:root {
  --fg: #1a1a1a;
  --bg: #fafaf7;
  --muted: #666;
  --accent: #b23a2b;
  --rule: #ddd;
  --max-width: 42rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.6;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--rule);
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
}

.site-title {
  font-weight: bold;
  font-size: 1.15rem;
  color: var(--fg);
  text-decoration: none;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1rem;
}

.site-nav a:hover { color: var(--accent); }

.site-main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.site-main h1 { margin-top: 0; }
.site-main h2 { color: var(--muted); font-weight: normal; }

.site-main a { color: var(--accent); }

.site-main img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
}

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 1rem 1.5rem;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.9rem;
}