:root {
  --bg: #ffffff;
  --text: #0e100c;
  --muted: #5c6157;
  --line: #e6e8e3;
  --green: #79d70f;
  --card: #f5f7f2;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e100c;
    --text: #f4f6f1;
    --muted: #a3a89d;
    --line: #262a22;
    --card: #171a14;
  }
  .logo { filter: invert(1); }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
main { max-width: 680px; margin: 0 auto; padding: 48px 16px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
header a { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.logo { width: 40px; height: auto; }
.brand { font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
h1 { font-size: 34px; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 8px; }
h2 { font-size: 20px; letter-spacing: -0.01em; margin: 36px 0 8px; }
p, li { color: var(--text); }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 8px; }
.updated { font-size: 14px; color: var(--muted); }
.highlight {
  background: var(--card);
  border-left: 4px solid var(--green);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 28px 0;
}
a { color: inherit; text-decoration-color: var(--green); text-decoration-thickness: 2px; text-underline-offset: 3px; }
ul { padding-left: 22px; }
.links { list-style: none; padding: 0; display: grid; gap: 12px; margin-top: 32px; }
.links a {
  display: block; padding: 16px 20px; border: 1px solid var(--line); border-radius: 14px;
  text-decoration: none; font-weight: 600;
}
.links a span { display: block; font-weight: 400; color: var(--muted); font-size: 15px; }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); }