:root {
  --bg: #12142b;
  --panel: #1a1d3e;
  --panel-2: #22264c;
  --ink: #e8eaf6;
  --muted: #9aa0c3;
  --green: #36d67c;
  --green-dim: #2aa863;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 880px; margin: 0 auto; padding: 0 24px; }
header {
  padding: 20px 0;
  border-bottom: 1px solid var(--panel-2);
}
header .wrap { display: flex; align-items: center; gap: 12px; }
header img { width: 32px; height: 32px; border-radius: 7px; }
header .name { font-weight: 700; font-size: 18px; }
header nav { margin-left: auto; display: flex; gap: 20px; }
header a { color: var(--muted); text-decoration: none; font-size: 15px; }
header a:hover { color: var(--green); }
.hero { display: flex; align-items: center; gap: 40px; padding: 64px 0 48px; }
.hero img { width: 300px; border-radius: 24px; flex-shrink: 0; }
.hero h1 { font-size: 40px; line-height: 1.15; margin-bottom: 16px; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero p { color: var(--muted); font-size: 19px; }
h2 { font-size: 26px; margin: 48px 0 16px; }
h3 { font-size: 18px; margin: 28px 0 8px; color: var(--green); }
p, li { color: var(--muted); }
strong { color: var(--ink); }
section ul, section ol { padding-left: 24px; margin: 12px 0; }
li { margin: 6px 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 24px 0; }
.card {
  background: var(--panel);
  border: 1px solid var(--panel-2);
  border-radius: 14px;
  padding: 20px;
}
.card h3 { margin: 0 0 8px; font-size: 16px; }
.card p { font-size: 15px; }
.callout {
  background: var(--panel);
  border-left: 3px solid var(--green);
  border-radius: 0 12px 12px 0;
  padding: 18px 22px;
  margin: 24px 0;
}
.callout p { color: var(--ink); }
details {
  background: var(--panel);
  border: 1px solid var(--panel-2);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 10px 0;
}
summary { cursor: pointer; font-weight: 600; color: var(--ink); }
details p { margin-top: 10px; font-size: 15.5px; }
code {
  background: var(--panel-2);
  border-radius: 5px;
  padding: 2px 7px;
  font-size: 14.5px;
  color: var(--green);
}
footer {
  margin-top: 72px;
  padding: 32px 0 48px;
  border-top: 1px solid var(--panel-2);
  font-size: 14px;
  color: var(--muted);
}
footer a { color: var(--green-dim); text-decoration: none; }
a.button {
  display: inline-block;
  background: var(--green);
  color: #0c2417;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 12px;
  text-decoration: none;
  margin-top: 20px;
}
@media (max-width: 720px) {
  .hero { flex-direction: column-reverse; text-align: center; padding-top: 40px; }
  .hero img { width: 220px; }
  .hero h1 { font-size: 32px; }
}