*{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{color:#289CFF;text-decoration:none}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;box-shadow:0 8px 24px rgba(56,92,138,.10);backdrop-filter:blur(10px)}.header-inner{max-width:1240px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.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;font-size:15px;padding:24px 0 20px;position:relative}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after,.nav a:hover:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:3px;border-radius:9px;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;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.25);transition:.2s}.main-btn:hover{transform:translateY(-1px);filter:saturate(1.08)}.dropdown,.more-dropdown{position:relative}.dropdown-menu,.more-menu{position:absolute;top:100%;left:0;min-width:190px;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:.18s}.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;white-space:nowrap;border-radius:10px}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.dropdown-menu a:after,.more-menu a:after{display:none}.menu-toggle{display:none;border:0;background:#FFFFFF;color:#289CFF;border-radius:12px;width:42px;height:42px;font-size:22px;box-shadow:0 8px 20px rgba(56,92,138,.12)}.page-main{padding-bottom:54px}.container{max-width:1200px;margin:0 auto;padding:0 20px}.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}.slides{position:relative;height:430px}.slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease;background:#FFFFFF}.slide.active{opacity:1;z-index:2}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.88);color:#289CFF;font-size:28px;box-shadow:0 10px 28px rgba(56,92,138,.18);cursor:pointer}.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:16px;z-index:6;display:flex;gap:8px;justify-content:center}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(40,156,255,.35);cursor:pointer}.slider-dot.active{background:#289CFF;width:26px;border-radius:999px}.section{margin:36px auto}.section-head{max-width:840px;margin:0 0 22px}.eyebrow{display:inline-flex;color:#289CFF;background:rgba(40,156,255,.10);padding:4px 12px;border-radius:999px;font-weight:800;font-size:13px;margin-bottom:10px}h1,h2,h3,.section-title{color:#289CFF;line-height:1.28;margin:0 0 12px}h1{font-size:38px}h2{font-size:30px}h3{font-size:21px}p{margin:0 0 12px}.muted{color:#66788A}.small{color:#8A9AAF;font-size:14px}.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:22px;padding:24px}.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))}.hero-card{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.content-img{width:100%;border-radius:20px;background:#FFFFFF;object-fit:contain;box-shadow:0 12px 26px rgba(56,92,138,.10)}.link-more{font-weight:800;color:#289CFF}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.tag{background:#EEF2F7;color:#289CFF;border:1px solid rgba(40,156,255,.18);border-radius:999px;padding:6px 12px;font-weight:700}.zone-card img{width:100%;height:180px;object-fit:contain;background:#FFFFFF;border-radius:18px;margin-bottom:14px}.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}.app-section img{width:100%;border-radius:20px;object-fit:contain;background:#FFFFFF}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;counter-reset:step}.step-card{position:relative;padding:26px 22px 22px 76px;min-height:150px}.step-card:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:26px;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#249BFF 100%);color:#FFFFFF;font-weight:900;box-shadow:0 8px 18px rgba(36,155,255,.22)}.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.review-card strong{display:block;color:#289CFF;margin-bottom:8px}.faq-list{display:grid;gap:14px}.faq-item{padding:20px 22px;border-radius:18px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.14)}.faq-item h3{font-size:18px}.notice{background:#DDE4EE;border-left:5px solid #289CFF;border-radius:16px;padding:18px 20px;color:#243447}.inner-hero{margin:28px auto 26px}.inner-hero .card{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}.site-footer{background:#243447;color:#EAF3FF;padding:44px 0 30px}.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.2fr 1fr 1.3fr;gap:28px}.footer-brand img{max-height:54px;width:auto;margin-bottom:12px}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.footer-links a{color:#EAF3FF}.footer-note{color:#D9E8F8}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:10000;opacity:0;visibility:hidden;transition:.2s}.drawer-mask.open{opacity:1;visibility:visible}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-102%);transition:.25s ease;box-shadow:18px 0 40px rgba(0,0,0,.16);padding:18px;overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.drawer-logo img{max-height:48px}.drawer-close{border:0;background:#EEF2F7;color:#289CFF;border-radius:10px;width:38px;height:38px;font-size:24px}.drawer-nav{display:grid;gap:8px}.drawer-nav a{display:block;padding:12px 14px;border-radius:12px;color:#4E5F7A;background:#F5F7FB;font-weight:700}.drawer-open{overflow:hidden}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}@media (max-width:1100px){.nav{gap:12px}.nav a{font-size:14px}.header-inner{gap:14px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.nav-wrap{display:none}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.header-inner{min-height:66px;display:grid;grid-template-columns:48px 1fr auto;gap:10px}.logo{justify-self:center}.logo img{max-height:48px}.main-btn{min-height:38px;padding:0 18px}.slides{height:300px}.hero-card,.app-section,.inner-hero .card{grid-template-columns:1fr}.grid-2,.grid-3,.grid-4,.reviews{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.step-card{padding:22px 20px 22px 78px;min-height:auto}.step-card:before{left:22px;top:24px}.step-card h3{padding-top:2px;margin-bottom:8px}}@media (max-width:560px){.container{padding:0 14px}.banner-slider{margin:18px 14px 28px;border-radius:16px}.slides{height:220px}.slider-arrow{width:34px;height:34px;font-size:22px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}h1{font-size:29px}h2{font-size:24px}.card,.zone-card,.info-card,.review-card{padding:20px;border-radius:18px}.zone-card img{height:150px}.step-card{padding-left:72px}.step-card:before{width:34px;height:34px}.footer-links{grid-template-columns:1fr}.site-footer{padding-bottom:24px}}