:root{--ink:#12232e;--mut:#5b6b76;--acc:#c0392b;--acc2:#0b6f8f;--bg:#fbfaf7;--card:#fff;--bd:#e3e0d8;--ok:#0f7b46}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.75}
a{color:var(--acc2);text-decoration:none}a:hover{text-decoration:underline}
img,svg{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 18px}
header.site{background:#12232e;color:#fff}
header.site .wrap{display:flex;align-items:center;gap:14px;padding:14px 18px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff}
.logo svg{width:34px;height:34px;flex:none}
nav.top{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}
nav.top a{color:#dfe8ee;padding:7px 11px;border-radius:6px;font-size:14px}
nav.top a:hover,nav.top a.on{background:#ffffff22;color:#fff;text-decoration:none}
.langbar{background:#0d1b24;color:#9fb3bf;font-size:12px}
.langbar .wrap{display:flex;gap:12px;padding:6px 18px;flex-wrap:wrap}
.langbar a{color:#9fb3bf}.langbar a.on{color:#fff;font-weight:700}
.hero{background:linear-gradient(135deg,#12232e,#1c4a5e);color:#fff;padding:52px 0 46px}
.hero h1{font-size:31px;line-height:1.35;margin:0 0 12px}
.hero p.sub{font-size:16px;opacity:.92;margin:0 0 18px}
.hero .answer{background:#ffffff14;border-left:4px solid #ffb400;padding:14px 16px;border-radius:6px;font-size:15px;margin:18px 0 0}
.btn{display:inline-block;background:var(--acc);color:#fff;padding:12px 24px;border-radius:7px;font-weight:700;margin-top:16px}
.btn.ghost{background:transparent;border:1px solid #fff}
.btn:hover{opacity:.92;text-decoration:none}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin:-38px 0 34px}
.stat{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:16px;text-align:center;box-shadow:0 2px 10px #0000000d}
.stat b{display:block;font-size:26px;color:var(--acc)}
section{padding:36px 0}
h2{font-size:24px;margin:0 0 6px;border-left:5px solid var(--acc);padding-left:12px}
h3{font-size:19px;margin:26px 0 8px}
p.lead{color:var(--mut);margin:0 0 18px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:18px}
.card b{display:block;margin-bottom:6px;font-size:17px}
.card .tag{display:inline-block;font-size:12px;background:#eef6f8;color:#0b6f8f;border-radius:4px;padding:2px 8px;margin-bottom:8px}
.badge{display:inline-block;font-size:12px;background:#fdeceb;color:var(--acc);border-radius:4px;padding:2px 8px;margin-bottom:8px}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px;background:#fff}
th,td{border:1px solid var(--bd);padding:9px 11px;text-align:left}
th{background:#f2f4f5}
.fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:18px}
.fcard{background:#fff;border:1px solid var(--bd);border-radius:10px;padding:16px;display:flex;flex-direction:column}
.fcard .ico{width:44px;height:44px;border-radius:9px;background:linear-gradient(135deg,#c0392b,#e67e22);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;margin-bottom:10px}
.fcard p{margin:6px 0;font-size:14px;color:var(--mut)}
.fcard .go{margin-top:auto;padding-top:10px;font-weight:700}
form.inq{background:#fff;border:1px solid var(--bd);border-radius:12px;padding:22px;max-width:760px}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
label{display:block;font-size:13px;font-weight:700;margin:12px 0 5px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--bd);border-radius:7px;font-size:14px;font-family:inherit;background:#fff}
textarea{min-height:96px}
.agree{margin:16px 0;font-size:13px;color:var(--mut)}
.contactbar{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0}
.contactbar a{flex:1;min-width:210px;background:#fff;border:1px solid var(--bd);border-radius:9px;padding:14px;text-align:center;font-weight:700}
.contactbar span{display:block;font-size:12px;color:var(--mut);font-weight:400;margin-top:3px}
.faq details{border:1px solid var(--bd);background:#fff;border-radius:9px;padding:12px 16px;margin:10px 0}
.faq summary{font-weight:700;cursor:pointer}
.faq p{margin:10px 0 0;color:var(--mut)}
.breadcrumb{font-size:13px;color:var(--mut);padding:14px 0}
footer.site{background:#12232e;color:#c6d3da;padding:30px 0 20px;margin-top:20px;font-size:13px}
footer.site a{color:#c6d3da}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.note{background:#fff8e6;border:1px solid #f2dfae;border-radius:8px;padding:12px 14px;font-size:13px;margin:14px 0}
.toc a{display:block;padding:5px 0;font-size:14px}
@media(max-width:640px){.hero h1{font-size:24px}.stats{margin-top:16px}}