:root {
  --bg: #f7f7f7;
  --fg: #111111;
  --muted: #666666;
  --accent: #5a6b73; /* slate/stone tone */
  --border: #e0e0e0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

header {
  margin-bottom: 4rem;
}

.brand {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

nav {
  margin-top: 0.5rem;
}

nav a {
  margin-right: 1.5rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

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

h1 {
  font-size: 2.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.25rem;
  margin-top: 3rem;
  margin-bottom: 0.5rem;
}

p {
  margin: 0.75rem 0;
}

ul {
  padding-left: 1.25rem;
}

li {
  margin: 0.4rem 0;
}

footer {
  margin-top: 5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

footer span {
  display: block;
}