.book-cover {
  aspect-ratio: 2 / 3;
  background: linear-gradient(160deg, #1f1a14 0%, var(--black-elevated) 50%, var(--black) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.book-cover__link {
  display: block;
  text-decoration: none;
}

.book-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-cover__fallback {
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--gold);
  opacity: 0.35;
}

.book-cover--card {
  max-height: 320px;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.2s ease;
}

.book-card:hover .book-cover--card {
  border-color: var(--gold-muted);
}

.book-cover--detail {
  max-height: 420px;
  border-bottom: 1px solid var(--border);
}

.book-cover--home {
  max-height: 280px;
  border-bottom: 1px solid var(--border);
}

.book-cover--home .book-cover__fallback {
  font-size: 4rem;
  color: var(--gold-muted);
  opacity: 0.5;
}

@media (min-width: 768px) {
  .home-book .book-cover--home {
    max-height: none;
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}

@media (min-width: 1100px) {
  .book-card .book-cover--card {
    max-height: none;
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}

@media (min-width: 768px) {
  .book-detail__layout .book-cover--detail {
    max-height: none;
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}