@media (max-width: 950px) {
  .grille-3colonne {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .grille-3colonne,
  .grille-2colonne {
    grid-template-columns: 1fr;
    gap: var(--space-16);
  }
  .card {
    padding: 12px;
    min-width: 0;
  }
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  .projet-image,
  .projet-video {
    height: 140px;
  }
  .footer-maps {
    flex-direction: column;
    gap: 24px;
    align-items: center;
  }
  .footer-map-block iframe {
    width: 90vw;
    min-width: 220px;
    height: 140px;
  }
}