*{box-sizing:border-box}
:root{
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:#edf2f7;
  background:#0d1117;
}
html,body{margin:0;padding:0;min-height:100%}
body{
  min-height:100vh;
  background:linear-gradient(180deg,#0d1117 0%,#121826 100%);
}
.wrap{
  width:min(900px,calc(100% - 32px));
  margin:0 auto;
  padding:64px 0;
}
.hero{padding:48px 0 30px}
.eyebrow{
  letter-spacing:.18em;
  font-size:.78rem;
  color:#8b949e;
  font-weight:700;
}
h1{
  font-size:clamp(2.2rem,6vw,4.2rem);
  line-height:1.03;
  margin:.35rem 0 1rem;
}
.lead{
  color:#aeb8c4;
  font-size:1.15rem;
  max-width:640px;
  line-height:1.7;
}
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:20px;
  margin-top:26px;
}
.card{
  padding:28px;
  border:1px solid #2b3441;
  border-radius:18px;
  background:#161b22;
  box-shadow:0 16px 50px rgba(0,0,0,.18);
}
.card h2{margin-top:0}
.card p{color:#b8c2cc;line-height:1.7}
.button{
  display:inline-block;
  color:#0d1117;
  background:#e6b95c;
  text-decoration:none;
  font-weight:700;
  padding:11px 16px;
  border-radius:10px;
}
.button:hover{filter:brightness(1.06)}
footer{margin-top:54px;color:#7d8590;font-size:.92rem}
@media(max-width:600px){
  .wrap{width:min(100% - 24px,900px);padding:32px 0 48px}
}