/* roulang page: index */
:root{--primary:#0F1B3D;--primary-light:#1B2B5E;--primary-dark:#0A122E;--gold:#D4A853;--gold-light:#F0C987;--gold-dark:#B8893F;--bg:#F7F8FC;--surface:#fff;--text:#101828;--muted:#667085;--border:#E6E9F2;--radius:16px;--radius-sm:10px;--shadow:0 8px 30px rgba(15,27,61,.08);--shadow-lg:0 24px 60px rgba(15,27,61,.14);--container:1200px;--transition:all .3s ease}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Inter,'PingFang SC','Microsoft YaHei',sans-serif;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}
ul{list-style:none}
button,input{font-family:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-head{margin-bottom:48px;max-width:640px}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--gold-dark);background:rgba(212,168,83,.12);border:1px solid rgba(212,168,83,.25);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.section-head h2{font-size:36px;line-height:1.25;font-weight:700;color:var(--primary);letter-spacing:-.5px}
.section-head p{color:var(--muted);font-size:16px;margin-top:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;border:none;cursor:pointer;transition:var(--transition)}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#0A122E;box-shadow:0 10px 24px rgba(212,168,83,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(212,168,83,.45)}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-light);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.badge{display:inline-block;font-size:13px;font-weight:600;padding:4px 12px;border-radius:999px;background:rgba(15,27,61,.08);color:var(--primary)}
.gold-badge{background:rgba(212,168,83,.14);color:var(--gold-dark)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:-.5px;white-space:nowrap}
.logo span{color:var(--gold-dark)}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{padding:8px 18px;border-radius:999px;font-size:15px;font-weight:500;color:var(--muted);transition:var(--transition)}
.nav-link:hover{color:var(--primary);background:rgba(15,27,61,.05)}
.nav-link.active{color:var(--primary);background:rgba(15,27,61,.08);font-weight:600}
.header-actions{display:flex;align-items:center;gap:14px}
.search-box{display:flex;align-items:center;gap:8px;background:#F1F2F7;border:1px solid transparent;border-radius:999px;padding:8px 16px;width:220px;transition:var(--transition)}
.search-box:focus-within{border-color:var(--gold);background:#fff;box-shadow:0 0 0 4px rgba(212,168,83,.15)}
.search-box i{color:var(--muted);font-size:14px}
.search-box input{border:none;outline:none;background:transparent;font-size:14px;color:var(--text);width:100%}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:10px;width:44px;height:44px;font-size:18px;color:var(--primary);cursor:pointer;align-items:center;justify-content:center}
.page-banner{position:relative;padding:100px 0;color:#fff;background-size:cover;background-position:center}
.page-banner .banner-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(10,18,46,.94),rgba(15,27,61,.8))}
.page-banner .container{position:relative;z-index:2}
.breadcrumb{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:16px}
.breadcrumb a{color:rgba(255,255,255,.9)}
.breadcrumb a:hover{color:var(--gold-light)}
.page-banner h1{font-size:48px;font-weight:800;line-height:1.15}
.page-banner p{color:rgba(255,255,255,.85);margin-top:14px;max-width:620px;font-size:18px}
.cat-intro{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.cat-intro img{border-radius:var(--radius);box-shadow:var(--shadow-lg);height:360px;object-fit:cover}
.info-list{display:grid;gap:16px;margin-top:20px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list i{color:var(--gold-dark);margin-top:6px}
.mini-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mini-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--transition)}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.mini-card i{font-size:28px;color:var(--gold-dark)}
.mini-card h3{font-size:18px;margin:16px 0 8px}
.mini-card p{font-size:14px;color:var(--muted)}
.news-list{display:grid;gap:18px}
.news-item{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:24px 28px;transition:var(--transition)}
.news-item:hover{border-color:var(--gold);box-shadow:var(--shadow);transform:translateY(-3px)}
.news-cat{font-size:13px;font-weight:700;color:var(--gold-dark);background:rgba(212,168,83,.12);border-radius:999px;padding:6px 14px;white-space:nowrap}
.news-item h3{font-size:18px;color:var(--primary);margin-bottom:6px}
.news-item p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item time{font-size:13px;color:var(--muted);white-space:nowrap}
.empty-tip{background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted)}
.dark-section{background:var(--primary);color:#fff}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.timeline-item{position:relative;padding-top:28px}
.timeline-item::before{content:'';position:absolute;top:0;left:0;width:12px;height:12px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(212,168,83,.2)}
.timeline-item::after{content:'';position:absolute;top:6px;left:24px;right:-28px;height:2px;background:rgba(255,255,255,.15)}
.timeline-item:last-child::after{display:none}
.timeline-item h3{font-size:17px;margin-top:12px}
.timeline-item p{color:rgba(255,255,255,.7);font-size:14px;margin-top:6px}
.faq-wrap{max-width:820px;margin:0 auto;display:grid;gap:16px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:var(--transition)}
.faq-item.active{border-color:var(--gold);box-shadow:var(--shadow)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:22px 26px;background:none;border:none;font-size:16px;font-weight:600;color:var(--primary);cursor:pointer;text-align:left}
.faq-question i{transition:transform .3s;color:var(--gold-dark)}
.faq-item.active .faq-question i{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 26px}
.faq-item.active .faq-answer{max-height:200px;padding-bottom:22px}
.faq-answer p{color:var(--muted);font-size:15px}
.cta{background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:28px;color:#fff;text-align:center;padding:64px 40px;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;width:320px;height:320px;border-radius:50%;background:rgba(212,168,83,.25);top:-140px;right:-80px}
.cta h2{font-size:34px;font-weight:800;letter-spacing:-1px}
.cta p{color:rgba(255,255,255,.8);margin:14px 0 28px;font-size:17px}
.cta .btn{position:relative;z-index:2}
.site-footer{background:#0A122E;color:rgba(255,255,255,.7);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:48px;padding-bottom:48px}
.footer-logo{font-size:22px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-grid h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-grid a{display:block;color:rgba(255,255,255,.7);font-size:14px;margin-bottom:10px;transition:var(--transition)}
.footer-grid a:hover{color:var(--gold-light)}
.footer-grid span{display:block;font-size:14px;margin-bottom:10px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;text-align:center;font-size:14px}
@media(max-width:1024px){.mini-cards{grid-template-columns:1fr 1fr}.cat-intro{grid-template-columns:1fr}.timeline{grid-template-columns:repeat(2,1fr)}.page-banner h1{font-size:36px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.section{padding:64px 0}.site-header .main-nav{position:fixed;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 24px;border-bottom:1px solid var(--border);box-shadow:var(--shadow);display:none}.site-header .main-nav.open{display:flex}.nav-toggle{display:inline-flex}.search-box{display:none}.mini-cards{grid-template-columns:1fr}.timeline{grid-template-columns:1fr}.news-item{grid-template-columns:1fr;gap:10px}.footer-grid{grid-template-columns:1fr}.page-banner{padding:64px 0}.page-banner h1{font-size:28px}.cat-intro img{height:260px}}
@media(max-width:520px){.container{padding:0 18px}.header-inner{gap:12px}.header-actions .btn{display:none}.cta h2{font-size:26px}.cat-intro{gap:28px}}

/* roulang page: article */
:root {
    --color-primary: #1e3a6e;
    --color-primary-dark: #16294e;
    --color-gold: #c8a45a;
    --color-gold-light: #e0c488;
    --color-bg: #f7f8fc;
    --color-text: #1f2937;
    --color-muted: #6b7280;
    --color-border: #e5e9f2;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(22, 41, 78, 0.08);
    --shadow-md: 0 6px 20px rgba(22, 41, 78, 0.10);
    --shadow-lg: 0 14px 40px rgba(22, 41, 78, 0.14);
    --space-section: 5rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; }
section { position: relative; }

/* ---------- Header ---------- */
.site-header {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 50;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 76px; padding-top: 10px; padding-bottom: 10px; }
.logo { font-size: 1.35rem; font-weight: 800; color: var(--color-primary-dark); letter-spacing: -0.02em; display: flex; align-items: baseline; }
.logo span { color: var(--color-gold); font-weight: 900; margin-left: 2px; }
.main-nav { display: flex; align-items: center; gap: 30px; margin-left: 16px; }
.nav-link { font-size: 0.95rem; font-weight: 500; color: #4b5563; padding: 6px 0; border-bottom: 2px solid transparent; transition: color 0.2s ease, border-color 0.2s ease; }
.nav-link:hover { color: var(--color-primary); border-bottom-color: var(--color-gold); }
.nav-link.active { color: var(--color-primary-dark); font-weight: 600; border-bottom-color: var(--color-gold); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.search-box { display: flex; align-items: center; gap: 8px; background: #f3f4f8; border: 1px solid transparent; border-radius: 999px; padding: 8px 18px; min-width: 180px; transition: border-color 0.2s ease, background 0.2s ease; }
.search-box:focus-within { border-color: var(--color-gold); background: #fff; box-shadow: 0 0 0 3px rgba(200,164,90,0.12); }
.search-box i { color: #9ca3af; font-size: 0.85rem; }
.search-box input { border: none; background: transparent; outline: none; font-size: 0.88rem; color: var(--color-text); width: 100%; }
.search-box input::placeholder { color: #9ca3af; }
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; border-radius: 999px; padding: 10px 22px; font-size: 0.92rem; border: none; line-height: 1.2; transition: all 0.25s ease; }
.btn-primary { background: var(--color-primary-dark); color: #fff; box-shadow: 0 4px 14px rgba(22, 41, 78, 0.25); }
.btn-primary:hover { background: var(--color-primary); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(22, 41, 78, 0.30); }
.btn-outline { background: transparent; border: 1.5px solid var(--color-gold); color: var(--color-gold); }
.btn-outline:hover { background: var(--color-gold); color: #16294e; transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--color-primary-dark); }
.btn-light:hover { background: var(--color-gold-light); transform: translateY(-2px); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.3rem; color: var(--color-primary-dark); padding: 6px; border-radius: 8px; line-height: 1; }
.nav-toggle:hover { background: #f3f4f8; }

/* ---------- Mobile Nav ---------- */
.mobile-menu {
    display: none;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px;
    box-shadow: var(--shadow-sm);
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 12px 0; font-size: 1rem; font-weight: 500; color: var(--color-text); border-bottom: 1px solid #f3f4f8; }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a.active { color: var(--color-primary); font-weight: 600; }

/* ---------- Article Hero ---------- */
.article-hero {
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 5.5rem 0 3.5rem;
    color: #fff;
}
.article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(11,21,40,0.88) 0%, rgba(22,41,78,0.78) 45%, rgba(22,41,78,0.35) 100%);
}
.article-hero .container { position: relative; z-index: 2; max-width: 1100px; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: rgba(255,255,255,0.75); margin-bottom: 28px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,0.75); transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--color-gold-light); }
.breadcrumb-sep { color: rgba(255,255,255,0.45); font-size: 0.7rem; }
.breadcrumb-current { color: rgba(255,255,255,0.95); max-width: 400px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.article-category-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(200,164,90,0.18); border: 1px solid rgba(200,164,90,0.45); color: var(--color-gold-light); font-size: 0.8rem; font-weight: 600; padding: 5px 16px; border-radius: 999px; letter-spacing: 0.03em; margin-bottom: 18px; }
.article-hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.8rem); line-height: 1.3; font-weight: 800; margin: 0 0 20px; letter-spacing: -0.02em; max-width: 900px; text-shadow: 0 2px 16px rgba(0,0,0,0.25); }
.article-meta { display: flex; flex-wrap: wrap; gap: 22px; font-size: 0.88rem; color: rgba(255,255,255,0.72); }
.article-meta i { color: var(--color-gold-light); margin-right: 6px; }

/* ---------- Article Layout ---------- */
.article-main { padding: 4rem 0 5rem; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 48px; align-items: start; }
.article-body { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; }
.article-cover { border-radius: var(--radius-lg) var(--radius-lg) 0 0; overflow: hidden; }
.article-cover img { width: 100%; height: auto; max-height: 420px; object-fit: cover; }
.article-content-wrap { padding: 38px 44px 34px; }
.article-content { font-size: 1.02rem; line-height: 1.9; color: #374151; }
.article-content p { margin: 0 0 1.4em; }
.article-content h2 { font-size: 1.45rem; font-weight: 700; color: var(--color-primary-dark); margin: 2em 0 0.8em; padding-bottom: 10px; border-bottom: 2px solid var(--color-border); letter-spacing: -0.01em; }
.article-content h3 { font-size: 1.2rem; font-weight: 600; color: var(--color-primary); margin: 1.8em 0 0.7em; }
.article-content ul, .article-content ol { margin: 0 0 1.4em; padding-left: 1.4em; }
.article-content ul li, .article-content ol li { margin-bottom: 0.55em; }
.article-content ul li::marker { color: var(--color-gold); }
.article-content ol li::marker { color: var(--color-gold); font-weight: 600; }
.article-content blockquote { margin: 1.8em 0; padding: 1.2em 1.6em; background: #f9fafb; border-left: 4px solid var(--color-gold); border-radius: 0 var(--radius-md) var(--radius-md) 0; color: #4b5563; font-style: italic; }
.article-content img { border-radius: var(--radius-md); margin: 1.4em 0; box-shadow: var(--shadow-sm); }
.article-content a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--color-gold); }
.article-content table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: 0.95rem; }
.article-content th { background: var(--color-primary-dark); color: #fff; padding: 10px 14px; text-align: left; font-weight: 600; }
.article-content td { padding: 10px 14px; border-bottom: 1px solid var(--color-border); }

.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--color-border); }
.tag { display: inline-flex; align-items: center; background: #f3f4f8; color: #4b5563; font-size: 0.82rem; font-weight: 500; padding: 6px 16px; border-radius: 999px; transition: all 0.2s ease; }
.tag:hover { background: var(--color-primary-dark); color: #fff; }
.tag i { margin-right: 5px; font-size: 0.75rem; }

.article-share { display: flex; align-items: center; gap: 14px; margin-top: 30px; padding: 18px 0 4px; border-top: 1px solid var(--color-border); }
.article-share span { font-size: 0.9rem; font-weight: 600; color: var(--color-text); }
.share-btn { width: 40px; height: 40px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: #f3f4f8; color: #4b5563; font-size: 0.95rem; transition: all 0.2s ease; }
.share-btn:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.not-found { text-align: center; padding: 80px 40px; }
.not-found i { font-size: 3rem; color: var(--color-gold); margin-bottom: 18px; }
.not-found h2 { font-size: 1.5rem; font-weight: 700; color: var(--color-primary-dark); margin-bottom: 10px; }
.not-found p { color: var(--color-muted); margin-bottom: 26px; }

/* ---------- Sidebar ---------- */
.article-sidebar { display: flex; flex-direction: column; gap: 28px; }
.sidebar-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--color-border); padding: 28px; box-shadow: var(--shadow-sm); }
.sidebar-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-primary-dark); margin: 0 0 18px; padding-bottom: 12px; border-bottom: 2px solid var(--color-border); display: flex; align-items: center; gap: 10px; }
.sidebar-card h3 i { color: var(--color-gold); font-size: 1rem; }
.sidebar-about-img { border-radius: var(--radius-md); overflow: hidden; margin-bottom: 16px; }
.sidebar-about-img img { width: 100%; height: 140px; object-fit: cover; }
.sidebar-about p { font-size: 0.88rem; color: var(--color-muted); line-height: 1.7; margin: 0; }
.sidebar-list { list-style: none; margin: 0; padding: 0; }
.sidebar-list li { margin-bottom: 12px; }
.sidebar-list li:last-child { margin-bottom: 0; }
.sidebar-list a { display: flex; align-items: flex-start; gap: 12px; color: #4b5563; font-size: 0.9rem; line-height: 1.55; transition: all 0.2s ease; }
.sidebar-list a:hover { color: var(--color-primary); }
.sidebar-list a::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--color-gold); flex-shrink: 0; margin-top: 8px; }
.sidebar-point { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--color-border); }
.sidebar-point:last-child { border-bottom: none; }
.sidebar-point .point-icon { width: 38px; height: 38px; border-radius: 10px; background: rgba(200,164,90,0.14); display: flex; align-items: center; justify-content: center; color: var(--color-gold); font-size: 0.95rem; flex-shrink: 0; }
.sidebar-point .point-text { font-size: 0.86rem; color: #4b5563; line-height: 1.5; }

/* ---------- Related ---------- */
.related-section { background: #fff; padding: 5rem 0; border-top: 1px solid var(--color-border); }
.related-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 40px; }
.related-header h2 { font-size: 1.9rem; font-weight: 800; color: var(--color-primary-dark); margin: 0; letter-spacing: -0.02em; }
.related-header p { color: var(--color-muted); font-size: 0.95rem; margin: 4px 0 0; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.related-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--color-border); overflow: hidden; transition: all 0.3s ease; }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.related-card img { width: 100%; height: 170px; object-fit: cover; transition: transform 0.4s ease; }
.related-card:hover img { transform: scale(1.05); }
.related-card .content { padding: 22px 24px 24px; }
.related-card .meta { font-size: 0.78rem; color: var(--color-muted); margin-bottom: 8px; display: flex; align-items: center; gap: 12px; }
.related-card .meta i { color: var(--color-gold); }
.related-card h3 { font-size: 1.02rem; font-weight: 700; color: var(--color-primary-dark); line-height: 1.5; margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card p { font-size: 0.87rem; color: var(--color-muted); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-empty { text-align: center; padding: 50px 20px; color: var(--color-muted); }

/* ---------- CTA ---------- */
.cta-section { padding: 4.5rem 0; background: var(--color-primary-dark); position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; top: 0; right: 0; width: 420px; height: 420px; background: radial-gradient(circle, rgba(200,164,90,0.18) 0%, transparent 70%); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; position: relative; z-index: 2; }
.cta-inner h2 { font-size: 1.8rem; font-weight: 800; color: #fff; margin: 0 0 10px; }
.cta-inner p { color: rgba(255,255,255,0.75); margin: 0; font-size: 0.98rem; }
.cta-btns { display: flex; gap: 16px; flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer { background: #0b1528; color: #9ca3af; padding: 4rem 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 40px; padding-bottom: 3rem; }
.footer-logo { font-size: 1.35rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.footer-logo span { color: var(--color-gold); }
.footer-grid p { font-size: 0.9rem; line-height: 1.7; margin: 0; max-width: 320px; }
.footer-grid h4 { color: #fff; font-size: 1rem; font-weight: 600; margin: 0 0 16px; }
.footer-grid a, .footer-grid span { display: block; font-size: 0.9rem; color: #9ca3af; margin-bottom: 10px; transition: color 0.2s ease; }
.footer-grid a:hover { color: var(--color-gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.45); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .sidebar-card:last-child { grid-column: span 2; }
}
@media (max-width: 900px) {
    .main-nav { display: none; }
    .search-box { display: none; }
    .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .cta-inner { flex-direction: column; text-align: center; }
    .cta-btns { justify-content: center; }
    .related-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .article-hero { padding: 3.5rem 0 2.5rem; }
    .article-content-wrap { padding: 28px 22px; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .related-grid { grid-template-columns: 1fr; }
    .related-header { flex-direction: column; gap: 10px; }
}
@media (max-width: 520px) {
    .container { padding-left: 18px; padding-right: 18px; }
    .header-inner { gap: 10px; min-height: 68px; }
    .logo { font-size: 1.1rem; }
    .btn { padding: 8px 16px; font-size: 0.85rem; }
    .article-meta { gap: 12px; font-size: 0.82rem; }
    .article-sidebar { grid-template-columns: 1fr; }
    .sidebar-card:last-child { grid-column: auto; }
    .article-share { flex-wrap: wrap; }
}

/* roulang page: category1 */
:root {
            --primary: #1a365d;
            --primary-light: #2d5a8e;
            --accent: #c9a96e;
            --accent-light: #e8d5a8;
            --bg-body: #f6f8fb;
            --bg-white: #ffffff;
            --text-main: #1a2733;
            --text-muted: #5b6b7b;
            --border: #e3e8ee;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 10px 40px rgba(15, 25, 35, 0.08);
            --shadow-hover: 0 20px 50px rgba(15, 25, 35, 0.14);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(26, 54, 93, 0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }
        .logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
            margin-left: 24px;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 2px;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 40px;
            padding: 9px 18px;
            width: 240px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary-light);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(45, 90, 142, 0.08);
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            width: 100%;
            font-size: 14px;
            color: var(--text-main);
            background: transparent;
        }
        .search-box input::placeholder {
            color: #9aabb8;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            border-radius: 40px;
            padding: 10px 24px;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(26, 54, 93, 0.2);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(26, 54, 93, 0.26);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(26, 54, 93, 0.2);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--border);
            color: var(--text-main);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(26, 54, 93, 0.04);
        }
        .btn-gold {
            background: var(--accent);
            color: #1a2733;
            box-shadow: 0 4px 14px rgba(201, 169, 110, 0.3);
        }
        .btn-gold:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
        }
        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--primary);
            cursor: pointer;
            padding: 6px;
            border-radius: 8px;
        }
        .nav-toggle:hover {
            background: var(--bg-body);
        }
        .search-tip {
            background: var(--accent-light);
            border-radius: var(--radius-md);
            padding: 12px 20px;
            margin-top: 20px;
            font-size: 14px;
            color: #5a3e1a;
            display: inline-block;
        }

        .banner {
            position: relative;
            padding: 96px 0 80px;
            background: linear-gradient(135deg, rgba(15, 25, 35, 0.92), rgba(26, 54, 93, 0.8)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
        }
        .banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(201, 169, 110, 0.15), transparent 60%);
        }
        .banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .breadcrumb i {
            font-size: 11px;
        }
        .banner h1 {
            font-size: 46px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .banner-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .banner-search {
            display: flex;
            background: #fff;
            border-radius: 50px;
            padding: 6px;
            max-width: 520px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
        }
        .banner-search input {
            flex: 1;
            padding: 12px 20px;
            font-size: 15px;
            color: var(--text-main);
            border-radius: 50px;
        }
        .banner-search input::placeholder {
            color: #9aabb8;
        }
        .banner-search button {
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
        }
        .banner-search button:hover {
            background: var(--primary-light);
        }
        .banner-stats {
            display: flex;
            gap: 48px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .banner-stat {
            display: flex;
            flex-direction: column;
        }
        .banner-stat strong {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-light);
        }
        .banner-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(26, 54, 93, 0.06);
            border: 1px solid rgba(26, 54, 93, 0.1);
            padding: 6px 16px;
            border-radius: 40px;
            letter-spacing: 0.4px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.015em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .value-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: var(--transition);
        }
        .value-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: transparent;
        }
        .value-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            margin-bottom: 20px;
        }
        .value-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .value-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .cate-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .cate-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .cate-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-8px);
        }
        .cate-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .cate-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .cate-card:hover .cate-img img {
            transform: scale(1.06);
        }
        .cate-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 25, 35, 0.4));
        }
        .cate-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cate-tag {
            align-self: flex-start;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(26, 54, 93, 0.06);
            border-radius: 40px;
            padding: 4px 14px;
            margin-bottom: 12px;
        }
        .cate-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cate-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .cate-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cate-more:hover {
            gap: 10px;
            color: var(--primary-light);
        }

        .timeline-wrap {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.15);
        }
        .timeline-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 0;
            position: relative;
            z-index: 2;
        }
        .timeline-step {
            text-align: center;
            padding: 0 12px;
            position: relative;
        }
        .timeline-step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 22px;
            right: -10px;
            width: 100%;
            height: 2px;
            background: rgba(255, 255, 255, 0.25);
        }
        .step-dot {
            width: 44px;
            height: 44px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
            border: 2px solid rgba(255, 255, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: var(--accent-light);
        }
        .timeline-step h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .timeline-step p {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.5;
        }

        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: var(--transition);
        }
        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .news-thumb {
            width: 180px;
            height: 120px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-content {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .news-meta .tag {
            background: rgba(26, 54, 93, 0.07);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 40px;
            font-weight: 600;
        }
        .news-content h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            transition: var(--transition);
        }
        .news-content h3:hover {
            color: var(--primary);
        }
        .news-content p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }
        .hot-panel {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .hot-head {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .hot-head h3 {
            font-size: 18px;
            font-weight: 700;
        }
        .hot-head i {
            color: var(--accent);
        }
        .hot-list {
            padding: 8px 0;
        }
        .hot-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 24px;
            transition: var(--transition);
        }
        .hot-item:hover {
            background: var(--bg-body);
        }
        .hot-num {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: var(--bg-body);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .hot-item:nth-child(1) .hot-num {
            background: linear-gradient(135deg, #f6c344, #e8a020);
            color: #fff;
        }
        .hot-item:nth-child(2) .hot-num {
            background: linear-gradient(135deg, #b0b8c8, #8a94a6);
            color: #fff;
        }
        .hot-item:nth-child(3) .hot-num {
            background: linear-gradient(135deg, #c9874e, #a8662e);
            color: #fff;
        }
        .hot-item-content {
            flex: 1;
        }
        .hot-item-content h4 {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
        }
        .hot-item-content span {
            font-size: 12px;
            color: var(--text-muted);
        }
        .hot-more {
            display: block;
            padding: 16px 24px;
            border-top: 1px solid var(--border);
            text-align: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .hot-more:hover {
            background: var(--bg-body);
        }

        .rank-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .rank-table {
            width: 100%;
            border-collapse: collapse;
        }
        .rank-table th {
            background: var(--bg-body);
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            text-align: left;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border);
        }
        .rank-table td {
            padding: 18px 24px;
            font-size: 14px;
            border-bottom: 1px solid var(--border);
        }
        .rank-table tr:last-child td {
            border-bottom: none;
        }
        .rank-table tr:hover td {
            background: rgba(26, 54, 93, 0.02);
        }
        .rank-team {
            display: flex;
            align-items: center;
            gap: 14px;
            font-weight: 600;
        }
        .rank-order {
            width: 32px;
            height: 32px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            background: var(--bg-body);
            color: var(--text-muted);
        }
        .rank-top1 .rank-order {
            background: linear-gradient(135deg, #f6c344, #e8a020);
            color: #fff;
        }
        .rank-top2 .rank-order {
            background: linear-gradient(135deg, #b0b8c8, #8a94a6);
            color: #fff;
        }
        .rank-top3 .rank-order {
            background: linear-gradient(135deg, #c9874e, #a8662e);
            color: #fff;
        }
        .rank-points {
            font-weight: 700;
            color: var(--primary);
            font-size: 16px;
        }
        .rank-trend {
            font-size: 12px;
            color: #2e8b57;
            background: rgba(46, 139, 87, 0.08);
            padding: 3px 10px;
            border-radius: 40px;
            display: inline-block;
        }
        .rank-note {
            padding: 14px 24px;
            font-size: 13px;
            color: var(--text-muted);
            background: var(--bg-body);
            border-top: 1px solid var(--border);
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(26, 54, 93, 0.2);
        }
        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
        }
        .faq-q i {
            color: var(--accent);
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-a-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .faq-item.active .faq-a {
            max-height: 300px;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-blend-mode: multiply;
            color: #fff;
        }
        .cta-inner {
            text-align: center;
            padding: 72px 0;
            position: relative;
        }
        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.4fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-logo span {
            color: var(--accent);
        }
        .footer-grid p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-grid h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-grid a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 12px;
            transition: var(--transition);
        }
        .footer-grid a:hover {
            color: var(--accent-light);
        }
        .footer-grid span {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 12px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 1024px) {
            .header-inner {
                gap: 16px;
            }
            .main-nav {
                gap: 20px;
            }
            .search-box {
                width: 180px;
            }
            .value-grid,
            .cate-grid {
                gap: 20px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            .header-inner {
                height: 64px;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 30px rgba(15, 25, 35, 0.08);
                transform: translateY(-12px);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                margin: 0;
                z-index: 50;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-link {
                padding: 14px 4px;
                border-bottom: 1px solid var(--border);
                font-size: 16px;
            }
            .nav-link:last-child {
                border-bottom: none;
            }
            .nav-link.active::after {
                display: none;
            }
            .search-box {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .banner {
                padding: 64px 0 56px;
            }
            .banner h1 {
                font-size: 32px;
            }
            .banner-desc {
                font-size: 15px;
            }
            .banner-stats {
                gap: 24px;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .value-grid {
                grid-template-columns: 1fr;
            }
            .cate-grid {
                grid-template-columns: 1fr;
            }
            .timeline-wrap {
                padding: 36px 24px;
            }
            .timeline-steps {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .timeline-step:not(:last-child)::after {
                display: none;
            }
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
            .hot-list {
                padding: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                max-width: 280px;
            }
            .rank-table th,
            .rank-table td {
                padding: 14px 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .banner h1 {
                font-size: 27px;
            }
            .banner-search {
                flex-direction: column;
                border-radius: 18px;
                gap: 8px;
                padding: 12px;
            }
            .banner-search button {
                width: 100%;
            }
            .banner-stats {
                gap: 20px;
            }
            .banner-stat strong {
                font-size: 22px;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .logo {
                font-size: 20px;
            }
            .header-actions .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

        :focus-visible {
            outline: 3px solid rgba(201, 169, 110, 0.6);
            outline-offset: 2px;
        }