/* Norman Theme - Flip Animation Styles */

/* Flip Container */
.flip-container {
  position: relative;
  width: 100%;
  height: 100%;
  perspective: 1000px;
  transform-style: preserve-3d;
}

/* Flip Faces */
.flip-front,
.flip-back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  transition: transform 0.52s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.flip-front {
  transform: rotateY(0deg);
  z-index: 2;
}

.flip-back {
  transform: rotateY(180deg);
  z-index: 1;
}

/* Flipped State */
.flip-container.flipped .flip-front {
  transform: rotateY(-180deg);
}

.flip-container.flipped .flip-back {
  transform: rotateY(0deg);
}

/* Flip Back Specific Styles */
.flip-back .ps-head {
  background: rgba(242, 234, 217, 0.02);
}

.flip-back .ps-body {
  background: rgba(242, 234, 217, 0.01);
}

/* Works Category List in Flip Back */
.works-list {
  display: grid;
  gap: 16px;
}

.works-list-item {
  background: rgba(242, 234, 217, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.works-list-item:hover {
  background: rgba(242, 234, 217, 0.1);
  transform: translateY(-2px);
}

.works-list-title {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 18px;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 8px;
}

.works-list-excerpt {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 8px;
}

.works-list-meta {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 11px;
  color: var(--text-tertiary);
}

/* Book Detail in Flip Back */
.book-detail {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.book-detail-header {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.book-detail-cover {
  width: 120px;
  height: 180px;
  background: var(--bg-primary);
  border-radius: 4px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  font-size: 12px;
  text-align: center;
}

.book-detail-info {
  flex: 1;
}

.book-detail-title {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 24px;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 8px;
}

.book-detail-meta {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.book-detail-description {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.book-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.book-retailer-link {
  background: var(--accent-primary);
  color: white;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.book-retailer-link:hover {
  background: var(--accent-warm);
  transform: translateY(-2px);
}

/* Subscribe Form in Flip Back */
.subscribe-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.subscribe-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 24px;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 1.3;
}

.subscribe-description {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Flip Animation Performance */
.flip-container {
  will-change: transform;
}

.flip-front,
.flip-back {
  will-change: transform;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .flip-front,
  .flip-back {
    transition: none;
  }
  
  .flip-container.flipped .flip-front {
    transform: rotateY(-180deg);
  }
  
  .flip-container.flipped .flip-back {
    transform: rotateY(0deg);
  }
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .book-detail-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .book-detail-cover {
    width: 100px;
    height: 150px;
  }
  
  .book-detail-title {
    font-size: 20px;
  }
  
  .subscribe-headline {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .works-list-item {
    padding: 16px;
  }
  
  .book-detail-cover {
    width: 80px;
    height: 120px;
  }
  
  .book-detail-title {
    font-size: 18px;
  }
  
  .subscribe-headline {
    font-size: 18px;
  }
  
  .book-detail-actions {
    justify-content: center;
  }
}