*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.78;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}main{padding-top:84px}.site-header{position:fixed;top:0;left:0;right:0;background:#F5F7FB;z-index:9999;border-bottom:1px solid rgba(40,156,255,.12);box-shadow:0 8px 24px rgba(56,92,138,.08)}.header-inner{max-width:1240px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo{flex:0 0 auto;display:flex;align-items:center}.logo img{max-height:52px;width:auto;display:block}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:19px;white-space:nowrap;flex-wrap:nowrap}.nav a{color:#4E5F7A;font-weight:650;font-size:15px;position:relative;padding:23px 0}.nav a:hover,.nav a.active{color:#289CFF}.nav>a.active:after,.dropdown>a.active:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:3px;border-radius:5px;background:#289CFF}.header-action{flex:0 0 auto;display:flex;align-items:center}.dropdown,.more-dropdown{position:relative}.dropdown-menu,.more-menu{position:absolute;top:100%;left:0;min-width:180px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:10000;padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.2s}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a,.more-menu a{display:block;padding:10px 14px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-size:14px}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.main-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 22px;border-radius:999px;font-weight:800}.main-btn{background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF;box-shadow:0 10px 22px rgba(36,155,255,.22)}.main-btn:hover{background:#1E90F0;color:#fff}.ghost-btn{color:#289CFF;background:#EEF2F7;border:1px solid rgba(40,156,255,.2)}.menu-toggle{display:none;background:none;border:0;width:42px;height:42px;padding:8px}.menu-toggle span{display:block;height:3px;background:#4E5F7A;border-radius:4px;margin:6px 0}.mobile-drawer{position:fixed;z-index:10002;left:0;top:0;width:84vw;max-width:320px;height:100vh;background:#FFFFFF;transform:translateX(-105%);transition:.28s ease;box-shadow:22px 0 42px rgba(36,52,71,.18);overflow-y:auto}.drawer-mask{position:fixed;z-index:10001;inset:0;background:rgba(36,52,71,.42);opacity:0;visibility:hidden;transition:.2s}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open{overflow:hidden}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(40,156,255,.14);background:#F5F7FB}.drawer-logo img{max-height:46px}.drawer-close{font-size:30px;color:#4E5F7A;background:transparent;border:0}.drawer-nav{display:grid;padding:14px}.drawer-nav a{padding:13px 12px;border-radius:12px;color:#4E5F7A;font-weight:650}.drawer-nav a:hover{background:#EEF2F7;color:#289CFF}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{margin:34px auto}.section-head{margin-bottom:18px}.eyebrow,.tag,.num{color:#289CFF;font-weight:800}.lead{font-size:18px;color:#66788A;max-width:900px}h1,h2,h3,.section-title{color:#289CFF;line-height:1.3}h1{font-size:42px;margin:0 0 18px}h2,.section-title{font-size:30px;margin:0 0 12px}h3{font-size:21px;margin:0 0 10px}p{margin:0 0 14px}.muted{color:#8A9AAF}.card,.zone-card,.info-card,.review-card,.hero-panel,.notice-box{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:22px;padding:24px}.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))}.hero-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;margin-top:28px}.hero-img,.content-img,.zone-card img,.app-section img{border-radius:18px;background:#FFFFFF;object-fit:contain;width:100%;height:auto;max-height:430px}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;z-index:1}.slider-track{position:relative;aspect-ratio:16/6.2;background:#FFFFFF}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.slide.active{opacity:1;z-index:2}.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-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.82);color:#289CFF;font-size:24px;box-shadow:0 8px 20px rgba(56,92,138,.16);cursor:pointer}.slider-btn.prev{left:18px}.slider-btn.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:16px;display:flex;justify-content:center;gap:8px;z-index:6}.dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(78,95,122,.34);cursor:pointer}.dot.active{background:#289CFF}.quick-card{min-height:190px;display:flex;flex-direction:column;justify-content:space-between}.text-link{color:#289CFF;font-weight:800}.list{padding-left:18px;margin:8px 0}.list li{margin:8px 0;color:#66788A}.steps{counter-reset:item}.step{display:flex;gap:14px;align-items:flex-start}.step:before{counter-increment:item;content:counter(item);width:32px;height:32px;border-radius:50%;background:#EEF2F7;color:#289CFF;font-weight:800;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}.notice-box{background:#DDE4EE;color:#243447}.faq-item{padding:20px 0;border-bottom:1px solid rgba(40,156,255,.12)}.faq-item:last-child{border-bottom:0}.faq-item h3{font-size:19px}footer{background:#243447;color:#EAF3FF;margin-top:56px}.footer-inner{max-width:1200px;margin:0 auto;padding:46px 20px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:26px}.footer-logo img{max-height:52px;margin-bottom:16px}.footer-brand p{color:#EAF3FF}.footer-note{opacity:.82}.footer-links{display:grid;align-content:start;gap:9px}.footer-links h3{color:#EAF3FF;font-size:18px}.footer-links a{color:#EAF3FF;opacity:.86}.footer-links a:hover{opacity:1;color:#32D1F6}.copyright{text-align:center;border-top:1px solid rgba(234,243,255,.14);padding:16px 20px;color:#EAF3FF;opacity:.78}@media(max-width:1100px){.nav{gap:12px}.nav a{font-size:14px}.header-inner{gap:14px}}@media(max-width:920px){main{padding-top:72px}.menu-toggle{display:block;flex:0 0 auto}.nav-wrap{display:none}.header-inner{min-height:66px;display:grid;grid-template-columns:52px 1fr auto;gap:10px}.logo{justify-content:center}.logo img{max-height:46px}.main-btn{min-height:38px;padding:8px 16px}.hero-panel,.grid-2,.grid-3,.grid-4,.footer-inner{grid-template-columns:1fr}.slider-track{aspect-ratio:16/8.8}h1{font-size:32px}h2,.section-title{font-size:25px}.card,.zone-card,.info-card,.review-card,.hero-panel,.notice-box{padding:20px}.slider-btn{width:36px;height:36px}.banner-slider{margin:18px 14px 26px}}@media(max-width:560px){.container{padding:0 14px}.slider-track{aspect-ratio:16/10.6}.header-inner{padding:0 12px}.logo img{max-width:118px}.main-btn{padding:7px 13px;font-size:14px}h1{font-size:28px}.lead{font-size:16px}.section{margin:24px auto}}