/* JetBrains Mono desde Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg: #ffffff;
  --fg: #111111;
  --accent: #2563eb;
  --code-bg: #f4f4f5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #020617;
    --fg: #e5e7eb;
    --accent: #60a5fa;
    --code-bg: #020617;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'JetBrains Mono', system-ui, -apple-system, BlinkMacSystemFont,
    'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--fg);
}

/* Barra superior con enlaces a notas */
.topbar {
  position: sticky;
  top: 0;
  background: var(--bg);
  border-bottom: 1px solid rgba(148, 163, 184, 0.4);
  padding: 0.5rem 1rem;
  z-index: 10;
}

.topbar nav a {
  margin-right: 1rem;
  text-decoration: none;
  color: var(--accent);
  font-size: 0.9rem;
}

.topbar nav a:hover {
  text-decoration: underline;
}

main.markdown-body {
  max-width: 720px;
  margin: 2rem auto 4rem;
  padding: 0 1rem;
}

/* Estilos Markdown básicos */
.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  font-weight: 600;
  margin-top: 1.6rem;
  margin-bottom: 0.6rem;
}

.markdown-body p,
.markdown-body li {
  line-height: 1.6;
  font-size: 0.95rem;
}

.markdown-body a {
  color: var(--accent);
}

.markdown-body code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--code-bg);
  padding: 0.1rem 0.25rem;
  border-radius: 3px;
  font-size: 0.9em;
}

.markdown-body pre {
  background: var(--code-bg);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  overflow-x: auto;
}

.markdown-body pre code {
  background: transparent;
  padding: 0;
}