.main-content blockquote {
  border-left: 6px solid #dce6f0; /* color base */
  margin: 1em 0;
  border-radius: 8px;
  font-size: 0.95em;
  color: #334155;
  background: #f0f4ff;
  padding: 1rem 1rem;
}

/* Variantes según el primer emoji */
blockquote.alert-warning {
  border-color: #facc15;
  background: #fef9c3;
}

blockquote.alert-success {
  border-color: #22c55e;
  background: #dcfce7;
}

blockquote.alert-info {
  border-color: #0ea5e9;
  background: #e0f2fe;
}

blockquote.alert-error {
  background: #f8d7da;
  color: #721c24;
  border-color: #f5c6cb;
}