:root{
  --page-bg:#E6EBF2;
  --nav-bg:#F5F7FB;
  --white:#FFFFFF;
  --soft:#EEF2F7;
  --soft-2:#DDE4EE;
  --blue:#289CFF;
  --nav-text:#4E5F7A;
  --text:#243447;
  --muted:#66788A;
  --hint:#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%);
  --btn-hover:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page-bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.7;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}
.site-header{position:sticky;top:0;z-index:9999;background:var(--nav-bg);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,0.10)}
.header-inner{max-width:1240px;margin:0 auto;height:76px;padding:0 22px;display:flex;align-items:center;gap:18px}
.site-logo,.mobile-logo,.drawer-logo,.footer-logo{display:inline-flex;align-items:center;flex-shrink:0}
.site-logo img{width:138px;max-height:48px;object-fit:contain}.mobile-logo img{width:132px;max-height:44px;object-fit:contain}.drawer-logo img{width:132px;max-height:44px;object-fit:contain}.footer-logo img{width:146px;max-height:52px;object-fit:contain}
.nav{display:flex;align-items:center;justify-content:center;gap:12px;flex:1;min-width:0}
.nav a{position:relative;color:var(--nav-text);font-size:14px;font-weight:700;white-space:nowrap;padding:25px 0 22px}
.nav a.active,.nav a:hover{color:var(--blue)}
.nav a.active:after{content:"";position:absolute;left:10%;right:10%;bottom:15px;height:3px;border-radius:999px;background:var(--blue);box-shadow:0 4px 12px rgba(40,156,255,.35)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;background:var(--btn);color:#fff!important;border-radius:999px;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,0.25);border:0;white-space:nowrap}
.main-btn:hover{background:var(--btn-hover);transform:translateY(-1px);box-shadow:0 14px 28px rgba(36,155,255,.32)}
.header-register{flex-shrink:0}.mobile-top{display:none}.drawer-mask,.mobile-drawer{display:none}
.site-main{min-height:70vh}
.container{max-width:1200px;margin:0 auto;padding:0 22px}
.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative;aspect-ratio:1200/440}
.slider-track{height:100%;position:relative;background:#fff}.slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.88);box-shadow:0 8px 18px rgba(56,92,138,.16);cursor:pointer;color:var(--blue)}
.slider-prev{left:18px}.slider-next{right:18px}.slider-arrow:before{display:block;font-size:34px;line-height:39px;font-weight:300}.slider-prev:before{content:"‹"}.slider-next:before{content:"›"}.slider-arrow:hover{background:#fff;transform:translateY(-50%) scale(1.04)}
.slider-dots{position:absolute;left:0;right:0;bottom:16px;z-index:4;display:flex;justify-content:center;gap:9px}.slider-dot{width:9px;height:9px;border-radius:999px;border:0;background:rgba(78,95,122,.32);cursor:pointer;padding:0}.slider-dot.active{width:26px;background:var(--blue)}
.section{margin:36px 0}.section.compact{margin:26px 0}.hero-intro{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.panel,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box,.page-hero,.content-block{background:rgba(255,255,255,0.92);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px}.panel,.content-block,.page-hero{padding:34px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;background:rgba(40,156,255,.10);border:1px solid rgba(40,156,255,.14);padding:6px 13px;border-radius:999px;margin-bottom:12px}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue)}
h1,h2,h3,.section-title{color:var(--blue);line-height:1.28;margin:0 0 14px}h1{font-size:42px}h2,.section-title{font-size:30px}h3{font-size:21px}p{margin:0 0 14px;color:var(--text)}.muted{color:var(--muted)}.hint{color:var(--hint);font-size:14px}.lead{font-size:18px;color:var(--muted)}.title-row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:18px}.title-row p{max-width:720px}.text-link{font-weight:800}.text-link:after{content:" →"}.image-frame{border-radius:22px;overflow:hidden;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);padding:10px}.image-frame img,.content-img,.zone-card img,.app-section img{max-width:100%;height:auto;object-fit:contain;background:#fff;border-radius:16px}.image-frame figcaption{padding:10px 8px 2px;color:var(--hint);font-size:14px}.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,.faq-item{padding:24px}.card .num,.info-card .num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:rgba(40,156,255,.12);color:var(--blue);font-weight:900;margin-bottom:12px}.zone-card img{margin:-4px 0 16px;border-radius:18px}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.tag{color:var(--blue);background:rgba(40,156,255,.10);border:1px solid rgba(40,156,255,.14);border-radius:999px;padding:6px 12px;font-weight:700;font-size:14px}.steps{counter-reset:step;display:grid;gap:16px}.step{position:relative;padding:20px 20px 20px 70px;background:rgba(255,255,255,.92);border:1px solid var(--border);border-radius:18px;box-shadow:0 10px 24px rgba(56,92,138,.08)}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:32px;height:32px;border-radius:12px;background:rgba(40,156,255,.12);color:var(--blue);display:grid;place-items:center;font-weight:900}.review-card strong{display:block;color:var(--blue);margin-bottom:8px}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:19px}.notice-box{padding:24px;background:rgba(238,242,247,.95)}.notice-box ul{margin:0;padding-left:20px;color:var(--muted)}.notice-box li{margin:8px 0}.page-hero{margin:30px 0 28px;display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center}.page-hero.single{display:block;max-width:900px}.page-hero h1{margin-bottom:12px}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-list div{background:#F5F7FB;border:1px solid rgba(40,156,255,.14);border-radius:16px;padding:16px}.feature-list strong{display:block;color:var(--blue);margin-bottom:4px}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center}.plain-list{margin:0;padding-left:20px;color:var(--muted)}.plain-list li{margin:8px 0}.site-footer{margin-top:56px;background:var(--footer);color:var(--footer-text)}.footer-inner{max-width:1200px;margin:0 auto;padding:44px 22px;display:grid;grid-template-columns:1.4fr .75fr .75fr 1.1fr;gap:28px}.site-footer p,.site-footer a,.site-footer h3{color:var(--footer-text)}.site-footer p{opacity:.86}.footer-links{display:grid;align-content:start;gap:8px}.footer-links h3,.footer-note h3{font-size:18px;margin-bottom:8px}.footer-links a{opacity:.86}.footer-links a:hover{opacity:1;color:#fff}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.14);padding:16px 22px;color:rgba(234,243,255,.76)}
@media (max-width:1100px){.nav{gap:9px}.nav a{font-size:13px}.site-logo img{width:120px}.header-inner{padding:0 16px}.main-btn{padding:0 20px}}
@media (max-width:980px){.header-inner{display:none}.mobile-top{height:68px;display:grid;grid-template-columns:56px 1fr auto;align-items:center;padding:0 16px;gap:12px}.mobile-logo{justify-self:center}.menu-toggle{width:44px;height:44px;border:0;border-radius:14px;background:#fff;box-shadow:0 8px 18px rgba(56,92,138,.12);display:grid;place-items:center;padding:10px;cursor:pointer}.menu-toggle span{display:block;width:22px;height:2px;background:var(--nav-text);border-radius:8px;margin:3px 0}.mobile-register{min-height:38px;padding:0 18px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(20,32,44,.46);opacity:0;visibility:hidden;transition:.25s ease;z-index:10000}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{display:block;position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#fff;box-shadow:20px 0 40px rgba(20,32,44,.20);transform:translateX(-105%);transition:transform .28s ease;z-index:10001;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(40,156,255,.14);background:#F5F7FB}.drawer-close{width:40px;height:40px;border:0;border-radius:50%;background:#fff;color:var(--blue);font-size:28px;line-height:1;cursor:pointer}.drawer-nav{display:grid;padding:12px}.drawer-nav a{color:var(--nav-text);font-weight:800;border-radius:14px;padding:13px 14px}.drawer-nav a.active,.drawer-nav a:hover{background:rgba(40,156,255,.10);color:var(--blue)}.banner-slider{margin:18px 16px 28px;aspect-ratio:16/7;border-radius:16px}.hero-intro,.page-hero,.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-inner{grid-template-columns:1fr 1fr}.page-hero{margin-top:22px}h1{font-size:34px}h2,.section-title{font-size:26px}.title-row{align-items:flex-start;flex-direction:column}.panel,.content-block,.page-hero{padding:26px}}
@media (max-width:640px){.container{padding:0 16px}.mobile-top{grid-template-columns:48px 1fr auto;padding:0 12px}.mobile-logo img{width:112px}.mobile-register{min-height:36px;padding:0 14px}.banner-slider{aspect-ratio:16/9}.slider-arrow{width:34px;height:34px}.slider-arrow:before{font-size:28px;line-height:31px}.slider-prev{left:10px}.slider-next{right:10px}.slider-dots{bottom:10px}.grid-2,.grid-3,.grid-4,.feature-list{grid-template-columns:1fr}.hero-intro{gap:18px}.panel,.content-block,.page-hero,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box{padding:22px}.section{margin:28px 0}.footer-inner{grid-template-columns:1fr}.site-footer{margin-top:38px}h1{font-size:28px}h2,.section-title{font-size:24px}.lead{font-size:16px}.step{padding-left:58px}.step:before{left:16px}.image-frame{padding:8px}}