/* Mockingbird Casa's public pages: the homelab sign-in's steelblue, one
   readable column, light and dark. No fonts, scripts or images from
   anywhere else. */
:root {
  --bg: #36648b;
  --card: #ffffff;
  --text: #1d2733;
  --muted: #5b6b7c;
  --link: #24557c;
  --rule: #e2e8ee;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1f3a52;
    --card: #15212d;
    --text: #e6edf3;
    --muted: #9fb0c1;
    --link: #8fc3ec;
    --rule: #2a3a4a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 48px 16px 24px;
}
main {
  width: 100%;
  max-width: 680px;
  background: var(--card);
  border-radius: 14px;
  padding: 36px 40px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}
header { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
header img { flex: none; }
h1 { margin: 0; font-size: 1.9rem; line-height: 1.2; }
h2 { margin: 28px 0 6px; font-size: 1.1rem; }
p { margin: 0 0 12px; }
.lead { font-size: 1.08rem; }
.updated { color: var(--muted); font-size: 0.9rem; margin-top: -8px; }
a { color: var(--link); }
code { font-size: 0.92em; background: var(--rule); padding: 1px 5px; border-radius: 4px; }
footer { margin-top: 18px; font-size: 0.9rem; }
footer a { color: #e6edf3; }
@media (max-width: 520px) {
  body { padding: 16px 12px; }
  main { padding: 24px 20px; border-radius: 10px; }
  h1 { font-size: 1.5rem; }
}