:root{--red:#c0392b;--dark:#1f2328;--muted:#5b6570;--line:#e3e7ec;--bg:#fff;--soft:#f5f7fa}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--dark);background:var(--bg)}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.site{background:#fff;border-bottom:1px solid var(--line)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:10px;font-weight:800;font-size:22px;letter-spacing:.5px;color:var(--dark)}
.brand span{font-weight:500;font-size:14px;color:var(--muted);letter-spacing:0}
.tel{font-size:14px;color:var(--muted)}
.tel a{font-size:20px;font-weight:700;color:var(--red);white-space:nowrap}
nav.main{background:var(--red)}
nav.main ul{display:flex;flex-wrap:wrap;list-style:none;margin:0;padding:0}
nav.main a{display:block;color:#fff;padding:13px 18px;font-size:15px}
nav.main a:hover{background:rgba(0,0,0,.15);text-decoration:none}
nav.main .lang{margin-left:auto}
nav.main .lang a{background:rgba(0,0,0,.18)}
.hero{padding:38px 0 10px}
h1{font-size:30px;line-height:1.35;margin:0 0 14px}
h2{font-size:22px;margin:38px 0 14px;padding-left:12px;border-left:4px solid var(--red)}
h3{font-size:17px;margin:22px 0 8px}
p,li{color:#2b3138}
.lead{font-size:17px;color:var(--muted)}
ul.plain{padding-left:20px}
ul.plain li{margin:6px 0}
table{width:100%;border-collapse:collapse;font-size:15px;margin:14px 0}
th,td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}
th{background:var(--soft);font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin:18px 0}
.card{border:1px solid var(--line);border-radius:6px;padding:18px;background:#fff}
.card h3{margin-top:0}
.card p{font-size:15px;color:var(--muted);margin:8px 0 12px}
.more{font-weight:600;font-size:15px}
.faq dt{font-weight:600;margin-top:16px}
.faq dd{margin:6px 0 0;color:#2b3138}
.cta{margin:34px 0;padding:20px;border-radius:6px;background:var(--soft);border-left:4px solid var(--red)}
.cta p{margin:6px 0}
footer.site{background:#2b3138;color:#c9d1d9;margin-top:44px;padding:26px 0;font-size:14px}
footer.site a{color:#fff}
footer.site .row{margin:6px 0}
footer.site .cn{color:#98a2ad}
@media(max-width:640px){h1{font-size:24px}h2{font-size:19px}.tel a{font-size:18px}}