/* isticanje summary teksta i konture pri hoveru/fokusu */
details summary {
  cursor: pointer;
  user-select: none;
  transition: color 0.2s ease, outline 0.2s ease;
}

details summary:hover,
details summary:focus-visible {
  color: #0d6efd;
  outline: 2px solid #0d6efd;
  outline-offset: 4px;
}