*{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{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.container{width:min(1200px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;top:0;left:0;width:100%;background:#F5F7FB;box-shadow:0 8px 28px rgba(56,92,138,.12);z-index:9999}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo{flex:0 0 auto;display:flex;align-items:center}.logo img{max-height:52px;width:auto}.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,.nav-drop{position:relative;border:0;background:transparent;color:#4E5F7A;font-size:15px;font-weight:700;padding:24px 0;cursor:pointer;font-family:inherit}.nav>a.active,.nav>a:hover,.nav-drop.active,.nav-drop:hover{color:#289CFF}.nav>a.active:after,.nav-drop.active:after{content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:8px;background:#289CFF}.header-action{flex:0 0 auto;display:flex;align-items:center}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;font-weight:800;box-shadow:0 12px 22px rgba(36,155,255,.25);border:0;transition:.2s}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 28px rgba(36,155,255,.28)}.text-link{color:#289CFF;font-weight:800}.dropdown,.more-dropdown{position:relative}.dropdown-menu,.more-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;padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.2s ease}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu,.dropdown.open .dropdown-menu,.more-dropdown.open .more-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a,.more-menu a{display:block;padding:12px 16px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-weight:700}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.more-menu{right:0;left:auto}.mobile-menu-btn{display:none;border:0;background:transparent;width:42px;height:42px;padding:9px;border-radius:12px}.mobile-menu-btn span{display:block;height:3px;margin:5px 0;background:#4E5F7A;border-radius:6px}.mobile-overlay{position:fixed;inset:0;background:rgba(36,52,71,.42);z-index:10001;opacity:0;visibility:hidden;transition:.25s ease}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#FFFFFF;z-index:10002;transform:translateX(-104%);transition:.28s ease;box-shadow:22px 0 46px rgba(36,52,71,.18);overflow-y:auto}.drawer-open .mobile-overlay{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;border-bottom:1px solid rgba(40,156,255,.12);background:#F5F7FB}.drawer-logo img{max-height:46px;width:auto}.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;border-radius:50%;font-size:28px;width:40px;height:40px;line-height:40px;cursor:pointer}.drawer-nav{display:grid;gap:4px;padding:16px}.drawer-nav a{padding:13px 16px;border-radius:12px;color:#4E5F7A;font-weight:800;background:#F5F7FB}.drawer-nav a:hover{color:#289CFF;background:#EEF2F7}.page-main{padding-top:72px}.section{padding:38px 0}.section-tight{padding:24px 0}.section-title{color:#289CFF;font-size:34px;line-height:1.25;margin:0 0 14px}.kicker{display:inline-flex;padding:6px 12px;background:rgba(40,156,255,.1);color:#289CFF;border-radius:999px;font-weight:800;font-size:13px;margin-bottom:14px}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-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:22px}.card{padding:26px}.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.outline-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 20px;border:1px solid rgba(40,156,255,.3);border-radius:999px;color:#289CFF;font-weight:800;background:#FFFFFF}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.media-frame{background:#FFFFFF;border-radius:24px;padding:14px;box-shadow:0 14px 36px rgba(56,92,138,.10);border:1px solid rgba(40,156,255,.16)}.media-frame img{width:100%;height:auto;object-fit:contain;border-radius:18px;background:#FFFFFF}.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;min-height:330px}.banner-track{position:relative;min-height:330px}.banner-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .55s ease;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;background:#FFFFFF}.banner-slide.is-active{opacity:1;visibility:visible;z-index:1}.banner-slide img{width:100%;height:330px;object-fit:contain;background:#FFFFFF}.banner-copy{padding:32px 18px 32px 42px}.banner-copy h1,.banner-copy h2{color:#289CFF;font-size:40px;line-height:1.18;margin:0 0 16px}.banner-copy p{color:#66788A;margin:0 0 22px}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid rgba(40,156,255,.16);background:rgba(255,255,255,.88);color:#289CFF;font-size:28px;z-index:3;cursor:pointer}.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;bottom:14px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:3}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:#DDE4EE;cursor:pointer}.slider-dot.is-active{width:28px;border-radius:999px;background:#289CFF}.quick-card{padding:22px;border-radius:20px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.14);box-shadow:0 12px 28px rgba(56,92,138,.08)}.quick-card h3,.zone-card h3,.info-card h3,.review-card h3,.faq-item h3,.notice-card h3{margin:0 0 10px;color:#289CFF}.quick-card p,.zone-card p,.info-card p,.review-card p,.faq-item p,.notice-card p{margin:0;color:#66788A}.zone-card{overflow:hidden}.zone-card img{width:100%;height:170px;object-fit:contain;background:#FFFFFF;border-radius:22px 22px 0 0}.zone-body{padding:20px}.info-card{padding:24px}.info-number{display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;border-radius:12px;background:rgba(40,156,255,.12);color:#289CFF;font-weight:900;margin-bottom:12px}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}.feature-list span{display:block;background:#FFFFFF;border:1px solid rgba(40,156,255,.14);border-radius:16px;padding:14px;color:#4E5F7A;font-weight:800}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:22px}.review-card strong{display:block;color:#289CFF;margin-bottom:8px}.faq-list{display:grid;gap:16px}.faq-item{padding:22px}.notice-card{padding:24px;background:#DDE4EE}.inner-hero{padding:58px 0 34px}.inner-hero .card{padding:38px}.breadcrumb{color:#8A9AAF;font-size:14px;margin-bottom:10px}.breadcrumb a{color:#289CFF;font-weight:800}.page-h1{font-size:42px;line-height:1.2;color:#289CFF;margin:0 0 16px}.lead{font-size:18px;color:#66788A;margin:0}.content-columns{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:start}.rich-content{display:grid;gap:20px}.rich-content h2{color:#289CFF;margin:0 0 10px;font-size:28px}.rich-content p{margin:0;color:#243447}.sidebar{position:sticky;top:96px;display:grid;gap:18px}.tag-list{display:flex;gap:10px;flex-wrap:wrap}.tag-list span{display:inline-flex;padding:7px 12px;border-radius:999px;background:rgba(40,156,255,.1);color:#289CFF;font-weight:800;font-size:13px}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding-left:58px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:2px;width:40px;height:40px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(40,156,255,.12);color:#289CFF;font-weight:900}.mini-faq{display:grid;gap:12px}.mini-faq details{background:#FFFFFF;border:1px solid rgba(40,156,255,.14);border-radius:16px;padding:16px}.mini-faq summary{cursor:pointer;color:#289CFF;font-weight:900}.mini-faq p{color:#66788A;margin:10px 0 0}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px;padding:46px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}.footer-logo img{max-height:50px;width:auto;margin-bottom:14px}.footer-brand p{color:#EAF3FF;margin:0;max-width:420px}.footer-col h3{color:#EAF3FF;margin:0 0 14px;font-size:18px}.footer-col a{display:block;color:#EAF3FF;opacity:.86;margin:9px 0}.footer-col a:hover{opacity:1;color:#32D1F6}.footer-note{border-top:1px solid rgba(234,243,255,.16);margin-top:28px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#EAF3FF;opacity:.88}.footer-note p{margin:0}.contact-box{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.contact-box .info-card{text-align:center}.legal-strip{background:#FFFFFF;border:1px solid rgba(40,156,255,.16);border-radius:22px;padding:22px;color:#4E5F7A}.legal-strip strong{color:#289CFF}.status-page{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center}.status-page .card{max-width:720px}@media(max-width:1140px){.nav{gap:15px}.nav-wide,.support-drop,.nav-about{display:none}.more-dropdown{display:block}}@media(min-width:1141px){.more-dropdown{display:none}}@media(max-width:900px){.header-inner{min-height:64px;gap:10px}.page-main{padding-top:64px}.mobile-menu-btn{display:block;flex:0 0 auto}.nav-wrap{display:none}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:44px}.main-btn{min-height:38px;padding:0 18px}.banner-slider{width:calc(100% - 28px);margin-top:18px;min-height:auto}.banner-track{min-height:0}.banner-slide{position:relative;display:none;grid-template-columns:1fr}.banner-slide.is-active{display:block}.banner-slide img{height:auto;max-height:280px}.banner-copy{padding:28px 22px 18px}.banner-copy h1,.banner-copy h2{font-size:30px}.slider-arrow{width:38px;height:38px;font-size:24px}.grid-2,.content-columns{grid-template-columns:1fr}.grid-3,.grid-4,.grid-5,.review-grid,.footer-grid,.contact-box{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.section{padding:28px 0}.section-title,.page-h1{font-size:30px}.sidebar{position:static}.footer-note{display:block}.footer-note p+p{margin-top:10px}}@media(max-width:480px){.container{width:min(100% - 24px,1200px)}.header-inner{gap:6px}.main-btn{padding:0 14px;font-size:14px}.mobile-menu-btn{width:38px}.logo img{max-height:38px}.card,.inner-hero .card{padding:22px}.banner-copy h1,.banner-copy h2{font-size:26px}.zone-card img{height:auto}.footer-grid{gap:20px}}