:root {
  --bg: #fafaf8;
  --fg: #1c1c1a;
  --muted: #6b6b66;
  --line: #e2e2dc;
  --accent: #0b6e4f;
  --card: #ffffff;
  --code-bg: #f0f0ea;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141614;
    --fg: #e8e8e3;
    --muted: #9a9a92;
    --line: #2b2e2b;
    --accent: #4cc38a;
    --card: #1b1e1b;
    --code-bg: #202420;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; gap: 8px;
}
header.site .brand {
  font-weight: 700; font-size: 16px; color: var(--accent); text-decoration: none;
  text-transform: uppercase; letter-spacing: .06em;
}
nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--accent); }
nav a.active { color: var(--fg); font-weight: 600; }
a { color: var(--accent); }
h1 { font-size: 2.2rem; line-height: 1.2; margin: 48px 0 12px; }
h2 { font-size: 1.4rem; margin: 56px 0 16px; padding-top: 8px; }
h3 { font-size: 1.1rem; margin: 32px 0 8px; }
.lead { font-size: 1.15rem; color: var(--muted); margin-bottom: 8px; }
.eyebrow {
  font-size: 13px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); font-weight: 600; margin: 40px 0 4px;
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; padding: 0; list-style: none; }
.tags li {
  font-size: 13px; padding: 3px 10px; border: 1px solid var(--line);
  border-radius: 999px; color: var(--muted);
}
.card {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 16px 18px; margin: 12px 0;
  color: inherit; text-decoration: none;
}
a.card:hover { border-color: var(--accent); }
.card h3 { margin: 0 0 4px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .meta { font-size: 13px; color: var(--muted); margin-top: 8px; }
.soon { opacity: .7; }
.teaser {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 20px; margin: 14px 0; color: inherit; text-decoration: none;
}
a.teaser:hover { border-color: var(--accent); }
.teaser h3 { margin: 0 0 6px; }
.teaser p { margin: 0 0 10px; color: var(--muted); }
.teaser .more { font-size: 14px; color: var(--accent); }
pre, code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; font-size: .9em; }
pre {
  background: var(--code-bg); padding: 14px 16px; border-radius: 8px;
  overflow-x: auto; font-size: 14px; line-height: 1.5;
}
pre code { background: none; padding: 0; }
figure { margin: 24px 0; }
figcaption { color: var(--muted); font-size: 14px; margin-top: 6px; }
svg { max-width: 100%; height: auto; }
svg text { fill: var(--fg); font: 13px system-ui, sans-serif; }
svg .box { fill: var(--card); stroke: var(--line); stroke-width: 1.5; }
svg .hl { stroke: var(--accent); }
svg .line { stroke: var(--muted); stroke-width: 1.5; fill: none; }
svg .ok { stroke: var(--accent); stroke-width: 2; fill: none; }
svg .bad { stroke: #c0392b; stroke-width: 2; fill: none; stroke-dasharray: 6 4; }
svg .small { font-size: 11px; fill: var(--muted); }
.todo { background: #fff6d6; color: #5c4a00; padding: 1px 6px; border-radius: 4px; font-size: .9em; }
@media (prefers-color-scheme: dark) { .todo { background: #3a3200; color: #f2dc7a; } }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
td code { overflow-wrap: anywhere; }
footer { border-top: 1px solid var(--line); margin-top: 72px; padding: 24px 0 40px; color: var(--muted); font-size: 14px; }
.back { display: inline-block; margin-top: 32px; font-size: 15px; text-decoration: none; }
.crumbs { font-size: 13px; color: var(--muted); margin: 24px 0 0; }
.crumbs a { color: var(--muted); }