*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x: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:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.header-inner{max-width:1240px;margin:0 auto;padding:0 22px;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,.dropdown>a,.more-btn{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:22px 0;border:0;background:transparent;cursor:pointer;font-family:inherit}.nav a:hover,.more-btn:hover,.nav a.active{color:#289CFF}.nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:14px;height:3px;border-radius:999px;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 22px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;border:0;white-space:nowrap;transition:.2s}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.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;opacity:0;visibility:hidden;transform:translateY(10px);transition:.18s;padding:8px}.more-menu{left:auto;right:0}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu,.dropdown:focus-within .dropdown-menu,.more-dropdown:focus-within .more-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a,.more-menu a{display:block;padding:11px 14px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-weight:700;font-size:14px}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;padding:9px;flex:0 0 auto}.menu-toggle span{display:block;height:3px;background:#289CFF;border-radius:999px;margin:5px 0}.drawer-mask{position:fixed;inset:0;background:rgba(18,35,56,.42);z-index:10001;opacity:0;visibility:hidden;transition:.25s}.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:84%;max-width:320px;background:#FFFFFF;z-index:10002;transform:translateX(-105%);transition:.28s;box-shadow:16px 0 40px rgba(36,52,71,.18);overflow-y:auto}.drawer-open{overflow:hidden}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(40,156,255,.12)}.drawer-logo img{max-height:48px}.drawer-close{border:0;background:#EEF2F7;color:#289CFF;width:38px;height:38px;border-radius:50%;font-size:28px;line-height:1}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:13px 14px;border-radius:12px;color:#4E5F7A;font-weight:800}.drawer-nav a:hover{background:rgba(40,156,255,.08);color:#289CFF}.main{max-width:1240px;margin:0 auto;padding:0 22px 60px}.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;height:430px}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s;background:#FFFFFF;display:flex;align-items:center;justify-content:center}.slide.active{opacity:1;z-index:2}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}.slider-control{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.88);color:#289CFF;font-size:24px;box-shadow:0 10px 24px rgba(56,92,138,.18);cursor:pointer}.slider-prev{left:18px}.slider-next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;z-index:4;display:flex;justify-content:center;gap:9px}.slider-dot{width:10px;height:10px;border-radius:999px;border:0;background:rgba(40,156,255,.35);cursor:pointer}.slider-dot.active{width:28px;background:#289CFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.section{margin:32px 0}.section-head{max-width:820px;margin:0 auto 22px;text-align:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#289CFF;background:rgba(40,156,255,.10);border:1px solid rgba(40,156,255,.16);padding:6px 14px;border-radius:999px;font-weight:800;font-size:14px}.section-title,h1,h2,h3{color:#289CFF;line-height:1.28}h1{font-size:42px;margin:18px 0 16px}h2{font-size:30px;margin:0 0 14px}h3{font-size:20px;margin:0 0 10px}p{margin:0 0 12px}.lead{font-size:17px;color:#66788A}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card,.hero-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}.hero-card{padding:34px;display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.hero-card p,.card p,.zone-card p,.info-card p,.review-card p,.faq-item p{color:#66788A}.hero-media{background:#FFFFFF;border-radius:18px;overflow:hidden;border:1px solid rgba(40,156,255,.12);min-height:230px;display:flex;align-items:center;justify-content:center}.hero-media img,.content-img,.zone-card img,.app-section img{max-width:100%;height:auto;object-fit:contain}.grid{display:grid;gap:18px}.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,.info-card,.zone-card,.review-card,.faq-item,.notice-card{padding:22px}.card-number{width:38px;height:38px;border-radius:14px;background:rgba(40,156,255,.10);color:#289CFF;font-weight:900;display:flex;align-items:center;justify-content:center;margin-bottom:12px}.text-link{display:inline-flex;margin-top:8px;color:#289CFF;font-weight:800}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:22px;align-items:center}.split-img{background:#FFFFFF;border-radius:20px;padding:14px;border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10);display:flex;align-items:center;justify-content:center;min-height:250px}.split-text{padding:8px}.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.pill-list span{background:#EEF2F7;color:#289CFF;border:1px solid rgba(40,156,255,.14);border-radius:999px;padding:7px 12px;font-weight:800;font-size:14px}.steps{counter-reset:item}.step{position:relative;padding-left:58px}.step:before{counter-increment:item;content:counter(item);position:absolute;left:20px;top:22px;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#289CFF;color:#FFFFFF;font-weight:900}.review-card strong{display:block;color:#243447;margin-bottom:8px}.notice-card{background:#DDE4EE}.sub-hero{padding:34px 0 12px}.sub-hero .hero-card{background:linear-gradient(135deg,rgba(255,255,255,.94),rgba(238,242,247,.94))}.content-section{margin:28px 0}.faq-list{display:grid;gap:14px}.faq-item h3{font-size:18px}.footer-inner{max-width:1240px;margin:0 auto;padding:46px 22px;display:grid;grid-template-columns:1.3fr .7fr .7fr 1fr;gap:30px}.site-footer{background:#243447;color:#EAF3FF}.footer-logo img{max-height:52px;margin-bottom:14px}.site-footer p,.site-footer a{color:#EAF3FF;opacity:.9}.site-footer h3{color:#FFFFFF;font-size:18px}.footer-links{display:grid;align-content:start;gap:8px}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.16);padding:16px;color:#EAF3FF;opacity:.86}.tagline{color:#8A9AAF;font-size:14px}.app-section{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}.image-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.image-strip .split-img{min-height:170px}@media (max-width:1180px){.nav{gap:14px}.nav>a,.dropdown>a,.more-btn{font-size:14px}.header-inner{gap:16px}.logo img{max-height:46px}}@media (max-width:980px){.menu-toggle{display:block}.nav-wrap{display:none}.header-inner{min-height:66px;display:grid;grid-template-columns:44px 1fr auto;gap:12px}.logo{justify-content:center}.logo img{max-height:46px}.banner-slider{height:300px;margin-top:20px}.hero-card,.split,.app-section{grid-template-columns:1fr}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1fr 1fr}.hero-card{padding:24px}h1{font-size:34px}h2{font-size:26px}}@media (max-width:640px){.header-inner{padding:0 12px}.main{padding:0 14px 44px}.main-btn{min-height:38px;padding:0 15px}.banner-slider{height:210px;border-radius:16px}.slider-control{width:36px;height:36px;font-size:20px}.grid-4,.grid-3,.grid-2,.image-strip{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.section-head{text-align:left}.hero-card{padding:20px;border-radius:18px}.card,.info-card,.zone-card,.review-card,.faq-item,.notice-card{padding:18px}h1{font-size:28px}h2{font-size:23px}.lead{font-size:16px}.sub-hero{padding-top:22px}}