:root {
  --bg: #fafafa;
  --fg: #222;
  --accent: #f97316;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

main {
  max-width: 640px;
  margin: 4rem auto;
  padding: 2rem;
}

h1 {
  font-weight: 700;
  font-size: 2.5rem;
  margin: 0 0 1rem;
  color: var(--accent);
}

.lede {
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

code {
  font-family: var(--mono);
  background: #eee;
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  font-size: 0.9em;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

ul { padding-left: 1.2rem; }
li { margin: 0.5rem 0; }

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid #ddd;
  color: #888;
}