*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#1c1c1c;background:#fff;line-height:1.65}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid #eef1f4}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:#003a5c;font-size:17px}
.logo span small{display:block;font-size:10px;font-weight:400;color:#98a2ad;letter-spacing:.5px}
.menu{display:flex;gap:26px;font-size:14px}
.menu a:hover{color:#e8422a}
.menu a.en{color:#003a5c;border:1px solid #d7dee5;border-radius:14px;padding:4px 12px}
.tel{font-weight:700;color:#e8422a;font-size:15px}
.hero{background:linear-gradient(120deg,#003a5c,#00547f);color:#fff;padding:64px 0 56px;position:relative;overflow:hidden}
.hero h1{font-size:34px;line-height:1.3;margin-bottom:14px;font-weight:800}
.hero p{opacity:.9;max-width:620px;font-size:15px}
.hero .btns{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:#e8422a;color:#fff;padding:12px 24px;border-radius:8px;font-weight:700;font-size:14px}
.btn.ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35)}
.stats{display:flex;gap:44px;margin-top:34px;flex-wrap:wrap}
.stats b{display:block;font-size:26px;color:#ffd200}
.stats i{font-style:normal;font-size:12px;opacity:.75}
section{padding:56px 0}
h2.sec{font-size:24px;color:#003a5c;margin-bottom:6px}
.sub{color:#8b95a0;font-size:13px;margin-bottom:26px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.card{border:1px solid #ebeff3;border-radius:12px;overflow:hidden;transition:.2s;background:#fff}
.card:hover{box-shadow:0 10px 30px rgba(0,58,92,.12);transform:translateY(-2px)}
.card img{width:100%;height:172px;object-fit:cover;background:#f2f4f7;display:block}
.card .b{padding:14px 16px 16px}
.card h3{font-size:15px;color:#12212e;margin-bottom:6px;line-height:1.4;height:42px;overflow:hidden}
.card .m{font-size:12px;color:#8b95a0;margin-bottom:8px}
.card .p{color:#e8422a;font-weight:800;font-size:16px}
.card .go{font-size:12px;color:#003a5c;float:right;margin-top:2px}
.svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.svc div{border-left:3px solid #e8422a;padding:6px 0 6px 14px}
.svc h4{font-size:16px;color:#003a5c;margin-bottom:4px}
.svc p{font-size:13px;color:#6f7a85}
.cta{background:#f5f7f9;border-radius:14px;padding:30px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
footer{background:#0d2433;color:#9fb0bd;font-size:13px;padding:34px 0}
footer a{color:#cdd9e2}
.fgrid{display:flex;gap:40px;flex-wrap:wrap;justify-content:space-between}
input,textarea,select{font-family:inherit}
form.inq{display:grid;gap:10px;max-width:520px}
form.inq input,form.inq textarea{border:1px solid #dfe5ea;border-radius:8px;padding:11px 13px;font-size:14px;background:#fff}
form.inq textarea{min-height:84px;resize:vertical}
form.inq button{background:#e8422a;color:#fff;border:0;border-radius:8px;padding:12px;font-size:15px;font-weight:700;cursor:pointer}
.ok{color:#2e9e4f;font-size:13px}
.prod-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:start}
.prod-hero img{width:100%;border-radius:12px;background:#f2f4f7}
.specs{white-space:pre-wrap;background:#f7f9fb;border:1px solid #eef1f4;border-radius:10px;padding:16px;font-size:13px;line-height:1.85}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px;margin-top:12px}
.thumbs img{height:80px;object-fit:cover;border-radius:6px}
@media(max-width:760px){.hero h1{font-size:25px}.menu{display:none}.prod-hero{grid-template-columns:1fr}section{padding:38px 0}.stats{gap:26px}}