:root{--navy:#151733;--navy2:#1F2347;--gold:#EF9F27;--gold2:#FAC775;--ink:#22252E;--muted:#5A6076;--line:#E3E6F0;--bg:#FFFFFF;--soft:#F7F8FC}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);line-height:1.7;background:var(--bg)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
header{position:sticky;top:0;z-index:50;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.08)}
.hd{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:38px;border-radius:0}
.brand b{color:#fff;font-size:17px;font-weight:600;letter-spacing:.5px}
.brand span{color:var(--gold2);font-size:12px;display:block;letter-spacing:2px}
nav{display:flex;align-items:center;gap:26px}
nav a{color:#C9CDDE;font-size:14px}
nav a:hover,nav a.on{color:var(--gold)}
.lang{border:1px solid rgba(255,255,255,.3);color:#fff;padding:5px 12px;border-radius:4px;font-size:13px}
.lang:hover{border-color:var(--gold);color:var(--gold)}
.hero{position:relative;background:var(--navy) url() center/cover no-repeat;color:#fff;padding:96px 0 88px;overflow:hidden;min-height:460px;display:flex;align-items:center}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,51,.92) 0%,rgba(21,23,51,.78) 55%,rgba(21,23,51,.45) 100%)}
.hero .wrap{position:relative;z-index:1;width:100%}
.hero h1{font-size:46px;line-height:1.2;margin:0 0 18px;font-weight:600;letter-spacing:-.5px;text-shadow:0 2px 6px rgba(0,0,0,.25)}
.hero h1 em{color:var(--gold);font-style:normal}
.hero p{font-size:17px;color:#C9D0E5;margin:0 0 32px;max-width:760px;text-shadow:0 1px 4px rgba(0,0,0,.25)}
.btn{display:inline-block;background:var(--gold);color:#151733;padding:13px 28px;border-radius:4px;font-weight:600;font-size:15px}
.btn:hover{background:var(--gold2)}
.btn.ghost{border:1px solid rgba(255,255,255,.35);color:#fff;background:none;margin-left:12px}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold)}
section{padding:78px 0}
section.soft{background:var(--soft)}
h2{font-size:30px;margin:0 0 8px;font-weight:600}
.sub{color:var(--muted);margin:0 0 40px;font-size:15px}
.grid{display:grid;gap:24px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px;overflow:hidden}
.card h3{margin:0 0 8px;font-size:19px;font-weight:600}
.card p{margin:0 0 14px;color:var(--muted);font-size:14px}
.card ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px}
.card ul li{margin-bottom:6px}
.card-img{margin:-26px -26px 18px;width:calc(100% + 52px);height:180px;object-fit:cover;border-bottom:1px solid var(--line)}
.tag{display:inline-block;margin-top:14px;color:var(--gold);font-size:14px;font-weight:600}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{position:relative;padding-top:18px;border-top:3px solid var(--gold)}
.step b{display:block;font-size:16px;margin-bottom:4px}
.step span{color:var(--muted);font-size:14px}
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.why div{background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px}
.why b{display:block;font-size:17px;margin-bottom:6px}
.why p{margin:0;color:var(--muted);font-size:14px}
.band{background:var(--navy);color:#fff;padding:64px 0;text-align:center}
.band h2{color:#fff}
.band p{color:#B9BED2;margin:0 0 26px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
th{background:var(--soft);font-weight:600}
td.m{color:var(--muted)}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.kv{font-size:15px}
.kv div{margin-bottom:14px}
.kv b{display:block;color:var(--muted);font-size:13px;font-weight:400}
.factory{border-radius:8px;overflow:hidden;box-shadow:0 4px 18px rgba(0,0,0,.12);margin:24px 0}
.factory img{width:100%;height:auto;display:block}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0}
.timeline div{border-left:3px solid var(--gold);padding-left:16px}
.timeline b{display:block;color:var(--gold);font-size:20px;margin-bottom:6px}
.timeline span{font-size:14px;color:var(--muted)}
.cert{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:24px}
.cert img{width:100%;border:1px solid var(--line);border-radius:8px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.map{max-width:560px;margin-top:18px}
.map img{width:100%;border:1px solid var(--line);border-radius:8px}
footer{background:#0F1129;color:#9AA0B5;padding:46px 0;font-size:14px}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
footer h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:600}
footer a{color:#9AA0B5}
footer a:hover{color:var(--gold)}
.fbot{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;font-size:13px}
@media(max-width:900px){
.g4,.g3,.steps,.why,.contact,.fgrid,.timeline,.cert{grid-template-columns:1fr}
nav{gap:14px;overflow-x:auto}
.hero h1{font-size:32px}
.hd{height:auto;padding:14px 0;flex-wrap:wrap}
.hero{min-height:360px}
}