/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #2B7DE0;
            --primary-dark: #1E5CB5;
            --primary-light: #EAF2FB;
            --gold: #D9A441;
            --teal: #0FA3A3;
            --danger: #E5533C;
            --bg: #F6F8FC;
            --card: #FFFFFF;
            --text: #1E2A3E;
            --text-secondary: #5A6B82;
            --text-light: #9AA9BC;
            --border: #E2E9F2;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow: 0 4px 16px rgba(30, 42, 62, .06);
            --shadow-lg: 0 12px 32px rgba(30, 42, 62, .12);
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: color .2s; }
        ul, ol { list-style: none; }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea { font-family: inherit; }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            border: 1px solid transparent;
            transition: all .25s ease;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(43, 125, 224, .28);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-gold {
            background: var(--gold);
            color: #fff;
        }
        .btn-gold:hover {
            background: #c7942e;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(217, 164, 65, .3);
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-white:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-lg { padding: 14px 38px; font-size: 16px; border-radius: 12px; }
        .btn-sm { padding: 8px 20px; font-size: 14px; border-radius: 8px; }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.6;
        }
        .badge-blue { background: var(--primary-light); color: var(--primary); }
        .badge-gold { background: #FDF4E3; color: #B8862B; }
        .badge-green { background: #E6F7F0; color: #0A7A6E; }
        .badge-red { background: #FDEEE8; color: #D0432F; }
        .badge-dot { position: relative; }
        .badge-dot::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
            display: inline-block;
        }

        /* ===== 状态条 ===== */
        .top-bar {
            background: var(--primary-light);
            padding: 8px 0;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .countdown {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--text);
        }
        .countdown .time-num {
            font-family: "SF Mono", "Consolas", monospace;
            font-size: 14px;
            font-weight: 700;
            color: var(--gold);
            background: #fff;
            border-radius: 6px;
            padding: 1px 6px;
            display: inline-block;
            min-width: 28px;
            text-align: center;
        }
        .top-bar a { color: var(--text-secondary); }
        .top-bar a:hover { color: var(--primary); }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s;
        }
        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(30, 42, 62, .08);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: .5px;
        }
        .logo-suffix {
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 20px;
            margin-left: 4px;
            white-space: nowrap;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 2px;
            position: relative;
            transition: color .2s;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-cta {
            position: relative;
        }
        .nav-cta .hot-dot {
            position: absolute;
            top: -4px;
            right: -6px;
            width: 8px;
            height: 8px;
            background: var(--danger);
            border-radius: 50%;
            border: 2px solid #fff;
        }
        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: var(--primary-light);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
        }
        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 16px 24px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu a {
            padding: 12px 8px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(105deg, rgba(255, 255, 255, .97) 0%, rgba(255, 255, 255, .92) 38%, rgba(255, 255, 255, .6) 62%, rgba(255, 255, 255, .32) 100%), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            padding: 80px 0;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .hero h1 .highlight {
            color: var(--primary);
            position: relative;
            display: inline-block;
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin-bottom: 32px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .hero-status {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .8);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 16px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
            margin-top: 24px;
        }
        .hero-status .dot {
            width: 8px;
            height: 8px;
            background: var(--teal);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(15, 163, 163, .3); }
            50% { opacity: .7; box-shadow: 0 0 0 6px rgba(15, 163, 163, 0); }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: #EEF3F9;
        }
        .section-white {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }

        /* ===== 权益对比表 ===== */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .plan-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: all .3s ease;
            box-shadow: var(--shadow);
        }
        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(43, 125, 224, .35);
        }
        .plan-card.recommended {
            border-color: var(--primary);
            box-shadow: 0 12px 32px rgba(43, 125, 224, .15);
            transform: scale(1.04);
            z-index: 2;
        }
        .plan-card.recommended:hover {
            transform: scale(1.04) translateY(-4px);
        }
        .plan-card.recommended::before {
            content: '推荐';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 3px 18px;
            border-radius: 20px;
            letter-spacing: 2px;
            box-shadow: 0 4px 12px rgba(43, 125, 224, .3);
        }
        .plan-top {
            text-align: center;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 24px;
        }
        .plan-icon {
            font-size: 32px;
            margin-bottom: 10px;
            display: block;
        }
        .plan-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }
        .plan-desc {
            font-size: 13px;
            color: var(--text-light);
        }
        .plan-features {
            flex: 1;
            margin-bottom: 24px;
        }
        .plan-feature {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 0;
            font-size: 14px;
            color: var(--text-secondary);
            border-bottom: 1px dashed var(--border);
        }
        .plan-feature:last-child { border-bottom: none; }
        .plan-feature .check {
            color: var(--teal);
            font-weight: 700;
            font-size: 15px;
            flex-shrink: 0;
        }
        .plan-feature .cross {
            color: var(--text-light);
            font-size: 15px;
            flex-shrink: 0;
        }
        .plan-feature .text { flex: 1; }
        .plan-bottom {
            text-align: center;
        }

        /* ===== 等级亮点 ===== */
        .highlight-section {
            display: grid;
            grid-template-columns: 360px 1fr;
            gap: 60px;
            align-items: start;
        }
        .highlight-sticky {
            position: sticky;
            top: 120px;
        }
        .highlight-sticky h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .highlight-sticky p {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.8;
        }
        .highlight-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .highlight-item {
            display: flex;
            gap: 20px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all .3s ease;
            box-shadow: var(--shadow);
        }
        .highlight-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateX(4px);
            border-color: rgba(43, 125, 224, .3);
        }
        .highlight-num {
            font-size: 48px;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1.1;
            min-width: 68px;
            transition: color .3s;
        }
        .highlight-item:hover .highlight-num {
            color: var(--primary);
        }
        .highlight-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .highlight-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== 专属内容预览 ===== */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .content-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all .3s ease;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(43, 125, 224, .35);
        }
        .content-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .content-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s;
        }
        .content-card:hover .content-cover img {
            transform: scale(1.05);
        }
        .content-badge {
            position: absolute;
            top: 12px;
            right: 12px;
        }
        .content-lock {
            position: absolute;
            inset: 0;
            background: rgba(30, 42, 62, .35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: #fff;
            backdrop-filter: blur(2px);
        }
        .content-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .content-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .content-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .content-link {
            margin-top: 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .2s;
        }
        .content-link:hover { gap: 10px; }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all .3s;
        }
        .faq-item.active {
            background: #F2F7FD;
            border-color: rgba(43, 125, 224, .3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: color .2s;
        }
        .faq-item.active .faq-question {
            color: var(--primary);
        }
        .faq-icon {
            font-size: 20px;
            color: var(--text-light);
            transition: transform .3s;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #14263F 0%, #1A334F 100%);
            text-align: center;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            opacity: .15;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
        }
        .cta-inner h2 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 14px;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .cta-tags {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .cta-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            border-radius: 20px;
            background: rgba(255, 255, 255, .1);
            color: rgba(255, 255, 255, .9);
            font-size: 13px;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, .15);
        }
        .cta-tag::before {
            content: '✓';
            color: var(--teal);
            font-weight: 700;
        }

        /* ===== 资讯列表 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: block;
            transition: all .3s ease;
            box-shadow: var(--shadow);
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(43, 125, 224, .3);
        }
        .news-card-cover {
            position: relative;
            aspect-ratio: 16 / 7;
            overflow: hidden;
        }
        .news-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card:hover .news-card-cover img {
            transform: scale(1.04);
            transition: transform .4s;
        }
        .news-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 12px;
        }
        .news-card-body {
            padding: 20px;
        }
        .news-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color .2s;
        }
        .news-card:hover .news-card-body h3 {
            color: var(--primary);
        }
        .news-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-light);
        }
        .news-meta time {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .empty-state {
            background: #F2F5F9;
            border: 1px dashed var(--border);
            border-radius: var(--radius-lg);
            padding: 60px 24px;
            text-align: center;
            color: var(--text-light);
            font-size: 15px;
        }
        .empty-state .empty-icon {
            font-size: 36px;
            display: block;
            margin-bottom: 12px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #14263F;
            color: #C7D3E0;
            padding: 64px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #93A5B8;
            max-width: 260px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: #93A5B8;
            padding: 5px 0;
            transition: color .2s;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: #7C8BA0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-menu { gap: 20px; }
            .plan-grid { grid-template-columns: repeat(2, 1fr); }
            .highlight-section { grid-template-columns: 1fr; gap: 32px; }
            .highlight-sticky { position: static; }
        }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .nav-actions .btn { display: none; }
            .mobile-toggle { display: flex; }
            .mobile-menu.open { display: flex; }
            .hero { min-height: 460px; padding: 48px 0; }
            .hero h1 { font-size: 32px; }
            .hero-sub { font-size: 15px; }
            .content-grid { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .section { padding: 56px 0; }
            .section-head h2 { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .plan-grid { grid-template-columns: 1fr; }
            .plan-card.recommended { transform: scale(1); }
            .plan-card.recommended:hover { transform: translateY(-4px); }
            .top-bar { font-size: 12px; }
            .countdown { display: none; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .hero h1 { font-size: 26px; }
            .hero-actions .btn { width: 100%; }
            .section-head h2 { font-size: 22px; }
            .cta-inner h2 { font-size: 26px; }
            .logo-suffix { display: none; }
        }

        /* ===== 滚动条美化 ===== */
        ::-webkit-scrollbar { width: 8px; height: 8px; }
        ::-webkit-scrollbar-track { background: #F1F3F6; }
        ::-webkit-scrollbar-thumb { background: #C5D0DD; border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: #A9B7C9; }

/* roulang page: article */
:root {
            --primary: #2B7DE0;
            --primary-dark: #1E5CB5;
            --primary-light: #EAF2FB;
            --gold: #D9A441;
            --teal: #0FA3A3;
            --danger: #E5533C;
            --ink: #1E2A3E;
            --sub: #5A6B82;
            --faint: #9AA9BC;
            --line: #E2E9F2;
            --page-bg: #F6F8FC;
            --card-bg: #FFFFFF;
            --deep-block: #14263F;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 16px rgba(30,42,62,.06);
            --shadow-lg: 0 12px 32px rgba(30,42,62,.12);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--ink);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color .25s ease;
        }

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

        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 0 24px;
            height: 44px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: .02em;
            transition: all .3s ease;
            line-height: 44px;
        }

        .btn-sm {
            height: 38px;
            padding: 0 18px;
            font-size: 14px;
            line-height: 38px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(43,125,224,.25);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(30,92,181,.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(43,125,224,.2);
        }

        .btn-gold {
            background: var(--gold);
            color: #fff;
            box-shadow: 0 4px 14px rgba(217,164,65,.3);
        }

        .btn-gold:hover {
            background: #c59330;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-lg {
            height: 52px;
            padding: 0 36px;
            font-size: 16px;
            line-height: 52px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.4;
        }

        /* 顶部状态条 */
        .top-strip {
            background: var(--primary-light);
            border-bottom: 1px solid rgba(43,125,224,.12);
            font-size: 13px;
            color: var(--sub);
            padding: 8px 0;
        }

        .top-strip .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .top-strip-left {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .countdown-nums {
            font-family: 'Courier New', monospace;
            font-weight: 700;
            color: var(--gold);
            background: rgba(217,164,65,.1);
            padding: 2px 10px;
            border-radius: 6px;
            letter-spacing: 1px;
        }

        .top-strip-right a {
            color: var(--sub);
            margin-left: 18px;
            font-size: 13px;
        }

        .top-strip-right a:hover {
            color: var(--primary);
        }

        /* 主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255,255,255,.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 8px rgba(30,42,62,.04);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }

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

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 600;
            color: var(--ink);
            letter-spacing: .02em;
        }

        .logo-suffix {
            font-size: 13px;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: 20px;
            font-weight: 500;
            white-space: nowrap;
        }

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

        .nav-menu .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            padding: 6px 2px;
            position: relative;
            transition: color .25s ease;
        }

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

        .nav-menu .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-menu .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-cta {
            position: relative;
            display: inline-flex;
        }

        .hot-dot {
            position: absolute;
            top: -3px;
            right: -5px;
            width: 9px;
            height: 9px;
            background: var(--danger);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        .mobile-toggle {
            display: none;
            background: none;
            font-size: 24px;
            color: var(--ink);
            padding: 4px 8px;
            border-radius: 6px;
        }

        .mobile-toggle:hover {
            background: var(--primary-light);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 12px 24px 20px;
            background: #fff;
            border-top: 1px solid var(--line);
            gap: 4px;
        }

        .mobile-menu a {
            padding: 12px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            border-bottom: 1px solid #f0f3f8;
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }

        /* 面包屑 */
        .breadcrumb-wrap {
            padding: 22px 0 0;
            font-size: 14px;
            color: var(--faint);
        }

        .breadcrumb-wrap a {
            color: var(--faint);
        }

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

        .breadcrumb-wrap .sep {
            margin: 0 8px;
            color: #c3ceda;
        }

        .breadcrumb-wrap .current {
            color: var(--sub);
            font-weight: 500;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 300px;
            display: inline-block;
            vertical-align: bottom;
        }

        /* 文章标题区 */
        .article-header {
            padding: 30px 0 36px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 40px;
        }

        .article-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--ink);
            margin-bottom: 16px;
            letter-spacing: .01em;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 14px;
            color: var(--sub);
        }

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

        .meta-item i {
            color: var(--faint);
            font-size: 13px;
        }

        .cat-pill {
            display: inline-block;
            padding: 3px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: var(--primary-light);
            color: var(--primary);
        }

        /* 正文区域 */
        .article-body-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .article-content {
            max-width: 720px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.95;
            color: #2c3a4e;
            word-break: break-word;
        }

        .article-content p {
            margin-bottom: 28px;
        }

        .article-content h2,
        .article-content h3,
        .article-content h4 {
            font-weight: 700;
            color: var(--ink);
            margin-top: 36px;
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .article-content h2 {
            font-size: 26px;
        }

        .article-content h3 {
            font-size: 22px;
        }

        .article-content h4 {
            font-size: 18px;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 32px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 18px 24px;
            margin: 32px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--sub);
            font-size: 15px;
            line-height: 1.8;
        }

        .article-content ul,
        .article-content ol {
            margin: 20px 0 28px;
            padding-left: 24px;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: 10px;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            font-size: 14px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-content table th,
        .article-content table td {
            padding: 14px 16px;
            border: 1px solid var(--line);
            text-align: left;
        }

        .article-content table th {
            background: var(--primary-light);
            font-weight: 600;
            color: var(--ink);
        }

        .article-content a:hover {
            text-decoration: underline;
        }

        /* 文末标签 */
        .article-tags {
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px solid var(--line);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .tag-chip {
            display: inline-block;
            padding: 5px 16px;
            border-radius: 20px;
            font-size: 13px;
            background: #f0f4f9;
            color: var(--sub);
            border: 1px solid var(--line);
            transition: all .25s ease;
        }

        .tag-chip:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(43,125,224,.3);
        }

        /* 上一篇/下一篇 */
        .post-nav {
            display: flex;
            gap: 16px;
            margin-top: 32px;
        }

        .post-nav-item {
            flex: 1;
            padding: 18px 22px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .post-nav-item:hover {
            border-color: rgba(43,125,224,.4);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .post-nav-item .dir {
            font-size: 13px;
            color: var(--faint);
        }

        .post-nav-item .text {
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* 相关推荐 */
        .related-section {
            padding: 64px 0 36px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--line);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(43,125,224,.25);
        }

        .related-card .thumb {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-light);
        }

        .related-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .related-card:hover .thumb img {
            transform: scale(1.03);
        }

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

        .related-card .body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.45;
            margin-bottom: 8px;
            transition: color .25s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card:hover .body h3 {
            color: var(--primary);
        }

        .related-card .date {
            font-size: 13px;
            color: var(--faint);
            margin-top: auto;
        }

        /* 返回按钮区 */
        .back-section {
            padding: 24px 0 64px;
        }

        /* 空态 */
        .article-empty {
            text-align: center;
            padding: 100px 24px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px dashed var(--line);
        }

        .article-empty h2 {
            font-size: 24px;
            color: var(--ink);
            margin-bottom: 12px;
        }

        .article-empty p {
            color: var(--sub);
            margin-bottom: 24px;
            font-size: 15px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--deep-block);
            color: #C7D3E0;
            padding: 64px 0 0;
            margin-top: 80px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255,255,255,.1);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #9FB0C5;
            max-width: 280px;
            margin-top: 12px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .footer-col a {
            display: block;
            color: #C7D3E0;
            font-size: 14px;
            padding: 5px 0;
            transition: color .25s ease;
        }

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

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 14px;
            color: #8CA0B8;
        }

        .footer-bottom a {
            color: #C7D3E0;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 16px;
            }
            .nav-menu .nav-link {
                font-size: 14px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu,
            .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .navbar {
                height: 64px;
            }
            .logo-text {
                font-size: 19px;
            }
            .logo-suffix {
                font-size: 12px;
                padding: 2px 8px;
            }
            .logo-mark {
                width: 34px;
                height: 34px;
                font-size: 18px;
            }
            .article-title {
                font-size: 26px;
            }
            .article-content {
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .post-nav {
                flex-direction: column;
            }
            .top-strip-right {
                display: none;
            }
            .top-strip .container {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .article-header {
                padding: 20px 0 28px;
            }
            .article-title {
                font-size: 22px;
            }
            .article-meta {
                gap: 10px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb-wrap .current {
                max-width: 160px;
            }
        }

/* roulang page: category1 */
:root {
        --primary: #2B7DE0;
        --primary-dark: #1E5CB5;
        --primary-light: #EAF2FB;
        --gold: #D9A441;
        --teal: #0FA3A3;
        --red: #E5533C;
        --text-main: #1E2A3E;
        --text-sub: #5A6B82;
        --border-color: #E2E9F2;
        --bg-page: #F6F8FC;
        --card-bg: #FFFFFF;
        --footer-bg: #14263F;
        --radius-lg: 16px;
        --radius-md: 12px;
        --radius-sm: 10px;
        --shadow-card: 0 4px 16px rgba(30, 42, 62, .06);
        --shadow-hover: 0 12px 32px rgba(30, 42, 62, .12);
        --transition-base: all .25s ease;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
        font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        background: var(--bg-page);
        color: var(--text-main);
        line-height: 1.7;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; transition: var(--transition-base); }
    button { cursor: pointer; border: none; background: none; font-family: inherit; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: #fff;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 2px 12px rgba(30,42,62,.04);
        transition: all .3s ease;
    }
    .site-header.scrolled { background: rgba(255,255,255,.92); backdrop-filter: blur(12px); box-shadow: 0 4px 20px rgba(30,42,62,.08); }
    .navbar { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
    .logo { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
    .logo-mark {
        display: inline-flex; align-items: center; justify-content: center;
        width: 36px; height: 36px; background: var(--primary);
        color: #fff; font-weight: 700; font-size: 18px; border-radius: 10px;
        box-shadow: 0 2px 8px rgba(43,125,224,.35);
    }
    .logo-text { font-weight: 700; font-size: 22px; color: var(--text-main); letter-spacing: .5px; }
    .logo-suffix {
        font-size: 12px; color: var(--primary); background: var(--primary-light);
        padding: 2px 10px; border-radius: 20px; font-weight: 500;
    }
    .nav-menu { display: flex; align-items: center; gap: 32px; }
    .nav-link {
        font-size: 15px; font-weight: 500; color: var(--text-sub);
        padding: 8px 2px; position: relative; transition: var(--transition-base);
    }
    .nav-link:hover { color: var(--primary); }
    .nav-link.active { color: var(--primary); font-weight: 600; }
    .nav-link.active::after {
        content: ''; position: absolute; left: 0; right: 0; bottom: 0;
        height: 3px; background: var(--primary); border-radius: 3px;
    }
    .nav-actions { display: flex; align-items: center; gap: 12px; }
    .nav-cta { position: relative; }
    .hot-dot {
        position: absolute; top: -2px; right: -4px;
        width: 8px; height: 8px; background: var(--red); border-radius: 50%;
        animation: pulse-dot 1.8s infinite;
    }
    @keyframes pulse-dot { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .6; transform: scale(1.3);} }
    .btn {
        display: inline-flex; align-items: center; justify-content: center;
        border-radius: var(--radius-sm); font-weight: 600; transition: var(--transition-base);
        line-height: 1; white-space: nowrap;
    }
    .btn-sm { padding: 10px 20px; font-size: 14px; }
    .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(43,125,224,.3); }
    .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(43,125,224,.4); }
    .btn-outline { border: 1.5px solid var(--primary); color: var(--primary); background: transparent; }
    .btn-outline:hover { background: var(--primary); color: #fff; }
    .btn-gold { background: var(--gold); color: #1E2A3E; box-shadow: 0 4px 14px rgba(217,164,65,.3); }
    .btn-gold:hover { background: #c8932e; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(217,164,65,.4); }
    .btn-large { padding: 14px 32px; font-size: 16px; border-radius: 12px; }
    .mobile-toggle { display: none; font-size: 24px; color: var(--text-main); padding: 4px 8px; }
    .mobile-menu { display: none; background: #fff; border-top: 1px solid var(--border-color); padding: 16px 24px 24px; }
    .mobile-menu a { display: block; padding: 12px 0; font-size: 16px; color: var(--text-main); border-bottom: 1px solid #f0f3f8; }
    .mobile-menu a.active { color: var(--primary); font-weight: 600; }
    .mobile-menu a:last-child { border-bottom: none; }

    .hero-full {
        position: relative;
        background-image: linear-gradient(90deg, rgba(255,255,255,.97) 10%, rgba(255,255,255,.75) 55%, rgba(255,255,255,0) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
        min-height: 620px;
        display: flex; align-items: center;
        padding: 100px 0;
    }
    .hero-badge {
        display: inline-flex; align-items: center; gap: 8px;
        background: rgba(255,255,255,.9); border: 1px solid var(--border-color);
        padding: 8px 18px; border-radius: 30px; font-size: 13px; font-weight: 600;
        color: var(--primary); backdrop-filter: blur(4px);
    }
    .hero-h1 { font-size: 44px; font-weight: 700; line-height: 1.25; margin: 24px 0 20px; letter-spacing: -0.5px; }
    .hero-sub { font-size: 18px; color: var(--text-sub); max-width: 560px; margin-bottom: 32px; line-height: 1.8; }
    .hero-status {
        display: inline-flex; align-items: center; gap: 8px;
        background: rgba(255,255,255,.85); border: 1px solid var(--border-color);
        border-radius: 30px; padding: 8px 16px; font-size: 13px; color: var(--teal); font-weight: 500;
        margin-top: 24px;
    }
    .hero-status i { color: var(--teal); }
    .hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

    .section { padding: 90px 0; }
    .section-alt { background: #EEF3F9; }
    .section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
    .section-head .tag {
        display: inline-block; font-size: 13px; color: var(--primary);
        background: var(--primary-light); padding: 6px 16px; border-radius: 20px;
        font-weight: 600; margin-bottom: 12px; letter-spacing: .5px;
    }
    .section-head h2 { font-size: 32px; font-weight: 700; margin-bottom: 14px; line-height: 1.3; }
    .section-head p { color: var(--text-sub); font-size: 16px; line-height: 1.75; }

    .feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .feature-card {
        background: var(--card-bg); border: 1px solid var(--border-color);
        border-radius: var(--radius-lg); padding: 32px 24px;
        box-shadow: var(--shadow-card); transition: var(--transition-base);
    }
    .feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(43,125,224,.35); }
    .feature-icon {
        width: 56px; height: 56px; border-radius: 14px;
        background: var(--primary-light); display: flex; align-items: center; justify-content: center;
        margin-bottom: 18px; color: var(--primary); font-size: 24px;
    }
    .feature-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
    .feature-card p { font-size: 14px; color: var(--text-sub); line-height: 1.7; }

    .match-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
    .match-card {
        background: var(--card-bg); border-radius: var(--radius-lg); overflow: hidden;
        border: 1px solid var(--border-color); box-shadow: var(--shadow-card);
        transition: var(--transition-base); display: flex; flex-direction: column;
    }
    .match-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .match-cover { position: relative; aspect-ratio: 16/9; overflow: hidden; }
    .match-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
    .match-card:hover .match-cover img { transform: scale(1.04); }
    .match-tag {
        position: absolute; top: 14px; left: 14px;
        background: rgba(255,255,255,.92); color: var(--primary);
        font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 20px;
        backdrop-filter: blur(4px);
    }
    .match-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
    .match-body h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; line-height: 1.5; }
    .match-body p { font-size: 14px; color: var(--text-sub); line-height: 1.7; margin-bottom: 20px; flex: 1; }
    .match-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
    .match-link {
        color: var(--primary); font-size: 14px; font-weight: 600;
        display: inline-flex; align-items: center; gap: 6px;
    }
    .match-link i { transition: transform .25s ease; }
    .match-link:hover i { transform: translateX(4px); }
    .match-date { font-size: 13px; color: #9AA9BC; }

    .data-panel {
        background: var(--footer-bg); border-radius: 24px; padding: 60px;
        color: #fff; position: relative; overflow: hidden;
    }
    .data-panel::before {
        content: ''; position: absolute; top: -80px; right: -80px;
        width: 260px; height: 260px; border-radius: 50%;
        background: rgba(43,125,224,.18); filter: blur(40px);
    }
    .data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; z-index: 2; }
    .data-item { text-align: center; }
    .data-num { font-size: 40px; font-weight: 700; color: var(--gold); line-height: 1.2; font-family: Georgia, serif; }
    .data-label { font-size: 14px; color: #B0BED0; margin-top: 8px; }
    .data-divider { width: 1px; background: rgba(255,255,255,.12); }
    .data-head { text-align: center; margin-bottom: 44px; }
    .data-head h2 { font-size: 28px; font-weight: 700; color: #fff; margin-bottom: 8px; }
    .data-head p { color: #B0BED0; font-size: 15px; }

    .process-section { position: relative; }
    .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .process-step {
        background: #fff; border: 1px solid var(--border-color);
        border-radius: var(--radius-lg); padding: 32px 24px; text-align: center;
        position: relative; transition: var(--transition-base);
    }
    .process-step:hover { box-shadow: var(--shadow-hover); border-color: rgba(43,125,224,.35); transform: translateY(-3px); }
    .step-num {
        display: inline-flex; align-items: center; justify-content: center;
        width: 52px; height: 52px; border-radius: 50%;
        background: var(--primary-light); color: var(--primary);
        font-size: 22px; font-weight: 700; margin-bottom: 18px;
    }
    .process-step h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
    .process-step p { font-size: 14px; color: var(--text-sub); line-height: 1.7; }
    .process-arrow {
        position: absolute; top: 50%; right: -18px; transform: translateY(-50%);
        color: #C7D3E0; font-size: 18px; z-index: 3;
    }

    .faq-list { max-width: 820px; margin: 0 auto; }
    .faq-item {
        background: #fff; border: 1px solid var(--border-color);
        border-radius: var(--radius-md); margin-bottom: 14px;
        transition: var(--transition-base); overflow: hidden;
    }
    .faq-item.active { background: #F2F7FD; border-color: rgba(43,125,224,.4); }
    .faq-q {
        display: flex; align-items: center; justify-content: space-between;
        padding: 20px 24px; font-size: 16px; font-weight: 600; cursor: pointer;
        transition: var(--transition-base);
    }
    .faq-q i { color: #B0BED0; transition: transform .3s ease; font-size: 14px; }
    .faq-item.active .faq-q { color: var(--primary); }
    .faq-item.active .faq-q i { transform: rotate(45deg); color: var(--primary); }
    .faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
    .faq-a p { padding: 0 24px 22px; color: var(--text-sub); font-size: 15px; line-height: 1.8; }

    .subnav-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .subnav-card {
        background: #fff; border: 1px solid var(--border-color);
        border-radius: var(--radius-lg); padding: 28px;
        display: flex; align-items: center; gap: 18px;
        transition: var(--transition-base);
    }
    .subnav-card:hover { box-shadow: var(--shadow-hover); border-color: rgba(43,125,224,.4); transform: translateY(-2px); }
    .subnav-icon {
        width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
        background: var(--primary-light); color: var(--primary);
        display: flex; align-items: center; justify-content: center; font-size: 20px;
    }
    .subnav-info h3 { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
    .subnav-info p { font-size: 13px; color: var(--text-sub); }

    .cta-banner {
        background: var(--footer-bg) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        position: relative; border-radius: 24px; padding: 80px 60px; text-align: center;
        overflow: hidden;
    }
    .cta-banner::before { content: ''; position: absolute; inset: 0; background: rgba(20,38,63,.82); }
    .cta-inner { position: relative; z-index: 2; }
    .cta-inner h2 { color: #fff; font-size: 32px; font-weight: 700; margin-bottom: 16px; }
    .cta-inner p { color: #C7D3E0; font-size: 16px; max-width: 520px; margin: 0 auto 36px; line-height: 1.8; }
    .cta-tags { display: flex; justify-content: center; gap: 16px; margin-top: 28px; flex-wrap: wrap; }
    .cta-tag {
        display: inline-flex; align-items: center; gap: 6px;
        background: rgba(255,255,255,.12); color: #E8EEF5;
        padding: 8px 18px; border-radius: 30px; font-size: 13px;
        backdrop-filter: blur(6px);
    }
    .cta-tag i { color: var(--gold); }

    .site-footer { background: var(--footer-bg); color: #C7D3E0; padding: 70px 0 30px; }
    .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
    .footer-brand p { font-size: 14px; line-height: 1.8; max-width: 280px; color: #9AA9BC; }
    .footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; font-weight: 600; }
    .footer-col a { display: block; color: #C7D3E0; font-size: 14px; margin-bottom: 12px; transition: var(--transition-base); }
    .footer-col a:hover { color: #fff; padding-left: 4px; }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; text-align: center; }
    .footer-bottom p { font-size: 14px; color: #8899AA; }

    .flex { display: flex; align-items: center; }
    .flex-center { display: flex; align-items: center; justify-content: center; }
    .gap-2 { gap: 8px; }
    .gap-3 { gap: 12px; }
    .mb-3 { margin-bottom: 12px; }

    @media (max-width: 1024px) {
        .feature-grid { grid-template-columns: repeat(2, 1fr); }
        .match-grid { grid-template-columns: repeat(2, 1fr); }
        .process-grid { grid-template-columns: repeat(2, 1fr); }
        .data-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .process-arrow { display: none; }
        .subnav-cards { grid-template-columns: 1fr; }
        .hero-full { min-height: 540px; }
    }
    @media (max-width: 768px) {
        .nav-menu { display: none; }
        .mobile-toggle { display: block; }
        .mobile-menu.open { display: block; }
        .nav-actions .btn-outline { display: none; }
        .hero-full { min-height: 460px; padding: 80px 0; }
        .hero-h1 { font-size: 34px; }
        .hero-sub { font-size: 16px; }
        .section { padding: 60px 0; }
        .section-head h2 { font-size: 26px; }
        .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        .data-panel { padding: 36px 24px; }
        .cta-banner { padding: 56px 28px; }
        .cta-inner h2 { font-size: 26px; }
    }
    @media (max-width: 520px) {
        .container { padding: 0 18px; }
        .navbar { height: 64px; gap: 12px; }
        .logo-text { font-size: 19px; }
        .logo-suffix { display: none; }
        .nav-actions .btn-sm { padding: 8px 14px; font-size: 13px; }
        .hero-full { min-height: 420px; padding: 60px 0; background: linear-gradient(180deg, rgba(255,255,255,.97) 20%, rgba(255,255,255,.82) 60%, rgba(255,255,255,.35) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat; }
        .hero-h1 { font-size: 28px; }
        .hero-sub { font-size: 15px; }
        .hero-ctas .btn-large { padding: 12px 20px; font-size: 14px; }
        .feature-grid { grid-template-columns: 1fr; }
        .match-grid { grid-template-columns: 1fr; }
        .process-grid { grid-template-columns: 1fr; }
        .data-grid { grid-template-columns: 1fr; }
        .footer-grid { grid-template-columns: 1fr; gap: 28px; }
        .faq-q { font-size: 15px; padding: 16px 18px; }
        .faq-a p { padding: 0 18px 18px; }
        .data-num { font-size: 32px; }
        .section { padding: 48px 0; }
        .cta-tags { flex-direction: column; align-items: center; }
    }

/* roulang page: category2 */
:root {
            --primary: #2B7DE0;
            --primary-dark: #1E5CB5;
            --primary-light: #EAF2FB;
            --gold: #D9A441;
            --teal: #0FA3A3;
            --red: #E5533C;
            --text-main: #1E2A3E;
            --text-sub: #5A6B82;
            --text-placeholder: #9AA9BC;
            --border-color: #E2E9F2;
            --bg-body: #F6F8FC;
            --bg-card: #FFFFFF;
            --bg-dark: #14263F;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-card: 0 4px 16px rgba(30, 42, 62, .06);
            --shadow-hover: 0 12px 32px rgba(30, 42, 62, .12);
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 80px 0;
        }
        .section-white {
            background: #FFFFFF;
        }
        .section-tint {
            background: #EEF3F9;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 12px rgba(30, 42, 62, .04);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            box-shadow: 0 2px 8px rgba(43, 125, 224, .3);
        }
        .logo-text {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-main);
            letter-spacing: .5px;
        }
        .logo-suffix {
            font-size: 12px;
            color: var(--primary);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 20px;
            font-weight: 500;
            white-space: nowrap;
        }
        .nav-menu {
            display: flex;
            gap: 30px;
            align-items: center;
            margin: 0 auto;
        }
        .nav-link {
            position: relative;
            font-weight: 500;
            font-size: 15px;
            color: var(--text-sub);
            padding: 8px 0;
            transition: color .2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 3px;
            border-radius: 2px;
            background: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            position: relative;
            flex-shrink: 0;
        }
        .nav-cta {
            position: relative;
            display: inline-flex;
        }
        .hot-dot {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 10px;
            height: 10px;
            background: var(--red);
            border-radius: 50%;
            border: 2px solid #fff;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            border-radius: 10px;
            transition: all .25s ease;
            cursor: pointer;
            border: 2px solid transparent;
            gap: 6px;
            line-height: 1;
        }
        .btn-sm {
            padding: 10px 22px;
            font-size: 14px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(43, 125, 224, .3);
        }
        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-gold {
            background: var(--gold);
            color: #fff;
        }
        .btn-gold:hover {
            background: #C08A30;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(217, 164, 65, .4);
        }
        .mobile-toggle {
            display: none;
            font-size: 24px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--text-main);
            padding: 6px;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 16px 24px 20px;
            gap: 4px;
            border-top: 1px solid var(--border-color);
            background: #fff;
            box-shadow: 0 12px 24px rgba(30, 42, 62, .08);
        }
        .mobile-menu a {
            padding: 12px 0;
            font-weight: 500;
            font-size: 15px;
            color: var(--text-sub);
            border-bottom: 1px solid var(--border-color);
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-menu.show {
            display: flex;
        }

        /* ===== Hero ===== */
        .cate-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 110px 0 100px;
        }
        .cate-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(255, 255, 255, .97) 15%, rgba(255, 255, 255, .8) 50%, rgba(255, 255, 255, .2) 100%);
        }
        .cate-hero-content {
            position: relative;
            z-index: 2;
            max-width: 660px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .85);
            border: 1px solid rgba(43, 125, 224, .2);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }
        .hero-tag i {
            font-size: 12px;
        }
        .cate-hero h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .cate-hero h1 span {
            color: var(--primary);
        }
        .hero-sub {
            font-size: 17px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 10px;
        }
        .btn-arrow i {
            transition: transform .25s;
        }
        .btn-arrow:hover i {
            transform: translateX(4px);
        }

        /* ===== Section Head ===== */
        .section-head {
            margin-bottom: 48px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: .5px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .section-head p {
            color: var(--text-sub);
            font-size: 16px;
            max-width: 680px;
            line-height: 1.8;
        }
        .section-head.center p {
            margin: 0 auto;
        }

        /* ===== Feature highlight ===== */
        .feature-layout {
            display: grid;
            grid-template-columns: 400px 1fr;
            gap: 60px;
            align-items: start;
        }
        .feature-sticky {
            position: sticky;
            top: 100px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }
        .feature-sticky h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .feature-sticky p {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .feature-item {
            padding: 32px 28px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            display: flex;
            gap: 24px;
            align-items: flex-start;
            transition: all .3s ease;
        }
        .feature-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(43, 125, 224, .45);
        }
        .feature-num {
            font-size: 48px;
            font-weight: 700;
            line-height: 1;
            color: var(--primary-light);
            transition: color .3s;
            min-width: 48px;
        }
        .feature-item:hover .feature-num {
            color: var(--primary);
        }
        .feature-content h4 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .feature-content p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }
        .feature-go {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            opacity: 0;
            transform: translateX(-8px);
            transition: all .3s ease;
        }
        .feature-item:hover .feature-go {
            opacity: 1;
            transform: translateX(0);
        }

        /* ===== Exclusive content cards ===== */
        .exclusive-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .content-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(43, 125, 224, .45);
        }
        .card-cover {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-light);
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .content-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, .15);
        }
        .badge-unlocked {
            background: var(--teal);
        }
        .badge-exclusive {
            background: var(--gold);
        }
        .card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 10px;
            line-height: 1.5;
            color: var(--text-main);
        }
        .card-desc {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
            flex: 1;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap .25s;
        }
        .card-link:hover {
            gap: 12px;
        }
        .card-lock {
            position: absolute;
            inset: 0;
            background: rgba(30, 42, 62, .5);
            display: flex;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(2px);
        }
        .card-lock i {
            color: #fff;
            font-size: 28px;
            background: rgba(255, 255, 255, .15);
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Compare table ===== */
        .compare-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            background: #fff;
        }
        .compare-table {
            width: 100%;
            min-width: 820px;
            border-collapse: separate;
            border-spacing: 0;
        }
        .compare-table th,
        .compare-table td {
            padding: 16px 22px;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
        }
        .compare-table th {
            background: var(--primary-light);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
        }
        .compare-table th:first-child {
            text-align: left;
            border-top-left-radius: 0;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table td:first-child {
            text-align: left;
            font-weight: 500;
            color: var(--text-main);
            background: #FBFCFE;
            white-space: nowrap;
        }
        .compare-ok {
            color: var(--teal);
            font-weight: 600;
        }
        .compare-no {
            color: var(--text-placeholder);
        }
        .compare-featured {
            background: #F2F7FD !important;
            position: relative;
        }
        .compare-featured-th {
            background: var(--primary) !important;
            color: #fff !important;
        }
        .compare-featured-th .compare-level {
            color: #fff;
        }
        .compare-level {
            display: block;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .compare-level small {
            display: block;
            font-size: 12px;
            font-weight: 400;
            opacity: .75;
            margin-top: 3px;
        }
        .compare-badge {
            display: inline-block;
            background: var(--gold);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 12px;
            margin-bottom: 4px;
        }

        /* ===== Process ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .step-card {
            text-align: center;
            padding: 32px 20px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            position: relative;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(43, 125, 224, .45);
        }
        .step-num {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 16px;
            box-shadow: 0 4px 12px rgba(43, 125, 224, .3);
        }
        .step-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
        }
        .step-line {
            position: absolute;
            top: 52px;
            left: calc(50% + 42px);
            width: calc(100% - 84px);
            height: 2px;
            background: repeating-linear-gradient(90deg, var(--primary-light) 0 6px, transparent 6px 12px);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 840px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 12px;
            transition: border-color .3s ease, background .3s ease;
        }
        .faq-item.open {
            background: #F2F7FD;
            border-color: rgba(43, 125, 224, .35);
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-main);
            gap: 16px;
        }
        .faq-q:hover {
            color: var(--primary);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            border-radius: 50%;
            background: var(--primary-light);
            transition: transform .35s ease, background .35s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-a-inner {
            padding: 0 24px 22px 24px;
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.85;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(20, 38, 63, .88);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 90px 20px;
        }
        .cta-inner h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .cta-tags {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 28px;
        }
        .cta-tag {
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            color: rgba(255, 255, 255, .85);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 20px;
            backdrop-filter: blur(4px);
        }
        .cta-tag i {
            color: var(--gold);
            margin-right: 6px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #C7D3E0;
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand p {
            margin-top: 14px;
            font-size: 14px;
            line-height: 1.85;
            color: #9FB2C4;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .footer-col a {
            display: block;
            color: #C7D3E0;
            margin-bottom: 10px;
            font-size: 14px;
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            text-align: center;
            font-size: 14px;
            color: #8799AB;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 18px;
            }
            .feature-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .feature-sticky {
                position: static;
            }
            .exclusive-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .step-line {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-actions .btn-outline {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .cate-hero {
                padding: 70px 0 60px;
            }
            .cate-hero h1 {
                font-size: 32px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .exclusive-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .feature-item {
                padding: 24px 20px;
                gap: 16px;
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-inner {
                padding: 60px 20px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .navbar {
                height: 64px;
            }
            .logo-suffix {
                display: none;
            }
            .logo-text {
                font-size: 20px;
            }
            .nav-actions .btn-sm {
                padding: 8px 14px;
                font-size: 13px;
            }
            .cate-hero h1 {
                font-size: 28px;
            }
            .hero-actions .btn-lg {
                padding: 12px 22px;
                font-size: 15px;
            }
            .feature-sticky {
                padding: 24px 20px;
            }
            .card-body {
                padding: 20px;
            }
            .compare-table th,
            .compare-table td {
                padding: 12px 12px;
                font-size: 13px;
            }
            .footer-brand p {
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #2B7DE0;
            --primary-dark: #1E5CB5;
            --primary-light: #EAF2FB;
            --gold: #D9A441;
            --teal: #0FA3A3;
            --red: #E5533C;
            --gray: #5B6B82;
            --bg: #F6F8FC;
            --card: #FFFFFF;
            --text: #1E2A3E;
            --text-light: #5A6B82;
            --text-faint: #9AA9BC;
            --border: #E2E9F2;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 16px rgba(30, 42, 62, .06);
            --shadow-lg: 0 12px 32px rgba(30, 42, 62, .12);
            --container: 1200px;
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(43, 125, 224, .45);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .flex {
            display: flex;
        }
        .items-center {
            align-items: center;
        }
        .gap-2 {
            gap: 8px;
        }
        .gap-3 {
            gap: 12px;
        }
        .mb-2 {
            margin-bottom: 8px;
        }
        .mb-3 {
            margin-bottom: 12px;
        }
        .mt-2 {
            margin-top: 8px;
        }
        .mt-4 {
            margin-top: 16px;
        }
        .grid {
            display: grid;
        }
        .grid-cols-1 {
            grid-template-columns: repeat(1, 1fr);
        }
        .grid-cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .grid-cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .gap-4 {
            gap: 16px;
        }
        .gap-6 {
            gap: 24px;
        }
        .gap-8 {
            gap: 32px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all .28s ease;
            line-height: 1.5;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 10px rgba(43, 125, 224, .3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(43, 125, 224, .4);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(43, 125, 224, .25);
        }
        .btn-gold {
            background: var(--gold);
            color: #fff;
            box-shadow: 0 2px 10px rgba(217, 164, 65, .35);
        }
        .btn-gold:hover {
            background: #c49336;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(217, 164, 65, .4);
        }
        .btn-lg {
            padding: 14px 36px;
            font-size: 16px;
            border-radius: 10px;
        }
        .btn-sm {
            padding: 7px 18px;
            font-size: 13px;
        }
        .section {
            padding: 80px 0;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 56px;
        }
        .section-head .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
        }
        .section-head p {
            color: var(--text-light);
            font-size: 15px;
            margin-top: 12px;
            line-height: 1.8;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(30, 42, 62, .08);
        }
        .navbar {
            min-height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            box-shadow: 0 2px 12px rgba(43, 125, 224, .3);
        }
        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 1px;
        }
        .logo-suffix {
            font-size: 12px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 12px;
            padding: 3px 10px;
            font-weight: 600;
            display: inline-block;
            margin-left: 2px;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
            transition: color .25s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }
        .nav-cta {
            position: relative;
        }
        .hot-dot {
            position: absolute;
            top: -3px;
            right: -5px;
            width: 8px;
            height: 8px;
            background: var(--red);
            border-radius: 50%;
            border: 2px solid #fff;
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 8px;
            width: 38px;
            height: 38px;
            font-size: 20px;
            cursor: pointer;
            color: var(--text);
            align-items: center;
            justify-content: center;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 14px;
            padding: 16px 24px 24px;
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .mobile-menu a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 0;
            border-bottom: 1px solid #f0f3f7;
        }
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .hot-badge {
            background: var(--red);
            color: #fff;
            font-size: 11px;
            padding: 2px 8px;
            border-radius: 12px;
            font-weight: 600;
            display: inline-block;
            vertical-align: middle;
            margin-left: 4px;
        }
        .category-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            min-height: 440px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.82) 40%, rgba(255, 255, 255, 0.45) 100%);
        }
        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 60px 0;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(43, 125, 224, .1);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 20px;
            margin-bottom: 20px;
            border: 1px solid rgba(43, 125, 224, .2);
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            letter-spacing: 1px;
        }
        .category-hero .hero-subtitle {
            font-size: 17px;
            color: var(--text-light);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 580px;
        }
        .category-hero .hero-actions {
            margin-top: 32px;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stat {
            position: absolute;
            right: 32px;
            bottom: 32px;
            background: rgba(255, 255, 255, .85);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .6);
            padding: 10px 18px;
            border-radius: 40px;
            font-size: 13px;
            color: var(--text-light);
            box-shadow: var(--shadow);
            display: flex;
            align-items: center;
            gap: 8px;
            z-index: 2;
        }
        .hero-stat .dot {
            width: 8px;
            height: 8px;
            background: var(--teal);
            border-radius: 50%;
        }
        .featured-value {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: box-shadow .3s ease, transform .3s ease;
            height: 100%;
        }
        .featured-value:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .featured-value .value-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
        }
        .featured-value h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .featured-value p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.75;
        }
        .value-main-card {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 36px;
            color: #fff;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .value-main-card::after {
            content: "";
            position: absolute;
            right: -30px;
            bottom: -30px;
            width: 120px;
            height: 120px;
            background: rgba(255, 255, 255, .08);
            border-radius: 50%;
        }
        .value-main-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .value-main-card p {
            color: rgba(255, 255, 255, .88);
            font-size: 14px;
            line-height: 1.8;
        }
        .value-main-card .value-icon {
            width: 52px;
            height: 52px;
            background: rgba(255, 255, 255, .18);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 18px;
        }
        .content-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: box-shadow .32s ease, transform .32s ease;
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }
        .content-card .card-cover {
            height: 190px;
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .content-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(255, 255, 255, .92);
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            color: var(--primary);
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, .08);
        }
        .card-badge.gold {
            background: var(--gold);
            color: #fff;
        }
        .card-badge.teal {
            background: var(--teal);
            color: #fff;
        }
        .card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid #f0f3f7;
            padding-top: 14px;
        }
        .card-meta .time {
            font-size: 13px;
            color: var(--text-faint);
        }
        .card-meta .link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .card-meta .link:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        .tile-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow);
            transition: all .3s ease;
            height: 100%;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .tile-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: rgba(43, 125, 224, .35);
            transform: translateY(-4px);
        }
        .tile-card .tile-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 6px;
        }
        .tile-card h3 {
            font-size: 17px;
            font-weight: 700;
        }
        .tile-card p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
            max-width: 240px;
        }
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            counter-reset: step;
        }
        .step-card {
            position: relative;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 28px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all .3s ease;
        }
        .step-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .step-card::before {
            counter-increment: step;
            content: counter(step, decimal-leading-zero);
            font-size: 44px;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
            transition: color .3s ease;
        }
        .step-card:hover::before {
            color: var(--primary);
        }
        .step-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
        }
        .faq-container {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s ease, box-shadow .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(43, 125, 224, .3);
        }
        .faq-item.active {
            background: #F2F7FD;
            border-color: rgba(43, 125, 224, .3);
            box-shadow: var(--shadow);
        }
        .faq-q {
            width: 100%;
            background: transparent;
            border: none;
            padding: 20px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-align: left;
            gap: 16px;
        }
        .faq-q:hover {
            color: var(--primary);
        }
        .faq-item.active .faq-q {
            color: var(--primary);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform .35s ease, background .35s ease;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-a {
            padding: 0 24px 18px;
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-a {
            display: block;
        }
        .cta-section {
            background-color: #14263F;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            border-radius: 0;
            padding: 80px 0;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 38, 63, .92), rgba(20, 38, 63, .75));
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .8);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .cta-tags {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .cta-tag {
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 20px;
            color: rgba(255, 255, 255, .95);
            font-size: 13px;
            padding: 6px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cta-tag i {
            color: var(--gold);
        }
        .site-footer {
            background: #14263F;
            color: #C7D3E0;
            padding: 64px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand p {
            color: #94A8BF;
            font-size: 14px;
            line-height: 1.8;
            margin-top: 12px;
            max-width: 340px;
        }
        .footer-brand .logo-mark {
            background: var(--gold);
            color: #14263F;
            box-shadow: none;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 20px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: #94A8BF;
            font-size: 14px;
            padding: 5px 0;
            transition: color .25s ease;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #6B8199;
        }
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 18px;
            }
            .nav-actions .btn-outline,
            .nav-actions .btn-primary {
                font-size: 12px;
                padding: 6px 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            .navbar {
                min-height: 64px;
                flex-wrap: nowrap;
            }
            .nav-menu {
                display: none;
            }
            .nav-actions {
                display: flex;
                align-items: center;
                gap: 8px;
                margin-left: auto;
            }
            .nav-actions .btn-outline {
                display: none;
            }
            .mobile-toggle {
                display: flex;
                margin-left: 6px;
            }
            .mobile-menu.open {
                display: flex;
            }
            .category-hero {
                min-height: 400px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero .hero-subtitle {
                font-size: 15px;
            }
            .hero-stat {
                display: none;
            }
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .grid-cols-3 {
                grid-template-columns: 1fr;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .logo-suffix {
                display: none;
            }
            .logo-text {
                font-size: 18px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .category-hero .hero-actions .btn {
                width: 100%;
            }
            .section-head h2 {
                font-size: 23px;
            }
            .value-main-card,
            .featured-value {
                padding: 24px;
            }
            .card-body {
                padding: 18px 16px 20px;
            }
            .cta-tags {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
        }