.main-nav a[data-v-d06d6e9a]{margin-right:4px}.main-nav a.router-link-exact-active[data-v-d06d6e9a]{color:var(--primary);font-weight:600}:root{--primary:#2f6fed;--primary-dark:#1f56c9;--accent:#ff7a45;--text:#1f2329;--text-light:#6b7280;--border:#e8eaed;--bg:#f5f7fa}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}a{color:inherit;text-decoration:none}.container{max-width:1180px;margin:0 auto;padding:0 20px}.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.header-inner{gap:20px;height:64px}.header-inner,.logo{display:flex;align-items:center}.logo{gap:8px;font-size:20px;font-weight:700}.logo-mark{width:34px;height:34px;border-radius:8px;background:var(--primary);color:#fff;display:grid;place-items:center}.main-nav{display:flex;align-items:center;gap:16px;margin-left:auto;font-size:15px}.main-nav a.active,.main-nav a:hover{color:var(--primary)}.hero{background:linear-gradient(135deg,#2f6fed,#5b8def);color:#fff;padding:48px 0;text-align:center}.hero h1{font-size:32px;margin-bottom:10px}.section{padding:32px 0}.doc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.doc-card{background:#fff;border-radius:10px;padding:16px;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:transform .15s}.doc-card:hover{transform:translateY(-3px)}.doc-card h3{font-size:15px;margin:8px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.doc-card-foot{display:flex;gap:8px;font-size:12px;color:var(--text-light);margin-top:10px}.doc-price{color:var(--accent);font-weight:700;margin-left:auto}.site-footer{background:#1f2329;color:#b7bcc4;margin-top:50px}.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:30px;padding:40px 20px;max-width:1180px;margin:0 auto}.footer-col h4{color:#fff;margin-bottom:14px;font-size:16px}.footer-col a{display:block;color:#b7bcc4;font-size:14px;padding:4px 0}.footer-col a:hover{color:#fff}.footer-col p{font-size:14px;padding:2px 0}.footer-bottom{border-top:1px solid #333;padding:18px 0;text-align:center;font-size:13px}.footer-tip{color:#6b7280}@media (max-width:980px){.footer-inner{grid-template-columns:1fr 1fr}}.page-head{margin-bottom:20px}.page-head h1{font-size:26px}.page-sub{color:var(--text-light);margin-top:6px}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.filter-item{padding:6px 16px;border-radius:20px;background:#fff;cursor:pointer;font-size:14px}.filter-item.active{background:var(--primary);color:#fff}.auth-wrap{display:flex;justify-content:center;padding:50px 20px}.auth-card{background:#fff;border-radius:14px;padding:36px;width:100%;max-width:400px;box-shadow:0 2px 12px rgba(0,0,0,.06)}.detail-layout{display:grid;grid-template-columns:1fr 320px;gap:24px}.buy-card{background:#fff;border-radius:10px;padding:20px;box-shadow:0 2px 12px rgba(0,0,0,.06)}@media (max-width:980px){.doc-grid{grid-template-columns:repeat(2,1fr)}.detail-layout{grid-template-columns:1fr}}