:root {
  --bg: #fafaf8;
  --text: #1f2320;
  --muted: #6b7066;
  --accent: #3a5a40;
  --border: #e4e2dc;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

header {
  border-bottom: 1px solid var(--border);
  padding: 24px 20px;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
}

nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  margin-right: 20px;
}

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

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

main {
  padding: 40px 20px 80px;
}

h1 {
  font-size: 1.8rem;
  margin-bottom: 0.4em;
}

h2 {
  font-size: 1.3rem;
  margin-top: 2em;
}

p {
  margin: 1em 0;
}

.muted {
  color: var(--muted);
  font-size: 0.92rem;
}

.post {
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.post h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

a {
  color: var(--accent);
}

footer {
  border-top: 1px solid var(--border);
  padding: 24px 20px;
  color: var(--muted);
  font-size: 0.85rem;
}

footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}