:root{--red:#C90000;--red-dark:#A80000;--text:#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(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,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(1180px,calc(100% - 32px));margin-inline:auto}
.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{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;gap:10px;white-space:nowrap;flex-wrap:nowrap;margin-left:auto}.nav-core a{color:#1F2329;background:#F6F7F9;border-radius:999px;padding:9px 16px;font-weight:700;font-size:14px;transition:.2s}.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:12px;padding:11px 22px;font-weight:800;box-shadow:0 10px 20px rgba(201,0,0,.2);transition:transform .2s,box-shadow .2s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 14px 26px rgba(201,0,0,.25)}.header-register{flex:0 0 auto}.menu-toggle{display:none;border:0;background:transparent;width:42px;height:42px;padding:9px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:#1F2329;margin:5px 0;border-radius:2px}
.page-shell{display:grid;grid-template-columns:190px minmax(0,1fr);gap:28px;padding-top:98px}.site-main{min-width:0}.side-category{position:sticky;top:96px;align-self:start;background:#fff;border:1px solid rgba(201,0,0,.10);border-radius:18px;box-shadow:var(--shadow);padding:12px;max-height:calc(100vh - 116px);overflow:auto}.side-category a{display:block;color:#1F2329;border-radius:12px;padding:9px 12px;font-size:14px;font-weight:700}.side-category a:hover,.side-category a.active{color:#C90000;background:rgba(201,0,0,.08)}
.banner-slider{margin:0 0 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,31vw,360px)}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease;pointer-events:none}.slide.active{opacity:1;pointer-events:auto}.slide img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.85);background:rgba(17,21,28,.38);color:#fff;font-size:24px;cursor:pointer;z-index:2}.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-dot{width:9px;height:9px;padding:0;border-radius:50%;border:0;background:rgba(255,255,255,.62);cursor:pointer}.slider-dot.active{width:24px;border-radius:999px;background:#fff}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
section{margin:0 0 34px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}.section-head p{margin:0;color:var(--muted);max-width:720px}.section-title,h1,h2,h3{color:var(--red)}h1{font-size:clamp(30px,4vw,46px);line-height:1.2;margin:0 0 16px}h2{font-size:clamp(24px,3vw,32px);line-height:1.3;margin:0}h3{font-size:19px;line-height:1.4;margin:0 0 10px}p{margin:0 0 14px}.lead{font-size:17px;color:var(--muted)}
.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid rgba(201,0,0,.10);box-shadow:var(--shadow);border-radius:18px}.card,.info-card,.review-card{padding:24px}.hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:center;padding:30px}.hero-inner img,.zone-card img,.info-card img,.content-img{max-width:100%;height:auto;max-height:260px;object-fit:contain;margin:auto}.hero-actions,.quick-links{display:flex;gap:12px;flex-wrap:wrap}.text-link{color:var(--red);font-weight:800}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);background:linear-gradient(135deg,#D41111,#9F0000);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}.stat-item{padding:24px;color:#fff;border-right:1px solid rgba(255,255,255,.18)}.stat-item:last-child{border-right:0}.stat-item strong{display:block;font-size:22px;margin-bottom:8px}.stat-item p{margin:0;color:rgba(255,255,255,.88);font-size:14px}.product-card{overflow:hidden}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA}.product-card .card-body{padding:18px}.product-card p{color:var(--muted);font-size:14px}.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:18px;overflow-x:auto;padding:4px 4px 18px}.notice-box{background:var(--bg-soft);border-left:4px solid var(--red);border-radius:14px;padding:18px 20px}.review-card p{color:var(--muted)}.review-card .reviewer{color:var(--red);font-weight:800;margin-top:14px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.faq-item strong{display:block;color:var(--red);margin-bottom:6px}.page-hero{margin-bottom:30px}.page-hero .hero-inner{min-height:340px}.content-section{padding:28px}.list-clean{margin:0;padding-left:20px;color:var(--muted)}.list-clean li{margin-bottom:8px}.badge{display:inline-flex;align-items:center;padding:6px 11px;border-radius:999px;background:rgba(201,0,0,.08);color:var(--red);font-weight:800;font-size:13px;margin-bottom:12px}
.site-footer{margin-top:52px;background:#11151C;color:#E7ECF3}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr 1.25fr;gap:30px;padding:48px 0}.footer-brand img{max-height:54px;width:auto;margin-bottom:16px}.footer-grid h3{color:#fff}.footer-grid a{display:block;color:#C8D0DC;margin:7px 0}.footer-grid p{color:#C8D0DC;font-size:14px}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.08);padding:16px;color:#9FA9B7;font-size:13px}.mobile-bottom-nav{display:none}.drawer-overlay,.mobile-drawer{display:none}
@media(max-width:1050px){.page-shell{grid-template-columns:1fr}.side-category{display:none}.nav-core a{padding:8px 12px}.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:64px}.container{width:min(100% - 22px,1180px)}.header-inner{min-height:64px;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}.header-register{padding:8px 15px;font-size:14px;margin-left:auto}.page-shell{padding-top:82px}.banner-slider{height:clamp(150px,45vw,210px);border-radius:14px;margin-bottom:24px}.slider-arrow{width:34px;height:34px;font-size:20px}.hero-inner,.grid-2,.grid-3,.grid-4,.stats-strip,.footer-grid{grid-template-columns:1fr}.hero-inner{padding:22px}.page-hero .hero-inner{min-height:0}.hero-inner img{max-height:210px}.stats-strip{display:grid}.stat-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.18);padding:18px}.stat-item:last-child{border-bottom:0}.product-card img{height:145px}.content-section,.card,.info-card,.review-card{padding:20px}.section-head{align-items:flex-start;flex-direction:column}.site-footer{margin-top:34px}.footer-grid{padding:36px 0}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:1100;background:#fff;border-top:1px solid #E7E9ED;box-shadow:0 -8px 20px rgba(18,28,45,.08)}.mobile-bottom-nav a{text-align:center;padding:10px 4px 9px;font-size:13px;color:#5D6673;font-weight:800}.mobile-bottom-nav a.active{color:var(--red)}.drawer-overlay{display:block;position:fixed;inset:0;background:rgba(15,18,24,.45);z-index:1200;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:82%;max-width:320px;background:#fff;z-index:1300;transform:translateX(-105%);transition:.28s;box-shadow:20px 0 50px rgba(0,0,0,.18);overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid #ECEEF1}.drawer-head img{max-height:44px;width:auto}.drawer-close{border:0;background:#F4F5F7;width:38px;height:38px;border-radius:50%;font-size:25px;color:#252A31}.drawer-nav{padding:12px}.drawer-nav a{display:block;padding:12px 14px;border-radius:11px;font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{color:var(--red);background:rgba(201,0,0,.08)}}