*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#E6EBF2;color:#243447;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;border-bottom:1px solid rgba(40,156,255,.12);box-shadow:0 10px 28px rgba(56,92,138,.08)}.header-inner{width:min(1200px,calc(100% - 36px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo,.drawer-logo,.footer-logo{flex:0 0 auto;display:inline-flex;align-items:center}.logo img{max-height:52px;width:auto;display:block}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:20px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.dropdown-link{color:#4E5F7A;font-size:15px;font-weight:700;padding:24px 0 21px;position:relative}.nav>a::after,.dropdown-link::after{content:"";position:absolute;left:50%;bottom:13px;width:0;height:3px;border-radius:999px;background:#289CFF;transform:translateX(-50%);transition:width .22s ease}.nav>a:hover,.nav>a.active,.dropdown:hover>.dropdown-link,.dropdown.active>.dropdown-link{color:#289CFF}.nav>a:hover::after,.nav>a.active::after,.dropdown:hover>.dropdown-link::after,.dropdown.active>.dropdown-link::after{width:100%}.header-action{flex:0 0 auto;display:flex;align-items:center}.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 22px rgba(36,155,255,.28);transition:transform .18s ease,box-shadow .18s ease}.main-btn:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(36,155,255,.32)}.header-btn{min-width:82px}.dropdown{position:relative}.dropdown-menu{position:absolute;top:100%;left:0;min-width:180px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:10000;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease;padding:8px}.dropdown-menu-right{left:auto;right:0}.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a{display:block;padding:11px 14px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-size:14px;font-weight:700}.dropdown-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.menu-toggle{display:none;width:40px;height:40px;border:0;background:transparent;padding:8px}.menu-toggle span{display:block;height:2px;margin:6px 0;background:#4E5F7A;border-radius:2px}.drawer-mask{position:fixed;inset:0;background:rgba(36,52,71,.42);z-index:10001;opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#FFFFFF;z-index:10002;transform:translateX(-105%);transition:transform .26s ease;box-shadow:18px 0 40px rgba(56,92,138,.2);overflow-y:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid rgba(40,156,255,.12);background:#F5F7FB}.drawer-logo img{max-height:48px}.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;width:36px;height:36px;border-radius:999px;font-size:24px;line-height:1}.drawer-nav{display:grid;padding:14px;gap:7px}.drawer-nav a{padding:12px 14px;color:#4E5F7A;background:#F5F7FB;border-radius:12px;font-weight:700}.drawer-nav a:hover{color:#289CFF;background:rgba(40,156,255,.1)}main{min-height:60vh}.container{width:min(1200px,calc(100% - 36px));margin:0 auto}.hero-section{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:28px;padding:42px}.hero-content p{margin:0 0 18px;color:#66788A;font-size:16px}.eyebrow,.badge{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:rgba(40,156,255,.1);color:#289CFF;font-size:13px;font-weight:800;margin-bottom:14px}h1,h2,h3,.section-title{color:#289CFF;line-height:1.28}h1{font-size:clamp(32px,4vw,54px);margin:0 0 18px}h2{font-size:clamp(25px,3vw,36px);margin:0 0 14px}h3{font-size:20px;margin:0 0 10px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}.hero-tags span,.tag{color:#289CFF;background:#EEF2F7;border:1px solid rgba(40,156,255,.14);padding:8px 12px;border-radius:999px;font-weight:800;font-size:13px}.hero-visual{border-radius:20px;background:#EEF2F7;padding:14px;border:1px solid rgba(40,156,255,.14)}.hero-visual img,.content-img,.zone-card img,.app-section img,.visual-box img{max-width:100%;height:auto;display:block;border-radius:18px}.section{padding:32px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:22px}.section-head p{margin:0;max-width:680px;color:#66788A}.grid{display:grid;gap:20px}.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,.notice-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,.10);border-radius:20px}.card,.info-card,.review-card,.notice-card,.faq-item,.step-card{padding:24px}.card p,.zone-card p,.info-card p,.notice-card p,.faq-item p,.step-card p{margin:0;color:#66788A}.card h3,.zone-card h3,.info-card h3,.step-card h3{color:#289CFF}.card-link{display:inline-flex;margin-top:14px;color:#289CFF;font-weight:800}.zone-card{overflow:hidden}.zone-card .zone-body{padding:22px}.number{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:rgba(40,156,255,.1);color:#289CFF;font-weight:900;margin-bottom:12px}.split-section{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center;background:#F5F7FB;border-radius:24px;padding:28px;border:1px solid rgba(40,156,255,.14);box-shadow:0 14px 36px rgba(56,92,138,.10)}.split-section p{color:#66788A}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}.feature-list span{display:block;background:#FFFFFF;border:1px solid rgba(40,156,255,.14);border-radius:14px;padding:12px;color:#4E5F7A;font-weight:700}.review-card p{color:#243447;margin:0 0 12px}.review-card strong{color:#289CFF}.faq-list{display:grid;gap:14px}.faq-item h3{margin-bottom:8px}.notice-band{margin:34px 0 10px;border-radius:22px;background:#DDE4EE;padding:24px;border:1px solid rgba(40,156,255,.14)}.notice-band p{margin:0;color:#4E5F7A}.page-hero{margin:28px auto 24px;background:#FFFFFF;border-radius:24px;box-shadow:0 18px 40px rgba(56,92,138,.12);padding:40px}.page-hero p{color:#66788A;max-width:860px}.content-panel{background:#F5F7FB;border-radius:24px;padding:28px;border:1px solid rgba(40,156,255,.14);box-shadow:0 14px 36px rgba(56,92,138,.10)}.content-panel p{color:#66788A}.content-img{background:#FFFFFF;padding:10px;border:1px solid rgba(40,156,255,.14);box-shadow:0 14px 36px rgba(56,92,138,.10)}.check-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}.check-list li{position:relative;padding-left:26px;color:#4E5F7A}.check-list li::before{content:"●";position:absolute;left:0;color:#289CFF;font-size:13px}.site-footer{margin-top:42px;background:#243447;color:#EAF3FF}.footer-inner{width:min(1200px,calc(100% - 36px));margin:0 auto;padding:44px 0 28px;display:grid;grid-template-columns:1.1fr 1.4fr;gap:32px}.footer-logo img{max-height:54px;display:block}.footer-brand p{color:#DDE4EE;margin:18px 0 0;max-width:440px}.footer-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.footer-links h3{color:#EAF3FF;font-size:17px}.footer-links a{display:block;color:#DDE4EE;margin:7px 0}.footer-links a:hover{color:#FFFFFF}.footer-bottom{border-top:1px solid rgba(234,243,255,.12);width:min(1200px,calc(100% - 36px));margin:0 auto;padding:18px 0 26px}.footer-bottom p{margin:0;color:#EAF3FF;font-size:14px}@media (max-width:1120px){.header-inner{min-height:68px;width:min(100% - 24px,980px);display:grid;grid-template-columns:48px 1fr auto;gap:10px}.menu-toggle{display:block;justify-self:start}.logo{justify-self:center}.logo img{max-height:48px}.nav-wrap{display:none}.header-action{justify-self:end}.header-btn{min-width:70px;padding:0 16px}.hero-section,.split-section{grid-template-columns:1fr}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{grid-template-columns:1fr}}@media (max-width:720px){.container,.header-inner,.footer-inner,.footer-bottom{width:calc(100% - 24px)}.hero-section,.page-hero{margin-top:18px;padding:24px;border-radius:20px}.section{padding:22px 0}.section-head{display:block}.grid-4,.grid-3,.grid-2,.feature-list{grid-template-columns:1fr}.split-section,.content-panel{padding:20px;border-radius:20px}.footer-links{grid-template-columns:1fr}h1{font-size:31px}}