*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F3FBFF;color:#1F2D3A;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.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:1220px;margin:0 auto;min-height:74px;display:flex;align-items:center;gap:18px;padding:0 20px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;justify-content:center;gap:10px;flex:1}.nav-core a{color:#147FB8;background:rgba(34,174,234,.08);border:1px solid rgba(34,174,234,.12);border-radius:999px;padding:9px 16px;font-weight:700;white-space:nowrap}.nav-core a:hover,.nav-core a.active{color:#22AEEA;background:linear-gradient(135deg,rgba(109,230,255,.24),rgba(34,174,234,.12));box-shadow:0 10px 22px rgba(34,174,234,.12)}.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;background:linear-gradient(135deg,#6DE6FF 0%,#22AEEA 48%,#168DCC 100%);color:#fff;border-radius:999px;padding:11px 22px;font-weight:800;box-shadow:0 12px 26px rgba(34,174,234,.22);transition:.2s}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 32px rgba(34,174,234,.28)}.panel-btn{border:1px solid rgba(34,174,234,.20);background:#fff;color:#147FB8;border-radius:999px;padding:10px 16px;font-weight:800;cursor:pointer}.menu-btn{display:none;border:0;background:transparent;flex:0 0 38px;padding:8px}.menu-btn span{display:block;height:2px;background:#147FB8;margin:5px 0;border-radius:2px}.overlay{position:fixed;inset:0;background:rgba(12,50,76,.32);opacity:0;pointer-events:none;transition:.25s;z-index:9998}.overlay.show{opacity:1;pointer-events:auto}.category-panel{position:fixed;top:0;right:-430px;width:min(400px,92vw);height:100vh;background:#fff;box-shadow:0 18px 48px rgba(34,174,234,.16);z-index:10000;padding:22px;transition:.28s;overflow:auto}.category-panel.show{right:0}.panel-head,.drawer-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(34,174,234,.12);padding-bottom:16px;margin-bottom:16px}.panel-head strong{font-size:20px;color:#22AEEA}.panel-head button,.drawer-head button{border:0;background:#EAF8FF;color:#147FB8;border-radius:50%;width:36px;height:36px;font-size:24px;cursor:pointer}.panel-grid{display:grid;gap:18px}.panel-grid h3{color:#22AEEA;margin:0 0 10px}.panel-grid a{display:block;padding:10px 12px;border-radius:14px;background:#F7FCFF;border:1px solid rgba(34,174,234,.12);margin:8px 0}.panel-grid span{display:block;color:#1F2D3A;font-weight:800}.panel-grid small{display:block;color:#8BA1B5}.mobile-drawer{position:fixed;top:0;left:-340px;width:min(320px,86vw);height:100vh;background:linear-gradient(180deg,#fff,#F3FBFF);z-index:10000;transition:.28s;padding:18px;overflow:auto}.mobile-drawer.show{left:0}.drawer-head img{max-height:46px}.drawer-links{display:grid;gap:8px}.drawer-links a{padding:12px 14px;border-radius:14px;background:#fff;border:1px solid rgba(34,174,234,.12);color:#147FB8;font-weight:700}.mobile-bottom{display:none}.section{max-width:1220px;margin:0 auto;padding:38px 20px}.hero-section{max-width:1220px;margin:30px auto 22px;padding:34px 26px;border-radius:28px;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%);box-shadow:0 18px 48px rgba(34,174,234,.15);border:1px solid rgba(34,174,234,.16)}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:30px;align-items:center}.section-kicker,.tag,.label,.num,.badge{color:#22AEEA;font-weight:800}.kicker-pill{display:inline-flex;border:1px solid rgba(34,174,234,.18);background:#fff;border-radius:999px;padding:6px 12px;color:#22AEEA;font-weight:800}h1,h2,h3,.section-title{color:#22AEEA;line-height:1.25}h1{font-size:clamp(34px,5vw,58px);margin:16px 0}h2{font-size:clamp(24px,3vw,36px);margin:0 0 14px}p{color:#5C6F82;margin:0 0 14px}.hero-visual{background:#fff;border:1px solid rgba(34,174,234,.16);border-radius:26px;padding:18px;box-shadow:0 16px 36px rgba(34,174,234,.13)}.hero-visual img{width:100%;max-height:340px;object-fit:contain}.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.hero-tags span,.quick-pill{background:#fff;color:#147FB8;border:1px solid rgba(34,174,234,.16);border-radius:999px;padding:9px 13px;font-weight:700}.hero-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}.summary-card,.card,.zone-card,.info-card,.review-card,.faq-item{background:#fff;border:1px solid rgba(34,174,234,.16);box-shadow:0 14px 36px rgba(34,174,234,.12);border-radius:22px;padding:20px}.summary-card strong{display:block;color:#147FB8}.quick-scroll{display:flex;gap:12px;overflow-x:auto;padding:8px 2px 16px}.quick-pill{min-width:150px;border-radius:18px}.intro-bar{background:linear-gradient(135deg,#fff,#EAF8FF);border:1px solid rgba(34,174,234,.16);border-radius:24px;padding:24px;box-shadow:0 14px 36px rgba(34,174,234,.10)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}.zone-card img,.content-img{width:100%;max-height:250px;object-fit:contain;background:#F7FCFF;border-radius:18px;margin-bottom:14px}.wide-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}.app-section{background:linear-gradient(135deg,#fff,#EAF8FF);border:1px solid rgba(34,174,234,.16);border-radius:28px;padding:24px;box-shadow:0 16px 38px rgba(34,174,234,.12)}.app-section img{max-height:300px;object-fit:contain;margin:auto}.checklist{display:grid;gap:10px;margin:14px 0}.checklist li{list-style:none;background:#F7FCFF;border:1px solid rgba(34,174,234,.12);border-radius:14px;padding:10px;color:#5C6F82}.text-link{color:#22AEEA;font-weight:800}.page-hero{background:linear-gradient(135deg,#fff,#EAF8FF);border:1px solid rgba(34,174,234,.16);border-radius:28px;padding:34px;margin-top:28px;box-shadow:0 18px 46px rgba(34,174,234,.12)}.page-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.site-footer{background:#0B3D5C;color:#EAF8FF;margin-top:48px;padding:44px 20px 96px}.footer-inner{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:24px}.footer-brand img{max-height:54px;margin-bottom:12px}.site-footer p,.site-footer a{color:#D5F2FF}.footer-links a{display:block;margin:8px 0}.site-footer h3{color:#fff}.copyright{max-width:1220px;margin:28px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#D5F2FF}.legal-box{background:#EAF8FF;border:1px solid rgba(34,174,234,.18);border-radius:24px;padding:24px}.review-card p{color:#1F2D3A}.faq-item h3{margin-top:0}.meta-list{display:grid;gap:10px}.meta-list span{display:block;background:#F7FCFF;border-radius:14px;padding:10px;color:#5C6F82}@media(max-width:980px){.nav-core,.panel-btn{display:none}.menu-btn{display:block}.header-inner{justify-content:space-between}.logo{position:absolute;left:50%;transform:translateX(-50%)}.header-register{padding:9px 16px}.hero-grid,.feature-row,.wide-card,.page-layout{grid-template-columns:1fr}.hero-summary,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.grid-2{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:62px;background:#fff;border-top:1px solid rgba(34,174,234,.16);display:grid;grid-template-columns:repeat(4,1fr);z-index:9990;box-shadow:0 -10px 24px rgba(34,174,234,.10)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#147FB8;font-weight:800}body{padding-bottom:62px}.site-footer{padding-bottom:120px}}@media(max-width:620px){.section{padding:28px 14px}.hero-section{margin:18px 12px;padding:24px 16px;border-radius:22px}.hero-summary,.grid-4{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.header-inner{padding:0 12px}.logo img{max-height:42px}.main-btn{padding:9px 14px}.hero-visual img{max-height:240px}.zone-card img,.content-img{max-height:190px}.site-header{min-height:64px}}