*{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:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit}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:rgba(245,247,251,0.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(40,156,255,.12)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#4E5F7A;font-weight:700;padding:24px 0;border-bottom:2px solid transparent}.nav-core a:hover,.nav-core a.active{color:#289CFF;border-bottom-color:#289CFF}.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px}.all-menu-btn{border:1px solid rgba(40,156,255,.18);background:rgba(255,255,255,.74);color:#289CFF;border-radius:999px;padding:10px 16px;font-weight:800;cursor:pointer}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff!important;border-radius:999px;padding:12px 24px;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.22)}.main-btn.small{padding:9px 18px}.mobile-menu-btn{display:none;background:#fff;border:1px solid rgba(40,156,255,.16);border-radius:14px;padding:8px;gap:4px;flex-direction:column}.mobile-menu-btn span{display:block;width:20px;height:2px;background:#289CFF;border-radius:9px}.mega-mask,.drawer-mask{display:none;position:fixed;inset:0;background:rgba(36,52,71,.32);z-index:9998}.mega-mask.show,.drawer-mask.show{display:block}.mega-panel{display:none;position:fixed;top:76px;left:50%;transform:translateX(-50%);width:min(1120px,calc(100% - 32px));background:rgba(255,255,255,.96);border:1px solid rgba(40,156,255,.16);border-radius:24px;box-shadow:0 24px 60px rgba(56,92,138,.18);z-index:10000;padding:22px}.mega-panel.show{display:block}.mega-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.mega-head strong{color:#289CFF;font-size:22px}.mega-head button,.drawer-top button{border:0;background:#EEF2F7;color:#4E5F7A;border-radius:999px;padding:8px 14px;cursor:pointer}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.mega-group{background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:18px;padding:16px}.mega-group h3{margin:0 0 10px;color:#289CFF}.mega-group a{display:block;padding:10px;border-radius:12px;color:#4E5F7A;font-weight:800}.mega-group a:hover{background:#fff;color:#289CFF}.mega-group span{display:block;color:#8A9AAF;font-size:13px;font-weight:500}.mobile-drawer{position:fixed;top:0;left:0;width:86%;max-width:320px;height:100vh;background:#fff;z-index:10001;transform:translateX(-105%);transition:.28s ease;padding:18px;overflow:auto}.mobile-drawer.show{transform:translateX(0)}.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.drawer-top img{height:44px;width:auto}.drawer-nav a{display:block;padding:13px 10px;border-bottom:1px solid #EEF2F7;color:#4E5F7A;font-weight:700}.drawer-nav a:hover{color:#289CFF}.no-scroll{overflow:hidden}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}.slides{position:relative;height:430px}.slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease;display:flex;align-items:center;justify-content:center;background:#fff}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.86);color:#289CFF;font-size:28px;cursor:pointer;box-shadow:0 8px 20px rgba(56,92,138,.18)}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;z-index:3;display:flex;justify-content:center;gap:8px}.slider-dots button{width:10px;height:10px;border:0;border-radius:50%;background:rgba(40,156,255,.28);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.alt{background:#EEF2F7}.section-head{margin-bottom:22px}.eyebrow{color:#289CFF;font-weight:800;letter-spacing:.08em}.section-title,h1,h2,h3{color:#289CFF}.section-title{font-size:34px;margin:6px 0 8px}h1{font-size:38px;margin:0 0 12px}.lead{font-size:18px;color:#66788A;max-width:880px}.grid{display:grid;gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.four{grid-template-columns:repeat(4,1fr)}.card,.zone-card,.info-card,.review-card{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:22px}.card h3,.zone-card h3,.info-card h3{margin-top:0}.card p,.zone-card p,.info-card p{color:#66788A}.text-link{color:#289CFF;font-weight:800}.feature{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.feature.reverse{grid-template-columns:.95fr 1.05fr}.content-img,.zone-card img,.app-section img{width:100%;height:auto;object-fit:contain;background:#fff;border-radius:20px;border:1px solid rgba(40,156,255,.12)}.image-card{padding:12px;background:#fff;border-radius:24px;box-shadow:0 14px 36px rgba(56,92,138,.10)}.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.pill-list span{background:#DDE4EE;color:#289CFF;border-radius:999px;padding:8px 12px;font-weight:800}.steps{counter-reset:step;display:grid;gap:14px}.step{background:#fff;border-radius:18px;padding:18px;border:1px solid rgba(40,156,255,.12)}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);display:inline-flex;color:#289CFF;font-weight:900;margin-right:8px}.review-card p{color:#4E5F7A}.faq-item{background:#fff;border-radius:18px;padding:20px;border:1px solid rgba(40,156,255,.14);margin-bottom:14px}.faq-item h3{margin:0 0 8px}.notice{background:#DDE4EE;border:1px solid rgba(40,156,255,.16);border-radius:22px;padding:22px;color:#4E5F7A}.site-footer{background:#243447;color:#EAF3FF;margin-top:40px;padding:46px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:24px}.footer-brand img{height:50px;width:auto;margin-bottom:12px}.site-footer a{display:block;color:#EAF3FF;margin:8px 0}.site-footer p{color:#DDE4EE}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.12);padding:16px;margin-top:26px;color:#DDE4EE}.hero-page{padding:52px 0 24px}.hero-box{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);border-radius:28px;padding:34px;box-shadow:0 14px 36px rgba(56,92,138,.10)}@media(max-width:980px){.nav-core,.all-menu-btn{display:none}.mobile-menu-btn{display:flex}.header-inner{gap:12px;min-height:68px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:44px}.header-action{margin-left:auto}.mega-panel{display:none!important}.slides{height:300px}.grid.four,.grid.three{grid-template-columns:repeat(2,1fr)}.feature,.feature.reverse{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.container{width:min(100% - 22px,1200px)}.section{padding:34px 0}.section-title,h1{font-size:28px}.lead{font-size:16px}.grid.four,.grid.three,.grid.two{grid-template-columns:1fr}.slides{height:220px}.banner-slider{margin:18px auto 28px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:22px}.footer-grid{grid-template-columns:1fr}.main-btn.small{padding:8px 14px}.hero-box{padding:24px}.header-action{gap:8px}}