:root {
  --bg: #0e0f0c;
  --surface: #17190f;
  --text: #f2f3ec;
  --muted: #a3a796;
  --line: #2a2d22;
  --lime: #c8f03c;
  --lime-ink: #0e0f0c;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #fafaf5;
    --surface: #ffffff;
    --text: #15170f;
    --muted: #5d6152;
    --line: #e3e5da;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: inherit; text-decoration-color: var(--lime); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
header {
  border-bottom: 1px solid var(--line);
}
.bar, main, footer .inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
  font-size: 20px;
  text-decoration: none;
}
.logo .mark {
  width: 22px; height: 22px;
  background: var(--lime);
  border-radius: 4px;
}
nav { display: flex; gap: 18px; font-size: 14px; }
nav a { text-decoration: none; color: var(--muted); }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }
main { padding-top: 40px; padding-bottom: 64px; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 20px; margin: 36px 0 8px; }
h3 { font-size: 16px; margin: 20px 0 4px; }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
.lead { font-size: 18px; color: var(--muted); }
ul { padding-left: 22px; }
li { margin: 4px 0; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
}
.hero { padding: 32px 0 8px; }
.hero h1 { font-size: 44px; }
.hero h1 .dot { color: var(--lime); }
.links { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 28px; }
.links a {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  text-decoration: none;
}
.links a strong { display: block; margin-bottom: 2px; }
.links a span { color: var(--muted); font-size: 14px; }
.links a:hover { border-color: var(--lime); }
.btn {
  display: inline-block;
  background: var(--lime);
  color: var(--lime-ink);
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
}
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer .inner { padding-top: 20px; padding-bottom: 32px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer nav { gap: 16px; }
@media (max-width: 520px) {
  h1 { font-size: 28px; }
  .hero h1 { font-size: 36px; }
  nav { gap: 12px; font-size: 13px; }
}