*{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;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.no-scroll{overflow:hidden}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,247,251,.92);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.08)}.header-inner{max-width:1240px;margin:0 auto;min-height:76px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#4E5F7A;font-weight:700;padding:10px 4px;border-radius:999px}.nav-core a:hover{color:#289CFF}.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px}.all-menu-btn,.mega-head button,.drawer-head button{border:1px solid rgba(40,156,255,.18);background:rgba(255,255,255,.74);color:#289CFF;border-radius:999px;padding:10px 16px;font-weight:800;cursor:pointer}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;border-radius:999px;padding:12px 24px;font-weight:900;box-shadow:0 12px 24px rgba(36,155,255,.24);transition:.2s}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(36,155,255,.28)}.main-btn.small{padding:10px 18px}.mobile-menu-btn{display:none;border:0;background:#fff;border-radius:14px;width:42px;height:42px;box-shadow:0 8px 20px rgba(56,92,138,.12)}.mobile-menu-btn span{display:block;width:20px;height:2px;background:#289CFF;margin:5px auto;border-radius:9px}.mega-mask,.drawer-mask{position:fixed;inset:0;background:rgba(20,35,55,.28);z-index:9998;display:none}.mega-mask.open,.drawer-mask.open{display:block}.mega-panel{position:fixed;top:76px;left:50%;transform:translateX(-50%) translateY(-12px);width:min(1120px,calc(100% - 32px));background:rgba(255,255,255,.96);border:1px solid rgba(40,156,255,.16);border-radius:24px;box-shadow:0 24px 60px rgba(56,92,138,.18);z-index:10000;opacity:0;pointer-events:none;transition:.22s}.mega-panel.open{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}.mega-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid rgba(40,156,255,.12)}.mega-head strong{color:#289CFF;font-size:22px}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:22px}.mega-group{background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:18px;padding:16px}.mega-group h3{margin:0 0 12px;color:#289CFF}.mega-group a{display:block;padding:10px;border-radius:12px;color:#243447}.mega-group a:hover{background:#fff}.mega-group a strong{display:block;color:#4E5F7A}.mega-group a span{display:block;color:#66788A;font-size:13px}.mobile-drawer{position:fixed;z-index:10001;left:0;top:0;height:100vh;width:min(86vw,320px);background:#fff;transform:translateX(-105%);transition:.25s;box-shadow:16px 0 40px rgba(56,92,138,.2);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(40,156,255,.14)}.drawer-head img{max-height:44px}.drawer-nav{display:grid;gap:8px;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:14px;background:#F5F7FB;color:#4E5F7A;font-weight:800}.drawer-nav a:hover{color:#289CFF;background:#EEF2F7}.container{max-width:1200px;margin:0 auto;padding:0 22px}.section{padding:54px 0}.section-title{color:#289CFF;font-size:clamp(26px,3vw,42px);line-height:1.25;margin:0 0 14px}.section-kicker,.tag,.num,.badge{color:#289CFF;font-weight:900;letter-spacing:.04em}.lead{font-size:18px;color:#4E5F7A;max-width:850px}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;height:clamp(180px,38vw,456px)}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s}.slide.active{opacity:1}.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-prev,.slider-next{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:28px;font-weight:900;cursor:pointer;box-shadow:0 8px 18px rgba(56,92,138,.16)}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(40,156,255,.28);cursor:pointer}.slider-dot.active{background:#289CFF;width:24px;border-radius:999px}.hero-intro{background:linear-gradient(135deg,#F5F7FB,#fff);border:1px solid rgba(40,156,255,.16);border-radius:28px;padding:34px;box-shadow:0 14px 36px rgba(56,92,138,.1);display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}.quick-grid,.three-grid,.info-grid,.matrix-grid,.review-grid,.faq-grid{display:grid;gap:18px}.quick-grid{grid-template-columns:repeat(4,1fr);margin-top:22px}.three-grid{grid-template-columns:repeat(3,1fr)}.info-grid{grid-template-columns:repeat(2,1fr)}.matrix-grid{grid-template-columns:repeat(3,1fr)}.review-grid{grid-template-columns:repeat(3,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card,.faq-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:22px}.card h3,.zone-card h3,.info-card h3,.review-card h3,.faq-card h3{margin:0 0 10px;color:#289CFF}.text-link{color:#289CFF;font-weight:900}.split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.image-card{background:#fff;border:1px solid rgba(40,156,255,.16);border-radius:26px;box-shadow:0 14px 36px rgba(56,92,138,.10);padding:18px;min-height:260px;display:flex;align-items:center;justify-content:center}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto;object-fit:contain}.image-card img{max-height:330px;object-fit:contain}.app-section{background:linear-gradient(135deg,#fff,#F5F7FB,#EEF2F7);border-radius:28px;border:1px solid rgba(40,156,255,.16);padding:28px}.notice{background:#243447;color:#EAF3FF;border-radius:24px;padding:26px}.notice h2{color:#EAF3FF}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px}.footer-inner{max-width:1200px;margin:0 auto;padding:42px 22px;display:grid;gap:22px}.footer-brand img{max-height:54px;margin-bottom:12px}.footer-links{display:flex;gap:14px;flex-wrap:wrap}.footer-links a{color:#EAF3FF;border:1px solid rgba(234,243,255,.18);padding:8px 12px;border-radius:999px}.footer-note{color:#cdd9e6}.page-hero{padding:58px 0 26px}.page-box{background:#fff;border:1px solid rgba(40,156,255,.16);border-radius:28px;box-shadow:0 14px 36px rgba(56,92,138,.10);padding:34px}.article-grid{display:grid;grid-template-columns:1fr .85fr;gap:30px;align-items:start}.content-block{margin:28px 0}.content-block h2{color:#289CFF}.list-check{display:grid;gap:12px;padding:0;list-style:none}.list-check li{background:#F5F7FB;border:1px solid rgba(40,156,255,.12);border-radius:16px;padding:12px 14px}.review-line{border-left:4px solid #289CFF;padding-left:14px;color:#4E5F7A;background:#F5F7FB;border-radius:0 14px 14px 0;padding-top:12px;padding-bottom:12px}@media(max-width:960px){.nav-core,.all-menu-btn{display:none}.mobile-menu-btn{display:block}.header-inner{gap:10px;min-height:68px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:42px}.main-btn.small{padding:8px 13px}.mega-panel{display:none}.quick-grid{grid-template-columns:repeat(2,1fr);overflow:visible}.three-grid,.info-grid,.matrix-grid,.review-grid,.faq-grid,.split,.article-grid,.hero-intro{grid-template-columns:1fr}.banner-slider{margin:18px 14px 26px}.section{padding:38px 0}.page-box{padding:24px}.image-card{min-height:180px}.image-card img{max-height:240px}}@media(max-width:560px){.quick-grid{display:flex;overflow-x:auto;padding-bottom:8px}.quick-grid .card{min-width:230px}.slider-prev,.slider-next{width:34px;height:34px;font-size:22px}.container{padding:0 16px}.header-inner{padding:0 12px}.section-title{font-size:26px}.hero-intro{padding:22px}.card,.zone-card,.info-card,.review-card,.faq-card{padding:18px}}