/* ==============================================
   ESTILOS ADICIONALES PARA MODAL DE PRODUCTO
   Modal mejorado con carrusel de imágenes
   ============================================== */

/* ============================================== 
   PRODUCT MODAL CON CARRUSEL 
   ============================================== */

.product-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.product-modal {
  background-color: white;
  border-radius: var(--radius-2xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-3xl);
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 40px;
  height: 40px;
  border: none;
  background-color: white;
  border-radius: var(--radius-full);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-700);
}

.modal-close:hover {
  background-color: var(--error);
  color: white;
  transform: rotate(90deg);
}

.modal-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl);
}

/* ============================================== 
   SECCIÓN DE IMÁGENES CON CARRUSEL
   ============================================== */

.modal-image-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.modal-main-image {
  position: relative;
  width: 100%;
  padding-top: 100%; /* Aspecto 1:1 */
  background-color: var(--gray-100);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.modal-main-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s ease;
}

/* Botones del carrusel en el modal */
.modal-carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.95);
  border: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
  box-shadow: var(--shadow-lg);
}

.modal-carousel-btn:hover {
  background: white;
  transform: translateY(-50%) scale(1.1);
  box-shadow: var(--shadow-xl);
}

.modal-carousel-btn.prev {
  left: 16px;
}

.modal-carousel-btn.next {
  right: 16px;
}

.modal-carousel-btn svg {
  width: 24px;
  height: 24px;
  color: var(--gray-700);
}

/* Miniaturas */
.modal-thumbnails {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.modal-thumbnails .thumbnail {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  cursor: pointer;
  border: 3px solid transparent;
  transition: all var(--transition-fast);
  opacity: 0.6;
}

.modal-thumbnails .thumbnail:hover {
  opacity: 1;
  border-color: var(--primary-200);
  transform: scale(1.05);
}

.modal-thumbnails .thumbnail.active {
  opacity: 1;
  border-color: var(--primary-600);
  box-shadow: var(--shadow-md);
}

/* ============================================== 
   INFORMACIÓN DEL PRODUCTO EN MODAL
   ============================================== */

.modal-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.modal-title {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.3;
}

.modal-price {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--primary-800);
}

.modal-description {
  font-size: var(--font-size-base);
  color: var(--gray-700);
  line-height: 1.7;
}

.product-details-list {
  background-color: var(--gray-50);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-md);
}

.product-details-list h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--gray-900);
}

.product-details-list ul {
  list-style: none;
}

.product-details-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
}

.product-details-list li:last-child {
  border-bottom: none;
}

.product-details-list strong {
  color: var(--gray-900);
  font-weight: 600;
}

.modal-actions {
  margin-top: var(--spacing-lg);
}

.btn-add-to-cart-large {
  width: 100%;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-800) 0%, var(--primary-600) 100%);
  color: white;
  border: none;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-lg);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
}

.btn-add-to-cart-large:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-add-to-cart-large:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ============================================== 
   OCULTAR SPINNER DE CARGA MOLESTO
   ============================================== */

#loading-spinner {
  display: none !important;
}

/* ============================================== 
   RESPONSIVE PARA MODAL
   ============================================== */

@media (max-width: 1024px) {
  .modal-content {
    grid-template-columns: 1fr;
  }
  
  .modal-main-image {
    padding-top: 75%; /* Aspecto más ancho en tablets */
  }
}

@media (max-width: 768px) {
  .product-modal {
    max-width: 100%;
    margin: 0;
    border-radius: var(--radius-xl);
  }
  
  .modal-content {
    padding: var(--spacing-lg);
    gap: var(--spacing-lg);
  }
  
  .modal-carousel-btn {
    width: 40px;
    height: 40px;
  }
  
  .modal-carousel-btn.prev {
    left: 8px;
  }
  
  .modal-carousel-btn.next {
    right: 8px;
  }
  
  .modal-thumbnails {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xs);
  }
}

@media (max-width: 480px) {
  .modal-content {
    padding: var(--spacing-md);
  }
  
  .modal-title {
    font-size: var(--font-size-2xl);
  }
  
  .modal-price {
    font-size: var(--font-size-3xl);
  }
  
  .modal-close {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xl);
  }
}