* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: Arial, Helvetica, sans-serif; font-size: 11pt; color: #e8eaed; background: #1a1d23; min-height: 100vh; }

header {
  background: #0d1117; color: #e8eaed;
  padding: 14px 24px; display: flex; align-items: center; gap: 16px;
  border-bottom: 1px solid #30363d; position: sticky; top: 0; z-index: 10;
}
header a { color: #58a6ff; font-size: 9.5pt; text-decoration: none; white-space: nowrap; }
header a:hover { color: #e8eaed; text-decoration: underline; }
header h1 { font-size: 12pt; font-weight: bold; line-height: 1.3; flex: 1; color: #8b949e; }

#loading { text-align: center; padding: 60px 20px; color: #8b949e; }
#loading code { background: #21262d; padding: 2px 6px; border-radius: 4px; font-size: 10pt; }

#contenido {
  max-width: 780px; margin: 32px auto; padding: 0 24px 60px;
}

/* ── Headings ─────────────────────────────────── */
#contenido h1 {
  font-size: 18pt; color: #58a6ff; border-bottom: 2px solid #1f6feb;
  padding-bottom: 8px; margin: 32px 0 16px;
}
#contenido h2 {
  font-size: 14pt; color: #79c0ff; border-bottom: 1px solid #30363d;
  padding-bottom: 6px; margin: 28px 0 12px;
}
#contenido h3 {
  font-size: 12pt; color: #a5d6ff; margin: 22px 0 10px;
}
#contenido h4, #contenido h5, #contenido h6 {
  font-size: 11pt; color: #cdd9e5; margin: 16px 0 8px;
}

/* ── Párrafos y texto ─────────────────────────── */
#contenido p { line-height: 1.7; margin-bottom: 12px; color: #cdd9e5; }
#contenido strong { color: #e8eaed; }
#contenido em { color: #adbac7; font-style: italic; }

/* ── Listas ───────────────────────────────────── */
#contenido ul, #contenido ol {
  padding-left: 24px; margin-bottom: 12px;
}
#contenido li { line-height: 1.7; color: #cdd9e5; margin-bottom: 4px; }
#contenido li::marker { color: #58a6ff; }

/* ── Código ───────────────────────────────────── */
#contenido code {
  background: #21262d; color: #f0883e; padding: 1px 6px;
  border-radius: 4px; font-family: 'Courier New', monospace; font-size: 9.5pt;
}
#contenido pre {
  background: #161b22; border: 1px solid #30363d; border-radius: 6px;
  padding: 16px 20px; overflow-x: auto; margin-bottom: 16px;
}
#contenido pre code {
  background: none; color: #e8eaed; padding: 0; font-size: 9.5pt;
  border-radius: 0;
}

/* ── Tablas ───────────────────────────────────── */
#contenido table {
  border-collapse: collapse; width: 100%; margin-bottom: 16px; font-size: 10pt;
}
#contenido th {
  background: #1f6feb; color: #fff; padding: 8px 12px; text-align: left;
  border: 1px solid #30363d;
}
#contenido td {
  padding: 7px 12px; border: 1px solid #30363d; color: #cdd9e5;
}
#contenido tr:nth-child(even) td { background: #161b22; }
#contenido tr:nth-child(odd) td { background: #1a1d23; }

/* ── Blockquote ───────────────────────────────── */
#contenido blockquote {
  border-left: 4px solid #1f6feb; background: #161b22;
  margin: 12px 0; padding: 10px 16px; border-radius: 0 6px 6px 0;
  color: #8b949e; font-style: italic;
}

/* ── Hr ───────────────────────────────────────── */
#contenido hr { border: none; border-top: 1px solid #30363d; margin: 24px 0; }

/* ── Links ────────────────────────────────────── */
#contenido a { color: #58a6ff; text-decoration: none; }
#contenido a:hover { text-decoration: underline; color: #79c0ff; }