/* roulang page: index */
:root {
  --primary:#4f46e5; --primary-dark:#4338ca; --accent:#f59e0b;
  --bg:#f8fafc; --bg-deep:#0b1023; --text:#1e293b; --text-weak:#64748b;
  --border:#e2e8f0; --radius:16px; --radius-sm:10px;
  --shadow:0 10px 40px rgba(15,23,42,.08); --shadow-lg:0 20px 60px rgba(15,23,42,.14);
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { font-family:var(--font-sans); background:var(--bg); color:var(--text); line-height:1.7; -webkit-font-smoothing:antialiased; }
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }
button, input, select, textarea { font-family:inherit; }
.container { max-width:1200px; margin:0 auto; padding:0 20px; }
.section { padding:80px 0; }
.section-tag { display:inline-block; background:#eef2ff; color:var(--primary); font-size:.8rem; font-weight:700; letter-spacing:.04em; padding:6px 16px; border-radius:999px; margin-bottom:14px; }
.section-head { text-align:center; max-width:720px; margin:0 auto 56px; }
.section-head h2 { font-size:2.2rem; font-weight:800; line-height:1.25; letter-spacing:-.02em; }
.section-head p { color:var(--text-weak); margin-top:14px; font-size:1.06rem; }
.badge { display:inline-flex; align-items:center; gap:8px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.24); color:#fff; padding:8px 18px; border-radius:999px; font-size:.82rem; font-weight:600; backdrop-filter:blur(6px); }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; border-radius:12px; font-weight:600; font-size:.95rem; line-height:1; padding:14px 28px; transition:all .25s ease; cursor:pointer; border:none; }
.btn-primary { background:var(--primary); color:#fff; box-shadow:0 6px 20px rgba(79,70,229,.32); }
.btn-primary:hover { background:var(--primary-dark); transform:translateY(-2px); box-shadow:0 10px 30px rgba(79,70,229,.4); }
.btn-outline-light { background:transparent; color:#fff; border:1.5px solid rgba(255,255,255,.7); }
.btn-outline-light:hover { background:rgba(255,255,255,.12); border-color:#fff; transform:translateY(-2px); }
.btn-accent { background:var(--accent); color:#1e293b; box-shadow:0 6px 20px rgba(245,158,11,.32); }
.btn-accent:hover { background:#d97706; transform:translateY(-2px); box-shadow:0 10px 30px rgba(245,158,11,.4); }
/* Header */
.site-header { position:sticky; top:0; z-index:80; background:rgba(255,255,255,.94); backdrop-filter:blur(12px); border-bottom:1px solid var(--border); box-shadow:0 1px 12px rgba(15,23,42,.05); }
.nav-bar { display:flex; align-items:center; justify-content:space-between; gap:24px; height:72px; }
.logo { display:flex; align-items:center; gap:10px; font-size:1.25rem; font-weight:800; color:var(--bg-deep); letter-spacing:-.02em; }
.logo-icon { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; background:linear-gradient(135deg,#4f46e5,#7c3aed); color:#fff; border-radius:12px; font-size:1rem; box-shadow:0 4px 12px rgba(79,70,229,.3); }
.nav-links { display:flex; align-items:center; gap:4px; }
.nav-link { padding:9px 18px; border-radius:999px; font-weight:600; font-size:.95rem; color:#334155; transition:all .2s; }
.nav-link:hover { color:var(--primary); background:#eef2ff; }
.nav-link.active { color:var(--primary); background:#eef2ff; }
.nav-tools { display:flex; align-items:center; gap:14px; }
.search-box { display:flex; align-items:center; background:#f1f5f9; border:1px solid var(--border); border-radius:999px; padding:6px 8px 6px 18px; gap:8px; transition:all .25s; }
.search-box:focus-within { border-color:var(--primary); box-shadow:0 0 0 4px rgba(79,70,229,.12); background:#fff; }
.search-box input { border:none; outline:none; background:transparent; width:180px; font-size:.92rem; color:var(--text); }
.search-box button { background:var(--primary); color:#fff; border:none; width:34px; height:34px; border-radius:999px; display:flex; align-items:center; justify-content:center; cursor:pointer; transition:background .2s; }
.search-box button:hover { background:var(--primary-dark); }
.mobile-menu-btn { display:none; flex-direction:column; justify-content:center; gap:5px; width:44px; height:44px; background:transparent; border:none; cursor:pointer; padding:10px; border-radius:10px; }
.mobile-menu-btn span { display:block; height:2px; width:100%; background:#334155; border-radius:2px; transition:all .3s; }
.mobile-menu { display:none; padding:16px 20px 24px; border-top:1px solid var(--border); background:#fff; }
.mobile-menu.open { display:block; }
.mobile-link { display:block; padding:13px 0; font-weight:600; color:#334155; border-bottom:1px solid #f1f5f9; }
.mobile-link.active { color:var(--primary); }
.mobile-search input { width:100%; padding:12px 16px; border:1px solid var(--border); border-radius:12px; margin:12px 0; outline:none; }
/* Hero */
.hero { position:relative; min-height:600px; display:flex; align-items:center; background-size:cover; background-position:center; }
.hero-overlay { position:absolute; inset:0; background:linear-gradient(120deg,rgba(11,16,35,.88) 0%,rgba(11,16,35,.62) 45%,rgba(79,70,229,.38) 100%); }
.hero-content { position:relative; z-index:2; max-width:760px; padding:80px 0; }
.hero h1 { color:#fff; font-size:3.4rem; font-weight:800; line-height:1.15; letter-spacing:-.03em; margin:22px 0 18px; text-shadow:0 4px 30px rgba(0,0,0,.3); }
.hero p { color:rgba(255,255,255,.82); font-size:1.2rem; max-width:600px; margin-bottom:34px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:16px; margin-bottom:48px; }
.hero-stats { display:flex; gap:48px; color:#fff; }
.hero-stats strong { display:block; font-size:2rem; font-weight:800; }
.hero-stats span { font-size:.88rem; color:rgba(255,255,255,.66); }
/* Feature cards */
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.feature-card { background:#fff; border:1px solid var(--border); border-radius:var(--radius); padding:34px 28px; box-shadow:var(--shadow); transition:transform .3s,box-shadow .3s; }
.feature-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.feature-icon { width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center; font-size:1.4rem; margin-bottom:20px; }
.feature-card h3 { font-size:1.2rem; font-weight:800; margin-bottom:10px; }
.feature-card p { color:var(--text-weak); font-size:.95rem; }
/* Category cards */
.cat-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:32px; }
.cat-card { position:relative; border-radius:var(--radius); overflow:hidden; display:block; box-shadow:var(--shadow); transition:transform .3s,box-shadow .3s; background:#fff; border:1px solid var(--border); }
.cat-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.cat-card img { width:100%; height:300px; object-fit:cover; transition:transform .4s; }
.cat-card:hover img { transform:scale(1.04); }
.cat-body { padding:28px; }
.cat-body h3 { font-size:1.4rem; font-weight:800; margin-bottom:8px; }
.cat-body p { color:var(--text-weak); margin-bottom:18px; }
.cat-more { display:inline-flex; align-items:center; gap:6px; color:var(--primary); font-weight:700; font-size:.95rem; }
/* News list */
.news-list { max-width:860px; margin:0 auto; }
.news-item { display:flex; align-items:center; gap:24px; background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); padding:24px 28px; margin-bottom:16px; transition:border-color .2s,box-shadow .2s,transform .2s; }
.news-item:hover { border-color:var(--primary); box-shadow:var(--shadow); transform:translateX(4px); }
.news-date { flex-shrink:0; text-align:center; background:#f8fafc; border-radius:12px; padding:10px 14px; border:1px solid var(--border); min-width:72px; }
.news-date b { display:block; font-size:1.3rem; color:var(--primary); line-height:1.2; }
.news-date span { font-size:.72rem; color:var(--text-weak); }
.news-body { flex:1; }
.news-cat { display:inline-block; background:#fef3c7; color:#92400e; font-size:.74rem; font-weight:700; padding:3px 12px; border-radius:999px; margin-bottom:6px; }
.news-body h3 { font-size:1.1rem; font-weight:800; margin-bottom:4px; }
.news-body p { color:var(--text-weak); font-size:.92rem; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
/* Stats */
.stats-section { background-size:cover; background-position:center; position:relative; }
.stats-overlay { position:absolute; inset:0; background:rgba(11,16,35,.85); }
.stats-grid { position:relative; z-index:2; display:grid; grid-template-columns:repeat(4,1fr); gap:40px; text-align:center; color:#fff; padding:80px 0; }
.stats-grid strong { display:block; font-size:2.8rem; font-weight:800; letter-spacing:-.02em; }
.stats-grid span { color:rgba(255,255,255,.7); }
/* Cover cards */
.cover-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.cover-card { background:#fff; border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); transition:transform .3s,box-shadow .3s; }
.cover-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.cover-card img { width:100%; height:190px; object-fit:cover; }
.cover-body { padding:24px; }
.cover-body .label { font-size:.76rem; font-weight:700; color:var(--primary); text-transform:uppercase; letter-spacing:.05em; }
.cover-body h3 { font-size:1.2rem; font-weight:800; margin:8px 0; }
.cover-body p { color:var(--text-weak); font-size:.92rem; }
/* Process */
.process-section { background:var(--bg-deep); }
.process-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:32px; position:relative; z-index:2; }
.process-item { text-align:center; color:#fff; padding:40px 20px; border-radius:var(--radius); background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.1); transition:transform .3s; }
.process-item:hover { transform:translateY(-6px); }
.process-num { display:inline-flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:50%; background:linear-gradient(135deg,#f59e0b,#fbbf24); color:#1e293b; font-weight:800; font-size:1.2rem; margin-bottom:18px; }
.process-item h3 { font-size:1.1rem; font-weight:800; margin-bottom:8px; }
.process-item p { color:rgba(255,255,255,.66); font-size:.9rem; }
/* FAQ */
.faq-list { max-width:760px; margin:0 auto; }
.faq-item { background:#fff; border:1px solid var(--border); border-radius:14px; margin-bottom:14px; padding:0; overflow:hidden; box-shadow:0 2px 10px rgba(15,23,42,.03); }
.faq-item summary { padding:20px 24px; font-weight:700; font-size:1rem; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px; transition:background .2s; }
.faq-item summary::-webkit-details-marker { display:none; }
.faq-item summary::after { content:'+'; font-size:1.4rem; font-weight:400; color:var(--primary); transition:transform .2s; }
.faq-item[open] summary::after { content:'−'; }
.faq-item[open] summary { border-bottom:1px solid var(--border); }
.faq-body { padding:18px 24px; color:var(--text-weak); font-size:.96rem; line-height:1.8; }
/* CTA */
.cta-section { position:relative; overflow:hidden; }
.cta-box { background:linear-gradient(120deg,#1e2749,#4f46e5); border-radius:32px; padding:72px 56px; text-align:center; color:#fff; box-shadow:var(--shadow-lg); }
.cta-box h2 { font-size:2.4rem; font-weight:800; margin-bottom:14px; }
.cta-box p { max-width:520px; margin:0 auto 32px; color:rgba(255,255,255,.75); font-size:1.05rem; }
.cta-actions { display:flex; justify-content:center; gap:16px; flex-wrap:wrap; }
/* Footer */
.site-footer { background:#0f172a; color:#cbd5e1; margin-top:0; }
.footer-grid { display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:48px; padding:72px 0 48px; }
.footer-brand .logo { color:#fff; margin-bottom:16px; }
.footer-brand p { color:#94a3b8; font-size:.93rem; line-height:1.8; max-width:280px; }
.footer-col h4 { color:#fff; font-size:1rem; font-weight:700; margin-bottom:18px; letter-spacing:.02em; }
.footer-col a { display:block; padding:6px 0; color:#94a3b8; font-size:.93rem; transition:color .2s,transform .2s; }
.footer-col a:hover { color:#fff; transform:translateX(4px); }
.footer-col p { color:#94a3b8; font-size:.93rem; padding:4px 0; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.08); padding:24px 0; }
.footer-bottom .container { display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; color:#64748b; font-size:.86rem; }
/* Responsive */
@media (max-width:1024px){
  .feature-grid,.cover-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .nav-links,.nav-tools{display:none;}
  .mobile-menu-btn{display:flex;}
  .hero h1{font-size:2.4rem;}
  .hero{min-height:520px;}
  .hero-stats{flex-wrap:wrap;gap:24px;}
  .hero-stats strong{font-size:1.6rem;}
  .cat-grid,.feature-grid,.cover-grid{grid-template-columns:1fr;}
  .cat-card img{height:220px;}
  .news-item{flex-direction:column;align-items:flex-start;gap:14px;}
  .section{padding:60px 0;}
  .section-head h2{font-size:1.7rem;}
  .cta-box{padding:48px 24px;}
  .cta-box h2{font-size:1.8rem;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:48px 0 32px;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:28px;padding:56px 0;}
  .process-grid{grid-template-columns:1fr;gap:20px;}
}
@media (max-width:520px){
  .nav-bar{height:64px;}
  .search-box input{width:140px;}
  .hero h1{font-size:1.9rem;}
  .hero p{font-size:1rem;}
  .hero-actions .btn{width:100%;}
  .hero-stats{flex-direction:column;gap:16px;}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1e3a5f;
            --primary-dark: #0f1e33;
            --primary-light: #2f5582;
            --accent: #f0b429;
            --accent-dark: #c9921b;
            --bg: #f7fafc;
            --bg-deep: #0a0e1a;
            --text: #1e293b;
            --text-muted: #64748b;
            --text-light: #e2e8f0;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(15, 30, 51, 0.06);
            --shadow-lg: 0 12px 48px rgba(15, 30, 51, 0.12);
            --nav-height: 70px;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Segoe UI", sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ========== 容器 ========== */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(30, 58, 95, 0.25);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(30, 58, 95, 0.35);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(240, 180, 41, 0.3);
        }
        .btn-accent:hover {
            background: #fbbf24;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 180, 41, 0.45);
        }
        .btn-ghost-light {
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
        }
        .btn-ghost-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 14px 34px;
            font-size: 16px;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 999px;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(240, 180, 41, 0.5);
            outline-offset: 2px;
        }

        /* ========== 顶部导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 2px 12px rgba(15, 30, 51, 0.04);
            height: var(--nav-height);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .logo-icon {
            color: var(--accent);
            font-size: 24px;
            line-height: 1;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 0 auto;
        }
        .nav-link {
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: #475569;
            border-radius: 8px;
            transition: color 0.25s, background 0.25s;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: #f1f5f9;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(30, 58, 95, 0.08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            border-radius: 999px;
            padding: 6px 6px 6px 16px;
            border: 1px solid transparent;
            transition: border-color 0.25s, box-shadow 0.25s;
            width: 240px;
        }
        .header-search input {
            width: 100%;
            font-size: 13px;
            color: var(--text);
            background: transparent;
        }
        .header-search input::placeholder {
            color: #94a3b8;
        }
        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240, 180, 41, 0.15);
        }
        .header-search button {
            color: #fff;
            background: var(--primary);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.25s;
            font-size: 12px;
            flex-shrink: 0;
        }
        .header-search button:hover {
            background: var(--primary-light);
        }

        /* 移动端菜单 */
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: transparent;
        }
        .mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: 0.3s;
        }
        .mobile-menu {
            display: none;
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 20px 20px;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.06);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-link {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 10px;
            margin-bottom: 4px;
            transition: background 0.25s;
        }
        .mobile-link:hover {
            background: #f1f5f9;
            color: var(--primary);
        }
        .mobile-link.active {
            background: rgba(30, 58, 95, 0.08);
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== 分类 Hero ========== */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-color: var(--bg-deep);
            isolation: isolate;
            padding: 80px 0;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(100deg, rgba(10, 14, 26, 0.88) 0%, rgba(10, 14, 26, 0.65) 60%, rgba(10, 14, 26, 0.35) 100%);
        }
        .hero-inner {
            max-width: 720px;
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(240, 180, 41, 0.15);
            border: 1px solid rgba(240, 180, 41, 0.35);
            border-radius: 999px;
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        .category-hero h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 2px;
            margin-bottom: 16px;
            color: #fff;
        }
        .category-hero h1 span {
            color: var(--accent);
        }
        .category-hero .hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 44px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-stats .stat {
            display: flex;
            flex-direction: column;
        }
        .hero-stats strong {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .hero-stats span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(240, 180, 41, 0.12);
            color: #b07d1a;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ========== 卡片通用 ========== */
        .card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 180, 41, 0.4);
        }

        /* 入口卡片 */
        .intro-card {
            display: block;
            padding: 32px 28px;
            text-align: flex-start;
            height: 100%;
        }
        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            background: linear-gradient(135deg, rgba(30, 58, 95, 0.08), rgba(240, 180, 41, 0.12));
            color: var(--primary);
            margin-bottom: 20px;
            transition: all 0.3s;
        }
        .intro-card:hover .card-icon {
            background: var(--primary);
            color: var(--accent);
            transform: scale(1.05);
        }
        .intro-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }
        .intro-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s;
        }
        .intro-card:hover .card-link {
            gap: 12px;
            color: var(--accent-dark);
        }

        /* 文章卡片 */
        .article-card {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .article-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--bg-deep);
        }
        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-card:hover .article-cover img {
            transform: scale(1.06);
        }
        .article-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 14, 26, 0.25) 0%, transparent 50%);
        }
        .article-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        }
        .article-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--primary-dark);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.25s;
        }
        .article-card:hover .article-body h3 {
            color: var(--primary);
        }
        .article-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 18px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-meta {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: #94a3b8;
            border-top: 1px solid #f1f5f9;
            padding-top: 14px;
        }
        .article-meta i {
            margin-right: 4px;
        }

        /* 器材卡片 */
        .gear-card {
            padding: 30px 28px;
            height: 100%;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .gear-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity 0.3s;
        }
        .gear-card:hover::before {
            opacity: 1;
        }
        .gear-icon {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 16px;
            transition: transform 0.3s;
        }
        .gear-card:hover .gear-icon {
            transform: scale(1.1) rotate(-5deg);
        }
        .gear-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .gear-card .gear-level {
            display: inline-block;
            background: rgba(30, 58, 95, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .gear-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 18px;
        }
        .gear-price {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
        }
        .gear-price small {
            font-size: 12px;
            font-weight: 400;
            color: #94a3b8;
        }

        /* 步骤流程 */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            counter-reset: step;
        }
        .step-item {
            position: relative;
            padding: 32px 26px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: 0 2px 12px rgba(15, 30, 51, 0.04);
            transition: all 0.3s;
        }
        .step-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .step-num {
            font-size: 14px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0;
        }
        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-deep);
            color: #fff;
        }
        .faq-section .section-head h2 {
            color: #fff;
        }
        .faq-section .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }
        .faq-section .section-tag {
            background: rgba(240, 180, 41, 0.12);
            color: var(--accent);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color 0.3s;
        }
        .faq-item.open {
            border-color: rgba(240, 180, 41, 0.4);
            background: rgba(255, 255, 255, 0.06);
        }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            background: transparent;
            transition: color 0.25s;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-icon {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(240, 180, 41, 0.15);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: transform 0.3s;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 22px;
        }

        /* ========== CTA 区块 ========== */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #2a4a78 100%);
            padding: 70px 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 180, 41, 0.2) 0%, transparent 70%);
        }
        .cta-banner h2 {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0a0e1a;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 44px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
            font-size: 20px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s, padding-left 0.25s;
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            margin: 0;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-search {
                width: 180px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }
            .header-search,
            .header-actions .btn {
                display: none;
            }
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-inner {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero {
                min-height: 360px;
                padding: 56px 0;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero .hero-sub {
                font-size: 15px;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 24px;
            }
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .cta-banner h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .article-meta {
                flex-wrap: wrap;
                gap: 8px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .btn-lg {
                padding: 12px 26px;
                font-size: 15px;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

        /* ========== 辅助 ========== */
        .focus-visible:focus-visible {
            outline: 3px solid rgba(240, 180, 41, 0.5);
            outline-offset: 2px;
        }
        ::selection {
            background: rgba(240, 180, 41, 0.25);
            color: var(--primary-dark);
        }

/* roulang page: article */
:root {
  --primary: #1e1b4b;
  --primary-light: #312e81;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 14px 44px rgba(15, 23, 42, 0.13);
  --container: 1240px;
  --nav-height: 74px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, button { outline: none; }
.container { max-width: var(--container); margin: 0 auto; padding-left: 24px; padding-right: 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 20px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--text);
  flex-shrink: 0;
}
.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1e1b4b, #4f46e5);
  color: #fff;
  font-size: 1.15rem;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
}
.logo-sub {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  display: block;
  line-height: 1.2;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 auto;
}
.nav-link {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--text);
  background: #f1f5f9;
}
.nav-link.active {
  color: var(--primary);
  background: #eef2ff;
  font-weight: 700;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-search {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border-radius: 999px;
  padding: 0 6px 0 18px;
  height: 42px;
  width: 240px;
  transition: all var(--transition);
  border: 1px solid transparent;
}
.nav-search:focus-within {
  background: #fff;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12);
}
.nav-search input {
  flex: 1;
  background: transparent;
  border: none;
  font-size: 0.9rem;
  color: var(--text);
  min-width: 0;
}
.nav-search button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--primary);
  color: #fff;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.nav-search button:hover {
  background: var(--primary-light);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 10px 22px;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(30, 27, 75, 0.25);
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(30, 27, 75, 0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-ghost:hover {
  background: #eef2ff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}
.nav-toggle { display: none; }
.nav-burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
}

/* ---------- Article Hero ---------- */
.article-hero {
  position: relative;
  padding: 108px 0 86px;
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.article-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 6, 30, 0.85) 0%, rgba(30, 27, 75, 0.72) 60%, rgba(15, 5, 36, 0.6) 100%);
}
.article-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(245, 158, 11, 0.18) 0%, transparent 60%);
}
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255, 255, 255, 0.7); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb i { font-size: 0.7rem; color: rgba(255, 255, 255, 0.4); }
.article-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.25;
  max-width: 900px;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.8);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; }
.hero-meta i { color: var(--accent); }

.badge-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #1e1b4b;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

/* ---------- Article Layout ---------- */
.article-section {
  padding: 56px 0 72px;
  background: var(--bg);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 48px;
}
.article-main {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 44px 48px;
  overflow: hidden;
}
.article-lead {
  font-size: 1.15rem;
  line-height: 1.9;
  color: #475569;
  border-left: 4px solid var(--accent);
  background: #fffbf5;
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 36px;
}
.article-body { font-size: 1.05rem; line-height: 1.9; color: #334155; }
.article-body h2 { font-size: 1.7rem; font-weight: 800; color: var(--text); margin-top: 40px; margin-bottom: 18px; letter-spacing: -0.01em; }
.article-body h3 { font-size: 1.35rem; font-weight: 700; color: var(--text); margin-top: 30px; margin-bottom: 14px; }
.article-body h4 { font-size: 1.15rem; font-weight: 700; color: var(--text); margin-top: 24px; margin-bottom: 10px; }
.article-body p { margin-bottom: 22px; }
.article-body ul, .article-body ol { margin-bottom: 22px; padding-left: 28px; }
.article-body li { margin-bottom: 8px; }
.article-body li::marker { color: var(--primary-light); }
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: #fffbeb;
  padding: 18px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 28px 0;
  color: #52525b;
  font-style: italic;
  position: relative;
}
.article-body blockquote::before {
  content: "\201C";
  position: absolute;
  top: 6px;
  left: 8px;
  font-size: 2.4rem;
  color: var(--accent);
  opacity: 0.25;
}
.article-body img { border-radius: var(--radius); margin: 30px 0; box-shadow: var(--shadow); }
.article-body a { color: #4f46e5; text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s; }
.article-body a:hover { color: var(--primary); }
.article-body pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin: 26px 0;
  font-size: 0.92rem;
  line-height: 1.7;
}
.article-body code { background: #f1f5f9; border-radius: 5px; padding: 2px 7px; font-size: 0.9em; color: #7c3aed; }
.article-body pre code { background: transparent; color: inherit; padding: 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 26px 0; font-size: 0.95rem; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 12px 16px; text-align: left; }
.article-body th { background: #f8fafc; font-weight: 700; color: var(--text); }
.article-body tr:nth-child(even) td { background: #fafbfc; }
.article-body hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

.article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 28px;
  margin-top: 36px;
  border-top: 1px solid var(--border);
}
.article-tags .tag-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-right: 4px;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 999px;
  transition: all var(--transition);
}
.tag:hover { background: #eef2ff; color: var(--primary); }

.article-share {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 22px;
  margin-top: 24px;
  border-top: 1px solid var(--border);
}
.share-btn {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: #f1f5f9;
  border: 1px solid var(--border);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--transition);
}
.share-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
}

/* ---------- Sidebar ---------- */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-self: start;
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}
.sidebar-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 26px;
}
.sidebar-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.sidebar-card h3 i { color: var(--accent); }
.sidebar-card h3::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}
.sidebar-list { list-style: none; }
.sidebar-list li { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px dashed var(--border); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list i { color: var(--accent); font-size: 0.85rem; }
.sidebar-list a { flex: 1; color: #475569; font-size: 0.92rem; font-weight: 500; transition: all var(--transition); }
.sidebar-list a:hover { color: var(--primary); padding-left: 4px; }
.sidebar-date { font-size: 0.78rem; color: var(--text-muted); white-space: nowrap; }
.sidebar-quote {
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  color: #e2e8f0;
  border-radius: var(--radius);
  padding: 26px;
  position: relative;
  overflow: hidden;
}
.sidebar-quote i.fa-quote-left {
  font-size: 2rem;
  color: rgba(245, 158, 11, 0.4);
  margin-bottom: 14px;
}
.sidebar-quote p { font-size: 0.95rem; line-height: 1.8; color: rgba(255, 255, 255, 0.85); }
.sidebar-quote .quote-auth { font-size: 0.85rem; color: var(--accent); margin-top: 14px; font-weight: 600; }

/* ---------- Related Section ---------- */
.related-section {
  padding: 72px 0 64px;
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 40px;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
  gap: 16px;
  flex-wrap: wrap;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.news-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.news-card-img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.news-card:hover .news-card-img img { transform: scale(1.06); }
.news-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 5, 36, 0.4));
}
.news-card-cat {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.94);
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  backdrop-filter: blur(8px);
}
.news-card-body {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-card-title {
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text);
  margin-bottom: 10px;
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card:hover .news-card-title { color: var(--primary); }
.news-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.news-card-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.news-card-foot i { color: var(--accent); margin-right: 4px; }

/* ---------- CTA ---------- */
.cta-section {
  position: relative;
  padding: 96px 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 6, 30, 0.92), rgba(30, 27, 75, 0.78));
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 18px;
}
.cta-inner p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 32px;
  line-height: 1.8;
}
.cta-btn-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0b0716;
  color: #94a3b8;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 44px;
  padding: 64px 0 44px;
}
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { max-width: 320px; line-height: 1.8; color: #94a3b8; }
.footer-col h4 {
  color: #fff;
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.footer-col a {
  display: block;
  color: #94a3b8;
  padding: 5px 0;
  transition: all var(--transition);
}
.footer-col a:hover { color: var(--accent); padding-left: 6px; }
.footer-col p { line-height: 1.8; color: #94a3b8; margin-bottom: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: #68758a;
  font-size: 0.85rem;
}

/* ---------- Not Found ---------- */
.not-found-box {
  text-align: center;
  padding: 48px 24px;
}
.not-found-box .nf-icon {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: #eef2ff;
  color: var(--primary);
  font-size: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}
.not-found-box h2 { font-size: 1.6rem; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.not-found-box p { color: var(--text-muted); margin-bottom: 24px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .sidebar-card { flex: 1 1 calc(50% - 12px); min-width: 260px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-burger { display: inline-flex; }
  .nav-toggle { display: none; }
  .nav-search { width: 200px; }
  .nav-cta { display: none; }
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 18px 24px 26px;
    gap: 6px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    margin: 0;
    z-index: 99;
  }
  .nav-toggle:checked ~ .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links .nav-link {
    display: block;
    padding: 12px 18px;
    border-radius: 12px;
    font-size: 1rem;
  }
  .nav-links .nav-link.active { background: #eef2ff; }
  .nav-burger i { pointer-events: none; }
}
@media (max-width: 768px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .header-inner { gap: 12px; }
  .nav-search { display: none; }
  .article-hero { padding: 72px 0 56px; }
  .article-hero h1 { font-size: 1.7rem; }
  .article-main { padding: 28px 22px; }
  .article-lead { font-size: 1rem; padding: 16px 18px; }
  .card-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; padding: 48px 0 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .cta-section { padding: 72px 0; }
  .article-body { font-size: 1rem; line-height: 1.85; }
  .article-body h2 { font-size: 1.4rem; }
  .related-section { padding: 56px 0 48px; }
}
@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .logo { font-size: 1.2rem; }
  .logo-icon { width: 34px; height: 34px; font-size: 1rem; }
  .header-inner { height: 64px; }
  .nav-links { top: 64px; }
  :root { --nav-height: 64px; }
  .article-section { padding: 40px 0 52px; }
  .article-main { padding: 22px 16px; }
  .sidebar-card { flex: 1 1 100%; min-width: 100%; }
  .hero-meta { gap: 12px; font-size: 0.84rem; flex-direction: column; align-items: flex-start; }
  .cta-btn-group { flex-direction: column; }
  .cta-btn-group .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary-900: #0f172a;
            --primary-800: #1e3a8a;
            --primary-700: #1d4ed8;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --bg-light: #f8fafc;
            --bg-dark: #0f172a;
            --text-main: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
            --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.14);
            --transition: all 0.3s ease;
        }

        /* ===== 基础 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background: #fff;
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button,
        input {
            font-family: inherit;
            outline: none;
        }

        /* ===== 容器 ===== */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 头部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary-900);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #0f172a, #1e3a8a);
            color: #fbbf24;
            border-radius: 12px;
            font-size: 1.1rem;
            box-shadow: 0 6px 16px rgba(30, 58, 138, 0.3);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-link {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #334155;
            border-radius: 999px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary-800);
            background: rgba(30, 58, 138, 0.06);
            border-color: rgba(30, 58, 138, 0.12);
        }
        .nav-link.active {
            color: var(--primary-800);
            background: rgba(30, 58, 138, 0.08);
            border-color: rgba(30, 58, 138, 0.18);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 200px;
            height: 40px;
            padding: 0 16px 0 40px;
            border: 1px solid var(--border);
            border-radius: 999px;
            background: var(--bg-light);
            font-size: 0.85rem;
            color: var(--text-main);
            transition: var(--transition);
        }
        .search-box input:focus {
            width: 240px;
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15);
        }
        .search-box .search-icon {
            position: absolute;
            left: 14px;
            color: var(--text-weak);
            font-size: 0.85rem;
            pointer-events: none;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, #1e3a8a, #1d4ed8);
            color: #fff;
            box-shadow: 0 6px 18px rgba(30, 58, 138, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(30, 58, 138, 0.4);
        }
        .btn-light {
            background: #fff;
            color: var(--primary-900);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn-light:hover {
            transform: translateY(-3px);
            background: #f1f5f9;
            box-shadow: 0 14px 34px rgba(0, 0, 0, 0.2);
        }
        .btn-star {
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
            color: #0f172a;
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
        }
        .btn-star:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(245, 158, 11, 0.5);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--primary-900);
            padding: 6px;
            cursor: pointer;
        }
        /* 移动端菜单 */
        .mobile-nav {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 16px 24px 20px;
            background: #fff;
            border-bottom: 1px solid var(--border);
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav-link {
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #334155;
            background: transparent;
            transition: var(--transition);
        }
        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            background: rgba(30, 58, 138, 0.07);
            color: var(--primary-800);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 96px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-head {
            max-width: 720px;
            margin: 0 auto 56px;
            text-align: center;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            background: rgba(245, 158, 11, 0.12);
            color: #b45309;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary-900);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-desc {
            color: var(--text-weak);
            font-size: 1.05rem;
            line-height: 1.8;
        }

        /* ===== 页面 Hero / Banner ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            min-height: 480px;
            display: flex;
            align-items: center;
            color: #fff;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 23, 42, 0.9) 15%, rgba(15, 23, 42, 0.55) 60%, rgba(30, 58, 138, 0.35) 100%);
        }
        .page-hero-inner {
            position: relative;
            z-index: 2;
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: #fbbf24;
        }
        .page-hero h1 {
            font-size: 3.4rem;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: 18px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .page-hero p {
            font-size: 1.15rem;
            max-width: 620px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 24px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.95);
        }
        .hero-badge i {
            color: #fbbf24;
        }

        /* ===== 特色卡片 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 38px 30px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::after {
            content: "";
            position: absolute;
            width: 100px;
            height: 100px;
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), transparent);
            border-radius: 50%;
            top: -40px;
            right: -30px;
        }
        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 158, 11, 0.3);
        }
        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, #0f172a, #1e3a8a);
            color: #fbbf24;
            border-radius: 20px;
            font-size: 1.5rem;
            margin-bottom: 22px;
            box-shadow: 0 8px 20px rgba(30, 58, 138, 0.25);
        }
        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--primary-900);
            margin-bottom: 12px;
        }
        .feature-card p {
            color: var(--text-weak);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ===== 目的地卡片 ===== */
        .destination-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .destination-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .destination-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }
        .destination-thumb {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .destination-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .destination-card:hover .destination-thumb img {
            transform: scale(1.08);
        }
        .destination-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 14px;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            border-radius: 999px;
            letter-spacing: 0.3px;
        }
        .destination-body {
            padding: 24px;
        }
        .destination-body h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--primary-900);
            margin-bottom: 6px;
        }
        .destination-loc {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-weak);
            font-size: 0.8rem;
            margin-bottom: 12px;
        }
        .destination-loc i {
            color: var(--accent);
        }
        .destination-body p {
            font-size: 0.86rem;
            color: var(--text-weak);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .dest-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .dest-tags span {
            padding: 4px 12px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            color: #475569;
        }

        /* ===== 装备清单 ===== */
        .gear-section {
            position: relative;
            background-size: cover;
            background-position: center;
            color: #fff;
        }
        .gear-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.96) 40%, rgba(30, 58, 138, 0.85) 100%);
        }
        .gear-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 60px;
            align-items: center;
        }
        .gear-copy h2 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 18px;
        }
        .gear-copy p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .gear-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .gear-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 16px;
            padding: 22px;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .gear-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .gear-item i {
            font-size: 1.3rem;
            color: #fbbf24;
            margin-bottom: 12px;
        }
        .gear-item h4 {
            font-size: 0.95rem;
            font-weight: 800;
            margin-bottom: 6px;
        }
        .gear-item p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.6;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
        }
        .stat-card {
            text-align: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 20px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--primary-800);
            line-height: 1.1;
            letter-spacing: -1px;
        }
        .stat-number span {
            color: var(--accent);
        }
        .stat-label {
            margin-top: 10px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-weak);
        }

        /* ===== 步骤流程 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-card {
            position: relative;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 26px 30px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
            color: #0f172a;
            font-size: 1.2rem;
            font-weight: 900;
            margin-bottom: 18px;
            box-shadow: 0 6px 16px rgba(245, 158, 11, 0.35);
        }
        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--primary-900);
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 0.86rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            margin-bottom: 14px;
            padding: 0 24px;
            transition: var(--transition);
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: rgba(245, 158, 11, 0.3);
        }
        .faq-item summary {
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 0;
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-900);
            transition: var(--transition);
        }
        .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: 0.8rem;
            color: var(--accent);
            transition: transform 0.3s ease;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item[open] summary {
            color: var(--primary-800);
        }
        .faq-answer {
            padding: 0 0 20px;
            color: var(--text-weak);
            font-size: 0.92rem;
            line-height: 1.75;
            border-top: 1px dashed var(--border);
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-box {
            position: relative;
            background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 55%, #312e81 100%);
            border-radius: 28px;
            padding: 60px;
            text-align: center;
            color: #fff;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-box::before {
            content: "";
            position: absolute;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.25), transparent 60%);
            top: -100px;
            right: -80px;
            border-radius: 50%;
        }
        .cta-box::after {
            content: "";
            position: absolute;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 60%);
            bottom: -90px;
            left: -50px;
            border-radius: 50%;
        }
        .cta-box h2 {
            position: relative;
            z-index: 2;
            font-size: 2.2rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
        .cta-box p {
            position: relative;
            z-index: 2;
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 32px;
        }
        .cta-btn-group {
            position: relative;
            z-index: 2;
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #94a3b8;
            padding-top: 70px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #94a3b8;
            max-width: 280px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            color: #94a3b8;
            font-size: 0.88rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: #fbbf24;
        }
        .footer-col p {
            font-size: 0.85rem;
            margin-bottom: 8px;
            color: #94a3b8;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            font-size: 0.82rem;
            color: #64748b;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .feature-grid,
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .destination-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .gear-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .search-box input {
                width: 150px;
            }
            .search-box input:focus {
                width: 180px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .nav-links,
            .header-actions .search-box {
                display: none;
            }
            .btn-header-cta {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .header-actions {
                gap: 0;
            }
            .page-hero {
                min-height: 420px;
            }
            .page-hero h1 {
                font-size: 2.4rem;
            }
            .page-hero p {
                font-size: 1rem;
            }
            .feature-grid,
            .stats-grid,
            .destination-grid,
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .gear-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
            .cta-box {
                padding: 40px 24px;
                border-radius: 20px;
            }
            .cta-box h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-inner {
                height: 64px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-star {
                padding: 9px 18px;
                font-size: 0.82rem;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badge {
                padding: 6px 12px;
                font-size: 0.76rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }
        }