:root {
  --bg: #F4F7F3; --surface: #FFFFFF; --ink: #142019; --muted: #56645B; --line: #D9E2DB;
  --accent: #1E7A4C; --accent-soft: #E1F0E6; --mark: #FCEBC2; --mark-ink: #6B4A00;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0F1612; --surface: #17211B; --ink: #E5EEE8; --muted: #9DAEA3; --line: #2A372F;
    --accent: #4FBF85; --accent-soft: #1D3528; --mark: #4A3A12; --mark-ink: #FCE3A4;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--body); font-size: 16px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap {
  max-width: 720px; margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
a { color: var(--accent); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
header { padding-block: 22px; border-bottom: 1px solid var(--line); }
header .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.brand { font-family: var(--display); font-weight: 800; font-size: 19px; text-decoration: none; color: var(--ink); }
.brand span { color: var(--accent); }
.back { font-size: 14px; color: var(--muted); text-decoration: none; }
.back:hover { color: var(--ink); }
main { padding-block: 48px 72px; }
.eyebrow { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); }
h1 { font-family: var(--display); font-weight: 800; font-size: clamp(32px, 6vw, 44px); line-height: 1.1; margin: 8px 0 12px; letter-spacing: -0.01em; text-wrap: balance; }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 40px; }
h2 { font-family: var(--display); font-weight: 700; font-size: 22px; margin: 40px 0 10px; }
p, li { color: var(--ink); }
p { margin: 0 0 14px; }
ul { margin: 0 0 14px; padding-left: 20px; }
li { margin-bottom: 6px; }
dl.data { margin: 0; border-top: 1px solid var(--line); }
dl.data div { display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding-block: 11px; border-bottom: 1px solid var(--line); }
dl.data dt { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); padding-top: 3px; }
dl.data dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.todo { background: var(--mark); color: var(--mark-ink); padding: 1px 6px; border-radius: 4px; font-weight: 600; }
footer { padding-block: 24px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
footer .wrap { display: flex; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
footer nav { display: flex; gap: 20px; }
footer a { color: var(--muted); }
@media (max-width: 480px) {
  dl.data div { grid-template-columns: 1fr; gap: 2px; }
}