:root {
  --dp-blue: #0085ff;
  --dp-ink: #0a0a0f;
  --dp-paper: #ffffff;
  --dp-dark: #161e27;
  --dp-muted: #6b7280;
  --dp-border: rgba(10, 10, 15, 0.08);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--dp-ink);
  background: var(--dp-paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-color-scheme: dark) {
  body {
    background: var(--dp-dark);
    color: var(--dp-paper);
    --dp-border: rgba(255, 255, 255, 0.1);
    --dp-muted: #9ca3af;
  }
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

header {
  padding: 16px 0 32px;
  border-bottom: 1px solid var(--dp-border);
}

.wordmark {
  font-family: 'Martian Mono', ui-monospace, SFMono-Regular, monospace;
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.06em;
  color: inherit;
  text-decoration: none;
  line-height: 1;
}

.wordmark .accent { color: var(--dp-blue); }

article h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 32px 0 8px;
}

article .last-updated {
  font-size: 13px;
  color: var(--dp-muted);
  margin-bottom: 32px;
}

article .summary {
  background: rgba(0, 133, 255, 0.06);
  border-left: 3px solid var(--dp-blue);
  padding: 16px 20px;
  margin: 16px 0 32px;
  border-radius: 4px;
}

article h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 32px 0 8px;
}

article h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 24px 0 8px;
}

article p, article li { margin: 8px 0; }

article ul, article ol { padding-left: 24px; }

article a { color: var(--dp-blue); }

article table {
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

article table th, article table td {
  border: 1px solid var(--dp-border);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
}

article table th {
  background: rgba(10, 10, 15, 0.03);
  font-weight: 600;
}

@media (prefers-color-scheme: dark) {
  article table th {
    background: rgba(255, 255, 255, 0.04);
  }
}

article code {
  background: rgba(10, 10, 15, 0.06);
  padding: 1px 6px;
  border-radius: 3px;
  font-family: 'Martian Mono', ui-monospace, SFMono-Regular, monospace;
  font-size: 0.92em;
}

@media (prefers-color-scheme: dark) {
  article code { background: rgba(255, 255, 255, 0.08); }
}

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--dp-border);
  font-size: 13px;
  color: var(--dp-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

footer a { color: var(--dp-blue); }