:root{
  --red:#C90000;
  --red2:#F12B2B;
  --dark:#1F2329;
  --muted:#5D6673;
  --soft:#8A93A0;
  --line:rgba(201,0,0,0.12);
  --shadow:0 12px 30px rgba(18,28,45,0.08);
  --light:#F6F7F9;
  --section:#F1F3F6;
}
*{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{display:block;max-width:100%;height:auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;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:1440px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px;padding:0 28px}
.logo img{max-height:52px;width:auto;display:block}
.nav-core{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-wrap:nowrap}
.nav-core a{color:#1F2329;background:#F6F7F9;border-radius:999px;padding:10px 16px;font-size:15px;font-weight:600;transition:.2s ease}
.nav-core a:hover,.nav-core a.active{color:#C90000;background:rgba(201,0,0,0.08)}
.main-btn,.top-register{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFFFFF;font-weight:700;box-shadow:0 12px 24px rgba(201,0,0,0.22);border:0;white-space:nowrap}
.top-register{height:42px;padding:0 24px;flex:0 0 auto}
.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;padding:8px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#1F2329;border-radius:6px;margin:6px 0}
.site-shell{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:210px minmax(0,1fr);gap:26px;padding:96px 28px 0}
.site-main{min-width: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:12px}
.side-category a{display:block;color:#1F2329;border-radius:12px;padding:11px 12px;font-size:14px;font-weight:650;margin:2px 0;transition:.2s ease}
.side-category a:hover,.side-category a.active{color:#C90000;background:rgba(201,0,0,0.08)}
h1,h2,h3,.section-title{color:#C90000;line-height:1.25;margin:0 0 14px}
h1{font-size:42px;letter-spacing:-.8px}
h2,.section-title{font-size:28px}
h3{font-size:20px}
p{margin:0 0 14px;color:var(--muted)}
.hero-page{background:linear-gradient(135deg,#fff 0%,#fff 48%,#F6F7F9 100%);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:38px;margin:8px 0 26px;overflow:hidden}
.hero-page .eyebrow,.eyebrow{display:inline-flex;align-items:center;color:var(--red);font-size:13px;font-weight:800;background:rgba(201,0,0,.08);border-radius:999px;padding:6px 12px;margin-bottom:12px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.hero-actions .main-btn{min-height:44px;padding:0 22px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:999px;background:#fff;color:#C90000;border:1px solid var(--line);font-weight:700}
.banner-slider{max-width:1180px;margin:8px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:330px;min-height:260px;max-height:360px;border:1px solid rgba(201,0,0,.08)}
.banner-slider .slides,.banner-slider .slide{height:100%;width:100%}.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;background:#F7F8FA}.banner-slider .slide.is-active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-prev,.slider-next{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:1px solid rgba(201,0,0,.12);background:rgba(255,255,255,.88);box-shadow:var(--shadow);cursor:pointer}.slider-prev{left:14px}.slider-next{right:14px}.slider-prev:before,.slider-next:before{display:block;color:#C90000;font-size:30px;line-height:38px;text-align:center}.slider-prev:before{content:"‹"}.slider-next:before{content:"›"}.slider-dots{position:absolute;left:0;right:0;bottom:12px;z-index:3;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;border-radius:999px;border:0;background:rgba(31,35,41,.25);cursor:pointer;padding:0}.slider-dot.is-active{width:26px;background:#C90000}
.section{margin:0 0 34px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head p{max-width:760px}.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}.card,.info-card,.notice-card{padding:24px}.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))}.intro-grid{display:grid;grid-template-columns:1.35fr .8fr;gap:20px;align-items:center}.quick-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:20px}.quick-links a{padding:13px 14px;border-radius:14px;background:#F6F7F9;color:#1F2329;font-weight:700}.quick-links a:hover{color:#C90000;background:rgba(201,0,0,.08)}.content-img,.zone-card img,.info-card img{max-width:100%;height:auto;max-height:260px;object-fit:contain;margin:auto;background:#F7F8FA;border-radius:16px}.feature-image{padding:14px;background:#F7F8FA;border-radius:18px}.feature-image img{width:100%;height:250px;object-fit:contain}.stat-strip{background:linear-gradient(180deg,#F12B2B 0%,#C90000 58%,#A80000 100%);border-radius:22px;padding:22px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;box-shadow:0 16px 36px rgba(201,0,0,.20)}.stat-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.20);border-radius:16px;padding:18px;color:#fff}.stat-card strong{display:block;font-size:24px;margin-bottom:6px}.stat-card p{color:#fff;margin:0;font-size:14px}.split{display:grid;grid-template-columns:.95fr 1.2fr;gap:20px;align-items:center}.tag-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.tag-list a,.tag-list span{border-radius:999px;background:rgba(201,0,0,.08);color:#C90000;padding:8px 12px;font-weight:700;font-size:13px}.product-card{overflow:hidden;padding:0}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA}.product-card .product-body{padding:18px}.horizontal-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.combo-card{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center;padding:16px}.combo-card img{width:140px;height:118px;object-fit:contain;background:#F7F8FA;border-radius:14px}.review-card{padding:20px}.review-card p{color:#333}.review-card strong{display:block;color:#C90000;margin-top:12px}.faq-list{display:grid;gap:12px}.faq-card{padding:18px}.faq-card h3{font-size:17px;margin-bottom:8px}.notice-band{background:#F1F3F6;border-radius:22px;padding:24px;border:1px solid rgba(201,0,0,.10)}.note-list{padding-left:20px;margin:10px 0 0;color:var(--muted)}.note-list li{margin:8px 0}.page-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start}.page-image-card{padding:14px;background:#F7F8FA;border-radius:18px;border:1px solid rgba(201,0,0,.08)}.page-image-card img{width:100%;height:280px;object-fit:contain}.steps{counter-reset:step;display:grid;gap:12px}.steps li{list-style:none;position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 16px 16px 54px;box-shadow:var(--shadow);color:var(--muted)}.steps li:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;background:#C90000;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px}.drawer-mask,.mobile-drawer{display:none}.site-footer{margin-top:42px;background:#11151C;color:#E7ECF3}.footer-inner{max-width:1440px;margin:0 auto;padding:38px 28px;display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:28px}.footer-brand img{max-height:50px;width:auto;margin-bottom:14px}.footer-brand p,.footer-note p{color:#E7ECF3}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.footer-links a{color:#E7ECF3;background:rgba(255,255,255,.06);border-radius:12px;padding:10px 12px}.mobile-bottom-nav{display:none}
@media (max-width:1180px){.site-shell{grid-template-columns:1fr;max-width:1180px}.side-category{display:none}.header-inner{padding:0 18px}.nav-core{gap:6px}.nav-core a{padding:9px 12px}.grid-4,.horizontal-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){body{padding-bottom:68px}.site-header{min-height:64px}.header-inner{display:grid;grid-template-columns:58px 1fr 74px;min-height:64px;gap:8px;padding:0 12px}.menu-toggle{display:block}.logo{justify-self:center}.logo img{max-height:44px}.nav-core{display:none}.top-register{height:38px;padding:0 16px;font-size:14px;justify-self:end}.site-shell{display:block;padding:78px 14px 0}.hero-page{padding:24px 18px;border-radius:20px;margin-top:0}h1{font-size:29px}h2,.section-title{font-size:23px}.banner-slider{height:190px;min-height:150px;max-height:210px;margin:0 auto 24px;border-radius:18px}.slider-prev,.slider-next{width:34px;height:34px}.slider-prev:before,.slider-next:before{font-size:24px;line-height:32px}.section-head{display:block}.intro-grid,.split,.page-grid{grid-template-columns:1fr}.grid-2,.grid-3,.grid-4,.horizontal-cards{grid-template-columns:1fr}.stat-strip{grid-template-columns:1fr;border-radius:20px}.feature-image img,.page-image-card img{height:210px}.product-card img{height:150px}.combo-card{grid-template-columns:110px 1fr}.combo-card img{width:110px;height:94px}.content-img,.zone-card img,.info-card img{max-height:210px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(17,21,28,.45);z-index:88;opacity:0;pointer-events:none;transition:.2s}.mobile-drawer{display:block;position:fixed;top:0;left:0;bottom:0;width:84vw;max-width:320px;background:#fff;z-index:90;transform:translateX(-105%);transition:.26s ease;box-shadow:20px 0 45px rgba(18,28,45,.18);overflow-y:auto}.drawer-open{overflow:hidden}.drawer-open .drawer-mask{opacity:1;pointer-events:auto}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-head{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid rgba(201,0,0,.10)}.drawer-logo img{max-height:44px}.drawer-close{border:0;background:#F6F7F9;color:#C90000;border-radius:50%;width:38px;height:38px;font-size:25px;line-height:1}.drawer-links{padding:14px}.drawer-links a{display:block;padding:12px 14px;border-radius:14px;font-weight:700;color:#1F2329}.drawer-links a.active,.drawer-links a:hover{background:rgba(201,0,0,.08);color:#C90000}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:75;height:58px;background:#fff;border-top:1px solid #E5E8EE;display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;font-weight:750;color:#5D6673;font-size:14px}.mobile-bottom-nav a.active{color:#C90000}.footer-inner{grid-template-columns:1fr;padding:30px 18px}.footer-links{grid-template-columns:1fr}.quick-links{grid-template-columns:1fr}.card,.info-card,.notice-card{padding:20px}}