/* roulang page: index */
:root {
        --primary: #0F766E;
        --primary-hover: #115E59;
        --accent: #D4A373;
        --accent-light: #FAF3E0;
        --bg: #F8FAFC;
        --text: #1E293B;
        --text-light: #64748B;
        --border: #E2E8F0;
        --radius-lg: 24px;
        --radius-md: 16px;
        --radius-sm: 12px;
        --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
        --shadow-lg: 0 12px 32px rgba(0,0,0,0.10);
        --shadow-xl: 0 20px 40px rgba(0,0,0,0.12);
        --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --header-h: 64px;
        --channel-h: 48px;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.75;
        color: var(--text);
        background: var(--bg);
        -webkit-font-smoothing: antialiased;
    }

    img {
        max-width: 100%;
        display: block;
        object-fit: cover;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

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

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

    /* 顶部导航 */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: rgba(255, 255, 255, .82);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(226, 232, 240, .6);
    }

    .header-brand-row {
        height: var(--header-h);
        display: flex;
        align-items: center;
        border-bottom: 1px solid var(--border);
    }

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

    .logo {
        font-size: 22px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: .01em;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .logo .logo-mark {
        width: 30px;
        height: 30px;
        border-radius: 8px;
        background: linear-gradient(135deg, var(--primary), #134e4a);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 14px;
        font-weight: 800;
        margin-right: 4px;
    }

    .brand-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        border-radius: 10px;
        border: 1px solid var(--border);
        align-items: center;
        justify-content: center;
        transition: background .2s;
    }

    .menu-toggle:hover {
        background: var(--accent-light);
    }

    .header-channel-row {
        height: var(--channel-h);
        background: var(--primary);
    }

    .channel-nav-wrap {
        height: 100%;
        display: flex;
        align-items: center;
    }

    .channel-nav {
        display: flex;
        align-items: center;
        gap: 10px;
        overflow-x: auto;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

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

    .channel-link {
        display: inline-flex;
        align-items: center;
        padding: 6px 18px;
        border-radius: 999px;
        font-size: 14px;
        font-weight: 600;
        color: rgba(255, 255, 255, .88);
        white-space: nowrap;
        transition: background .2s, color .2s, transform .2s;
    }

    .channel-link:hover {
        background: rgba(255, 255, 255, .12);
        color: #fff;
        transform: translateY(-1px);
    }

    .channel-link.active {
        background: #fff;
        color: var(--primary);
    }

    /* 移动端抽屉菜单 */
    .mobile-menu {
        display: none;
        background: var(--primary);
        padding: 0 24px 16px;
        position: absolute;
        top: 112px;
        left: 0;
        right: 0;
        z-index: 99;
        border-radius: 0 0 16px 16px;
        box-shadow: var(--shadow-lg);
    }

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

    .mobile-menu a {
        display: block;
        padding: 12px 16px;
        color: #fff;
        font-weight: 600;
        border-radius: 12px;
        margin-bottom: 4px;
        transition: background .2s;
    }

    .mobile-menu a:hover {
        background: rgba(255, 255, 255, .12);
    }

    .mobile-menu a.active {
        background: #fff;
        color: var(--primary);
    }

    /* Hero */
    .hero-section {
        position: relative;
        min-height: 560px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        overflow: hidden;
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
    }

    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(15, 118, 110, .92) 20%, rgba(6, 78, 59, .82) 80%);
    }

    .hero-content {
        position: relative;
        z-index: 2;
        padding-top: 72px;
        padding-bottom: 72px;
        max-width: 680px;
        margin-left: 0;
    }

    .hero-title {
        font-size: clamp(36px, 4.5vw, 48px);
        line-height: 1.2;
        font-weight: 800;
        color: #fff;
        letter-spacing: .01em;
        margin-bottom: 18px;
    }

    .hero-subtitle {
        font-size: 18px;
        line-height: 1.7;
        color: rgba(255, 255, 255, .92);
        max-width: 560px;
        margin-bottom: 32px;
    }

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

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--primary);
        color: #fff;
        font-weight: 700;
        font-size: 16px;
        padding: 14px 30px;
        border-radius: 999px;
        box-shadow: 0 4px 14px rgba(15, 118, 110, .3);
        transition: all .2s ease;
    }

    .btn-primary:hover {
        background: var(--primary-hover);
        box-shadow: 0 8px 22px rgba(15, 118, 110, .4);
        transform: translateY(-2px);
    }

    .btn-primary:active {
        transform: scale(.98);
    }

    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: #fff;
        font-weight: 600;
        font-size: 16px;
        padding: 14px 30px;
        border-radius: 999px;
        border: 2px solid rgba(255, 255, 255, .7);
        transition: all .2s ease;
    }

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

    .btn-outline-light:active {
        transform: scale(.98);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: transparent;
        color: var(--primary);
        font-weight: 600;
        font-size: 14px;
        padding: 8px 20px;
        border-radius: 999px;
        border: 1px solid var(--primary);
        transition: all .2s ease;
    }

    .btn-secondary:hover {
        background: var(--primary);
        color: #fff;
    }

    /* 数据徽章带 */
    .stats-section {
        padding: 72px 0 56px;
        background: var(--bg);
    }

    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 24px;
        margin-bottom: 36px;
    }

    .section-title {
        font-size: 32px;
        font-weight: 800;
        line-height: 1.25;
        color: var(--text);
        letter-spacing: .005em;
        position: relative;
    }

    .section-title::before {
        content: '';
        display: inline-block;
        width: 6px;
        height: 28px;
        background: var(--accent);
        border-radius: 999px;
        margin-right: 12px;
        vertical-align: -4px;
    }

    .section-desc {
        color: var(--text-light);
        font-size: 15px;
        max-width: 520px;
        text-align: right;
    }

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

    .stat-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 28px 24px;
        text-align: center;
        box-shadow: var(--shadow-sm);
        transition: transform .2s, box-shadow .2s;
    }

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

    .stat-icon {
        width: 46px;
        height: 46px;
        margin: 0 auto 14px;
        border-radius: 50%;
        background: var(--accent-light);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
    }

    .stat-num {
        font-size: 32px;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.2;
        display: block;
    }

    .stat-label {
        font-size: 14px;
        color: var(--text-light);
        margin-top: 6px;
        display: block;
    }

    /* 合集目录 */
    .collection-section {
        padding: 72px 0;
        background: #fff;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .collection-scroll {
        display: flex;
        gap: 20px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 16px;
        -webkit-overflow-scrolling: touch;
    }

    .collection-scroll::-webkit-scrollbar {
        height: 6px;
    }

    .collection-scroll::-webkit-scrollbar-thumb {
        background: #cbd5e1;
        border-radius: 999px;
    }

    .collection-card {
        position: relative;
        flex: 0 0 260px;
        height: 180px;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        scroll-snap-align: start;
        transition: transform .25s, box-shadow .25s;
    }

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

    .collection-card img {
        width: 100%;
        height: 100%;
        transition: transform .3s ease;
    }

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

    .collection-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(15, 23, 42, .78) 0%, transparent 60%);
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 18px;
    }

    .collection-overlay h3 {
        color: #fff;
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 6px;
    }

    .count-badge {
        display: inline-flex;
        align-items: center;
        background: rgba(212, 163, 115, .9);
        color: #fff;
        font-size: 12px;
        font-weight: 700;
        padding: 3px 12px;
        border-radius: 999px;
        width: fit-content;
    }

    /* 精选条目区 */
    .featured-section {
        padding: 72px 0;
        background: var(--bg);
    }

    .featured-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .featured-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: transform .2s, box-shadow .2s;
        display: flex;
        flex-direction: column;
    }

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

    .featured-card .cover-wrap {
        height: 200px;
        overflow: hidden;
        position: relative;
    }

    .featured-card .cover-wrap img {
        width: 100%;
        height: 100%;
        transition: transform .3s;
    }

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

    .card-tag {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(212, 163, 115, .92);
        color: #fff;
        font-size: 13px;
        font-weight: 700;
        padding: 4px 14px;
        border-radius: 999px;
        z-index: 2;
    }

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

    .featured-body h3 {
        font-size: 19px;
        font-weight: 700;
        color: var(--text);
        line-height: 1.4;
        margin-bottom: 10px;
    }

    .featured-body p {
        font-size: 15px;
        color: var(--text-light);
        line-height: 1.68;
        flex: 1;
    }

    .card-meta {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-top: 18px;
        padding-top: 14px;
        border-top: 1px solid var(--border);
        font-size: 13px;
        color: var(--text-light);
    }

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

    .card-meta svg {
        width: 14px;
        height: 14px;
    }

    /* 最新资讯列表 */
    .news-section {
        padding: 72px 0;
        background: #fff;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .news-list {
        display: flex;
        flex-direction: column;
    }

    .news-row {
        display: grid;
        grid-template-columns: 240px 1fr 120px 100px 40px;
        align-items: center;
        gap: 16px;
        padding: 18px 20px;
        border-radius: 14px;
        border: 1px solid transparent;
        transition: background .2s, border-color .2s, transform .2s;
    }

    .news-row:hover {
        background: var(--accent-light);
        border-color: rgba(212, 163, 115, .4);
        transform: translateX(4px);
    }

    .news-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--text);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .news-summary {
        font-size: 14px;
        color: var(--text-light);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .news-category {
        display: inline-flex;
        background: var(--accent-light);
        color: var(--primary);
        font-size: 13px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
        width: fit-content;
    }

    .news-date {
        font-size: 13px;
        color: var(--text-light);
        white-space: nowrap;
    }

    .news-arrow {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: #fff;
        border: 1px solid var(--border);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary);
        font-size: 16px;
        transition: all .2s;
    }

    .news-row:hover .news-arrow {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }

    .news-empty {
        text-align: center;
        padding: 48px 0;
        color: var(--text-light);
        font-size: 15px;
        border-radius: var(--radius-md);
        background: var(--bg);
        border: 1px dashed var(--border);
    }

    /* 相关推荐区 */
    .recommend-section {
        padding: 72px 0;
        background: var(--bg);
    }

    .recommend-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .recommend-card {
        display: flex;
        align-items: center;
        gap: 18px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 16px;
        box-shadow: var(--shadow-sm);
        transition: transform .2s, box-shadow .2s;
    }

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

    .recommend-card img {
        width: 140px;
        height: 96px;
        border-radius: 12px;
        object-fit: cover;
        flex-shrink: 0;
    }

    .recommend-card h3 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text);
        line-height: 1.4;
        margin-bottom: 6px;
    }

    .recommend-card p {
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.55;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    /* 收藏 / 分享 CTA */
    .cta-section {
        padding: 72px 0;
        background: linear-gradient(120deg, var(--accent), var(--primary));
        text-align: center;
    }

    .cta-section h2 {
        color: #fff;
        font-size: 32px;
        font-weight: 800;
        margin-bottom: 14px;
    }

    .cta-section p {
        color: rgba(255, 255, 255, .92);
        font-size: 16px;
        max-width: 560px;
        margin: 0 auto 32px;
    }

    .cta-actions {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 16px;
    }

    .btn-white {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        color: var(--primary);
        font-weight: 700;
        font-size: 16px;
        padding: 14px 32px;
        border-radius: 999px;
        box-shadow: 0 4px 14px rgba(0, 0, 0, .1);
        transition: transform .2s, box-shadow .2s;
    }

    .btn-white:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 22px rgba(0, 0, 0, .16);
    }

    .btn-white:active {
        transform: scale(.98);
    }

    .btn-transparent {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: #fff;
        font-weight: 600;
        font-size: 16px;
        padding: 14px 32px;
        border-radius: 999px;
        border: 2px solid rgba(255, 255, 255, .7);
        transition: background .2s, color .2s;
    }

    .btn-transparent:hover {
        background: #fff;
        color: var(--primary);
    }

    /* FAQ */
    .faq-section {
        padding: 72px 0;
        background: var(--accent-light);
    }

    .faq-list {
        max-width: 860px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .faq-item {
        background: #fff;
        border-radius: var(--radius-md);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        transition: box-shadow .2s;
    }

    .faq-item.active {
        box-shadow: var(--shadow-lg);
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 700;
        color: var(--text);
        text-align: left;
        transition: color .2s;
    }

    .faq-question:hover {
        color: var(--primary);
    }

    .faq-icon {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--accent-light);
        color: var(--accent);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        font-weight: 700;
        flex-shrink: 0;
        transition: transform .25s, background .25s, color .25s;
    }

    .faq-item.active .faq-icon {
        transform: rotate(45deg);
        background: var(--primary);
        color: #fff;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .3s ease;
    }

    .faq-answer-inner {
        padding: 0 24px 22px;
        border-left: 4px solid var(--primary);
        margin-left: 24px;
        background: var(--accent-light);
        border-radius: 0 0 8px 8px;
        padding: 18px 22px;
        font-size: 15px;
        color: var(--text-light);
        line-height: 1.75;
    }

    .faq-answer-inner a {
        color: var(--primary);
        font-weight: 600;
        text-decoration: underline;
        text-underline-offset: 4px;
    }

    /* 页脚 */
    .site-footer {
        background: #0f172a;
        color: #94a3b8;
        padding: 56px 0 32px;
    }

    .footer-top {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 24px;
        padding-bottom: 32px;
        border-bottom: 1px solid rgba(148, 163, 184, .2);
    }

    .footer-logo {
        font-size: 20px;
        font-weight: 800;
        color: #fff;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .footer-logo .logo-mark {
        width: 30px;
        height: 30px;
        border-radius: 8px;
        background: linear-gradient(135deg, var(--primary), #134e4a);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 14px;
        font-weight: 800;
    }

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

    .footer-nav a {
        color: #94a3b8;
        font-size: 14px;
        font-weight: 500;
        transition: color .2s;
    }

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

    .footer-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 12px;
        padding-top: 24px;
        font-size: 14px;
        color: #64748b;
    }

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

    .footer-links a {
        color: #64748b;
        font-size: 13px;
        transition: color .2s;
    }

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

    /* 响应式 */
    @media (max-width: 1023px) {
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }

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

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

        .news-row {
            grid-template-columns: 180px 1fr 100px 32px;
        }

        .news-category {
            display: none;
        }

        .section-desc {
            text-align: left;
        }
    }

    @media (max-width: 767px) {
        .container {
            padding: 0 16px;
        }

        .brand-actions .btn-secondary {
            display: none;
        }

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

        .header-channel-row {
            display: none;
        }

        .hero-section {
            min-height: auto;
            padding: 48px 0;
        }

        .hero-content {
            padding-top: 20px;
            padding-bottom: 20px;
        }

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

        .hero-subtitle {
            font-size: 16px;
        }

        .stats-section,
        .collection-section,
        .featured-section,
        .news-section,
        .recommend-section,
        .cta-section,
        .faq-section {
            padding: 48px 0;
        }

        .section-title {
            font-size: 24px;
        }

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

        .stat-card {
            padding: 20px 14px;
        }

        .stat-num {
            font-size: 26px;
        }

        .collection-card {
            flex: 0 0 220px;
            height: 160px;
        }

        .featured-card .cover-wrap {
            height: 170px;
        }

        .featured-body {
            padding: 16px;
        }

        .featured-body h3 {
            font-size: 17px;
        }

        .news-row {
            grid-template-columns: 1fr 40px;
            padding: 14px 12px;
            gap: 8px;
        }

        .news-summary {
            display: none;
        }

        .news-date {
            font-size: 12px;
            color: var(--text-light);
        }

        .news-arrow {
            width: 28px;
            height: 28px;
        }

        .recommend-card {
            flex-direction: column;
            align-items: flex-start;
        }

        .recommend-card img {
            width: 100%;
            height: 140px;
        }

        .cta-section h2 {
            font-size: 24px;
        }

        .cta-actions {
            flex-direction: column;
            align-items: center;
        }

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

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

    @media (min-width: 768px) and (max-width: 1023px) {
        .menu-toggle {
            display: none;
        }

        .header-channel-row {
            display: flex;
        }
    }

    @media (min-width: 1024px) {
        .menu-toggle {
            display: none;
        }

        .mobile-menu {
            display: none !important;
        }
    }

    /* 焦点可访问性 */
    a:focus-visible,
    button:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
        border-radius: 4px;
    }

/* roulang page: category1 */
:root {
            --primary: #0F766E;
            --primary-hover: #115E59;
            --primary-dark: #064E3B;
            --accent: #D4A373;
            --accent-soft: #FAF3E0;
            --bg: #F8FAFC;
            --text: #1E293B;
            --text-weak: #64748B;
            --border: #E2E8F0;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(15, 118, 110, 0.12);
            --transition: all 0.25s ease;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            display: block;
            max-width: 100%;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .text-weak {
            color: var(--text-weak);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(248, 250, 252, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }
        .brand-bar {
            height: 64px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.6);
        }
        .brand-row {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.005em;
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0F766E 0%, #064E3B 100%);
            color: #fff;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border);
            align-items: center;
            justify-content: center;
            color: var(--primary);
            transition: var(--transition);
        }
        .menu-toggle:hover {
            background: var(--accent-soft);
        }
        .menu-toggle svg {
            width: 22px;
            height: 22px;
        }
        .channel-nav {
            background: linear-gradient(90deg, #0F766E, #064E3B);
            overflow-x: auto;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding-top: 8px;
            padding-bottom: 8px;
            min-height: 48px;
            white-space: nowrap;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.88);
            transition: var(--transition);
        }
        .channel-link:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
        }
        .channel-link.active {
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            isolation: isolate;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(6, 78, 59, 0.92) 0%, rgba(15, 118, 110, 0.82) 45%, rgba(15, 118, 110, 0.55) 100%);
            z-index: -1;
        }
        .hero-content {
            padding-top: 72px;
            padding-bottom: 72px;
            max-width: 720px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }
        .hero-content h1 {
            font-size: 42px;
            line-height: 1.2;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.005em;
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.92);
            max-width: 620px;
            margin-bottom: 32px;
        }
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            justify-content: center;
        }
        .btn-primary {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }
        .btn-primary:hover {
            background: var(--accent-soft);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            color: #fff;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-solid {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(15, 118, 110, 0.24);
        }
        .btn-solid:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(15, 118, 110, 0.3);
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--primary);
        }
        .btn-ghost:hover {
            background: var(--accent-soft);
            border-color: var(--accent);
        }
        .btn:active {
            transform: scale(0.98);
        }

        /* ===== Section Header ===== */
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--accent-soft);
            padding: 4px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.25;
            letter-spacing: 0.005em;
        }
        .section-head p {
            margin-top: 12px;
            font-size: 16px;
            color: var(--text-weak);
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Intro / About ===== */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .about-text h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .about-text p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-weak);
            margin-bottom: 16px;
        }
        .about-text p strong {
            color: var(--primary);
            font-weight: 600;
        }
        .about-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }
        .about-image img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .about-image:hover img {
            transform: scale(1.04);
        }
        .about-list {
            margin-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .about-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--text);
        }
        .about-list li svg {
            width: 20px;
            height: 20px;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 3px;
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(15, 118, 110, 0.3);
            background: #fff;
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--accent-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }
        .feature-icon svg {
            width: 26px;
            height: 26px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: 0.005em;
        }
        .feature-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-weak);
        }

        /* ===== Stats Band ===== */
        .stats-band {
            background: linear-gradient(100deg, #0F766E, #064E3B);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            color: #fff;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .stat-item .stat-num {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
        }
        .stat-item .stat-label {
            margin-top: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }
        .stat-divider {
            width: 1px;
            background: rgba(255, 255, 255, 0.2);
        }

        /* ===== Content Cards ===== */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #E2E8F0;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .content-card:hover .card-media img {
            transform: scale(1.05);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            backdrop-filter: blur(6px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }
        .card-gold-badge {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(212, 163, 115, 0.88);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            backdrop-filter: blur(6px);
        }
        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .content-card:hover .card-body h3 {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-weak);
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 18px;
            font-size: 13px;
            color: var(--text-weak);
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-meta svg {
            width: 16px;
            height: 16px;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--accent-soft);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .process-step {
            position: relative;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border);
            text-align: left;
            transition: var(--transition);
        }
        .process-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-num {
            font-size: 42px;
            font-weight: 800;
            color: rgba(15, 118, 110, 0.18);
            line-height: 1;
            margin-bottom: 14px;
            font-style: italic;
        }
        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }
        .process-arrow {
            position: absolute;
            top: 50%;
            right: -26px;
            transform: translateY(-50%);
            color: var(--accent);
            z-index: 2;
        }
        .process-arrow svg {
            width: 24px;
            height: 24px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.open {
            border-color: rgba(15, 118, 110, 0.3);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            gap: 16px;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 600;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 22px;
            border-left: 4px solid var(--primary);
            margin-left: 24px;
            background: var(--accent-soft);
            border-radius: 0 12px 12px 0;
            margin-right: 24px;
            margin-bottom: 20px;
            padding-top: 14px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 64px 40px;
            text-align: center;
            color: #fff;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, #0F766E 0%, #D4A373 100%);
            opacity: 0.92;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
        }
        .cta-inner h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }
        .btn-white:hover {
            background: var(--accent-soft);
            transform: translateY(-2px);
        }
        .btn-transparent {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-transparent:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding-top: 48px;
            padding-bottom: 24px;
            margin-top: 0;
        }
        .footer-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
        }
        .footer-logo .logo-mark {
            background: linear-gradient(135deg, #0F766E, #D4A373);
        }
        .footer-nav {
            display: flex;
            align-items: center;
            gap: 8px 24px;
            flex-wrap: wrap;
        }
        .footer-nav a {
            font-size: 14px;
            color: #CBD5E1;
            transition: var(--transition);
        }
        .footer-nav a:hover {
            color: #F8FAFC;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            font-size: 14px;
            color: #94A3B8;
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: #94A3B8;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #F8FAFC;
        }

        /* ===== Mobile Drawer ===== */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            background: #fff;
            z-index: 100;
            padding: 24px;
            box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(15, 23, 42, 0.45);
            z-index: 99;
        }
        .drawer-overlay.open {
            display: block;
        }
        .mobile-drawer .drawer-close {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            margin-left: auto;
            color: var(--text);
        }
        .mobile-drawer .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-drawer .drawer-nav a {
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .mobile-drawer .drawer-nav a:hover {
            background: var(--accent-soft);
            color: var(--primary);
        }
        .mobile-drawer .drawer-nav a.active {
            background: var(--primary);
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .content-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .process-arrow {
                display: none;
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .about-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .about-image img {
                height: 300px;
            }
        }

        @media (max-width: 767px) {
            .section-pad {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .brand-actions .btn-ghost {
                display: none;
            }
            .menu-toggle {
                display: inline-flex;
            }
            .channel-nav {
                display: none;
            }
            .page-hero {
                min-height: 380px;
            }
            .hero-content {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .feature-card h3 {
                font-size: 15px;
            }
            .feature-card p {
                font-size: 13px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .stat-item .stat-num {
                font-size: 28px;
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .process-section .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .footer-top {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .brand-logo {
                font-size: 16px;
            }
            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
                border-radius: 10px;
            }
            .hero-cta .btn {
                width: 100%;
            }
            .card-body {
                padding: 18px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .footer-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: article */
:root {
            --primary: #0F766E;
            --primary-hover: #115E59;
            --accent: #D4A373;
            --accent-light: #FAF3E0;
            --bg: #F8FAFC;
            --ink: #1E293B;
            --muted: #64748B;
            --border: #E2E8F0;
            --radius-lg: 24px;
            --radius-md: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);
            --shadow-xl: 0 20px 40px rgba(15, 118, 110, .12);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        img { max-width: 100%; display: block; }
        button { font-family: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
        }
        .brand-bar {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            white-space: nowrap;
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: -1px;
            flex-shrink: 0;
        }
        .brand-actions { display: flex; align-items: center; gap: 12px; }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 10px 22px;
            transition: all .2s ease;
            cursor: pointer;
            border: none;
            line-height: 1.4;
        }
        .btn-primary { background: var(--primary); color: #fff; }
        .btn-primary:hover { background: var(--primary-hover); box-shadow: 0 8px 20px rgba(15, 118, 110, .25); transform: translateY(-2px); }
        .btn-primary:active { transform: scale(.98); }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .btn-outline:active { transform: scale(.98); }
        .channel-bar { height: 48px; background: var(--primary); display: flex; align-items: center; }
        .channel-nav { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; align-items: center; }
        .channel-nav::-webkit-scrollbar { display: none; }
        .channel-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 18px;
            border-radius: 999px;
            color: rgba(255, 255, 255, .85);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: all .2s ease;
        }
        .channel-link:hover { background: rgba(255, 255, 255, .15); color: #fff; }
        .channel-link.active { background: #fff; color: var(--primary); font-weight: 600; }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            color: var(--ink);
            transition: background .2s;
        }
        .menu-toggle:hover { background: var(--accent-light); }

        /* ========== 文章 Hero ========== */
        .article-hero {
            position: relative;
            padding: 72px 0 56px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .article-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 118, 110, .94) 0%, rgba(6, 78, 59, .9) 100%);
        }
        .article-hero-content { position: relative; z-index: 1; }
        .breadcrumb {
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb a { color: rgba(255, 255, 255, .9); }
        .breadcrumb a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
        .breadcrumb .sep { opacity: .6; }
        .breadcrumb-truncate {
            display: inline-block;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            vertical-align: middle;
            color: rgba(255, 255, 255, .85);
        }
        .article-title {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: .005em;
            max-width: 900px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
        }
        .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .18);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }
        .meta-item { display: inline-flex; align-items: center; gap: 6px; }

        /* ========== 正文 ========== */
        .article-body-wrap { padding: 56px 0 72px; }
        .article-body-box { max-width: 800px; margin: 0 auto; }
        .article-body { font-size: 17px; line-height: 1.95; color: #334155; }
        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--ink);
            line-height: 1.4;
            padding-top: 8px;
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--ink);
            line-height: 1.5;
        }
        .article-body p { margin: 0 0 22px; }
        .article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }
        .article-body a:hover { color: var(--primary-hover); }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: var(--accent-light);
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 28px 0;
            color: #57534E;
            font-style: normal;
        }
        .article-body ul,
        .article-body ol { padding-left: 26px; margin: 0 0 24px; }
        .article-body li { margin-bottom: 10px; }
        .article-body img { border-radius: 16px; margin: 28px 0; box-shadow: var(--shadow-sm); }
        .article-body hr { border: none; border-top: 1px solid var(--border); margin: 36px 0; }
        .not-found {
            text-align: center;
            padding: 80px 24px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .not-found h2 { font-size: 28px; color: var(--ink); margin-bottom: 12px; }
        .not-found p { color: var(--muted); margin: 0 0 24px; font-size: 16px; }

        /* ========== 相关推荐 ========== */
        .related-section {
            padding: 72px 0;
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title { font-size: 30px; font-weight: 700; margin: 0 0 8px; color: var(--ink); letter-spacing: .005em; }
        .section-subtitle { color: var(--muted); font-size: 15px; margin-bottom: 36px; }
        .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .related-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all .25s ease;
            height: 100%;
        }
        .related-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
            border-color: rgba(15, 118, 110, .3);
            background: #fff;
        }
        .related-card img {
            width: 108px;
            height: 76px;
            object-fit: cover;
            border-radius: 10px;
            flex-shrink: 0;
        }
        .related-card h4 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            margin: 0;
            color: var(--ink);
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card:hover h4 { color: var(--primary); }

        /* ========== CTA ========== */
        .cta-section { padding: 72px 0; background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%); }
        .cta-inner { text-align: center; color: #fff; }
        .cta-inner h2 { font-size: 30px; font-weight: 700; margin: 0 0 14px; letter-spacing: .005em; }
        .cta-inner p { opacity: .92; margin: 0 0 30px; font-size: 16px; max-width: 640px; margin-left: auto; margin-right: auto; }
        .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .btn-white { background: #fff; color: var(--primary); }
        .btn-white:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, .15); }
        .btn-white:active { transform: scale(.98); }
        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, .75);
        }
        .btn-ghost:hover { background: rgba(255, 255, 255, .15); transform: translateY(-2px); border-color: #fff; }

        /* ========== FAQ ========== */
        .faq-section { padding: 72px 0; background: var(--accent-light); }
        .faq-list { max-width: 820px; margin: 0 auto; }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            border: 1px solid transparent;
            transition: border-color .2s ease;
        }
        .faq-item:hover { border-color: rgba(15, 118, 110, .2); }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 24px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            transition: background .2s;
        }
        .faq-question:hover { background: rgba(15, 118, 110, .03); }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 20px;
            flex-shrink: 0;
            transition: transform .25s ease, background .25s ease;
            font-weight: 400;
        }
        .faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            color: #475569;
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-answer-inner {
            background: var(--accent-light);
            border-left: 4px solid var(--primary);
            padding: 14px 20px;
            border-radius: 0 8px 8px 0;
        }
        .faq-answer a { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }

        /* ========== 页脚 ========== */
        .site-footer { background: #0F172A; color: #94A3B8; padding: 64px 0 32px; }
        .footer-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 40px;
        }
        .footer-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 18px; font-weight: 700; }
        .footer-logo .logo-mark { background: var(--primary); }
        .footer-nav { display: flex; gap: 28px; flex-wrap: wrap; }
        .footer-nav a { color: #94A3B8; font-size: 14px; transition: color .2s; }
        .footer-nav a:hover { color: #fff; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            font-size: 13px;
        }
        .footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
        .footer-links a { color: #94A3B8; transition: color .2s; }
        .footer-links a:hover { color: #fff; }
        .footer-links span { color: #64748B; }

        /* ========== 响应式 ========== */
        @media (max-width: 1023px) {
            .channel-nav { overflow-x: auto; }
            .related-grid { gap: 16px; }
            .article-title { font-size: 34px; }
        }
        @media (max-width: 767px) {
            .brand-bar { height: 56px; }
            .menu-toggle { display: inline-flex; }
            .brand-actions .btn-outline { display: none; }
            .channel-bar { display: none; }
            .channel-bar.open {
                display: block;
                height: auto;
                padding: 0 0 16px;
                box-shadow: 0 12px 24px rgba(0, 0, 0, .08);
            }
            .channel-bar.open .channel-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .channel-bar.open .channel-link {
                width: 100%;
                padding: 12px 16px;
                border-radius: 10px;
            }
            .article-hero { padding: 48px 0 40px; }
            .article-title { font-size: 26px; }
            .article-body-wrap { padding: 40px 0 56px; }
            .related-grid { grid-template-columns: 1fr; }
            .section-title { font-size: 24px; }
            .cta-section { padding: 56px 0; }
            .cta-inner h2 { font-size: 24px; }
            .faq-section { padding: 56px 0; }
            .faq-question { font-size: 15px; padding: 16px 18px; }
            .footer-top { flex-direction: column; align-items: flex-start; }
            .footer-bottom { flex-direction: column; align-items: flex-start; }
            .breadcrumb-truncate { max-width: 180px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .article-body { font-size: 16px; }
            .related-card img { width: 88px; height: 64px; }
            .article-meta { gap: 10px; font-size: 13px; }
            .meta-tag { font-size: 12px; padding: 3px 12px; }
            .cta-actions { flex-direction: column; align-items: center; }
            .cta-actions .btn { width: 100%; max-width: 260px; }
        }

/* roulang page: category2 */
:root {
        --primary: #0F766E;
        --primary-hover: #115E59;
        --accent: #D4A373;
        --accent-light: #FAF3E0;
        --bg: #F8FAFC;
        --text: #1E293B;
        --text-weak: #64748B;
        --border: #E2E8F0;
        --white: #ffffff;
        --radius-lg: 24px;
        --radius-md: 16px;
        --radius-sm: 12px;
        --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);
        --shadow-lg: 0 20px 40px rgba(15, 23, 42, .12);
        --transition: 200ms ease;
        --container: 1200px;
        --section-space: 80px;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.75;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

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

    button {
        font-family: inherit;
        cursor: pointer;
    }

    .container {
        max-width: var(--container);
        margin: 0 auto;
        padding: 0 24px;
    }

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

    .section-tint {
        background: #ffffff;
    }

    .section-head {
        text-align: center;
        max-width: 720px;
        margin: 0 auto 48px;
    }

    .section-head h2 {
        font-size: 32px;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 12px;
        letter-spacing: .005em;
    }

    .section-head p {
        color: var(--text-weak);
        font-size: 17px;
    }

    .section-label {
        display: inline-block;
        background: var(--accent-light);
        color: var(--primary);
        border-radius: 999px;
        padding: 6px 16px;
        font-size: 13px;
        font-weight: 600;
        margin-bottom: 16px;
    }

    /* ===== Header ===== */
    .site-header {
        position: sticky;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(255, 255, 255, .9);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        box-shadow: var(--shadow-sm);
        transition: box-shadow var(--transition);
    }

    .site-header.scrolled {
        box-shadow: 0 8px 30px rgba(15, 23, 42, .10);
    }

    .header-top {
        height: 64px;
        display: flex;
        align-items: center;
    }

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

    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 20px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: .01em;
    }

    .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        background: linear-gradient(135deg, var(--primary), #064E3B);
        color: #fff;
        border-radius: 12px;
        font-size: 16px;
        font-weight: 800;
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }

    .header-link {
        display: none;
        align-items: center;
        color: var(--text-weak);
        font-size: 14px;
        font-weight: 500;
        padding: 8px 18px;
        border-radius: 999px;
        transition: all var(--transition);
    }

    .header-link:hover {
        background: var(--accent-light);
        color: var(--primary);
    }

    .hamburger {
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        background: var(--accent-light);
        border: none;
        border-radius: 12px;
        padding: 10px;
    }

    .hamburger span {
        display: block;
        height: 2px;
        width: 100%;
        background: var(--primary);
        border-radius: 4px;
        transition: all var(--transition);
    }

    .header-bottom {
        background: linear-gradient(135deg, var(--primary), #064E3B);
    }

    .header-bottom .container {
        overflow-x: auto;
        scrollbar-width: none;
    }

    .header-bottom .container::-webkit-scrollbar {
        display: none;
    }

    .channel-nav {
        display: flex;
        gap: 8px;
        padding: 8px 0;
        white-space: nowrap;
    }

    .channel-link {
        display: inline-flex;
        align-items: center;
        padding: 8px 18px;
        border-radius: 999px;
        color: rgba(255, 255, 255, .88);
        font-size: 14px;
        font-weight: 500;
        transition: all var(--transition);
    }

    .channel-link:hover {
        background: rgba(255, 255, 255, .14);
        color: #fff;
    }

    .channel-link.active {
        background: #fff;
        color: var(--primary);
        font-weight: 600;
    }

    /* ===== Mobile Drawer ===== */
    .mobile-drawer {
        position: fixed;
        top: 0;
        right: -280px;
        width: 260px;
        height: 100vh;
        background: #fff;
        z-index: 200;
        transition: right .3s ease;
        padding: 24px;
        display: flex;
        flex-direction: column;
        gap: 8px;
        box-shadow: var(--shadow-lg);
    }

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

    .mobile-drawer a {
        padding: 12px 16px;
        border-radius: 12px;
        color: var(--text);
        font-weight: 500;
        transition: all var(--transition);
    }

    .mobile-drawer a:hover,
    .mobile-drawer a.active {
        background: var(--accent-light);
        color: var(--primary);
    }

    .drawer-overlay {
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, .4);
        z-index: 150;
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition), visibility var(--transition);
    }

    .drawer-overlay.show {
        opacity: 1;
        visibility: visible;
    }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        min-height: 560px;
        display: flex;
        align-items: center;
        overflow: hidden;
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        background-color: #0F766E;
    }

    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(105deg, rgba(15, 118, 110, .94), rgba(6, 78, 59, .85));
    }

    .hero-inner {
        position: relative;
        z-index: 2;
        color: #fff;
        padding: 48px 0;
    }

    .breadcrumb {
        font-size: 13px;
        color: rgba(255, 255, 255, .8);
        margin-bottom: 16px;
    }

    .breadcrumb a {
        color: rgba(255, 255, 255, .8);
        transition: color var(--transition);
    }

    .breadcrumb a:hover {
        color: #fff;
        text-decoration: underline;
        text-underline-offset: 4px;
    }

    .hero-tag {
        display: inline-block;
        background: rgba(255, 255, 255, .16);
        border: 1px solid rgba(255, 255, 255, .3);
        color: #fff;
        padding: 6px 18px;
        border-radius: 999px;
        font-size: 13px;
        margin-bottom: 20px;
        backdrop-filter: blur(4px);
    }

    .hero h1 {
        font-size: 44px;
        font-weight: 800;
        line-height: 1.2;
        margin-bottom: 20px;
        letter-spacing: .005em;
    }

    .hero-sub {
        font-size: 18px;
        line-height: 1.7;
        max-width: 640px;
        color: rgba(255, 255, 255, .92);
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        margin-top: 32px;
    }

    /* ===== Buttons ===== */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 14px 28px;
        border-radius: 999px;
        font-size: 16px;
        font-weight: 600;
        border: 1px solid transparent;
        transition: all var(--transition);
    }

    .btn:active {
        transform: scale(.98);
    }

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

    .btn-primary:hover {
        background: var(--primary-hover);
        box-shadow: 0 10px 24px rgba(15, 118, 110, .35);
    }

    .btn-secondary {
        background: transparent;
        color: #fff;
        border-color: rgba(255, 255, 255, .7);
    }

    .btn-secondary:hover {
        background: #fff;
        color: var(--primary);
        border-color: #fff;
    }

    .btn-light {
        background: #fff;
        color: var(--primary);
    }

    .btn-light:hover {
        background: var(--accent-light);
        box-shadow: 0 8px 20px rgba(15, 23, 42, .12);
    }

    .btn-outline-light {
        background: transparent;
        color: #fff;
        border-color: rgba(255, 255, 255, .8);
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, .15);
    }

    /* ===== Data Strip ===== */
    .data-strip {
        position: relative;
        z-index: 10;
        margin-top: -56px;
    }

    .data-card {
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--border);
        padding: 32px 24px;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

    .data-heading {
        grid-column: 1 / -1;
        font-size: 20px;
        font-weight: 700;
        display: flex;
        align-items: center;
        gap: 8px;
        color: var(--text);
    }

    .data-heading span {
        font-size: 13px;
        color: var(--text-weak);
        font-weight: 400;
    }

    .data-item {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 16px;
        border-radius: var(--radius-md);
        background: var(--bg);
        transition: all var(--transition);
    }

    .data-item:hover {
        background: var(--accent-light);
        transform: translateY(-2px);
    }

    .data-icon {
        flex: 0 0 44px;
        height: 44px;
        border-radius: 14px;
        background: linear-gradient(135deg, var(--primary), #064E3B);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .data-num {
        font-size: 26px;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.2;
    }

    .data-label {
        font-size: 13px;
        color: var(--text-weak);
        line-height: 1.4;
    }

    /* ===== Cards Grid ===== */
    .cards-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

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

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

    .service-card .card-img {
        position: relative;
        aspect-ratio: 4 / 3;
        overflow: hidden;
    }

    .service-card .card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .3s ease;
    }

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

    .card-tag {
        position: absolute;
        top: 14px;
        left: 14px;
        z-index: 2;
        background: var(--accent);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: 999px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, .12);
    }

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

    .card-body h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 8px;
    }

    .card-body p {
        color: var(--text-weak);
        font-size: 15px;
        line-height: 1.7;
        flex: 1;
    }

    .card-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: 16px;
        font-size: 13px;
        color: var(--text-weak);
    }

    .card-meta a {
        color: var(--primary);
        font-weight: 600;
        transition: color var(--transition);
    }

    .card-meta a:hover {
        text-decoration: underline;
        text-underline-offset: 4px;
        color: var(--primary-hover);
    }

    /* ===== Steps ===== */
    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

    .step {
        position: relative;
        background: #fff;
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 32px 24px;
        text-align: center;
        transition: all var(--transition);
    }

    .step:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-4px);
    }

    .step:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 68px;
        right: -24px;
        width: 24px;
        height: 2px;
        background: var(--border);
    }

    .step-num {
        width: 48px;
        height: 48px;
        margin: 0 auto 16px;
        background: linear-gradient(135deg, var(--primary), #064E3B);
        color: #fff;
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 18px;
    }

    .step h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
    }

    .step p {
        font-size: 14px;
        color: var(--text-weak);
        line-height: 1.6;
    }

    /* ===== Split Block ===== */
    .split-block {
        display: grid;
        grid-template-columns: 5fr 7fr;
        gap: 48px;
        align-items: center;
    }

    .split-left h2 {
        font-size: 32px;
        line-height: 1.35;
        font-weight: 700;
        margin-bottom: 16px;
        letter-spacing: .005em;
    }

    .split-left > p {
        color: var(--text-weak);
        font-size: 16px;
        margin-bottom: 28px;
    }

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

    .point-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 20px;
        display: flex;
        gap: 12px;
        align-items: flex-start;
        transition: all var(--transition);
    }

    .point-card:hover {
        background: var(--accent-light);
        box-shadow: var(--shadow-sm);
        transform: translateY(-2px);
    }

    .point-icon {
        flex: 0 0 40px;
        height: 40px;
        border-radius: 12px;
        background: var(--primary);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .point-card h3 {
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 4px;
    }

    .point-card p {
        font-size: 13px;
        color: var(--text-weak);
        line-height: 1.6;
    }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 860px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .faq-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: all var(--transition);
    }

    .faq-item.open {
        border-color: var(--primary);
        box-shadow: var(--shadow-sm);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        width: 100%;
        padding: 20px 24px;
        background: none;
        border: none;
        text-align: left;
        font-size: 17px;
        font-weight: 600;
        color: var(--text);
        transition: background var(--transition);
    }

    .faq-question:hover {
        background: var(--accent-light);
    }

    .faq-icon {
        flex: 0 0 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--accent-light);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: transform var(--transition), background var(--transition);
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
        background: var(--primary);
        color: #fff;
    }

    .faq-answer {
        display: none;
        padding: 0 24px 24px;
        background: var(--accent-light);
        border-left: 4px solid var(--primary);
        margin: 0 24px 20px;
        border-radius: 0 12px 12px 0;
        font-size: 15px;
        color: var(--text);
        line-height: 1.8;
    }

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

    /* ===== CTA ===== */
    .cta-section {
        padding: 80px 24px 100px;
    }

    .cta-box {
        position: relative;
        background: linear-gradient(120deg, var(--accent), var(--primary));
        border-radius: 32px;
        color: #fff;
        text-align: center;
        padding: 64px 32px;
        box-shadow: 0 24px 60px rgba(15, 118, 110, .30);
        overflow: hidden;
    }

    .cta-box::before {
        content: '';
        position: absolute;
        width: 360px;
        height: 360px;
        background: rgba(255, 255, 255, .12);
        border-radius: 50%;
        top: -120px;
        right: -80px;
    }

    .cta-box::after {
        content: '';
        position: absolute;
        width: 260px;
        height: 260px;
        background: rgba(255, 255, 255, .08);
        border-radius: 50%;
        bottom: -100px;
        left: -60px;
    }

    .cta-box h2 {
        position: relative;
        font-size: 32px;
        font-weight: 700;
        margin-bottom: 12px;
        letter-spacing: .005em;
    }

    .cta-box p {
        position: relative;
        color: rgba(255, 255, 255, .92);
        font-size: 17px;
        margin-bottom: 32px;
    }

    .cta-actions {
        position: relative;
        display: flex;
        justify-content: center;
        gap: 14px;
        flex-wrap: wrap;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: #0F172A;
        color: rgba(255, 255, 255, .75);
        padding: 48px 0 28px;
    }

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

    .footer-logo {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        color: #fff;
        font-size: 18px;
        font-weight: 700;
    }

    .footer-logo .logo-mark {
        background: var(--accent);
        color: var(--text);
    }

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

    .footer-nav a {
        font-size: 14px;
        color: rgba(255, 255, 255, .7);
        transition: color var(--transition);
    }

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

    .footer-bottom {
        padding-top: 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        flex-wrap: wrap;
        font-size: 13px;
        color: rgba(255, 255, 255, .55);
    }

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

    .footer-links a {
        color: rgba(255, 255, 255, .7);
        transition: color var(--transition);
    }

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

    /* ===== Responsive ===== */
    @media (min-width: 768px) {
        .hamburger {
            display: none;
        }

        .mobile-drawer,
        .drawer-overlay {
            display: none;
        }

        .header-link {
            display: inline-flex;
        }
    }

    @media (max-width: 1023px) {
        :root {
            --section-space: 64px;
        }

        .hero {
            min-height: 420px;
        }

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

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

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

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

        .step:not(:last-child)::after {
            display: none;
        }
    }

    @media (max-width: 767px) {
        body {
            font-size: 15px;
        }

        .container {
            padding: 0 18px;
        }

        .section {
            --section-space: 48px;
        }

        .hero {
            min-height: 480px;
            align-items: flex-end;
        }

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

        .hero h1 {
            font-size: 32px;
        }

        .hero-sub {
            font-size: 16px;
        }

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

        .data-strip {
            margin-top: -40px;
        }

        .data-card {
            grid-template-columns: 1fr 1fr;
            padding: 20px 16px;
            gap: 12px;
        }

        .data-heading {
            font-size: 18px;
        }

        .data-item {
            padding: 12px;
            flex-direction: column;
            text-align: center;
        }

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

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

        .split-left h2 {
            font-size: 26px;
        }

        .cta-section {
            padding: 48px 18px 64px;
        }

        .cta-box {
            padding: 40px 20px;
            border-radius: 24px;
        }

        .cta-box h2 {
            font-size: 24px;
        }

        .cta-actions {
            flex-direction: column;
            align-items: stretch;
        }

        .cta-actions .btn {
            width: 100%;
        }

        .header-bottom {
            display: none;
        }

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

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

    @media (min-width: 768px) and (max-width: 1023px) {
        .header-bottom .container {
            overflow-x: auto;
        }
    }