*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#1f2329;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.site-header{position:fixed;top:0;left:0;right: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{max-width:1280px;margin:auto;padding:0 24px;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;min-width:0}.nav-core a{color:#1f2329;background:#f6f7f9;border-radius:999px;padding:9px 15px;font-weight:650}.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 22px;font-weight:750;box-shadow:0 8px 18px rgba(201,0,0,.22)}.register-btn{flex:0 0 auto}.menu-toggle{display:none;border:0;background:#fff;width:42px;height:42px;padding:10px}.menu-toggle span{display:block;height:2px;background:#1f2329;margin:5px 0}.page-shell{max-width:1280px;margin:0 auto;padding:98px 24px 0;display:grid;grid-template-columns:190px minmax(0,1fr);gap:28px}.side-category{position:sticky;top:96px;height:max-content;background:#fff;border:1px solid rgba(201,0,0,.1);border-radius:18px;box-shadow:0 12px 30px rgba(18,28,45,.08);padding:10px}.side-category nav{max-height:calc(100vh - 120px);overflow:auto}.side-category a{display:block;color:#1f2329;border-radius:12px;padding:8px 11px;font-size:14px}.side-category a:hover,.side-category a.active{color:#c90000;background:rgba(201,0,0,.08)}.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:330px}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;pointer-events:none}.slide.active{opacity:1;pointer-events:auto}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#f7f8fa}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:0;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.9);font-size:26px;cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:3}.slider-dots button{width:9px;height:9px;border:0;border-radius:50%;background:rgba(31,35,41,.35);padding:0}.slider-dots button.active{background:#c90000}.section{margin:0 0 34px}.section-box,.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid rgba(201,0,0,.1);box-shadow:0 12px 30px rgba(18,28,45,.08);border-radius:18px}.section-box{padding:30px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head p{margin:0;color:#5d6673}.section-title,h1,h2,h3{color:#c90000;line-height:1.3}h1{font-size:36px;margin:0 0 14px}h2{font-size:28px;margin:0}h3{font-size:19px}.lead{font-size:17px;color:#5d6673;max-width:900px}.hero-inner{padding:38px;background:linear-gradient(135deg,#fff,#f6f7f9);border-radius:22px;border:1px solid rgba(201,0,0,.1);margin-bottom:30px}.quick-links,.grid-2,.grid-3,.grid-4{display:grid;gap:18px}.quick-links,.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card{padding:20px}.card p,.zone-card p,.info-card p,.review-card p{color:#5d6673;margin-bottom:0}.card img,.zone-card img,.info-card img,.content-img{width:100%;height:210px;object-fit:contain;background:#f7f8fa;border-radius:14px;margin-bottom:16px}.product-strip{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:16px;overflow-x:auto;padding:4px 2px 14px}.product-card{background:#fff;border:1px solid rgba(201,0,0,.1);border-radius:16px;overflow:hidden;min-width:220px}.product-card img{width:100%;height:170px;object-fit:contain;background:#f7f8fa}.product-card div{padding:16px}.data-band{background:#c90000;color:#fff;border-radius:20px;padding:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.data-band article{border:1px solid rgba(255,255,255,.28);border-radius:14px;padding:16px}.data-band h3{color:#fff;margin:0 0 8px}.data-band p{margin:0;color:#fff}.notice{background:#f6f7f9;border-left:4px solid #c90000;padding:18px 20px;border-radius:12px;color:#5d6673}.faq details{border-bottom:1px solid #e8ebef;padding:14px 0}.faq summary{font-weight:700;cursor:pointer;color:#1f2329}.faq p{color:#5d6673}.site-footer{background:#11151c;color:#e7ecf3;margin-top:50px;padding:42px 24px 18px}.footer-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand img{max-height:50px;width:auto;margin-bottom:14px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#cbd2dc;margin:7px 0}.compliance-note,.copyright{max-width:1180px;margin:24px auto 0;color:#aeb7c5;font-size:14px}.copyright{padding-top:16px;border-top:1px solid rgba(255,255,255,.1)}.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}
@media(max-width:1100px){.page-shell{grid-template-columns:1fr}.side-category{display:none}.nav-core{gap:6px}.nav-core a{padding:8px 11px}.quick-links,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:66px}.site-header{height:64px}.header-inner{min-height:64px;padding:0 12px;gap:10px}.menu-toggle{display:block;flex:0 0 42px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:42px}.nav-core{display:none}.register-btn{padding:8px 15px}.page-shell{display:block;padding:82px 14px 0}.banner-slider{height:185px;margin-bottom:24px;border-radius:16px}.slider-arrow{width:36px;height:36px}.hero-inner,.section-box{padding:22px 18px}h1{font-size:28px}h2{font-size:23px}.quick-links,.grid-2,.grid-3,.grid-4,.data-band{grid-template-columns:1fr}.card img,.zone-card img,.info-card img,.content-img{height:180px}.product-card img{height:150px}.mobile-drawer{display:block;position:fixed;z-index:1200;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;transform:translateX(-105%);transition:.28s ease;box-shadow:10px 0 30px rgba(18,28,45,.15);overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px;border-bottom:1px solid #eceff2}.drawer-head img{max-height:44px;width:auto}.drawer-head button{border:0;background:#fff;font-size:30px}.mobile-drawer nav{padding:10px}.mobile-drawer nav a{display:block;padding:11px 13px;border-radius:10px}.mobile-drawer nav a.active{color:#c90000;background:rgba(201,0,0,.08)}.drawer-mask{position:fixed;z-index:1150;inset:0;background:rgba(17,21,28,.45)}.drawer-mask.show{display:block}.drawer-open{overflow:hidden}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:1000;left:0;right:0;bottom:0;background:#fff;border-top:1px solid #e5e8ec;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom-nav a{text-align:center;padding:11px 4px;font-size:14px}.mobile-bottom-nav a:hover{color:#c90000}.footer-grid{grid-template-columns:1fr}.site-footer{padding-bottom:28px}}