*{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:.2s ease}a:hover{color:#1E90F0}img{max-width:100%;height: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)}.header-inner{max-width:1280px;margin:0 auto;padding:12px 22px;display:flex;align-items:center;gap:22px}.brand-logo{display:flex;align-items:center;flex:0 0 auto}.brand-logo img{height:46px;width:auto;display:block}.nav{display:flex;align-items:center;justify-content:center;gap:5px;flex:1;min-width:0;white-space:nowrap}.nav a{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:12px 8px}.nav a:after{content:"";position:absolute;left:50%;right:50%;bottom:4px;height:3px;background:#289CFF;border-radius:999px;transition:.2s ease}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after,.nav a:hover:after{left:12px;right:12px}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;border:0;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;letter-spacing:.05em;min-height:42px;padding:0 22px;white-space:nowrap}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#FFFFFF!important}.header-btn{flex:0 0 auto}.mobile-header{display:none;align-items:center;justify-content:space-between;min-height:64px;padding:9px 14px}.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}.mobile-logo img{height:42px}.menu-toggle,.drawer-close,.slider-arrow,.slider-dot{border:0;background:transparent;cursor:pointer}.menu-toggle{width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:12px}.menu-toggle span{width:24px;height:2px;background:#4E5F7A;border-radius:99px}.mobile-register{min-height:38px;padding:0 16px}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);opacity:0;pointer-events:none;transition:.25s ease;z-index:10000}.drawer-mask.show{opacity:1;pointer-events:auto}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#FFFFFF;z-index:10001;transform:translateX(-105%);transition:.3s ease;box-shadow:18px 0 40px rgba(36,52,71,.22);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px 18px;border-bottom:1px solid rgba(40,156,255,.12);background:#F5F7FB}.drawer-logo img{height:44px;width:auto}.drawer-close{font-size:34px;color:#4E5F7A;line-height:1;width:44px;height:44px;border-radius:14px}.drawer-nav{display:grid;gap:6px;padding:16px}.drawer-nav a{display:block;color:#4E5F7A;font-weight:800;padding:12px 14px;border-radius:14px;background:#F5F7FB}.drawer-nav a.active,.drawer-nav a:hover{color:#289CFF;background:#EEF2F7}.site-main{min-height:60vh}.container{width:min(1200px,calc(100% - 36px));margin:0 auto}.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}.banner-track{position:relative;width:100%;height:clamp(190px,42vw,520px)}.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.banner-slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF;display:block}.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%);z-index:2;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.86);box-shadow:0 8px 18px rgba(36,52,71,.15);color:#289CFF;font-size:30px;line-height:1}.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:2}.slider-dot{width:10px;height:10px;border-radius:50%;background:rgba(78,95,122,.38);padding:0}.slider-dot.active{width:26px;border-radius:999px;background:#289CFF}.section{padding:42px 0}.section.tight{padding-top:20px}.section-head{margin-bottom:22px;max-width:760px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#289CFF;font-weight:900;letter-spacing:.08em;margin-bottom:8px}.eyebrow:before{content:"";width:28px;height:3px;border-radius:99px;background:#289CFF}h1,h2,h3,.section-title{color:#289CFF;line-height:1.25;margin:0 0 14px}h1{font-size:clamp(30px,4vw,52px)}h2{font-size:clamp(25px,3vw,38px)}h3{font-size:21px}.lead{font-size:18px;color:#243447;margin:0}.muted{color:#66788A}.small{color:#8A9AAF;font-size:14px}.card,.zone-card,.info-card,.review-card,.faq-item,.page-hero,.notice-box{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,.info-card,.review-card,.faq-item{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))}.card h3,.zone-card h3,.info-card h3,.review-card h3{margin-bottom:10px}.text-link{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-weight:900}.text-link:after{content:"›"}.intro-card{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:center}.intro-card .content-img{width:100%;border-radius:20px;background:#FFFFFF}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.content-img{display:block;object-fit:contain}.image-card{overflow:hidden;background:#FFFFFF}.image-card img{width:100%;max-height:320px;object-fit:contain;display:block;background:#FFFFFF}.zone-card{overflow:hidden;background:rgba(255,255,255,.92)}.zone-card img{width:100%;height:210px;object-fit:contain;background:#FFFFFF;display:block}.zone-card .zone-body{padding:22px}.page-hero{width:min(1200px,calc(100% - 36px));margin:30px auto 26px;padding:34px;display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(238,242,247,.96))}.page-hero img{width:100%;max-height:360px;object-fit:contain;background:#FFFFFF;border-radius:20px}.page-hero p{font-size:18px}.steps{counter-reset:item;display:grid;gap:14px}.step{position:relative;padding:20px 20px 20px 66px;background:#FFFFFF;border:1px solid rgba(40,156,255,.14);border-radius:18px}.step:before{counter-increment:item;content:counter(item);position:absolute;left:20px;top:20px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#EEF2F7;color:#289CFF;font-weight:900}.notice-box{padding:24px;background:#DDE4EE}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:19px}.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.review-card strong{display:block;color:#289CFF;margin-bottom:8px}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.tag-list span{display:inline-flex;padding:7px 12px;border-radius:999px;background:#EEF2F7;color:#289CFF;font-weight:800}.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}.app-section img{border-radius:20px;background:#FFFFFF;object-fit:contain}.site-footer{margin-top:44px;background:#243447;color:#EAF3FF}.footer-inner{max-width:1200px;margin:0 auto;padding:44px 18px;display:grid;grid-template-columns:1.4fr .7fr .7fr 1.1fr;gap:28px}.footer-brand img{height:46px;width:auto;display:block;margin-bottom:12px}.footer-brand strong{display:block;font-size:22px;color:#FFFFFF;margin-bottom:8px}.site-footer p{color:#D8E8F8;margin:0 0 10px}.footer-links h3,.footer-note h3{color:#EAF3FF;font-size:18px}.footer-links a{display:block;color:#EAF3FF;margin:8px 0}.footer-bottom{text-align:center;color:#BFD3E7;border-top:1px solid rgba(234,243,255,.14);padding:16px}.split-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mini-card{padding:18px;border-radius:18px;background:#F5F7FB;border:1px solid rgba(40,156,255,.14)}.mini-card strong{color:#289CFF;display:block;margin-bottom:6px}.article p{margin:0 0 14px}.contact-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.contact-panel .info-card{min-height:190px}@media (max-width:1160px){.desktop-header{display:none}.mobile-header{display:flex}.site-main{padding-top:0}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{gap:2px}.nav a{font-size:14px;padding-left:6px;padding-right:6px}}@media (max-width:900px){.page-hero,.intro-card,.app-section{grid-template-columns:1fr}.grid-3,.reviews,.contact-panel{grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1fr 1fr}.banner-slider{margin:18px 18px 28px}.page-hero{padding:24px}.section{padding:32px 0}}@media (max-width:640px){.container{width:min(100% - 28px,1200px)}.grid-2,.grid-3,.grid-4,.reviews,.contact-panel,.split-list,.footer-inner{grid-template-columns:1fr}.card,.info-card,.review-card,.faq-item{padding:20px}.banner-track{height:clamp(170px,58vw,300px)}.slider-arrow{width:36px;height:36px;font-size:24px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.page-hero{width:calc(100% - 28px);margin-top:18px}.page-hero img{max-height:260px}.zone-card img{height:170px}.header-inner{padding-left:14px;padding-right:14px}h1{font-size:30px}.lead,.page-hero p{font-size:16px}}