*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:#289CFF}img{max-width:100%;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;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;padding:0 20px}.logo{flex:0 0 auto}.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:18px;white-space:nowrap;flex-wrap:nowrap}.nav a{color:#4E5F7A;font-weight:700;position:relative;padding:22px 0}.nav a:hover,.nav a.active{color:#289CFF}.nav a.active:after{content:"";position:absolute;left:50%;bottom:14px;width:24px;height:3px;border-radius:99px;background:#289CFF;transform:translateX(-50%)}.header-action{flex:0 0 auto;display:flex;align-items:center}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff!important;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;padding:10px 22px;border:0;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:#fff;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(8px);transition:.2s;padding:8px;white-space:nowrap}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a,.more-menu a{display:block;padding:10px 14px;color:#4E5F7A;border-radius:10px}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.menu-btn{display:none;background:transparent;border:0;width:42px;height:42px;padding:8px}.menu-btn span{display:block;height:3px;background:#4E5F7A;border-radius:9px;margin:5px 0}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:10000;opacity:0;visibility:hidden;transition:.2s}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#F5F7FB;z-index:10001;transform:translateX(-105%);transition:.25s;box-shadow:0 20px 50px rgba(36,52,71,.28);overflow:auto}.mobile-drawer.show{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,.16)}.drawer-head img{height:44px;width:auto}.drawer-head button{font-size:30px;border:0;background:#fff;color:#4E5F7A;border-radius:50%;width:40px;height:40px}.drawer-nav{display:grid;gap:6px;padding:16px}.drawer-nav a{padding:12px 14px;border-radius:12px;color:#4E5F7A;background:#fff;border:1px solid rgba(40,156,255,.12);font-weight:700}.drawer-nav a:hover{color:#289CFF}.container{max-width:1200px;margin:0 auto;padding:0 20px}.banner-slider{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;height:390px}.slide{position:absolute;inset:0;opacity:0;transition:.45s}.slide.active{opacity:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;border:0;background:rgba(255,255,255,.88);color:#289CFF;border-radius:50%;width:42px;height:42px;font-size:24px;box-shadow:0 8px 20px rgba(56,92,138,.16);cursor:pointer}.slider-arrow.prev{left:14px}.slider-arrow.next{right:14px}.dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:6}.dot{width:10px;height:10px;border-radius:999px;border:0;background:rgba(78,95,122,.35);cursor:pointer}.dot.active{width:24px;background:#289CFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.section{margin:30px auto}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-title,h1,h2,h3{color:#289CFF}.section-title{font-size:30px;margin:0}.section-desc{color:#66788A;margin:6px 0 0}.card,.zone-card,.info-card,.review-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:22px}.hero-card{padding:28px;display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}.hero-card p{color:#66788A}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.hero-card .content-img{height:260px;width:100%;object-fit:contain;background:#EEF2F7;border-radius:18px}.grid{display:grid;gap:18px}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.info-card,.zone-card,.review-card{padding:22px}.info-card h3,.zone-card h3{margin:0 0 8px}.info-card p,.zone-card p,.review-card p{color:#66788A;margin:0}.text-link{font-weight:800;display:inline-flex;margin-top:12px}.zone-card img{height:150px;width:100%;object-fit:contain;background:#EEF2F7;border-radius:16px;margin-bottom:14px}.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}.app-section img{height:280px;width:100%;object-fit:contain;background:#fff;border-radius:20px}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.feature-list span{background:#EEF2F7;border:1px solid rgba(40,156,255,.14);border-radius:14px;padding:10px 14px;color:#4E5F7A;font-weight:700}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start;padding:20px}.num{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#EAF6FF;color:#289CFF;font-weight:900;border:1px solid rgba(40,156,255,.18);flex:0 0 auto}.faq-item{padding:20px}.faq-item h3{margin-top:0}.notice{background:#243447;color:#EAF3FF;border-radius:22px;padding:24px;box-shadow:0 14px 36px rgba(56,92,138,.10)}.notice strong{color:#fff}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px}.footer-inner{max-width:1200px;margin:0 auto;padding:34px 20px}.footer-brand{display:grid;grid-template-columns:180px 1fr;gap:24px;align-items:center}.footer-brand img{max-height:54px}.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:24px 0}.footer-links a{color:#EAF3FF}.footer-note{color:#C8D9EA;border-top:1px solid rgba(234,243,255,.18);padding-top:18px}.page-hero{padding:42px 0 16px}.page-hero .hero-card{grid-template-columns:1fr .8fr}.article-block{padding:26px}.article-block p{color:#66788A}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.badge{display:inline-flex;align-items:center;background:#EAF6FF;color:#289CFF;border:1px solid rgba(40,156,255,.16);border-radius:999px;padding:6px 12px;font-weight:800;margin-bottom:10px}@media(max-width:1100px){.nav{gap:12px;font-size:14px}.header-inner{gap:14px}.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:820px){body{padding-bottom:0}.menu-btn{display:block;flex:0 0 auto}.nav-wrap{display:none}.header-inner{min-height:66px;padding:0 14px;gap:8px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:42px}.header-action .main-btn{padding:8px 14px;font-size:14px}.banner-slider{height:210px;margin:18px 14px 26px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:20px}.hero-card,.page-hero .hero-card,.app-section{grid-template-columns:1fr;padding:22px}.hero-card .content-img,.app-section img{height:190px}.section-title{font-size:24px}.section-head{display:block}.grid-4,.grid-3,.grid-2,.steps,.review-grid{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.step{grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:18px}.num{width:38px;height:38px;font-size:14px}.footer-brand{grid-template-columns:1fr}.container{padding:0 14px}.zone-card img{height:130px}}