*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:#289CFF;text-decoration:none;transition:.25s ease}a:hover{color:#1E90F0}img{max-width:100%;height:auto;display:block}.container{width:min(1200px,calc(100% - 32px));margin:0 auto}.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)}.desktop-topbar{height:78px;display:flex;align-items:center;gap:20px}.brand-logo img,.mobile-logo img{height:44px;width:auto}.nav{flex:1;display:flex;align-items:center;justify-content:center;gap:2px;overflow-x:auto;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.nav a{position:relative;padding:22px 9px 20px;color:#4E5F7A;font-size:14px;font-weight:700;white-space:nowrap}.nav a:after{content:"";position:absolute;left:12px;right:12px;bottom:14px;height:3px;border-radius:99px;background:#289CFF;opacity:0;transform:scaleX(.4);transition:.25s ease}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after,.nav a:hover:after{opacity:1;transform:scaleX(1)}.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff!important;border:0;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.25);white-space:nowrap}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.header-btn{min-width:82px}.mobile-topbar{display:none;height:68px;align-items:center;justify-content:space-between}.mobile-menu-toggle{width:42px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:6px;padding:0;cursor:pointer}.mobile-menu-toggle span{display:block;width:24px;height:2px;border-radius:4px;background:#4E5F7A}.drawer-mask{position:fixed;inset:0;background:rgba(11,24,40,.42);z-index:10000;opacity:0;visibility:hidden;transition:.25s ease}.mobile-drawer{position:fixed;left:0;top:0;height:100vh;width:84vw;max-width:320px;background:#fff;z-index:10001;transform:translateX(-105%);transition:.3s ease;box-shadow:18px 0 42px rgba(18,43,70,.18);padding:18px;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-bottom:14px;border-bottom:1px solid rgba(40,156,255,.14)}.drawer-logo img{height:42px;width:auto}.drawer-close{width:40px;height:40px;border:0;border-radius:50%;background:#EEF2F7;color:#4E5F7A;font-size:28px;line-height:1;cursor:pointer}.drawer-nav{display:grid;gap:6px;padding:18px 0}.drawer-nav a{padding:12px 14px;border-radius:14px;color:#4E5F7A;font-weight:700;background:#F5F7FB}.drawer-nav a.active,.drawer-nav a:hover{color:#289CFF;background:#EEF7FF}.drawer-btn{width:100%;margin-top:6px}.site-main{min-height:60vh}.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;aspect-ratio:16/7}.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .45s ease}.slide.active{opacity:1;visibility:visible}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.86);color:#289CFF;font-size:34px;line-height:1;cursor:pointer;box-shadow:0 10px 28px rgba(56,92,138,.16);display:flex;align-items:center;justify-content:center}.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:9px}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(78,95,122,.32);cursor:pointer;padding:0}.slider-dot.active{background:#289CFF;box-shadow:0 0 0 5px rgba(40,156,255,.16)}.section-block{padding:54px 0}.alt-section{background:#DDE4EE}.section-head{max-width:760px;margin:0 auto 26px;text-align:center}.section-head h2,.hero-copy h1,.panel-card h2,.info-card b,.step-card h3,.zone-card h3,.review-card h3,.site-footer h3{margin-top:0;color:#289CFF}.section-head h2,.panel-card h2{font-size:clamp(26px,3vw,40px);line-height:1.25;margin-bottom:12px}.section-head p,.hero-copy p,.panel-card p,.info-card p,.step-card p,.zone-card p,.review-card p,.faq-list p,.footer-brand p{color:#66788A;margin:0 0 14px}.eyebrow{display:inline-flex;align-items:center;min-height:28px;padding:0 12px;border-radius:999px;background:#EEF7FF;color:#289CFF;font-weight:800;font-size:13px;margin-bottom:14px}.hero-grid,.two-col{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}.inner-hero{padding:46px 0 22px}.hero-copy h1{font-size:clamp(34px,5vw,58px);line-height:1.12;margin:0 0 18px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px}.text-link{font-weight:800;color:#289CFF}.media-card,.panel-card,.card,.zone-card,.info-card,.review-card,.step-card,details{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}.media-card{padding:16px;overflow:hidden}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.media-card img{border-radius:18px;width:100%;object-fit:contain;background:#fff}.panel-card{padding:28px}.soft-panel{background:#EEF2F7}.card-grid{display:grid;gap:20px}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card-grid.three{grid-template-columns:repeat(3,1fr)}.card-grid.four{grid-template-columns:repeat(4,1fr)}.info-card,.review-card,.step-card,.zone-card{padding:22px}.info-card b{display:block;font-size:20px;margin-bottom:10px}.info-card .text-link,.zone-card .text-link{display:inline-block;margin-top:6px;font-weight:800}.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.step-card span{display:inline-flex;width:42px;height:42px;border-radius:50%;align-items:center;justify-content:center;background:#EEF7FF;color:#289CFF;font-weight:900;margin-bottom:14px}.zone-card{overflow:hidden}.zone-card img{width:100%;border-radius:18px;margin-bottom:16px;object-fit:contain;background:#fff}.review-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-list.compact{display:grid;grid-template-columns:1fr;gap:12px}.review-list blockquote,.review-card blockquote{margin:0;padding:18px;border-radius:18px;background:#F5F7FB;color:#243447;border-left:4px solid #289CFF}.notice-bar{padding:24px;border-radius:22px;background:#243447;color:#EAF3FF;box-shadow:0 14px 36px rgba(56,92,138,.12)}.notice-bar p{margin:0;color:#EAF3FF}.faq-list{display:grid;gap:14px}details{padding:0;overflow:hidden}summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:800;color:#243447;display:flex;justify-content:space-between;gap:16px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:#289CFF;font-size:24px;line-height:1}details[open] summary:after{content:"−"}.faq-list details p{padding:0 22px 18px}.site-footer{background:#243447;color:#EAF3FF;margin-top:30px;padding:48px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr .7fr;gap:28px}.footer-brand img{height:48px;width:auto;margin-bottom:18px}.footer-brand p,.footer-note{color:#EAF3FF}.footer-note{font-size:14px;opacity:.82}.footer-col{display:grid;align-content:start;gap:10px}.footer-col h3{font-size:18px;margin:0 0 8px}.footer-col a{color:#EAF3FF;opacity:.86}.footer-col a:hover{opacity:1;color:#fff}.footer-bottom{border-top:1px solid rgba(234,243,255,.16);margin-top:34px;padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;color:#EAF3FF;font-size:14px;opacity:.88}.pill-list{display:flex;flex-wrap:wrap;gap:10px}.pill-list span{border:1px solid rgba(40,156,255,.18);background:#fff;color:#289CFF;border-radius:999px;padding:8px 14px;font-weight:800}.simple-list{margin:0;padding:0;list-style:none;display:grid;gap:12px}.simple-list li{padding-left:20px;position:relative;color:#66788A}.simple-list li:before{content:"";width:8px;height:8px;border-radius:50%;background:#289CFF;position:absolute;left:0;top:.78em}.wide-card{padding:30px;border-radius:24px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10)}@media (max-width:1100px){.desktop-topbar{display:none}.mobile-topbar{display:flex}.site-main{padding-top:0}.hero-grid,.two-col{grid-template-columns:1fr}.card-grid.four{grid-template-columns:repeat(2,1fr)}.card-grid.three,.step-grid,.review-list{grid-template-columns:repeat(2,1fr)}.banner-slider{margin-top:18px;aspect-ratio:16/8}.footer-grid{grid-template-columns:1fr 1fr}}@media (max-width:640px){.container{width:min(100% - 24px,1200px)}.mobile-logo img{height:38px}.header-btn{min-width:72px;min-height:38px;padding:0 16px}.banner-slider{border-radius:16px;aspect-ratio:16/10}.slider-arrow{width:36px;height:36px;font-size:28px}.slider-prev{left:10px}.slider-next{right:10px}.section-block{padding:38px 0}.panel-card,.info-card,.review-card,.step-card,.zone-card,.wide-card{padding:20px;border-radius:18px}.card-grid.four,.card-grid.three,.card-grid.two,.step-grid,.review-list{grid-template-columns:1fr}.hero-copy h1{font-size:34px}.footer-grid,.footer-bottom{grid-template-columns:1fr;display:grid}.footer-bottom{justify-content:start}.hero-actions{gap:12px}.main-btn{min-height:40px;padding:0 18px}}