:root{--ink:#1d2733;--muted:#5e6b78;--line:#dfe5ea;--paper:#fff;--soft:#f5f8fa;--brand:#9f1d2e;--brand-dark:#771321;--gold:#bd8835;--blue:#215b86;--green:#246c57;--shadow:0 12px 32px rgba(24,39,55,.08);--radius:16px;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#f7f8fa;font-family:"Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.82}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.header-inner{max-width:var(--max);margin:auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:700}
.brand img{width:148px;max-height:46px;object-fit:contain}
.nav{display:flex;align-items:center;gap:22px;font-size:15px}
.nav a{color:#344454}
.nav a[aria-current="page"]{color:var(--brand);font-weight:700}
.nav-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 11px;cursor:pointer;font-size:14px}

/* breadcrumb */
.topbar{max-width:var(--max);margin:0 auto;padding:16px 20px 4px;color:var(--muted);font-size:14px}
.topbar a{color:var(--muted)}
.topbar a:hover{color:var(--brand)}

/* hero */
.hero{max-width:var(--max);margin:0 auto;padding:14px 20px 6px}
.hero-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow);display:grid;grid-template-columns:1.12fr .88fr}
.hero-copy{padding:40px}
.eyebrow{display:inline-block;margin-bottom:10px;color:var(--brand);font-weight:700;font-size:14px;letter-spacing:.04em}
.hero h1{font-size:clamp(27px,3.8vw,46px);line-height:1.24;margin:0 0 16px;letter-spacing:-.02em}
.lead{font-size:17.5px;color:#3f4f5d;margin:0 0 22px}
.hero-visual{background:#f3e9e9;min-height:300px}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:14px}
.meta-row span{padding:5px 11px;background:var(--soft);border:1px solid var(--line);border-radius:999px}

/* layout */
.section{max-width:var(--max);margin:0 auto;padding:26px 20px}
.section h2{font-size:clamp(22px,2.6vw,30px);margin:0 0 10px;letter-spacing:-.01em}
.section h3{font-size:20px;margin:30px 0 10px}
.section p{margin:0 0 16px;color:#33414f}
.section .sub{color:var(--muted);margin:-4px 0 18px}
.divider{border:0;border-top:1px solid var(--line);margin:8px 0 0}

/* card grid */
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 6px 18px rgba(24,39,55,.05)}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.card a{font-weight:700}

/* tags */
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:13px;font-weight:700;line-height:1.7}
.tag-985{background:#fbe9ec;color:var(--brand)}
.tag-211{background:#eef3fb;color:var(--blue)}
.tag-sl{background:#eaf5f0;color:var(--green)}
.tag-yiben{background:#f3f0e8;color:var(--gold)}
.tag-erben{background:#eef1f3;color:#5b6b78}
.tag-zhuan{background:#eef0f3;color:#5b6b78}
.tag-hk{background:#f0ebf7;color:#6b3fa0}
.tag-male{background:#e7f0fb;color:#215b86}
.tag-female{background:#fbe9ef;color:#9f1d2e}

/* table */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 6px 18px rgba(24,39,55,.05)}
table.data{width:100%;border-collapse:collapse;font-size:15px;min-width:560px}
table.data th,table.data td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
table.data th{background:var(--soft);color:#33414f;font-weight:700;position:sticky;top:0}
table.data tbody tr:hover{background:#fafcfd}
table.data td.num{text-align:right;font-variant-numeric:tabular-nums}
.empty-note{color:var(--muted);font-style:normal;padding:8px 0}

/* callout */
.callout{border-left:4px solid var(--brand);background:#fbf3f4;border-radius:0 12px 12px 0;padding:16px 18px;margin:18px 0}
.callout.blue{border-color:var(--blue);background:#f1f6fb}
.callout.green{border-color:var(--green);background:#eef6f2}
.callout.gold{border-color:var(--gold);background:#f8f3e9}
.callout h3{margin:0 0 6px;font-size:17px;color:var(--ink)}
.callout p{margin:0;font-size:15px;color:#3f4f5d}

/* faq */
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;margin:12px 0;overflow:hidden}
.faq-q{margin:0;padding:15px 18px;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-q::after{content:"+";color:var(--brand);font-size:20px;font-weight:700}
.faq-item[open] .faq-q::after{content:"\2212"}
.faq-a{padding:0 18px 16px;color:#3f4f5d;margin:0}

/* related */
.related{max-width:var(--max);margin:0 auto;padding:8px 20px 30px}
.related h2{font-size:22px;margin:14px 0 12px}
.linklist{display:flex;flex-wrap:wrap;gap:10px}
.linklist a{padding:7px 13px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:14.5px;color:#344454}
.linklist a:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}

/* footer */
.site-footer{background:#202b36;color:#c4cdd6;margin-top:30px}
.footer-inner{max-width:var(--max);margin:0 auto;padding:30px 20px}
.footer-inner a{color:#dfe6ed}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:26px}
.footer-cols h4{color:#fff;margin:0 0 12px;font-size:15px}
.footer-cols ul{list-style:none;margin:0;padding:0;font-size:14px;line-height:2}
.footer-bottom{border-top:1px solid #33414f;margin-top:22px;padding-top:16px;font-size:13px;color:#9aa6b0;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between}

/* search/filter */
.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:6px 0 18px}
.toolbar input,.toolbar select{padding:9px 12px;border:1px solid var(--line);border-radius:10px;font-size:15px;background:#fff;color:var(--ink)}
.toolbar input{flex:1;min-width:220px}

/* sitemap list */
.sitemap-cols{columns:3;column-gap:28px}
.sitemap-cols li{break-inside:avoid;margin-bottom:6px;font-size:14.5px}

/* misc */
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:6px 0 18px}
.kv .item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px}
.kv .item .k{color:var(--muted);font-size:13px}
.kv .item .v{font-size:20px;font-weight:700;margin-top:2px}
.note{font-size:14px;color:var(--muted)}
.updated{font-size:13.5px;color:var(--muted);margin:2px 0 16px}
.btn{display:inline-block;padding:10px 18px;background:var(--brand);color:#fff;border-radius:10px;font-weight:700}
.btn:hover{background:var(--brand-dark);text-decoration:none}

@media (max-width:900px){
  .hero-card{grid-template-columns:1fr}
  .hero-visual{min-height:180px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .footer-cols{grid-template-columns:1fr}
  .sitemap-cols{columns:2}
}
@media (max-width:620px){
  .nav{display:none;position:absolute;top:62px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav-toggle{display:inline-block}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .sitemap-cols{columns:1}
}