.libri-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1.5rem;
}

.libro-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: 8px;
  padding: 0.5rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.libro-card:hover,
.libro-card:focus-visible {
  transform: translateY(-6px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.libro-cover {
  overflow: hidden;
  border-radius: 6px;
  aspect-ratio: 2/3;
}

.libro-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.libro-card:hover .libro-cover img {
  transform: scale(1.08);
}

.libro-card h3 {
  margin: 0.6rem 0 0.1rem;
  font-size: 1em;
  transition: color 0.2s ease;
}

.libro-card:hover h3 {
  color: #b1332e; /* adatta al colore del tuo tema */
}

.libro-card .autore {
  font-size: 0.85em;
  opacity: 0.75;
  margin: 0;
}

.libro-card .date {
  font-size: 0.8em;
  opacity: 0.6;
  margin: 0.3rem 0 0;
}