*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#f8fbff;background:#0e141b;letter-spacing:0;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-2;background:linear-gradient(120deg,#17212d 0 38%,#0e141b 38% 100%)}
body:after{content:"";position:fixed;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(0deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:72px 72px}
a{color:inherit;text-decoration:none}
.site-nav{width:min(1160px,92%);margin:18px auto 0;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 14px;border:1px solid rgba(255,255,255,.13);background:rgba(14,20,27,.78);backdrop-filter:blur(18px);border-radius:8px;position:sticky;top:14px;z-index:20}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:950;white-space:nowrap}
.brand img{width:38px;height:38px;border-radius:8px;display:block}
.site-nav nav{display:flex;gap:28px;color:#c6d1df;font-size:14px}
.nav-download,.primary-download{display:inline-flex;align-items:center;justify-content:center;border-radius:8px;font-weight:950}
.nav-download{min-height:40px;padding:0 18px;background:#7dd3fc;color:#07131c;white-space:nowrap}
.hero{width:min(1160px,92%);margin:66px auto 84px;display:grid;grid-template-columns:minmax(0,1fr) 430px;gap:62px;align-items:center}
.eyebrow,.routes>div:first-child p,.section-title p{margin:0 0 14px;color:#7dd3fc;font-size:14px;font-weight:950}
h1,h2,h3,p{letter-spacing:0}
h1{max-width:760px;margin:0;color:#fff;font-size:66px;line-height:1.05}
.lead{max-width:640px;margin:24px 0 0;color:#bfccd8;font-size:18px;line-height:1.8}
.download-row{display:flex;align-items:center;gap:18px;margin-top:34px;flex-wrap:wrap}
.primary-download{min-height:58px;padding:0 34px;background:#34d399;color:#06130f;font-size:18px;box-shadow:0 18px 38px rgba(52,211,153,.22)}
.download-row span{color:#90a4b8;font-weight:800}
.app-card{position:relative;min-height:520px;padding:26px;border:1px solid rgba(255,255,255,.14);border-radius:8px;background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.055));box-shadow:0 30px 90px rgba(0,0,0,.36);overflow:hidden}
.app-card:before{content:"";position:absolute;inset:18px;border:1px solid rgba(125,211,252,.18);border-radius:8px;pointer-events:none}
.app-head{position:relative;display:flex;align-items:center;gap:14px;padding:18px;border-radius:8px;background:#f8fbff;color:#0e141b}
.app-head img{width:54px;height:54px;border-radius:12px;display:block}
.app-head strong{display:block;font-size:22px}
.app-head span{display:block;margin-top:4px;color:#667085;font-weight:800;font-size:13px}
.connection{position:relative;margin-top:28px;padding:24px;border-radius:8px;background:#101923;border:1px solid rgba(255,255,255,.12)}
.connection span,.connection small{color:#91a5b7}
.connection strong{display:block;margin:10px 0 22px;font-size:28px;color:#fff}
.meter{height:10px;border-radius:999px;background:#263445;overflow:hidden;margin-bottom:13px}
.meter em{display:block;width:84%;height:100%;border-radius:999px;background:linear-gradient(90deg,#34d399,#7dd3fc)}
.quick-list{position:relative;display:grid;gap:12px;margin-top:24px}
.quick-list div{display:grid;grid-template-columns:54px 1fr;align-items:center;gap:14px;padding:16px;border-radius:8px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}
.quick-list b{display:grid;place-items:center;width:42px;height:42px;border-radius:8px;background:#7dd3fc;color:#07131c}
.quick-list span{font-weight:900;color:#edf6ff}
section{width:min(1160px,92%);margin:0 auto 82px}
.routes{display:grid;grid-template-columns:340px minmax(0,1fr);gap:36px;align-items:start;padding:30px;border:1px solid rgba(255,255,255,.13);border-radius:8px;background:rgba(255,255,255,.055)}
.routes h2,.section-title h2,.faq h2{margin:0;color:#fff;font-size:40px;line-height:1.16}
.route-table{display:grid;gap:10px}
.route-table article{display:grid;grid-template-columns:minmax(0,1fr) 90px 80px;gap:14px;align-items:center;padding:18px 20px;border-radius:8px;background:#f8fbff;color:#0e141b}
.route-table span{font-weight:950}
.route-table b{color:#0f766e;font-size:22px}
.route-table em{font-style:normal;color:#2563eb;font-weight:950;text-align:right}
.section-title{max-width:720px;margin-bottom:24px}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.scene-grid article,.faq details{border:1px solid rgba(255,255,255,.12);border-radius:8px;background:#f8fbff;color:#0e141b}
.scene-grid article{padding:24px}
.scene-grid h3{margin:0 0 10px;font-size:21px}
.scene-grid p,.faq p{margin:0;color:#5c6875;line-height:1.72}
.faq{max-width:860px}
.faq h2{text-align:center;margin-bottom:24px}
.faq details{padding:20px 22px;margin-bottom:12px}
.faq summary{cursor:pointer;font-size:18px;font-weight:950}
.faq p{padding-top:12px}
footer{text-align:center;color:#8da0b4;padding:36px 16px 44px}
@media(max-width:960px){
  .site-nav nav{display:none}
  .hero{grid-template-columns:1fr;gap:38px;margin-top:48px}
  h1{font-size:50px}
  .app-card{min-height:auto}
  .routes{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .site-nav{width:94%;gap:10px}
  .brand span{font-size:16px}
  .nav-download{padding:0 12px;font-size:13px}
  h1{font-size:38px}
  .lead{font-size:16px}
  .primary-download{width:100%;min-height:52px}
  .app-card{padding:18px}
  .routes{padding:20px}
  .routes h2,.section-title h2,.faq h2{font-size:30px}
  .route-table article{grid-template-columns:1fr;gap:8px}
  .route-table em{text-align:left}
  .scene-grid{grid-template-columns:1fr}
}