:root{--blue:#2d8fdc;--deep:#0f3d67;--soft:#eaf6ff;--line:#d8ecfb;--text:#16324a}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#f8fcff}
a{color:inherit;text-decoration:none}
.site-top{position:fixed;top:0;left:0;right:0;z-index:20;height:76px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,236,251,.7)}
.site-brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--deep);font-size:21px}
.site-brand img{width:42px;height:42px;object-fit:contain}
.site-nav{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;gap:14px}
.site-nav a{padding:14px 22px;border-radius:999px;color:#24506f;font-weight:800;font-size:17px}
.site-nav a:hover{background:var(--soft);color:#0369a1}
.hero{position:relative;min-height:76vh;padding:130px 7vw 80px;display:flex;align-items:center;background:linear-gradient(125deg,#dff3ff,#ffffff 42%,#edf8ff)}
.hero.is-full{min-height:100vh}
.hero.hero-medium,.hero.hero-medium.is-full{min-height:76vh}
.hero.hero-compact,.hero.hero-compact.is-full{min-height:560px}
.hero:before{content:"";position:absolute;inset:0;background-image:var(--hero);background-size:cover;background-position:center;opacity:.36}
.hero-slider{position:absolute;inset:0;overflow:hidden}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.03);transition:opacity 1s ease,transform 6s ease}
.hero-slide.active{opacity:.62;transform:scale(1)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(248,252,255,.78),rgba(248,252,255,.48),rgba(248,252,255,.12))}
.hero-content{position:relative;max-width:780px;padding-top:30px}
.hero-dots{position:absolute;left:7vw;bottom:34px;display:flex;gap:10px;z-index:3}
.hero-dots button{width:36px;height:5px;border:0;border-radius:999px;background:rgba(14,116,144,.24);cursor:pointer;padding:0}
.hero-dots button.active{background:#0ea5e9}
.eyebrow,.section-head span,.soft-panel span,.page-hero span,.detail-info span{color:#0284c7;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.hero h1{font-size:clamp(44px,7vw,92px);line-height:1.02;margin:12px 0 18px;color:#0b355d;letter-spacing:0}
.hero p{font-size:21px;line-height:1.8;max-width:680px;color:#285672}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.site-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:#0ea5e9;color:#fff;padding:14px 24px;font-weight:900;box-shadow:0 14px 30px rgba(14,165,233,.24)}
.site-btn.ghost{background:rgba(255,255,255,.82);color:#075985;border:1px solid #bae6fd;box-shadow:none}
.site-btn.blue{background:#eaf6ff}
.section{width:min(1380px,92vw);margin:0 auto;padding:72px 0}
.site-band{background:linear-gradient(180deg,#edf8ff,#f8fcff);border-top:1px solid rgba(216,236,251,.75);border-bottom:1px solid rgba(216,236,251,.75)}
.site-band-panels{background:linear-gradient(180deg,#f8fcff,#eaf6ff)}
.home-products{padding-bottom:34px}
.home-panels{padding-top:18px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head h2,.soft-panel h2,.page-hero h1{margin:7px 0 0;color:#123b61;font-size:34px}
.section-head a,.site-link{color:#0369a1;font-weight:900}
.product-grid{display:grid;gap:20px}
.product-grid.cols-1{grid-template-columns:1fr}.product-grid.cols-2{grid-template-columns:repeat(2,1fr)}.product-grid.cols-3{grid-template-columns:repeat(3,1fr)}.product-grid.cols-4{grid-template-columns:repeat(4,1fr)}.product-grid.cols-5{grid-template-columns:repeat(5,1fr)}.product-grid.cols-6{grid-template-columns:repeat(6,1fr)}
.product-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:0 16px 36px rgba(32,112,173,.08);transition:transform .18s ease,box-shadow .18s ease}
.product-card:hover{transform:translateY(-4px);box-shadow:0 22px 46px rgba(32,112,173,.14)}
.product-img{aspect-ratio:1.1/1;border-radius:14px;background:linear-gradient(135deg,#eff8ff,#fff);display:flex;align-items:center;justify-content:center;overflow:hidden;color:#93c5fd;font-weight:900}
.product-img img{width:100%;height:100%;object-fit:contain}
.product-card strong{display:block;margin-top:12px;color:#123b61;font-size:16px;line-height:1.35}
.product-card small{display:block;margin-top:6px;color:#64748b}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.soft-panel,.contact-box,.article-content,.empty{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 16px 36px rgba(32,112,173,.08)}
.soft-panel p,.article-content,.contact-box{font-size:17px;line-height:1.9;color:#36566d}
.site-footer{border-top:1px solid var(--line);background:#eef8ff;color:#41647c;text-align:center;padding:28px 16px;display:grid;gap:8px}
.page-main{padding-top:76px}
.page-hero{position:relative;padding:96px 7vw 78px;background:linear-gradient(135deg,#e1f3ff,#fff);text-align:center;overflow:hidden}
.page-hero.has-image:before{content:"";position:absolute;inset:0;background-image:var(--page-hero);background-size:cover;background-position:center;opacity:.46}
.page-hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(248,252,255,.82),rgba(248,252,255,.58))}
.page-hero-inner{position:relative;z-index:1}
.page-hero h1{font-size:48px}
.page-hero p{color:#4b6b80;font-size:18px}
.category-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}
.category-tabs a{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 16px;font-weight:800;color:#28617f}
.category-tabs a.active,.category-tabs a:hover{background:#0ea5e9;color:#fff;border-color:#0ea5e9}
.pager{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:34px;color:#64748b}
.pager a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 15px;color:#0369a1;font-weight:800}
.product-detail{width:min(1180px,92vw);margin:0 auto;padding:120px 0 50px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.detail-image{background:#fff;border:1px solid var(--line);border-radius:24px;min-height:420px;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 18px 46px rgba(32,112,173,.1)}
.detail-image img{width:100%;height:100%;object-fit:contain}
.detail-info h1{font-size:44px;line-height:1.15;color:#123b61;margin:12px 0}
.detail-info p{font-size:18px;line-height:1.8;color:#45677f}
.article-content img{max-width:100%;height:auto}
@media (max-width:820px){
  .site-top{position:sticky;height:auto;padding:12px 16px;display:block}.site-brand{justify-content:center}.site-nav{position:static;transform:none;margin-top:10px;justify-content:center;flex-wrap:wrap;gap:4px}.site-nav a{padding:9px 12px;font-size:15px}
  .hero,.hero.is-full{min-height:70vh;padding:70px 22px}.hero.hero-medium,.hero.hero-medium.is-full{min-height:62vh}.hero.hero-compact,.hero.hero-compact.is-full{min-height:480px}.hero:before{background-image:var(--hero-mobile);opacity:.48}.hero-slide{opacity:0}.hero-slide.active{opacity:.48}.hero-shade{background:linear-gradient(180deg,rgba(248,252,255,.82),rgba(248,252,255,.46))}
  .hero-dots{left:22px;bottom:20px}
  .hero h1{font-size:42px}.hero p{font-size:17px}.hero-actions{gap:10px}.site-btn{width:100%;padding:13px 18px}
  .section{padding:46px 0}.section-head{align-items:flex-start}.section-head h2,.soft-panel h2{font-size:28px}
  .product-grid,.product-grid.cols-1,.product-grid.cols-2,.product-grid.cols-3,.product-grid.cols-4,.product-grid.cols-5,.product-grid.cols-6{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .product-card{padding:10px;border-radius:14px}.product-card strong{font-size:14px}.split,.product-detail{grid-template-columns:1fr}
  .page-main{padding-top:0}.page-hero{padding:48px 22px}.page-hero h1{font-size:34px}.detail-image{min-height:280px}.detail-info h1{font-size:32px}
}