*{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;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:1000;background:#F5F7FB;box-shadow:0 8px 24px rgba(56,92,138,.10)}.header-inner{max-width:1220px;margin:0 auto;height:72px;padding:0 18px;display:flex;align-items:center;gap:22px}.brand-logo img{width:138px;max-height:48px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}.nav a{color:#4E5F7A;padding:10px 12px;border-radius:999px;font-size:15px;font-weight:650;white-space:nowrap}.nav a:hover,.nav a.active{color:#289CFF;background:#EAF5FF}.top-register,.main-btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;font-weight:800;box-shadow:0 12px 22px rgba(36,155,255,.28);transition:.2s}.top-register{min-width:86px;height:40px}.main-btn{min-height:46px;padding:0 26px}.main-btn:hover,.top-register:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(36,155,255,.35)}.menu-toggle{display:none;background:transparent;border:0;width:40px;height:40px;padding:8px}.menu-toggle span{display:block;height:3px;background:#4E5F7A;border-radius:3px;margin:5px 0}.mobile-drawer{position:fixed;left:-310px;top:0;width:300px;max-width:86vw;height:100vh;background:#F5F7FB;z-index:1200;box-shadow:18px 0 42px rgba(36,52,71,.18);transition:.25s;display:flex;flex-direction:column}.mobile-drawer.open{left:0}.drawer-mask{position:fixed;inset:0;background:rgba(36,52,71,.35);z-index:1100;display:none}.drawer-mask.show{display:block}.drawer-head{height:74px;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(40,156,255,.14)}.drawer-head img{width:132px;max-height:46px;object-fit:contain}.drawer-close{border:0;background:#fff;color:#289CFF;border-radius:50%;width:34px;height:34px;font-size:24px}.drawer-nav{padding:14px;display:grid;gap:8px}.drawer-nav a{padding:12px 14px;border-radius:14px;color:#4E5F7A;font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{background:#EAF5FF;color:#289CFF}.hero-section{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center;padding:42px}.eyebrow,.tag,.mini-label{color:#289CFF;background:#EAF5FF;border:1px solid rgba(40,156,255,.16);border-radius:999px;padding:6px 12px;display:inline-flex;font-size:13px;font-weight:800}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}.lead{font-size:17px;color:#66788A;margin:0 0 20px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.hero-image{background:#EEF2F7;border-radius:22px;padding:16px;border:1px solid rgba(40,156,255,.12)}.hero-image img,.content-img,.zone-card img,.app-section img,.hero-section img{max-width:100%;height:auto;object-fit:contain;border-radius:18px}.section{max-width:1200px;margin:0 auto 34px;padding:0 18px}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}.section-head p{max-width:720px;color:#66788A;margin:0}.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card{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:20px;padding:22px}.card h3,.zone-card h3,.info-card h3,.review-card h3{font-size:20px}.card p,.zone-card p,.info-card p,.review-card p{color:#66788A;margin:0 0 12px}.text-link{color:#289CFF;font-weight:800}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center}.split.reverse{grid-template-columns:1.05fr .95fr}.panel{background:#fff;border-radius:24px;padding:28px;box-shadow:0 16px 36px rgba(56,92,138,.10);border:1px solid rgba(40,156,255,.14)}.list{padding:0;margin:0;list-style:none;display:grid;gap:12px}.list li{padding:13px 14px;background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:14px;color:#4E5F7A}.review-card strong{color:#243447}.notice{background:#DDE4EE;border:1px solid rgba(40,156,255,.18);border-radius:22px;padding:24px;color:#4E5F7A}.page-hero{max-width:1200px;margin:28px auto 24px;padding:38px 26px;background:#fff;border-radius:22px;box-shadow:0 18px 40px rgba(56,92,138,.12)}.page-hero p{max-width:820px;color:#66788A}.content-section{max-width:1200px;margin:0 auto 32px;padding:0 18px}.faq-item{background:#fff;border:1px solid rgba(40,156,255,.14);border-radius:18px;padding:20px;margin-bottom:14px;box-shadow:0 10px 24px rgba(56,92,138,.08)}.faq-item h3{font-size:18px}.site-footer{background:#243447;color:#EAF3FF;margin-top:48px}.footer-inner{max-width:1200px;margin:0 auto;padding:42px 18px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:24px}.footer-brand img{width:142px;max-height:52px;object-fit:contain;margin-bottom:12px}.footer-brand p,.footer-note p{color:#C9D8EA;margin:0}.footer-links{display:grid;gap:8px;align-content:start}.footer-links h3,.footer-note h3{color:#fff;margin-bottom:8px}.footer-links a{color:#EAF3FF}.copyright{text-align:center;border-top:1px solid rgba(234,243,255,.12);padding:16px;color:#C9D8EA}.drawer-open{overflow:hidden}@media(max-width:1040px){.desktop-nav{display:none}.menu-toggle{display:block}.header-inner{justify-content:space-between}.brand-logo{position:absolute;left:50%;transform:translateX(-50%)}.brand-logo img{width:124px}.hero-grid,.split,.split.reverse{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1fr 1fr}}@media(max-width:640px){.header-inner{height:62px}.top-register{min-width:68px;height:36px;font-size:14px}.hero-section{margin:16px 12px 24px}.hero-grid{padding:24px 18px}h1{font-size:30px}h2,.section-title{font-size:24px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.section-head{display:block}.card,.zone-card,.info-card,.review-card,.panel{padding:18px}.footer-inner{grid-template-columns:1fr}.page-hero{margin:16px 12px 20px;padding:26px 18px}.section{padding:0 12px}.content-section{padding:0 12px}}