:root {
  --bg: #fafaf8;
  --text: #1c1c1a;
  --text-secondary: #6b6b66;
  --accent: #c6461d;
  --border: #dddad3;
  --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1a;
    --text: #fafaf8;
    --text-secondary: #a3a39c;
    --accent: #e2703f;
    --border: #3a3a37;
    --card: #262624;
  }
}

* {
  box-sizing: border-box;
}

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

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 12px;
}

header.site .wordmark {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}

header.site .wordmark span {
  color: var(--accent);
}

nav.site {
  display: flex;
  gap: 16px;
  font-size: 0.875rem;
}

nav.site a {
  color: var(--text-secondary);
  text-decoration: none;
}

nav.site a:hover {
  color: var(--accent);
}

h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 8px;
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 32px 0 8px;
}

p {
  color: var(--text);
  margin: 0 0 16px;
}

.lede {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.updated {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin-bottom: 32px;
}

a {
  color: var(--accent);
}

ul {
  padding-left: 1.25rem;
  color: var(--text);
}

li {
  margin-bottom: 6px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 20px;
  margin: 24px 0;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 20px;
  border: 2px solid var(--text);
  box-shadow: 4px 4px 0 var(--text);
}

footer.site {
  margin-top: 64px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.8rem;
}