*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:#289CFF;text-decoration:none}a:hover{color:#1E90F0}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,0.10)}.header-inner{max-width:1240px;margin:0 auto;min-height:76px;padding:10px 22px;display:flex;align-items:center;gap:18px}.brand-logo img{width:144px;height:auto}.nav{flex:1;display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}.nav a{position:relative;color:#4E5F7A;font-size:14px;font-weight:700;padding:12px 8px;white-space:nowrap}.nav a:after{content:"";position:absolute;left:18%;right:18%;bottom:5px;height:3px;border-radius:999px;background:#289CFF;transform:scaleX(0);transition:.2s}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after,.nav a:hover:after{transform:scaleX(1)}.main-btn{display:inline-flex;align-items:center;justify-content:center;border:0;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,0.25);font-weight:800;letter-spacing:.02em;padding:10px 24px;min-width:84px;transition:.2s}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#FFFFFF!important}.header-btn{font-size:14px}.mobile-topbar{display:none}.site-main{min-height:60vh}.container{max-width:1200px;margin:0 auto;padding:0 22px}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative}.banner-viewport{position:relative;height:420px;background:#FFFFFF}.banner-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .45s ease;background:#FFFFFF}.banner-slide.active{opacity:1;pointer-events:auto}.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%;width:42px;height:42px;margin-top:-21px;border:0;border-radius:50%;background:rgba(255,255,255,.86);box-shadow:0 8px 22px rgba(56,92,138,.16);cursor:pointer;z-index:3}.slider-arrow:before{content:"";display:block;width:12px;height:12px;border-top:3px solid #289CFF;border-left:3px solid #289CFF;position:absolute;top:15px;left:17px}.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}.slider-arrow.prev:before{transform:rotate(-45deg)}.slider-arrow.next:before{left:13px;transform:rotate(135deg)}.slider-dots{position:absolute;left:0;right:0;bottom:15px;display:flex;justify-content:center;gap:9px;z-index:3}.slider-dot{width:9px;height:9px;border:0;border-radius:999px;background:rgba(40,156,255,.35);cursor:pointer;padding:0}.slider-dot.active{width:26px;background:#289CFF}.hero-section,.page-hero{padding:48px 0 30px}.hero-grid,.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:26px;align-items:center}.hero-copy,.page-copy,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card,.step-card,.feature-card{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}.hero-copy,.page-copy{padding:34px}.eyebrow,.tag,.number{color:#289CFF;font-weight:800;letter-spacing:.04em}.eyebrow{display:inline-flex;background:#EEF2F7;border:1px solid rgba(40,156,255,.18);border-radius:999px;padding:4px 12px;font-size:13px;margin-bottom:12px}h1,h2,h3,.section-title{color:#289CFF;line-height:1.25;margin:0 0 14px}h1{font-size:42px}h2,.section-title{font-size:30px}h3{font-size:20px}p{margin:0 0 14px}.lead{font-size:17px;color:#243447}.muted{color:#66788A}.small{color:#8A9AAF;font-size:13px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px}.text-link{font-weight:800;color:#289CFF}.media-card{background:#FFFFFF;border-radius:22px;box-shadow:0 14px 36px rgba(56,92,138,0.12);border:1px solid rgba(40,156,255,0.12);padding:12px;overflow:hidden}.media-card img,.content-img,.zone-card img,.app-section img{max-width:100%;height:auto;object-fit:contain;border-radius:16px;background:#FFFFFF}.section{padding:34px 0}.section-head{max-width:760px;margin:0 auto 24px;text-align:center}.section-head p{color:#66788A}.grid{display:grid;gap:18px}.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,.notice-card,.step-card,.feature-card{padding:24px}.card .number,.step-card .number{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#EEF2F7;margin-bottom:12px}.zone-card{display:flex;flex-direction:column;gap:14px}.zone-card img{width:100%;max-height:230px}.link-row{margin-top:auto}.review-card p{color:#243447}.review-meta{display:flex;align-items:center;gap:8px;color:#66788A;font-size:14px;margin-top:12px}.review-meta:before{content:"";width:8px;height:8px;border-radius:50%;background:#289CFF}.steps{counter-reset:step}.step-card{position:relative}.step-card strong{color:#289CFF}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}.soft-band{background:#EEF2F7;border-radius:28px;padding:28px;border:1px solid rgba(40,156,255,.12)}.notice-card{background:#DDE4EE}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px}.page-section{padding:26px 0}.content-flow{display:grid;gap:22px}.content-flow .card p:last-child,.card p:last-child,.faq-item p:last-child{margin-bottom:0}.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.pill{display:inline-flex;color:#289CFF;background:#EEF2F7;border:1px solid rgba(40,156,255,.18);border-radius:999px;padding:6px 12px;font-weight:700}.quote-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.table-like{display:grid;gap:12px}.table-like div{display:grid;grid-template-columns:150px 1fr;gap:12px;border-bottom:1px solid rgba(40,156,255,.14);padding-bottom:12px}.table-like strong{color:#289CFF}.site-footer{margin-top:52px;background:#243447;color:#EAF3FF}.footer-inner{max-width:1200px;margin:0 auto;padding:42px 22px;display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:30px}.footer-logo img{width:142px;height:auto;margin-bottom:14px}.footer-brand p{color:#EAF3FF}.footer-note{color:#c9dcf5!important}.footer-links{display:grid;align-content:start;gap:8px}.footer-links h3{color:#EAF3FF;margin-bottom:8px}.footer-links a{color:#EAF3FF}.footer-links a:hover{color:#8FD0FF}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.14);padding:16px 22px;color:#c9dcf5;font-size:14px}.drawer-mask{position:fixed;inset:0;background:rgba(10,20,32,.45);z-index:10000;opacity:0;pointer-events:none;transition:.24s}.drawer-mask.show{opacity:1;pointer-events:auto}.mobile-drawer{position:fixed;left:0;top:0;width:82vw;max-width:320px;height:100vh;background:#FFFFFF;z-index:10001;box-shadow:18px 0 34px rgba(0,0,0,.18);transform:translateX(-105%);transition:transform .28s ease;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 18px;border-bottom:1px solid rgba(40,156,255,.12);background:#F5F7FB}.drawer-logo img{width:126px}.drawer-close{width:36px;height:36px;border:0;border-radius:50%;background:#EEF2F7;color:#289CFF;font-size:24px;line-height:1;cursor:pointer}.drawer-nav{display:grid;padding:12px}.drawer-nav a{color:#4E5F7A;font-weight:800;padding:13px 12px;border-radius:14px}.drawer-nav a.active,.drawer-nav a:hover{color:#289CFF;background:#EEF2F7}.drawer-open{overflow:hidden}.contact-box{display:grid;gap:12px}.contact-line{background:#EEF2F7;border-radius:16px;padding:14px 16px;color:#243447}.contact-line strong{color:#289CFF}@media(max-width:1120px){.nav a{font-size:13px;padding:10px 5px}.brand-logo img{width:126px}.header-inner{gap:10px}.banner-viewport{height:360px}}@media(max-width:900px){.header-inner{display:none}.mobile-topbar{min-height:68px;padding:10px 16px;display:grid;grid-template-columns:54px 1fr auto;align-items:center;background:#F5F7FB}.mobile-logo{justify-self:center}.mobile-logo img{width:132px}.menu-toggle{width:42px;height:42px;border:0;border-radius:12px;background:#FFFFFF;box-shadow:0 8px 20px rgba(56,92,138,.10);display:grid;place-content:center;gap:5px}.menu-toggle span{display:block;width:20px;height:2px;background:#289CFF;border-radius:999px}.mobile-topbar .main-btn{padding:8px 16px;min-width:auto}.banner-slider{margin:18px 14px 28px;border-radius:18px}.banner-viewport{height:300px}.hero-grid,.page-hero-grid,.split{grid-template-columns:1fr}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}h1{font-size:34px}h2,.section-title{font-size:26px}.page-hero{padding-top:34px}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media(max-width:620px){.container{padding:0 15px}.hero-section,.page-hero{padding:28px 0 16px}.banner-viewport{height:220px}.slider-arrow{width:36px;height:36px;margin-top:-18px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.hero-copy,.page-copy,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card,.step-card,.feature-card{padding:20px;border-radius:18px}.grid-4,.grid-3,.grid-2,.quote-grid{grid-template-columns:1fr}.section{padding:24px 0}.table-like div{grid-template-columns:1fr;gap:4px}.footer-inner{grid-template-columns:1fr}.mobile-drawer{width:86vw}h1{font-size:30px}.lead{font-size:16px}.hero-actions{gap:12px}.media-card{padding:8px}}