:root{--red:#c90000;--red-dark:#a80000;--ink:#1f2329;--muted:#5d6673;--soft:#8a93a0;--line:rgba(201,0,0,.12);--bg:#fff;--gray:#f6f7f9;--section:#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:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75}body.drawer-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1380px,calc(100% - 36px));margin-inline: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{display:flex;align-items:center;flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;justify-content:center;gap:18px;white-space:nowrap;flex-wrap:nowrap;min-width:0}.nav-core a{color:var(--ink);padding:10px 4px;position:relative;font-weight:700}.nav-core a:hover,.nav-core a.active{color:var(--red)}.nav-core a.active:after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:3px;border-radius:999px;background:var(--red)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#f12b2b 0%,#c90000 55%,#a80000 100%);color:#fff!important;font-weight:800;border:0;box-shadow:0 10px 20px rgba(201,0,0,.2);transition:.2s}.main-btn:hover{transform:translateY(-1px);box-shadow:0 14px 26px rgba(201,0,0,.26)}.header-register{flex:0 0 auto}.menu-toggle{display:none;width:42px;height:42px;padding:9px;border:0;border-radius:12px;background:var(--gray)}.menu-toggle span{display:block;height:2px;margin:5px 0;background:var(--ink);border-radius:2px}.site-shell{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;padding-top:26px;padding-bottom:64px}.side-category{position:sticky;top:96px;align-self:start;max-height:calc(100vh - 118px);overflow:auto;background:#fff;border:1px solid rgba(201,0,0,.1);border-radius:18px;box-shadow:var(--shadow);padding:14px}.side-title{font-size:18px;font-weight:900;color:var(--red);padding:8px 10px 12px;border-bottom:1px solid var(--line);margin-bottom:8px}.side-category nav{display:grid;gap:4px}.side-category a{color:var(--ink);border-radius:12px;padding:8px 10px;font-size:14px;font-weight:650}.side-category a:hover,.side-category a.active{color:var(--red);background:rgba(201,0,0,.08)}.site-main{min-width:0}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid rgba(201,0,0,.1);box-shadow:var(--shadow);border-radius:18px}.banner-slider{width:100%;margin:0 0 30px;border-radius:22px;background:#f7f8fa;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,29vw,360px)}.slides,.slide{width:100%;height:100%}.slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .5s ease}.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;width:44px;height:44px;border:0;border-radius:50%;background:rgba(17,21,28,.62);color:#fff;font-size:28px;cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;z-index:3;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;padding:0;border:0;border-radius:999px;background:rgba(255,255,255,.68);cursor:pointer;transition:.2s}.slider-dot.active{width:28px;background:#fff}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.page-hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);gap:30px;align-items:center;padding:38px;margin-bottom:30px;overflow:hidden}.page-hero h1{font-size:clamp(32px,4vw,56px);line-height:1.15;margin:12px 0 18px;color:var(--red)}.page-hero p{font-size:17px;color:var(--muted);margin:0}.eyebrow{display:inline-flex;padding:6px 12px;border-radius:999px;background:rgba(201,0,0,.08);color:var(--red);font-weight:800;font-size:13px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:24px}.text-link{font-weight:800;color:var(--red)}.text-link:after{content:" →"}.page-hero-media{background:#f7f8fa;border-radius:18px;min-height:260px;display:flex;align-items:center;justify-content:center;padding:16px}.page-hero-media img{width:100%;max-height:300px;object-fit:contain}.content-section{padding:34px;margin-bottom:26px;border:1px solid rgba(201,0,0,.09);border-radius:22px;background:#fff;box-shadow:var(--shadow)}.section-tint{background:linear-gradient(180deg,#fff,#f8f9fb)}.section-heading{display:flex;gap:16px;align-items:flex-start;margin-bottom:24px}.section-number{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;min-width:46px;height:34px;padding:0 10px;border-radius:999px;background:var(--red);color:#fff;font-weight:900;font-size:13px}.section-heading h2{font-size:clamp(24px,3vw,34px);line-height:1.25;color:var(--red);margin:0 0 8px}.section-heading p{margin:0;color:var(--muted)}.section-body.with-media{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,410px);gap:28px;align-items:center}.section-copy p{margin:0 0 15px;color:var(--muted)}.section-media{background:#f7f8fa;border-radius:18px;padding:14px;min-height:220px;display:flex;align-items:center;justify-content:center}.section-media img{max-height:270px;width:100%;object-fit:contain}.check-list{list-style:none;padding:0;margin:18px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.check-list li{position:relative;padding:12px 14px 12px 38px;border-radius:14px;background:var(--gray);font-weight:650}.check-list li:before{content:"✓";position:absolute;left:14px;color:var(--red);font-weight:900}.quick-grid,.summary-grid,.product-grid,.review-grid{display:grid;gap:16px}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.summary-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-card,.summary-card,.product-card{padding:22px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.quick-card h3,.summary-card h3,.product-card h3{color:var(--red);margin:0 0 8px}.quick-card p,.summary-card p,.product-card p{color:var(--muted);margin:0 0 12px}.quick-card a,.product-card a{color:var(--red);font-weight:800}.summary-card{border-top:4px solid var(--red)}.product-card img{width:100%;height:170px;object-fit:contain;background:#f7f8fa;border-radius:14px;margin-bottom:16px}.info-band{display:grid;grid-template-columns:1fr 1fr;gap:18px}.info-band .info-card{padding:28px}.info-card h2{color:var(--red);margin-top:0}.info-card p{color:var(--muted)}.review-card{padding:24px}.review-card p{margin:0;color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 18px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--ink);padding:16px 0}.faq-list details[open] summary{color:var(--red)}.faq-list p{margin:0 0 18px;color:var(--muted)}.responsible-strip{margin:28px 0 0;padding:28px;border-radius:20px;background:#11151c;color:#e7ecf3}.responsible-strip h2{margin:0 0 10px;color:#fff}.responsible-strip p{margin:0;color:#cbd2dc}.site-footer{background:#11151c;color:#e7ecf3;padding:50px 0 20px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}.footer-brand img{max-height:54px;width:auto;margin-bottom:16px}.site-footer h3{color:#fff;margin-top:0}.site-footer a{display:block;color:#cfd6df;margin:8px 0}.site-footer a:hover{color:#fff}.footer-brand p{color:#cfd6df;max-width:620px}.footer-note{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;color:#aeb7c4;font-size:14px}.mobile-drawer{position:fixed;inset:0 auto 0 0;z-index:1200;width:min(84vw,320px);background:#fff;transform:translateX(-105%);transition:transform .22s ease;box-shadow:24px 0 50px rgba(0,0,0,.2);overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-mask{position:fixed;inset:0;z-index:1100;background:rgba(17,21,28,.5);opacity:0;transition:opacity .22s}.drawer-mask.show{opacity:1}.drawer-head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:16px;background:#fff;border-bottom:1px solid var(--line)}.drawer-logo img{max-height:46px;width:auto}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:var(--gray);font-size:28px;line-height:1}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:12px 14px;border-radius:12px;font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{background:rgba(201,0,0,.08);color:var(--red)}.mobile-bottom-nav{display:none}.home-intro{padding:34px;margin-bottom:26px}.home-intro h1{color:var(--red);font-size:clamp(30px,4vw,50px);line-height:1.18;margin:0 0 16px}.home-intro p{color:var(--muted);font-size:17px}.home-intro .intro-actions{display:flex;gap:16px;align-items:center;margin-top:22px}.section-split{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center}.content-img{width:100%;height:auto;max-height:260px;object-fit:contain;background:#f7f8fa;border-radius:18px;padding:12px}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.feature-list article{padding:18px;border-radius:16px;background:var(--gray)}.feature-list h3{margin:0 0 8px;color:var(--red)}.feature-list p{margin:0;color:var(--muted)}
@media (max-width:1180px){.site-shell{grid-template-columns:190px minmax(0,1fr);gap:20px}.nav-core{gap:12px}.container{width:min(1180px,calc(100% - 28px))}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){.site-shell{display:block;padding-top:18px}.side-category,.nav-core{display:none}.menu-toggle{display:block}.header-inner{min-height:66px;gap:12px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:44px}.header-register{min-height:40px;padding:0 18px;margin-left:auto}.page-hero,.section-body.with-media,.section-split{grid-template-columns:1fr}.page-hero{padding:28px}.page-hero-media{min-height:210px}.quick-grid,.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:1000;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.98);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -8px 26px rgba(18,28,45,.1)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:58px;color:var(--muted);font-size:12px;font-weight:800}.mobile-bottom-nav a span{font-size:18px;line-height:1}.mobile-bottom-nav a.active{color:var(--red)}body{padding-bottom:58px}.banner-slider{height:clamp(170px,38vw,250px)}}
@media (max-width:620px){.container{width:min(100% - 20px,620px)}.header-inner{min-height:62px}.logo img{max-height:38px}.header-register{padding:0 15px;min-height:38px}.banner-slider{margin-bottom:20px;border-radius:16px;height:clamp(150px,48vw,210px)}.slider-arrow{width:36px;height:36px;font-size:22px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}.home-intro,.content-section,.page-hero{padding:22px;border-radius:18px}.home-intro h1{font-size:30px}.quick-grid,.summary-grid,.product-grid,.review-grid,.info-band,.feature-list,.check-list{grid-template-columns:1fr}.section-heading{gap:10px}.section-number{min-width:40px}.section-heading h2{font-size:25px}.page-hero h1{font-size:32px}.page-hero-media{min-height:170px}.page-hero-media img,.section-media img{max-height:210px}.section-media{min-height:180px}.product-card img{height:150px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.site-footer{padding-top:38px}.hero-actions,.home-intro .intro-actions{flex-wrap:wrap}}