.onyx {
  background: #171717;
  border: 1px solid #a78348;
}

.collection-art {
  display: grid;
  grid-template-columns: 1.12fr .62fr;
  align-items: end;
  gap: 18px;
}

.onyx-feature {
  margin: 0 0 -42px -54px;
  position: relative;
  z-index: 2;
  background: var(--paper);
  padding: 10px;
  border: 1px solid var(--gold);
  box-shadow: 0 16px 38px #263b3024;
}

.onyx-feature img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
}

.onyx-feature figcaption {
  padding: 9px 5px 2px;
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--olive);
}

@media (max-width: 760px) {
  .collection-art {
    grid-template-columns: 1fr .56fr;
    gap: 10px;
  }

  .onyx-feature {
    margin: 0 0 -24px -40px;
    padding: 7px;
  }

  .onyx-feature figcaption {
    font-size: 9px;
    letter-spacing: .06em;
  }
}