:root {
  --text: #111827;
  --muted: #4b5563;
  --link: #0f766e;
  --border: #e5e7eb;
  --bg: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.site-title {
  margin: 0 0 36px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0 0 12px;
  font-size: 2rem;
  line-height: 1.25;
}

h2 {
  margin: 32px 0 12px;
  font-size: 1.25rem;
  line-height: 1.35;
}

p {
  margin: 12px 0;
}

ul {
  margin: 12px 0;
  padding-left: 1.2rem;
}

li {
  margin: 8px 0;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.meta {
  color: var(--muted);
  margin-bottom: 20px;
}

nav a {
  display: block;
  margin: 10px 0;
  font-size: 1.05rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}