:root{
    --red:#D60000;
    --red-dark:#B80000;
    --text:#20242A;
    --muted:#5F6875;
    --light:#F7F8FA;
    --soft:#F4F6F8;
    --border:rgba(214,0,0,0.12);
    --shadow:0 12px 30px rgba(26,38,56,0.08);
    --radius:22px;
}
*{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","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button{font:inherit}
.site-header{position:fixed;top:0;left:0;right:0;z-index:9999;background:rgba(255,255,255,0.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(214,0,0,0.08)}
.header-inner{max-width:1180px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.logo{flex:0 0 auto;display:flex;align-items:center}
.logo img{max-height:52px;width:auto;display:block}
.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap;min-width:0}
.nav-core a{color:#20242A;font-weight:700;font-size:15px;transition:.2s ease}
.nav-core a:hover,.nav-core a.active{color:var(--red)}
.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px;white-space:nowrap}
.all-menu-btn{border:1px solid rgba(214,0,0,0.18);background:#FFFFFF;color:var(--red);border-radius:999px;padding:9px 16px;cursor:pointer;font-weight:800;box-shadow:0 6px 18px rgba(214,0,0,0.06)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,#F13A3A 0%,#D60000 55%,#B80000 100%);color:#FFFFFF;border:0;border-radius:999px;padding:11px 20px;font-weight:800;letter-spacing:.02em;box-shadow:0 10px 22px rgba(214,0,0,0.20);transition:transform .2s ease,box-shadow .2s ease}
.main-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(214,0,0,0.24)}
.nav-register{min-width:78px}
.mobile-menu-btn{display:none;appearance:none;border:0;background:#FFFFFF;width:42px;height:42px;border-radius:14px;align-items:center;justify-content:center;flex-direction:column;gap:5px;box-shadow:0 8px 22px rgba(26,38,56,0.08)}
.mobile-menu-btn span{width:20px;height:2px;border-radius:99px;background:var(--red)}
.mega-mask,.drawer-mask{position:fixed;inset:0;background:rgba(20,24,32,0.22);z-index:9998;display:none}
.mega-mask.is-open,.drawer-mask.is-open{display:block}
.mega-panel{position:fixed;top:76px;left:50%;transform:translateX(-50%) translateY(-12px);width:min(1120px,calc(100% - 32px));background:rgba(255,255,255,0.98);border:1px solid var(--border);border-radius:24px;box-shadow:0 24px 60px rgba(26,38,56,0.14);z-index:10000;opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease;overflow:hidden}
.mega-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.mega-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid rgba(214,0,0,0.10)}
.mega-head strong{font-size:20px;color:var(--red)}
.close-btn{width:38px;height:38px;border-radius:50%;border:1px solid rgba(214,0,0,0.15);background:#FFFFFF;color:var(--red);font-size:24px;line-height:1;cursor:pointer}
.mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;padding:22px}
.mega-group{background:#FFFFFF;border:1px solid rgba(214,0,0,0.10);border-radius:18px;padding:16px;box-shadow:0 8px 18px rgba(26,38,56,0.04)}
.mega-group h2{margin:0 0 10px;font-size:16px;color:var(--red)}
.mega-link{display:block;padding:10px 8px;border-radius:12px;color:#303640;transition:.2s ease}
.mega-link span{display:block;font-weight:800}
.mega-link em{display:block;margin-top:2px;color:var(--muted);font-style:normal;font-size:12px;line-height:1.5}
.mega-link:hover,.mega-link.active{background:#FFF5F5;color:var(--red)}
.site-main{padding-top:76px;min-height:70vh}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:52px 0}
.section.soft{background:var(--soft)}
.section-head{max-width:760px;margin:0 auto 28px;text-align:center}
h1,h2,h3,.section-title{color:var(--red);line-height:1.25}
h1{font-size:clamp(30px,5vw,52px);margin:0 0 16px}
h2,.section-title{font-size:clamp(24px,3vw,34px);margin:0 0 12px}
h3{font-size:20px;margin:0 0 10px}
p{margin:0 0 14px}.lead{font-size:18px;color:var(--muted)}.muted{color:var(--muted)}
.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:var(--light);box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,32vw,380px)}
.banner-track{position:relative;width:100%;height:100%}
.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .36s ease;background:var(--light)}
.banner-slide.is-active{opacity:1;z-index:1}
.banner-slide img{width:100%;height:100%;object-fit:contain;background:var(--light)}
.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.slide-control{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,0.88);color:var(--red);font-size:32px;line-height:1;cursor:pointer;box-shadow:0 8px 18px rgba(26,38,56,0.10)}
.slide-control.prev{left:16px}.slide-control.next{right:16px}
.slide-dots{position:absolute;left:0;right:0;bottom:14px;z-index:5;display:flex;justify-content:center;gap:9px}
.slide-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(214,0,0,0.25);padding:0;cursor:pointer}.slide-dots button.is-active{background:var(--red);width:24px;border-radius:99px}
.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box{background:#FFFFFF;border:1px solid rgba(214,0,0,0.10);box-shadow:var(--shadow);border-radius:var(--radius)}
.grid{display:grid;gap:22px}.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))}.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.card,.info-card,.review-card,.faq-item,.notice-box{padding:24px}
.zone-card,.product-card{overflow:hidden}.zone-card .card-body,.product-card .card-body{padding:20px}
.zone-card img,.info-card img,.content-img{max-width:100%;height:auto;max-height:240px;object-fit:contain;background:var(--light);border-radius:18px;margin:0 auto 16px}
.product-card{background:#FFFFFF;border:1px solid rgba(214,0,0,0.10);box-shadow:var(--shadow);border-radius:var(--radius)}
.product-card img{width:100%;height:180px;object-fit:contain;background:var(--light);padding:8px}
.tag{display:inline-flex;align-items:center;border:1px solid rgba(214,0,0,0.14);color:var(--red);border-radius:999px;padding:5px 12px;font-weight:800;font-size:13px;background:#FFF7F7;margin-bottom:12px}
.kicker{color:var(--red);font-weight:900;letter-spacing:.08em;font-size:13px;margin-bottom:6px;text-transform:uppercase}
.hero{background:linear-gradient(180deg,#FFFFFF 0%,#F7F8FA 100%);border-bottom:1px solid rgba(214,0,0,0.08)}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:30px;align-items:center;padding:56px 0 42px}
.hero-panel{background:#FFFFFF;border:1px solid rgba(214,0,0,0.10);border-radius:28px;box-shadow:var(--shadow);padding:28px}
.hero-panel img{width:100%;height:280px;object-fit:contain;background:var(--light);border-radius:22px}
.action-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.outline-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(214,0,0,0.22);color:var(--red);background:#FFFFFF;border-radius:999px;padding:10px 18px;font-weight:800}
.steps{counter-reset:step}.step{position:relative;padding-left:58px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:24px;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#FFF4F4;color:var(--red);font-weight:900;border:1px solid rgba(214,0,0,0.16)}
.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px}.review-card p{color:#444B56}.review-name{display:block;margin-top:12px;color:var(--red);font-weight:900}.notice-box{background:#FFFDFD}.notice-box strong{color:var(--red)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}.split img{width:100%;height:300px;object-fit:contain;background:var(--light);border-radius:22px;border:1px solid rgba(214,0,0,0.10);box-shadow:var(--shadow)}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.pill-list span{background:#FFF5F5;color:var(--red);border:1px solid rgba(214,0,0,0.12);border-radius:999px;padding:7px 12px;font-weight:800;font-size:13px}
.site-footer{background:#171A22;color:#E8EDF5;margin-top:20px}.footer-inner{max-width:1180px;margin:0 auto;padding:44px 20px;display:grid;grid-template-columns:1.1fr 1.5fr;gap:34px}.footer-logo img{max-height:52px;width:auto}.footer-brand p{color:#C7D0DE;margin-top:16px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-links h2{font-size:17px;color:#FFFFFF;margin-bottom:14px}.footer-links a{display:block;color:#C7D0DE;margin:8px 0}.footer-links a:hover{color:#FFFFFF}.footer-note{border-top:1px solid rgba(255,255,255,0.08);max-width:1180px;margin:0 auto;padding:18px 20px;color:#C7D0DE;font-size:14px}.footer-note p{margin:4px 0}
.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-105%);transition:.24s ease;box-shadow:20px 0 50px rgba(26,38,56,0.18);overflow-y:auto}.mobile-drawer.is-open{transform:translateX(0)}.drawer-lock{overflow:hidden}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(214,0,0,0.10)}.drawer-logo img{max-height:48px;width:auto}.drawer-nav{display:grid;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:12px;font-weight:800;color:#252B34}.drawer-nav a:hover,.drawer-nav a.active{background:#FFF5F5;color:var(--red)}
@media (max-width:1024px){.mega-grid{grid-template-columns:repeat(3,1fr)}.grid-5{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}.hero-inner{grid-template-columns:1fr}.nav-core{gap:14px}.nav-core a{font-size:14px}.header-inner{gap:14px}.hero-panel img{height:240px}}
@media (max-width:760px){.site-main{padding-top:68px}.site-header{height:68px}.header-inner{min-height:68px;padding:0 14px;display:grid;grid-template-columns:48px 1fr auto;gap:8px}.mobile-menu-btn{display:flex}.nav-core,.all-menu-btn{display:none}.logo{justify-content:center}.logo img{max-height:44px}.header-action{justify-content:flex-end}.nav-register{padding:9px 15px;min-width:64px}.banner-slider{margin:14px 14px 24px;height:clamp(160px,50vw,220px);border-radius:16px}.slide-control{width:34px;height:34px;font-size:24px}.slide-control.prev{left:8px}.slide-control.next{right:8px}.section{padding:38px 0}.container{padding:0 14px}.grid-2,.grid-3,.grid-4,.grid-5,.split{grid-template-columns:1fr}.card,.info-card,.review-card,.faq-item,.notice-box{padding:20px}.product-card img{height:150px}.zone-card img,.info-card img,.content-img{max-height:180px}.hero-inner{padding:34px 0 28px}.hero-panel{padding:18px}.hero-panel img,.split img{height:190px}.footer-inner{grid-template-columns:1fr;padding:34px 16px}.footer-links{grid-template-columns:1fr}.mega-panel{display:none}}
@media (max-width:390px){.nav-register{padding:8px 12px}.logo img{max-height:38px}.mobile-menu-btn{width:38px;height:38px}.header-inner{grid-template-columns:42px 1fr auto}.product-card img{height:138px}}