:root {
  --bg: #1a1a2e;
  --surface: #16213e;
  --text: #eaeaea;
  --accent: #0f3460;
  --link: #e94560;
  --code-bg: #0d1b2a;
  --border: #2d3a4f;
}

* {
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  margin: 0;
  padding: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

main {
  background: var(--surface);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}

h1 {
  margin-top: 0;
  font-size: 1.75rem;
  color: var(--text);
}

h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

h2:first-of-type {
  margin-top: 0;
}

h3 {
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

p {
  margin: 0.5rem 0;
}

code {
  background: var(--code-bg);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: var(--accent);
  font-weight: 600;
}

tr:hover td {
  background: rgba(15, 52, 96, 0.3);
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a[download] {
  font-weight: 500;
}

.callout {
  border-left: 4px solid var(--link);
  background: rgba(233, 69, 96, 0.1);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  border-radius: 0 4px 4px 0;
}

pre {
  background: var(--code-bg);
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  margin: 0.75rem 0;
}

pre code {
  padding: 0;
  background: none;
}

kbd {
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
}