:root{
  --body:#E6EBF2;
  --panel:#FFFFFF;
  --panel-soft:#F5F7FB;
  --panel-mid:#EEF2F7;
  --line:rgba(40,156,255,0.16);
  --title:#289CFF;
  --nav:#4E5F7A;
  --text:#243447;
  --muted:#66788A;
  --light:#8A9AAF;
  --footer:#243447;
  --footerText:#EAF3FF;
  --gradient:linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
  --shadow:0 14px 36px rgba(56,92,138,0.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--body);color:var(--text);font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
main{padding-top:124px}
.site-header{position:fixed;left:0;right:0;top:0;z-index:1000;background:rgba(245,247,251,0.94);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,0.10)}
.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;padding:0 20px}
.logo{flex:0 0 auto;display:flex;align-items:center;min-width:132px}
.logo img{max-height:52px;width:auto;display:block}
.nav-core{flex:1 1 auto;display:flex;align-items:center;justify-content:center;gap:24px;white-space:nowrap;flex-wrap:nowrap;min-width:0}
.nav-core a{color:var(--nav);position:relative;font-weight:600;padding:8px 4px;transition:.2s ease}
.nav-core a:hover,.nav-core a.active{color:var(--title)}
.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:-12px;width:28px;height:3px;border-radius:999px;background:var(--title);transform:translateX(-50%)}
.register-btn,.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--gradient);color:#FFFFFF;border-radius:999px;padding:11px 22px;font-weight:700;box-shadow:0 12px 24px rgba(36,155,255,.22);border:0;white-space:nowrap}
.register-btn{flex:0 0 auto;min-width:74px}
.channel-bar{background:rgba(255,255,255,0.78);border-top:1px solid rgba(40,156,255,0.10);border-bottom:1px solid rgba(40,156,255,0.10);overflow-x:auto;white-space:nowrap;scrollbar-width:thin}
.channel-inner{max-width:1200px;margin:0 auto;display:flex;gap:10px;padding:10px 20px}
.channel-bar a{color:var(--muted);border-radius:999px;padding:8px 14px;font-size:14px;transition:.2s;background:rgba(255,255,255,0.45)}
.channel-bar a:hover,.channel-bar a.active{color:var(--title);background:rgba(40,156,255,0.10)}
.mobile-menu-btn{display:none;border:0;background:transparent;width:40px;height:40px;padding:8px;flex:0 0 auto}
.mobile-menu-btn span{display:block;height:2px;background:var(--title);border-radius:999px;margin:5px 0}
.floating-service{position:fixed;right:18px;top:42%;z-index:60;display:flex;flex-direction:column;gap:10px}
.floating-service a,.floating-service button{background:#FFFFFF;color:var(--title);border:1px solid rgba(40,156,255,0.16);box-shadow:0 14px 30px rgba(56,92,138,0.12);border-radius:999px;padding:10px 14px;min-width:58px;text-align:center;font-weight:700;cursor:pointer;font-family:inherit}
.floating-service a.register-link{background:var(--gradient);color:#FFFFFF;border:0}
.drawer-overlay{position:fixed;inset:0;background:rgba(36,52,71,.45);z-index:9998;opacity:0;visibility:hidden;transition:.25s ease}
.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10000;transform:translateX(-105%);transition:.25s ease;box-shadow:20px 0 42px rgba(36,52,71,.22);overflow-y:auto}
.drawer-open .drawer-overlay{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px 18px;border-bottom:1px solid var(--line)}
.drawer-logo img{max-height:46px;width:auto}
.drawer-close{border:0;background:var(--panel-soft);border-radius:50%;width:34px;height:34px;font-size:22px;color:var(--title);line-height:1;cursor:pointer}
.drawer-links{display:grid;gap:8px;padding:16px}
.drawer-links a{padding:11px 14px;border-radius:14px;background:var(--panel-soft);color:var(--nav);font-weight:650}
.drawer-links a.active,.drawer-links a:hover{color:var(--title);background:rgba(40,156,255,0.10)}
.mobile-bottom-nav{display:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{max-width:1200px;margin:0 auto 34px;padding:0 20px}
.section-card{background:rgba(255,255,255,0.92);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:26px;padding:30px}
h1,h2,h3,.section-title{color:var(--title);line-height:1.3;margin:0 0 14px}
h1{font-size:38px}.section-title{font-size:28px}h2{font-size:26px}h3{font-size:20px}
p{margin:0 0 14px}.muted{color:var(--muted)}.small-note{color:var(--light);font-size:14px}
.banner-slider{max-width:1200px;height:370px;margin:28px auto 36px;border-radius:22px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative;z-index:1;border:1px solid rgba(40,156,255,0.12)}
.banner-slider .slide{display:none;width:100%;height:100%}
.banner-slider .slide.active{display:block}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}
.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;border:none;border-radius:999px;background:rgba(255,255,255,0.86);color:var(--title);box-shadow:0 8px 20px rgba(56,92,138,0.16);width:42px;height:42px;cursor:pointer}
.slider-prev{left:16px}.slider-next{right:16px}
.slider-prev::before{content:"‹";font-size:34px;line-height:1}.slider-next::before{content:"›";font-size:34px;line-height:1}
.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.slider-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(40,156,255,0.24);padding:0;cursor:pointer}
.slider-dots button.active{background:var(--title)}
.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{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;padding:22px}
.card a,.text-link{color:var(--title);font-weight:700}.card a:hover,.text-link:hover{text-decoration:underline}
.content-img,.zone-card img,.app-section img,.feature-img{width:100%;height:auto;object-fit:contain;background:#FFFFFF;border-radius:20px;border:1px solid rgba(40,156,255,0.12);box-shadow:0 12px 26px rgba(56,92,138,0.08)}
.card-img{height:170px;width:100%;object-fit:contain;background:#FFFFFF;border-radius:18px;margin-bottom:16px;border:1px solid rgba(40,156,255,0.10)}
.text-media{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.text-media.reverse{grid-template-columns:.9fr 1.1fr}.feature-img{max-height:280px;padding:10px}
.kv-list{display:grid;gap:12px}.kv-list li{list-style:none;background:var(--panel-soft);border:1px solid rgba(40,156,255,0.10);border-radius:16px;padding:12px 14px;color:var(--muted)}
.kv-list{padding:0;margin:0}.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.tag-row span{padding:8px 12px;border-radius:999px;background:rgba(40,156,255,0.10);color:var(--title);font-weight:700;font-size:14px}
.page-hero{max-width:1200px;margin:28px auto 30px;padding:0 20px}.page-hero-inner{background:rgba(255,255,255,0.92);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:28px;padding:36px;display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.page-hero .feature-img{max-height:300px}
.breadcrumb{color:var(--light);font-size:14px;margin-bottom:8px}.notice-strip{background:#DDE4EE;border:1px solid rgba(40,156,255,0.16);border-radius:18px;padding:16px 18px;color:var(--muted);margin-top:18px}
.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.review-card strong{display:block;color:var(--title);margin-bottom:8px}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px;margin-bottom:8px}.legal-reminder{background:#243447;color:#EAF3FF;border-radius:24px;padding:26px;box-shadow:0 18px 40px rgba(36,52,71,0.16)}.legal-reminder h2{color:#FFFFFF}.legal-reminder p{color:#EAF3FF}.legal-reminder .small-note{color:#BFD4EA}
.site-footer{background:var(--footer);color:var(--footerText);margin-top:40px;padding:42px 20px 86px}.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:28px}.footer-logo img{max-height:52px;width:auto;margin-bottom:14px}.site-footer h3{color:#FFFFFF}.site-footer a{display:block;color:#EAF3FF;margin:6px 0}.site-footer p{color:#D7E7F6}.footer-bottom{max-width:1200px;margin:24px auto 0;padding-top:18px;border-top:1px solid rgba(234,243,255,.18);color:#D7E7F6;font-size:14px}
@media (max-width:1024px){
  .nav-core{gap:16px}.banner-slider{height:300px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.reviews{grid-template-columns:repeat(2,minmax(0,1fr))}.floating-service{display:none}.page-hero-inner,.text-media,.text-media.reverse{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  main{padding-top:76px;padding-bottom:74px}.site-header{box-shadow:0 8px 20px rgba(56,92,138,0.12)}.header-inner{min-height:76px;gap:12px;padding:0 14px}.mobile-menu-btn{display:block}.logo{min-width:0;flex:1;justify-content:center}.logo img{max-height:44px}.nav-core,.channel-bar{display:none}.register-btn{padding:9px 16px;min-width:64px}.banner-slider{height:210px;margin:18px 14px 26px;border-radius:18px}.slider-arrow{width:36px;height:36px}.slider-prev{left:10px}.slider-next{right:10px}.section,.container,.page-hero{padding:0 14px}.section-card,.page-hero-inner{padding:22px;border-radius:22px}h1{font-size:28px}.section-title,h2{font-size:23px}.grid-2,.grid-3,.grid-4,.reviews{grid-template-columns:1fr}.card,.zone-card,.info-card,.review-card,.faq-item{padding:18px;border-radius:18px}.card-img{height:150px}.feature-img{max-height:230px}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:900;background:#FFFFFF;border-top:1px solid rgba(40,156,255,0.16);box-shadow:0 -10px 28px rgba(56,92,138,.12)}.mobile-bottom-nav a{text-align:center;color:var(--nav);padding:10px 4px 12px;font-weight:700;font-size:14px}.mobile-bottom-nav a:hover{color:var(--title)}.site-footer{padding-bottom:92px}.footer-grid{grid-template-columns:1fr}.legal-reminder{border-radius:20px}
}
@media (max-width:420px){.banner-slider{height:180px}.page-hero-inner{padding:20px}.card-img{height:135px}.register-btn{padding:8px 13px}}