/* System fonts only: no requests to font services. */
:root {
  --bg: #ffffff;
  --fg: #1b1f1d;
  --muted: #5b625f;
  --accent: #0f6b4f;
  --rule: #dfe5e2;
  --note-bg: #fff4d6;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121614;
    --fg: #e6ebe8;
    --muted: #a5aeaa;
    --accent: #6fd3ab;
    --rule: #2b3330;
    --note-bg: #3a3120;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 system-ui, "Segoe UI", "Noto Sans Arabic", "Noto Naskh Arabic", Tahoma, sans-serif;
}
header, main, footer, .draft { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header {
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between;
  padding-top: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--rule);
}
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; }
nav a { color: var(--muted); }
a { color: var(--accent); }
main { padding-top: 8px; padding-bottom: 32px; }
h1 { font-size: 1.8rem; line-height: 1.3; }
h2 { font-size: 1.25rem; margin-top: 2rem; }
.lead { font-size: 1.2rem; }
.links { padding-inline-start: 1.2rem; }
.draft { background: var(--note-bg); padding: 10px 16px; margin-top: 12px; border-radius: 8px; }
table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; font-size: 0.95rem; }
th, td { border: 1px solid var(--rule); padding: 8px; vertical-align: top; text-align: start; }
footer { color: var(--muted); font-size: 0.9rem; padding-bottom: 32px; border-top: 1px solid var(--rule); padding-top: 12px; }