:root{
  --bg:#E6EBF2;
  --nav-bg:#F5F7FB;
  --white:#FFFFFF;
  --soft:#EEF2F7;
  --soft2:#DDE4EE;
  --blue:#289CFF;
  --nav:#4E5F7A;
  --text:#243447;
  --sub:#66788A;
  --muted:#8A9AAF;
  --footer:#243447;
  --footer-text:#EAF3FF;
  --border:rgba(40,156,255,0.16);
  --shadow:0 14px 36px rgba(56,92,138,0.12);
  --btn:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);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:var(--blue);text-decoration:none;transition:.2s ease}
a:hover{color:#1E90F0}
img{max-width:100%;height:auto;display:block}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,0.10)}
.topbar{height:76px;display:flex;align-items:center;gap:22px}
.brand-logo{display:flex;align-items:center;flex:0 0 auto}.brand-logo img{width:154px;max-height:48px;object-fit:contain}.nav{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;min-width:0}.nav a{position:relative;color:#4E5F7A;font-weight:700;font-size:14px;padding:25px 8px 23px;white-space:nowrap}.nav a:after{content:"";position:absolute;left:18%;right:18%;bottom:14px;height:3px;border-radius:99px;background:transparent}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after{background:#289CFF;box-shadow:0 0 14px rgba(40,156,255,.3)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border-radius:999px;background:var(--btn);color:#FFFFFF!important;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,0.25);border:0;cursor:pointer;white-space:nowrap}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#FFFFFF!important}.header-btn{flex:0 0 auto}.menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;padding:8px;cursor:pointer}.menu-toggle span{display:block;height:3px;margin:6px 3px;border-radius:3px;background:#4E5F7A}.page-main{padding-bottom:0}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);opacity:0;pointer-events:none;transition:.25s ease;z-index:10000}.mobile-drawer{position:fixed;top:0;bottom:0;left:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-105%);transition:.28s ease;box-shadow:24px 0 54px rgba(0,0,0,.18);overflow-y:auto}.drawer-open .drawer-mask{opacity:1;pointer-events:auto}.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 18px;border-bottom:1px solid rgba(40,156,255,.12);background:#F5F7FB}.drawer-logo img{width:142px;max-height:44px;object-fit:contain}.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;font-size:28px;line-height:1;width:38px;height:38px;border-radius:50%;cursor:pointer}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:13px 16px;border-radius:14px;color:#4E5F7A;font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{background:#EEF2F7;color:#289CFF}
.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative;height:clamp(220px,39vw,520px)}.slide-track{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;display:flex;align-items:center;justify-content:center;background:#FFFFFF}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}.slider-arrow{position:absolute;top:50%;z-index:3;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.86);color:#289CFF;font-size:30px;line-height:1;box-shadow:0 8px 22px rgba(56,92,138,.18);cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;z-index:4;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:9px}.slider-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(40,156,255,.28);padding:0;cursor:pointer}.slider-dots button.active{width:28px;border-radius:999px;background:#289CFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.section{padding:46px 0}.section.compact{padding:28px 0}.section-head{max-width:820px;margin:0 auto 26px;text-align:center}.eyebrow{display:inline-flex;padding:5px 13px;background:#EEF2F7;border:1px solid rgba(40,156,255,.14);border-radius:999px;color:#289CFF;font-weight:800;font-size:13px;margin-bottom:10px}.section-title,h1,h2,h3{color:#289CFF;line-height:1.35}.section-title{font-size:clamp(26px,4vw,42px);margin:0 0 12px}h1{font-size:clamp(30px,5vw,48px);margin:0 0 16px}h2{font-size:clamp(24px,3.2vw,34px);margin:0 0 14px}h3{font-size:20px;margin:0 0 10px}p{margin:0 0 14px}.lead{font-size:18px;color:#4E5F7A}.muted{color:#8A9AAF}.sub{color:#66788A}.card,.zone-card,.info-card,.review-card,.hero-card,.faq-item{background:rgba(255,255,255,0.92);border:1px solid rgba(40,156,255,0.16);box-shadow:0 14px 36px rgba(56,92,138,0.10);border-radius:22px}.hero{padding:44px 0 24px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.hero-card{padding:34px}.hero-media{border-radius:22px;overflow:hidden;background:#FFFFFF;box-shadow:var(--shadow);border:1px solid var(--border)}.hero-media img{width:100%;height:auto;object-fit:contain;background:#FFFFFF}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:20px}.text-link{font-weight:800;color:#289CFF}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}.stat{padding:15px;border-radius:18px;background:#EEF2F7;border:1px solid rgba(40,156,255,.12)}.stat strong{display:block;color:#289CFF;font-size:22px}.stat span{color:#66788A;font-size:13px}.grid{display:grid;gap:20px}.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:24px}.card .num,.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#EEF2F7;color:#289CFF;font-weight:900;margin-bottom:12px}.card p,.zone-card p,.info-card p,.review-card p,.faq-item p{color:#66788A}.zone-card{overflow:hidden;padding:0}.zone-card .zone-body{padding:22px}.zone-card img{width:100%;height:auto;max-height:260px;object-fit:contain;background:#FFFFFF}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}.split .content-img{border-radius:22px;background:#FFFFFF;box-shadow:var(--shadow);border:1px solid var(--border);width:100%;height:auto;object-fit:contain}.info-list{display:grid;gap:14px}.info-line{display:flex;gap:14px;padding:16px;border-radius:18px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12)}.info-line b{color:#289CFF}.steps{counter-reset:step;display:grid;gap:18px}.step{display:flex;gap:15px;padding:20px;border-radius:20px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 10px 26px rgba(56,92,138,.08)}.step-num{flex:0 0 auto}.review-card{position:relative}.review-card:before{content:"“";position:absolute;right:22px;top:6px;color:rgba(40,156,255,.18);font-size:72px;font-family:Georgia,serif}.review-card b{display:block;color:#243447;margin-top:12px}.notice{background:#DDE4EE;border:1px solid rgba(40,156,255,.18);border-radius:22px;padding:24px;color:#4E5F7A}.notice strong{color:#289CFF}.faq{display:grid;gap:16px}.faq-item{padding:22px}.faq-item h3{font-size:18px}.cta-panel{padding:30px;border-radius:26px;background:linear-gradient(135deg,rgba(255,255,255,.94),rgba(238,242,247,.94));border:1px solid rgba(40,156,255,.16);box-shadow:var(--shadow);display:flex;justify-content:space-between;gap:20px;align-items:center}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.tag{display:inline-flex;align-items:center;border-radius:999px;background:#EEF2F7;color:#289CFF;border:1px solid rgba(40,156,255,.14);font-weight:800;font-size:13px;padding:6px 12px}.site-footer{background:#243447;color:#EAF3FF;margin-top:46px;padding:46px 0 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.35fr;gap:28px}.footer-brand img{width:150px;max-height:48px;object-fit:contain;margin-bottom:14px}.site-footer p{color:#EAF3FF;opacity:.88}.site-footer h3{color:#EAF3FF;font-size:18px}.site-footer a{display:block;color:#EAF3FF;opacity:.88;margin:8px 0}.site-footer a:hover{opacity:1;color:#FFFFFF}.footer-bottom{border-top:1px solid rgba(234,243,255,.16);margin-top:28px;padding:18px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#EAF3FF;opacity:.82;font-size:14px}
@media(max-width:1080px){.nav{display:none}.menu-toggle{display:block}.topbar{height:70px;display:grid;grid-template-columns:48px 1fr auto;gap:10px}.brand-logo{justify-content:center}.brand-logo img{width:146px}.header-btn{padding:0 18px;min-height:40px}.hero-grid,.split{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.cta-panel{display:block}.cta-panel .main-btn{margin-top:12px}.banner-slider{margin-top:18px}}
@media(max-width:680px){.container{width:min(100% - 24px,1200px)}.brand-logo img{width:132px}.header-btn{padding:0 15px;font-size:14px}.banner-slider{height:clamp(170px,55vw,300px);border-radius:16px;margin-bottom:20px}.slider-arrow{width:34px;height:34px;font-size:24px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.section{padding:34px 0}.hero-card,.card,.info-card,.review-card,.faq-item{padding:20px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.mobile-drawer{width:86vw}}