:root {
  --bg: #ffffff;
  --text: #1f2328;
  --muted: #5c6470;
  --line: #d9dde3;
  --link: #1a4d8f;
}

* { box-sizing: border-box; }

html { font-size: 17px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 6rem 1.5rem 3rem;
}

h1 {
  font-size: 1.6rem;
  font-weight: normal;
  line-height: 1.3;
  margin: 0 0 1.5rem;
}

h2 {
  font-size: 1.05rem;
  font-weight: bold;
  margin: 2rem 0 0.5rem;
}

p { margin: 0 0 1rem; }

a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 3px;
}

footer {
  border-top: 1px solid var(--line);
  padding: 1.25rem 1.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

footer div {
  max-width: 40rem;
  margin: 0 auto;
}

footer a { color: var(--muted); }

@media (max-width: 600px) {
  main { padding-top: 3.5rem; }
}