/* ===== Books Page Styles ===== */

/* Hero adjustment for subpage */
.books-hero {
  min-height: auto;
  padding-top: calc(var(--header-height) + var(--spacing-lg));
  padding-bottom: var(--spacing-md);
}

.breadcrumb {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  transition: color var(--transition);
}

.breadcrumb:hover {
  color: var(--color-accent);
}

/* Filter tabs */
.books-filter {
  padding: 0 0 var(--spacing-md);
  position: sticky;
  top: var(--header-height);
  background: var(--color-bg);
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
}

.filter-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: var(--spacing-sm) 0;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-tab {
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1.2rem;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
}

.filter-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-tab.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* Books section */
.books-section {
  padding: var(--spacing-lg) 0;
}

.books-category {
  margin-bottom: var(--spacing-xl);
}

.books-category h2 {
  margin-bottom: var(--spacing-xs);
}

.category-description {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
}

/* Books grid */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* Book card */
.book-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: default;
}

.book-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px var(--color-card-shadow);
  border-color: transparent;
}

.book-card.hidden {
  display: none;
}

/* Book cover */
.book-cover {
  height: 220px;
  background: linear-gradient(135deg, #F3F4F6, #E5E7EB);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--spacing-sm);
}

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

/* Book info */
.book-info {
  padding: var(--spacing-sm);
}

.book-info h3 {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 0.25rem;
}

.book-description {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.book-price {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* CTA section */
.books-cta {
  background: var(--color-bg-alt);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.books-cta h2 {
  margin-bottom: var(--spacing-xs);
}

.books-cta p {
  margin: 0 auto var(--spacing-md);
  max-width: 520px;
}

/* Responsive */
@media (max-width: 768px) {
  .books-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .books-grid {
    grid-template-columns: 1fr;
  }

  .filter-tabs {
    gap: 0.35rem;
  }

  .filter-tab {
    font-size: 0.8rem;
    padding: 0.4rem 0.9rem;
  }
}