/* roulang page: index */
:root{
  --primary:#0f172a;
  --primary-light:#1e3a5f;
  --accent:#d97706;
  --accent-light:#fbbf24;
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#1e293b;
  --text-weak:#64748b;
  --border:#e2e8f0;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-lg:0 20px 50px rgba(15,23,42,.14);
  --section-space:80px;
}
*{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}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:14px;font-weight:700;font-size:15px;border:none;cursor:pointer;transition:.25s;line-height:1;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#f59e0b,#d97706);color:#0f172a;box-shadow:0 8px 20px rgba(245,158,11,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.38)}
.btn-outline{border:1px solid rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-light{background:#fff;color:#0f172a}
.btn-outline-dark{border:1px solid var(--border);color:var(--text);background:#fff}
.btn-outline-dark:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:30px;font-size:13px;font-weight:700}
.badge-accent{background:#fef3c7;color:#b45309}
.badge-blue{background:#e0e7ff;color:#3730a3}
.section{padding:var(--section-space) 0}
.section-gray{background:#f0f4f8}
.section-head{margin-bottom:40px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px}
.section-head.center{flex-direction:column;align-items:center;text-align:center}
.section-tag{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:800;font-size:13px;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.section-title{font-size:32px;font-weight:800;line-height:1.3}
.section-sub{color:var(--text-weak);margin-top:10px;max-width:680px;line-height:1.7}
.site-header{position:sticky;top:0;z-index:100;background:linear-gradient(135deg,#0f172a,#1e3a5f);padding:14px 0}
.nav-panel{display:flex;justify-content:space-between;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:10px 14px;backdrop-filter:blur(8px)}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#f59e0b,#d97706);color:#0f172a;font-weight:900;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-text{font-weight:700;font-size:18px;letter-spacing:.4px;white-space:nowrap}
.nav-links{display:flex;gap:6px}
.nav-item{display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:14px;color:rgba(255,255,255,.82);font-size:15px;font-weight:600;transition:.2s}
.nav-item i{color:var(--accent-light)}
.nav-item:hover{background:rgba(255,255,255,.1);color:#fff}
.nav-item.active{background:linear-gradient(135deg,#f59e0b,#d97706);color:#0f172a}
.nav-item.active i{color:#0f172a}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;background:rgba(255,255,255,.1);border:0;color:#fff;border-radius:12px;width:44px;height:44px;font-size:18px;cursor:pointer;align-items:center;justify-content:center}
.hero{position:relative;background:url('/assets/images/backpic/back-1.png') center/cover;min-height:660px;display:flex;align-items:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,23,42,.92),rgba(30,58,95,.72))}
.hero-content{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fbbf24;padding:8px 18px;border-radius:40px;font-size:14px;font-weight:700;margin-bottom:22px}
.hero h1{color:#fff;font-size:52px;line-height:1.2;font-weight:900;margin-bottom:18px}
.hero-sub{color:rgba(255,255,255,.86);font-size:18px;line-height:1.8;max-width:720px;margin-bottom:32px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:44px;margin-top:54px;flex-wrap:wrap}
.stat-num{font-size:34px;font-weight:900;color:#fbbf24;line-height:1.2}
.stat-label{color:rgba(255,255,255,.68);font-size:14px;margin-top:4px}
.page-hero{position:relative;background:center/cover;min-height:420px;display:flex;align-items:flex-end}
.page-hero-sm{min-height:260px}
.page-hero .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.55),rgba(15,23,42,.9))}
.page-hero-content{position:relative;z-index:2;color:#fff;padding:80px 0 50px}
.page-hero-content h1{font-size:40px;font-weight:900;margin:10px 0 12px}
.page-hero-content p{color:rgba(255,255,255,.82);font-size:17px;max-width:680px;line-height:1.7}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:#fbbf24}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);transition:.3s;overflow:hidden}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-body{padding:24px}
.card-title{font-size:20px;font-weight:800;line-height:1.4}
.card-text{color:var(--text-weak);line-height:1.7;margin-top:8px;font-size:15px}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{padding:28px}
.feature-icon{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#eef2ff,#e2e8f0);display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--primary);margin-bottom:18px}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.category-card{position:relative;min-height:320px;display:flex;align-items:flex-end;padding:30px;background:center/cover;border-radius:var(--radius);overflow:hidden;transition:.3s}
.category-card::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.05),rgba(15,23,42,.92))}
.category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.category-card .cat-body{position:relative;z-index:2;color:#fff}
.category-card h3{font-size:26px;font-weight:800;margin:10px 0 6px}
.category-card p{opacity:.86;line-height:1.6;font-size:15px}
.category-card .btn{margin-top:18px}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px;color:inherit;transition:.25s;box-shadow:0 4px 14px rgba(15,23,42,.04)}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:var(--accent-light)}
.news-card .meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:13px;color:var(--text-weak)}
.news-card h3{font-size:18px;font-weight:800;line-height:1.5}
.news-card p{color:var(--text-weak);font-size:14px;margin-top:8px;line-height:1.65}
.read-more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:700;color:var(--accent)}
.empty-tip{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--text-weak);background:#fff;border:1px dashed var(--border);border-radius:16px;font-size:16px}
.dark-section{position:relative;background:url('/assets/images/backpic/back-2.png') center/cover fixed;padding:var(--section-space) 0}
.dark-section .overlay{position:absolute;inset:0;background:rgba(15,23,42,.88)}
.dark-section .container{position:relative;z-index:2}
.dark-section .section-title{color:#fff}
.dark-section .section-sub{color:rgba(255,255,255,.7)}
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:20px}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:28px;text-align:center}
.stat-card .num{font-size:38px;font-weight:900;color:#fbbf24}
.stat-card .label{color:rgba(255,255,255,.66);margin-top:8px;font-size:14px}
.showcase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.showcase-card img{width:100%;height:210px;object-fit:cover}
.showcase-card .badge{margin-bottom:12px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-card{background:#fff;border-radius:20px;padding:28px;box-shadow:var(--shadow);border:1px solid var(--border)}
.step-num{font-size:42px;font-weight:900;color:#e2e8f0;line-height:1;margin-bottom:14px}
.step-card .card-title{font-size:18px}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.guide-card img{width:100%;height:220px;object-fit:cover}
.check-list{list-style:none;margin-top:18px}
.check-list li{display:flex;align-items:flex-start;gap:10px;padding:8px 0;color:var(--text-weak);font-size:15px}
.check-list li i{color:var(--accent);margin-top:4px}
.compare-card{background:#fff;border-radius:20px;overflow-x:auto;box-shadow:var(--shadow)}
.compare-row{display:grid;grid-template-columns:1fr 1.4fr 1.6fr 1.4fr;padding:16px 20px;border-bottom:1px solid var(--border);min-width:640px}
.compare-row.header{background:#0f172a;color:#fff;font-weight:700}
.compare-row:last-child{border-bottom:0}
.faq-list{max-width:840px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;margin-bottom:14px;overflow:hidden;transition:.2s}
.faq-item:hover{border-color:var(--accent-light)}
.faq-item summary{padding:20px 24px;cursor:pointer;font-weight:700;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;color:var(--accent);transition:.25s}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{padding:0 24px 20px;color:var(--text-weak);line-height:1.7}
.cta-band{background:linear-gradient(135deg,#0f172a,#1e3a5f);border-radius:28px;padding:52px;display:flex;justify-content:space-between;align-items:center;gap:30px;color:#fff}
.cta-band h2{font-size:30px;font-weight:800;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.72);line-height:1.7}
.site-footer{background:#0f172a;color:rgba(255,255,255,.68);padding:60px 0 30px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand h3{color:#fff;font-size:20px;font-weight:800;margin-bottom:10px}
.footer-brand p{max-width:360px;font-size:14px;line-height:1.7}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-links a{display:block;color:rgba(255,255,255,.68);padding:6px 0;font-size:14px;transition:.2s}
.footer-links a:hover{color:#fbbf24;transform:translateX(4px)}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#fbbf24}
.post{max-width:880px;margin:0 auto;background:#fff;padding:44px;border-radius:24px;box-shadow:var(--shadow)}
.post-meta{display:flex;align-items:center;gap:16px;margin-bottom:20px;color:var(--text-weak);font-size:14px}
.post h1{font-size:36px;font-weight:900;line-height:1.35;margin-bottom:24px}
.post-content{line-height:1.95;font-size:16px;color:var(--text)}
.post-content p{margin-bottom:1.6em}
.post-content h2{margin:1.8em 0 .6em;font-size:24px;font-weight:800}
.post-content h3{margin:1.6em 0 .5em;font-size:20px;font-weight:800}
.post-content ul,.post-content ol{margin:0 0 1.6em 1.4em}
.post-content li{margin-bottom:.5em}
.post-content a{color:var(--accent);font-weight:600}
.post-content img{border-radius:16px;margin:1.6em 0}
.post-content blockquote{border-left:4px solid var(--accent);background:#fffbeb;padding:16px 20px;border-radius:0 12px 12px 0;color:var(--text-weak);margin:1.4em 0}
.post-nav{display:flex;justify-content:center;gap:14px;margin-top:36px;flex-wrap:wrap}
.empty-post{max-width:680px;margin:0 auto;text-align:center;background:#fff;padding:70px 30px;border-radius:24px;box-shadow:var(--shadow)}
.empty-post i{font-size:64px;color:#cbd5e1;margin-bottom:20px}
.empty-post h1{font-size:32px;font-weight:900;margin-bottom:12px}
.empty-post p{color:var(--text-weak);margin-bottom:24px}
@media (max-width:1024px){
  :root{--section-space:60px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .showcase-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .guide-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
  .nav-panel{flex-wrap:wrap}
  .nav-links{display:none;width:100%;flex-direction:column;padding-top:12px}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .hero{min-height:580px}
  .hero h1{font-size:36px}
  .hero-sub{font-size:16px}
  .hero-stats{gap:20px}
  .category-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;padding:34px;text-align:center}
  .section-title{font-size:27px}
  .page-hero-content h1{font-size:32px}
  .post{padding:28px 20px}
  .post h1{font-size:28px}
}
@media (max-width:520px){
  .feature-grid{grid-template-columns:1fr}
  .stats-band{grid-template-columns:1fr}
  .showcase-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .hero-actions .btn{width:100%;justify-content:center}
  .section{padding:48px 0}
  .brand-text{font-size:15px}
  .brand-mark{width:38px;height:38px;font-size:15px}
  .nav-item{width:100%;justify-content:center}
  .cta-band h2{font-size:24px}
}

/* roulang page: category1 */
:root {
            --primary: #0d1b2a;
            --primary-light: #1b3a5c;
            --primary-lighter: #2b4a6f;
            --accent: #e63946;
            --accent-hover: #c92532;
            --accent-soft: #fef0f0;
            --warm: #f4a261;
            --bg: #f4f6f9;
            --bg-card: #ffffff;
            --bg-dark: #0d1b2a;
            --text: #132238;
            --text-light: #5b6b7d;
            --border: #e4e9f0;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 28px;
            --shadow: 0 6px 30px rgba(13, 27, 42, .07);
            --shadow-lg: 0 16px 50px rgba(13, 27, 42, .12);
            --transition: all .3s ease;
            --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 27, 42, .92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 72px;
            padding: 12px 0;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent), #ff7a59);
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            letter-spacing: -.5px;
            box-shadow: 0 4px 16px rgba(230, 57, 70, .35);
        }
        .brand-text {
            color: #fff;
            font-weight: 700;
            font-size: 17px;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, .72);
            background: rgba(255, 255, 255, .06);
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .nav-item i {
            font-size: 13px;
            opacity: .85;
        }
        .nav-item:hover {
            color: #fff;
            background: rgba(255, 255, 255, .12);
            border-color: rgba(255, 255, 255, .16);
        }
        .nav-item.active {
            color: #fff;
            background: linear-gradient(135deg, var(--accent), #ff6f61);
            border-color: rgba(230, 57, 70, .5);
            box-shadow: 0 4px 18px rgba(230, 57, 70, .32);
            font-weight: 600;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.2;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn i {
            font-size: 13px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent), #ff6f61);
            color: #fff;
            box-shadow: 0 6px 20px rgba(230, 57, 70, .3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(230, 57, 70, .4);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .35);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 6px 20px rgba(255, 255, 255, .3);
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(255, 255, 255, .4);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(255, 255, 255, .1);
            color: #fff;
            font-size: 17px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, .12);
        }
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(13, 27, 42, .92), rgba(22, 46, 70, .85)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 100px 0 90px;
            color: #fff;
            text-align: center;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            height: 80px;
            background: linear-gradient(180deg, transparent, var(--bg));
            pointer-events: none;
        }
        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: 999px;
            font-size: 13px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .65);
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb i {
            font-size: 10px;
            color: rgba(255, 255, 255, .5);
        }
        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            letter-spacing: 1px;
            margin-bottom: 16px;
            line-height: 1.25;
        }
        .page-hero h1 span {
            color: #ff8a75;
        }
        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, .75);
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .section {
            padding: 80px 0;
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 5px 16px;
            background: var(--accent-soft);
            color: var(--accent);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .section-dark .section-head h2 {
            color: #fff;
        }
        .section-dark .section-head p {
            color: rgba(255, 255, 255, .65);
        }
        .section-dark .section-tag {
            background: rgba(230, 57, 70, .2);
            color: #ff8a75;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .stat-card .stat-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 21px;
            margin-bottom: 16px;
        }
        .stat-card .stat-icon.red {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .stat-card .stat-icon.blue {
            background: #e8f1fc;
            color: #2b6cb0;
        }
        .stat-card .stat-icon.orange {
            background: #fff3e8;
            color: #e07b39;
        }
        .stat-card .stat-icon.green {
            background: #e6f7ed;
            color: #1f9d55;
        }
        .stat-card .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            color: var(--text-light);
            font-size: 14px;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .news-card .news-img {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .news-card:hover .news-img img {
            transform: scale(1.05);
        }
        .news-card .news-img .news-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            border-radius: 999px;
            background: rgba(13, 27, 42, .8);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
        }
        .news-card .news-body {
            padding: 22px 22px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .news-card .news-meta i {
            font-size: 11px;
        }
        .news-card .news-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--text);
            margin-bottom: 8px;
        }
        .news-card h3 a:hover {
            color: var(--accent);
        }
        .news-card p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 18px;
        }
        .news-card .news-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
        }
        .news-card .news-link i {
            font-size: 12px;
            transition: transform .3s ease;
        }
        .news-card .news-link:hover i {
            transform: translateX(4px);
        }
        .match-section {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .match-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            border-radius: var(--radius);
            background: var(--bg);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .match-item:hover {
            border-color: rgba(230, 57, 70, .4);
            box-shadow: 0 6px 20px rgba(13, 27, 42, .06);
            transform: translateX(4px);
        }
        .match-item .match-icon {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
            background: linear-gradient(135deg, var(--primary), var(--primary-lighter));
            color: #fff;
        }
        .match-item .match-icon.warm {
            background: linear-gradient(135deg, #e07b39, #f4a261);
        }
        .match-item .match-icon.green {
            background: linear-gradient(135deg, #1f9d55, #4bc07a);
        }
        .match-item .match-info {
            flex: 1;
        }
        .match-item .match-info h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 3px;
        }
        .match-item .match-info p {
            font-size: 13px;
            color: var(--text-light);
        }
        .match-item .match-status {
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-soft);
            color: var(--accent);
            white-space: nowrap;
        }
        .match-item .match-status.live {
            background: #e6f7ed;
            color: #1f9d55;
        }
        .match-item .match-status.warm {
            background: #fff3e8;
            color: #e07b39;
        }
        .data-panel {
            background: linear-gradient(135deg, rgba(13, 27, 42, .94), rgba(27, 58, 92, .88)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 56px 50px;
            position: relative;
            overflow: hidden;
        }
        .data-panel::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(230, 57, 70, .2);
            filter: blur(60px);
        }
        .data-panel .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 1;
        }
        .data-panel .data-item {
            text-align: center;
            padding: 20px 10px;
        }
        .data-panel .data-item .data-num {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            background: linear-gradient(135deg, #fff, #ffb4a8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .data-panel .data-item .data-label {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            margin-top: 6px;
        }
        .data-panel .data-item+.data-item {
            border-left: 1px solid rgba(255, 255, 255, .1);
        }
        .timeline-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .timeline-item {
            display: flex;
            gap: 24px;
            padding: 24px 0;
            border-left: 2px solid var(--border);
            margin-left: 16px;
            padding-left: 36px;
            position: relative;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -8px;
            top: 32px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px var(--accent);
        }
        .timeline-item .time {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 3px 14px;
            border-radius: 999px;
            align-self: flex-start;
            white-space: nowrap;
        }
        .timeline-item .timeline-content {
            flex: 1;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 22px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .timeline-item .timeline-content:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .timeline-item .timeline-content h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .timeline-item .timeline-content p {
            font-size: 13px;
            color: var(--text-light);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(230, 57, 70, .3);
        }
        .faq-item details {
            padding: 20px 24px;
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--accent);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item details[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding-top: 14px;
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.8;
        }
        .cta-panel {
            background: linear-gradient(135deg, var(--primary), var(--primary-light)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 60px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(230, 57, 70, .3);
            filter: blur(50px);
        }
        .cta-panel h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }
        .cta-panel p {
            color: rgba(255, 255, 255, .7);
            max-width: 560px;
            margin: 0 auto 30px;
            font-size: 15px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }
        .cta-panel .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .site-footer {
            background: #0a1522;
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 0;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .footer-brand h3 {
            color: #fff;
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .55);
            max-width: 320px;
        }
        .footer-grid h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 22px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .5);
            border-bottom: 1px dashed rgba(255, 255, 255, .2);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .back-to-top {
            position: fixed;
            right: 30px;
            bottom: 30px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
            z-index: 99;
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            transition: var(--transition);
        }
        .back-to-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }
        .back-to-top:hover {
            background: var(--accent);
            transform: translateY(-4px);
        }
        .back-to-top:focus-visible {
            outline: 3px solid rgba(230, 57, 70, .5);
            outline-offset: 2px;
        }
        .btn:focus-visible,
        .nav-item:focus-visible,
        a:focus-visible {
            outline: 3px solid rgba(230, 57, 70, .5);
            outline-offset: 2px;
        }
        @media (max-width:1024px) {
            .page-hero {
                padding: 80px 0 70px;
            }
            .page-hero h1 {
                font-size: 36px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-panel .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-panel .data-item:nth-child(3) {
                border-left: none;
                border-top: 1px solid rgba(255, 255, 255, .1);
                padding-top: 24px;
            }
            .data-panel .data-item:nth-child(4) {
                border-top: 1px solid rgba(255, 255, 255, .1);
                padding-top: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width:768px) {
            .nav-panel {
                flex-wrap: wrap;
                min-height: 64px;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                padding: 12px 0 4px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-item {
                justify-content: center;
                border-radius: 12px;
                padding: 12px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-cta .btn-primary {
                display: none;
            }
            .page-hero {
                padding: 60px 0 56px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-sub {
                font-size: 15px !important;
            }
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 25px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-num {
                font-size: 30px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .match-section {
                padding: 24px;
            }
            .match-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 18px;
            }
            .match-status {
                width: 100%;
            }
            .data-panel {
                padding: 36px 24px;
            }
            .data-panel .data-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .data-panel .data-item {
                border-left: none !important;
                border-top: 1px solid rgba(255, 255, 255, .1);
                padding-top: 20px;
            }
            .data-panel .data-item:first-child {
                border-top: none;
                padding-top: 0;
            }
            .timeline-item {
                margin-left: 8px;
                padding-left: 24px;
                gap: 14px;
            }
            .timeline-item .time {
                font-size: 12px;
                padding: 2px 10px;
            }
            .timeline-item .timeline-content {
                padding: 16px 18px;
            }
            .cta-panel {
                padding: 40px 24px;
            }
            .cta-panel h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width:520px) {
            .container {
                padding: 0 16px;
            }
            .brand-text {
                font-size: 15px;
                white-space: normal;
                line-height: 1.3;
            }
            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 14px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero .hero-sub {
                font-size: 14px !important;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-card {
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                padding: 20px;
            }
            .stat-card .stat-icon {
                margin-bottom: 0;
                flex-shrink: 0;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .section-head p {
                font-size: 14px;
            }
            .news-card .news-img {
                height: 180px;
            }
            .match-item .match-icon {
                width: 42px;
                height: 42px;
            }
            .cta-panel {
                padding: 32px 18px;
            }
            .cta-actions .btn {
                width: 100%;
            }
            .timeline-item {
                padding-left: 18px;
            }
            .timeline-item .time {
                position: static;
                margin-bottom: 2px;
                display: inline-block;
                width: fit-content;
            }
            .timeline-item .timeline-content h4 {
                font-size: 15px;
            }
            .faq-item summary {
                font-size: 14px;
            }
            .footer-bottom span {
                font-size: 12px;
            }
        }

/* roulang page: article */
:root {
    --primary: #0d1b2a;
    --primary-light: #1b2a3a;
    --accent: #c9a227;
    --accent-hover: #b8913a;
    --bg: #f5f7fa;
    --bg-alt: #ffffff;
    --text: #1a1a2e;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
    --transition: all 0.3s ease;
    --container: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', Roboto, sans-serif;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol {
    list-style: none;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn:focus-visible,
.nav-item:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible {
    outline: 3px solid rgba(201, 162, 39, 0.5);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(13, 27, 42, 0.3);
}

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(13, 27, 42, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(13, 27, 42, 0.3);
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.3);
}

.btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201, 162, 39, 0.4);
}

.btn-accent:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(201, 162, 39, 0.3);
}

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

.btn-light:hover {
    background: var(--bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25);
}

.btn-light:active {
    transform: translateY(0);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    border-radius: 30px;
    background: rgba(201, 162, 39, 0.12);
    color: #a8842a;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 13px;
    color: var(--text-muted);
    transition: var(--transition);
}

.tag:hover {
    background: rgba(13, 27, 42, 0.05);
    border-color: var(--primary);
    color: var(--primary);
}

.site-header {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.nav-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 20px;
    background: var(--bg-alt);
    border-radius: 14px;
    margin: 12px 0;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

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

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--accent);
    font-weight: 800;
    font-size: 14px;
    border-radius: 12px;
    letter-spacing: 0.5px;
}

.brand-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    white-space: nowrap;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.nav-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-item i {
    font-size: 14px;
    color: var(--accent);
    opacity: 0.7;
}

.nav-item:hover {
    color: var(--primary);
    background: rgba(13, 27, 42, 0.05);
}

.nav-item.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(13, 27, 42, 0.25);
}

.nav-item.active i {
    color: var(--accent);
    opacity: 1;
}

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

.nav-cta .btn {
    padding: 10px 22px;
    font-size: 14px;
}

.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg);
    color: var(--text);
    font-size: 18px;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.nav-toggle:hover {
    background: var(--primary);
    color: #fff;
}

.article-hero {
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 72px 0 64px;
    color: #fff;
}

.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.95) 0%, rgba(13, 27, 42, 0.75) 100%);
}

.article-hero-content {
    position: relative;
    z-index: 1;
    max-width: 820px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

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

.breadcrumb .divider {
    opacity: 0.5;
}

.article-hero h1 {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}

.article-hero-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.article-hero-meta .badge {
    background: rgba(201, 162, 39, 0.2);
    color: #f0d78c;
}

.meta-item {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    padding: 48px 0;
    align-items: start;
}

.article-main {
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.article-body {
    padding: 40px;
}

.article-cover {
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 32px;
}

.article-cover img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-cover:hover img {
    transform: scale(1.03);
}

.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
}

.article-content h1 {
    font-size: 32px;
    font-weight: 800;
    margin: 36px 0 16px;
    color: var(--primary);
}

.article-content h2 {
    font-size: 26px;
    font-weight: 700;
    margin: 36px 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
    color: var(--primary);
}

.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 28px 0 12px;
    color: var(--primary);
}

.article-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin: 20px 0 10px;
    color: var(--primary);
}

.article-content p {
    margin-bottom: 18px;
}

.article-content img {
    border-radius: var(--radius-sm);
    margin: 24px 0;
}

.article-content blockquote {
    background: var(--bg);
    border-left: 4px solid var(--accent);
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--text-muted);
}

.article-content ul,
.article-content ol {
    margin: 16px 0;
    padding-left: 24px;
}

.article-content ul li {
    list-style: disc;
    margin-bottom: 8px;
}

.article-content ol li {
    list-style: decimal;
    margin-bottom: 8px;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
}

.article-content th {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

.article-content tr:nth-child(even) td {
    background: var(--bg);
}

.article-content pre {
    background: var(--primary);
    color: #e2e8f0;
    padding: 20px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin: 24px 0;
    font-size: 14px;
    line-height: 1.6;
}

.article-content code {
    background: var(--bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 14px;
    font-family: 'SFMono-Regular', Consolas, monospace;
}

.article-content a {
    color: var(--accent);
    font-weight: 600;
}

.article-content a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.article-tags .tag {
    cursor: default;
}

.article-not-found {
    text-align: center;
    padding: 80px 40px;
}

.article-not-found i {
    font-size: 56px;
    color: var(--accent);
    margin-bottom: 20px;
}

.article-not-found h2 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 12px;
}

.article-not-found p {
    color: var(--text-muted);
    margin-bottom: 28px;
}

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-card {
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 24px;
}

.sidebar-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg);
}

.sidebar-card h3 i {
    color: var(--accent);
}

.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.data-item {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 18px 14px;
    text-align: center;
    border: 1px solid transparent;
    transition: var(--transition);
}

.data-item:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.data-number {
    display: block;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
}

.data-label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

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

.latest-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

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

.latest-list a {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.5;
    transition: var(--transition);
}

.latest-list a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.list-meta {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

.empty-tip {
    color: var(--text-muted);
    font-size: 14px;
    padding: 16px 0;
}

.quick-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quick-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
}

.quick-links a i {
    color: var(--accent);
}

.quick-links a:hover {
    background: var(--primary);
    color: #fff;
    transform: translateX(4px);
}

.quick-links a:hover i {
    color: var(--accent);
}

.sidebar-cta {
    background-size: cover;
    background-position: center;
    position: relative;
    border: none;
    color: #fff;
    overflow: hidden;
}

.sidebar-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.92) 0%, rgba(13, 27, 42, 0.75) 100%);
}

.sidebar-cta > * {
    position: relative;
    z-index: 1;
}

.sidebar-cta h3 {
    color: #fff;
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.sidebar-cta h3 i {
    color: var(--accent);
}

.sidebar-cta p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 16px;
}

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

.related-section {
    background: var(--bg);
    padding: 64px 0;
}

.section-head {
    text-align: center;
    margin-bottom: 40px;
}

.section-head h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.section-head p {
    color: var(--text-muted);
    font-size: 15px;
}

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

.related-card {
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.related-cover {
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

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

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

.related-body {
    padding: 20px;
}

.related-body .badge {
    margin-bottom: 10px;
}

.related-body h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-body p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-link {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.related-section .empty-tip {
    text-align: center;
    padding: 40px;
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.cta-section {
    padding: 64px 0;
    background: var(--bg);
}

.cta-wrapper {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 24px;
    padding: 48px 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    box-shadow: 0 20px 60px rgba(13, 27, 42, 0.35);
    position: relative;
    overflow: hidden;
}

.cta-wrapper::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(201, 162, 39, 0.15);
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    color: #fff;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

.cta-actions {
    display: flex;
    gap: 14px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.site-footer {
    background: var(--primary);
    color: rgba(255, 255, 255, 0.75);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    max-width: 320px;
}

.site-footer h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    transition: var(--transition);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
}

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

@media (max-width: 992px) {
    .article-layout {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-panel {
        flex-wrap: wrap;
        padding: 12px 14px;
    }
    
    .nav-links {
        order: 3;
        width: 100%;
        flex-direction: column;
        display: none;
        padding: 12px 0 0;
        gap: 2px;
    }
    
    .nav-links.open {
        display: flex;
    }
    
    .nav-links .nav-item {
        justify-content: flex-start;
        padding: 12px 16px;
        width: 100%;
        border-radius: 10px;
    }
    
    .nav-toggle {
        display: inline-flex;
    }
    
    .nav-cta .btn {
        display: none;
    }
    
    .article-hero {
        padding: 48px 0 40px;
    }
    
    .article-hero h1 {
        font-size: 28px;
    }
    
    .article-body {
        padding: 24px;
    }
    
    .article-content {
        font-size: 15px;
    }
    
    .cta-wrapper {
        flex-direction: column;
        padding: 32px 24px;
        text-align: center;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
    }
}

@media (max-width: 520px) {
    .brand-text {
        font-size: 16px;
    }
    
    .brand-mark {
        width: 34px;
        height: 34px;
        font-size: 12px;
    }
    
    .article-hero h1 {
        font-size: 22px;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    
    .article-body {
        padding: 20px 16px;
    }
    
    .data-grid {
        gap: 10px;
    }
    
    .data-number {
        font-size: 20px;
    }
    
    .cta-wrapper {
        padding: 28px 20px;
        border-radius: 18px;
    }
    
    .cta-content h2 {
        font-size: 22px;
    }
}

/* roulang page: category2 */
:root{
  --primary:#0b1f3a;
  --primary-2:#102a4e;
  --accent:#f0b90b;
  --accent-2:#d6a108;
  --bg:#f2f5fa;
  --surface:#ffffff;
  --text:#12263a;
  --muted:#64748b;
  --border:#e2e8f0;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:26px;
  --shadow-sm:0 2px 8px rgba(15,23,42,.05);
  --shadow:0 14px 34px rgba(15,23,42,.10);
  --shadow-lg:0 22px 54px rgba(15,23,42,.16);
  --section-gap:90px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;border:none;background:none;cursor:pointer;}
ul,ol{list-style:none;}

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

.section{
  padding:var(--section-gap) 0;
}
.section-alt{
  background:#eef1f7;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.section-head{
  text-align:center;
  max-width:720px;
  margin:0 auto 52px;
}
.section-head.light{
  color:#fff;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(240,185,11,.14);
  color:var(--accent-2);
  font-size:.85rem;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.section-tag.light{
  background:rgba(240,185,11,.2);
  color:#ffd861;
}
.section-title{
  font-size:clamp(1.6rem,3vw,2.2rem);
  font-weight:900;
  line-height:1.28;
  color:var(--text);
  margin-bottom:12px;
}
.section-head.light .section-title{
  color:#fff;
}
.section-desc{
  color:var(--muted);
  font-size:1.02rem;
}
.section-head.light .section-desc{
  color:rgba(255,255,255,.76);
}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:linear-gradient(135deg,#071523,#0b1f3a);
  padding:12px 0;
  box-shadow:0 4px 22px rgba(8,23,41,.28);
}
.nav-panel{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  background:var(--surface);
  border-radius:18px;
  padding:10px 14px;
  box-shadow:0 10px 24px rgba(8,23,41,.16);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:var(--accent);
  font-weight:900;
  font-size:.98rem;
  letter-spacing:.02em;
}
.brand-text{
  font-size:1.08rem;
  font-weight:900;
  color:var(--primary);
  white-space:nowrap;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1;
  justify-content:center;
}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 18px;
  border-radius:14px;
  color:#58667a;
  font-weight:700;
  font-size:.92rem;
  transition:background .25s,color .25s,transform .2s;
}
.nav-item i{
  color:var(--accent-2);
  font-size:.95rem;
  transition:color .25s;
}
.nav-item:hover{
  background:#eef2fa;
  color:var(--primary);
  transform:translateY(-1px);
}
.nav-item.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(11,31,58,.28);
}
.nav-item.active i{
  color:#ffe08a;
}
.nav-cta{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border-radius:14px;
  font-weight:700;
  font-size:.92rem;
  transition:all .25s;
  white-space:nowrap;
}
.btn i{
  font-size:.9rem;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(11,31,58,.24);
}
.btn-primary:hover{
  background:var(--primary-2);
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(11,31,58,.3);
}
.btn-accent{
  background:linear-gradient(135deg,var(--accent),#f5c842);
  color:#0b1f3a;
  box-shadow:0 10px 24px rgba(240,185,11,.36);
}
.btn-accent:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(240,185,11,.44);
}
.btn-outline-light{
  border:2px solid rgba(255,255,255,.8);
  color:#fff;
}
.btn-outline-light:hover{
  background:#fff;
  color:var(--primary);
  transform:translateY(-2px);
}
.btn-light{
  background:#fff;
  color:var(--primary);
  box-shadow:0 8px 20px rgba(0,0,0,.08);
}
.btn-light:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(0,0,0,.14);
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  align-items:center;
  justify-content:center;
  font-size:1.1rem;
  transition:background .2s,transform .2s;
}
.nav-toggle:hover{
  background:var(--primary-2);
}

.banner{
  position:relative;
  color:#fff;
  background:linear-gradient(135deg,rgba(7,21,35,.94),rgba(15,42,78,.88)),url("/assets/images/backpic/back-1.png") center/cover;
  padding:clamp(80px,11vw,130px) 0 70px;
  overflow:hidden;
}
.banner-content{
  max-width:820px;
}
.banner-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(240,185,11,.16);
  border:1px solid rgba(240,185,11,.35);
  color:#ffd861;
  padding:8px 18px;
  border-radius:999px;
  font-size:.88rem;
  font-weight:700;
  margin-bottom:22px;
}
.banner h1{
  font-size:clamp(2rem,5vw,3rem);
  font-weight:900;
  line-height:1.22;
  margin-bottom:20px;
}
.banner-text{
  font-size:clamp(1rem,1.6vw,1.18rem);
  color:rgba(255,255,255,.85);
  max-width:680px;
  margin-bottom:32px;
}
.banner-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:44px;
}
.banner-stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:10px;
}
.stat-item{
  padding:18px 32px 18px 0;
  margin-right:40px;
  border-right:1px solid rgba(255,255,255,.18);
}
.stat-item:last-child{
  border-right:none;
  margin-right:0;
}
.stat-number{
  font-size:2rem;
  font-weight:900;
  color:#f5c842;
  line-height:1.2;
}
.stat-label{
  font-size:.88rem;
  color:rgba(255,255,255,.76);
  margin-top:4px;
}

.quick-info{
  padding-top:70px;
}
.quick-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.quick-card{
  background:var(--surface);
  border-radius:var(--radius);
  padding:32px 28px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
  transition:transform .3s,box-shadow .3s;
}
.quick-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
}
.quick-card i{
  width:54px;
  height:54px;
  border-radius:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(240,185,11,.14);
  color:#b8860b;
  font-size:1.35rem;
  margin-bottom:20px;
}
.quick-card h3{
  font-size:1.12rem;
  font-weight:800;
  margin-bottom:8px;
}
.quick-card p{
  color:var(--muted);
  font-size:.95rem;
}

.guide-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.guide-card{
  background:var(--surface);
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  transition:transform .3s,box-shadow .3s;
}
.guide-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
}
.guide-thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.guide-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s;
}
.guide-card:hover .guide-thumb img{
  transform:scale(1.05);
}
.guide-category{
  position:absolute;
  top:14px;
  left:14px;
  background:rgba(11,31,58,.86);
  color:#fff;
  font-size:.78rem;
  font-weight:700;
  padding:6px 14px;
  border-radius:999px;
  backdrop-filter:blur(6px);
}
.guide-rate{
  position:absolute;
  top:14px;
  right:14px;
  background:rgba(240,185,11,.92);
  color:#0b1f3a;
  font-size:.78rem;
  font-weight:800;
  padding:5px 12px;
  border-radius:999px;
}
.guide-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.guide-meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:.82rem;
  color:var(--muted);
  margin-bottom:10px;
}
.guide-meta i{
  color:var(--accent-2);
}
.guide-title{
  font-size:1.1rem;
  font-weight:800;
  line-height:1.4;
  margin-bottom:10px;
  transition:color .2s;
}
.guide-card:hover .guide-title{
  color:var(--primary);
}
.guide-desc{
  color:var(--muted);
  font-size:.92rem;
  flex:1;
  margin-bottom:18px;
}
.guide-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:.9rem;
  color:var(--primary);
  transition:gap .2s,color .2s;
}
.guide-link:hover{
  gap:10px;
  color:var(--primary-2);
}

.steps-wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.step-card{
  background:var(--surface);
  border-radius:var(--radius);
  padding:34px 26px 30px;
  text-align:center;
  border:1px solid var(--border);
  box-shadow:var(--shadow-sm);
  position:relative;
  transition:transform .3s,box-shadow .3s;
}
.step-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
}
.step-num{
  display:inline-block;
  font-size:.8rem;
  font-weight:900;
  color:#b8860b;
  letter-spacing:.1em;
  margin-bottom:14px;
}
.step-icon{
  width:64px;
  height:64px;
  border-radius:20px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.5rem;
  margin:0 auto 18px;
  box-shadow:0 12px 26px rgba(11,31,58,.26);
}
.step-card h3{
  font-size:1.08rem;
  font-weight:800;
  margin-bottom:8px;
}
.step-card p{
  color:var(--muted);
  font-size:.9rem;
}

.metrics-band{
  position:relative;
  background:linear-gradient(135deg,rgba(7,21,35,.94),rgba(15,42,78,.9)),url("/assets/images/backpic/back-2.png") center/cover;
  color:#fff;
}
.metrics-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.metric-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);
  padding:32px 22px;
  text-align:center;
  backdrop-filter:blur(6px);
  transition:transform .3s,background .3s;
}
.metric-card:hover{
  transform:translateY(-4px);
  background:rgba(255,255,255,.1);
}
.metric-value{
  font-size:2.6rem;
  font-weight:900;
  color:#f5c842;
  line-height:1.1;
  margin-bottom:8px;
}
.metric-value small{
  font-size:1.1rem;
  font-weight:700;
}
.metric-label{
  font-size:.95rem;
  font-weight:700;
  margin-bottom:8px;
}
.metric-card p{
  font-size:.84rem;
  color:rgba(255,255,255,.72);
}

.faq-wrap{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:16px;
  margin-bottom:16px;
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item.open{
  border-color:rgba(240,185,11,.45);
  box-shadow:var(--shadow-sm);
}
.faq-question{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  font-weight:700;
  cursor:pointer;
  transition:background .2s;
}
.faq-question:hover{
  background:#f7f9fc;
}
.faq-icon{
  flex-shrink:0;
  width:32px;
  height:32px;
  border-radius:10px;
  background:#eef2fa;
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .3s,background .3s;
}
.faq-item.open .faq-icon{
  background:var(--primary);
  color:#fff;
  transform:rotate(180deg);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-answer p{
  padding:0 24px 22px;
  color:var(--muted);
  font-size:.95rem;
}
.faq-item.open .faq-answer{
  max-height:420px;
}

.cta-section{
  padding-top:0;
}
.cta-inner{
  position:relative;
  background:linear-gradient(135deg,#0b1f3a,#132c52),url("/assets/images/backpic/back-3.png") center/cover;
  border-radius:28px;
  padding:56px 56px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-inner::before{
  content:"";
  position:absolute;
  right:-120px;
  top:-120px;
  width:300px;
  height:300px;
  border-radius:50%;
  background:rgba(240,185,11,.14);
  pointer-events:none;
}
.cta-content{
  position:relative;
  z-index:1;
  max-width:560px;
}
.cta-content h2{
  font-size:clamp(1.4rem,2.6vw,2rem);
  font-weight:900;
  margin:14px 0 12px;
}
.cta-content p{
  color:rgba(255,255,255,.78);
  font-size:1rem;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  flex-shrink:0;
  position:relative;
  z-index:1;
}

.site-footer{
  background:#081729;
  color:rgba(255,255,255,.7);
  padding:64px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:40px;
  margin-bottom:42px;
}
.footer-brand h3{
  color:#fff;
  font-size:1.18rem;
  font-weight:800;
  margin-bottom:10px;
}
.footer-brand p{
  font-size:.92rem;
  line-height:1.75;
  max-width:340px;
}
.site-footer h4{
  color:#fff;
  font-size:.95rem;
  font-weight:700;
  margin-bottom:16px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}
.footer-links a{
  font-size:.9rem;
  transition:color .2s,padding-left .2s;
}
.footer-links a:hover{
  color:var(--accent);
  padding-left:6px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:24px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:.84rem;
  color:rgba(255,255,255,.5);
}
.footer-bottom a{
  color:rgba(255,255,255,.7);
}
.footer-bottom a:hover{
  color:var(--accent);
}

@media(max-width:1024px){
  .nav-item{
    padding:10px 12px;
    font-size:.86rem;
  }
  .brand-text{
    font-size:.96rem;
  }
  .guide-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .steps-wrap{
    grid-template-columns:repeat(2,1fr);
  }
  .metrics-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
    padding:44px 40px;
  }
}

@media(max-width:768px){
  :root{
    --section-gap:64px;
  }
  .site-header{
    padding:10px 0;
  }
  .nav-panel{
    flex-wrap:wrap;
    border-radius:16px;
  }
  .brand-text{
    font-size:.92rem;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .nav-links{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    background:#fbfcfe;
    border-radius:14px;
    padding:12px;
    margin-top:8px;
    border:1px solid var(--border);
  }
  .nav-links.open{
    display:flex;
  }
  .nav-item{
    justify-content:flex-start;
    padding:12px 14px;
  }
  .nav-cta .btn-primary{
    padding:10px 14px;
    font-size:.84rem;
  }
  .banner{
    padding:70px 0 50px;
  }
  .banner-stats{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    width:100%;
    gap:0;
  }
  .stat-item{
    padding:14px 10px;
    border-right:1px solid rgba(255,255,255,.14);
    margin-right:0;
  }
  .stat-number{
    font-size:1.6rem;
  }
  .quick-grid{
    grid-template-columns:1fr;
  }
  .guide-grid{
    grid-template-columns:1fr;
  }
  .steps-wrap{
    grid-template-columns:1fr;
  }
  .metrics-grid{
    grid-template-columns:1fr 1fr;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
}

@media(max-width:520px){
  .container{
    padding:0 18px;
  }
  .brand-text{
    font-size:.84rem;
  }
  .brand-mark{
    width:38px;
    height:38px;
    border-radius:12px;
    font-size:.86rem;
  }
  .nav-cta .btn-primary span{
    display:none;
  }
  .banner h1{
    font-size:1.7rem;
  }
  .banner-actions .btn{
    width:100%;
  }
  .section-head{
    margin-bottom:32px;
  }
  .metric-card{
    padding:22px 14px;
  }
  .metric-value{
    font-size:2rem;
  }
  .cta-inner{
    padding:34px 24px;
    border-radius:22px;
  }
  .cta-actions .btn{
    width:100%;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
  }
}