:root {
  --bg: #f4f3ef;
  --surface: #ffffff;
  --sunken: #ecebe5;
  --ink: #14140f;
  --muted: #6c6b63;
  --accent: #c8f53a;
  --on-accent: #14140f;
  --link: #5a8200;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0a;
    --surface: #171715;
    --sunken: #22221f;
    --ink: #f3f2ec;
    --muted: #9d9c94;
    --link: #c8f53a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
  font-variant-numeric: tabular-nums;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header.site { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 20px; letter-spacing: -0.02em; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; margin-left: 16px; }
nav a:hover { color: var(--ink); }
h1 { font-size: clamp(34px, 7vw, 52px); line-height: 1.05; letter-spacing: -0.035em; margin: 32px 0 16px; text-wrap: balance; }
h2 { font-size: 22px; letter-spacing: -0.02em; margin: 40px 0 8px; }
h3 { font-size: 17px; margin: 24px 0 4px; }
p, li { text-wrap: pretty; }
a { color: var(--link); }
.lead { font-size: 20px; color: var(--muted); margin: 0 0 28px; }
.card { background: var(--surface); border-radius: 20px; padding: 22px; margin: 14px 0; }
.card h2 { margin-top: 0; font-size: 19px; }
.card p { margin: 6px 0 0; color: var(--muted); }
.card.loud { background: var(--accent); color: var(--on-accent); }
.card.loud p { color: var(--on-accent); }
.card.loud a { color: var(--on-accent); font-weight: 600; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.grid .card { margin: 0; }
.note { color: var(--muted); font-size: 15px; }
footer.site { margin: 56px 0 32px; padding-top: 20px; border-top: 1px solid var(--sunken); color: var(--muted); font-size: 14px; }
footer.site a { color: var(--muted); margin-right: 14px; }
article { padding-bottom: 8px; }
article h1 { font-size: clamp(30px, 6vw, 40px); }
article table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0; display: block; overflow-x: auto; }
article th, article td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--sunken); }
article th { font-weight: 600; }
article blockquote { margin: 12px 0; padding: 2px 16px; border-left: 3px solid var(--accent); color: var(--muted); }