/* Intestazione: logo e tre comandi sempre entro la larghezza dello schermo. */
@media (max-width: 639px) {
  .desktop-content { min-width: 0; width: 100%; max-width: 100vw; }
  .desktop-content > header {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    gap: 6px;
    padding: 8px 12px;
  }
  .desktop-content > header > div:first-child {
    width: clamp(104px, 31vw, 136px);
    height: 64px;
    flex: 0 0 clamp(104px, 31vw, 136px);
  }
  .desktop-content > header > div:first-child img { transform: scale(1.35); }
  .desktop-content > header > div:nth-child(2) { min-width: 0; gap: 6px; }
  .desktop-content > header > div:nth-child(2) > button[aria-label="Esci"],
  .desktop-content > header > div:nth-child(2) > div.relative > button,
  .desktop-content > header > div:nth-child(2) > button[data-slot="dialog-trigger"] {
    box-sizing: border-box;
    width: 40px;
    height: 40px;
    min-width: 40px;
    padding: 0;
  }
  .desktop-content > header > div:nth-child(2) > button[data-slot="dialog-trigger"] > span { display: none; }
}