:root {
  --bg: #fbfaf8;
  --fg: #1c1a17;
  --muted: #5d5852;
  --line: #e2ddd5;
  --accent: #1f7a4d;
  --card: #ffffff;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14130f;
    --fg: #ece8e1;
    --muted: #a29b91;
    --line: #2e2b25;
    --accent: #5cc78d;
    --card: #1c1a16;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 5rem;
}

header.site {
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: baseline;
  justify-content: space-between;
}

.brand {
  font-size: 1.25rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--fg);
  text-decoration: none;
}

.brand span { color: var(--accent); }

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.1rem;
  font-size: 0.95rem;
}

nav a:hover { color: var(--fg); text-decoration: underline; }

h1 {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  margin: 2.75rem 0 0.75rem;
  padding-top: 0.5rem;
}

h3 { font-size: 1.05rem; margin: 1.75rem 0 0.5rem; }

p, li { color: var(--fg); }

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

ul { padding-left: 1.2rem; }
li { margin-bottom: 0.5rem; }

a { color: var(--accent); }

.tablewrap {
  overflow-x: auto;
  margin: 1.25rem 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 34rem;
  font-size: 0.94rem;
}

th, td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th { font-weight: 600; color: var(--muted); font-size: 0.86rem; text-transform: uppercase; letter-spacing: 0.04em; }

tr:last-child td { border-bottom: none; }

.note {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  margin: 1.5rem 0;
}

.note p:first-child { margin-top: 0; }
.note p:last-child { margin-bottom: 0; }

footer.site {
  border-top: 1px solid var(--line);
  margin-top: 4rem;
  padding-top: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

footer.site a { color: var(--muted); }

.updated { color: var(--muted); font-size: 0.9rem; }