:root{--ink:#17242f;--ink2:#4e6072;--line:#e2e9f0;--brand:#0c447c;--brand2:#185fa5;
--sky:#eaf2fa;--bg:#ffffff;--soft:#f5f8fb;--accent:#c8552b;--dark:#10233a;--ok:#0f6e56}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.75 -apple-system,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--brand2);text-decoration:none}
a:hover{color:var(--brand)}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

header.site{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:9px;padding-bottom:9px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:var(--ink);border:0}
.brand img{height:40px;width:auto}
nav.top{display:flex;gap:2px;flex-wrap:wrap;font-size:14.5px}
nav.top a{padding:8px 13px;border-radius:7px;color:var(--ink2);border:0}
nav.top a:hover{color:var(--brand);background:var(--sky)}
nav.top a.on{color:var(--brand);background:var(--sky);font-weight:600}
nav.top .lang{border:1px solid var(--line);border-radius:99px;padding:6px 14px}

.hero{background:linear-gradient(135deg,#0c447c,#16609c 55%,#1d6fa5);color:#fff;text-align:center}
.hero .wrap{padding:62px 24px 54px}
.hero h1{color:#fff;font-size:40px;line-height:1.3;margin:10px 0 12px;letter-spacing:.5px}
.hero .lead{color:rgba(255,255,255,.85);font-size:17.5px;max-width:880px;margin:0 auto 28px}
.acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 30px;border-radius:8px;font-weight:600;font-size:15.5px;border:0}
.btn.solid{background:#fff;color:var(--brand)}
.btn.solid:hover{background:#e8f1fa;color:var(--brand)}
.btn.ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn.ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.facts{display:flex;justify-content:center;flex-wrap:wrap;margin-top:36px;border-top:1px solid rgba(255,255,255,.18);padding-top:24px}
.facts div{padding:0 34px}
.facts div+div{border-left:1px solid rgba(255,255,255,.18)}
.facts b{display:block;font-size:23px;font-weight:700;color:#fff;line-height:1.35}
.facts span{font-size:13px;color:rgba(255,255,255,.66)}

.pagehead{background:linear-gradient(135deg,#0c447c,#1d6fa5);color:#fff}
.pagehead .wrap{padding:34px 24px 30px}
.pagehead .crumb{color:rgba(255,255,255,.72);font-size:13px;margin:0}
.pagehead .crumb a{color:rgba(255,255,255,.88);border:0}
.pagehead h1{color:#fff;font-size:30px;margin:8px 0 0;letter-spacing:.3px}
.banner img{width:100%;display:block}

main{padding-bottom:60px}
section.block{padding:46px 0 6px}
h2{font-size:23px;margin:38px 0 10px;letter-spacing:-.2px}
h3{font-size:17px;margin:24px 0 8px}
p{margin:10px 0}
.lead{font-size:17px;color:var(--ink2);margin:0 0 4px}
.meta{font-size:13px;color:var(--ink2);margin:6px 0 0}

.keybox{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:10px;
padding:18px 22px;margin:26px 0;box-shadow:0 2px 14px rgba(12,68,124,.06)}
.keybox h2{border:0;margin:0 0 8px;font-size:15px;padding:0;color:var(--brand)}
.keybox ul{margin:6px 0 0;padding-left:20px}
.keybox li{margin:5px 0;font-size:15px}
.note{font-size:13.5px;color:var(--ink2);background:#fbfbf7;border:1px solid #eee9dc;padding:12px 16px;border-radius:8px;margin:16px 0}

table{width:100%;border-collapse:separate;border-spacing:0;margin:16px 0;font-size:14.5px;
border:1px solid var(--line);border-radius:10px;overflow:hidden}
caption{text-align:left;font-size:13px;color:var(--ink2);padding:0 0 8px}
th,td{padding:10px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
th{background:var(--brand);color:#fff;font-weight:600;white-space:nowrap;border-bottom:0}
tr:last-child td{border-bottom:0}
tbody tr:nth-child(even) td{background:var(--soft)}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(256px,1fr));gap:20px;margin:22px 0}
.card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;
transition:box-shadow .18s,transform .18s}
.card:hover{box-shadow:0 12px 30px rgba(12,68,124,.14);transform:translateY(-3px)}
.card .thumb{display:block;aspect-ratio:4/3;background:var(--sky);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.card .pad{padding:14px 17px 17px}
.card h3{margin:0 0 6px;font-size:16.5px}
.card p{margin:0;font-size:13.8px;color:var(--ink2)}
.card a{border:0}
.card.plain{padding:16px 18px}
.sec-c{text-align:center}
.card .pad{text-align:center}
.card .pad p{text-align:left;margin-top:8px}
.card .pad .meta{margin:10px 0 0;color:var(--brand2);font-weight:600}

.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:20px 0}
.gallery figure{margin:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.gallery figcaption{font-size:12.5px;color:var(--ink2);padding:8px 12px;border-top:1px solid var(--line)}

.pill{display:inline-block;font-size:12.5px;background:var(--sky);color:var(--brand2);
border:1px solid #cfe0ee;border-radius:99px;padding:3px 12px;margin:0 6px 6px 0}

.contact{border:1px solid var(--line);border-radius:12px;padding:20px 24px;background:var(--soft);margin:22px 0}
.contact dl{display:grid;grid-template-columns:96px 1fr;gap:8px 12px;margin:0;font-size:15px}
.contact dt{color:var(--ink2)}
.contact dd{margin:0}

.cta{background:var(--dark);color:#fff}
.cta .wrap{padding:34px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.cta b{font-size:19px;color:#fff}
.cta p{margin:4px 0 0;color:rgba(255,255,255,.68);font-size:14px}
.cta .btn{background:var(--brand2);color:#fff}
.cta .btn:hover{background:#2b7cc0;color:#fff}

footer.site{background:var(--dark);color:#9db1c5;font-size:13.5px}
footer.site .cols{display:grid;grid-template-columns:1.5fr 1fr 1.3fr;gap:36px;padding:42px 0 30px}
footer.site h4{color:#fff;font-size:15px;margin:0 0 12px;font-weight:600}
footer.site a{color:#9db1c5;border:0}
footer.site a:hover{color:#fff}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin:6px 0}
footer.site .base{border-top:1px solid rgba(255,255,255,.12);padding:16px 0 22px;font-size:12.5px;color:#6f8299}
footer.site .base p{margin:4px 0}

.lang{font-size:13px}
.req{color:var(--accent)}
ul.plain{list-style:none;padding-left:0;margin:14px 0}
ul.plain li{padding:8px 0;border-bottom:1px dashed var(--line);font-size:15px}
ul.plain li:last-child{border-bottom:0}
ul.plain a{border:0}
.item{padding:16px 0;border-bottom:1px solid var(--line)}
.item:last-child{border-bottom:0}
.item h2{border:0;margin:0 0 4px;padding:0;font-size:18px}
.item h2 a{border:0}
.item p{margin:6px 0 0;font-size:15px;color:#2b3947}
.toc{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:14px 20px;margin:22px 0}
.toc h2{border:0;margin:0 0 6px;padding:0;font-size:14px;color:var(--brand);letter-spacing:.4px}
.toc ol{margin:0;padding-left:20px;font-size:14.5px;color:var(--ink2)}
.toc li{margin:4px 0}
article.post{font-size:16px}
article.post h2{margin-top:34px}
article.post h3{margin-top:24px}
article.post ul,article.post ol{padding-left:22px}
article.post li{margin:6px 0}
article.post blockquote{margin:18px 0;padding:10px 18px;border-left:3px solid var(--brand2);
background:var(--soft);color:var(--ink2);border-radius:0 8px 8px 0}
article.post blockquote p{margin:0}
article.post pre{background:#0f1b26;color:#e6eef5;padding:14px 16px;border-radius:8px;
overflow-x:auto;font-size:13.5px;line-height:1.6}
article.post code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em}
article.post p code{background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:1px 5px}
article.post img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:8px}
ol.src{font-size:14px;color:var(--ink2);padding-left:22px}
ol.src li{margin:6px 0}
.faq{margin:14px 0}
.faq .q{font-weight:600;margin:20px 0 6px;font-size:16px}
.faq .a{margin:0;color:#2b3947}

@media(max-width:720px){
h1{font-size:25px}
.hero h1{font-size:28px}
.hero .wrap{padding:44px 20px 40px}
.facts div{padding:0 16px}
.facts b{font-size:18px}
.pagehead h1{font-size:24px}
header.site .wrap{padding:8px 16px;gap:8px}
.brand img{height:34px}
nav.top a{padding:7px 9px;font-size:13.5px}
footer.site .cols{grid-template-columns:1fr;gap:24px}
.cta .wrap{padding:26px 20px}
.contact dl{grid-template-columns:1fr}
}