:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --bg: #ffffff;
  --muted: #555;
  --border: #e5e5e5;
  --link: #0050ff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e8;
    --bg: #111;
    --muted: #999;
    --border: #2a2a2a;
    --link: #6c9eff;
  }
}
* {
  box-sizing: border-box;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  margin: 0;
  padding: 2rem 1.25rem;
}
main {
  max-width: 720px;
  margin: 0 auto;
}
h1 {
  font-size: 2rem;
  margin: 0 0 0.5rem;
}
h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
h3 {
  font-size: 1rem;
  margin: 1.5rem 0 0.25rem;
}
p {
  margin: 0.5rem 0;
}
ul {
  padding-left: 1.25rem;
}
li {
  margin: 0.25rem 0;
}
.meta {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}
a {
  color: var(--link);
}
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  font-size: 0.9rem;
}
th,
td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th {
  font-weight: 600;
}
strong {
  font-weight: 600;
}
footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: 0.875rem;
}