:root{
  --red:#C90000;
  --red-dark:#A80000;
  --red-soft:rgba(201,0,0,0.08);
  --text:#1F2329;
  --muted:#5D6673;
  --light:#F6F7F9;
  --zone:#F1F3F6;
  --line:rgba(201,0,0,0.12);
  --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:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.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:1220px;margin:0 auto;min-height:74px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo img{max-height:52px;width:auto;display:block}
.nav-core{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-wrap:nowrap;min-width:0}
.nav-core a{color:var(--text);background:var(--light);border-radius:999px;padding:10px 16px;font-size:15px;font-weight:700;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:0 22px;border-radius:999px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFFFFF;font-weight:800;box-shadow:0 10px 22px rgba(201,0,0,0.22);border:0;white-space:nowrap}
.mobile-menu-btn{display:none;background:#FFFFFF;border:1px solid var(--line);width:42px;height:42px;border-radius:14px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.mobile-menu-btn span{width:18px;height:2px;background:var(--text);border-radius:99px}
.page-shell{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:190px minmax(0,1fr);gap:26px;padding:98px 24px 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;max-height:calc(100vh - 120px);overflow:auto}
.side-category a{display:block;color:var(--text);border-radius:12px;padding:9px 12px;font-size:14px;font-weight:700;margin-bottom:2px;transition:.2s ease}
.side-category a:hover,.side-category a.active{color:var(--red);background:var(--red-soft)}
.section{margin:0 0 36px}
.section.soft{background:var(--light);border-radius:24px;padding:28px;border:1px solid rgba(18,28,45,0.04)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}
h1,h2,h3,.section-title{color:var(--red);line-height:1.28;margin:0 0 12px}
h1{font-size:38px;letter-spacing:-.5px}
h2,.section-title{font-size:28px}
h3{font-size:20px}
p{margin:0 0 12px;color:var(--muted)}
.lead{font-size:18px;color:var(--text)}
.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--red);background:var(--red-soft);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800;margin-bottom:14px}
.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,31vw,360px);border:1px solid rgba(18,28,45,0.05)}
.banner-track,.banner-slide{width:100%;height:100%}
.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .35s ease;pointer-events:none;background:#F7F8FA}
.banner-slide.active{opacity:1;pointer-events:auto}
.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-btn{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,0.88);box-shadow:0 10px 20px rgba(18,28,45,0.16);color:var(--red);font-size:30px;line-height:42px;cursor:pointer;z-index:2}
.slider-prev{left:16px}.slider-next{right:16px}
.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:2}
.slider-dot{width:9px;height:9px;border-radius:99px;border:0;background:rgba(31,35,41,0.25);cursor:pointer;padding:0}
.slider-dot.active{width:24px;background:var(--red)}
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:28px;align-items:center;background:linear-gradient(135deg,#FFFFFF 0%,#F6F7F9 100%);border:1px solid rgba(201,0,0,0.10);border-radius:26px;padding:32px;box-shadow:var(--shadow);margin:24px 0 36px}
.hero-media{background:#F7F8FA;border-radius:22px;padding:14px;border:1px solid rgba(18,28,45,0.05)}
.hero-media img{width:100%;height:280px;object-fit:contain}
.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:0 18px;border-radius:999px;border:1px solid var(--line);color:var(--red);font-weight:800;background:#FFFFFF}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card,.zone-card,.info-card,.review-card,.faq-card,.product-card{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:var(--shadow);border-radius:18px;padding:20px;min-width:0}
.card h3,.zone-card h3,.info-card h3,.review-card h3,.faq-card h3,.product-card h3{margin-top:0}
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 58%,#A80000 100%);border-radius:24px;padding:22px;box-shadow:0 14px 34px rgba(201,0,0,0.22);margin:0 0 36px}
.stat-card{background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.20);border-radius:18px;padding:18px;color:#FFFFFF}
.stat-card strong{display:block;font-size:22px;margin-bottom:6px}.stat-card p{color:rgba(255,255,255,0.88);font-size:14px;margin:0}
.media-card{display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px;align-items:center}
.media-card img{width:100%;height:150px;object-fit:contain;background:#F7F8FA;border-radius:14px;padding:8px}
.zone-card img,.info-card img,.content-img{width:100%;height:210px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px;padding:8px}
.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:12px;padding:8px}
.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(210px,1fr);overflow-x:auto;gap:16px;padding-bottom:8px;scroll-snap-type:x proximity}
.horizontal-scroll .product-card{scroll-snap-align:start}
.notice-list{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
.notice-list li{position:relative;padding-left:20px;color:var(--muted)}
.notice-list li:before{content:"";position:absolute;left:0;top:.75em;width:8px;height:8px;border-radius:50%;background:var(--red)}
.review-card{font-size:15px}.review-card span{display:block;color:var(--red);font-weight:800;margin-bottom:6px}
.page-top{background:linear-gradient(135deg,#FFFFFF 0%,#F6F7F9 100%);border:1px solid rgba(201,0,0,0.10);border-radius:26px;padding:30px;box-shadow:var(--shadow);margin:24px 0 28px}
.page-top p{max-width:820px}.content-panel{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);border-radius:22px;box-shadow:var(--shadow);padding:26px;margin-bottom:28px}
.content-panel.with-media{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:24px;align-items:center}
.content-panel.with-media img{width:100%;height:260px;object-fit:contain;background:#F7F8FA;border-radius:18px;padding:10px}
.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);border-radius:16px;padding:18px 18px 18px 56px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--red);color:#FFFFFF;font-weight:800}
.footer-reminder{border-radius:20px;background:#F1F3F6;border:1px solid rgba(201,0,0,0.10);padding:22px;margin:0 0 36px}
.site-footer{margin-top:42px;background:#11151C;color:#E7ECF3;padding:34px 24px 22px}
.footer-inner{max-width:1220px;margin:0 auto;display:flex;align-items:flex-start;justify-content:space-between;gap:30px}.footer-brand{max-width:560px}.footer-brand p{color:#C9D1DC}.footer-logo img{max-height:48px;width:auto;margin-bottom:14px}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(100px,1fr));gap:10px 20px}.footer-links a{color:#E7ECF3}.footer-note{max-width:1220px;margin:24px auto 0;border-top:1px solid rgba(255,255,255,0.10);padding-top:16px;color:#AAB4C2;font-size:14px}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,0.38);z-index:1100;opacity:0;visibility:hidden;transition:.2s ease}.mobile-drawer{position:fixed;top:0;bottom:0;left:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:1110;transform:translateX(-102%);transition:.24s ease;box-shadow:18px 0 40px rgba(18,28,45,0.18);overflow:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid rgba(201,0,0,0.10)}.drawer-logo img{max-height:46px}.drawer-close{width:40px;height:40px;border:1px solid var(--line);background:#FFFFFF;border-radius:14px;color:var(--red);font-size:26px}.drawer-nav{padding:14px}.drawer-nav a{display:block;padding:12px 14px;border-radius:14px;font-weight:800;color:var(--text)}.drawer-nav a.active,.drawer-nav a:hover{color:var(--red);background:var(--red-soft)}
.mobile-bottom-nav{display:none}
@media (max-width:1120px){.page-shell{grid-template-columns:1fr;max-width:980px}.side-category{display:none}.nav-core{gap:6px}.nav-core a{padding:9px 12px;font-size:14px}.hero{grid-template-columns:1fr}.content-panel.with-media{grid-template-columns:1fr}.content-panel.with-media img{height:230px}}
@media (max-width:760px){body{padding-bottom:72px}.site-header{height:66px}.header-inner{min-height:66px;padding:0 14px;gap:12px}.mobile-menu-btn{display:flex}.nav-core{display:none}.logo img{max-height:44px}.register-btn{min-height:38px;padding:0 16px}.page-shell{padding:82px 14px 0}.banner-slider{margin:12px auto 24px;height:clamp(150px,48vw,210px);border-radius:18px}.slider-btn{width:34px;height:34px;font-size:24px;line-height:34px}.slider-prev{left:10px}.slider-next{right:10px}.hero,.page-top,.content-panel,.section.soft{padding:20px;border-radius:20px}.hero-media img{height:200px}h1{font-size:28px}h2,.section-title{font-size:23px}.section-head{display:block}.grid.two,.grid.three,.grid.four,.stat-row{grid-template-columns:1fr}.stat-row{padding:16px}.media-card{grid-template-columns:1fr}.media-card img,.zone-card img,.info-card img,.product-card img,.content-img{height:160px}.content-panel.with-media img{height:190px}.footer-inner{display:block}.footer-links{grid-template-columns:1fr;margin-top:20px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;height:62px;background:#FFFFFF;border-top:1px solid rgba(18,28,45,0.10);display:grid;grid-template-columns:repeat(4,1fr);z-index:990;box-shadow:0 -8px 24px rgba(18,28,45,0.08)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;font-weight:800}.mobile-bottom-nav a.active{color:var(--red)}}
@media (max-width:420px){.header-inner{padding:0 10px}.register-btn{padding:0 12px}.logo img{max-height:38px}.page-shell{padding-left:10px;padding-right:10px}.banner-slider{height:160px}.hero-actions{display:grid}.main-btn,.ghost-btn{width:100%}}