:root{
    --red:#C90000;
    --red-deep:#A80000;
    --red-soft:rgba(201,0,0,0.08);
    --text:#1F2329;
    --muted:#5D6673;
    --hint:#8A93A0;
    --line:rgba(201,0,0,0.12);
    --bg:#FFFFFF;
    --soft:#F6F7F9;
    --panel:#F1F3F6;
    --shadow:0 12px 30px rgba(18,28,45,0.08);
    --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#FFFFFF;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,0.08)}
.header-inner{max-width:1260px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px;padding:0 22px}
.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto;display:block}
.nav-core{display:flex;align-items:center;justify-content:center;gap:10px;white-space:nowrap;flex-wrap:nowrap;min-width:0;flex:1}
.nav-core a{color:var(--text);background:var(--soft);border-radius:999px;padding:10px 16px;font-weight:700;font-size:15px;transition:.2s ease}
.nav-core a:hover,.nav-core a.active{color:var(--red);background:var(--red-soft)}
.register-btn,.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 22px;border-radius:999px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFFFFF;font-weight:800;box-shadow:0 10px 20px rgba(201,0,0,.22);border:0;white-space:nowrap}
.register-btn{flex:0 0 auto}.main-btn:hover,.register-btn:hover{filter:brightness(.98);transform:translateY(-1px)}
.mobile-menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;width:42px;height:42px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.mobile-menu-btn span{width:18px;height:2px;background:var(--text);border-radius:9px}
.site-shell{max-width:1260px;margin:0 auto;display:grid;grid-template-columns:178px minmax(0,1fr);gap:24px;padding:96px 22px 0}
.side-category{position:sticky;top:96px;align-self:start;background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);border-radius:18px;box-shadow:var(--shadow);padding:14px;max-height:calc(100vh - 116px);overflow:auto}.side-category strong{display:block;color:var(--red);font-size:16px;padding:6px 8px 12px}.side-category a{display:block;color:var(--text);border-radius:12px;padding:9px 10px;font-weight:700;font-size:14px;margin:2px 0}.side-category a:hover,.side-category a.active{color:var(--red);background:var(--red-soft)}
.page-content{min-width:0;padding-bottom:36px}
.section{margin:34px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:0 0 18px}.section-kicker{color:var(--red);font-weight:800;letter-spacing:.04em}.section-title,h1,h2,h3{color:var(--red);line-height:1.28}.section-title{font-size:30px;margin:4px 0 0}h1{font-size:36px;margin:0 0 14px}h2{font-size:26px;margin:0 0 12px}h3{font-size:20px;margin:0 0 10px}p{margin:0 0 12px;color:var(--muted)}
.hero{background:linear-gradient(180deg,#fff 0%,#F8F9FB 100%);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:30px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center}.hero-img,.content-img{width:100%;max-height:280px;object-fit:contain;background:#F7F8FA;border-radius:18px;border:1px solid rgba(31,35,41,.06)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 20px;border-radius:999px;border:1px solid var(--line);color:var(--red);font-weight:800;background:#fff}
.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:320px}.slide-track{display:flex;width:100%;height:100%;transition:transform .45s ease}.slide-item{min-width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#F7F8FA}.slide-item img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.86);color:var(--red);font-size:26px;line-height:1;cursor:pointer;box-shadow:0 8px 18px rgba(18,28,45,.14)}.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}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(31,35,41,.25);padding:0;cursor:pointer}.slider-dot.active{background:var(--red);width:22px;border-radius:999px}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.card,.zone-card,.info-card,.review-card,.faq-card,.notice-card{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:var(--shadow);border-radius:18px;padding:20px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.card img,.zone-card img,.info-card img,.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.wide-img{height:240px!important}.product-card{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:var(--shadow);border-radius:18px;padding:16px}.product-card h3{font-size:18px}.tag{display:inline-flex;align-items:center;border-radius:999px;background:var(--red-soft);color:var(--red);font-weight:800;font-size:13px;padding:5px 10px;margin-bottom:12px}.mini-list{display:grid;gap:10px;margin-top:10px}.mini-list span{display:flex;gap:9px;align-items:flex-start;color:var(--muted)}.mini-list span:before{content:"";width:7px;height:7px;flex:0 0 auto;background:var(--red);border-radius:50%;margin-top:10px}.data-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 65%,#A80000 100%);border-radius:22px;padding:18px;box-shadow:0 14px 28px rgba(201,0,0,.18)}.data-item{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:18px;color:#fff}.data-item strong{display:block;font-size:22px;margin-bottom:6px}.data-item p{color:rgba(255,255,255,.9);margin:0}.split-panel{display:grid;grid-template-columns:.95fr 1.05fr;gap:20px;align-items:center;background:var(--soft);border-radius:22px;border:1px solid rgba(31,35,41,.06);padding:22px}.review-card p{color:var(--text)}.reviewer{display:block;color:var(--hint);font-size:14px;margin-top:8px}.qa-list{display:grid;gap:12px}.qa-item{border:1px solid rgba(201,0,0,.10);border-radius:16px;background:#fff;padding:16px}.qa-item strong{display:block;color:var(--text);margin-bottom:6px}.legal-note{background:#11151C;color:#E7ECF3;border-radius:22px;padding:24px;margin-top:28px}.legal-note h2,.legal-note h3{color:#fff}.legal-note p{color:#D6DCE6}.link-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.link-pill{border:1px solid var(--line);border-radius:999px;padding:8px 14px;color:var(--red);font-weight:800;background:#fff}.horizontal-scroll{display:grid;grid-template-columns:repeat(4,minmax(220px,1fr));gap:16px}.site-footer{background:#11151C;color:#E7ECF3;margin-top:30px}.footer-grid{max-width:1260px;margin:0 auto;display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:28px;padding:36px 22px}.footer-brand img{max-height:50px;width:auto;margin-bottom:12px}.site-footer h3{color:#fff;font-size:17px}.site-footer a{display:block;color:#E7ECF3;margin:7px 0}.site-footer p{color:#C8D0DC}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);text-align:center;color:#AEB8C6;padding:14px 20px;font-size:14px}.drawer-mask,.mobile-drawer{display:none}
@media (max-width:1080px){.site-shell{grid-template-columns:1fr}.side-category{display:none}.nav-core{gap:6px}.nav-core a{padding:9px 12px;font-size:14px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:760px){body{padding-bottom:66px}.site-header{border-bottom:1px solid rgba(31,35,41,.08)}.header-inner{min-height:62px;padding:0 12px;gap:10px}.mobile-menu-btn{display:flex}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:42px}.nav-core{display:none}.register-btn{margin-left:auto;min-height:38px;padding:8px 15px}.site-shell{padding:76px 12px 0}.banner-slider{height:188px;margin:14px auto 22px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:21px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.section{margin:24px 0}.section-head{display:block}.section-title{font-size:24px}.hero{padding:20px;border-radius:18px}.hero-grid,.split-panel,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.hero-img,.content-img{max-height:220px}.card img,.zone-card img,.info-card img,.product-card img{height:150px}.wide-img{height:190px!important}.data-strip{grid-template-columns:1fr;border-radius:18px}.horizontal-scroll{display:flex;overflow-x:auto;padding-bottom:4px}.horizontal-scroll .product-card{min-width:230px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(17,21,28,.48);z-index:1001;opacity:0;visibility:hidden;transition:.2s ease}.mobile-drawer{display:block;position:fixed;top:0;bottom:0;left:0;width:82%;max-width:320px;background:#FFFFFF;z-index:1002;transform:translateX(-105%);transition:.25s ease;box-shadow:18px 0 36px rgba(18,28,45,.2);overflow:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(31,35,41,.08)}.drawer-logo img{max-height:44px;width:auto}.drawer-close{width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:12px;color:var(--red);font-size:24px;line-height:1}.drawer-nav{display:grid;gap:6px;padding:14px}.drawer-nav a{padding:11px 12px;border-radius:12px;color:var(--text);font-weight:700;background:#F8F9FB}.drawer-nav a.active,.drawer-nav a:hover{color:var(--red);background:var(--red-soft)}.drawer-open{overflow:hidden}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;height:58px;background:#FFFFFF;border-top:1px solid rgba(31,35,41,.12);z-index:990;display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--muted);font-size:14px}.mobile-bottom-nav a.active{color:var(--red)}.footer-grid{grid-template-columns:1fr;padding:28px 16px}.site-footer{margin-bottom:58px}h1{font-size:28px}h2{font-size:22px}h3{font-size:18px}}
@media (max-width:390px){.register-btn{padding:7px 12px}.banner-slider{height:160px}.card,.zone-card,.info-card,.review-card,.faq-card,.notice-card{padding:16px}}