-cat-link:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.06);
            transform: translateY(-3px);
            box-shadow: 0 0 22px rgba(0, 212, 255, 0.12);
        }
        .rel-cat-link .rel-cat-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.35), rgba(0, 212, 255, 0.25));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--blue-glow);
            flex-shrink: 0;
        }
        .rel-cat-link .rel-cat-text {
            flex: 1;
        }
        .rel-cat-link .rel-cat-text strong {
            display: block;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .rel-cat-link .rel-cat-text span {
            font-size: 12px;
            color: var(--text-muted);
        }
        .rel-cat-link .fa-chevron-right {
            color: var(--text-muted);
            font-size: 13px;
            transition: var(--transition);
        }
        .rel-cat-link:hover .fa-chevron-right {
            color: var(--blue-glow);
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-section {
            margin-bottom: 40px;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.35);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            user-select: none;
            transition: var(--transition);
        }
        .faq-item .faq-question:hover {
            background: rgba(0, 212, 255, 0.04);
        }
        .faq-item .faq-question h3 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0;
            line-height: 1.5;
        }
        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: rgba(46, 107, 255, 0.15);
            color: var(--blue-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            transition: var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: rgba(0, 212, 255, 0.2);
        }
        .faq-item .faq-answer {
            padding: 0 20px 18px;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* CTA */
        .cta-section {
            margin-bottom: 48px;
        }
        .cta-box {
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.12) 0%, rgba(0, 212, 255, 0.06) 100%);
            border: 1px solid rgba(0, 212, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            backdrop-filter: blur(10px);
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(0, 212, 255, 0.05) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-box h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 1px;
            position: relative;
        }
        .cta-box p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.75;
            position: relative;
        }
        .cta-box .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
        }

        /* 页脚 */
        footer {
            background: #0A0F24;
            border-top: 1px solid var(--border-glass);
            padding: 48px 0 24px;
            margin-top: 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 380px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--blue-glow);
            gap: 10px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(46, 107, 255, 0.15);
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            margin-left: 14px;
        }
        .footer-bottom a:hover {
            color: var(--blue-glow);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-cats {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-icons .btn-primary {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .main-nav {
                height: 60px;
            }
            .cat-header h1 {
                font-size: 24px;
            }
            .cat-header .cat-desc {
                font-size: 15px;
            }
            .filter-bar {
                padding: 12px 14px;
                gap: 8px;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .featured-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .related-cats {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .cta-box {
                padding: 36px 22px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .section-head h2 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom a {
                margin-left: 0;
                margin-right: 14px;
            }
            .promo-bar {
                font-size: 12px;
                letter-spacing: 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .logo {
                font-size: 22px;
            }
            .logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .cat-header h1 {
                font-size: 20px;
                letter-spacing: 0.5px;
            }
            .filter-btn {
                padding: 6px 12px;
                font-size: 13px;
            }
            .sort-select {
                font-size: 13px;
                padding: 6px 12px;
                padding-right: 30px;
            }
            .article-card .card-body h3 {
                font-size: 15px;
            }
            .tag-cloud a {
                font-size: 12px;
                padding: 5px 12px;
            }
            .cta-actions {
                flex-direction: column;
                width: 100%;
            }
            .cta-actions .btn-primary,
            .cta-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .faq-item .faq-question h3 {
                font-size: 14px;
            }
            .faq-item .faq-question {
                padding: 13px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 14px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }

        main,
        header,
        footer,
        .container {
            position: relative;
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 促销公告条 */
        .promo-bar {
            background: linear-gradient(90deg, #1a2b6b, #2E6BFF, #1a2b6b);
            color: #fff;
            font-size: 13px;
            padding: 8px 0;
            text-align: center;
            position: relative;
            z-index: 101;
            overflow: hidden;
            border-bottom: 1px solid rgba(0, 212, 255, 0.3);
        }

        .promo-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            white-space: nowrap;
        }

        .promo-bar .promo-text {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        .promo-bar .promo-badge {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 20px;
            padding: 2px 12px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        /* 主导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }

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

        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }

        .nav-icon-btn:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--blue-glow);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.25);
            background: rgba(0, 212, 255, 0.08);
            transform: translateY(-2px);
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 16px;
        }

        .hamburger:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 移动端抽屉菜单 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: rgba(13, 18, 41, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-left: 1px solid var(--border-glass);
            z-index: 200;
            transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 20px;
            overflow-y: auto;
            box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
        }

        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-glass);
        }

        .mobile-drawer-close {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 14px;
            transition: var(--transition);
        }

        .mobile-drawer-close:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

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

        .mobile-drawer ul li a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
            padding: 14px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        }

        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.15);
        }

        .mobile-drawer-cta {
            margin-top: 20px;
            width: 100%;
            justify-content: center;
        }

        /* 抽屉遮罩 */
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 150;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .drawer-overlay.show {
            display: block;
            opacity: 1;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 11px;
        }

        .breadcrumb .current {
            color: var(--blue-glow);
            font-weight: 500;
        }

        /* 分类头部 */
        .category-header {
            padding: 48px 0 32px;
            border-bottom: 1px solid rgba(46, 107, 255, 0.12);
            margin-bottom: 40px;
            position: relative;
        }

        .category-header::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 160px;
            height: 2px;
            background: linear-gradient(90deg, var(--blue-primary), var(--blue-glow));
            border-radius: 2px;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }

        .category-title {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 12px;
            line-height: 1.3;
            text-shadow: 0 0 30px rgba(46, 107, 255, 0.3);
        }

        .category-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        /* 筛选工具条 */
        .filter-toolbar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            margin-bottom: 32px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 7px 18px;
            border-radius: 20px;
            border: 1px solid rgba(46, 107, 255, 0.2);
            background: transparent;
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .filter-btn:hover,
        .filter-btn.active {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.15);
        }

        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sort-select {
            padding: 7px 14px;
            border-radius: 8px;
            border: 1px solid rgba(46, 107, 255, 0.25);
            background: rgba(13, 18, 41, 0.9);
            color: var(--text-primary);
            font-size: 13px;
            font-family: var(--font-sans);
            cursor: pointer;
            outline: none;
            transition: var(--transition);
        }

        .sort-select:focus {
            border-color: var(--blue-glow);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.2);
        }

        .sort-select option {
            background: var(--bg-secondary);
            color: var(--text-primary);
        }

        /* 玻璃拟态卡片 */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            transition: var(--transition);
        }

        .glass-card:hover {
            border-color: rgba(0, 212, 255, 0.6);
            box-shadow: 0 8px 30px rgba(46, 107, 255, 0.3), 0 0 40px rgba(0, 212, 255, 0.15);
            transform: translateY(-4px);
        }

        /* 游戏卡片 */
        .game-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 40px;
        }

        .game-card {
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .game-card .card-cover {
            position: relative;
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .game-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .game-card:hover .card-cover img {
            transform: scale(1.06);
        }

        .game-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(10, 15, 36, 0.7) 100%);
            pointer-events: none;
        }

        .game-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            background: rgba(10, 15, 36, 0.8);
            border: 1px solid rgba(0, 212, 255, 0.4);
            border-radius: 20px;
            font-size: 11px;
            font-weight: 600;
            color: var(--blue-glow);
            letter-spacing: 0.5px;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

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

        .game-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }

        .game-card .card-summary {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }

        .game-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .game-card .card-meta .tag {
            padding: 3px 10px;
            background: rgba(46, 107, 255, 0.12);
            border: 1px solid rgba(46, 107, 255, 0.2);
            border-radius: 14px;
            font-size: 11px;
            color: var(--blue-glow);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .game-card .card-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* 标签云 */
        .tag-cloud-section {
            padding: 32px 0;
            border-top: 1px solid rgba(46, 107, 255, 0.1);
            border-bottom: 1px solid rgba(46, 107, 255, 0.1);
            margin-bottom: 40px;
        }

        .tag-cloud {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .tag-cloud a {
            padding: 8px 18px;
            border-radius: 20px;
            border: 1px solid rgba(46, 107, 255, 0.25);
            color: var(--text-secondary);
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
            letter-spacing: 0.3px;
            background: rgba(255, 255, 255, 0.02);
        }

        .tag-cloud a:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
            background: rgba(0, 212, 255, 0.06);
            transform: translateY(-2px);
        }

        /* 编辑精选 */
        .editor-pick-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 20px;
        }

        .editor-card {
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .editor-card .card-cover {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .editor-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .editor-card .editor-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            border-radius: 20px;
            font-size: 11px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            box-shadow: 0 0 16px rgba(46, 107, 255, 0.5);
        }

        .editor-card .card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .editor-card .card-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
            letter-spacing: 0.2px;
        }

        .editor-card .card-summary {
            font-size: 12.5px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
            flex: 1;
        }

        /* 热门游戏推荐 */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

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

        .recommend-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 20px rgba(46, 107, 255, 0.2);
            transform: translateY(-2px);
        }

        .recommend-card .recommend-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.2), rgba(0, 212, 255, 0.12));
            border: 1px solid rgba(46, 107, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--blue-glow);
            flex-shrink: 0;
        }

        .recommend-card .recommend-info h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 2px;
            letter-spacing: 0.3px;
        }

        .recommend-card .recommend-info p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        /* 相关分类入口 */
        .related-cats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 20px;
        }

        .related-cat-card {
            padding: 22px 18px;
            text-align: center;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            transition: var(--transition);
            text-decoration: none;
            display: block;
        }

        .related-cat-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.25);
            transform: translateY(-3px);
        }

        .related-cat-card .cat-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.2), rgba(0, 212, 255, 0.1));
            border: 1px solid rgba(46, 107, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--blue-glow);
            margin: 0 auto 12px;
        }

        .related-cat-card h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }

        .related-cat-card p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        /* FAQ */
        .faq-section {
            padding: 40px 0;
            border-top: 1px solid rgba(46, 107, 255, 0.1);
        }

        .faq-item {
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-card);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.4);
            box-shadow: 0 0 18px rgba(46, 107, 255, 0.15);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            user-select: none;
            gap: 12px;
        }

        .faq-question .faq-q-text {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.3px;
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--blue-glow);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* 底部 CTA */
        .bottom-cta-section {
            padding: 56px 0 64px;
            text-align: center;
            background: radial-gradient(ellipse at 50% 100%, rgba(46, 107, 255, 0.12) 0%, transparent 60%);
            border-top: 1px solid rgba(46, 107, 255, 0.15);
            margin-top: 40px;
        }

        .bottom-cta-section .cta-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .bottom-cta-section .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        .bottom-cta-section .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* 表单样式 */
        .subscribe-form {
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 480px;
            margin: 20px auto 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: 10px;
            border: 1px solid rgba(46, 107, 255, 0.3);
            background: rgba(13, 18, 41, 0.9);
            color: var(--text-primary);
            font-size: 14px;
            font-family: var(--font-sans);
            outline: none;
            transition: var(--transition);
        }

        .subscribe-input:focus {
            border-color: var(--blue-glow);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
        }

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

        /* 板块标题 */
        .section-title {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 52px;
            height: 3px;
            background: linear-gradient(90deg, var(--blue-primary), var(--blue-glow));
            border-radius: 3px;
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.4);
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 12px;
            line-height: 1.7;
            max-width: 640px;
        }

        .section-header {
            margin-bottom: 20px;
        }

        /* 页脚 */
        footer {
            background: rgba(8, 12, 28, 0.95);
            border-top: 1px solid var(--border-glass);
            padding: 48px 0 24px;
            position: relative;
            z-index: 1;
        }

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

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand span {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 340px;
        }

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

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

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

        .footer-col ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 13px;
            transition: var(--transition);
            letter-spacing: 0.2px;
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(46, 107, 255, 0.12);
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
            margin-left: 16px;
        }

        .footer-bottom a:hover {
            color: var(--blue-glow);
        }

        .footer-bottom a:first-child {
            margin-left: 0;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .game-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .editor-pick-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .related-cats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

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

        @media (max-width: 768px) {
            .main-nav {
                height: 60px;
            }

            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .nav-icons .btn-primary {
                display: none;
            }

            .nav-icon-btn {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }

            .category-title {
                font-size: 26px;
            }

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

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

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

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

            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }

            .filter-sort {
                margin-left: 0;
                width: 100%;
            }

            .sort-select {
                flex: 1;
            }

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

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

            .footer-bottom a {
                margin-left: 0;
                margin-right: 16px;
            }

            .promo-bar .promo-text {
                font-size: 11px;
                gap: 4px;
            }

            .promo-bar .promo-badge {
                font-size: 10px;
                padding: 2px 8px;
            }

            .bottom-cta-section .cta-title {
                font-size: 22px;
            }

            .section-title {
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .category-title {
                font-size: 22px;
            }

            .category-header {
                padding: 32px 0 24px;
                margin-bottom: 28px;
            }

            .game-card .card-body {
                padding: 14px 16px 16px;
            }

            .game-card .card-title {
                font-size: 15px;
            }

            .editor-card .card-body {
                padding: 12px 14px 14px;
            }

            .editor-card .card-title {
                font-size: 13.5px;
            }

            .btn-primary {
                padding: 10px 20px;
                font-size: 13px;
            }

            .btn-secondary {
                padding: 10px 20px;
                font-size: 13px;
            }

            .logo {
                font-size: 22px;
            }

            .logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 15px;
                border-radius: 7px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }
        main,
        header,
        footer,
        .container {
            position: relative;
            z-index: 1;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        * {
            box-sizing: border-box;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
        }

        /* 促销条 */
        .promo-bar {
            background: linear-gradient(90deg, #1a1f3a 0%, #0D1229 50%, #1a1f3a 100%);
            border-bottom: 1px solid rgba(46, 107, 255, 0.15);
            padding: 6px 0;
            overflow: hidden;
            position: relative;
            z-index: 101;
        }
        .promo-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            white-space: nowrap;
            animation: promoScroll 18s linear infinite;
        }
        @keyframes promoScroll {
            0% { transform: translateX(60px); }
            100% { transform: translateX(-220px); }
        }
        .promo-bar span {
            font-size: 12px;
            color: #b8c6e8;
            letter-spacing: 0.5px;
        }
        .promo-bar .promo-icon {
            color: var(--blue-glow);
            font-size: 12px;
            animation: pulseIcon 2s ease-in-out infinite;
        }
        @keyframes pulseIcon {
            0%, 100% { opacity: 0.7; }
            50% { opacity: 1; }
        }

        /* 主导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
        }
        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }
        .nav-icons {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }
        .nav-icon-btn:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition);
        }
        .hamburger:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: 20px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--blue-glow);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.5;
        }
        .breadcrumb .current {
            color: var(--text-secondary);
        }

        /* 分类头部 */
        .category-header {
            padding: 30px 0 20px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border-bottom: 1px solid rgba(46, 107, 255, 0.12);
            margin-bottom: 36px;
            position: relative;
        }
        .category-header::before {
            content: '';
            position: absolute;
            top: -40px;
            right: 0;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        .category-header-content {
            position: relative;
            z-index: 1;
        }
        .category-header h1 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 10px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }
        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.8;
            margin: 0;
        }
        .category-header .header-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 212, 255, 0.12);
            border: 1px solid rgba(0, 212, 255, 0.3);
            border-radius: 20px;
            padding: 5px 16px;
            font-size: 12px;
            color: var(--blue-glow);
            font-weight: 600;
            letter-spacing: 0.5px;
            position: relative;
            z-index: 1;
            white-space: nowrap;
        }

        /* 筛选工具条 */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-group label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.5px;
        }
        .filter-chip {
            padding: 7px 18px;
            border-radius: 20px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-secondary);
            font-size: 13px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.12);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.1);
        }
        .filter-sort {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sort-select {
            padding: 8px 14px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            font-size: 13px;
            cursor: pointer;
            transition: var(--transition);
            font-family: inherit;
        }
        .sort-select:focus {
            outline: none;
            border-color: var(--blue-glow);
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.15);
        }

        /* 活动卡片网格 */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 48px;
        }
        .event-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: relative;
        }
        .event-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 28px rgba(0, 212, 255, 0.12);
            transform: translateY(-4px);
        }
        .event-card .card-image {
            height: 160px;
            overflow: hidden;
            flex-shrink: 0;
            position: relative;
        }
        .event-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .event-card:hover .card-image img {
            transform: scale(1.05);
        }
        .event-card .card-image .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 15, 36, 0.8);
            backdrop-filter: blur(8px);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 12px;
            color: var(--blue-glow);
            border: 1px solid rgba(0, 212, 255, 0.3);
            font-weight: 600;
        }
        .event-card .card-image .card-status {
            position: absolute;
            top: 12px;
            right: 12px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            padding: 3px 10px;
            border-radius: 6px;
            font-size: 11px;
            color: #fff;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .event-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .event-card .card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .event-card .card-tags span {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 20px;
            background: rgba(46, 107, 255, 0.15);
            color: #8bb8ff;
            border: 1px solid rgba(46, 107, 255, 0.2);
            letter-spacing: 0.3px;
        }
        .event-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
            line-height: 1.5;
            letter-spacing: 0.3px;
        }
        .event-card .card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
        }
        .event-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--blue-glow);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }
        .event-card .card-link:hover {
            color: #fff;
            gap: 10px;
        }

        /* 查看更多 */
        .load-more-wrap {
            text-align: center;
            margin: -16px 0 56px;
        }
        .load-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 36px;
            border-radius: 10px;
            border: 1px solid rgba(0, 212, 255, 0.4);
            background: rgba(0, 212, 255, 0.06);
            color: var(--text-primary);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.5px;
        }
        .load-more-btn:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.12);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.15);
        }

        /* 热门标签云 */
        .tag-cloud-section {
            margin-bottom: 48px;
            padding: 28px 0;
            border-top: 1px solid rgba(46, 107, 255, 0.1);
            border-bottom: 1px solid rgba(46, 107, 255, 0.1);
        }
        .tag-cloud-section .section-label {
            font-size: 14px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 18px;
            border-radius: 22px;
            border: 1px solid rgba(46, 107, 255, 0.2);
            background: rgba(46, 107, 255, 0.06);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .tag-cloud a:hover {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.12);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.08);
        }

        /* 编辑精选 */
        .editor-picks {
            margin-bottom: 48px;
        }
        .editor-picks .section-title {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 20px;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .editor-picks .section-title .title-icon {
            font-size: 20px;
            color: var(--blue-glow);
        }
        .picks-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .pick-card {
            display: flex;
            gap: 14px;
            padding: 16px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            transition: var(--transition);
            align-items: center;
            cursor: pointer;
        }
        .pick-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.05);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .pick-card img {
            width: 70px;
            height: 70px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .pick-card .pick-info h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 4px;
            line-height: 1.4;
        }
        .pick-card .pick-info p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }
        .pick-card .pick-info .pick-date {
            font-size: 11px;
            color: var(--text-muted);
            display: block;
            margin-top: 4px;
        }
        .pick-badge {
            margin-left: auto;
            flex-shrink: 0;
            font-size: 11px;
            color: #ffcc66;
            background: rgba(255, 204, 102, 0.12);
            border: 1px solid rgba(255, 204, 102, 0.3);
            border-radius: 5px;
            padding: 3px 8px;
            font-weight: 600;
        }

        /* 相关分类入口 */
        .related-categories {
            margin-bottom: 48px;
            padding: 32px 28px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            position: relative;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .related-categories .section-title {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 18px;
            letter-spacing: 0.5px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .related-cat-card {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 16px 18px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(46, 107, 255, 0.2);
            background: rgba(255, 255, 255, 0.02);
            transition: var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .related-cat-card:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.06);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
            transform: translateY(-2px);
        }
        .related-cat-card .cat-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(46, 107, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--blue-glow);
            font-size: 16px;
            flex-shrink: 0;
        }
        .related-cat-card .cat-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }
        .related-cat-card .cat-arrow {
            margin-left: auto;
            color: var(--text-muted);
            font-size: 13px;
            transition: var(--transition);
        }
        .related-cat-card:hover .cat-arrow {
            color: var(--blue-glow);
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-section {
            margin-bottom: 48px;
        }
        .faq-section .section-title {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 24px;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-section .section-title .title-icon {
            font-size: 20px;
            color: var(--blue-glow);
        }
        .faq-item {
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.03);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.35);
            background: rgba(255, 255, 255, 0.05);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            color: var(--text-primary);
            font-size: 15px;
            font-weight: 600;
            text-align: left;
            gap: 12px;
            transition: var(--transition);
            font-family: inherit;
            letter-spacing: 0.3px;
        }
        .faq-question:hover {
            color: #fff;
        }
        .faq-question .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 7px;
            background: rgba(46, 107, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--blue-glow);
            font-size: 13px;
            transition: var(--transition);
            border: 1px solid rgba(46, 107, 255, 0.2);
        }
        .faq-item.open .faq-toggle {
            transform: rotate(180deg);
            background: rgba(0, 212, 255, 0.18);
            border-color: rgba(0, 212, 255, 0.4);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* 底部 CTA */
        .cta-section {
            margin-bottom: 56px;
            padding: 48px 32px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-glass);
            text-align: center;
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.08) 0%, transparent 60%);
            pointer-events: none;
            z-index: 0;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.5px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 480px;
            margin: 0 auto 28px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* 页脚 */
        footer {
            background: rgba(10, 15, 36, 0.95);
            border-top: 1px solid var(--border-glass);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            padding: 48px 0 28px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 14px;
            transition: var(--transition);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--blue-glow);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(46, 107, 255, 0.12);
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: var(--transition);
            margin-left: 14px;
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--blue-glow);
        }

        /* 移动端抽屉菜单 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -320px;
            width: 280px;
            height: 100vh;
            background: rgba(10, 15, 36, 0.98);
            border-left: 1px solid var(--border-glass);
            z-index: 200;
            transition: right 0.3s ease;
            padding: 20px;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer .drawer-close {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 16px;
            margin-bottom: 20px;
            margin-left: auto;
        }
        .mobile-drawer .drawer-links {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .mobile-drawer .drawer-links li a {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            text-decoration: none;
        }
        .mobile-drawer .drawer-links li a:hover,
        .mobile-drawer .drawer-links li a.active {
            background: rgba(46, 107, 255, 0.18);
            color: #fff;
        }
        .mobile-drawer .drawer-cta {
            width: 100%;
            justify-content: center;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 150;
        }
        .drawer-overlay.open {
            display: block;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .picks-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-icons .btn-primary {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .category-header .category-desc {
                font-size: 14px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
            }
            .filter-sort {
                width: 100%;
            }
            .sort-select {
                flex: 1;
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .picks-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .logo {
                font-size: 22px;
            }
            .logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .main-nav {
                height: 60px;
            }
            .category-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .footer-bottom a {
                margin-left: 0;
                margin-right: 14px;
            }
            .breadcrumb {
                font-size: 12px;
            }
            .promo-bar span {
                font-size: 11px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            position: relative;
        }
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }
        main, header, footer, .container, .promo-bar {
            position: relative;
            z-index: 1;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        .promo-bar {
            background: linear-gradient(90deg, #1a2f6b, #0d4f8b);
            color: #fff;
            font-size: 13px;
            padding: 8px 0;
            text-align: center;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .promo-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .promo-bar i {
            color: var(--blue-glow);
            margin-right: 4px;
        }
        /* Header and Navigation */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
        }
        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
            display: inline-block;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }
        .nav-icons {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }
        .nav-icon-btn:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 18px;
        }
        .hamburger:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }
        .mobile-menu {
            display: none;
            background: rgba(10, 15, 36, 0.98);
            border-bottom: 1px solid var(--border-glass);
            padding: 16px 20px;
            position: sticky;
            top: 68px;
            z-index: 99;
        }
        .mobile-menu ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-menu ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 16px;
            transition: var(--transition);
        }
        .mobile-menu ul li a:hover,
        .mobile-menu ul li a.active {
            color: #fff;
        }
        /* Section Common */
        .section {
            padding: 48px 0;
        }
        .section-title {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 8px;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
        }
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            overflow: hidden;
        }
        .glass-card:hover {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
            transform: translateY(-4px);
        }
        .card-image {
            width: 100%;
            height: 160px;
            object-fit: cover;
            background-color: #1a1f3a;
            display: block;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .card-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 20px;
            background: rgba(46, 107, 255, 0.12);
            color: var(--blue-glow);
            font-size: 12px;
            border: 1px solid rgba(46, 107, 255, 0.3);
            text-decoration: none;
            transition: var(--transition);
        }
        .tag:hover {
            background: rgba(46, 107, 255, 0.25);
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.2);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--blue-glow);
        }
        .breadcrumb span {
            color: var(--text-muted);
        }
        /* Filter bar */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 32px;
        }
        .filter-btn {
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-secondary);
            font-size: 14px;
            cursor: default;
            transition: var(--transition);
            user-select: none;
        }
        .filter-btn:hover,
        .filter-btn.active {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(46, 107, 255, 0.15);
        }
        /* Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        /* Tags cloud */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .tags-cloud .tag {
            font-size: 14px;
            padding: 8px 18px;
        }
        /* Editorial picks */
        .editorial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
        }
        /* Category entries */
        .category-entry-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .category-entry {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 20px 30px;
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 600;
            min-width: 180px;
        }
        .category-entry:hover {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.06);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
            transform: translateY(-2px);
        }
        .category-entry i {
            color: var(--blue-glow);
            font-size: 18px;
        }
        /* FAQ */
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--text-primary);
            user-select: none;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-family: inherit;
        }
        .faq-question:hover {
            background: rgba(46, 107, 255, 0.06);
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--blue-glow);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, rgba(46,107,255,0.1), rgba(0,212,255,0.05));
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
        }
        .cta-section h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .cta-section p {
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto 24px;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 450px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.05);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }
        .subscribe-form input:focus {
            border-color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }
        /* Footer */
        footer {
            background: #080c1a;
            border-top: 1px solid var(--border-glass);
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .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-secondary);
            text-decoration: none;
            transition: var(--transition);
            font-size: 14px;
        }
        .footer-col ul li a:hover {
            color: var(--blue-glow);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.05);
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            margin-left: 16px;
        }
        .footer-bottom a:hover {
            color: var(--blue-glow);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: block;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .main-nav {
                height: 60px;
            }
            .logo {
                font-size: 22px;
            }
            .logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .promo-bar {
                font-size: 12px;
            }
            .nav-icons .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
            .card-grid,
            .editorial-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 32px 0;
            }
            .cta-section {
                padding: 24px 16px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .filter-bar {
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0A0F24;
            --bg-secondary: #0D1229;
            --bg-card: rgba(255, 255, 255, 0.04);
            --blue-primary: #2E6BFF;
            --blue-glow: #00D4FF;
            --text-primary: #E6F0FF;
            --text-secondary: #9AA7C7;
            --text-muted: #6B7A9E;
            --border-glass: rgba(46, 107, 255, 0.25);
            --shadow-glow: 0 0 30px rgba(46, 107, 255, 0.25);
            --shadow-glow-lg: 0 0 50px rgba(0, 212, 255, 0.35);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(46, 107, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(10, 15, 36, 0.9) 0%, #0A0F24 100%);
            pointer-events: none;
            z-index: 0;
        }

        main,
        header,
        footer,
        .container {
            position: relative;
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 促销公告条 */
        .promo-bar {
            background: linear-gradient(90deg, #0D1229, #11204A, #0D1229);
            border-bottom: 1px solid rgba(46, 107, 255, 0.2);
            color: var(--text-secondary);
            font-size: 13px;
            padding: 8px 0;
            overflow: hidden;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .promo-bar .promo-inner {
            display: inline-block;
            animation: promo-scroll 32s linear infinite;
            padding-left: 100%;
        }
        .promo-bar span {
            margin: 0 32px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--blue-glow);
        }
        .promo-bar span i {
            font-size: 10px;
        }
        @keyframes promo-scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-100%); }
        }

        /* 主导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 36, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 1px;
            position: relative;
            flex-shrink: 0;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--blue-primary), var(--blue-glow));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-links li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.18);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--blue-glow);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--blue-glow);
        }

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

        .nav-icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
            outline: none;
        }

        .nav-icon-btn:hover,
        .nav-icon-btn:focus-visible {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #2E6BFF, #00D4FF);
            color: #fff;
            font-weight: 700;
            padding: 11px 24px;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            box-shadow: 0 0 24px rgba(46, 107, 255, 0.4);
            white-space: nowrap;
            outline: none;
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
            transform: translateY(-2px);
            filter: brightness(1.15);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 11px 24px;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid rgba(0, 212, 255, 0.5);
            cursor: pointer;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: var(--transition);
            white-space: nowrap;
            outline: none;
        }

        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            border-color: var(--blue-glow);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.18);
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 18px;
            outline: none;
        }

        .hamburger:hover,
        .hamburger:focus-visible {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 15, 36, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 99;
            padding: 24px 20px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            border-top: 1px solid var(--border-glass);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-drawer ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-drawer ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 17px;
            font-weight: 500;
            padding: 14px 16px;
            border-radius: var(--radius-md);
            display: block;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: #fff;
            background: rgba(46, 107, 255, 0.15);
            border-color: var(--border-glass);
        }

        .mobile-drawer .drawer-cta {
            margin-top: 16px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            padding: 28px 0 0;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb .current {
            color: var(--text-secondary);
        }

        /* 分类页顶部区域 */
        .category-header {
            padding: 32px 0 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .category-header-left {
            flex: 1;
            min-width: 280px;
        }

        .category-header h1 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .category-header h1 span {
            background: linear-gradient(135deg, var(--blue-glow), var(--blue-primary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .category-header .desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 560px;
        }

        /* 优惠券墙 */
        .coupon-wall {
            display: flex;
            gap: 14px;
            flex-shrink: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .coupon-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            min-width: 170px;
            text-align: center;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .coupon-card::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .coupon-card:hover {
            border-color: rgba(0, 212, 255, 0.4);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }

        .coupon-card.featured {
            min-width: 220px;
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: var(--shadow-glow);
            background: rgba(46, 107, 255, 0.08);
            transform: scale(1.02);
        }

        .coupon-card.featured:hover {
            box-shadow: var(--shadow-glow-lg);
            transform: scale(1.04);
        }

        .coupon-card .coupon-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--blue-glow);
            line-height: 1.2;
        }

        .coupon-card .coupon-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 6px 0 12px;
        }

        .coupon-card .coupon-btn {
            font-size: 13px;
            padding: 7px 18px;
            border-radius: 6px;
            border: 1px solid rgba(0, 212, 255, 0.5);
            color: var(--blue-glow);
            background: transparent;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
            outline: none;
        }

        .coupon-card .coupon-btn:hover,
        .coupon-card .coupon-btn:focus-visible {
            background: rgba(0, 212, 255, 0.12);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.25);
        }

        /* 筛选工具条 */
        .filter-bar {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-group .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .filter-chip {
            padding: 8px 16px;
            border-radius: 20px;
            border: 1px solid rgba(46, 107, 255, 0.2);
            background: rgba(46, 107, 255, 0.06);
            color: var(--text-secondary);
            font-size: 13px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
            outline: none;
            white-space: nowrap;
        }

        .filter-chip:hover,
        .filter-chip:focus-visible {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.1);
        }

        .filter-chip.active {
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.3), rgba(0, 212, 255, 0.2));
            border-color: var(--blue-glow);
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.2);
        }

        .sort-select {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            color: var(--text-secondary);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            cursor: pointer;
            outline: none;
            transition: var(--transition);
            font-family: var(--font-sans);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239AA7C7' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
        }

        .sort-select:hover,
        .sort-select:focus-visible {
            border-color: var(--blue-glow);
            color: var(--text-primary);
        }

        /* 卡片网格 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .data-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            overflow: hidden;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .data-card:hover {
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .data-card .card-cover {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: #0D1229;
        }

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

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

        .data-card .card-cover .cover-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 15, 36, 0.75);
            border: 1px solid rgba(0, 212, 255, 0.3);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: var(--blue-glow);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            letter-spacing: 0.5px;
        }

        .data-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 8px;
        }

        .data-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            text-decoration: none;
            transition: var(--transition);
            display: block;
        }

        .data-card .card-title:hover {
            color: var(--blue-glow);
        }

        .data-card .card-date {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .data-card .card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .data-card .card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .data-card .card-tags span {
            font-size: 12px;
            color: var(--text-muted);
            background: rgba(46, 107, 255, 0.08);
            border: 1px solid rgba(46, 107, 255, 0.15);
            padding: 3px 10px;
            border-radius: 4px;
            transition: var(--transition);
        }

        .data-card .card-tags span:hover {
            border-color: var(--blue-glow);
            color: var(--blue-glow);
        }

        /* 查看更多 */
        .view-more {
            display: flex;
            justify-content: center;
            margin-top: 32px;
        }

        /* 话题云 */
        .topic-cloud {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .topic-cloud .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .topic-cloud .tag-link {
            display: inline-block;
            padding: 8px 18px;
            background: rgba(46, 107, 255, 0.06);
            border: 1px solid rgba(46, 107, 255, 0.18);
            border-radius: 22px;
            color: var(--text-secondary);
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
            font-weight: 500;
        }

        .topic-cloud .tag-link:hover {
            border-color: var(--blue-glow);
            color: #fff;
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.15);
        }

        /* 编辑精选 */
        .editor-picks {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .pick-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: var(--transition);
            display: flex;
            gap: 14px;
            text-decoration: none;
            padding: 14px;
        }

        .pick-card:hover {
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }

        .pick-card .pick-cover {
            width: 100px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: #0D1229;
        }

        .pick-card .pick-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .pick-card .pick-info {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            min-width: 0;
        }

        .pick-card .pick-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            line-height: 1.4;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .pick-card .pick-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 相关分类入口 */
        .category-links {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .cat-link-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            text-decoration: none;
            transition: var(--transition);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .cat-link-card:hover {
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }

        .cat-link-card .cat-icon {
            font-size: 26px;
            color: var(--blue-glow);
            margin-bottom: 10px;
        }

        .cat-link-card .cat-name {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
        }

        .cat-link-card .cat-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.25);
        }

        .faq-item.open {
            border-color: rgba(0, 212, 255, 0.4);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: var(--transition);
            outline: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
            letter-spacing: 0.3px;
        }

        .faq-question:hover {
            color: #fff;
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--blue-glow);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* CTA 区域 */
        .cta-section {
            background: linear-gradient(135deg, rgba(46, 107, 255, 0.12), rgba(0, 212, 255, 0.06));
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 44px 36px;
            text-align: center;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 22px;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: 10px;
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: var(--transition);
            font-family: var(--font-sans);
        }

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

        .cta-form input:focus {
            border-color: var(--blue-glow);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.2);
        }

        /* 板块标题 */
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .section-header {
            margin-bottom: 28px;
        }

        /* 页脚 */
        footer {
            background: #060A1A;
            border-top: 1px solid var(--border-glass);
            padding: 56px 0 28px;
            margin-top: 64px;
        }

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

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(46, 107, 255, 0.12);
            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 a {
            color: var(--text-muted);
            text-decoration: none;
            margin-left: 14px;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--blue-glow);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .editor-picks {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-links {
                display: none;
            }
            .nav-icons .btn-primary {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .category-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 24px;
            }
            .coupon-wall {
                justify-content: flex-start;
            }
            .category-header h1 {
                font-size: 28px;
            }
        }

        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .editor-picks {
                grid-template-columns: 1fr;
            }
            .category-links {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom a {
                margin-left: 0;
                margin-right: 14px;
            }
            .coupon-card.featured {
                min-width: 180px;
                transform: scale(1);
            }
            .coupon-card.featured:hover {
                transform: scale(1.02);
            }
            .section-title {
                font-size: 20px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .promo-bar {
                font-size: 12px;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .category-header .desc {
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .category-links {
                grid-template-columns: 1fr;
            }
            .coupon-card {
                min-width: 140px;
                padding: 14px 16px;
            }
            .coupon-card.featured {
                min-width: 160px;
            }
            .coupon-card .coupon-value {
                font-size: 22px;
            }
            .main-nav {
                height: 60px;
            }
            .mobile-drawer {
                top: 60px;
            }
            .logo {
                font-size: 22px;
            }
            .logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 15px;
                border-radius: 7px;
            }
            .nav-icon-btn {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
            .hamburger {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .breadcrumb {
                padding-top: 16px;
                font-size: 13px;
            }
            .category-header {
                padding: 20px 0 28px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .cta-form input {
                min-width: 100%;
            }
            .pick-card .pick-cover {
                width: 80px;
                height: 60px;
            }
        }