*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#E6EBF2;color:#243447;line-height:1.72;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.site-header{position:fixed;left:0;top:0;width:100%;z-index:800;background:rgba(255,255,255,.90);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.header-inner{max-width:1240px;min-height:76px;margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{display:inline-flex;align-items:center;flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;justify-content:center;gap:24px;white-space:nowrap;flex-wrap:nowrap;flex:1}.nav-core a{color:#4E5F7A;position:relative;font-weight:700;padding:10px 12px;border-radius:999px;transition:.22s}.nav-core a:hover,.nav-core a.active{color:#289CFF;background:rgba(40,156,255,.08)}.nav-core a.active:after{content:"";position:absolute;left:50%;bottom:-12px;width:28px;height:3px;border-radius:999px;background:#289CFF;transform:translateX(-50%)}.register-btn,.main-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border-radius:999px;font-weight:800;letter-spacing:.04em}.register-btn,.main-btn{background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;box-shadow:0 12px 26px rgba(36,155,255,.24)}.secondary-btn{border:1px solid rgba(40,156,255,.22);color:#289CFF;background:#fff}.mobile-menu-btn{display:none;width:42px;height:42px;border:none;border-radius:14px;background:#fff;box-shadow:0 10px 22px rgba(56,92,138,.12);padding:10px}.mobile-menu-btn span{display:block;height:2px;border-radius:99px;background:#289CFF;margin:5px 0}.drawer-mask{display:none;position:fixed;inset:0;z-index:9990;background:rgba(16,32,48,.38)}.drawer-mask.show{display:block}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;z-index:10000;background:#fff;box-shadow:18px 0 44px rgba(0,0,0,.18);transform:translateX(-104%);transition:transform .28s;padding:18px;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1px solid rgba(40,156,255,.14)}.drawer-logo img{max-height:42px}.drawer-close{border:none;background:#EEF2F7;color:#289CFF;width:38px;height:38px;border-radius:12px;font-size:24px}.drawer-nav{display:grid;gap:8px;padding:16px 0 28px}.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:rgba(40,156,255,.10)}.mobile-bottom-nav{display:none}.layout-wrap{max-width:1380px;margin:0 auto;padding:106px 80px 0 156px;display:grid;grid-template-columns:168px minmax(0,1fr);gap:24px}.site-main{min-width:0;padding-bottom:42px}.side-channel{position:sticky;top:110px;align-self:start;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.14);border-radius:18px;box-shadow:0 14px 32px rgba(56,92,138,.10);padding:12px;display:grid;gap:6px}.side-channel a{color:#66788A;border-radius:12px;padding:9px 12px;font-weight:700;font-size:14px}.side-channel a:hover,.side-channel a.active{color:#289CFF;background:rgba(40,156,255,.10)}.floating-service{position:fixed;right:18px;top:42%;z-index:60;display:grid;gap:10px}.floating-service a,.floating-service button{min-width:58px;min-height:42px;border:1px solid rgba(40,156,255,.16);border-radius:14px;background:#fff;color:#289CFF;box-shadow:0 14px 30px rgba(56,92,138,.12);font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-family:inherit}.floating-service a.register-link{background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff}.banner-slider{max-width:1200px;height:370px;margin:0 auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;z-index:1}.banner-slider .slide{display:none;width:100%;height:100%}.banner-slider .slide.active{display:block}.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%);z-index:3;border:none;width:42px;height:42px;border-radius:999px;background:rgba(255,255,255,.86);color:#289CFF;box-shadow:0 8px 20px rgba(56,92,138,.16);font-size:28px;cursor:pointer}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}.slider-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(40,156,255,.24);cursor:pointer}.slider-dots button.active{background:#289CFF}.section{margin:0 0 28px}.panel,.card,.zone-card,.info-card,.review-card,.faq-card,.notice-panel{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}.panel{padding:30px}.section-title,h1,h2,h3{color:#289CFF;line-height:1.28}h1{margin:0 0 16px;font-size:clamp(30px,4vw,48px)}h2{margin:0 0 18px;font-size:clamp(23px,2.5vw,32px)}h3{margin:0 0 10px;font-size:20px}p{margin:0 0 14px;color:#4E5F7A}.lead{font-size:17px;color:#4E5F7A}.muted{color:#66788A}.eyebrow{color:#289CFF;font-weight:900;letter-spacing:.08em}.hero-grid,.two-col,.app-grid,.feature-row{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:center}.content-img,.zone-card img,.app-section img,.feature-image img{max-width:100%;width:100%;height:auto;object-fit:contain;border-radius:22px;background:#F5F7FB}.content-img{max-height:300px}.quick-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.quick-card{background:#fff;border:1px solid rgba(40,156,255,.14);border-radius:18px;padding:18px;min-height:148px;box-shadow:0 10px 28px rgba(56,92,138,.08)}.quick-card h3{font-size:18px}.quick-card p{color:#66788A;font-size:14px}.quick-card a{color:#289CFF;font-weight:800}.three-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card,.info-card,.review-card,.faq-card{padding:22px}.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.zone-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.zone-card{overflow:hidden}.zone-card img{height:170px;border-radius:22px 22px 0 0}.zone-card .zone-body{padding:20px}.review-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.review-card strong{display:block;color:#243447;margin-bottom:8px}.faq-list{display:grid;gap:14px}.faq-card h3{color:#243447}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.tag-list span{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:rgba(40,156,255,.09);color:#289CFF;font-weight:700;font-size:14px}.notice-panel{padding:24px;background:linear-gradient(180deg,#fff 0%,#EEF2F7 100%)}.inner-hero{padding:42px 34px;margin-bottom:26px}.inner-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.step-list{counter-reset:item;display:grid;gap:14px}.step-list .card{position:relative;padding-left:58px}.step-list .card:before{counter-increment:item;content:counter(item);position:absolute;left:20px;top:22px;width:26px;height:26px;border-radius:50%;background:rgba(40,156,255,.12);color:#289CFF;display:flex;align-items:center;justify-content:center;font-weight:900}.cta-strip{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:24px;border-radius:24px;background:linear-gradient(135deg,#fff 0%,#EEF2F7 100%);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10)}.site-footer{background:#243447;color:#EAF3FF;margin-top:18px}.footer-inner{max-width:1200px;margin:0 auto;padding:38px 24px;display:grid;grid-template-columns:1.2fr .8fr 1.2fr;gap:28px}.footer-brand img{max-height:48px;margin-bottom:12px}.site-footer p,.site-footer a{color:#EAF3FF}.footer-links{display:grid;gap:10px}.footer-links a{font-weight:700}@media(max-width:1180px){.layout-wrap{padding-left:22px;padding-right:22px;grid-template-columns:1fr}.side-channel,.floating-service{display:none}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:900px){.nav-core{display:none}.mobile-menu-btn{display:inline-block;flex:0 0 auto}.header-inner{min-height:68px;padding:0 14px;gap:10px}.logo img{max-height:44px}.header-register{min-height:38px;padding:0 16px}.layout-wrap{padding-top:88px;padding-left:14px;padding-right:14px}.banner-slider{height:230px;border-radius:18px;margin-bottom:24px}.hero-grid,.two-col,.app-grid,.feature-row,.inner-grid{grid-template-columns:1fr}.quick-grid,.three-grid,.matrix-grid,.zone-row,.review-grid{grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1fr}}@media(max-width:640px){body{padding-bottom:68px}.layout-wrap{padding-top:82px}.mobile-bottom-nav{position:fixed;left:10px;right:10px;bottom:10px;z-index:700;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:8px;border-radius:20px;background:rgba(255,255,255,.94);box-shadow:0 12px 32px rgba(56,92,138,.18);border:1px solid rgba(40,156,255,.12)}.mobile-bottom-nav a{display:flex;min-height:42px;align-items:center;justify-content:center;border-radius:15px;color:#66788A;font-weight:800;font-size:13px}.mobile-bottom-nav a.active,.mobile-bottom-nav a:hover{color:#289CFF;background:rgba(40,156,255,.10)}.banner-slider{height:190px}.slider-arrow{width:34px;height:34px;font-size:22px}.panel,.inner-hero{padding:22px;border-radius:20px}.quick-grid,.three-grid,.matrix-grid,.zone-row,.review-grid{grid-template-columns:1fr}.cta-strip{align-items:flex-start;flex-direction:column}}