:root{--brand:#0d4fa1;--brand-d:#093569;--acc:#eaf1fb;--ink:#1d2733;--mut:#5b6b7c;--line:#e3e9f0}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:#fff;line-height:1.75}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:50}
.nav{display:flex;align-items:center;gap:24px;height:64px}
.logo{font-size:19px;font-weight:700;color:var(--brand-d)}
.logo small{display:block;font-size:11px;color:var(--mut);font-weight:400}
.nav a{font-size:14px;color:var(--mut)}
.nav a:hover,.nav a.on{color:var(--brand);font-weight:600}
.nav .sp{flex:1}
.hero{background:linear-gradient(rgba(6,30,60,.78),rgba(9,53,105,.85)),url('img/hero.jpg') center/cover;color:#fff;padding:86px 0 70px}
.hero h1{font-size:34px;margin-bottom:12px}
.hero p{font-size:16px;opacity:.93;max-width:760px}
.hero .tags{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.hero .tags span{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);padding:7px 16px;border-radius:20px;font-size:13px}
h2.sec{font-size:26px;text-align:center;margin:56px 0 8px;color:var(--brand-d)}
p.sec-sub{text-align:center;color:var(--mut);margin-bottom:36px}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g6{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 22px;transition:.2s}
.card:hover{box-shadow:0 8px 24px rgba(13,79,161,.10);transform:translateY(-2px)}
.card .ico{width:46px;height:46px;border-radius:10px;background:var(--acc);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.card h3{font-size:17px;margin-bottom:8px;color:var(--brand-d)}
.card p{font-size:13.5px;color:var(--mut)}
.card ul{margin-top:12px;list-style:none}
.card ul li{font-size:13px;color:var(--mut);padding:3px 0 3px 16px;position:relative}
.card ul li:before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.prodimg{width:100%;height:190px;object-fit:cover;border-radius:10px 10px 0 0;display:block}
.pcard{border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:.2s;background:#fff}
.pcard:hover{box-shadow:0 8px 24px rgba(13,79,161,.12);transform:translateY(-2px)}
.pcard .inner{padding:22px}
.pcard h3{font-size:18px;color:var(--brand-d);margin-bottom:6px}
.pcard .sub{font-size:12.5px;color:var(--brand);margin-bottom:10px}
.pcard p{font-size:13.5px;color:var(--mut)}
.pcard .more{display:inline-block;margin-top:14px;font-size:13.5px;color:var(--brand);font-weight:600}
.strip{background:var(--brand-d);color:#fff;padding:46px 0;text-align:center}
.strip h2{font-size:24px;margin-bottom:8px}
.strip p{opacity:.85;margin-bottom:22px}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 34px;border-radius:6px;font-size:15px;border:1px solid transparent}
.btn:hover{background:var(--brand-d)}
.btn.ghost{background:transparent;border-color:#fff}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.page-head{background:var(--acc);padding:44px 0}
.page-head h1{font-size:28px;color:var(--brand-d)}
.page-head p{color:var(--mut);margin-top:6px}
.imgband{height:280px;overflow:hidden}
.imgband img{width:100%;height:100%;object-fit:cover;display:block}
table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;margin:14px 0}
th,td{border:1px solid var(--line);padding:10px 14px;text-align:left}
th{background:var(--acc);color:var(--brand-d)}
.note{font-size:12.5px;color:var(--mut)}
footer{background:#101b28;color:#93a3b5;padding:44px 0 22px;margin-top:70px;font-size:13px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;margin-bottom:26px}
footer h4{color:#fff;font-size:15px;margin-bottom:12px}
footer a:hover{color:#fff}
footer .copy{border-top:1px solid #26374a;padding-top:18px;text-align:center}
@media(max-width:860px){.g3,.g4,.g6{grid-template-columns:1fr}.g4{grid-template-columns:repeat(2,1fr)}.nav{flex-wrap:wrap;height:auto;padding:10px 0}footer .cols{grid-template-columns:1fr}}