:root {
  --fg: #111;
  --muted: #555;
  --bg: #fefefe;
  --accent: #7a3e00;
  --banner-bg: #fff3d6;
  --banner-fg: #5a3a00;
  --border: #e4e4e4;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 17px;
  line-height: 1.55;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.status-banner {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--banner-bg);
  color: var(--banner-fg);
  border-bottom: 1px solid var(--border);
  text-align: center;
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

header {
  margin-bottom: 2.5rem;
}

h1 {
  font-size: 2.25rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.lede {
  font-size: 1.2rem;
  color: var(--muted);
  margin: 0;
}

section {
  margin-top: 2.5rem;
}

h2 {
  font-size: 1.15rem;
  margin: 0 0 0.75rem;
  letter-spacing: -0.005em;
}

p,
ul {
  margin: 0 0 1em;
}

ul {
  padding-left: 1.4em;
}

li {
  margin-bottom: 0.5em;
}

strong {
  color: var(--fg);
}

footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

footer a:hover {
  color: var(--fg);
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e4e4e4;
    --muted: #a0a0a0;
    --bg: #0f0f0f;
    --accent: #e4a060;
    --banner-bg: #3a2a00;
    --banner-fg: #f4d88a;
    --border: #2a2a2a;
  }
}