:root{--red:#C90000;--red2:#A80000;--ink:#1F2329;--muted:#5D6673;--soft:#F6F7F9;--line:rgba(201,0,0,.12);--shadow:0 12px 30px rgba(18,28,45,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.72}.wrap{width:min(1180px,calc(100% - 32px));margin:auto}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.site-header{position:fixed;top:0;left:0;right:0;z-index:100;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:10px 16px;font-weight:700}.nav-core a:hover,.nav-core a.active{color:var(--red);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:800;box-shadow:0 8px 18px rgba(201,0,0,.18)}.header-register{flex:0 0 auto}.menu-toggle{display:none;border:0;background:transparent;font-size:24px}.layout-shell{display:grid;grid-template-columns:190px minmax(0,1fr);gap:28px;padding-top:100px}.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 - 118px);overflow:auto}.side-category a{display:block;color:#1F2329;border-radius:12px;padding:9px 12px;font-size:14px}.side-category a:hover,.side-category a.active{color:var(--red);background:rgba(201,0,0,.08)}.site-main{min-width:0}.banner-slider{margin:0 auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:330px}.slide{display:none;width:100%;height:100%}.slide.active{display:block}.banner-slider 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:0;background:rgba(255,255,255,.9);font-size:24px;cursor:pointer;box-shadow:var(--shadow)}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:8px}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:#d6d8dc;padding:0}.slider-dot.active{background:var(--red)}section{margin:0 0 34px}.hero-intro,.split-section,.app-section,.notice-section,.security-section,.about-summary{background:linear-gradient(135deg,#fff,#f8f8f9);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:28px}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}.section-head p{max-width:680px;margin:0;color:var(--muted)}h1,h2,h3,.section-title{color:var(--red);line-height:1.3;margin-top:0}h1{font-size:clamp(30px,4vw,48px)}h2{font-size:clamp(24px,3vw,34px)}h3{font-size:19px}.lead{font-size:18px;color:#434b56}.quick-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.quick-links a{padding:9px 14px;border-radius:999px;background:var(--soft);color:var(--red);font-weight:700}.stats-grid,.card-grid,.review-grid,.faq-grid,.product-grid{display:grid;gap:18px}.stats-grid{grid-template-columns:repeat(4,1fr)}.stat{background:linear-gradient(180deg,#F12B2B,#C90000);color:#fff;border-radius:18px;padding:22px;min-height:150px}.stat strong{display:block;font-size:22px;margin-bottom:8px}.card-grid{grid-template-columns:repeat(3,1fr)}.product-grid{grid-template-columns:repeat(4,1fr)}.review-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card,.faq-card,.product-card{background:#fff;border:1px solid rgba(201,0,0,.10);box-shadow:var(--shadow);border-radius:18px;overflow:hidden}.card-body,.review-card,.faq-card{padding:20px}.zone-card img,.info-card img,.content-img{width:100%;height:230px;object-fit:contain;background:#F7F8FA}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA}.product-card .card-body{padding:16px}.split-section{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.split-section.reverse{grid-template-columns:.9fr 1.1fr}.split-section img{width:100%;max-height:280px;object-fit:contain;background:#F7F8FA;border-radius:18px}.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:16px;overflow-x:auto;padding:4px 2px 12px}.horizontal-scroll .product-card{min-width:220px}.notice-list{display:grid;gap:12px}.notice-list div{padding:14px 16px;border-left:4px solid var(--red);background:#fff;border-radius:10px}.page-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;background:linear-gradient(135deg,#fff,#f4f5f7);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:30px;margin-bottom:28px}.page-hero img{width:100%;height:260px;object-fit:contain;background:#f7f8fa;border-radius:18px}.content-stack{display:grid;gap:24px}.content-panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:24px}.content-panel ul{padding-left:20px}.site-footer{background:#11151C;color:#E7ECF3;margin-top:40px;padding:44px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:36px}.footer-brand img{max-height:50px;width:auto;margin-bottom:14px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#E7ECF3;margin:7px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;color:#aeb6c2}.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}.drawer-open{overflow:hidden}@media(max-width:1050px){.layout-shell{grid-template-columns:1fr}.side-category{display:none}.nav-core{gap:6px}.nav-core a{padding:9px 12px}}@media(max-width:760px){body{padding-bottom:70px}.wrap{width:min(100% - 20px,1180px)}.header-inner{min-height:64px;gap:10px}.menu-toggle{display:block}.nav-core{display:none}.logo img{max-height:42px}.header-register{padding:9px 15px}.layout-shell{padding-top:80px}.banner-slider{height:190px;border-radius:16px}.slider-arrow{width:36px;height:36px}.stats-grid,.card-grid,.product-grid,.review-grid,.faq-grid,.split-section,.split-section.reverse,.page-hero,.footer-grid{grid-template-columns:1fr}.stat{min-height:auto}.product-card img{height:145px}.zone-card img,.info-card img,.content-img,.page-hero img{height:200px}.hero-intro,.split-section,.app-section,.notice-section,.security-section,.about-summary,.page-hero,.content-panel{padding:20px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:120;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{display:block;position:fixed;z-index:130;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;transform:translateX(-100%);transition:.25s;overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #eee}.drawer-head img{max-height:44px;width:auto}.drawer-close{border:0;background:transparent;font-size:30px}.mobile-drawer nav{padding:12px}.mobile-drawer a{display:block;padding:11px 12px;border-radius:10px}.mobile-drawer a.active,.mobile-drawer a:hover{color:var(--red);background:rgba(201,0,0,.08)}.mobile-bottom-nav{position:fixed;z-index:110;left:0;right:0;bottom:0;height:58px;background:#fff;border-top:1px solid #ddd;display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;font-size:14px;color:#5d6673}.mobile-bottom-nav a.active{color:var(--red);font-weight:800}.site-footer{margin-top:20px}}