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

.books-section {
  padding: var(--space-xl) var(--space-md);
}

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

.books-category-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.books-subcategory {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-bg-secondary);
  border-radius: 16px;
}

.books-subcategory-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.books-subcategory-description {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

/* Featured Showcase */
.book-showcase {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-lg);
  background: var(--color-bg-tertiary);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-lg);
}

.book-showcase-cover {
  background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  min-height: 400px;
}

.book-showcase-image {
  max-height: 400px;
  width: auto;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.book-showcase-content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.book-showcase-badge {
  display: inline-block;
  background: var(--color-accent);
  color: #000;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  margin-bottom: var(--space-sm);
  width: fit-content;
}

.book-showcase-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.book-showcase-author {
  font-size: 1rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.book-showcase-description {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.book-showcase-features {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.book-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.book-showcase-meta {
  margin-bottom: var(--space-sm);
}

.book-showcase-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
}

.book-showcase-actions {
  display: flex;
  gap: var(--space-sm);
}

/* Books List */
.books-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.book-list-item {
  display: flex;
  gap: var(--space-sm);
  background: var(--color-bg-tertiary);
  padding: var(--space-sm);
  border-radius: 12px;
  transition: transform var(--duration-fast);
}

.book-list-item:hover {
  transform: translateY(-4px);
}

.book-list-cover {
  flex-shrink: 0;
  width: 80px;
  height: 110px;
  background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
  border-radius: 4px;
  overflow: hidden;
}

.book-list-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.book-list-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.book-list-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.book-list-details {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.book-list-price {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: auto;
  margin-bottom: 0.5rem;
}

/* In Production / Upcoming */
.books-upcoming {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-md);
}

.book-upcoming {
  display: flex;
  gap: var(--space-md);
  background: var(--color-bg-tertiary);
  padding: var(--space-md);
  border-radius: 16px;
  border: 2px dashed var(--color-border);
}

.book-upcoming-visual {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.book-upcoming-cover-placeholder {
  width: 120px;
  height: 150px;
  background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

.book-upcoming-initial {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.3;
}

.book-upcoming-name {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 0 var(--space-xs);
}

/* Progress Ring */
.progress-ring {
  position: relative;
  width: 50px;
  height: 50px;
}

.progress-ring svg {
  transform: rotate(-90deg);
}

.progress-ring-bg {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 6;
}

.progress-ring-fill {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease;
}

.progress-ring-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text);
}

.book-upcoming-content {
  flex: 1;
}

.book-upcoming-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.book-upcoming-author {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.book-upcoming-description {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.book-upcoming-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.status-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 1rem;
}

.status-badge--progress {
  background: rgba(139, 115, 85, 0.15);
  color: #8B7355;
}

.status-estimate {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Roadmap */
.books-planned-intro {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.books-roadmap {
  max-width: 700px;
}

.roadmap-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.roadmap-item:last-child {
  border-bottom: none;
}

.roadmap-marker {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-top: 0.5rem;
}

.roadmap-marker--planned {
  background: var(--color-text-muted);
}

.roadmap-content {
  flex: 1;
}

.roadmap-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.roadmap-author {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.25rem;
}

.roadmap-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* CTA Section */
.books-cta {
  padding: var(--space-xl) var(--space-md);
}

.books-cta-content {
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.books-cta-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.books-cta-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.books-cta-form {
  display: flex;
  gap: var(--space-xs);
}

.books-cta-input {
  flex: 1;
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 2rem;
  background: var(--color-bg-tertiary);
  color: var(--color-text);
  font-size: 0.95rem;
}

.books-cta-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ============================================
   COMMENTARY SERIES
   ============================================ */
.commentary-series-intro {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 800px;
  margin-bottom: var(--space-lg);
}

.commentary-testament-heading {
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  margin-top: var(--space-lg);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.commentary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-md);
}

.commentary-card {
  background: var(--color-bg-tertiary);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-normal), box-shadow var(--duration-normal);
}

.commentary-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.commentary-card-covers {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
  align-items: flex-end;
}

.commentary-cover-main {
  position: relative;
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.commentary-cover-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.commentary-tier-stripe {
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  border-radius: 4px 0 0 4px;
}

.commentary-cover-guide {
  position: relative;
  flex: 0 0 30%;
  opacity: 0.85;
  transition: opacity var(--duration-fast);
  padding-bottom: 16px;
}

.commentary-card:hover .commentary-cover-guide {
  opacity: 1;
}

.commentary-guide-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.commentary-guide-badge {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  background: #2d8a4e;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 1rem;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  z-index: 2;
}

.commentary-card-content {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.commentary-tier-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.commentary-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

.commentary-card-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.commentary-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.commentary-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.commentary-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.commentary-format {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg-secondary);
  padding: 0.2rem 0.6rem;
  border-radius: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .book-showcase {
    grid-template-columns: 1fr;
  }
  
  .book-showcase-content {
    padding: var(--space-md);
  }
  
  .books-cta-form {
    flex-direction: column;
  }
  
  .book-upcoming {
    flex-direction: column;
  }
  
  .book-upcoming-visual {
    flex-direction: row;
    align-items: center;
  }

  .commentary-grid {
    grid-template-columns: 1fr;
  }

  .commentary-card-covers {
    padding: var(--space-sm);
  }
}