*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#1f2329;font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.site-header{position:fixed;z-index:1000;top:0;left:0;right:0;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,.08)}.header-inner{max-width:1380px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#1f2329;background:#f6f7f9;border-radius:999px;padding:9px 16px;font-weight:700}.nav-core a:hover,.nav-core a.active{color:#c90000;background:rgba(201,0,0,.08)}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#f12b2b 0%,#c90000 55%,#a80000 100%);color:#fff;border-radius:999px;padding:11px 24px;font-weight:800;box-shadow:0 8px 18px rgba(201,0,0,.2)}.header-register{flex:none}.page-shell{max-width:1380px;margin:0 auto;padding:98px 24px 40px;display:grid;grid-template-columns:210px minmax(0,1fr);gap:28px}.side-category{position:sticky;top:96px;align-self:start;background:#fff;border:1px solid rgba(201,0,0,.10);border-radius:18px;box-shadow:0 12px 30px rgba(18,28,45,.08);padding:12px;max-height:calc(100vh - 116px);overflow:auto}.side-category nav{display:grid;gap:5px}.side-category a{padding:8px 12px;border-radius:12px;color:#1f2329;font-size:14px}.side-category a:hover,.side-category a.active{color:#c90000;background:rgba(201,0,0,.08);font-weight:700}.site-main{min-width:0}.banner-slider{margin:0 auto 34px;border-radius:22px;background:#f7f8fa;box-shadow:0 12px 30px rgba(18,28,45,.08);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s}.slide.active{opacity:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#f7f8fa}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.88);color:#c90000;font-size:26px;cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:2}.slider-dots button{width:9px;height:9px;border:0;border-radius:50%;background:rgba(255,255,255,.65);padding:0}.slider-dots button.active{background:#c90000}.section{padding:34px 0}.section.alt{background:#f6f7f9;border-radius:24px;padding:34px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-title,h1,h2,h3{color:#c90000}h1{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:0 0 16px}h2{font-size:clamp(24px,3vw,34px);line-height:1.3;margin:0}h3{margin:0 0 10px}.lead{font-size:18px;color:#5d6673;max-width:850px}.hero-inner{background:linear-gradient(135deg,#fff,#f6f7f9);border:1px solid rgba(201,0,0,.1);border-radius:24px;padding:42px;box-shadow:0 12px 30px rgba(18,28,45,.08)}.grid-2,.grid-3,.grid-4{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid rgba(201,0,0,.10);box-shadow:0 12px 30px rgba(18,28,45,.08);border-radius:18px;padding:20px}.card p,.zone-card p,.info-card p,.review-card p{color:#5d6673;margin:8px 0}.zone-card img,.info-card img,.content-img{width:100%;height:230px;object-fit:contain;background:#f7f8fa;border-radius:14px;margin-bottom:15px}.product-card img{width:100%;height:170px;object-fit:contain;background:#f7f8fa;border-radius:14px;margin-bottom:12px}.data-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#a80000;border-radius:20px;overflow:hidden}.data-item{background:#c90000;color:#fff;padding:24px}.data-item h3,.data-item p{color:#fff}.quick-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.quick-links a{padding:9px 14px;border-radius:999px;background:#f6f7f9;color:#c90000;font-weight:700}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid rgba(201,0,0,.1);border-radius:16px;padding:18px}.tag{display:inline-block;color:#c90000;background:rgba(201,0,0,.08);padding:5px 10px;border-radius:999px;font-size:13px;font-weight:700}.notice{border-left:4px solid #c90000;background:#f6f7f9;padding:18px 20px;border-radius:0 14px 14px 0;color:#5d6673}.site-footer{background:#11151c;color:#e7ecf3;padding:44px 24px 90px}.footer-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand img{max-height:48px;width:auto;margin-bottom:14px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#e7ecf3;margin:7px 0}.legal-note{max-width:1180px;margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);color:#aeb7c4;font-size:14px}.menu-toggle,.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}.media-row{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:26px;align-items:center}.media-row.reverse{grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr)}.muted{color:#8a93a0}
@media(max-width:1100px){.page-shell{grid-template-columns:1fr}.side-category{display:none}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:64px}.header-inner{min-height:64px;padding:0 12px;gap:10px}.nav-core{display:none}.logo img{max-height:42px}.header-register{padding:8px 15px;font-size:14px}.menu-toggle{display:flex;width:38px;height:38px;border:0;background:#f6f7f9;border-radius:12px;flex-direction:column;justify-content:center;gap:4px;padding:9px}.menu-toggle span{height:2px;background:#1f2329;width:100%}.page-shell{padding:80px 14px 26px}.banner-slider{height:clamp(150px,48vw,210px);border-radius:16px;margin-bottom:22px}.slider-arrow{width:34px;height:34px;font-size:20px}.grid-2,.grid-3,.grid-4,.media-row,.media-row.reverse{grid-template-columns:1fr}.section,.section.alt{padding:24px 0}.section.alt{padding:24px 16px;border-radius:18px}.hero-inner{padding:26px 20px}.data-strip{grid-template-columns:1fr 1fr}.data-item{padding:18px}.zone-card img,.info-card img,.content-img{height:190px}.product-card img{height:145px}.mobile-drawer{display:block;position:fixed;z-index:1200;top:0;bottom:0;left:0;width:84%;max-width:320px;background:#fff;transform:translateX(-104%);transition:.3s;overflow:auto;box-shadow:12px 0 30px rgba(18,28,45,.18)}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid #eee}.drawer-head img{max-height:44px;width:auto}.drawer-close{border:0;background:#f6f7f9;width:38px;height:38px;border-radius:50%;font-size:24px}.mobile-drawer nav{padding:12px}.mobile-drawer nav a{display:block;padding:11px 13px;border-radius:10px}.mobile-drawer nav a.active{background:rgba(201,0,0,.08);color:#c90000;font-weight:700}.drawer-mask{position:fixed;display:block;z-index:1100;inset:0;background:rgba(17,21,28,.45);opacity:0;visibility:hidden;transition:.3s}.drawer-mask.show{opacity:1;visibility:visible}.drawer-open{overflow:hidden}.mobile-bottom-nav{display:grid;position:fixed;z-index:1000;left:0;right:0;bottom:0;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid #e3e6ea;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom-nav a{text-align:center;padding:12px 4px;color:#5d6673;font-size:14px}.mobile-bottom-nav a:hover{color:#c90000}.footer-grid{grid-template-columns:1fr}.site-footer{padding:36px 18px 88px}}