:root {
  color-scheme: light;
  --ink: #1e2329;
  --muted: #5a6573;
  --line: #d8dee8;
  --page: #f4f7fb;
  --accent: #115e59;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--page);
}

main {
  width: min(820px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

h1 {
  margin: 18px 0 8px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  margin: 28px 0 8px;
  font-size: 1.1rem;
  letter-spacing: 0;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

a {
  color: var(--accent);
  font-weight: 700;
}

.back {
  display: inline-flex;
  text-decoration: none;
}

.updated {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}