:root{--ink:#16202a;--muted:#5b6b7b;--line:#dfe6ec;--brand:#0f5b8f;--brand-2:#127ab8;--bg:#f6f8fa;--radius:10px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.7 -apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:20px;min-height:64px}
.logo{font-weight:700;font-size:19px;color:var(--ink);white-space:nowrap}
.logo span{color:var(--brand)}
nav.main{display:flex;gap:18px;flex-wrap:wrap;flex:1}
nav.main a{color:var(--ink);font-size:15px}
nav.main a[aria-current]{color:var(--brand);font-weight:600}
.langbox{position:relative}
.langbox>button{background:#fff;border:1px solid var(--line);border-radius:8px;padding:7px 12px;font-size:14px;cursor:pointer;color:var(--ink)}
.langbox ul{position:absolute;inset-inline-end:0;top:110%;background:#fff;border:1px solid var(--line);border-radius:8px;list-style:none;margin:0;padding:6px;min-width:190px;display:none;box-shadow:0 10px 26px rgba(16,32,48,.12);max-height:60vh;overflow:auto}
.langbox:hover ul,.langbox:focus-within ul{display:block}
.langbox li a{display:block;padding:7px 10px;border-radius:6px;color:var(--ink);font-size:14px}
.langbox li a:hover{background:var(--bg);text-decoration:none}
.hero{padding:64px 0 48px;background:linear-gradient(180deg,#f2f7fb,#fff)}
.hero h1{font-size:34px;line-height:1.25;margin:0 0 14px;max-width:900px}
.hero p{font-size:17px;color:var(--muted);max-width:760px;margin:0 0 26px}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 22px;border-radius:8px;font-size:15px;font-weight:600}
.btn:hover{background:var(--brand-2);text-decoration:none}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
section{padding:44px 0;border-top:1px solid var(--line)}
section h2{font-size:24px;margin:0 0 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:20px}
.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column}
.card .thumb{aspect-ratio:4/3;background:var(--bg)}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .body{padding:16px 16px 18px}
.card h3{margin:0 0 8px;font-size:17px;line-height:1.35}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.catgroup{margin-bottom:36px}
.catgroup h3{font-size:18px;margin:0 0 14px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.breadcrumb{font-size:13.5px;color:var(--muted);padding:18px 0 0}
.breadcrumb a{color:var(--muted)}
.product-head{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;padding:24px 0 8px}
.product-head h1{font-size:30px;line-height:1.3;margin:0 0 12px}
.lead{color:var(--muted);font-size:16.5px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-top:14px}
.gallery img{border:1px solid var(--line);border-radius:8px;aspect-ratio:1/1;object-fit:cover}
ul.ticks{list-style:none;padding:0;margin:0}
ul.ticks li{position:relative;padding-inline-start:22px;margin-bottom:9px}
ul.ticks li:before{content:"";position:absolute;inset-inline-start:4px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand-2)}
table.specs{width:100%;border-collapse:collapse;font-size:15px}
table.specs th,table.specs td{border-bottom:1px solid var(--line);padding:11px 12px;text-align:start;vertical-align:top}
table.specs th{width:38%;font-weight:600;background:var(--bg)}
.prose{max-width:820px}
.prose h2{font-size:22px;margin:34px 0 12px}
.prose h3{font-size:18px;margin:26px 0 10px}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{padding-inline-start:22px;margin:0 0 16px}
.prose li{margin-bottom:8px}
.prose .table-scroll{overflow-x:auto;margin:0 0 18px;border:1px solid var(--line);border-radius:10px}
.prose table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:9px 12px;text-align:start;vertical-align:top}
.prose th{background:var(--bg);font-weight:600;white-space:nowrap}
.prose tbody tr:last-child td{border-bottom:0}
.cta{background:var(--brand);color:#fff;text-align:center;padding:52px 0}
.cta h2{color:#fff;font-size:26px;margin:0 0 12px;border:0}
.cta p{color:#d8e8f4;margin:0 auto 24px;max-width:640px}
.cta .btn{background:#fff;color:var(--brand)}
form.inquiry{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:760px}
form.inquiry label{display:block;font-size:14px;font-weight:600;margin-bottom:5px}
form.inquiry input,form.inquiry select,form.inquiry textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;color:var(--ink);background:#fff}
form.inquiry .full{grid-column:1/-1}
form.inquiry button{grid-column:1/-1;justify-self:start;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:12px 24px;font:inherit;font-weight:600;cursor:pointer}
.hp{position:absolute;inset-inline-start:-9999px}
small.note{display:block;color:var(--muted);font-size:13px;margin-top:10px}
dl.kv{display:grid;grid-template-columns:180px 1fr;gap:10px 18px;font-size:15px}
dl.kv dt{font-weight:600;color:var(--muted)}
dl.kv dd{margin:0}
footer.site{background:#12202c;color:#c7d4de;padding:46px 0 26px;font-size:14.5px}
footer.site a{color:#c7d4de}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer.site h4{color:#fff;font-size:15px;margin:0 0 12px}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:8px}
.legal{border-top:1px solid #23364a;margin-top:32px;padding-top:18px;font-size:13px;color:#93a6b6;display:flex;gap:18px;flex-wrap:wrap}
.icp{color:#93a6b6}
@media(max-width:860px){
 .product-head{grid-template-columns:1fr}
 .fgrid{grid-template-columns:1fr}
 form.inquiry{grid-template-columns:1fr}
 nav.main{order:3;flex-basis:100%;gap:14px;overflow:auto;padding-bottom:8px}
 .bar{flex-wrap:wrap;padding:8px 0}
 .hero h1{font-size:26px}
}