.mosaic {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px var(--gutter);
  padding: 64px 0 88px;
}

@media (max-width: 1024px) {
  .mosaic { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .mosaic { grid-template-columns: 1fr; gap: 36px; }
}