:root {
  --bg: #f7f7f2;
  --surface: #ffffff;
  --text-primary: #1a1a1c;
  --text-secondary: #6a6b6e;
  --text-tertiary: #9a9b9e;
  --accent: #6b8c7b;
  --stroke: rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121217;
    --surface: #1c1c22;
    --text-primary: #f0f0f0;
    --text-secondary: #a8a8ad;
    --text-tertiary: #6a6b6e;
    --accent: #98bca7;
    --stroke: rgba(255, 255, 255, 0.1);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

.brand {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 8px;
}

.brand .dot {
  color: var(--accent);
}

.meta {
  color: var(--text-tertiary);
  font-size: 13px;
  margin-bottom: 40px;
}

h1 {
  font-family: -apple-system, "New York", Georgia, serif;
  font-size: 32px;
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.4px;
}

h2 {
  font-family: -apple-system, "New York", Georgia, serif;
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 12px;
  letter-spacing: -0.2px;
}

h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 24px 0 8px;
  color: var(--text-primary);
}

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

.lead {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

ul, ol {
  padding-left: 24px;
  margin: 0 0 16px;
}

li {
  margin-bottom: 6px;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  transition: border-color 0.2s;
}

a:hover {
  border-bottom-color: var(--accent);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 15px;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--stroke);
}

th {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.callout {
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}

.callout-emphasis {
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--stroke);
  color: var(--text-tertiary);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer a {
  color: var(--text-tertiary);
  border-bottom: none;
}

.footer a:hover {
  color: var(--text-secondary);
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.9em;
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 4px;
}