:root {
  color-scheme: light dark;
  --bg: #faf9f7;
  --ink: #1a1a1a;
  --muted: #8a857d;
  --card: #ffffff;
  --edge: rgba(0, 0, 0, 0.07);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #141311; --ink: #f0eee9; --muted: #8f8a82; --card: #1e1d1a; --edge: rgba(255, 255, 255, 0.08); }
}
* { margin: 0; box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}
main {
  max-width: 34rem;
  margin: 0 auto;
  padding: 3.5rem 1.25rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
header h1 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
#today { font-size: 1.75rem; font-weight: 700; letter-spacing: -0.02em; margin-top: 0.25rem; }
#cards, #onthisday-cards { display: flex; flex-direction: column; gap: 1rem; }
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--edge);
  border-radius: 1rem;
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
}
.card:active { transform: scale(0.985); }
.card-text { font-size: 1.05rem; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.card-date { display: block; margin-top: 0.75rem; font-size: 0.8rem; color: var(--muted); }
.holder .embed:not(:empty) { min-height: 0; }
#onthisday h2 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}
footer p { font-size: 0.8rem; color: var(--muted); text-align: center; }