.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-top: 1rem;
  }
  
  .book-card {
    background-color: var(--entry);
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.2s;
  }
  
  .book-card:hover {
    transform: translateY(-4px);
  }
  
  .book-cover {
    width: 100%;
    height: auto;
    max-width: 160px;
    margin: 0 auto 1rem;
    display: block;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  }
  
  .book-title {
    font-size: 1rem;
    font-weight: 600;
    margin-top: 0.5rem;
  }
  
  .book-author, .book-date {
    font-size: 0.85rem;
    color: var(--secondary);
    margin-top: 0.25rem;
  }