:root{
  --page-bg:#E6EBF2;
  --nav-bg:#F5F7FB;
  --white:#FFFFFF;
  --soft:#EEF2F7;
  --soft-2:#DDE4EE;
  --blue:#289CFF;
  --nav-text:#4E5F7A;
  --text:#243447;
  --muted:#66788A;
  --hint:#8A9AAF;
  --footer:#243447;
  --footer-text:#EAF3FF;
  --card:rgba(255,255,255,0.92);
  --line:rgba(40,156,255,0.16);
  --shadow:0 14px 36px rgba(56,92,138,0.12);
  --btn:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page-bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;overflow-x:hidden}
a{color:var(--blue);text-decoration:none;transition:.2s ease}
a:hover{color:#1E90F0}
img{max-width:100%;height:auto;display:block}
.site-header{position:sticky;top:0;z-index:9999;background:var(--nav-bg);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}
.header-inner{max-width:1240px;margin:0 auto;display:flex;align-items:center;gap:18px;min-height:76px;padding:0 22px}
.brand-logo{display:flex;align-items:center;flex:0 0 auto}
.brand-logo img{width:154px;max-height:52px;object-fit:contain}
.nav{flex:1;display:flex;align-items:center;justify-content:center;gap:4px;flex-wrap:wrap}
.nav a{position:relative;padding:25px 8px 22px;color:var(--nav-text);font-size:14px;font-weight:700;white-space:nowrap}
.nav a.active,.nav a:hover{color:var(--blue)}
.nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:14px;height:3px;border-radius:999px;background:var(--blue);box-shadow:0 0 14px rgba(40,156,255,.28)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--btn);color:#fff!important;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;padding:11px 22px;min-height:42px;border:0;line-height:1;white-space:nowrap}
.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#fff!important}
.header-btn{flex:0 0 auto}
.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;padding:8px;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}
.menu-toggle span{display:block;width:23px;height:2px;background:#4E5F7A;border-radius:999px}
.site-main{min-height:70vh}.section{max-width:1200px;margin:0 auto 34px;padding:0 20px}.section.pad{padding-top:34px}.narrow{max-width:980px}.section-head{margin-bottom:20px}.eyebrow{color:var(--blue);font-weight:800;letter-spacing:.04em;margin:0 0 8px}.section-title,h1,h2,h3{color:var(--blue);line-height:1.28}.section-title{font-size:32px;margin:0 0 10px}h1{font-size:40px;margin:0 0 14px}h2{font-size:28px;margin:0 0 12px}h3{font-size:20px;margin:0 0 10px}p{margin:0 0 12px}.lead{font-size:18px;color:var(--muted);max-width:850px}.muted{color:var(--muted)}.hint{color:var(--hint);font-size:14px}.hero{max-width:1200px;margin:28px auto 34px;padding:0 20px}.hero-card{background:rgba(255,255,255,.9);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:36px;display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}.hero-img,.content-img{border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 30px rgba(56,92,138,.10);overflow:hidden}.hero-img img,.content-img img{width:100%;height:100%;object-fit:contain;background:#fff}.hero-img{min-height:280px;display:flex;align-items:center}.content-img{aspect-ratio:16/10;display:flex;align-items:center}.grid{display:grid;gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:24px}.card p,.zone-card p,.info-card p,.review-card p,.faq-item p{color:var(--muted)}.card-link{display:inline-flex;margin-top:8px;color:var(--blue);font-weight:800}.tag{display:inline-flex;align-items:center;margin-bottom:12px;color:var(--blue);background:rgba(40,156,255,.10);border:1px solid rgba(40,156,255,.14);border-radius:999px;padding:6px 12px;font-weight:800;font-size:13px}.num{color:var(--blue);font-weight:900;margin-right:6px}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}.feature-list span,.check-list li{background:#F5F7FB;border:1px solid var(--line);border-radius:16px;padding:12px 14px;color:var(--text);font-weight:700}.check-list{list-style:none;padding:0;margin:10px 0 0;display:grid;gap:12px}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative;aspect-ratio:16/6.4}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .42s ease;display:flex;align-items:center;justify-content:center;background:#fff}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;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%);z-index:3;width:42px;height:42px;border:0;border-radius:999px;background:rgba(255,255,255,.84);color:var(--blue);font-size:28px;line-height:1;box-shadow:0 8px 20px rgba(56,92,138,.16);cursor:pointer}.slider-arrow:hover{background:#fff}.prev{left:18px}.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;z-index:4;display:flex;justify-content:center;gap:8px}.slider-dots button{width:10px;height:10px;border:0;border-radius:999px;background:rgba(78,95,122,.34);cursor:pointer}.slider-dots button.active{width:26px;background:var(--blue)}.reviews{grid-template-columns:repeat(3,minmax(0,1fr))}.review-card strong{display:block;color:var(--blue);margin-bottom:8px}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px}.legal-strip{max-width:1200px;margin:0 auto 42px;padding:0 20px}.legal-strip .notice-card{background:#EEF2F7}.page-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}.page-links a{font-weight:800;background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 14px}.site-footer{background:var(--footer);color:var(--footer-text);margin-top:54px}.footer-inner{max-width:1200px;margin:0 auto;padding:44px 20px;display:grid;grid-template-columns:1fr 1.4fr;gap:36px}.footer-logo img{width:156px;max-height:54px;object-fit:contain}.footer-brand p{color:#D7E7F8;margin-top:14px}.footer-note{font-size:14px}.footer-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.footer-links h3{color:#EAF3FF;font-size:18px}.footer-links a{display:block;color:#D7E7F8;margin:8px 0}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(234,243,255,.14);text-align:center;color:#C8D8EA;padding:16px 20px;font-size:14px}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);opacity:0;visibility:hidden;transition:.25s ease;z-index:10000}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#fff;z-index:10001;transform:translateX(-105%);transition:transform .28s ease;box-shadow:12px 0 30px rgba(0,0,0,.16);padding:18px;overflow-y:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-logo img{width:146px;max-height:52px;object-fit:contain}.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;width:36px;height:36px;border-radius:50%;font-size:26px;line-height:1;cursor:pointer}.drawer-nav{display:grid;gap:8px}.drawer-nav a{color:#4E5F7A;font-weight:800;border-radius:14px;padding:12px 14px;background:#F5F7FB}.drawer-nav a.active,.drawer-nav a:hover{color:var(--blue);background:rgba(40,156,255,.10)}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.zone-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#fff;border-radius:18px;margin-bottom:14px;border:1px solid var(--line)}
@media (max-width:1060px){.nav{display:none}.menu-toggle{display:flex}.header-inner{min-height:68px;justify-content:space-between}.brand-logo{position:absolute;left:50%;transform:translateX(-50%)}.brand-logo img{width:138px}.header-btn{padding:10px 16px}.hero-card,.split{grid-template-columns:1fr}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.reviews{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{grid-template-columns:1fr}.banner-slider{margin:20px 14px 30px;aspect-ratio:16/8}}
@media (max-width:720px){h1{font-size:30px}.section-title{font-size:26px}h2{font-size:24px}.hero{margin-top:20px}.hero-card{padding:24px;border-radius:22px}.grid.two,.grid.three,.grid.four,.reviews,.feature-list{grid-template-columns:1fr}.section{padding:0 14px}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{padding:20px}.footer-links{grid-template-columns:1fr}.slider-arrow{width:36px;height:36px;font-size:24px}.prev{left:10px}.next{right:10px}.banner-slider{border-radius:16px}.header-inner{padding:0 12px}.brand-logo img{width:128px}.header-btn{padding:9px 14px;min-height:38px}.legal-strip{padding:0 14px}}