:root{
  --red:#C90000;
  --red-dark:#A80000;
  --red-soft:rgba(201,0,0,0.08);
  --text:#1F2329;
  --muted:#5D6673;
  --light:#F6F7F9;
  --section:#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","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:16px;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.site-header{position:fixed;left:0;right:0;top: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{width:min(1180px,calc(100% - 32px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}
.logo{display:flex;align-items:center;flex:0 0 auto}.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;justify-content:center;flex:1}.nav-core a{color:var(--text);background:var(--light);border-radius:999px;padding:10px 16px;font-size:15px;font-weight:700;transition:.2s}.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}.register-btn{flex:0 0 auto}.main-btn:hover{transform:translateY(-1px)}
.menu-toggle{display:none;width:42px;height:42px;border:0;background:var(--light);border-radius:14px;padding:10px}.menu-toggle span{display:block;height:2px;background:var(--text);border-radius:2px;margin:5px 0}
.page-shell{width:min(1320px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:190px minmax(0,1fr);gap:24px;padding-top:98px}.side-wrap{display:block}.side-category{position:sticky;top:96px;background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);border-radius:18px;box-shadow:var(--shadow);padding:12px;max-height:calc(100vh - 118px);overflow:auto}.side-category a{display:block;color:var(--text);border-radius:12px;padding:9px 12px;font-size:14px;font-weight:700}.side-category a:hover,.side-category a.active{color:var(--red);background:var(--red-soft)}
.site-main{min-width:0}.section{padding:38px 0}.soft-section{background:var(--light);border-radius:26px;padding:34px;margin:32px 0}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:20px}.section-kicker{margin:0 0 6px;color:var(--muted);font-weight:700}.section-title,h1,h2,h3{color:var(--red);line-height:1.25}.section-title{margin:0;font-size:30px}h1{font-size:34px;margin:0 0 14px}h2{font-size:26px;margin:0 0 16px}h3{font-size:20px;margin:0 0 10px}p{margin:0 0 14px;color:var(--muted)}
.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,28vw,360px)}.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.banner-slider .slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.slider-arrow{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.86);box-shadow:0 8px 18px rgba(18,28,45,.16);font-size:24px;color:var(--red);cursor:pointer}.slider-arrow.prev{left:14px}.slider-arrow.next{right:14px}.slider-dots{position:absolute;z-index:3;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(31,35,41,.28);cursor:pointer}.slider-dot.active{background:var(--red)}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:28px;align-items:center;background:linear-gradient(180deg,#FFFFFF 0%,#F6F7F9 100%);border:1px solid var(--line);border-radius:26px;padding:34px;box-shadow:var(--shadow);margin-bottom:28px}.hero img{width:100%;max-height:300px;object-fit:contain;background:#F7F8FA;border-radius:18px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}.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:#fff}
.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.quick-card,.card,.zone-card,.info-card,.review-card,.faq-card{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:var(--shadow);border-radius:18px;padding:20px}.quick-card strong{display:block;color:var(--red);font-size:24px;margin-bottom:6px}.quick-card p{font-size:14px;margin:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card img,.zone-card img,.info-card img,.content-img{width:100%;height:180px;max-height:230px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.info-card.tall img{height:230px}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.card p:last-child,.zone-card p:last-child,.info-card p:last-child,.review-card p:last-child,.faq-card p:last-child{margin-bottom:0}.tag{display:inline-flex;color:var(--red);background:var(--red-soft);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:13px;font-weight:800;margin-bottom:10px}.list-check{display:grid;gap:10px;margin:0;padding:0;list-style:none}.list-check li{position:relative;padding-left:22px;color:var(--muted)}.list-check li:before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--red)}
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.review-card{font-size:15px}.review-card b{display:block;color:var(--text);margin-bottom:6px}.faq-list{display:grid;gap:14px}.faq-card h3{font-size:18px}.notice-bar{background:#11151C;color:#E7ECF3;border-radius:22px;padding:24px;margin:32px 0}.notice-bar p{color:#E7ECF3;margin:0}.mini-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.mini-links a{border:1px solid var(--line);background:#fff;color:var(--red);border-radius:999px;padding:8px 13px;font-weight:800;font-size:14px}.page-hero{background:linear-gradient(180deg,#fff,#F6F7F9);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);padding:32px;margin:24px 0 32px}.page-hero p{max-width:900px}.page-hero img{width:100%;height:260px;object-fit:contain;background:#F7F8FA;border-radius:18px;margin-top:16px}.article-block{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;margin:22px 0;box-shadow:var(--shadow)}.split-block{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.split-block img{width:100%;height:260px;object-fit:contain;background:#F7F8FA;border-radius:16px}.service-table{width:100%;border-collapse:separate;border-spacing:0 10px}.service-table td{background:#F6F7F9;padding:14px;border-top:1px solid rgba(201,0,0,0.08);border-bottom:1px solid rgba(201,0,0,0.08);color:var(--muted)}.service-table td:first-child{border-left:1px solid rgba(201,0,0,0.08);border-radius:14px 0 0 14px;color:var(--red);font-weight:800}.service-table td:last-child{border-right:1px solid rgba(201,0,0,0.08);border-radius:0 14px 14px 0}
.site-footer{margin-top:48px;background:#11151C;color:#E7ECF3;padding:42px 0 22px}.footer-grid{width:min(1180px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:26px}.footer-brand img{max-height:48px;width:auto;margin-bottom:12px}.site-footer h3{color:#fff;font-size:17px}.site-footer p{color:#C8D0DC}.site-footer a{display:block;color:#E7ECF3;margin:8px 0}.footer-bottom{width:min(1180px,calc(100% - 32px));margin:24px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#C8D0DC;font-size:14px}
.drawer-mask{position:fixed;inset:0;background:rgba(17,21,28,.46);z-index:1100;opacity:0;pointer-events:none;transition:.2s}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#fff;z-index:1101;transform:translateX(-100%);transition:.24s ease;box-shadow:18px 0 42px rgba(18,28,45,.18);overflow:auto}.drawer-open .drawer-mask{opacity:1;pointer-events:auto}.drawer-open .mobile-drawer{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(201,0,0,0.08)}.drawer-head img{max-height:46px;width:auto}.drawer-head button{width:38px;height:38px;border:0;border-radius:12px;background:var(--light);font-size:26px;color:var(--red)}.drawer-nav{padding:12px}.drawer-nav a{display:block;padding:12px 14px;border-radius:12px;font-weight:800;color:var(--text)}.drawer-nav a.active,.drawer-nav a:hover{color:var(--red);background:var(--red-soft)}
@media (max-width:1180px){.page-shell{grid-template-columns:1fr}.side-wrap{display:none}.header-inner{gap:14px}.nav-core a{padding:9px 12px}.footer-grid{grid-template-columns:1fr 1fr}.review-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:780px){body{font-size:15px;padding-bottom:72px}.header-inner{min-height:66px;width:calc(100% - 22px);gap:10px}.menu-toggle{display:block;flex:0 0 auto}.logo{margin:0 auto}.logo img{max-height:44px}.nav-core{display:none}.register-btn{min-height:38px;padding:0 15px;font-size:14px}.page-shell{width:calc(100% - 22px);padding-top:80px}.banner-slider{margin:14px auto 24px;height:clamp(150px,48vw,210px);border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:20px}.hero,.split-block{grid-template-columns:1fr}.hero{padding:22px}.hero img,.page-hero img,.split-block img{height:210px}.section{padding:26px 0}.soft-section{padding:22px;border-radius:20px}.section-head{display:block}.section-title{font-size:24px}h1{font-size:27px}.quick-grid,.grid-4,.grid-3,.grid-2,.review-grid{grid-template-columns:1fr}.card img,.zone-card img,.info-card img,.content-img,.product-card img{height:150px;max-height:180px}.info-card.tall img{height:180px}.footer-grid{grid-template-columns:1fr}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:1000;background:#fff;border-top:1px solid #E5E8EE;box-shadow:0 -8px 18px rgba(18,28,45,.06)}.mobile-bottom-nav a{display:block;text-align:center;padding:10px 2px 12px;font-weight:800;color:var(--muted);font-size:13px}.mobile-bottom-nav a.active{color:var(--red)}}
@media (max-width:380px){.register-btn{padding:0 12px}.logo img{max-height:40px}.hero-actions{display:grid}.main-btn,.ghost-btn{width:100%}}