/* roulang page: index */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 88px 0;
            --section-padding-mobile: 60px 0;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 16px;
        }
        h1 {
            font-size: 40px;
            font-weight: 800;
        }
        h2 {
            font-size: 28px;
            font-weight: 700;
        }
        h3 {
            font-size: 20px;
            font-weight: 600;
        }
        h4 {
            font-size: 18px;
            font-weight: 600;
        }
        p {
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }
        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-nav .logo i {
            color: var(--secondary);
        }
        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }
        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }
        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
        }
        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }
        .channel-nav .channels a.active {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.1);
        }
        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* ====== Hero ====== */
        .hero {
            padding: 64px 0 56px;
            background: linear-gradient(180deg, #EAF2FB 0%, #F5F8FC 100%);
            position: relative;
            overflow: hidden;
        }
        .hero .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #FF4757;
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.5px;
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.4);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(255, 71, 87, 0);
            }
        }
        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            margin: 18px 0 14px;
            line-height: 1.3;
        }
        .hero .hero-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.95;
            margin-bottom: 22px;
        }
        .hero .countdown-wrap {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            margin: 22px 0 28px;
        }
        .hero .countdown-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 14px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            min-width: 72px;
        }
        .hero .countdown-item .num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .hero .countdown-item .label {
            font-size: 12px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero .btn-hero-main {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 14px 30px;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero .btn-hero-main:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(30, 111, 217, 0.35);
        }
        .hero .btn-hero-secondary {
            background: #fff;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 12px 26px;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero .btn-hero-secondary:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .hero .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
            margin-top: 28px;
        }
        .hero .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .hero .hero-stat .stat-num {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-main);
        }
        .hero .hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .hero .hero-visual {
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-radius: var(--radius-lg);
            min-height: 320px;
            position: relative;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }
        .hero .hero-visual .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 111, 217, 0.75) 0%, rgba(15, 23, 42, 0.55) 100%);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }
        .hero .hero-visual .overlay .info {
            color: #fff;
        }
        .hero .hero-visual .overlay .info h4 {
            color: #fff;
            font-size: 20px;
            margin-bottom: 6px;
        }
        .hero .hero-visual .overlay .info p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ====== 统计指标区 ====== */
        .stats-section {
            padding: var(--section-padding);
            background: #fff;
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .stat-card .icon {
            font-size: 32px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-card .number {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* ====== 功能分组/服务区 ====== */
        .services-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-bottom: 36px;
        }
        .service-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .service-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .service-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .service-card .card-body {
            padding: 24px;
        }
        .service-card .card-body h3 {
            font-size: 19px;
            margin-bottom: 10px;
        }
        .service-card .card-body p {
            font-size: 15px;
            margin-bottom: 16px;
        }
        .service-card .card-body .link-arrow {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .service-card .card-body .link-arrow i {
            transition: var(--transition);
        }
        .service-card .card-body .link-arrow:hover i {
            transform: translateX(4px);
        }

        .services-alt {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .service-alt-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .service-alt-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .service-alt-card img {
            width: 120px;
            height: 120px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }
        .service-alt-card .content h4 {
            font-size: 18px;
            margin-bottom: 8px;
        }
        .service-alt-card .content p {
            font-size: 14px;
            margin-bottom: 12px;
        }

        /* ====== 节日战役区 ====== */
        .campaign-section {
            padding: var(--section-padding);
            background: linear-gradient(135deg, #EAF2FB 0%, #F0F7F2 100%);
            position: relative;
        }
        .campaign-box {
            background: #fff;
            border: 2px solid var(--secondary);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .campaign-box .campaign-left h3 {
            font-size: 24px;
            color: var(--secondary);
            margin-bottom: 10px;
        }
        .campaign-box .campaign-left h2 {
            font-size: 30px;
            margin-bottom: 14px;
        }
        .campaign-box .campaign-left p {
            font-size: 15px;
            margin-bottom: 20px;
        }
        .campaign-box .campaign-right {
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-items: center;
            justify-content: center;
        }
        .campaign-box .campaign-right .gift-icon {
            font-size: 64px;
            color: var(--secondary);
        }
        .campaign-box .campaign-right .btn-campaign {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
        }
        .campaign-box .campaign-right .btn-campaign:hover {
            background: #1F7A33;
            box-shadow: 0 6px 20px rgba(47, 158, 68, 0.35);
        }

        /* ====== 产品截图舞台 ====== */
        .app-showcase {
            padding: var(--section-padding);
            background: #fff;
        }
        .app-showcase .device-frame {
            background: #0F172A;
            border-radius: 24px;
            padding: 18px;
            max-width: 320px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }
        .app-showcase .device-frame .screen {
            background: #fff;
            border-radius: 16px;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            flex-direction: column;
        }
        .app-showcase .device-frame .screen .screen-header {
            background: var(--primary);
            color: #fff;
            padding: 16px 20px;
            font-weight: 700;
            font-size: 15px;
        }
        .app-showcase .device-frame .screen .screen-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .app-showcase .device-frame .screen .screen-body .match-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--bg-page);
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-size: 13px;
        }
        .app-showcase .device-frame .screen .screen-body .match-item .score {
            font-weight: 800;
            color: var(--primary);
        }
        .app-showcase .device-frame .screen .screen-body .btn-download {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px;
            font-size: 14px;
            font-weight: 600;
            text-align: center;
            margin-top: auto;
            transition: var(--transition);
        }
        .app-showcase .device-frame .screen .screen-body .btn-download:hover {
            background: var(--primary-dark);
        }
        .app-showcase .showcase-info h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        .app-showcase .showcase-info p {
            font-size: 15px;
        }
        .app-showcase .showcase-info .feature-list {
            list-style: none;
            padding: 0;
            margin: 16px 0;
        }
        .app-showcase .showcase-info .feature-list li {
            padding: 8px 0;
            font-size: 15px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .app-showcase .showcase-info .feature-list li i {
            color: var(--secondary);
        }

        /* ====== 使用场景 ====== */
        .scenarios-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .scenario-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 48px;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .scenario-block:nth-child(even) {
            direction: rtl;
        }
        .scenario-block:nth-child(even) > * {
            direction: ltr;
        }
        .scenario-block img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .scenario-block .scenario-content {
            padding: 32px;
        }
        .scenario-block .scenario-content h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        .scenario-block .scenario-content p {
            font-size: 15px;
            margin-bottom: 16px;
        }
        .scenario-block .scenario-content .tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .scenario-block .scenario-content .tags span {
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 600;
        }

        /* ====== 成功案例 ====== */
        .cases-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .case-card {
            background: var(--bg-page);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .case-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .case-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .case-card .case-body {
            padding: 20px;
        }
        .case-card .case-body h4 {
            font-size: 17px;
            margin-bottom: 8px;
        }
        .case-card .case-body p {
            font-size: 14px;
            margin-bottom: 8px;
        }
        .case-card .case-body .case-metric {
            font-size: 14px;
            font-weight: 700;
            color: var(--secondary);
        }

        /* ====== 价格/优惠阶梯 ====== */
        .pricing-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: stretch;
        }
        .pricing-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .pricing-card.featured {
            border: 2px solid var(--primary);
            background: var(--primary-light);
            position: relative;
        }
        .pricing-card.featured .badge-featured {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: #fff;
            padding: 4px 16px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 700;
        }
        .pricing-card .price-name {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .pricing-card .price-amount {
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            margin: 12px 0;
        }
        .pricing-card .price-amount span {
            font-size: 16px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .pricing-card ul {
            list-style: none;
            padding: 0;
            margin: 16px 0 24px;
            flex: 1;
        }
        .pricing-card ul li {
            padding: 7px 0;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-card ul li i {
            color: var(--secondary);
        }
        .pricing-card .btn-pricing {
            background: #fff;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 12px 20px;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            text-align: center;
        }
        .pricing-card .btn-pricing:hover {
            background: var(--primary);
            color: #fff;
        }
        .pricing-card.featured .btn-pricing {
            background: var(--primary);
            color: #fff;
        }
        .pricing-card.featured .btn-pricing:hover {
            background: var(--primary-dark);
        }

        /* ====== 新闻中心 ====== */
        .news-section {
            padding: var(--section-padding);
            background: #fff;
        }
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-item .news-date {
            flex-shrink: 0;
            width: 64px;
            height: 64px;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .news-item .news-date .day {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .news-item .news-date .month {
            font-size: 12px;
            color: var(--text-secondary);
        }
        .news-item .news-content h4 {
            font-size: 17px;
            margin-bottom: 6px;
        }
        .news-item .news-content p {
            font-size: 14px;
            margin-bottom: 8px;
        }
        .news-item .news-content .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-item .news-content .read-more i {
            transition: var(--transition);
            font-size: 12px;
        }
        .news-item .news-content .read-more:hover i {
            transform: translateX(4px);
        }
        .news-sidebar {
            background: var(--bg-page);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
        }
        .news-sidebar h4 {
            font-size: 16px;
            margin-bottom: 14px;
        }
        .news-sidebar .hot-item {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .news-sidebar .hot-item:last-child {
            border-bottom: none;
        }
        .news-sidebar .hot-item:hover {
            color: var(--primary);
            padding-left: 6px;
        }
        .news-sidebar .hot-item span {
            color: var(--secondary);
            font-weight: 700;
            margin-right: 8px;
        }

        /* ====== 深度内容区 ====== */
        .deep-content-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .deep-article {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            margin-bottom: 36px;
            box-shadow: var(--shadow-sm);
        }
        .deep-article h2 {
            font-size: 24px;
            margin-bottom: 16px;
        }
        .deep-article p {
            font-size: 15px;
            line-height: 2;
            margin-bottom: 14px;
        }
        .deep-article img {
            border-radius: var(--radius-md);
            margin: 20px 0;
            max-height: 360px;
            object-fit: cover;
            width: 100%;
        }

        /* ====== 品牌介绍/关于 ====== */
        .about-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .about-content {
            max-width: 860px;
            margin: 0 auto;
        }
        .about-content p {
            font-size: 16px;
            line-height: 2.1;
            margin-bottom: 18px;
        }

        /* ====== 渠道卖点/三步上手 ====== */
        .steps-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            margin-top: 36px;
        }
        .step-box {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }
        .step-box:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .step-box .step-num {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            margin: 0 auto 16px;
        }
        .step-box h4 {
            font-size: 18px;
            margin-bottom: 10px;
        }
        .step-box p {
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ====== FAQ ====== */
        .faq-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-list .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-list .accordion-button {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
            padding: 18px 24px;
            background: #fff;
        }
        .faq-list .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-list .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.15);
            border-color: var(--primary);
        }
        .faq-list .accordion-body {
            font-size: 15px;
            color: var(--text-secondary);
            padding: 18px 24px;
            line-height: 1.9;
        }

        /* ====== 订阅/表单区 ====== */
        .subscribe-section {
            padding: var(--section-padding);
            background: var(--primary-light);
        }
        .subscribe-box {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            text-align: center;
            box-shadow: var(--shadow-md);
            max-width: 700px;
            margin: 0 auto;
        }
        .subscribe-box h3 {
            font-size: 24px;
            margin-bottom: 10px;
        }
        .subscribe-box p {
            font-size: 15px;
            margin-bottom: 24px;
        }
        .subscribe-box .form-group {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto;
        }
        .subscribe-box .form-group input {
            flex: 1;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }
        .subscribe-box .form-group input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.1);
        }
        .subscribe-box .form-group button {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .subscribe-box .form-group button:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 14px rgba(30, 111, 217, 0.3);
        }

        /* ====== Footer ====== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 48px 0 32px;
            border-top: 4px solid var(--primary);
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand i {
            color: var(--secondary);
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: #94A3B8;
            max-width: 360px;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .site-footer .footer-links h5 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 14px;
        }
        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links ul li {
            padding: 4px 0;
        }
        .site-footer .footer-links ul li a {
            color: #CBD5E1;
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer .footer-links ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #94A3B8;
        }
        .site-footer .footer-bottom a {
            color: #CBD5E1;
            font-size: 13px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom .beian {
            margin-top: 8px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991.98px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-alt {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .campaign-box {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero .hero-visual {
                min-height: 240px;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --section-padding: 60px 0;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-card .number {
                font-size: 26px;
            }
            .services-grid {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .scenario-block {
                grid-template-columns: 1fr;
            }
            .scenario-block:nth-child(even) {
                direction: ltr;
            }
            .scenario-block img {
                height: 200px;
            }
            .hero {
                padding: 40px 0 40px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero .hero-visual {
                min-height: 180px;
                margin-top: 24px;
            }
            .hero .countdown-item {
                padding: 10px 14px;
                min-width: 56px;
            }
            .hero .countdown-item .num {
                font-size: 24px;
            }
            .brand-nav .search-box input {
                width: 100px;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .brand-nav .btn-primary-custom {
                padding: 8px 14px;
                font-size: 13px;
            }
            .brand-nav .btn-outline-primary-custom {
                padding: 6px 12px;
                font-size: 13px;
            }
            .subscribe-box .form-group {
                flex-direction: column;
            }
            .deep-article {
                padding: 24px 18px;
            }
            .campaign-box {
                padding: 24px 18px;
            }
        }
        @media (max-width: 519.98px) {
            .brand-nav {
                height: 60px;
            }
            .channel-nav {
                top: 60px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .hero .hero-stats {
                gap: 20px;
            }
            .hero .hero-stat .stat-num {
                font-size: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 88px 0;
            --section-padding-mobile: 60px 0;
        }
        * {
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }
        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-nav .logo i {
            color: var(--secondary);
        }
        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }
        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }
        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }
        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
        }
        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }
        .channel-nav .channels a.active {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.1);
        }
        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--secondary);
            border-radius: 2px;
        }
        /* ====== 面包屑 ====== */
        .breadcrumb-custom {
            background: transparent;
            padding: 16px 0 0;
            margin-bottom: 0;
            font-size: 14px;
        }
        .breadcrumb-custom .breadcrumb {
            margin-bottom: 0;
            background: transparent;
        }
        .breadcrumb-custom .breadcrumb-item a {
            color: var(--text-secondary);
        }
        .breadcrumb-custom .breadcrumb-item a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom .breadcrumb-item.active {
            color: var(--primary);
            font-weight: 600;
        }
        /* ====== Hero ====== */
        .hero-data {
            background: linear-gradient(135deg, #F5F8FC 0%, #EAF2FB 50%, #F0F7EF 100%);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }
        .hero-data::before {
            content: '';
            position: absolute;
            right: -180px;
            top: -180px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(30, 111, 217, 0.05);
            pointer-events: none;
        }
        .hero-data::after {
            content: '';
            position: absolute;
            left: -120px;
            bottom: -160px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(47, 158, 68, 0.06);
            pointer-events: none;
        }
        .hero-data h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .hero-data .hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.95;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }
        .hero-data .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .btn-lg-custom {
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .btn-lg-custom.btn-primary-custom:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(30, 111, 217, 0.35);
        }
        .btn-lg-custom.btn-outline-primary-custom:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(30, 111, 217, 0.15);
        }
        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 32px;
            position: relative;
            z-index: 1;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .stat-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .hero-stat-item .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }
        /* ====== 数据服务卡 ====== */
        .data-service-section {
            padding: var(--section-padding);
            background: #fff;
        }
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .service-card .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }
        .service-card .service-icon i {
            font-size: 22px;
            color: var(--primary);
        }
        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .service-card .btn-link-arrow {
            color: var(--secondary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .service-card .btn-link-arrow:hover {
            color: var(--primary);
            gap: 8px;
        }
        /* ====== 数据覆盖 ====== */
        .coverage-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 32px;
        }
        .coverage-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .coverage-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--secondary);
        }
        .coverage-item .coverage-flag {
            font-size: 28px;
            margin-bottom: 8px;
            display: block;
        }
        .coverage-item .coverage-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
        }
        .coverage-item .coverage-detail {
            font-size: 13px;
            color: var(--text-secondary);
        }
        /* ====== 数据对比面板 ====== */
        .compare-section {
            padding: var(--section-padding);
            background: #fff;
        }
        .compare-panel {
            background: var(--bg-page);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            margin-top: 32px;
        }
        .compare-table-custom {
            width: 100%;
            border-collapse: collapse;
        }
        .compare-table-custom th,
        .compare-table-custom td {
            padding: 14px 16px;
            text-align: left;
            font-size: 15px;
            border-bottom: 1px solid var(--border);
        }
        .compare-table-custom th {
            background: var(--primary-light);
            font-weight: 700;
            color: var(--primary-dark);
            font-size: 14px;
        }
        .compare-table-custom tr:last-child td {
            border-bottom: none;
        }
        .compare-table-custom .highlight-cell {
            color: var(--secondary);
            font-weight: 700;
        }
        /* ====== 实时更新 ====== */
        .live-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .live-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .live-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .live-card-header {
            background: var(--primary-light);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid var(--border);
        }
        .live-card-header .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--secondary);
        }
        .live-card-header .live-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--secondary);
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.4); }
        }
        .live-card-body {
            padding: 20px;
        }
        .live-match {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }
        .live-match:last-child {
            border-bottom: none;
        }
        .live-match .team {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            flex: 1;
        }
        .live-match .team:last-child {
            text-align: right;
        }
        .live-match .score {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            min-width: 60px;
            text-align: center;
        }
        .live-match .match-time {
            font-size: 12px;
            color: var(--secondary);
            font-weight: 600;
        }
        /* ====== FAQ ====== */
        .faq-section {
            padding: var(--section-padding);
            background: #fff;
        }
        .accordion-custom .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
            background: #fff;
        }
        .accordion-custom .accordion-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .accordion-custom .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            padding: 18px 24px;
            background: #fff;
            border: none;
            box-shadow: none;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }
        .accordion-custom .accordion-button::after {
            background-image: none;
            content: '\2b';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--secondary);
            font-size: 16px;
            width: 24px;
            height: 24px;
        }
        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
        }
        .accordion-custom .accordion-body {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            padding: 18px 24px;
            background: #fff;
        }
        /* ====== CTA ====== */
        .cta-section {
            padding: var(--section-padding);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
        }
        .cta-section .section-title {
            color: #fff;
        }
        .cta-section .section-desc {
            color: rgba(255, 255, 255, 0.85);
        }
        .cta-section .btn-white-custom {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-sm);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 16px;
            transition: var(--transition);
        }
        .cta-section .btn-white-custom:hover {
            background: var(--secondary-light);
            color: var(--secondary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .cta-section .btn-outline-white-custom {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-sm);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 16px;
            transition: var(--transition);
        }
        .cta-section .btn-outline-white-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding: 60px 0 24px;
            font-size: 14px;
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand i {
            color: var(--secondary);
        }
        .site-footer .footer-desc {
            color: #94A3B8;
            line-height: 1.85;
            max-width: 360px;
        }
        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links ul li a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer .footer-links ul li a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
            padding-top: 20px;
            text-align: center;
            color: #94A3B8;
            font-size: 13px;
        }
        .site-footer .footer-bottom .beian {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            margin-top: 8px;
        }
        .site-footer .footer-bottom .beian span {
            color: #94A3B8;
            font-size: 13px;
        }
        .site-footer .footer-bottom .beian a {
            color: #94A3B8;
            margin: 0 8px;
        }
        .site-footer .footer-bottom .beian a:hover {
            color: #fff;
        }
        /* ====== 响应式 ====== */
        @media (max-width: 992px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-data h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 60px 0;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .btn-outline-primary-custom,
            .btn-primary-custom {
                padding: 8px 14px;
                font-size: 13px;
            }
            .channel-nav {
                top: 68px;
            }
            .hero-data {
                padding: 40px 0;
            }
            .hero-data h1 {
                font-size: 26px;
            }
            .hero-data .hero-sub {
                font-size: 15px;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-item .stat-num {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .compare-panel {
                padding: 16px;
                overflow-x: auto;
            }
            .compare-table-custom th,
            .compare-table-custom td {
                padding: 10px 12px;
                font-size: 13px;
                white-space: nowrap;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
        }
        @media (max-width: 520px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-data h1 {
                font-size: 22px;
            }
            .hero-data .hero-actions {
                flex-direction: column;
                gap: 8px;
            }
            .btn-lg-custom {
                width: 100%;
                text-align: center;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 8px;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .service-card {
                padding: 20px 16px;
            }
            .channel-nav .channels a {
                padding: 10px 14px;
                font-size: 13px;
            }
            .brand-nav {
                height: 60px;
            }
            .channel-nav {
                top: 60px;
                height: 48px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }
        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .brand-nav .logo i {
            color: var(--secondary);
        }
        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }
        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }
        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            white-space: nowrap;
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
        }
        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }
        .channel-nav .channels a.active {
            color: var(--primary);
            background: #fff;
            box-shadow: 0 2px 8px rgba(30, 111, 217, 0.08);
        }
        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px 3px 0 0;
        }

        /* ====== 面包屑 ====== */
        .breadcrumb-wrap {
            background: #fff;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb-wrap .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 14px;
        }
        .breadcrumb-wrap .breadcrumb-item a {
            color: var(--text-secondary);
        }
        .breadcrumb-wrap .breadcrumb-item a:hover {
            color: var(--primary);
        }
        .breadcrumb-wrap .breadcrumb-item.active {
            color: var(--text-main);
            font-weight: 600;
        }

        /* ====== 分类页头 ====== */
        .category-hero {
            background: linear-gradient(180deg, #EAF2FB 0%, #F5F8FC 100%);
            padding: 56px 0 48px;
            border-bottom: 1px solid var(--border);
        }
        .category-hero .cat-h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .category-hero .cat-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 820px;
        }

        /* ====== Hero 社区价值区 ====== */
        .community-hero-section {
            padding: 72px 0;
            background: #fff;
        }
        .community-hero-section .hero-bg {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }
        .community-hero-section .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 111, 217, 0.88) 0%, rgba(15, 23, 42, 0.75) 100%);
            border-radius: var(--radius-lg);
        }
        .community-hero-section .hero-content {
            position: relative;
            z-index: 2;
            padding: 56px 48px;
            color: #fff;
            max-width: 640px;
        }
        .community-hero-section .hero-content h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.35;
            color: #fff;
        }
        .community-hero-section .hero-content p {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 24px;
        }
        .community-hero-section .hero-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 16px;
            transition: var(--transition);
            display: inline-block;
        }
        .btn-hero-primary:hover {
            background: var(--secondary-light);
            color: var(--primary-dark);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
        }
        .btn-hero-secondary {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.8);
            border-radius: var(--radius-sm);
            padding: 10px 26px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
            display: inline-block;
        }
        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
        }

        /* ====== 卖点卡片区 ====== */
        .feature-section {
            padding: var(--section-padding);
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }
        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            background: var(--primary-light);
            color: var(--primary);
        }
        .feature-card .feature-icon.green {
            background: var(--secondary-light);
            color: var(--secondary);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 0;
        }
        .feature-card .feature-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            font-size: 12px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 4px 10px;
            border-radius: 12px;
        }

        /* ====== 数据块 ====== */
        .stats-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 16px;
            background: var(--bg-page);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }
        .stat-item .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 8px;
        }

        /* ====== 适用场景 ====== */
        .scene-section {
            padding: var(--section-padding);
        }
        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            height: 100%;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .scene-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .scene-card .scene-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 9;
            margin-bottom: 20px;
            background: #f0f4f9;
        }
        .scene-card .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scene-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .scene-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            flex: 1;
        }
        .scene-card .scene-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--secondary);
            margin-top: 16px;
        }
        .scene-card .scene-link:hover {
            color: var(--primary);
        }
        .scene-card .scene-link i {
            font-size: 12px;
            transition: var(--transition);
        }
        .scene-card .scene-link:hover i {
            transform: translateX(4px);
        }

        /* ====== 热门话题卡片列表 ====== */
        .topics-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .topic-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .topic-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }
        .topic-card .topic-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .topic-card:hover .topic-img img {
            transform: scale(1.04);
        }
        .topic-card .topic-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .topic-card .topic-date {
            font-size: 12px;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .topic-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
            line-height: 1.5;
        }
        .topic-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex: 1;
        }
        .topic-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            margin-top: 14px;
        }
        .topic-card .read-more:hover {
            color: var(--secondary);
        }
        .topic-card .read-more i {
            font-size: 12px;
            transition: var(--transition);
        }
        .topic-card .read-more:hover i {
            transform: translateX(4px);
        }

        /* ====== 热门标签 ====== */
        .tags-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tags-wrap .tag-item {
            display: inline-block;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            transition: var(--transition);
        }
        .tags-wrap .tag-item:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }
        .tags-wrap .tag-item.hot {
            color: var(--secondary);
            border-color: var(--secondary);
            background: var(--secondary-light);
        }

        /* ====== FAQ ====== */
        .faq-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-section .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            padding: 18px 24px;
            background: #fff;
            border: none;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.1);
            border-color: var(--primary);
        }
        .faq-section .accordion-button::after {
            color: var(--secondary);
            font-weight: bold;
        }
        .faq-section .accordion-body {
            padding: 18px 24px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            background: #fff;
        }

        /* ====== 订阅 CTA ====== */
        .subscribe-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .subscribe-card {
            background: var(--primary-light);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
        }
        .subscribe-card h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .subscribe-card p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.9;
        }
        .subscribe-form {
            display: flex;
            max-width: 480px;
            margin: 0 auto;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: #fff;
            font-size: 15px;
            color: var(--text-main);
            outline: none;
            transition: var(--transition);
        }
        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }
        .subscribe-form .btn-subscribe {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .subscribe-form .btn-subscribe:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 分页 ====== */
        .pagination-wrap {
            padding: 24px 0 48px;
            background: #fff;
            text-align: center;
        }
        .pagination-wrap .pagination {
            justify-content: center;
            margin: 0;
        }
        .pagination-wrap .page-link {
            border: 1px solid var(--border);
            color: var(--primary);
            font-weight: 600;
            border-radius: var(--radius-sm) !important;
            margin: 0 3px;
            padding: 8px 14px;
            transition: var(--transition);
        }
        .pagination-wrap .page-link:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary);
        }
        .pagination-wrap .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 56px 0 28px;
            font-size: 14px;
            line-height: 1.8;
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-brand i {
            color: var(--secondary);
        }
        .site-footer .footer-desc {
            color: #94A3B8;
            font-size: 14px;
            line-height: 1.9;
            max-width: 300px;
        }
        .site-footer .footer-links h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 13px;
            color: #94A3B8;
        }
        .site-footer .beian {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }
        .site-footer .beian span {
            color: #94A3B8;
        }
        .site-footer .footer-bottom a {
            color: #94A3B8;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991px) {
            .brand-nav {
                height: 60px;
            }
            .channel-nav {
                top: 60px;
            }
            .brand-nav .search-box input {
                width: 100px;
            }
            .category-hero .cat-h1 {
                font-size: 28px;
            }
            .community-hero-section .hero-bg {
                min-height: 360px;
            }
            .community-hero-section .hero-content {
                padding: 40px 28px;
            }
            .community-hero-section .hero-content h2 {
                font-size: 26px;
            }
        }
        @media (max-width: 767px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            :root {
                --section-padding: 48px 0;
                --section-padding-mobile: 36px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .brand-nav {
                height: 56px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .btn-outline-primary-custom {
                padding: 6px 14px;
                font-size: 13px;
            }
            .btn-primary-custom {
                padding: 8px 16px;
                font-size: 13px;
            }
            .channel-nav {
                top: 56px;
                height: 46px;
            }
            .channel-nav .channels a {
                padding: 10px 14px;
                font-size: 13px;
            }
            .category-hero {
                padding: 36px 0 32px;
            }
            .category-hero .cat-h1 {
                font-size: 24px;
            }
            .category-hero .cat-desc {
                font-size: 14px;
            }
            .community-hero-section {
                padding: 40px 0;
            }
            .community-hero-section .hero-bg {
                min-height: 300px;
            }
            .community-hero-section .hero-content {
                padding: 28px 20px;
            }
            .community-hero-section .hero-content h2 {
                font-size: 22px;
            }
            .community-hero-section .hero-content p {
                font-size: 15px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 24px;
            }
            .subscribe-card {
                padding: 32px 20px;
            }
            .subscribe-card h2 {
                font-size: 22px;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
            .site-footer .footer-bottom .beian {
                flex-direction: column;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .brand-nav .right-actions .btn-outline-primary-custom {
                display: none;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .community-hero-section .hero-bg {
                min-height: 280px;
            }
            .community-hero-section .hero-content h2 {
                font-size: 20px;
            }
            .topic-card h3 {
                font-size: 15px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 60px 0;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }

        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .brand-nav .logo i {
            color: var(--secondary);
        }

        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 160px;
            color: var(--text-main);
        }

        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }

        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            white-space: nowrap;
        }

        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            min-height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav .channels {
            display: flex;
            gap: 2px;
            white-space: nowrap;
            min-width: max-content;
        }

        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }

        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }

        .channel-nav .channels a.active {
            color: var(--primary);
            background: #fff;
            box-shadow: 0 2px 8px rgba(30, 111, 217, 0.1);
        }

        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px 2px 0 0;
        }

        /* ====== 面包屑 ====== */
        .breadcrumb-bar {
            background: #fff;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

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

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

        .breadcrumb-custom li:not(:last-child)::after {
            content: '/';
            color: #94A3B8;
            margin-left: 4px;
        }

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

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

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

        /* ====== 分类页头 ====== */
        .category-hero {
            background: linear-gradient(135deg, #FFFFFF 0%, #F0F6FE 60%, #E4EFFB 100%);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border);
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 820px;
            line-height: 1.95;
        }

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

        .category-hero .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .category-hero .hero-stat-item i {
            color: var(--secondary);
            font-size: 18px;
        }

        .category-hero .hero-stat-item strong {
            color: var(--text-main);
            font-size: 18px;
            font-weight: 700;
        }

        /* ====== 内容列表卡片 ====== */
        .news-grid-section {
            padding: 48px 0;
        }

        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: #C7DDF6;
        }

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

        .news-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
            border-radius: 0;
        }

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

        .news-card .card-date-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(15, 23, 42, 0.75);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
        }

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

        .news-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: var(--transition);
        }

        .news-card .read-more i {
            font-size: 12px;
            transition: transform 0.25s ease;
        }

        .news-card .read-more:hover {
            color: var(--secondary);
        }

        .news-card .read-more:hover i {
            transform: translateX(4px);
        }

        /* 大图卡片 */
        .news-card.featured {
            flex-direction: row;
        }

        .news-card.featured .card-img-wrap {
            flex: 0 0 45%;
            aspect-ratio: auto;
            min-height: 220px;
        }

        .news-card.featured .card-body {
            flex: 1;
            padding: 28px 28px 24px;
        }

        .news-card.featured .card-title {
            font-size: 20px;
        }

        /* ====== 侧边热门区 ====== */
        .sidebar-section {
            padding: 48px 0;
            background: #fff;
            border-top: 1px solid var(--border);
        }

        .sidebar-section .side-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            height: 100%;
        }

        .sidebar-section .side-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }

        .sidebar-section .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-section .tag-cloud a {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            transition: var(--transition);
        }

        .sidebar-section .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
        }

        .sidebar-section .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-section .hot-list li {
            padding: 12px 0;
            border-bottom: 1px dashed var(--border);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .sidebar-section .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-section .hot-list .rank-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            min-width: 28px;
        }

        .sidebar-section .hot-list .rank-num.top3 {
            color: var(--secondary);
        }

        .sidebar-section .hot-list a {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            transition: var(--transition);
        }

        .sidebar-section .hot-list a:hover {
            color: var(--primary);
        }

        /* ====== 分页 ====== */
        .pagination-section {
            padding: 24px 0 48px;
        }

        .pagination-custom {
            display: flex;
            gap: 8px;
            justify-content: center;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .pagination-custom li a,
        .pagination-custom li span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .pagination-custom li a:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }

        .pagination-custom li.active span {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .pagination-custom li.disabled span {
            color: #CBD5E1;
            cursor: not-allowed;
        }

        /* ====== 订阅表单 ====== */
        .subscribe-section {
            padding: 56px 0;
            background: linear-gradient(135deg, var(--primary-light) 0%, #F8FBFE 100%);
            border-top: 1px solid var(--border);
        }

        .subscribe-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .subscribe-card h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .subscribe-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

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

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 12px 18px;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            outline: none;
            transition: var(--transition);
            background: var(--bg-page);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand i {
            color: var(--secondary);
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.85;
            max-width: 320px;
        }

        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

        .site-footer .footer-links ul li a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
        }

        .site-footer .footer-links ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #1E293B;
            padding-top: 20px;
            margin-top: 40px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            font-size: 13px;
            color: #64748B;
            margin-bottom: 8px;
        }

        .site-footer .beian {
            display: flex;
            gap: 24px;
            justify-content: center;
            flex-wrap: wrap;
            font-size: 12px;
            color: #64748B;
        }

        .site-footer .beian a {
            color: #94A3B8;
            text-decoration: none;
        }

        .site-footer .beian a:hover {
            color: #fff;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991.98px) {
            .news-card.featured {
                flex-direction: column;
            }
            .news-card.featured .card-img-wrap {
                flex: none;
                aspect-ratio: 16/9;
                min-height: auto;
            }
            .news-card.featured .card-body {
                padding: 20px 22px 22px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .subscribe-card {
                padding: 28px 20px;
            }
        }

        @media (max-width: 767.98px) {
            .brand-nav {
                height: 60px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .btn-outline-primary-custom,
            .btn-primary-custom {
                padding: 6px 14px;
                font-size: 12px;
            }
            .channel-nav {
                top: 60px;
                min-height: 48px;
            }
            .channel-nav .channels a {
                padding: 10px 14px;
                font-size: 13px;
            }
            .category-hero {
                padding: 32px 0 28px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .category-hero .hero-stats {
                gap: 16px;
            }
            .news-grid-section {
                padding: 32px 0;
            }
            .news-card .card-title {
                font-size: 16px;
            }
            .news-card .card-summary {
                font-size: 13px;
            }
            .sidebar-section {
                padding: 32px 0;
            }
            .pagination-section {
                padding: 16px 0 32px;
            }
            .subscribe-card h2 {
                font-size: 20px;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
            .site-footer .footer-bottom {
                margin-top: 28px;
            }
            .site-footer .beian {
                gap: 12px;
                flex-direction: column;
            }
        }

        @media (max-width: 575.98px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 20px;
            }
            .news-card .card-body {
                padding: 16px 16px 18px;
            }
            .subscribe-form input[type="email"] {
                min-width: 100%;
            }
            .subscribe-form .btn-primary-custom {
                width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 88px 0;
            --section-padding-mobile: 60px 0;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }

        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .brand-nav .logo i {
            color: var(--secondary);
        }

        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }

        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }

        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
            align-items: center;
        }

        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            text-decoration: none;
        }

        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }

        .channel-nav .channels a.active {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.08);
            border-bottom: 3px solid var(--primary);
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
        }

        /* ====== 面包屑 ====== */
        .breadcrumb-nav {
            background: #fff;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
        }

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

        .breadcrumb-nav .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
        }

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

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

        .breadcrumb-nav .breadcrumb li::after {
            content: '›';
            color: #94A3B8;
            margin-left: 8px;
        }

        .breadcrumb-nav .breadcrumb li:last-child::after {
            display: none;
        }

        .breadcrumb-nav .breadcrumb li:last-child {
            color: var(--text-main);
            font-weight: 600;
        }

        /* ====== 分类页 Hero ====== */
        .category-hero {
            background: linear-gradient(135deg, #F5F8FC 0%, #EAF2FB 55%, #E8F5EC 100%);
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }

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

        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid rgba(30, 111, 217, 0.2);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-hero .hero-badge i {
            color: var(--secondary);
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.35;
        }

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

        .category-hero h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            right: 0;
            height: 8px;
            background: var(--secondary-light);
            z-index: -1;
            border-radius: 4px;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.95;
            margin-bottom: 28px;
        }

        .category-hero .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .category-hero .btn-outline-secondary-custom {
            background: #fff;
            color: var(--secondary);
            border: 1.5px solid var(--secondary);
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }

        .category-hero .btn-outline-secondary-custom:hover {
            background: var(--secondary-light);
            color: #1a6b30;
            border-color: #1a6b30;
        }

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

        .category-hero .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .category-hero .hero-stat .stat-number {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
        }

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

        .category-hero .hero-image-wrapper {
            position: relative;
            z-index: 2;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 4px solid #fff;
        }

        .category-hero .hero-image-wrapper img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        /* ====== 卖点/场景卡片 ====== */
        .scene-section {
            padding: var(--section-padding);
            background: #fff;
        }

        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .scene-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(30, 111, 217, 0.2);
        }

        .scene-card .scene-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .scene-card .scene-icon.green {
            background: var(--secondary-light);
            color: var(--secondary);
        }

        .scene-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .scene-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.75;
        }

        /* ====== 内容列表 ====== */
        .content-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .content-card .card-image {
            position: relative;
            padding-top: 56.25%;
            overflow: hidden;
            background: #f1f5f9;
        }

        .content-card .card-image img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

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

        .content-card .card-date {
            font-size: 13px;
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .content-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .content-card .card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .content-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            text-decoration: none;
        }

        .content-card .read-more i {
            font-size: 12px;
            transition: var(--transition);
        }

        .content-card .read-more:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        .content-card .read-more:hover i {
            transform: translateX(2px);
        }

        /* ====== 侧栏 ====== */
        .sidebar-widget {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 24px;
        }

        .sidebar-widget .widget-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget .widget-title i {
            color: var(--secondary);
            font-size: 14px;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-list a {
            font-size: 13px;
            padding: 5px 14px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 20px;
            font-weight: 500;
            transition: var(--transition);
            text-decoration: none;
            border: 1px solid transparent;
        }

        .tag-list a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .hot-article-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid #f1f5f9;
            align-items: center;
        }

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

        .hot-article-item .thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .hot-article-item .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hot-article-item .info h6 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .hot-article-item .info span {
            font-size: 12px;
            color: var(--text-secondary);
        }

        .hot-article-item a {
            text-decoration: none;
            color: inherit;
        }

        .hot-article-item a:hover h6 {
            color: var(--primary);
        }

        /* ====== 选购流程 ====== */
        .process-section {
            padding: var(--section-padding);
            background: #fff;
        }

        .process-step {
            text-align: center;
            padding: 24px 16px;
            position: relative;
            border-radius: var(--radius-md);
            transition: var(--transition);
            background: var(--bg-card);
            border: 1px solid var(--border);
            height: 100%;
        }

        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(30, 111, 217, 0.25);
        }

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            margin: 0 auto 14px;
        }

        .process-step .step-number.green {
            background: var(--secondary);
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ====== FAQ ====== */
        .faq-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .accordion-custom .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .accordion-custom .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-custom .accordion-button {
            background: #fff;
            color: var(--text-main);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            transition: var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border-color: var(--primary);
        }

        .accordion-custom .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background-image: none;
            color: var(--secondary);
            font-size: 14px;
            transition: var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background-image: none;
            color: var(--secondary);
            transform: none;
        }

        .accordion-custom .accordion-body {
            padding: 18px 24px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            background: #fff;
        }

        /* ====== CTA / 订阅 ====== */
        .cta-section {
            padding: var(--section-padding);
            background: #fff;
        }

        .cta-box {
            background: linear-gradient(135deg, #EAF2FB 0%, #E8F5EC 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid rgba(30, 111, 217, 0.15);
            position: relative;
            overflow: hidden;
        }

        .cta-box h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .cta-box p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 560px;
            line-height: 1.9;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 520px;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 12px 18px;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 14px;
            outline: none;
            background: #fff;
            transition: var(--transition);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.1);
        }

        .subscribe-form .btn-primary-custom {
            padding: 12px 28px;
            font-size: 15px;
            border-radius: var(--radius-sm);
        }

        /* ====== 分页 ====== */
        .pagination-wrapper {
            display: flex;
            justify-content: center;
            margin-top: 36px;
        }

        .pagination-custom {
            display: flex;
            gap: 6px;
            list-style: none;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pagination-custom .page-link {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            text-decoration: none;
        }

        .pagination-custom .page-link:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }

        .pagination-custom .page-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .pagination-custom .page-link.disabled {
            color: #cbd5e1;
            pointer-events: none;
            background: #f8fafc;
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding: 56px 0 24px;
        }

        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .site-footer .footer-brand i {
            color: #2F9E44;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .site-footer .footer-links ul li a {
            color: #94A3B8;
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
        }

        .site-footer .footer-links ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(148, 163, 184, 0.2);
            padding-top: 20px;
            margin-top: 40px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            font-size: 13px;
            color: #94A3B8;
            margin-bottom: 8px;
        }

        .site-footer .footer-bottom .beian {
            font-size: 12px;
            color: #64748B;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .site-footer .footer-bottom .beian span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .site-footer .footer-bottom a {
            color: #94A3B8;
            text-decoration: none;
            font-size: 13px;
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991.98px) {
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .category-hero .hero-image-wrapper img {
                height: 240px;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-box {
                padding: 32px 24px;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --section-padding: 60px 0;
            }
            .brand-nav {
                height: 60px;
                padding: 0 12px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .right-actions {
                gap: 8px;
                margin-left: auto;
            }
            .btn-outline-primary-custom,
            .btn-primary-custom {
                padding: 6px 14px;
                font-size: 12px;
            }
            .channel-nav {
                top: 60px;
                height: 44px;
            }
            .channel-nav .channels a {
                padding: 9px 14px;
                font-size: 13px;
            }
            .breadcrumb-nav {
                padding: 10px 0;
                font-size: 12px;
            }
            .category-hero {
                padding: 36px 0 44px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-stats {
                gap: 18px;
            }
            .category-hero .hero-stat .stat-number {
                font-size: 20px;
            }
            .content-card .card-title {
                font-size: 15px;
            }
            .content-card .card-excerpt {
                font-size: 13px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input[type="email"] {
                min-width: 100%;
            }
            .subscribe-form .btn-primary-custom {
                width: 100%;
            }
            .site-footer {
                padding: 36px 0 16px;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .category-hero .hero-actions a {
                text-align: center;
            }
            .process-step {
                padding: 16px 12px;
            }
            .content-card .card-body {
                padding: 16px;
            }
            .sidebar-widget {
                padding: 16px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 60px 0;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }

        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .brand-nav .logo i {
            color: var(--secondary);
            font-size: 24px;
        }

        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }

        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }

        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        .btn-secondary-custom {
            background: #fff;
            color: var(--secondary);
            border: 1.5px solid var(--secondary);
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-secondary-custom:hover {
            background: var(--secondary-light);
            color: #237A3D;
            border-color: #237A3D;
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
        }

        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }

        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }

        .channel-nav .channels a.active {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.08);
        }

        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* ====== 分类页头 ====== */
        .page-hero {
            background: linear-gradient(135deg, #EAF2FB 0%, #F5F8FC 60%, #E8F5EC 100%);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb-custom {
            background: transparent;
            padding: 0;
            margin-bottom: 16px;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb-custom .separator {
            color: #94A3B8;
            font-size: 12px;
        }

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

        .page-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.95;
        }

        .page-hero .hero-meta {
            display: flex;
            gap: 24px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

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

        .page-hero .hero-meta i {
            color: var(--secondary);
        }

        /* ====== 统计条 ====== */
        .stats-bar-section {
            background: var(--bg-card);
            padding: 28px 0;
            border-bottom: 1px solid var(--border);
        }

        .stats-bar {
            display: flex;
            gap: 32px;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
            flex: 1;
            min-width: 140px;
        }

        .stat-number {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
        }

        .stat-number .green {
            color: var(--secondary);
        }

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

        /* ====== 精选活动 ====== */
        .featured-events-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .featured-card .card-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

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

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

        .featured-card .badge-float {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--secondary);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }

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

        .featured-card .card-date {
            font-size: 13px;
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .featured-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .featured-card .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex: 1;
        }

        .featured-card .card-link {
            margin-top: 16px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .featured-card .card-link:hover {
            color: var(--secondary);
        }

        .featured-card .card-link i {
            transition: var(--transition);
        }

        .featured-card .card-link:hover i {
            transform: translateX(4px);
        }

        /* ====== 活动列表 ====== */
        .events-list-section {
            padding: var(--section-padding);
            background: #fff;
        }

        .event-list-card {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            margin-bottom: 20px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .event-list-card:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(30, 111, 217, 0.3);
        }

        .event-list-card .event-thumb {
            width: 180px;
            min-width: 180px;
            height: 140px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .event-list-card .event-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .event-list-card .event-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .event-list-card .event-date {
            font-size: 13px;
            color: var(--secondary);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 6px;
        }

        .event-list-card .event-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .event-list-card .event-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex: 1;
        }

        .event-list-card .event-actions {
            display: flex;
            gap: 16px;
            margin-top: 12px;
            align-items: center;
        }

        .event-list-card .btn-read {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .event-list-card .btn-read:hover {
            color: var(--secondary);
        }

        .event-list-card .event-location {
            font-size: 13px;
            color: #94A3B8;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ====== 侧栏 ====== */
        .sidebar-widget {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
        }

        .sidebar-widget .widget-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }

        .hot-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .hot-tags a {
            display: inline-block;
            font-size: 13px;
            padding: 5px 14px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 20px;
            font-weight: 500;
            transition: var(--transition);
        }

        .hot-tags a:hover {
            background: var(--primary);
            color: #fff;
        }

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

        .hot-article-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

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

        .hot-article-list .rank {
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .hot-article-list .rank.top1 {
            background: var(--secondary);
            color: #fff;
        }

        .hot-article-list .rank.top2 {
            background: var(--primary);
            color: #fff;
        }

        .hot-article-list .rank.top3 {
            background: var(--primary-dark);
            color: #fff;
        }

        .hot-article-list .hot-title {
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
            line-height: 1.5;
        }

        .hot-article-list .hot-title:hover {
            color: var(--primary);
        }

        /* ====== 活动类型 ====== */
        .activity-types-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .activity-type-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }

        .activity-type-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .activity-type-card .type-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 24px;
        }

        .activity-type-card .type-icon.blue {
            background: var(--primary-light);
            color: var(--primary);
        }

        .activity-type-card .type-icon.green {
            background: var(--secondary-light);
            color: var(--secondary);
        }

        .activity-type-card .type-icon.amber {
            background: #FEF3C7;
            color: #D97706;
        }

        .activity-type-card .type-icon.purple {
            background: #EDE9FE;
            color: #7C3AED;
        }

        .activity-type-card .type-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .activity-type-card .type-count {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ====== 往期回顾 ====== */
        .past-events-section {
            padding: var(--section-padding);
            background: #fff;
        }

        .past-event-item {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--bg-page);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            align-items: center;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .past-event-item:hover {
            border-color: var(--border);
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
        }

        .past-event-item .past-date {
            width: 60px;
            min-width: 60px;
            text-align: center;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 8px 4px;
        }

        .past-event-item .past-date .month {
            font-size: 12px;
            color: var(--primary);
            font-weight: 600;
            display: block;
        }

        .past-event-item .past-date .day {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            display: block;
            line-height: 1.3;
        }

        .past-event-item .past-info {
            flex: 1;
        }

        .past-event-item .past-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .past-event-item .past-desc {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .past-event-item .past-tag {
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--secondary-light);
            color: var(--secondary);
            font-weight: 600;
            white-space: nowrap;
        }

        /* ====== FAQ ====== */
        .faq-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .accordion-custom .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-custom .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.1);
            border: none;
        }

        .accordion-custom .accordion-button::after {
            background-image: none;
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 16px;
            color: var(--secondary);
            width: auto;
            height: auto;
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
            color: var(--primary);
            background-image: none;
            transform: none;
        }

        .accordion-custom .accordion-body {
            padding: 18px 24px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        /* ====== 订阅CTA ====== */
        .subscribe-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }

        .subscribe-card {
            background: var(--primary-light);
            border: 1px solid rgba(30, 111, 217, 0.2);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }

        .subscribe-card .sub-info {
            flex: 1;
            min-width: 280px;
        }

        .subscribe-card .sub-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .subscribe-card .sub-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .subscribe-card .sub-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            min-width: 280px;
        }

        .subscribe-card .sub-input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--border);
            background: #fff;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .subscribe-card .sub-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.1);
        }

        .subscribe-card .btn-sub {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
        }

        .subscribe-card .btn-sub:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 分页 ====== */
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .pagination-custom .page-link {
            border: 1px solid var(--border);
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg-card);
            transition: var(--transition);
            cursor: pointer;
        }

        .pagination-custom .page-link:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }

        .pagination-custom .page-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination-custom .page-link.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 64px 0 0;
        }

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

        .site-footer .footer-brand i {
            color: var(--secondary);
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.9;
            max-width: 360px;
        }

        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

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

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

        .site-footer .footer-links ul li a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
        }

        .site-footer .footer-links ul li a:hover {
            color: #FFFFFF;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #1E293B;
            padding: 20px 0;
            margin-top: 48px;
            text-align: center;
        }

        .site-footer .beian {
            font-size: 13px;
            color: #64748B;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .site-footer .beian a {
            color: #64748B;
            font-size: 13px;
        }

        .site-footer .beian a:hover {
            color: #FFFFFF;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 992px) {
            .brand-nav .search-box input {
                width: 120px;
            }

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

            .caption {
                font-size: 15px;
            }

            .event-list-card {
                flex-direction: column;
            }

            .event-list-card .event-thumb {
                width: 100%;
                min-width: auto;
                height: 200px;
            }

            .stats-bar {
                gap: 20px;
            }

            .stat-number {
                font-size: 24px;
            }
        }

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

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

            .brand-nav .right-actions {
                gap: 8px;
            }

            .brand-nav .search-box {
                display: none;
            }

            .btn-outline-primary-custom,
            .btn-primary-custom {
                padding: 6px 14px;
                font-size: 12px;
            }

            .channel-nav {
                top: 60px;
                height: 46px;
            }

            .channel-nav .channels a {
                padding: 10px 12px;
                font-size: 13px;
            }

            .page-hero {
                padding: 28px 0 24px;
            }

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

            .page-hero .hero-desc {
                font-size: 14px;
            }

            .page-hero .hero-meta {
                gap: 12px;
                font-size: 12px;
            }

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

            :root {
                --section-padding: 40px 0;
            }

            .featured-card .card-img {
                height: 180px;
            }

            .stats-bar-section {
                padding: 20px 0;
            }

            .stat-number {
                font-size: 22px;
            }

            .stat-label {
                font-size: 12px;
            }

            .subscribe-card {
                padding: 24px 20px;
                flex-direction: column;
                gap: 20px;
            }

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

            .subscribe-card .sub-input {
                min-width: auto;
                width: 100%;
            }

            .subscribe-card .btn-sub {
                width: 100%;
            }

            .site-footer {
                padding: 40px 0 0;
            }

            .site-footer .footer-bottom {
                margin-top: 32px;
                padding: 16px 0;
            }

            .site-footer .beian {
                flex-direction: column;
                gap: 8px;
                align-items: center;
            }
        }

        @media (max-width: 576px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero h1 {
                font-size: 22px;
            }

            .stats-bar {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }

            .stat-item {
                min-width: auto;
                width: 100%;
            }

            .past-event-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .past-event-item .past-date {
                width: 50px;
                min-width: 50px;
            }

            .pagination-custom .page-link {
                padding: 6px 12px;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 60px 0;
            --section-padding-mobile: 48px 0;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }

        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .brand-nav .logo i {
            color: var(--secondary);
        }

        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }

        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }

        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        .btn-secondary-custom {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-secondary-custom:hover {
            background: #258A38;
            color: #fff;
            box-shadow: 0 4px 12px rgba(47, 158, 68, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
        }

        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }

        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }

        .channel-nav .channels a.active {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.1);
        }

        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px 3px 0 0;
        }

        /* ====== 面包屑 ====== */
        .breadcrumb-nav {
            background: var(--bg-page);
            padding: 16px 0;
            font-size: 14px;
            color: var(--text-secondary);
        }

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

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

        .breadcrumb-nav .separator {
            margin: 0 8px;
            color: #94A3B8;
        }

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

        /* ====== Hero 区 ====== */
        .wiki-hero {
            background-image: linear-gradient(135deg, rgba(30, 111, 217, 0.92) 0%, rgba(15, 23, 42, 0.88) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 64px;
            color: #fff;
            position: relative;
        }

        .wiki-hero h1 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 18px;
            line-height: 1.4;
            color: #fff;
        }

        .wiki-hero .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            max-width: 720px;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 28px;
        }

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

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

        .wiki-hero .hero-stat-item i {
            font-size: 24px;
            color: #7DD88A;
        }

        .wiki-hero .hero-stat-item .stat-num {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
        }

        .wiki-hero .hero-stat-item .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
        }

        .wiki-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 10px;
        }

        .wiki-hero .hero-actions .btn-light-custom {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            display: inline-block;
            cursor: pointer;
        }

        .wiki-hero .hero-actions .btn-light-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
        }

        .wiki-hero .hero-actions .btn-outline-light-custom {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-sm);
            padding: 11px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            display: inline-block;
            cursor: pointer;
        }

        .wiki-hero .hero-actions .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        /* ====== 百科分类卡片区 ====== */
        .wiki-categories {
            padding: var(--section-padding);
        }

        .wiki-cat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            height: 100%;
            transition: var(--transition);
            text-align: left;
            position: relative;
            overflow: hidden;
        }

        .wiki-cat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .wiki-cat-card .cat-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .wiki-cat-card .cat-icon.green {
            background: var(--secondary-light);
            color: var(--secondary);
        }

        .wiki-cat-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .wiki-cat-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .wiki-cat-card .cat-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .wiki-cat-card .cat-link i {
            transition: var(--transition);
            font-size: 12px;
        }

        .wiki-cat-card .cat-link:hover i {
            transform: translateX(4px);
        }

        /* ====== 热门百科条目区 ====== */
        .wiki-entries {
            padding: var(--section-padding);
            background: #fff;
        }

        .wiki-entry-card {
            background: var(--bg-page);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .wiki-entry-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

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

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

        .wiki-entry-card:hover .entry-img-wrap img {
            transform: scale(1.06);
        }

        .wiki-entry-card .entry-img-wrap .entry-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            z-index: 2;
        }

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

        .wiki-entry-card .entry-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
            line-height: 1.5;
        }

        .wiki-entry-card .entry-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }

        .wiki-entry-card .entry-body .entry-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: #94A3B8;
            border-top: 1px solid var(--border);
            padding-top: 12px;
            margin-top: auto;
        }

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

        /* ====== 学习路径区 ====== */
        .wiki-path {
            padding: var(--section-padding);
        }

        .path-step {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            height: 100%;
            transition: var(--transition);
            position: relative;
        }

        .path-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--secondary);
        }

        .path-step .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .path-step .step-num.green {
            background: var(--secondary);
        }

        .path-step h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .path-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .path-step .step-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            margin-top: 12px;
        }

        /* ====== 术语速查区 ====== */
        .wiki-glossary {
            padding: var(--section-padding);
            background: #fff;
        }

        .glossary-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .glossary-tag {
            background: var(--bg-page);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 8px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            transition: var(--transition);
            cursor: default;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .glossary-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .glossary-tag i {
            font-size: 11px;
            color: var(--secondary);
        }

        /* ====== 深度内容区 ====== */
        .wiki-deep {
            padding: var(--section-padding);
        }

        .wiki-deep-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 36px 32px;
        }

        .wiki-deep-card h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .wiki-deep-card .deep-content {
            font-size: 15px;
            line-height: 2.0;
            color: var(--text-main);
        }

        .wiki-deep-card .deep-content p {
            margin-bottom: 16px;
            color: #334155;
        }

        .wiki-deep-card .deep-content .highlight {
            background: var(--primary-light);
            border-left: 3px solid var(--primary);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 15px;
            color: #1E3A5F;
        }

        /* ====== 数据统计区 ====== */
        .wiki-stats {
            padding: var(--section-padding);
            background: #fff;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .stat-box {
            background: var(--bg-page);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-box:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .stat-box .stat-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .stat-box .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .stat-box .stat-desc {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* ====== FAQ区 ====== */
        .wiki-faq {
            padding: var(--section-padding);
        }

        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .accordion-custom .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-custom .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            background: var(--bg-card);
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            transition: var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.12);
            border-color: var(--primary);
        }

        .accordion-custom .accordion-button::after {
            background-size: 16px;
            transition: var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }

        .accordion-custom .accordion-body {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            padding: 18px 20px 22px;
            background: #fff;
        }

        /* ====== CTA订阅区 ====== */
        .wiki-cta {
            padding: var(--section-padding);
            background: #fff;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, #0F4C9E 100%);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }

        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-box h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-box .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-box .cta-form input {
            flex: 1;
            min-width: 220px;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 15px;
            outline: none;
            background: #fff;
            color: var(--text-main);
        }

        .cta-box .cta-form input:focus {
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
        }

        .cta-box .cta-form .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .cta-box .cta-form .btn-cta:hover {
            background: #258A38;
            box-shadow: 0 4px 16px rgba(47, 158, 68, 0.35);
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 48px 0 28px;
            font-size: 14px;
        }

        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .site-footer .footer-brand i {
            color: var(--secondary);
        }

        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #94A3B8;
            max-width: 320px;
        }

        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

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

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

        .site-footer .footer-links ul li a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
        }

        .site-footer .footer-links ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #1E293B;
            padding-top: 20px;
            margin-top: 32px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            margin-bottom: 8px;
            color: #94A3B8;
            font-size: 13px;
        }

        .site-footer .beian {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            justify-content: center;
            font-size: 13px;
            color: #64748B;
        }

        .site-footer .beian a {
            color: #64748B;
        }

        .site-footer .beian a:hover {
            color: #fff;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 1024px) {
            :root {
                --section-padding: 50px 0;
            }
            .wiki-hero h1 {
                font-size: 28px;
            }
            .wiki-hero .hero-desc {
                font-size: 15px;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 40px 0;
            }
            .brand-nav {
                height: 60px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .btn-outline-primary-custom {
                padding: 6px 14px;
                font-size: 12px;
            }
            .btn-primary-custom {
                padding: 8px 16px;
                font-size: 12px;
            }
            .channel-nav {
                top: 60px;
                height: 46px;
            }
            .channel-nav .channels a {
                padding: 10px 14px;
                font-size: 13px;
            }
            .wiki-hero {
                padding: 48px 0 40px;
            }
            .wiki-hero h1 {
                font-size: 24px;
            }
            .wiki-hero .hero-desc {
                font-size: 14px;
            }
            .wiki-hero .hero-stats {
                gap: 16px;
                flex-wrap: wrap;
            }
            .wiki-hero .hero-stat-item .stat-num {
                font-size: 18px;
            }
            .wiki-hero .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .wiki-hero .hero-actions .btn-light-custom,
            .wiki-hero .hero-actions .btn-outline-light-custom {
                width: 100%;
                text-align: center;
            }
            .section-title {
                font-size: 20px;
            }
            .section-desc {
                font-size: 14px;
            }
            .wiki-deep-card {
                padding: 24px 18px;
            }
            .wiki-deep-card h2 {
                font-size: 20px;
            }
            .wiki-deep-card .deep-content {
                font-size: 14px;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 20px;
            }
            .cta-box p {
                font-size: 14px;
            }
            .cta-box .cta-form {
                flex-direction: column;
            }
            .cta-box .cta-form input {
                min-width: 100%;
            }
            .stat-box .stat-number {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-nav .right-actions .btn-outline-primary-custom {
                display: none;
            }
            .channel-nav .channels a {
                padding: 8px 10px;
                font-size: 12px;
            }
            .wiki-hero h1 {
                font-size: 20px;
            }
            .wiki-hero .hero-stats {
                gap: 12px;
            }
            .wiki-hero .hero-stat-item .stat-num {
                font-size: 16px;
            }
            .wiki-hero .hero-stat-item .stat-label {
                font-size: 11px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .wiki-cat-card {
                padding: 20px 16px;
            }
            .wiki-cat-card h3 {
                font-size: 16px;
            }
            .glossary-tag {
                font-size: 12px;
                padding: 6px 12px;
            }
            .site-footer {
                padding: 32px 0 20px;
            }
            .site-footer .footer-brand {
                font-size: 17px;
            }
            .site-footer .beian {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #1E6FD9;
            --primary-dark: #1D4ED8;
            --primary-light: #EAF2FB;
            --secondary: #2F9E44;
            --secondary-light: #E8F5EC;
            --text-main: #0F172A;
            --text-secondary: #64748B;
            --bg-page: #F5F8FC;
            --bg-card: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.16);
            --transition: all 0.25s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --section-padding: 60px 0;
            --section-padding-mobile: 40px 0;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-fluid,
        .container {
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        /* ====== 品牌行导航 ====== */
        .brand-nav {
            background: #fff;
            height: 68px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
        }
        .brand-nav .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .brand-nav .logo i {
            color: var(--secondary);
            font-size: 24px;
        }
        .brand-nav .right-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border-radius: 20px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.08);
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 160px;
            color: var(--text-main);
        }
        .brand-nav .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
            margin-right: 8px;
        }
        .btn-outline-primary-custom {
            background: #fff;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 20px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 217, 0.3);
        }

        /* ====== 频道行导航 ====== */
        .channel-nav {
            background: var(--primary-light);
            height: 52px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            position: sticky;
            top: 68px;
            z-index: 1000;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav .channels {
            display: flex;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
            align-items: center;
        }
        .channel-nav .channels a {
            display: inline-block;
            padding: 12px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .channel-nav .channels a:hover {
            color: var(--primary);
            background: rgba(30, 111, 217, 0.06);
        }
        .channel-nav .channels a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .channel-nav .channels a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px 3px 0 0;
        }

        /* ====== 分类页头 ====== */
        .category-hero {
            background: linear-gradient(180deg, #EAF2FB 0%, #F5F8FC 100%);
            padding: 40px 0 48px;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom .separator {
            color: #94A3B8;
            font-size: 12px;
        }
        .breadcrumb-custom .current {
            color: var(--primary);
            font-weight: 600;
        }
        .category-hero h1 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .category-hero .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.95;
            margin-bottom: 0;
        }

        /* ====== 视频特色区 ====== */
        .featured-video-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .featured-video-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-video-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .featured-video-card .video-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .featured-video-card .video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .featured-video-card:hover .video-thumb img {
            transform: scale(1.04);
        }
        .video-thumb .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .video-thumb .play-overlay i {
            font-size: 52px;
            color: rgba(255, 255, 255, 0.9);
            transition: var(--transition);
        }
        .featured-video-card:hover .play-overlay i {
            color: #fff;
            transform: scale(1.15);
        }
        .video-thumb .duration-badge {
            position: absolute;
            right: 12px;
            bottom: 12px;
            background: rgba(15, 23, 42, 0.8);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            letter-spacing: 0.5px;
        }
        .featured-video-card .featured-body {
            padding: 24px 28px 28px;
        }
        .featured-video-card .featured-date {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            background: var(--secondary-light);
            padding: 4px 12px;
            border-radius: 16px;
            margin-bottom: 12px;
        }
        .featured-video-card .featured-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .featured-video-card .featured-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 16px;
        }
        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--primary);
            transition: var(--transition);
        }
        .read-more-link i {
            font-size: 13px;
            transition: transform 0.25s ease;
        }
        .read-more-link:hover {
            color: var(--primary-dark);
        }
        .read-more-link:hover i {
            transform: translateX(4px);
        }

        /* ====== 视频卡片网格 ====== */
        .video-grid-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .video-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .video-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .video-card .thumb-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .video-card .thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .video-card:hover .thumb-wrap img {
            transform: scale(1.05);
        }
        .video-card .thumb-wrap .play-overlay-small {
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .video-card .thumb-wrap .play-overlay-small i {
            font-size: 34px;
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }
        .video-card:hover .thumb-wrap .play-overlay-small i {
            color: #fff;
            transform: scale(1.1);
        }
        .video-card .thumb-wrap .duration-badge {
            position: absolute;
            right: 10px;
            bottom: 10px;
            background: rgba(15, 23, 42, 0.8);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 5px;
        }
        .video-card .card-body-custom {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .video-card .card-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .video-card .card-date i {
            font-size: 12px;
            color: var(--text-secondary);
        }
        .video-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .video-card .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            flex: 1;
        }
        .video-card .read-more-link {
            font-size: 14px;
        }

        /* ====== 侧栏 ====== */
        .sidebar-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .sidebar-widget {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            margin-bottom: 24px;
        }
        .sidebar-widget:last-child {
            margin-bottom: 0;
        }
        .sidebar-widget .widget-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-widget .widget-title i {
            color: var(--secondary);
            font-size: 16px;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud a {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-page);
            border: 1px solid var(--border);
            padding: 6px 14px;
            border-radius: 18px;
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
        }
        .sidebar-article-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-article-list li {
            display: flex;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
        }
        .sidebar-article-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .sidebar-article-list li:first-child {
            padding-top: 0;
        }
        .sidebar-article-list .s-thumb {
            width: 72px;
            height: 48px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .sidebar-article-list .s-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sidebar-article-list .s-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-article-list .s-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }
        .sidebar-article-list a:hover .s-title {
            color: var(--primary);
        }
        .sidebar-article-list .s-date {
            font-size: 12px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ====== 编辑推荐列表 ====== */
        .editor-pick-section {
            padding: var(--section-padding);
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .editor-pick-item {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            margin-bottom: 16px;
            align-items: center;
        }
        .editor-pick-item:last-child {
            margin-bottom: 0;
        }
        .editor-pick-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .editor-pick-item .ep-thumb {
            width: 200px;
            aspect-ratio: 16 / 9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            position: relative;
        }
        .editor-pick-item .ep-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .editor-pick-item .ep-thumb .play-mini {
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .editor-pick-item .ep-thumb .play-mini i {
            font-size: 28px;
            color: rgba(255, 255, 255, 0.85);
        }
        .editor-pick-item .ep-info {
            flex: 1;
            min-width: 0;
        }
        .editor-pick-item .ep-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 6px;
        }
        .editor-pick-item .ep-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .editor-pick-item .ep-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ====== 订阅表单 ====== */
        .subscribe-section {
            padding: var(--section-padding);
            background: var(--bg-page);
        }
        .subscribe-card {
            background: var(--primary-light);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid rgba(30, 111, 217, 0.15);
            box-shadow: var(--shadow-sm);
            text-align: center;
        }
        .subscribe-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .subscribe-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.8;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 240px;
            padding: 12px 20px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            background: #fff;
            font-size: 15px;
            color: var(--text-main);
            outline: none;
            transition: var(--transition);
        }
        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(30, 111, 217, 0.1);
        }
        .subscribe-form .btn-subscribe {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .subscribe-form .btn-subscribe:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(30, 111, 217, 0.35);
        }

        /* ====== 分页 ====== */
        .pagination-section {
            padding: 32px 0 48px;
            background: var(--bg-page);
        }
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .pagination-custom a,
        .pagination-custom span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            background: #fff;
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .pagination-custom a:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }
        .pagination-custom .current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .pagination-custom .disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding: 60px 0 32px;
            border-top: 1px solid #1E293B;
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand i {
            color: var(--secondary);
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.8;
            max-width: 340px;
            margin-bottom: 0;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
        }
        .site-footer .footer-links h5 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links ul li a {
            font-size: 14px;
            color: #94A3B8;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .site-footer .footer-links ul li a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid #1E293B;
            text-align: center;
        }
        .site-footer .footer-bottom p {
            font-size: 14px;
            color: #94A3B8;
            margin-bottom: 8px;
        }
        .site-footer .beian {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            font-size: 13px;
            color: #64748B;
        }
        .site-footer .beian span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .site-footer .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 12px;
        }
        .site-footer .footer-bottom-links a {
            font-size: 13px;
            color: #64748B;
            transition: var(--transition);
        }
        .site-footer .footer-bottom-links a:hover {
            color: #fff;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991.98px) {
            .brand-nav .search-box input {
                width: 120px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .featured-video-card .featured-body {
                padding: 20px;
            }
            .featured-video-card .featured-title {
                font-size: 19px;
            }
            .subscribe-card {
                padding: 36px 24px;
            }
            .editor-pick-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .editor-pick-item .ep-thumb {
                width: 100%;
            }
        }
        @media (max-width: 767.98px) {
            .brand-nav {
                height: 60px;
                padding: 0 16px;
            }
            .brand-nav .logo {
                font-size: 18px;
            }
            .brand-nav .logo i {
                font-size: 20px;
            }
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .right-actions {
                gap: 8px;
            }
            .btn-outline-primary-custom,
            .btn-primary-custom {
                padding: 7px 14px;
                font-size: 13px;
            }
            .channel-nav {
                top: 60px;
                height: 46px;
            }
            .channel-nav .channels a {
                padding: 10px 12px;
                font-size: 13px;
            }
            .channel-nav .channels a.active::after {
                left: 12px;
                right: 12px;
            }
            .category-hero {
                padding: 28px 0 36px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .category-desc {
                font-size: 14px;
                line-height: 1.8;
            }
            .section-title {
                font-size: 22px;
            }
            .featured-video-card .featured-title {
                font-size: 18px;
            }
            .video-card .card-title {
                font-size: 15px;
            }
            .video-card .card-desc {
                font-size: 13px;
            }
            .subscribe-card h2 {
                font-size: 20px;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
            .site-footer .footer-bottom {
                margin-top: 24px;
                padding-top: 16px;
            }
        }
        @media (max-width: 575.98px) {
            .container-fluid,
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 21px;
            }
            .featured-video-card .featured-body {
                padding: 16px;
            }
            .video-card .card-body-custom {
                padding: 14px 16px 16px;
            }
            .sidebar-widget {
                padding: 18px;
            }
            .editor-pick-item {
                padding: 16px;
            }
            .pagination-custom a,
            .pagination-custom span {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: 13px;
            }
        }