*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:#E6EBF2;color:#243447;line-height:1.75}a{text-decoration:none;color:inherit}img{display:block}p{margin:0 0 14px}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#F5F7FB;box-shadow:0 10px 30px rgba(56,92,138,.1);border-bottom:1px solid rgba(40,156,255,.12)}.nav-shell{max-width:1240px;margin:0 auto;height:74px;display:flex;align-items:center;gap:16px;padding:0 20px}.brand,.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#289CFF;letter-spacing:.5px}.brand img,.drawer-brand img{width:46px;height:46px;object-fit:contain}.brand span,.drawer-brand span{font-size:20px;white-space:nowrap}.nav{display:flex;align-items:center;gap:3px;flex:1;justify-content:center}.nav a{color:#4E5F7A;font-size:14px;font-weight:650;padding:8px 9px;border-radius:999px;transition:.2s;white-space:nowrap}.nav a:hover,.nav a.active,.drawer-nav a.active{color:#289CFF;background:rgba(40,156,255,.1)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF;font-weight:800;box-shadow:0 12px 24px rgba(36,155,255,.25);border:0;cursor:pointer;transition:transform .2s,box-shadow .2s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 30px rgba(36,155,255,.3)}.header-btn{min-width:84px}.menu-toggle{display:none;width:44px;height:44px;border:0;background:#FFFFFF;border-radius:14px;box-shadow:0 8px 20px rgba(56,92,138,.12);padding:10px}.menu-toggle span{display:block;height:2px;background:#4E5F7A;margin:6px 0;border-radius:3px}.page-main{padding-top:92px;min-height:70vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{max-width:1200px;margin:0 auto 34px;padding:0 20px}.section-box{background:rgba(255,255,255,.9);border:1px solid rgba(40,156,255,.16);border-radius:24px;box-shadow:0 14px 36px rgba(56,92,138,.1);padding:30px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-eyebrow,.tag,.num{color:#289CFF;font-weight:800}.section-title,h1,h2,h3{color:#289CFF;margin:0 0 12px;line-height:1.25}.section-title{font-size:30px}.section-desc{color:#66788A;max-width:760px}.muted{color:#66788A}.light{color:#8A9AAF}.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;border:1px solid rgba(40,156,255,.12)}.slides{position:relative;height:500px;background:#FFFFFF}.slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .55s ease}.slide.active{opacity:1;pointer-events:auto}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}.slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,42,70,.64) 0%,rgba(18,42,70,.28) 45%,rgba(18,42,70,.02) 100%)}.slide-caption{position:absolute;z-index:2;left:46px;top:50%;transform:translateY(-50%);max-width:490px;color:#FFFFFF}.slide-caption span{display:inline-flex;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:6px 14px;margin-bottom:16px}.slide-caption h1,.slide-caption h2{color:#FFFFFF;font-size:38px;margin-bottom:12px}.slide-caption p{color:#EAF3FF;font-size:16px}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.88);color:#289CFF;font-size:28px;cursor:pointer;box-shadow:0 8px 20px rgba(18,42,70,.15)}.slider-prev{left:18px}.slider-next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:18px;display:flex;justify-content:center;gap:10px;z-index:4}.slider-dot{width:11px;height:11px;border-radius:50%;border:0;background:rgba(255,255,255,.72);cursor:pointer}.slider-dot.active{background:#289CFF;box-shadow:0 0 0 4px rgba(40,156,255,.18)}.intro-grid,.split-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:26px;align-items:center}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.content-img{width:100%;border-radius:22px;object-fit:contain;background:#FFFFFF;box-shadow:0 14px 32px rgba(56,92,138,.11);border:1px solid rgba(40,156,255,.12)}.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,.step-card{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.1);border-radius:20px;padding:22px}.card h3,.zone-card h3,.info-card h3,.review-card h3,.faq-item h3,.step-card h3{font-size:20px}.card-link{color:#289CFF;font-weight:800;display:inline-flex;gap:6px;align-items:center;margin-top:4px}.zone-card{display:flex;flex-direction:column;gap:14px}.zone-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#F5F7FB;border-radius:16px;border:1px solid rgba(40,156,255,.1)}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:18px 0 0;padding:0;list-style:none}.feature-list li{background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:16px;padding:13px 15px;color:#4E5F7A}.notice-band{background:#DDE4EE;border:1px solid rgba(40,156,255,.16);border-radius:22px;padding:22px;color:#4E5F7A}.inner-hero{max-width:1200px;margin:28px auto 34px;padding:0 20px}.inner-hero .hero-box{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;background:linear-gradient(135deg,#FFFFFF 0%,#F5F7FB 56%,#EEF2F7 100%);border:1px solid rgba(40,156,255,.16);border-radius:28px;box-shadow:0 18px 42px rgba(56,92,138,.12);padding:34px}.inner-hero h1{font-size:40px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:18px}.text-link{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;color:#289CFF;font-weight:800}.pill-row{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.pill{background:rgba(40,156,255,.1);color:#289CFF;border:1px solid rgba(40,156,255,.16);padding:6px 12px;border-radius:999px;font-weight:750}.steps{counter-reset:item}.step-card{position:relative;padding-left:64px}.step-card::before{counter-increment:item;content:counter(item);position:absolute;left:22px;top:22px;width:30px;height:30px;border-radius:50%;background:#289CFF;color:#FFFFFF;display:grid;place-items:center;font-weight:900}.quote-mark{font-size:28px;color:#289CFF;line-height:1}.review-card strong{color:#4E5F7A}.faq-list{display:grid;gap:14px}.faq-item h3{margin-bottom:8px}.footer-shell{max-width:1200px;margin:0 auto;padding:42px 20px}.site-footer{background:#243447;color:#EAF3FF;margin-top:42px}.footer-brand{display:flex;gap:16px;align-items:center;border-bottom:1px solid rgba(234,243,255,.14);padding-bottom:22px;margin-bottom:22px}.footer-brand img{width:54px;height:54px;object-fit:contain}.footer-brand strong{font-size:22px;color:#FFFFFF}.footer-brand p,.footer-note p{color:#C9D8EA}.footer-links{display:flex;flex-wrap:wrap;gap:10px 18px;margin-bottom:22px}.footer-links a{color:#EAF3FF}.footer-links a:hover{color:#7DD6FF}.mobile-mask{position:fixed;inset:0;background:rgba(18,42,70,.42);opacity:0;pointer-events:none;transition:.2s;z-index:1001}.mobile-mask.show{opacity:1;pointer-events:auto}.mobile-drawer{position:fixed;top:0;right:-330px;width:min(330px,86vw);height:100vh;background:#F5F7FB;z-index:1002;transition:right .25s;box-shadow:-16px 0 34px rgba(18,42,70,.16);padding:18px;overflow:auto}.mobile-drawer.open{right:0}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:#FFFFFF;color:#4E5F7A;font-size:26px}.drawer-nav{display:grid;gap:8px}.drawer-nav a{padding:12px 14px;border-radius:14px;background:#FFFFFF;color:#4E5F7A;font-weight:750}.drawer-btn{width:100%;margin-top:18px}.drawer-open{overflow:hidden}.table-like{display:grid;gap:10px}.table-row{display:grid;grid-template-columns:180px 1fr;gap:16px;padding:16px;border-radius:16px;background:#F5F7FB;border:1px solid rgba(40,156,255,.12)}.table-row strong{color:#289CFF}.compact-list{padding-left:20px;margin:10px 0 0}.compact-list li{margin:8px 0;color:#4E5F7A}@media(max-width:1120px){.nav{display:none}.menu-toggle{display:block;margin-left:auto}.header-btn{display:none}.slides{height:430px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.page-main{padding-top:82px}.nav-shell{height:66px;padding:0 14px}.brand img{width:40px;height:40px}.brand span{font-size:18px}.banner-slider{margin:18px 14px 28px;border-radius:18px}.slides{height:380px}.slide-caption{left:24px;right:24px;max-width:none}.slide-caption h1,.slide-caption h2{font-size:28px}.slider-arrow{width:38px;height:38px;font-size:24px}.slider-prev{left:10px}.slider-next{right:10px}.intro-grid,.split-grid,.inner-hero .hero-box{grid-template-columns:1fr}.section,.inner-hero{padding:0 14px}.section-box,.inner-hero .hero-box{padding:22px;border-radius:22px}.section-head{display:block}.section-title,.inner-hero h1{font-size:28px}.grid-4,.grid-3,.grid-2,.feature-list{grid-template-columns:1fr}.table-row{grid-template-columns:1fr;gap:6px}.hero-actions{display:grid}.main-btn,.text-link{width:100%;justify-content:center}.content-img{border-radius:18px}}@media(max-width:430px){.slides{height:330px}.slide-caption{top:48%;left:18px;right:18px}.slide-caption p{font-size:14px}.slide-caption span{font-size:13px}.slider-dots{bottom:12px}.card,.zone-card,.info-card,.review-card,.faq-item,.step-card{padding:18px}.step-card{padding-left:58px}}
