*{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}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.site-header{position:fixed;top:0;left:0;right:0;background:rgba(245,247,251,0.92);backdrop-filter:blur(10px);z-index:9999;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;max-width:1220px;margin:auto;padding:0 20px}.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:9px 4px}.nav-core a.active,.nav-core a:hover{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;border-radius:999px;padding:10px 20px;font-weight:800;box-shadow:0 12px 24px rgba(36,155,255,.22)}.reg-btn{white-space:nowrap}.mobile-menu-btn{display:none;border:0;background:transparent;width:42px;height:42px;padding:8px}.mobile-menu-btn span{display:block;height:3px;background:#289CFF;border-radius:5px;margin:5px 0}.mega-mask,.drawer-mask{position:fixed;inset:0;background:rgba(36,52,71,.25);z-index:9998;display:none}.mega-mask.open,.drawer-mask.open{display:block}.mega-panel{position:fixed;top:76px;left:50%;transform:translateX(-50%) translateY(-12px);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;opacity:0;pointer-events:none;transition:.22s ease}.mega-panel.open{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}.mega-head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid rgba(40,156,255,.12);color:#289CFF}.mega-head button,.drawer-top button{border:1px solid rgba(40,156,255,.2);background:#F5F7FB;color:#4E5F7A;border-radius:999px;padding:7px 12px}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:24px}.mega-group h3{margin:0 0 12px;color:#289CFF}.mega-group a{display:block;padding:11px 12px;border-radius:14px;background:#F5F7FB;margin-bottom:9px;border:1px solid transparent}.mega-group a:hover{border-color:rgba(40,156,255,.22);background:#EEF2F7}.mega-group span{display:block;font-weight:800;color:#243447}.mega-group em{display:block;font-style:normal;font-size:13px;color:#66788A}.mobile-drawer{position:fixed;top:0;left:0;width:84%;max-width:320px;height:100vh;background:#fff;z-index:10001;transform:translateX(-105%);transition:.25s ease;box-shadow:18px 0 40px rgba(36,52,71,.18);overflow:auto}.mobile-drawer.open{transform:translateX(0)}.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,.12)}.drawer-top img{max-height:42px}.drawer-nav{display:grid;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:14px;color:#4E5F7A;font-weight:700}.drawer-nav a:hover{background:#F5F7FB;color:#289CFF}.site-main{padding-top:76px}.container{max-width:1200px;margin:auto;padding:0 20px}.section{padding:44px 0}.hero-card,.section-card,.card,.zone-card,.info-card,.review-card,.faq-item{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:24px}.hero-card{padding:34px;margin-top:28px}.eyebrow{color:#289CFF;font-weight:900;letter-spacing:.08em}.title,h1,h2,h3,.section-title{color:#289CFF;line-height:1.28}h1{font-size:42px;margin:10px 0 18px}h2{font-size:30px;margin:0 0 18px}h3{font-size:20px}.lead{font-size:18px;color:#4E5F7A}.muted{color:#66788A}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card,.zone-card,.info-card,.review-card,.faq-item{padding:24px}.zone-card img,.content-img,.app-section img{border-radius:18px;background:#fff;object-fit:contain;margin-bottom:16px}.card-link{color:#289CFF;font-weight:900}.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;aspect-ratio:16/6.5}.slide{position:absolute;inset:0;opacity:0;transition:.4s ease}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.78);color:#289CFF;font-size:28px;cursor:pointer}.prev{left:16px}.next{right:16px}.dots{position:absolute;left:0;right:0;bottom:12px;z-index:3;text-align:center}.dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(40,156,255,.28);margin:0 4px;cursor:pointer}.dots button.active{background:#289CFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.notice{background:#DDE4EE;border-left:4px solid #289CFF;padding:18px 20px;border-radius:16px;color:#4E5F7A}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px;padding:42px 0 70px}.footer-inner{max-width:1200px;margin:auto;padding:0 20px}.footer-brand{display:flex;gap:20px;align-items:center}.footer-brand img{max-height:50px;background:#fff;border-radius:12px;padding:6px}.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:22px 0}.footer-links a{color:#EAF3FF}.footer-note{color:#b7c8db}.bottom-quick{display:none}.content-img{max-height:360px;width:100%;object-fit:contain}.page-hero{padding:48px 0 20px}.mini-list{display:grid;gap:12px;padding:0;margin:0;list-style:none}.mini-list li{background:#F5F7FB;border-radius:14px;padding:12px 14px;color:#4E5F7A}@media(max-width:900px){.nav-core,.all-menu-btn{display:none}.mobile-menu-btn{display:block;order:-1}.header-inner{min-height:68px;padding:0 14px;gap:10px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:42px}.reg-btn{padding:8px 14px}.site-main{padding-top:68px}.mega-panel{display:none}.grid-2,.grid-3,.grid-4,.split,.mega-grid{grid-template-columns:1fr}.hero-card{padding:24px}.section{padding:30px 0}h1{font-size:30px}h2{font-size:24px}.slides{aspect-ratio:16/9}.footer-brand{align-items:flex-start;flex-direction:column}.bottom-quick{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;background:#fff;z-index:9000;border-top:1px solid rgba(40,156,255,.16)}.bottom-quick a{text-align:center;padding:10px 4px;color:#4E5F7A;font-weight:800;font-size:13px}body{padding-bottom:48px}}@media(max-width:520px){.container{padding:0 14px}.card,.zone-card,.info-card,.review-card,.faq-item{padding:18px}.header-action{gap:8px}.main-btn{padding:8px 12px}.slider-btn{width:34px;height:34px;font-size:22px}.prev{left:8px}.next{right:8px}}