/**
 * BlueCart Modal Components - Modular CSS System
 * Modal and dialog components using new CSS custom properties
 */

/* ========================================
   MODAL BASE STYLES
   ======================================== */

/* Modal Overlay */
.modal-overlay,
.variation-modal, 
.product-modal, 
.loading-modal, 
.error-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bluecart-gradient-subtle);
  backdrop-filter: blur(10px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-slow);
  padding: var(--spacing-4);
}

.modal-overlay.active,
.variation-modal.active, 
.product-modal.active, 
.loading-modal.active, 
.error-modal.active {
  opacity: 1;
  visibility: visible;
}

/* Modal Content Container */
.modal-content {
  background: var(--bg-primary);
  border-radius: var(--border-radius-xl);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  padding: var(--spacing-10);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--slate-200);
  transform: scale(0.8) translateY(50px);
  transition: var(--transition-slow);
}

.modal-overlay.active .modal-content,
.variation-modal.active .modal-content,
.product-modal.active .modal-content,
.loading-modal.active .modal-content,
.error-modal.active .modal-content {
  transform: scale(1) translateY(0);
}

/* ========================================
   MODAL HEADER
   ======================================== */
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-6);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--slate-200);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--border-radius);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.modal-close:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.modal-close:focus {
  outline: 2px solid var(--bluecart-primary);
  outline-offset: 2px;
}

/* ========================================
   MODAL BODY
   ======================================== */
.modal-body {
  margin-bottom: var(--spacing-6);
}

.modal-text {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-4);
}

/* ========================================
   MODAL FOOTER
   ======================================== */
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-3);
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--slate-200);
}

.modal-btn {
  padding: var(--spacing-3) var(--spacing-6);
  border-radius: var(--border-radius);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
}

.modal-btn-primary {
  background: var(--bluecart-gradient);
  color: var(--text-light);
  border: none;
}

.modal-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.modal-btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--slate-200);
}

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

/* ========================================
   SPECIFIC MODAL TYPES
   ======================================== */

/* Product Modal */
.product-modal .modal-content {
  max-width: 800px;
}

.product-modal .product-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-6);
}

.product-modal .product-info {
  display: grid;
  gap: var(--spacing-4);
}

.product-modal .product-price {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--bluecart-primary);
}

.product-modal .product-description {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

/* Variation Modal */
.variation-modal .variation-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-3);
  margin: var(--spacing-4) 0;
}

.variation-option {
  padding: var(--spacing-3);
  border: 2px solid var(--slate-200);
  border-radius: var(--border-radius);
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  background: var(--bg-primary);
}

.variation-option:hover {
  border-color: var(--bluecart-primary);
  background: var(--bluecart-primary-light);
}

.variation-option.selected {
  border-color: var(--bluecart-primary);
  background: var(--bluecart-primary);
  color: var(--text-light);
}

/* Loading Modal */
.loading-modal .modal-content {
  text-align: center;
  padding: var(--spacing-12);
  max-width: 300px;
}

.loading-modal .spinner {
  margin-bottom: var(--spacing-6);
}

/* Error Modal */
.error-modal .modal-header {
  color: var(--bluecart-danger);
}

.error-modal .modal-icon {
  font-size: var(--font-size-4xl);
  color: var(--bluecart-danger);
  margin-bottom: var(--spacing-4);
}

/* ========================================
   QUICK VIEW MODAL
   ======================================== */
.quick-view-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-heavy);
  backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  padding: var(--spacing-4);
}

.quick-view-modal.active {
  opacity: 1;
  visibility: visible;
}

.quick-view-content {
  background: var(--bg-primary);
  border-radius: var(--border-radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.9) translateY(30px);
  transition: var(--transition-normal);
}

.quick-view-modal.active .quick-view-content {
  transform: scale(1) translateY(0);
}

.quick-view-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-8);
  padding: var(--spacing-8);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
  .modal-content {
    padding: var(--spacing-6);
    margin: var(--spacing-4);
    max-height: 85vh;
  }
  
  .modal-header {
    margin-bottom: var(--spacing-4);
  }
  
  .modal-footer {
    flex-direction: column;
    gap: var(--spacing-2);
  }
  
  .modal-btn {
    width: 100%;
    justify-content: center;
  }
  
  .quick-view-grid {
    grid-template-columns: 1fr;
    padding: var(--spacing-6);
  }
  
  .variation-options {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
}

@media (max-width: 480px) {
  .modal-content {
    padding: var(--spacing-4);
    margin: var(--spacing-2);
    border-radius: var(--border-radius-lg);
  }
  
  .modal-title {
    font-size: var(--font-size-lg);
  }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

/* Focus management */
.modal-content:focus {
  outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .modal-overlay,
  .modal-content,
  .quick-view-content {
    transition: none;
  }
  
  .modal-overlay.active .modal-content,
  .quick-view-modal.active .quick-view-content {
    transform: none;
  }
}

/* High contrast */
@media (prefers-contrast: high) {
  .modal-content {
  border: 2px solid var(--text-primary);
  }
  
  .modal-btn {
    border: 2px solid currentColor;
  }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.modal-open {
  overflow: hidden;
}

.modal-backdrop-blur {
  backdrop-filter: blur(12px);
}

.modal-no-scroll {
  overflow: hidden;
}

/* Animation delays */
.modal-content-delay {
  animation-delay: 0.1s;
}

.modal-fade-in {
  animation: modalFadeIn var(--transition-normal) ease-out;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ========================================
   NOTIFICATIONS COMPONENT
   ======================================== */

.notification {
  position: fixed;
  top: 80px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  background: var(--bluecart-gradient);
  color: var(--text-light);
  padding: var(--spacing-3) var(--spacing-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  z-index: var(--z-toast);
  animation: bc-fade-in-up 300ms var(--ease-out);
}

.notification + .notification { /* stack */
  margin-top: var(--spacing-3);
}

.notification-success { background: linear-gradient(135deg, var(--bluecart-success) 0%, var(--bluecart-primary) 100%); }
.notification-error { background: linear-gradient(135deg, var(--bluecart-danger) 0%, var(--bluecart-primary-dark) 100%); }
.notification-info { background: var(--bluecart-gradient-light); }
.notification-warning { background: linear-gradient(135deg, var(--bluecart-warning) 0%, var(--bluecart-primary) 100%); }

.notification-dismiss {
  appearance: none;
  background: rgba(255,255,255,0.15);
  border: none;
  color: var(--text-light);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.notification-dismiss:hover,
.notification-dismiss:focus-visible { 
  background: rgba(255,255,255,0.3); 
  outline: none; 
}

@keyframes bc-fade-in-up { 
  from { opacity:0; transform: translateY(8px); } 
  to { opacity:1; transform: translateY(0); } 
}

@keyframes bc-fade-out { 
  to { opacity:0; transform: translateY(-4px); } 
}

.notification-leaving { 
  animation: bc-fade-out 300ms var(--ease-in) forwards; 
}

/* ========================================
   QUICK VIEW MODAL COMPONENT
   ======================================== */

.quick-view-grid { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: var(--spacing-8); 
  padding: var(--spacing-8); 
}

.quick-view-media { 
  position: relative; 
}

.quick-view-image-wrapper { 
  position:relative; 
  aspect-ratio:1/1; 
  border-radius: var(--radius-xl); 
  overflow:hidden; 
  background: var(--slate-100); 
  display:flex; 
  align-items:center; 
  justify-content:center; 
}

.quick-view-image-wrapper img { 
  width:100%; 
  height:100%; 
  object-fit:cover; 
}

.quick-view-details { 
  display:flex; 
  flex-direction:column; 
  gap: var(--spacing-4); 
}

.quick-view-details h2 { 
  margin:0; 
  font-size: var(--font-size-2xl); 
  font-weight: var(--font-weight-bold); 
}

.qv-brand { 
  font-size: var(--font-size-sm); 
  color: var(--text-secondary); 
}

.qv-price { 
  font-size: var(--font-size-xl); 
  font-weight: var(--font-weight-bold); 
  color: var(--bluecart-primary); 
}

.qv-actions { 
  display:flex; 
  gap: var(--spacing-3); 
  margin-top:auto; 
}

.qv-add-btn { 
  flex:1; 
  padding: var(--spacing-3) var(--spacing-5); 
  border:none; 
  border-radius: var(--radius-lg); 
  background: var(--gradient-primary); 
  color: var(--text-light); 
  font-weight: var(--font-weight-medium); 
  cursor:pointer; 
  transition: filter var(--transition-fast); 
}

.qv-add-btn:hover, 
.qv-add-btn:focus-visible { 
  filter: brightness(1.05); 
  outline:none; 
}

.qv-close-btn { 
  padding: var(--spacing-3) var(--spacing-4); 
  border:1px solid var(--slate-300); 
  background: var(--bg-primary); 
  color: var(--text-primary); 
  border-radius: var(--radius-lg); 
  cursor:pointer; 
  transition: background var(--transition-fast), border-color var(--transition-fast); 
}

.qv-close-btn:hover, 
.qv-close-btn:focus-visible { 
  background: var(--bg-secondary); 
  border-color: var(--slate-400); 
  outline:none; 
}

/* ========================================
   QUICK VIEW & NOTIFICATION RESPONSIVE
   ======================================== */

@media (max-width: 768px) { 
  .quick-view-grid { 
    grid-template-columns:1fr; 
    padding: var(--spacing-6); 
  } 
  
  .notification {
    right: var(--spacing-4);
    left: var(--spacing-4);
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) { 
  .qv-add-btn, 
  .qv-close-btn { 
    transition:none; 
  }
  
  .notification { 
    animation: none; 
  }
  
  .notification-leaving { 
    animation: none; 
    opacity:0; 
  }
}