:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --ink: #16150f;
  --muted: #5f5c52;
  --line: #e3e0d6;
  --accent: #2d6a4f;
  --todo-bg: #fff3cd;
  --todo-ink: #6b4e00;
  --todo-line: #e0c65a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f;
    --surface: #1d1d17;
    --ink: #f0eee6;
    --muted: #a09c8f;
    --line: #33322a;
    --accent: #7fc0a0;
    --todo-bg: #3a3113;
    --todo-ink: #f3d98a;
    --todo-line: #7a6524;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding: 0 20px 64px;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

header, main, footer { max-width: 760px; margin: 0 auto; }

header {
  padding: 56px 0 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 36px;
}

h1 {
  margin: 0;
  font-size: 34px;
  letter-spacing: -0.02em;
}

.lede { margin: 8px 0 0; color: var(--muted); }

h2 {
  margin: 40px 0 10px;
  font-size: 21px;
  letter-spacing: -0.01em;
}

h3 {
  margin: 28px 0 8px;
  font-size: 17px;
}

p, li { margin: 0 0 14px; }

ul { padding-left: 22px; }

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

a:hover { text-decoration: none; }

/* Index page document cards */
.cards {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-bottom: 8px;
}

.card {
  display: block;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
}

.card:hover { border-color: var(--accent); }

.card h2 { margin: 0 0 6px; font-size: 18px; color: var(--accent); }

.card p { margin: 0; color: var(--muted); font-size: 15px; }

/* Placeholders that still need a human decision before publishing. */
.todo {
  background: var(--todo-bg);
  color: var(--todo-ink);
  border: 1px solid var(--todo-line);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 0.92em;
  font-weight: 600;
  white-space: nowrap;
}

.updated {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 32px;
}

.backlink {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 15px;
}

.callout {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 24px 0;
}

.callout p:last-child { margin-bottom: 0; }

footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 15px;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

th { color: var(--muted); font-weight: 600; }

.table-wrap { overflow-x: auto; }