*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:#289CFF;text-decoration:none}img{max-width:100%;height:auto}.wrap{width:min(1200px,92vw);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-header{height:76px;display:flex;align-items:center;gap:22px}.brand-logo img{height:46px;width:auto;display:block}.nav{display:flex;align-items:center;gap:18px;flex:1;overflow-x:auto;white-space:nowrap}.nav a{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:24px 0}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:999px;background:#289CFF}.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-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;padding:10px 24px;border:0;transition:.2s}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.mobile-header{display:none;height:68px;align-items:center;justify-content:space-between;padding:0 16px}.menu-toggle{width:42px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:5px}.menu-toggle span{display:block;height:3px;width:24px;background:#4E5F7A;border-radius:999px}.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}.mobile-logo img{height:42px;width:auto}.mobile-register{padding:8px 16px}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{position:fixed;top:0;left:0;height:100vh;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-104%);transition:.28s ease;box-shadow:18px 0 38px rgba(36,52,71,.18);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}body.drawer-open{overflow:hidden}.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:#F5F7FB}.drawer-head img{height:44px;width:auto}.drawer-head button{font-size:30px;background:transparent;border:0;color:#4E5F7A}.drawer-nav{display:grid;padding:14px}.drawer-nav a{padding:13px 14px;border-radius:14px;color:#4E5F7A;font-weight:800}.drawer-nav a.active,.drawer-nav a:hover{background:#EEF2F7;color:#289CFF}.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}.slide{display:none;position:relative}.slide.active{display:block}.banner-slider img{width:100%;height:auto;display:block;object-fit:contain;background:#FFFFFF}.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,.88);color:#289CFF;font-size:24px;font-weight:900;box-shadow:0 8px 20px rgba(56,92,138,.16);cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(78,95,122,.45);cursor:pointer}.dot.active{background:#289CFF}.section{padding:42px 0}.hero-card,.card,.zone-card,.info-card,.review-card,.faq-item,.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:24px}.hero-card{padding:36px;display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}.hero-card p,.section-head p,.card p,.zone-card p,.info-card p,.faq-item p,.review-card p{color:#66788A}.eyebrow{color:#289CFF;font-weight:900;letter-spacing:.06em}h1,h2,h3,.section-title{color:#289CFF;line-height:1.25}h1{font-size:42px;margin:12px 0 16px}h2{font-size:30px;margin:0 0 14px}h3{font-size:20px;margin:0 0 10px}.section-head{margin-bottom:22px;max-width:860px}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card,.info-card,.review-card,.faq-item{padding:24px}.zone-card{display:flex;flex-direction:column;height:100%;padding:18px}.zone-card img,.content-img{width:100%;height:260px;display:block;border-radius:18px;object-fit:contain;object-position:center;background:#FFFFFF;margin-bottom:18px}.zone-card a{margin-top:auto;font-weight:800}.content-img{height:auto;margin:0}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.list{display:grid;gap:12px;margin:0;padding:0;list-style:none}.list li{background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:16px;padding:14px 16px;color:#243447}.notice-box{padding:28px;background:#DDE4EE}.tag-list{display:flex;flex-wrap:wrap;gap:10px}.tag{background:#EEF2F7;color:#289CFF;font-weight:800;border-radius:999px;padding:8px 14px}.site-footer{background:#243447;color:#EAF3FF;margin-top:48px;padding:46px 0 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}.footer-brand img{height:50px;width:auto;background:#F5F7FB;border-radius:12px;padding:4px}.site-footer a{display:block;color:#EAF3FF;opacity:.9;margin:8px 0}.site-footer p{color:#EAF3FF;opacity:.86}.footer-note{font-size:14px}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.16);padding:18px;margin-top:30px;color:#EAF3FF}.page-hero{padding:48px 0 22px}.page-hero .hero-card{grid-template-columns:1fr}.app-section img{max-width:100%;height:auto}.content-img,.app-section img,.banner-slider img{max-width:100%;height:auto}@media (max-width:980px){.desktop-header{display:none}.mobile-header{display:flex}.hero-card,.split,.footer-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}h1{font-size:34px}}@media (max-width:760px){.banner-slider{margin:18px auto 26px;border-radius:16px}.section{padding:30px 0}.hero-card{padding:24px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.zone-card img{height:220px}h1{font-size:28px}h2{font-size:24px}.slider-arrow{width:36px;height:36px}.footer-grid{gap:18px}}