/* roulang page: index */
:root {
        --primary: #3b5bdb;
        --primary-dark: #27408b;
        --primary-light: #edf1fd;
        --accent: #f59b06;
        --accent-dark: #c97a04;
        --dark: #0b1626;
        --dark-soft: #132238;
        --light: #f5f7fb;
        --white: #ffffff;
        --text: #334155;
        --muted: #6b7a90;
        --border: #e3e9f2;
        --radius-sm: 9px;
        --radius-md: 16px;
        --radius-lg: 24px;
        --shadow-sm: 0 1px 3px rgba(11,22,38,.06);
        --shadow-md: 0 6px 20px rgba(11,22,38,.08);
        --shadow-lg: 0 14px 48px rgba(11,22,38,.12);
        --section-pad: 88px;
        --font: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    }
    * { margin:0; padding:0; box-sizing:border-box; }
    body {
        font-family: var(--font);
        color: var(--text);
        background: var(--white);
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }
    a { text-decoration:none; color:inherit; transition:all .25s ease; }
    img { max-width:100%; display:block; }
    button, input, select, textarea { font-family:inherit; }
    .container { max-width:1200px; margin:0 auto; padding:0 24px; width:100%; }

    /* 头部导航 */
    .site-header {
        position: sticky; top:0; z-index:1030;
        background: rgba(255,255,255,.92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom:1px solid var(--border);
        box-shadow: var(--shadow-sm);
    }
    .header-wrapper {
        display:flex; align-items:center; gap:28px;
        height:72px;
    }
    .brand { display:flex; align-items:center; gap:10px; flex-shrink:0; }
    .brand-mark {
        width:38px; height:38px; border-radius:10px;
        background: linear-gradient(135deg,var(--primary),var(--primary-dark));
        color:#fff; font-size:20px; font-weight:800;
        display:flex; align-items:center; justify-content:center;
        box-shadow: 0 4px 12px rgba(59,91,219,.32);
    }
    .brand-name { font-size:19px; font-weight:800; color:var(--dark); letter-spacing:.2px; white-space:nowrap; }
    .main-navigation { display:flex; align-items:center; gap:6px; margin-left:auto; }
    .nav-item {
        padding:9px 18px; border-radius:999px;
        font-size:15px; font-weight:600; color:var(--text);
        display:flex; align-items:center; gap:6px;
    }
    .nav-item:hover { color:var(--primary); background:var(--primary-light); }
    .nav-item.active { color:var(--primary); background:var(--primary-light); }
    .header-tools { display:flex; align-items:center; gap:14px; }
    .header-search { position:relative; }
    .header-search input {
        width:220px; height:40px; border:1px solid var(--border);
        border-radius:999px; padding:0 42px 0 18px; font-size:14px;
        background:var(--light); transition:all .25s;
    }
    .header-search input:focus {
        outline:none; border-color:var(--primary); background:#fff;
        box-shadow:0 0 0 4px rgba(59,91,219,.12);
    }
    .header-search button {
        position:absolute; right:4px; top:50%; transform:translateY(-50%);
        width:32px; height:32px; border:none; background:var(--primary);
        color:#fff; border-radius:50%; font-size:13px;
        display:flex; align-items:center; justify-content:center; cursor:pointer;
        transition:background .2s;
    }
    .header-search button:hover { background:var(--primary-dark); }
    .menu-toggle {
        display:none; width:42px; height:42px; border:1px solid var(--border);
        border-radius:10px; background:#fff; flex-direction:column;
        align-items:center; justify-content:center; gap:5px; cursor:pointer;
    }
    .menu-toggle span { width:20px; height:2px; background:var(--dark); border-radius:2px; transition:all .3s; }

    /* Hero */
    .hero-section {
        position:relative; min-height:640px;
        display:flex; align-items:center;
        background: url('/assets/images/backpic/back-1.png') center/cover no-repeat,
                    linear-gradient(135deg,#0b1626 0%,#132238 100%);
        color:#fff; overflow:hidden;
    }
    .hero-section::before {
        content:''; position:absolute; inset:0;
        background: linear-gradient(90deg, rgba(11,22,38,.86) 0%, rgba(11,22,38,.62) 55%, rgba(11,22,38,.18) 100%);
    }
    .hero-content { position:relative; z-index:2; max-width:680px; padding:72px 0 48px; }
    .hero-badge {
        display:inline-flex; align-items:center; gap:8px;
        background:rgba(245,155,6,.16); border:1px solid rgba(245,155,6,.42);
        color:#ffd37a; font-size:14px; font-weight:600;
        padding:7px 18px; border-radius:999px; margin-bottom:22px;
    }
    .hero-badge i { font-size:12px; }
    .hero-content h1 {
        font-size:52px; font-weight:900; line-height:1.15;
        letter-spacing:1px; margin-bottom:18px;
    }
    .hero-content .lead {
        font-size:19px; line-height:1.7; color:#c3cee0;
        margin-bottom:34px; max-width:540px;
    }
    .hero-actions { display:flex; gap:14px; flex-wrap:wrap; }
    .btn {
        border-radius:999px; padding:12px 28px; font-weight:600;
        display:inline-flex; align-items:center; gap:8px;
        transition:all .25s; border:2px solid transparent;
    }
    .btn-primary {
        background:var(--primary); color:#fff; border-color:var(--primary);
        box-shadow:0 6px 18px rgba(59,91,219,.32);
    }
    .btn-primary:hover { background:var(--primary-dark); border-color:var(--primary-dark); transform:translateY(-2px); }
    .btn-outline-light {
        background:transparent; color:#fff; border-color:rgba(255,255,255,.6);
    }
    .btn-outline-light:hover { background:rgba(255,255,255,.12); border-color:#fff; transform:translateY(-2px); }
    .btn-outline-primary {
        background:transparent; color:var(--primary); border-color:var(--primary);
    }
    .btn-outline-primary:hover { background:var(--primary); color:#fff; }
    .hero-metrics {
        position:relative; z-index:2;
        display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
        margin-top:56px;
    }
    .metric-card {
        background:rgba(255,255,255,.08);
        border:1px solid rgba(255,255,255,.14);
        backdrop-filter:blur(8px);
        border-radius:var(--radius-md);
        padding:22px 18px; text-align:center;
        transition:all .3s;
    }
    .metric-card:hover { background:rgba(255,255,255,.14); transform:translateY(-4px); }
    .metric-num { font-size:32px; font-weight:900; color:#ffd37a; line-height:1.2; }
    .metric-label { font-size:14px; color:#d6deeb; margin-top:6px; }

    /* 板块样式 */
    .section-block { padding: var(--section-pad) 0; }
    .section-block.bg-light { background:var(--light); }
    .section-head { max-width:640px; margin-bottom:52px; }
    .section-head.center { margin-left:auto; margin-right:auto; text-align:center; }
    .section-tag {
        display:inline-block; font-size:13px; font-weight:700;
        color:var(--primary); background:var(--primary-light);
        padding:6px 16px; border-radius:999px; margin-bottom:16px;
        letter-spacing:1px;
    }
    .section-head h2 { font-size:36px; font-weight:800; color:var(--dark); margin-bottom:14px; line-height:1.25; }
    .section-head p { font-size:16px; color:var(--muted); }

    /* 特色卡片 */
    .feature-card {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-lg); padding:34px 28px;
        height:100%; transition:all .3s; position:relative;
        overflow:hidden;
    }
    .feature-card::after {
        content:''; position:absolute; top:0; left:0; right:0; height:4px;
        background: linear-gradient(90deg,var(--primary),var(--accent));
        transform:scaleX(0); transform-origin:left; transition:transform .4s;
    }
    .feature-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-6px); border-color:transparent; }
    .feature-card:hover::after { transform:scaleX(1); }
    .feature-icon {
        width:56px; height:56px; border-radius:16px;
        display:flex; align-items:center; justify-content:center;
        font-size:24px; color:#fff; margin-bottom:20px;
    }
    .feature-icon.purple { background:linear-gradient(135deg,#6d5dfc,#3b5bdb); }
    .feature-icon.gold { background:linear-gradient(135deg,#ffc542,#f59b06); }
    .feature-icon.green { background:linear-gradient(135deg,#2ec4b6,#20a39e); }
    .feature-icon.blue { background:linear-gradient(135deg,#4cc9f0,#3a86ff); }
    .feature-card h3 { font-size:19px; font-weight:700; color:var(--dark); margin-bottom:10px; }
    .feature-card p { font-size:15px; color:var(--muted); line-height:1.7; margin-bottom:0; }

    /* 分类卡片 */
    .category-card {
        background:#fff; border-radius:var(--radius-lg);
        overflow:hidden; border:1px solid var(--border);
        box-shadow:var(--shadow-sm); height:100%;
        transition:all .35s; display:flex; flex-direction:column;
    }
    .category-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-6px); }
    .category-card img { height:220px; width:100%; object-fit:cover; }
    .category-body { padding:28px; flex:1; display:flex; flex-direction:column; }
    .category-body h3 { font-size:22px; font-weight:800; color:var(--dark); margin-bottom:10px; }
    .category-body p { color:var(--muted); font-size:15px; flex:1; margin-bottom:20px; }
    .category-tags { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:18px; }
    .tag-mini {
        font-size:12px; font-weight:600; color:var(--muted);
        background:var(--light); border:1px solid var(--border);
        padding:4px 12px; border-radius:999px;
    }

    /* 资讯卡片 */
    .post-card {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-md); overflow:hidden;
        height:100%; transition:all .35s;
        box-shadow:var(--shadow-sm);
        display:flex; flex-direction:column;
    }
    .post-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-5px); border-color:transparent; }
    .post-card img { height:190px; width:100%; object-fit:cover; transition:transform .5s; }
    .post-card:hover img { transform:scale(1.04); }
    .post-body { padding:24px; flex:1; display:flex; flex-direction:column; }
    .post-meta { display:flex; align-items:center; gap:10px; margin-bottom:12px; }
    .post-cat {
        font-size:12px; font-weight:700; color:var(--primary);
        background:var(--primary-light); border-radius:999px;
        padding:4px 13px; letter-spacing:.4px;
    }
    .post-date { font-size:13px; color:var(--muted); }
    .post-title { font-size:18px; font-weight:700; color:var(--dark); line-height:1.4; margin-bottom:10px; }
    .post-title a:hover { color:var(--primary); }
    .post-excerpt { font-size:14px; color:var(--muted); line-height:1.65; flex:1; display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden; }
    .post-link { margin-top:14px; font-size:14px; font-weight:600; color:var(--primary); display:inline-flex; align-items:center; gap:6px; }
    .post-link:hover { gap:10px; color:var(--primary-dark); }

    /* 深色数据区 */
    .stats-section {
        background: linear-gradient(135deg,var(--dark) 0%,var(--dark-soft) 100%);
        padding:var(--section-pad) 0; color:#fff; position:relative;
        overflow:hidden;
    }
    .stats-section::before {
        content:''; position:absolute; right:-60px; top:-60px; width:300px; height:300px;
        background:radial-gradient(circle,rgba(59,91,219,.3),transparent 70%);
    }
    .stats-section .section-tag { background:rgba(255,255,255,.12); color:#ffd37a; }
    .stats-section h2 { color:#fff; }
    .stats-section p { color:#aab6c6; }
    .stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:22px; margin-top:30px; }
    .stat-card {
        background:rgba(255,255,255,.06);
        border:1px solid rgba(255,255,255,.1);
        border-radius:var(--radius-md); padding:32px 20px; text-align:center;
        transition:all .3s;
    }
    .stat-card:hover { background:rgba(255,255,255,.1); transform:translateY(-4px); }
    .stat-card .num { font-size:46px; font-weight:900; color:#ffd37a; line-height:1; }
    .stat-card .label { font-size:15px; color:#c8d2e0; margin-top:12px; }

    /* 流程区 */
    .step-card {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-lg); padding:34px 28px;
        position:relative; height:100%; transition:all .3s;
        text-align:center;
    }
    .step-card:hover { box-shadow:var(--shadow-md); transform:translateY(-5px); }
    .step-num {
        width:52px; height:52px; border-radius:50%;
        background:linear-gradient(135deg,var(--primary),var(--primary-dark));
        color:#fff; font-size:22px; font-weight:800;
        display:flex; align-items:center; justify-content:center;
        margin:0 auto 22px; box-shadow:0 6px 16px rgba(59,91,219,.3);
    }
    .step-card h3 { font-size:19px; font-weight:700; color:var(--dark); margin-bottom:12px; }
    .step-card p { color:var(--muted); font-size:15px; margin-bottom:0; }

    /* FAQ */
    .faq-section { background:var(--light); }
    .accordion-item {
        border:1px solid var(--border) !important;
        border-radius:var(--radius-md) !important;
        overflow:hidden; margin-bottom:14px;
        box-shadow:var(--shadow-sm);
    }
    .accordion-button {
        font-weight:700; font-size:16px; color:var(--dark);
        padding:20px 26px; background:#fff;
        box-shadow:none !important;
    }
    .accordion-button::after { background-size:16px; }
    .accordion-button:not(.collapsed) {
        background:var(--primary-light);
        color:var(--primary);
    }
    .accordion-body { padding:20px 26px; color:var(--muted); border-top:1px solid var(--border); }

    /* CTA */
    .cta-section {
        background: linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
        padding:76px 0; color:#fff; position:relative; overflow:hidden;
    }
    .cta-section::before {
        content:''; position:absolute; left:60px; bottom:-80px; width:260px; height:260px;
        background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%);
    }
    .cta-inner { position:relative; z-index:2; text-align:center; max-width:700px; margin:0 auto; }
    .cta-inner h2 { font-size:34px; font-weight:800; margin-bottom:16px; }
    .cta-inner p { opacity:.92; font-size:16px; margin-bottom:32px; }
    .btn-light-custom {
        background:#fff; color:var(--primary-dark); font-weight:700;
        border-radius:999px; padding:14px 36px; border:none;
        display:inline-flex; align-items:center; gap:8px;
        box-shadow:0 8px 24px rgba(0,0,0,.15);
        transition:all .25s;
    }
    .btn-light-custom:hover { transform:translateY(-3px); box-shadow:0 12px 30px rgba(0,0,0,.2); color:var(--primary); }

    /* 页脚 */
    .site-footer {
        background:var(--dark); color:#9aa8bb; padding:64px 0 0;
        font-size:14px;
    }
    .footer-grid {
        display:grid; grid-template-columns:1.6fr 1fr 1.2fr; gap:48px;
        padding-bottom:48px;
    }
    .footer-logo { font-size:23px; font-weight:800; color:#fff; margin-bottom:16px; display:flex; align-items:center; gap:10px; }
    .footer-logo .brand-mark { background:linear-gradient(135deg,var(--primary),var(--accent)); }
    .footer-col h4 {
        font-size:16px; font-weight:700; color:#fff; margin-bottom:20px;
        position:relative; padding-bottom:12px;
    }
    .footer-col h4::after {
        content:''; position:absolute; left:0; bottom:0; width:36px; height:3px;
        background:var(--accent); border-radius:3px;
    }
    .footer-col a { display:flex; align-items:center; gap:8px; color:#9aa8bb; padding:7px 0; }
    .footer-col a:hover { color:#ffd37a; }
    .footer-bottom {
        border-top:1px solid rgba(255,255,255,.08);
        padding:22px 0; text-align:center; font-size:13px;
        color:#7a8999;
    }
    .footer-contact li { display:flex; gap:10px; padding:8px 0; align-items:flex-start; }
    .footer-contact i { color:var(--accent); margin-top:4px; }

    /* 内页横幅 */
    .page-banner {
        position:relative; padding:64px 0 56px; background:var(--dark);
        color:#fff; overflow:hidden;
    }
    .page-banner::before {
        content:''; position:absolute; inset:0;
        background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        opacity:.4;
    }
    .page-banner.green-banner::before { background:url('/assets/images/backpic/back-3.png') center/cover no-repeat; }
    .page-banner .banner-content { position:relative; z-index:2; }
    .page-banner .crumb { font-size:14px; color:#aab6c6; margin-bottom:14px; display:flex; gap:8px; align-items:center; }
    .page-banner .crumb a:hover { color:#ffd37a; }
    .page-banner h1 { font-size:40px; font-weight:900; margin-bottom:12px; }
    .page-banner p { max-width:620px; color:#c3cee0; font-size:17px; }

    /* 面包屑 */
    .breadcrumb-wrap { padding:24px 0 0; background:var(--light); }
    .breadcrumb-pill {
        display:inline-flex; align-items:center; gap:8px;
        background:#fff; border:1px solid var(--border);
        border-radius:999px; padding:8px 20px; font-size:14px;
        color:var(--muted);
    }
    .breadcrumb-pill a { color:var(--primary); font-weight:600; }
    .breadcrumb-pill span.divider { color:var(--border); }

    /* 文章页 */
    .article-card-main {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-lg); padding:44px;
        box-shadow:var(--shadow-sm);
    }
    .article-meta-area { display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom:24px; }
    .article-content-body { font-size:16px; line-height:1.9; color:var(--text); }
    .article-content-body h2, .article-content-body h3 { color:var(--dark); margin:30px 0 14px; font-weight:700; }
    .article-content-body p { margin-bottom:18px; }
    .article-content-body img { border-radius:var(--radius-md); margin:20px 0; }
    .article-side-card {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-md); padding:26px; margin-bottom:22px;
        box-shadow:var(--shadow-sm);
    }
    .article-side-card h3 { font-size:18px; font-weight:700; color:var(--dark); margin-bottom:16px; position:relative; padding-bottom:12px; }
    .article-side-card h3::after { content:''; position:absolute; left:0; bottom:0; width:30px; height:3px; background:var(--accent); border-radius:3px; }
    .side-link { display:flex; gap:10px; padding:12px 0; border-bottom:1px dashed var(--border); align-items:flex-start; }
    .side-link:last-child { border-bottom:none; }
    .side-link span { font-size:13px; color:var(--muted); flex-shrink:0; }
    .side-link a { font-size:14px; font-weight:600; color:var(--text); line-height:1.4; }
    .side-link a:hover { color:var(--primary); }

    /* 分类落地 */
    .guide-card {
        background:#fff; border:1px solid var(--border);
        border-radius:var(--radius-lg); overflow:hidden;
        height:100%; transition:all .35s;
        box-shadow:var(--shadow-sm);
    }
    .guide-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-5px); }
    .guide-card img { height:210px; width:100%; object-fit:cover; }
    .guide-body { padding:26px; }
    .guide-body h3 { font-size:19px; font-weight:700; color:var(--dark); margin-bottom:10px; }
    .guide-body p { font-size:14px; color:var(--muted); margin-bottom:16px; }
    .timeline { position:relative; padding-left:32px; }
    .timeline::before {
        content:''; position:absolute; left:10px; top:6px; bottom:6px;
        width:2px; background:linear-gradient(to bottom,var(--primary),var(--accent));
        border-radius:2px;
    }
    .timeline-item { position:relative; padding:0 0 30px 8px; }
    .timeline-item::before {
        content:''; position:absolute; left:-30px; top:8px;
        width:16px; height:16px; border-radius:50%;
        background:#fff; border:3px solid var(--primary);
        box-shadow:0 0 0 4px rgba(59,91,219,.15);
    }
    .timeline-item h4 { font-size:17px; font-weight:700; color:var(--dark); margin-bottom:6px; }
    .timeline-item p { font-size:14px; color:var(--muted); }

    /* 响应式 */
    @media (max-width: 1024px) {
        .header-search input { width:170px; }
        .hero-content h1 { font-size:42px; }
        .section-block { padding:64px 0; }
        .section-head h2 { font-size:30px; }
    }
    @media (max-width: 768px) {
        .header-wrapper { height:64px; gap:12px; }
        .main-navigation {
            position:fixed; top:64px; left:0; right:0; background:#fff;
            border-bottom:1px solid var(--border); padding:16px 24px;
            flex-direction:column; align-items:stretch; gap:4px;
            transform:translateY(-120%); opacity:0; pointer-events:none;
            transition:all .3s ease; box-shadow:var(--shadow-lg);
            z-index:1020;
        }
        .main-navigation.open { transform:translateY(0); opacity:1; pointer-events:auto; }
        .nav-item { border-radius:12px; padding:12px 16px; }
        .menu-toggle { display:flex; }
        .header-search { display:none; }
        .hero-section { min-height:520px; }
        .hero-content { padding:48px 0 32px; text-align:center; margin:0 auto; }
        .hero-content .lead { margin-left:auto; margin-right:auto; }
        .hero-actions { justify-content:center; }
        .hero-metrics { grid-template-columns:repeat(2,1fr); }
        .stats-grid { grid-template-columns:repeat(2,1fr); }
        .footer-grid { grid-template-columns:1fr; gap:32px; }
        .article-card-main { padding:26px; }
        .page-banner h1 { font-size:32px; }
    }
    @media (max-width: 520px) {
        .container { padding:0 16px; }
        .hero-content h1 { font-size:32px; }
        .hero-content .lead { font-size:16px; }
        .hero-metrics { grid-template-columns:1fr 1fr; gap:10px; }
        .metric-num { font-size:24px; }
        .section-block { padding:52px 0; }
        .section-head h2 { font-size:26px; }
        .cta-inner h2 { font-size:26px; }
        .stats-grid { grid-template-columns:1fr; }
        .timeline { padding-left:24px; }
    }

/* roulang page: article */
:root {
    --primary: #0a1730;
    --secondary: #12264a;
    --accent: #f5a623;
    --accent-light: #ffc048;
    --accent2: #21b5ff;
    --bg-light: #f4f7fc;
    --text-main: #16203a;
    --text-muted: #5b6c86;
    --border-color: #e3eaf3;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 8px 30px rgba(10, 23, 48, .08);
    --shadow-hover: 0 14px 42px rgba(10, 23, 48, .14);
    --transition: .28s;
}

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

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--bg-light);
    -webkit-font-smoothing: antialiased;
}

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

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

.container {
    max-width: 1240px;
}

/* ==================== 顶部品牌行 ==================== */
.header-topbar {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 70%, #1b3a6b 100%);
    padding: 12px 0;
    color: #fff;
}

.header-topbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: .5px;
}

.brand-mark {
    width: 38px;
    height: 38px;
    background: var(--accent);
    color: var(--primary);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.05rem;
    box-shadow: 0 4px 14px rgba(245, 166, 35, .35);
}

.header-search {
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 40px;
    display: flex;
    align-items: center;
    padding: 0 16px;
    max-width: 340px;
    width: 100%;
}

.header-search i {
    color: var(--accent-light);
    font-size: .85rem;
}

.header-search input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    padding: 9px 10px;
    width: 100%;
    font-size: .875rem;
}

.header-search input::placeholder {
    color: rgba(255, 255, 255, .55);
}

.header-search input:focus {
    box-shadow: none;
}

/* ==================== 主导航 ==================== */
.main-navigation {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 24px rgba(10, 23, 48, .06);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.main-navigation .navbar {
    padding: 0;
}

.navbar-nav .nav-link {
    font-weight: 600;
    color: var(--text-main);
    padding: 14px 22px;
    display: flex;
    align-items: center;
    gap: 7px;
    border-bottom: 3px solid transparent;
    font-size: .95rem;
    transition: all var(--transition);
    margin-right: 4px;
}

.navbar-nav .nav-link i {
    color: var(--accent2);
    font-size: .9rem;
}

.navbar-nav .nav-link:hover {
    color: var(--accent);
    background: rgba(245, 166, 35, .05);
}

.navbar-nav .nav-link.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: rgba(245, 166, 35, .06);
}

.navbar-toggler {
    border: 1px solid rgba(10, 23, 48, .2);
    border-radius: 10px;
    padding: 6px 10px;
    margin: 8px 0 8px 12px;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(10,23,48,.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.nav-hot {
    gap: 4px;
    padding-left: 16px;
    border-left: 1px solid var(--border-color);
    margin-left: 8px;
}

.nav-hot .hot-label {
    color: var(--accent);
    font-weight: 700;
    font-size: .82rem;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-right: 4px;
}

.nav-hot a {
    font-size: .82rem;
    color: var(--text-muted);
    background: var(--bg-light);
    border-radius: 30px;
    padding: 5px 12px;
    border: 1px solid transparent;
}

.nav-hot a:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: #fff;
}

/* ==================== 文章头部 ==================== */
.article-header-section {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: 28px 0 22px;
}

.breadcrumb-custom {
    font-size: .82rem;
    color: var(--text-muted);
    margin-bottom: 18px;
}

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

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

.breadcrumb-custom i {
    font-size: .7rem;
    margin: 0 8px;
    color: #c1c9d6;
}

.article-title-wrap {
    margin-bottom: 14px;
}

.article-title {
    font-size: clamp(1.6rem, 2.6vw, 2.4rem);
    font-weight: 800;
    line-height: 1.35;
    color: var(--text-main);
    letter-spacing: -.3px;
}

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px 22px;
    font-size: .85rem;
    color: var(--text-muted);
}

.article-meta i {
    color: var(--accent2);
    margin-right: 5px;
}

.badge-category {
    background: rgba(245, 166, 35, .16);
    color: #a5710f;
    border-radius: 30px;
    padding: 4px 14px;
    font-weight: 600;
    font-size: .78rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.badge-category i {
    color: #a5710f;
    font-size: .75rem;
    margin-right: 0;
}

.article-cover {
    margin-top: 24px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
}

.article-cover img {
    width: 100%;
    max-height: 460px;
    object-fit: cover;
    display: block;
}

.article-cover-badge {
    position: absolute;
    left: 18px;
    bottom: 18px;
    background: rgba(10, 23, 48, .78);
    color: #fff;
    font-size: .78rem;
    padding: 6px 14px;
    border-radius: 30px;
    backdrop-filter: blur(6px);
}

/* ==================== 正文 + 侧栏 ==================== */
.article-main-section {
    padding: 40px 0 20px;
}

.article-body-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 34px 36px;
}

.article-body {
    font-size: 1rem;
    line-height: 1.9;
    color: #2b3a55;
    word-break: break-word;
}

.article-body p {
    margin-bottom: 1.1rem;
}

.article-body h2 {
    font-size: 1.45rem;
    font-weight: 700;
    margin-top: 2.2rem;
    margin-bottom: .8rem;
    color: var(--text-main);
    padding-left: 14px;
    border-left: 4px solid var(--accent);
}

.article-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 1.8rem;
    margin-bottom: .7rem;
    color: var(--text-main);
}

.article-body ul,
.article-body ol {
    margin-bottom: 1.1rem;
    padding-left: 1.4rem;
}

.article-body li {
    margin-bottom: .4rem;
}

.article-body img {
    border-radius: var(--radius-sm);
    margin: .8rem 0;
}

.article-body blockquote {
    border-left: 4px solid var(--accent);
    background: var(--bg-light);
    padding: 14px 20px;
    border-radius: 0 12px 12px 0;
    color: var(--text-muted);
    margin: 1.2rem 0;
}

.tag-area {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
    padding-top: 22px;
    border-top: 1px solid var(--border-color);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.article-tags .tag {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 5px 14px;
    font-size: .8rem;
    color: var(--text-muted);
}

.article-tags .tag:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.article-share {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .8rem;
    color: var(--text-muted);
}

.article-share a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: .8rem;
}

.article-share a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ==================== 侧边栏 ==================== */
.sidebar-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 26px;
}

.sidebar-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.sidebar-card h3::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 42px;
    height: 2px;
    background: var(--accent);
}

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

.sidebar-list li {
    border-bottom: 1px dashed var(--border-color);
    padding: 11px 0;
}

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

.sidebar-list a {
    color: var(--text-main);
    font-weight: 500;
    font-size: .9rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.sidebar-list a:hover {
    color: var(--accent);
}

.sidebar-list .dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    flex: 0 0 6px;
    margin-top: 9px;
}

.sidebar-list .time-text {
    display: block;
    font-size: .78rem;
    color: var(--text-muted);
    margin-top: 3px;
    font-weight: 400;
}

.sidebar-cat-card {
    border-radius: var(--radius);
    padding: 22px;
    color: #fff;
    position: relative;
    overflow: hidden;
    margin-bottom: 20px;
    min-height: 130px;
    display: flex;
    align-items: flex-end;
    box-shadow: var(--shadow);
}

.sidebar-cat-card.cat-news {
    background: linear-gradient(135deg, #0a1730, #1d3d6e);
}

.sidebar-cat-card.cat-guide {
    background: linear-gradient(135deg, #1a3a5c, #21b5ff);
}

.sidebar-cat-card .cat-bg-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 2.6rem;
    opacity: .18;
}

.sidebar-cat-card .cat-content {
    position: relative;
    z-index: 2;
}

.sidebar-cat-card .cat-content .cat-label {
    font-size: .78rem;
    opacity: .85;
    display: block;
    margin-bottom: 4px;
}

.sidebar-cat-card .cat-content .cat-name {
    font-weight: 700;
    font-size: 1.15rem;
    line-height: 1.3;
}

.sidebar-cat-card .cat-content .cat-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-light);
    font-size: .82rem;
    font-weight: 600;
    margin-top: 10px;
}

.sidebar-contact-card {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius);
    padding: 26px;
    color: #fff;
    text-align: center;
}

.sidebar-contact-card .contact-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-light);
    margin-bottom: 14px;
}

.sidebar-contact-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.sidebar-contact-card p {
    font-size: .84rem;
    opacity: .8;
    margin-bottom: 16px;
    line-height: 1.7;
}

.sidebar-contact-card .btn-contact {
    background: var(--accent);
    color: var(--primary);
    border-radius: 40px;
    padding: 9px 22px;
    font-weight: 700;
    font-size: .85rem;
    display: inline-block;
}

.sidebar-contact-card .btn-contact:hover {
    background: var(--accent-light);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 166, 35, .35);
}

/* ==================== 相关资讯 ==================== */
.related-section {
    padding: 46px 0 20px;
}

.section-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title .title-bar {
    width: 5px;
    height: 24px;
    background: var(--accent);
    border-radius: 4px;
    display: inline-block;
}

.section-desc {
    color: var(--text-muted);
    font-size: .9rem;
    margin-bottom: 26px;
}

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

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(245, 166, 35, .25);
}

.related-card .card-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.related-card .card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

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

.related-card .card-img-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 23, 48, .35), transparent 60%);
}

.related-card .card-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 10px;
}

.related-card .card-title {
    font-size: .98rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.5;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card .card-title:hover {
    color: var(--accent);
}

.related-card .card-text {
    font-size: .82rem;
    color: var(--text-muted);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: .78rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    margin-top: 4px;
}

.related-card .card-meta .cat-tag {
    color: var(--accent);
    font-weight: 600;
}

/* ==================== FAQ ==================== */
.faq-section {
    padding: 44px 0 20px;
}

.faq-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 22px 26px;
    margin-bottom: 14px;
    border: 1px solid transparent;
    transition: all var(--transition);
}

.faq-card:hover {
    border-color: rgba(245, 166, 35, .25);
}

.faq-card .faq-q {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-weight: 700;
    color: var(--text-main);
    font-size: .98rem;
    line-height: 1.5;
}

.faq-card .faq-q .faq-icon {
    width: 26px;
    height: 26px;
    border-radius: 8px;
    background: rgba(245, 166, 35, .16);
    color: #a5710f;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .78rem;
    flex: 0 0 26px;
    margin-top: 2px;
}

.faq-card .faq-a {
    margin-top: 12px;
    padding-left: 38px;
    color: var(--text-muted);
    font-size: .9rem;
    line-height: 1.8;
}

/* ==================== CTA ==================== */
.cta-section {
    margin: 40px 0 20px;
}

.cta-inner {
    position: relative;
    border-radius: 20px;
    padding: 52px 40px;
    background: linear-gradient(135deg, #0a1730 20%, #1b3a6b 100%);
    overflow: hidden;
    color: #fff;
    text-align: center;
}

.cta-inner::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    opacity: .22;
}

.cta-inner .cta-content {
    position: relative;
    z-index: 2;
}

.cta-inner h2 {
    font-weight: 800;
    font-size: clamp(1.4rem, 2.4vw, 2.2rem);
    margin-bottom: 12px;
}

.cta-inner p {
    color: rgba(255, 255, 255, .82);
    max-width: 560px;
    margin: 0 auto 26px;
    font-size: .95rem;
    line-height: 1.8;
}

.btn-gold {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: var(--primary);
    border: none;
    border-radius: 40px;
    padding: 12px 32px;
    font-weight: 700;
    font-size: .92rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 24px rgba(245, 166, 35, .35);
    transition: all var(--transition);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(245, 166, 35, .45);
    color: var(--primary);
}

.btn-outline-light-custom {
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .4);
    color: #fff;
    border-radius: 40px;
    padding: 12px 28px;
    font-weight: 600;
    font-size: .9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition);
}

.btn-outline-light-custom:hover {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
    transform: translateY(-3px);
}

/* ==================== 页脚 ==================== */
.site-footer {
    background: #0a1730;
    color: #8fa0bb;
    margin-top: 60px;
    padding-top: 56px;
    border-top: 4px solid var(--accent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2.2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 36px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
}

.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}

.footer-col a {
    color: #8fa0bb;
    display: block;
    margin: 8px 0;
    font-size: .9rem;
}

.footer-col a:hover {
    color: var(--accent-light);
    padding-left: 4px;
}

.footer-col a i {
    color: var(--accent);
    font-size: .8rem;
    margin-right: 6px;
}

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

.footer-contact li {
    margin: 10px 0;
    font-size: .9rem;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 8px;
    width: 18px;
}

.footer-bottom {
    border-top: 1px solid #1e3050;
    padding-top: 18px;
    padding-bottom: 22px;
    text-align: center;
    font-size: .85rem;
    color: #64748f;
}

/* ==================== 通用分割与状态 ==================== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid rgba(245, 166, 35, .6);
    outline-offset: 2px;
}

.btn-gold:active,
.btn-outline-light-custom:active {
    transform: translateY(0) scale(.98);
}

/* ==================== 响应式 ==================== */
@media (max-width: 991px) {
    .main-navigation .navbar-collapse {
        background: #fff;
        padding: 10px 14px 16px;
        border-top: 1px solid var(--border-color);
    }

    .navbar-nav .nav-link {
        padding: 12px 14px;
        border-bottom: none;
        border-left: 3px solid transparent;
        border-radius: 8px;
        margin: 2px 0;
    }

    .navbar-nav .nav-link.active {
        border-bottom-color: transparent;
        border-left-color: var(--accent);
        background: rgba(245, 166, 35, .08);
    }

    .nav-hot {
        border-left: none;
        padding-left: 0;
        margin-left: 0;
        margin-top: 8px;
        flex-wrap: wrap;
    }

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

@media (max-width: 767px) {
    .header-topbar .container {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-search {
        max-width: none;
    }

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

    .article-cover-badge {
        display: none;
    }

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

    .cta-inner {
        padding: 38px 22px;
    }

    .cta-inner .d-flex {
        flex-direction: column;
        gap: 12px !important;
    }
}

@media (max-width: 520px) {
    .brand-logo {
        font-size: 1.12rem;
    }

    .article-title {
        font-size: 1.35rem;
    }

    .article-meta {
        gap: 10px 14px;
    }

    .sidebar-card {
        padding: 18px;
    }

    .related-card .card-body {
        padding: 16px;
    }

    .cta-inner {
        border-radius: 14px;
        padding: 30px 16px;
    }
}

/* roulang page: category1 */
:root {
            --primary: #e3125a;
            --primary-dark: #b80e48;
            --primary-light: #ff6b9d;
            --accent: #ffb800;
            --dark: #0f1226;
            --dark-2: #1a1f3a;
            --body-bg: #f5f6fb;
            --section-bg: #ffffff;
            --text: #2a2f45;
            --muted: #6b7280;
            --border: #e5e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 8px rgba(15,18,38,.06);
            --shadow-md: 0 10px 26px rgba(15,18,38,.10);
            --shadow-lg: 0 18px 48px rgba(15,18,38,.14);
            --transition: .25s ease;
            --header-h: 76px;
        }

        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background: var(--body-bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(255,255,255,.92);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 18px rgba(15,18,38,.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            min-height: var(--header-h);
            padding: 10px 0;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-weight: 800;
            font-size: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-sm);
        }
        .brand-text {
            font-weight: 800;
            font-size: 20px;
            color: var(--dark);
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .main-navigation {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 16px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-item i {
            color: var(--muted);
            transition: color var(--transition);
            font-size: 14px;
        }
        .nav-item:hover {
            background: rgba(227,18,90,.08);
            color: var(--primary);
        }
        .nav-item:hover i {
            color: var(--primary);
        }
        .nav-item.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 16px rgba(227,18,90,.3);
        }
        .nav-item.active i {
            color: #fff;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: #f0f1f7;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0 14px;
            height: 38px;
            transition: all var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(227,18,90,.08);
        }
        .header-search i {
            color: var(--muted);
            font-size: 13px;
            margin-right: 8px;
        }
        .header-search input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 13px;
            width: 160px;
            color: var(--text);
        }
        .header-search input::placeholder {
            color: #9ca3af;
        }
        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: none;
            background: #f0f1f7;
            border-radius: 10px;
            color: var(--dark);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        /* Hero */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            padding: 80px 0;
            overflow: hidden;
            color: #fff;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15,18,38,.94) 0%, rgba(26,31,58,.82) 45%, rgba(227,18,90,.45) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }
        .page-crumb {
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255,255,255,.75);
        }
        .page-crumb a {
            color: rgba(255,255,255,.85);
            transition: color var(--transition);
        }
        .page-crumb a:hover {
            color: #fff;
        }
        .hero-chip {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(255,255,255,.14);
            border: 1px solid rgba(255,255,255,.24);
            -webkit-backdrop-filter: blur(6px);
            backdrop-filter: blur(6px);
            padding: 7px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            margin-top: 20px;
        }
        .hero-title {
            font-size: 52px;
            font-weight: 800;
            margin: 14px 0 10px;
            letter-spacing: 2px;
            color: #fff;
            text-shadow: 0 4px 22px rgba(0,0,0,.3);
        }
        .hero-desc {
            font-size: 16px;
            max-width: 620px;
            color: rgba(255,255,255,.82);
            margin-bottom: 32px;
        }
        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
        }
        .metric-item strong {
            display: block;
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
        }
        .metric-item span {
            font-size: 13px;
            color: rgba(255,255,255,.68);
        }

        /* Section common */
        .section-block {
            padding: 80px 0;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 40px;
        }
        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--primary);
            background: rgba(227,18,90,.08);
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .section-tag.light {
            color: var(--accent);
            background: rgba(255,184,0,.12);
        }
        .section-head h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--dark);
            margin: 6px 0 14px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
        }

        /* News section */
        .news-section {
            background: var(--section-bg);
        }
        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 34px;
        }
        .pill-btn {
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 14px;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: 999px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .pill-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(227,18,90,.05);
        }
        .pill-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 6px 16px rgba(227,18,90,.28);
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: transform .35s ease, box-shadow .35s ease;
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-cover {
            position: relative;
            display: block;
            height: 180px;
            overflow: hidden;
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .news-card:hover .card-cover img {
            transform: scale(1.06);
        }
        .card-tag {
            position: absolute;
            left: 12px;
            top: 12px;
            background: rgba(227,18,90,.92);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            -webkit-backdrop-filter: blur(4px);
            backdrop-filter: blur(4px);
        }
        .card-content {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .card-title a {
            color: var(--dark);
            transition: color var(--transition);
        }
        .card-title a:hover {
            color: var(--primary);
        }
        .card-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            gap: 14px;
            margin-top: 14px;
            font-size: 12px;
            color: var(--muted);
        }
        .card-meta i {
            margin-right: 4px;
        }

        /* Data section */
        .data-section {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
            color: #fff;
            padding: 80px 0;
        }
        .data-section h2 {
            color: #fff;
        }
        .data-section .section-desc {
            color: rgba(255,255,255,.68);
        }
        .data-stat {
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.12);
            border-radius: var(--radius);
            padding: 24px;
            text-align: center;
            -webkit-backdrop-filter: blur(6px);
            backdrop-filter: blur(6px);
            transition: transform var(--transition), border-color var(--transition);
            height: 100%;
        }
        .data-stat:hover {
            transform: translateY(-4px);
            border-color: rgba(255,184,0,.5);
        }
        .data-stat i {
            font-size: 24px;
            color: var(--accent);
        }
        .data-stat strong {
            display: block;
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin: 8px 0 2px;
        }
        .data-stat span {
            font-size: 14px;
            color: rgba(255,255,255,.72);
        }
        .measure-list {
            margin-top: 24px;
            background: rgba(255,255,255,.06);
            border-radius: var(--radius);
            padding: 22px;
            border: 1px solid rgba(255,255,255,.1);
        }
        .measure-item {
            margin-bottom: 20px;
        }
        .measure-item:last-child {
            margin-bottom: 0;
        }
        .measure-info {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            margin-bottom: 8px;
            color: rgba(255,255,255,.85);
        }
        .measure-bar {
            height: 8px;
            background: rgba(255,255,255,.12);
            border-radius: 999px;
            overflow: hidden;
        }
        .measure-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 999px;
        }

        /* Focus section */
        .feature-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
        }
        .feature-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15,18,38,.9) 0%, rgba(15,18,38,.1) 60%);
        }
        .feature-content {
            position: relative;
            z-index: 2;
            padding: 30px;
            color: #fff;
        }
        .feature-card .card-tag {
            position: static;
            display: inline-block;
            margin-bottom: 10px;
        }
        .feature-content h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .feature-content p {
            font-size: 14px;
            color: rgba(255,255,255,.78);
            margin-bottom: 16px;
        }
        .btn-feature {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            background: var(--primary);
            padding: 10px 20px;
            border-radius: 999px;
            transition: all var(--transition);
            border: none;
        }
        .btn-feature:hover {
            background: var(--accent);
            color: var(--dark);
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .hot-item {
            display: flex;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .hot-item:hover {
            transform: translateX(6px);
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }
        .hot-index {
            font-size: 24px;
            font-weight: 800;
            color: var(--border);
            min-width: 34px;
            line-height: 1;
        }
        .hot-content h4 {
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 5px;
        }
        .hot-content h4 a {
            color: var(--text);
            transition: color var(--transition);
        }
        .hot-content h4 a:hover {
            color: var(--primary);
        }
        .hot-meta {
            font-size: 12px;
            color: var(--muted);
        }

        /* FAQ */
        .faq-section {
            background: #fff;
        }
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
        }
        .faq-accordion .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            background: #fff;
            padding: 18px 20px;
            box-shadow: none;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(227,18,90,.12);
            border-color: var(--primary);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary);
            color: #fff;
        }
        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23e3125a'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }
        .accordion-body {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
            padding: 20px;
        }

        /* CTA */
        .cta-inner {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 24px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: "";
            position: absolute;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255,255,255,.12);
            top: -80px;
            right: -60px;
        }
        .cta-inner::after {
            content: "";
            position: absolute;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255,184,0,.2);
            bottom: -60px;
            left: -40px;
        }
        .cta-inner h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-inner p {
            font-size: 15px;
            color: rgba(255,255,255,.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .cta-form {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 520px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        .cta-input {
            flex: 1;
            min-width: 240px;
            border: none;
            border-radius: 999px;
            padding: 13px 20px;
            font-size: 14px;
            outline: none;
            background: #fff;
        }
        .cta-input:focus {
            box-shadow: 0 0 0 4px rgba(255,255,255,.3);
        }
        .btn-cta {
            border: none;
            background: var(--accent);
            color: var(--dark);
            font-weight: 700;
            padding: 13px 28px;
            border-radius: 999px;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-cta:hover {
            background: #fff;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255,255,255,.75);
            padding: 60px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,.1);
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 800;
            font-size: 22px;
            margin-bottom: 10px;
        }
        .footer-logo .brand-mark {
            width: 38px;
            height: 38px;
            font-size: 19px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,.72);
            padding: 5px 0;
            transition: all var(--transition);
        }
        .footer-col a i {
            margin-right: 6px;
            color: var(--accent);
            font-size: 12px;
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 6px;
        }
        .footer-contact li {
            padding: 5px 0;
        }
        .footer-contact i {
            width: 22px;
            color: var(--accent);
        }
        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,.5);
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 10px 0;
            }
            .brand-logo {
                order: 1;
            }
            .header-actions {
                order: 2;
                margin-left: auto;
            }
            .menu-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .header-search {
                display: none;
            }
            .main-navigation {
                order: 3;
                width: 100%;
                display: none;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                border-radius: 14px;
                padding: 10px;
                box-shadow: var(--shadow-md);
                gap: 6px;
            }
            .main-navigation.open {
                display: flex;
            }
            .nav-item {
                padding: 12px 16px;
                border-radius: 10px;
            }
            .section-block,
            .data-section {
                padding: 60px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 40px;
            }
        }
        @media (min-width: 992px) {
            .main-navigation {
                display: flex !important;
            }
        }
        @media (max-width: 767.98px) {
            .category-hero {
                min-height: 360px;
                padding: 60px 0;
            }
            .hero-title {
                font-size: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-col h4 {
                margin-bottom: 8px;
            }
            .news-card .card-cover {
                height: 200px;
            }
            .feature-card {
                min-height: 300px;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .cta-inner {
                padding: 34px 22px;
            }
            .measure-list {
                margin-top: 16px;
            }
        }
        @media (max-width: 575.98px) {
            .hero-metrics {
                gap: 18px;
            }
            .metric-item strong {
                font-size: 22px;
            }
            .filter-pills {
                gap: 8px;
            }
            .pill-btn {
                padding: 7px 14px;
                font-size: 13px;
            }
            .card-content {
                padding: 16px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-input {
                min-width: 0;
                text-align: center;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0c1b4d;
            --primary-light: #1a3a8f;
            --accent: #f5a623;
            --accent-dark: #d98e15;
            --success: #10b981;
            --bg: #f4f6fb;
            --white: #ffffff;
            --text: #1a2233;
            --text-light: #5a6577;
            --text-muted: #8b94a7;
            --border: #e2e8f0;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 8px 30px rgba(12, 27, 77, .08);
            --shadow-lg: 0 20px 50px rgba(12, 27, 77, .14);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding: 0 24px;
        }
        .section-padding {
            padding: 90px 0;
        }
        .section-header {
            margin-bottom: 50px;
        }
        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(245, 166, 35, .1);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            max-width: 680px;
            line-height: 1.8;
        }
        /* ========== Header 顶部横幅 ========== */
        .top-bar {
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            padding: 7px 0;
        }
        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .top-bar-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 6px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 800;
            font-size: 15px;
        }
        .trending-tags {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .trending-tags span {
            opacity: .8;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            white-space: nowrap;
        }
        .trending-tags span i {
            color: var(--accent);
        }
        .trending-tags a {
            color: rgba(255, 255, 255, .85);
            background: rgba(255, 255, 255, .12);
            padding: 2px 12px;
            border-radius: 30px;
            font-size: 12px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .trending-tags a:hover {
            background: var(--accent);
            color: var(--primary);
        }
        /* ========== Header 主导航 ========== */
        .main-nav-wrap {
            position: sticky;
            top: 0;
            z-index: 1020;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 14px rgba(0, 0, 0, .05);
        }
        .main-nav-wrap .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .main-navigation {
            display: flex;
            gap: 4px;
            padding: 8px 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .main-navigation::-webkit-scrollbar {
            display: none;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 22px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 50px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-item i {
            color: var(--primary-light);
            font-size: 14px;
            transition: var(--transition);
        }
        .nav-item:hover {
            background: var(--bg);
            color: var(--primary);
        }
        .nav-item.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(12, 27, 77, .3);
        }
        .nav-item.active i {
            color: var(--accent);
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 50px;
            padding: 4px 4px 4px 16px;
            border: 1px solid var(--border);
            min-width: 220px;
            transition: var(--transition);
        }
        .nav-search:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(26, 58, 143, .12);
            background: #fff;
        }
        .nav-search input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 13px;
            color: var(--text);
            width: 100%;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search button {
            border: none;
            background: var(--primary);
            color: #fff;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .nav-search button:hover {
            background: var(--accent);
        }
        /* ========== Page Banner ========== */
        .page-banner {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            color: #fff;
        }
        .page-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(12, 27, 77, .95) 0%, rgba(12, 27, 77, .72) 55%, rgba(26, 58, 143, .55) 100%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, .8);
        }
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        .breadcrumb-nav i {
            font-size: 10px;
            color: rgba(255, 255, 255, .5);
        }
        .breadcrumb-nav .current {
            color: var(--accent);
        }
        .page-banner h1 {
            font-size: 46px;
            font-weight: 800;
            letter-spacing: 1px;
            margin-bottom: 14px;
            line-height: 1.2;
        }
        .page-banner h1 span {
            color: var(--accent);
        }
        .page-banner .banner-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, .85);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .banner-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .banner-badges .badge-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .15);
            backdrop-filter: blur(6px);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
        }
        .banner-badges .badge-item i {
            color: var(--accent);
        }
        /* ========== 分类简介 ========== */
        .intro-section {
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .intro-text p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 14px;
        }
        .intro-text .highlight {
            color: var(--primary);
            font-weight: 600;
        }
        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }
        .intro-feature-item {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 22px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .intro-feature-item:hover {
            border-color: var(--primary-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .intro-feature-item i {
            font-size: 24px;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
        }
        .intro-feature-item h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .intro-feature-item p {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 0;
            line-height: 1.6;
        }
        /* ========== 子分类卡片 ========== */
        .category-grid .category-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 32px 26px;
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .category-grid .category-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            transform: scaleX(0);
            transition: var(--transition);
            transform-origin: left;
        }
        .category-grid .category-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .category-grid .category-card:hover::before {
            transform: scaleX(1);
        }
        .category-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
            background: rgba(245, 166, 35, .12);
            color: var(--accent);
        }
        .category-icon.green {
            background: rgba(16, 185, 129, .12);
            color: var(--success);
        }
        .category-icon.blue {
            background: rgba(26, 58, 143, .12);
            color: var(--primary-light);
        }
        .category-icon.purple {
            background: rgba(139, 92, 246, .12);
            color: #8b5cf6;
        }
        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--primary);
        }
        .category-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .category-card .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-light);
        }
        .category-card .card-tag i {
            transition: var(--transition);
        }
        .category-card:hover .card-tag i {
            transform: translateX(4px);
            color: var(--accent);
        }
        /* ========== 热门攻略卡片 ========== */
        .guide-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            height: 100%;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(0, 0, 0, .03);
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .guide-card-media {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .guide-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .guide-card:hover .guide-card-media img {
            transform: scale(1.05);
        }
        .badge-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(12, 27, 77, .85);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 30px;
            letter-spacing: .5px;
            border: 1px solid rgba(255, 255, 255, .2);
        }
        .guide-card-body {
            padding: 24px;
        }
        .guide-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .guide-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .guide-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
        }
        .guide-card-body h3 a {
            color: var(--text);
        }
        .guide-card-body h3 a:hover {
            color: var(--primary-light);
        }
        .guide-card-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-light);
        }
        .card-link i {
            transition: var(--transition);
            font-size: 12px;
        }
        .card-link:hover {
            color: var(--accent);
        }
        .card-link:hover i {
            transform: translateX(4px);
        }
        /* ========== 数据统计区 ========== */
        .stats-section {
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245, 166, 35, .08);
        }
        .stats-section::after {
            content: "";
            position: absolute;
            bottom: -100px;
            left: 10%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(26, 58, 143, .35);
        }
        .stats-section .container {
            position: relative;
            z-index: 2;
        }
        .stat-item {
            text-align: center;
            padding: 30px 20px;
        }
        .stat-number {
            font-size: 52px;
            font-weight: 800;
            line-height: 1;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .stat-number .plus {
            font-size: 30px;
            vertical-align: super;
            margin-left: 2px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            letter-spacing: 1px;
        }
        .stat-divider {
            width: 1px;
            height: 60px;
            background: rgba(255, 255, 255, .15);
        }
        /* ========== 学习流程 ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .step-item {
            position: relative;
            text-align: center;
            padding: 34px 24px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .step-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            position: relative;
        }
        .step-number::after {
            content: "";
            position: absolute;
            top: 50%;
            right: -42px;
            width: 32px;
            height: 1px;
            background: var(--accent);
            opacity: 0;
            transition: var(--transition);
        }
        .step-item:hover .step-number::after {
            opacity: 1;
        }
        .step-item:last-child .step-number::after {
            display: none;
        }
        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* ========== FAQ ========== */
        .faq-section .accordion {
            background: transparent;
        }
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--white);
            box-shadow: 0 2px 8px rgba(0, 0, 0, .03);
        }
        .faq-section .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            padding: 20px 24px;
            background: var(--white);
            box-shadow: none;
            border-radius: 0;
        }
        .faq-section .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--bg);
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(26, 58, 143, .1);
        }
        .faq-section .accordion-button::after {
            background-size: 14px;
        }
        .faq-section .accordion-body {
            padding: 0 24px 22px;
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
            background: var(--bg);
            border-bottom-left-radius: var(--radius);
            border-bottom-right-radius: var(--radius);
        }
        /* ========== CTA 区块 ========== */
        .cta-section {
            background: var(--accent);
            border-radius: var(--radius);
            padding: 60px 50px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .15);
        }
        .cta-left {
            flex: 1;
            min-width: 260px;
        }
        .cta-left h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .cta-left p {
            font-size: 15px;
            color: rgba(12, 27, 77, .75);
            margin-bottom: 0;
        }
        .cta-action {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-accent:hover {
            background: #16275f;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(12, 27, 77, .3);
        }
        .btn-outline-dark {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 10px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-outline-dark:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .7);
            padding: 70px 0 0;
            margin-top: 90px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 50px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-logo .brand-mark {
            width: 32px;
            height: 32px;
            font-size: 17px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-col a {
            display: block;
            padding: 4px 0;
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col a i {
            margin-right: 6px;
            font-size: 11px;
            color: var(--accent);
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 6px 0;
            font-size: 14px;
        }
        .footer-contact i {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-padding {
                padding: 70px 0;
            }
        }
        @media (max-width: 768px) {
            .top-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .main-nav-wrap .container {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                padding-top: 8px;
                padding-bottom: 10px;
            }
            .main-navigation {
                justify-content: flex-start;
                padding: 0;
            }
            .nav-search {
                min-width: 100%;
            }
            .page-banner {
                padding: 60px 0;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .cta-section {
                padding: 40px 28px;
                flex-direction: column;
                align-items: flex-start;
            }
            .stat-number {
                font-size: 40px;
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .intro-features {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 26px;
            }
            .page-banner h1 {
                font-size: 25px;
            }
            .banner-badges {
                flex-direction: column;
                align-items: flex-start;
            }
            .stat-divider {
                width: 100%;
                height: 1px;
            }
            .cta-action .btn-accent,
            .cta-action .btn-outline-dark {
                width: 100%;
                justify-content: center;
            }
            .brand-mark {
                width: 24px;
                height: 24px;
                font-size: 13px;
            }
        }