:root{
    --red:#C90000;
    --red-2:#F12B2B;
    --dark:#1F2329;
    --text:#5D6673;
    --muted:#8A93A0;
    --line:rgba(201,0,0,0.12);
    --soft:#F6F7F9;
    --soft-2:#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(--dark);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:50;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:1220px;margin:0 auto;min-height:74px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.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:10px;white-space:nowrap;flex-wrap:nowrap;min-width:0}.nav-core a{color:var(--dark);background:var(--soft);border-radius:999px;padding:10px 16px;font-weight:700;font-size:15px;transition:.2s}.nav-core a:hover,.nav-core a.active{color:var(--red);background:rgba(201,0,0,0.08)}
.register-btn,.main-btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#fff;font-weight:800;box-shadow:0 10px 24px rgba(201,0,0,.22);white-space:nowrap}.register-btn{padding:10px 22px;min-width:86px}.main-btn{padding:12px 22px;margin-top:12px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(201,0,0,.16);border-radius:999px;padding:11px 20px;color:var(--red);font-weight:800;background:rgba(201,0,0,.04);margin-top:12px}.mobile-menu-btn{display:none;background:#fff;border:1px solid rgba(201,0,0,.15);border-radius:12px;color:var(--red);font-size:22px;width:44px;height:40px;line-height:1}.layout-shell{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:190px minmax(0,1fr);gap:24px;padding:22px 20px 0}.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:14px;max-height:calc(100vh - 120px);overflow:auto}.side-category strong{display:block;color:var(--red);font-size:16px;margin:0 0 8px;padding:0 4px}.side-category a{display:block;color:var(--dark);border-radius:12px;padding:8px 10px;font-size:14px;font-weight:700;margin:2px 0;transition:.2s}.side-category a:hover,.side-category a.active{color:var(--red);background:rgba(201,0,0,0.08)}
.banner-slider{max-width:100%;margin:2px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s}.banner-slider .slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.86);color:var(--red);font-size:24px;font-weight:800;cursor:pointer;box-shadow:0 6px 18px rgba(18,28,45,.12)}.slider-prev{left:14px}.slider-next{right:14px}.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;border-radius:50%;border:0;background:rgba(31,35,41,.25);cursor:pointer}.slider-dot.active{background:var(--red);width:24px;border-radius:999px}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.section{margin:0 0 28px}.panel,.card,.zone-card,.info-card,.review-card,.faq-item,.hero-card{background:#fff;border:1px solid rgba(201,0,0,.10);box-shadow:var(--shadow);border-radius:18px}.panel{padding:26px}.section-title,h1,h2,h3{color:var(--red);line-height:1.35}h1{font-size:34px;margin:0 0 14px}h2{font-size:26px;margin:0 0 16px}h3{font-size:19px;margin:0 0 10px}p{margin:0 0 12px;color:var(--text)}.lead{font-size:17px;color:#39404A}.eyebrow{display:inline-flex;border-radius:999px;background:rgba(201,0,0,.08);color:var(--red);font-weight:800;padding:6px 12px;margin:0 0 12px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.zone-card,.info-card,.review-card{padding:18px}.card p,.zone-card p,.info-card p,.review-card p{font-size:15px}.content-img,.zone-card img,.info-card img{width:100%;height:auto;max-height:230px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.feature-img{width:100%;height:260px;object-fit:contain;background:#F7F8FA;border-radius:18px}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:12px}.split{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:center}.split.reverse{grid-template-columns:.85fr 1.15fr}.summary-red{background:linear-gradient(135deg,#C90000,#F12B2B);border-radius:22px;padding:22px;box-shadow:0 14px 32px rgba(201,0,0,.20);color:#fff}.summary-red h2,.summary-red h3,.summary-red p{color:#fff}.summary-red .grid{margin-top:10px}.summary-box{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:16px}.summary-box strong{display:block;font-size:20px;margin-bottom:8px}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.tag-list span{display:inline-flex;color:var(--red);background:rgba(201,0,0,.07);border:1px solid rgba(201,0,0,.12);border-radius:999px;padding:7px 12px;font-weight:700;font-size:14px}.notice{background:#F6F7F9;border-left:4px solid var(--red);padding:16px;border-radius:14px;color:var(--text)}.link-list{display:grid;gap:10px}.link-list a{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-radius:14px;background:#F6F7F9;color:var(--dark);font-weight:800}.link-list a:hover{color:var(--red);background:rgba(201,0,0,.08)}.faq-item{padding:18px}.faq-item strong{display:block;color:var(--dark);font-size:17px;margin-bottom:8px}.review-card{position:relative}.review-card:before{content:"“";position:absolute;right:18px;top:0;color:rgba(201,0,0,.14);font-size:62px;font-family:Georgia,serif;line-height:1}.service-list{padding:0;margin:10px 0 0;list-style:none;display:grid;gap:10px}.service-list li{padding:12px 14px;border-radius:14px;background:#F6F7F9;color:var(--text)}.service-list li strong{color:var(--red);margin-right:6px}.page-hero{padding:28px;border-radius:22px;background:linear-gradient(135deg,#FFFFFF 0%,#F6F7F9 100%);border:1px solid rgba(201,0,0,.10);box-shadow:var(--shadow);margin-bottom:24px}.page-hero .split{grid-template-columns:1.05fr .95fr}.breadcrumbs{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:8px}.breadcrumbs a{color:var(--red);font-weight:800}.site-footer{background:#11151C;color:#E7ECF3;margin-top:40px;padding:38px 20px 26px}.footer-grid{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:30px}.footer-brand img{max-height:52px;margin-bottom:14px}.site-footer p,.site-footer a{color:#C9D2DF}.site-footer h3{color:#fff;font-size:18px}.site-footer a{display:block;margin:8px 0}.footer-note{max-width:1220px;margin:24px auto 0;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;color:#AEB8C7;font-size:14px}.drawer-mask{display:none}.mobile-drawer{display:none}.mobile-bottom-nav{display:none}
@media (max-width:1120px){.layout-shell{grid-template-columns:1fr}.side-category{display:none}.nav-core{gap:6px}.nav-core a{padding:9px 12px}.header-inner{gap:12px}}
@media (max-width:820px){body{padding-bottom:72px}.header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:48px 1fr auto;gap:10px}.mobile-menu-btn{display:inline-flex;align-items:center;justify-content:center}.nav-core{display:none}.logo{justify-content:center}.logo img{max-height:46px}.register-btn{padding:8px 16px;min-width:72px}.layout-shell{display:block;padding:14px 14px 0}.banner-slider{height:clamp(150px,45vw,210px);border-radius:18px;margin:0 0 22px}.slider-prev,.slider-next{width:32px;height:32px;font-size:20px}.panel,.page-hero{padding:20px}.grid-2,.grid-3,.grid-4,.split,.split.reverse,.page-hero .split{grid-template-columns:1fr}h1{font-size:27px}h2{font-size:23px}.feature-img{height:220px}.product-card img{height:150px}.content-img,.zone-card img,.info-card img{max-height:210px}.drawer-mask{position:fixed;inset:0;z-index:80;background:rgba(17,21,28,.45);display:none}.drawer-mask.show{display:block}.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:90;display:block;transform:translateX(-105%);transition:.25s;box-shadow:18px 0 40px rgba(18,28,45,.18);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(201,0,0,.08)}.drawer-head img{max-height:46px}.drawer-head button{width:40px;height:40px;border-radius:12px;border:1px solid rgba(201,0,0,.12);background:#fff;color:var(--red);font-size:28px;line-height:1}.drawer-nav{display:grid;gap:6px;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:14px;background:#F6F7F9;color:var(--dark);font-weight:800}.drawer-nav a.active,.drawer-nav a:hover{color:var(--red);background:rgba(201,0,0,.08)}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:55;background:#fff;border-top:1px solid #E6E9EE;display:grid;grid-template-columns:repeat(4,1fr);height:62px}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;color:#5D6673;font-weight:800;font-size:14px}.mobile-bottom-nav a.active{color:var(--red)}.mobile-bottom-nav a:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;margin-right:6px;opacity:.55}.footer-grid{grid-template-columns:1fr}.site-footer{margin-top:28px;padding-bottom:86px}}
@media (max-width:480px){.header-inner{grid-template-columns:42px minmax(0,1fr) auto}.logo img{max-height:40px}.register-btn{padding:8px 13px;min-width:64px}.panel,.page-hero,.card,.zone-card,.info-card,.review-card,.faq-item{border-radius:16px}.grid{gap:14px}.summary-red{padding:18px;border-radius:18px}.feature-img{height:190px}.content-img,.zone-card img,.info-card img{max-height:185px}.product-card img{height:135px}.tag-list span{font-size:13px}}