:root{
  color-scheme:light dark;
  --bg:#EEF0F5;--glow1:#DCE6F5;--glow2:#E6E2F2;
  --glass:rgba(255,255,255,.62);--stroke:rgba(255,255,255,.7);--stroke-out:rgba(0,0,0,.06);
  --tile:#E8EBF1;--text:#12141C;--text2:#4A5068;
  --btn-stroke:rgba(0,132,240,.55);--ring:#007CE0;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0B0D14;--glow1:#111A2B;--glow2:#16142A;
  --glass:rgba(20,24,38,.55);--stroke:rgba(255,255,255,.1);--stroke-out:transparent;
  --tile:#282E3E;--text:#F4F6FB;--text2:#A9B0C3;
  --btn-stroke:rgba(138,202,255,.7);--ring:#38A6FF;
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;
  background:radial-gradient(60rem 40rem at 15% -10%,var(--glow1),transparent 70%),
    radial-gradient(50rem 36rem at 100% 110%,var(--glow2),transparent 70%),var(--bg);
  background-attachment:fixed;
  color:var(--text);
  font:450 16px/24px Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
main{flex:1;width:100%;max-width:600px;margin:0 auto;padding:clamp(56px,14vh,128px) 16px 40px}
h1{margin:0;font-size:clamp(40px,9vw,56px);line-height:1.05;font-weight:700;letter-spacing:-.03em}
.lede{margin:12px 0 0;color:var(--text2);font-size:19px;line-height:26px}
h2{margin:56px 0 12px;font-size:12px;line-height:16px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text2)}
ul{list-style:none;margin:0;padding:0}
.card{
  display:flex;align-items:center;gap:16px;padding:20px;border-radius:20px;
  background:var(--glass);border:1px solid var(--stroke);
  box-shadow:0 0 0 1px var(--stroke-out);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
}
.mono{
  flex:none;display:grid;place-items:center;width:48px;height:48px;border-radius:14px;
  background:var(--tile);font-size:20px;font-weight:700;
}
.info{flex:1;min-width:0}
h3{margin:0;font-size:19px;line-height:26px;font-weight:600}
.info p{margin:2px 0 0;color:var(--text2);font-size:15px;line-height:20px}
.btn{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 22px;border-radius:14px;
  border:1px solid var(--btn-stroke);
  background:linear-gradient(#5CB6FF,#38A6FF);color:#081B2B;
  font-size:15px;line-height:20px;font-weight:600;text-decoration:none;
  transition:transform .2s cubic-bezier(.33,1,.68,1),background .12s,box-shadow .2s;
}
.btn:hover{background:linear-gradient(#6BBDFF,#4CAFFF);transform:translateY(-1.5px);box-shadow:0 6px 16px -8px rgba(11,16,32,.35)}
.btn:active{background:#1496FF;transform:scale(.96);transition-duration:90ms}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--ring);outline-offset:2px}
footer{padding:24px 16px 32px;text-align:center;color:var(--text2);font-size:12px;line-height:16px}
.link{color:inherit;text-underline-offset:3px}
@media (max-width:479px){
  .card{flex-wrap:wrap}
  .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  .btn,.btn:hover,.btn:active{transition:none;transform:none}
}