:root{--red:#C90000;--red-dark:#A80000;--ink:#1F2329;--muted:#5D6673;--soft:#8A93A0;--line:rgba(201,0,0,.12);--bg:#fff;--bg-soft:#F6F7F9;--bg-zone:#F1F3F6;--shadow:0 12px 30px rgba(18,28,45,.08);--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.72}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1280px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;justify-content:center;gap:10px;white-space:nowrap;flex-wrap:nowrap;flex:1}.nav-core 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118px);overflow:auto}.side-title{padding:8px 10px 12px;color:var(--red);font-weight:900}.side-category nav{display:grid;gap:4px}.side-category a{color:var(--ink);border-radius:12px;padding:8px 10px;font-size:14px}.side-category a:hover,.side-category a.active{color:var(--red);background:rgba(201,0,0,.08)}.page-column{min-width:0}.banner-slider{width:100%;margin:2px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .55s ease}.slide.active{opacity:1;pointer-events:auto}.banner-slider 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p{color:var(--muted);margin:0}.content-img{width:100%;max-height:280px;object-fit:contain;background:#F7F8FA;border-radius:16px;margin-bottom:18px}.product-card{overflow:hidden;padding:0}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA}.product-card .card-body{padding:18px}.data-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.25);border-radius:20px;overflow:hidden;margin:28px 0;background-color:var(--red)}.data-item{padding:24px;color:#fff;background:linear-gradient(145deg,#D90000,#AA0000)}.data-item strong{display:block;font-size:20px;margin-bottom:8px}.data-item p{margin:0;color:rgba(255,255,255,.86)}.media-row{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr);gap:24px;align-items:center}.media-row.reverse{grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr)}.media-row 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28px;box-shadow:var(--shadow)}.page-hero.no-image{grid-template-columns:1fr}.page-hero img{width:100%;height:280px;object-fit:contain;background:#fff;border-radius:18px}.page-hero p{color:var(--muted);font-size:17px}.site-footer{background:#11151C;color:#E7ECF3;margin-top:48px;padding:46px 0 0}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px}.footer-brand img{max-height:52px;width:auto;margin-bottom:16px}.footer-grid h2{color:#fff;font-size:18px}.footer-grid a{display:block;color:#C9D0DA;margin:8px 0}.footer-grid p{color:#C9D0DA}.legal-note{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding:22px 0;color:#C9D0DA}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.08);padding:16px;color:#9DA8B5}.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}
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@media(max-width:520px){.container{width:calc(100% - 20px)}.header-inner{gap:8px}.logo img{max-width:124px;max-height:40px}.register-btn{padding:7px 13px}.hero-panel,.card,.zone-card,.info-card,.review-card{padding:18px}.page-hero{padding:20px}.data-strip{grid-template-columns:1fr}.grid-4{grid-template-columns:1fr}.product-card img{height:150px}.content-img,.page-hero img,.media-row img{max-height:210px}.section{padding:22px 0}.horizontal-scroll{grid-auto-columns:82%}}