/* ===== BOOKS PAGE ===== */

.books-section {
  padding: 0;
  background: transparent;
}

.books-header {
  margin-bottom: 56px;
}

.books-grid {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.book-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
  padding: 40px;
  border: 1px solid var(--slate-border);
  transition: box-shadow var(--transition);
}

.book-item:hover {
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
}

.book-item-cover {
  width: 100%;
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.1);
}

.book-item-cover img {
  width: 100%;
  height: auto;
  display: block;
}

.book-item-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.book-item-badge {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.book-item-title {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0;
  color: var(--dark);
}

.book-item-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 4px 0 16px;
}

.book-item-desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 20px;
  max-width: 560px;
}

.book-item-themes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.book-theme-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 6px 12px;
  border: 1px solid var(--slate-border);
  border-radius: 2px;
}

.book-item-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dark) !important;
  border-bottom: 2px solid var(--dark);
  padding-bottom: 2px;
  width: fit-content;
  transition: color var(--transition), border-color var(--transition);
}

.book-item-link:hover {
  color: var(--accent) !important;
  border-color: var(--accent);
}

/* Book metadata panel */

.book-meta-panel {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0;
  margin-top: 28px;
  border: 1px solid var(--slate-border);
}

.book-meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--slate-border);
  border-right: 1px solid var(--slate-border);
  text-align: center;
}

.book-meta-icon {
  color: var(--text-soft);
  font-size: 1.2rem;
  margin: 6px 0;
  text-align: center;
}

.book-meta-item:last-child {
  border-right: none;
}

.book-meta-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.book-meta-value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
}

/* ===== DARK MODE ===== */

[data-theme="dark"] .book-item {
  border-color: #334155;
}

[data-theme="dark"] .book-item-title {
  color: #F1F5F9;
}

[data-theme="dark"] .book-item-desc {
  color: #CBD5E1;
}

[data-theme="dark"] .book-item-link {
  color: #F1F5F9 !important;
  border-bottom-color: #F1F5F9;
}

[data-theme="dark"] .book-theme-tag {
  border-color: #334155;
  color: #94A3B8;
}

/* ===== RESPONSIVE ===== */

@media screen and (max-width: 600px) {
  .books-section {
    padding: 48px 20px 64px;
  }

  .book-item {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
  }

  .book-item-cover {
    max-width: 180px;
  }
}