/**
 * Shop Page Stylesheet
 * BookPulseZone E-commerce Platform
 */

/* Hero Section */
.shop-hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

section {
  padding: var(--space-16) 0;
}

.shop-hero__image-container {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.shop-hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shop-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(26, 43, 60, 0.5),
    rgba(26, 43, 60, 0.65)
  );
}

.shop-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-background);
  max-width: 900px;
  padding: var(--space-8);
}

.shop-hero__title {
  font-size: var(--text-5xl);
  font-family: var(--font-serif);
  color: var(--color-background);
  margin-bottom: var(--space-6);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  font-weight: 700;
}

.shop-hero__subtitle {
  font-size: var(--text-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
  opacity: 0.95;
  max-width: 70ch;
  margin-left: auto;
  margin-right: auto;
}

.shop-hero__search {
  margin-top: var(--space-8);
}

.search-form {
  display: flex;
  gap: var(--space-2);
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-surface);
  padding: var(--space-2);
  border-radius: var(--radius-lg);
}

.search-form__input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-secondary-light);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
}

.search-form__input::placeholder {
  color: var(--color-text-muted);
}

.search-form__button {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
}

/* Featured Collections */
.section--featured-collections {
  background-color: var(--color-surface);
}

.featured-collections__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .featured-collections__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .featured-collections__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.collection-card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.collection-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.collection-card__image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.collection-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.collection-card:hover .collection-card__image img {
  transform: scale(1.05);
}

.collection-card__content {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.collection-card__title {
  font-size: var(--text-xl);
  font-family: var(--font-serif);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  font-weight: 700;
}

.collection-card__description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
  flex: 1;
}

/* Category Browse */
.section--categories {
  background: linear-gradient(
    135deg,
    rgba(242, 239, 234, 0.5),
    rgba(196, 181, 160, 0.05)
  );
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .categories-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

.category-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-secondary-light);
  text-align: center;
  transition: all var(--transition-base);
  color: inherit;
  cursor: pointer;
}

.category-badge:hover {
  border-color: var(--color-secondary);
  background-color: var(--color-background);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.category-badge__icon {
  font-size: var(--text-3xl);
}

.category-badge__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

/* Trending Books */
.section--trending {
  background-color: var(--color-surface);
}

.trending-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .trending-showcase {
    grid-template-columns: 1fr 2fr;
  }
}

.trending-showcase__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.trending-showcase__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .trending-showcase__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.book-item {
  background: var(--color-background);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  text-align: center;
}

.book-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.book-item__cover {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-book);
}

.book-item__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.book-item__author {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.book-item__price {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
}

/* Author Spotlight */
.section--author-spotlight {
  background: linear-gradient(
    135deg,
    rgba(242, 239, 234, 0.5),
    rgba(196, 181, 160, 0.1)
  );
}

.author-spotlight-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .author-spotlight-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.author-spotlight__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.author-spotlight__content {
  padding-top: var(--space-4);
}

.author-spotlight__quote {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin: var(--space-6) 0;
  padding: var(--space-6) 0;
  border-top: 2px solid var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
  font-style: italic;
  line-height: var(--line-height-relaxed);
}

.author-spotlight__quote p {
  margin-bottom: var(--space-3);
}

.author-spotlight__quote cite {
  display: block;
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* Recommendations */
.section--recommendations {
  background-color: var(--color-surface);
}

.recommendations-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 1024px) {
  .recommendations-showcase {
    grid-template-columns: 1fr 1fr;
  }
}

.recommendations__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.recommendations__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.recommendation-item {
  padding: var(--space-6);
  background: var(--color-background);
  border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-md);
}

.recommendation-item__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.recommendation-item__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* Special Offers */
.section--special-offers {
  background: linear-gradient(
    135deg,
    rgba(45, 90, 74, 0.05),
    rgba(196, 181, 160, 0.1)
  );
}

.offers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .offers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.offer-card {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.offer-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.offer-card--featured {
  grid-column: 1 / -1;
}

@media (min-width: 768px) {
  .offer-card--featured {
    grid-column: 1;
  }
}

.offer-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 10;
  background: var(--color-secondary);
  color: var(--color-surface);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
}

.offer-card__image {
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.offer-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.offer-card:hover .offer-card__image img {
  transform: scale(1.05);
}

.offer-card__content {
  padding: var(--space-8);
}

.offer-card__title {
  font-size: var(--text-xl);
  font-family: var(--font-serif);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  font-weight: 700;
}

.offer-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

/* CTA Section */
.section--cta {
  background-color: var(--color-primary);
  color: var(--color-background);
}

.shop-cta {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.shop-cta__title {
  font-size: var(--text-3xl);
  font-family: var(--font-serif);
  color: var(--color-background);
  margin-bottom: var(--space-4);
  font-weight: 700;
}

.shop-cta__text {
  font-size: var(--text-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
  opacity: 0.95;
}

.newsletter-form {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

@media (max-width: 640px) {
  .newsletter-form {
    flex-direction: column;
  }
}

.newsletter-form__input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
}

.newsletter-form__input::placeholder {
  color: var(--color-text-muted);
}

.newsletter-form__button {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  white-space: nowrap;
}

.shop-cta__note {
  font-size: var(--text-sm);
  opacity: 0.85;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-background);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-surface);
}

.btn-secondary:hover {
  background: var(--color-secondary-light);
  color: var(--color-primary);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-ghost:hover {
  background: var(--color-primary);
  color: var(--color-background);
}

.btn--small {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* Responsive */
@media (max-width: 768px) {
  .shop-hero__title {
    font-size: var(--text-3xl);
  }

  .shop-hero__subtitle {
    font-size: var(--text-base);
  }

  .section__title {
    font-size: var(--text-2xl);
  }

  .section {
    padding: var(--space-12) 0;
  }
}