*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F3FBFF;color:#1F2D3A;font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;height:auto}main{min-height:70vh}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(34,174,234,.10)}.header-inner{max-width:1200px;height:76px;margin:auto;padding:0 22px;display:flex;align-items:center;gap:26px}.brand-logo img{width:145px;max-height:48px;object-fit:contain}.nav-core{display:flex;gap:10px;flex:1;justify-content:center;white-space:nowrap}.nav-core a{color:#147FB8;background:rgba(34,174,234,.08);border-radius:999px;padding:8px 18px;font-weight:700}.nav-core a:hover,.nav-core a.active{color:#22AEEA;background:linear-gradient(135deg,rgba(109,230,255,.24),rgba(34,174,234,.12))}.header-actions{display:flex;gap:12px;align-items:center}.overview-btn,.menu-btn,.close-btn{border:0;background:transparent;cursor:pointer}.overview-btn{padding:9px 16px;border:1px solid rgba(34,174,234,.22);border-radius:999px;color:#147FB8;font-weight:700}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6DE6FF 0%,#22AEEA 48%,#168DCC 100%);color:#fff!important;padding:10px 24px;border-radius:999px;font-weight:800;box-shadow:0 8px 22px rgba(34,174,234,.25);transition:.2s}.main-btn:hover{transform:translateY(-2px)}.main-btn.small{padding:8px 16px}.mobile-header{display:none}.overlay{position:fixed;inset:0;background:rgba(11,61,92,.35);opacity:0;visibility:hidden;z-index:9999;transition:.25s}.overlay.show{opacity:1;visibility:visible}.category-panel,.mobile-drawer{position:fixed;top:0;bottom:0;background:#fff;z-index:10000;overflow:auto;transition:.28s}.category-panel{right:0;width:min(430px,90vw);padding:24px;transform:translateX(105%);box-shadow:0 18px 48px rgba(34,174,234,.16)}.category-panel.open{transform:none}.panel-head,.drawer-head{display:flex;align-items:center;justify-content:space-between}.panel-head h2,.panel-group h3{color:#22AEEA}.close-btn{font-size:30px;color:#147FB8}.panel-group{margin-top:24px}.panel-group a{display:block;padding:11px 12px;border-radius:14px;color:#1F2D3A}.panel-group a:hover{background:#EAF8FF;color:#22AEEA}.panel-group span{display:block;color:#8BA1B5;font-size:13px}.mobile-drawer{left:0;width:84%;max-width:320px;padding:20px;transform:translateX(-105%);background:linear-gradient(180deg,#fff,#F3FBFF)}.mobile-drawer.open{transform:none}.drawer-head img{width:130px}.drawer-nav{display:grid;gap:5px;margin-top:18px}.drawer-nav a{padding:11px 12px;border-radius:12px;color:#147FB8}.drawer-nav a:hover{background:#EAF8FF}.container{max-width:1200px;margin:auto;padding:0 22px}.section{padding:66px 0}.section-title,h1,h2,h3{color:#22AEEA}.section-kicker,.tag,.label,.num,.badge{color:#22AEEA;font-weight:800}.hero-section{padding:64px 0;background:radial-gradient(circle at 12% 20%,rgba(109,230,255,.24) 0%,rgba(109,230,255,0) 30%),radial-gradient(circle at 86% 18%,rgba(34,174,234,.18) 0%,rgba(34,174,234,0) 30%),linear-gradient(135deg,#fff 0%,#F3FBFF 52%,#EAF8FF 100%)}.hero-grid,.split{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.hero-copy h1{font-size:clamp(34px,5vw,58px);line-height:1.2;margin:12px 0 20px}.hero-copy p{font-size:17px;color:#5C6F82}.hero-visual,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-strip{background:#fff;border:1px solid rgba(34,174,234,.16);box-shadow:0 14px 36px rgba(34,174,234,.12);border-radius:24px}.hero-visual{padding:20px}.hero-visual img{width:100%;height:320px;object-fit:contain}.service-tags,.grid-4,.grid-3,.grid-2,.reviews{display:grid;gap:20px}.service-tags{grid-template-columns:repeat(4,1fr);margin-top:28px}.service-tags div{background:rgba(255,255,255,.88);border:1px solid rgba(34,174,234,.16);padding:16px;border-radius:18px}.quick-nav{display:flex;gap:14px;overflow:auto;padding:20px 0}.quick-pill{min-width:190px;background:#fff;border:1px solid rgba(34,174,234,.16);border-radius:999px;padding:13px 18px}.quick-pill:hover{border-color:#22AEEA}.notice-strip{padding:24px;background:linear-gradient(90deg,#EAF8FF,#fff)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card{padding:24px}.zone-card img,.content-img{width:100%;height:190px;object-fit:contain;margin-bottom:16px}.split .content-img{height:280px}.text-link{color:#22AEEA;font-weight:800}.feature-list{padding-left:20px;color:#5C6F82}.reviews{grid-template-columns:repeat(3,1fr)}.faq-list{display:grid;gap:14px}.faq-item{padding:20px}.faq-item h3{margin-top:0}.inner-hero{padding:64px 0 34px;background:linear-gradient(135deg,#fff,#EAF8FF)}.inner-hero h1{font-size:clamp(32px,5vw,50px);margin:0 0 14px}.article-card{background:#fff;border-radius:26px;padding:34px;border:1px solid rgba(34,174,234,.16);box-shadow:0 14px 36px rgba(34,174,234,.12)}.article-card p{color:#5C6F82}.quote{padding:18px;border-left:4px solid #22AEEA;background:#F7FCFF;border-radius:12px;color:#5C6F82}footer{background:#0B3D5C;color:#EAF8FF;padding:50px 0 24px;margin-top:60px}.footer-inner{max-width:1200px;margin:auto;padding:0 22px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand img{width:150px;filter:none}.footer-inner h3{color:#fff}.footer-inner a{display:block;margin:8px 0}.footer-note{max-width:1200px;margin:28px auto 0;padding:20px 22px 0;border-top:1px solid rgba(255,255,255,.15);font-size:14px}.mobile-bottom{display:none}.no-scroll{overflow:hidden}@media(max-width:900px){.desktop-header{display:none}.mobile-header{display:flex;justify-content:space-between;height:64px}.menu-btn{font-size:25px;color:#147FB8}.brand-logo img{width:120px}.hero-grid,.split{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.reviews{grid-template-columns:1fr 1fr}.service-tags{grid-template-columns:repeat(2,1fr)}.hero-visual img{height:260px}}@media(max-width:640px){body{padding-bottom:64px}.container{padding:0 16px}.section{padding:44px 0}.hero-section{padding:40px 0}.hero-copy h1{font-size:36px}.grid-4,.grid-3,.grid-2,.reviews,.service-tags{grid-template-columns:1fr}.hero-visual img,.split .content-img{height:220px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:58px;background:#fff;border-top:1px solid rgba(34,174,234,.16);display:grid;grid-template-columns:repeat(4,1fr);z-index:9998}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#147FB8;font-weight:700}.mobile-bottom a:hover{color:#22AEEA}.footer-inner{grid-template-columns:1fr}.quick-nav{margin-right:-16px;padding-right:16px}}