:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1c1c1c;
  --muted: #5a5a5a;
  --accent: #b5651d;
  --border: #e2e2e2;
  --callout-bg: #fff4e5;
  --callout-border: #e0a94a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14151a;
    --fg: #eaeaea;
    --muted: #a3a3a3;
    --accent: #e0a94a;
    --border: #2c2d33;
    --callout-bg: #2a2214;
    --callout-border: #7a5a20;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.site-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--fg);
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent);
}

.content {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.content img,
.content video {
  max-width: 100%;
  border-radius: 8px;
}

.content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.content th,
.content td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

details {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.9rem;
  margin: 0.75rem 0;
}

details summary {
  cursor: pointer;
  font-weight: 600;
}

details[open] summary {
  margin-bottom: 0.5rem;
}

.callout {
  background: var(--callout-bg);
  border: 1px solid var(--callout-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin: 1rem 0;
}

.site-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}