:root {
  color-scheme: light dark;
  --primary: #e53935;
  --text: #191919;
  --muted: #666;
  --bg: #f7f7f8;
  --card: #fff;
  --border: #e4e4e7;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #f4f4f5;
    --muted: #a1a1aa;
    --bg: #09090b;
    --card: #18181b;
    --border: #27272a;
  }
}

* {
  box-sizing: border-box;
}

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

.document {
  max-width: 860px;
  margin: 0 auto;
  padding: 48px 20px 72px;
}

.back {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--primary);
  font-weight: 800;
  text-decoration: none;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.05;
}

h2 {
  margin: 36px 0 10px;
  font-size: 22px;
}

p,
li {
  font-size: 16px;
}

p {
  margin: 0 0 16px;
}

ul {
  margin: 0 0 16px;
  padding-left: 22px;
}

.muted {
  color: var(--muted);
}