body.loading-preorder::after {
  content: "Création de votre précommande...";
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.9);
  padding: 1rem 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  font-weight: 600;
  z-index: 9999;
}

body.loading-preorder-edit::after {
  content: "Modification en cours...";
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.9);
  padding: 1rem 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  font-weight: 600;
  z-index: 9999;
}