/* ============================================
   ECOMMERCE MODERN - MOBILE FIRST DESIGN
   Design minimalista, animazioni fluide, UX incredibile
   ============================================ */

:root {
  /* Colori principali - Tema Verde */
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --secondary: #64748b;
  --accent: #10b981;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  
  /* Neutri */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ============================================
   RESET & BASE
   ============================================ */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--gray-50);
  color: var(--gray-900);
  line-height: 1.6;
}

/* ============================================
   NAVBAR MODERNA
   ============================================ */

.navbar-ecommerce {
  background: white;
  padding: var(--spacing-sm) var(--spacing-md);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  border-bottom: 1px solid var(--gray-200);
}

.navbar-ecommerce .navbar-brand {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.navbar-ecommerce .navbar-brand:hover {
  color: var(--primary);
}

.navbar-ecommerce .navbar-brand i {
  font-size: 1rem;
}

.navbar-ecommerce .nav-link {
  color: var(--gray-600);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 400;
  font-size: 0.875rem;
}

.navbar-ecommerce .nav-link:hover,
.navbar-ecommerce .nav-link.active {
  color: var(--gray-900);
}

.navbar-ecommerce .nav-link i {
  font-size: 0.875rem;
}

.cart-badge {
  background: var(--gray-900);
  color: white;
  border-radius: var(--radius-full);
  padding: 0.125rem 0.375rem;
  font-size: 0.625rem;
  font-weight: 500;
  margin-left: var(--spacing-xs);
  line-height: 1.2;
}

/* ============================================
   HEADER HERO
   ============================================ */

.ecommerce-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: var(--spacing-2xl) var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.ecommerce-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><path d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/></g></g></svg>');
  opacity: 0.1;
}

.ecommerce-header h1 {
  margin: 0;
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 1;
}

.ecommerce-header .lead {
  font-size: clamp(1rem, 2vw, 1.25rem);
  opacity: 0.95;
  margin-top: var(--spacing-md);
  position: relative;
  z-index: 1;
}

/* ============================================
   CONTAINER
   ============================================ */

.ecommerce-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ============================================
   PRODUCT CARDS - MODERNE
   ============================================ */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}

.product-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid var(--gray-200);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-card-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  background: var(--gray-100);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wishlist-btn {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: none;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 10;
  box-shadow: var(--shadow-sm);
  color: var(--gray-400);
}

.wishlist-btn:hover {
  background: white;
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.wishlist-btn.active {
  color: var(--danger);
  background: rgba(255, 255, 255, 0.95);
}

.wishlist-btn.active i {
  animation: heartBeat 0.5s ease-out;
}

@keyframes heartBeat {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.2); }
  50% { transform: scale(1.1); }
  75% { transform: scale(1.15); }
}

.product-card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card-img-wrapper img {
  transform: scale(1.05);
}

.product-card-badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: var(--accent);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.product-card-body {
  padding: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-card-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-900);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8rem;
}

.product-card-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin: auto 0 var(--spacing-sm) 0;
}

.product-card-price::after {
  content: ' IVA incl.';
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-left: var(--spacing-xs);
  font-weight: 400;
}

.product-card-price-old {
  font-size: 0.875rem;
  color: var(--gray-400);
  text-decoration: line-through;
  margin-left: var(--spacing-xs);
}

.product-card-availability {
  font-size: 0.75rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.product-card-availability.in-stock {
  color: var(--success);
}

.product-card-availability.out-of-stock {
  color: var(--danger);
}

.product-card-footer {
  margin-top: auto;
}

.btn-add-to-cart {
  width: 100%;
  background: var(--primary);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  position: relative;
  overflow: hidden;
}

.btn-add-to-cart::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-add-to-cart:active::before {
  width: 300px;
  height: 300px;
}

.btn-add-to-cart:hover:not(:disabled) {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-add-to-cart:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
  opacity: 0.6;
}

.btn-add-to-cart:disabled:hover {
  transform: none;
}

/* ============================================
   FILTRI E RICERCA MODERNI
   ============================================ */

.search-filters {
  background: white;
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--gray-200);
}

.search-input-wrapper {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: all var(--transition-fast);
  background: var(--gray-50);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  background: white;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-input-wrapper::before {
  content: '🔍';
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  pointer-events: none;
}

.filters-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

@media (min-width: 640px) {
  .filters-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .filters-row {
    grid-template-columns: repeat(4, 1fr);
  }
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.filter-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
}

.filter-select,
.filter-input {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  background: white;
}

.filter-select:focus,
.filter-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-filter {
  background: var(--primary);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.btn-filter:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ============================================
   CARRELLO MODERNO
   ============================================ */

.cart-item {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  display: flex;
  gap: var(--spacing-md);
  animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.cart-item-img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.cart-item-content {
  flex-grow: 1;
  min-width: 0;
}

.cart-item-title {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
}

.cart-item-price {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.125rem;
}

.quantity-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.btn-quantity {
  width: 32px;
  height: 32px;
  border: 2px solid var(--gray-200);
  background: white;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-weight: 600;
}

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

.quantity-input {
  width: 60px;
  text-align: center;
  padding: var(--spacing-xs);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.cart-summary {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
  position: sticky;
  top: calc(var(--z-sticky) + var(--spacing-md));
}

.cart-summary h3 {
  margin: 0 0 var(--spacing-lg) 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.875rem;
}

.cart-summary-row.total {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-lg);
}

.btn-checkout {
  width: 100%;
  background: var(--success);
  color: white;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.btn-checkout:hover:not(:disabled) {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-checkout:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
  opacity: 0.6;
}

/* ============================================
   LOADING & EMPTY STATES
   ============================================ */

.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
  flex-direction: column;
  gap: var(--spacing-md);
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-md);
  color: var(--gray-500);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   PAGINAZIONE MODERNA
   ============================================ */

.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
}

.page-link {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--gray-200);
  background: white;
  color: var(--gray-700);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-fast);
  min-width: 40px;
  text-align: center;
}

.page-link:hover:not(.disabled) {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.page-link.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.page-link.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================
   ALERT MODERNI
   ============================================ */

.alert-ecommerce {
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: slideDown 0.3s ease-out;
  border-left: 4px solid;
}

@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.alert-success {
  background: #d1fae5;
  color: #065f46;
  border-color: var(--success);
}

.alert-danger {
  background: #fee2e2;
  color: #991b1b;
  border-color: var(--danger);
}

.alert-warning {
  background: #fef3c7;
  color: #92400e;
  border-color: var(--warning);
}

.alert-info {
  background: #dbeafe;
  color: #1e40af;
  border-color: var(--primary);
}

/* ============================================
   MODAL MODERNO
   ============================================ */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  animation: fadeIn 0.2s ease-out;
}

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

.modal-content {
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: var(--z-modal);
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    transform: translate(-50%, -40%);
    opacity: 0;
  }
  to {
    transform: translate(-50%, -50%);
    opacity: 1;
  }
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 640px) {
  .ecommerce-container {
    padding: 0 var(--spacing-sm);
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  
  .product-card-body {
    padding: var(--spacing-sm);
  }
  
  .product-card-title {
    font-size: 0.75rem;
    min-height: 2.4rem;
  }
  
  .product-card-price {
    font-size: 1rem;
  }
  
  .cart-item {
    flex-direction: column;
  }
  
  .cart-item-img {
    width: 100%;
    height: 200px;
  }
  
  .cart-summary {
    position: relative;
    top: 0;
  }
}

/* ============================================
   ANIMAZIONI AGGIUNTIVE
   ============================================ */

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

.fade-in-up {
  animation: fadeInUp 0.5s ease-out;
}

/* Focus visible per accessibilità */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ============================================
   MOBILE MENU
   ============================================ */

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.125rem;
  color: var(--gray-600);
  cursor: pointer;
  padding: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.mobile-menu-toggle:hover {
  color: var(--gray-900);
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }
  
  .navbar-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--gray-200);
    padding: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: var(--z-dropdown);
  }
  
  .navbar-nav.active {
    display: flex;
    animation: slideDown 0.3s ease-out;
  }
  
  .navbar-nav .nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: var(--spacing-md);
  }
}

/* ============================================
   SKELETON LOADING
   ============================================ */

.skeleton {
  background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-card {
  height: 300px;
}

.skeleton-title {
  height: 20px;
  width: 80%;
  margin-bottom: var(--spacing-sm);
}

.skeleton-price {
  height: 24px;
  width: 60%;
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

/* GPU acceleration per animazioni */
.product-card,
.btn-add-to-cart,
.cart-item {
  will-change: transform;
  transform: translateZ(0);
}

/* ============================================
   TOUCH OPTIMIZATIONS
   ============================================ */

@media (hover: none) and (pointer: coarse) {
  /* Mobile touch optimizations */
  .btn-add-to-cart,
  .btn-filter,
  .btn-checkout {
    min-height: 44px; /* Apple HIG minimum touch target */
  }
  
  .product-card {
    -webkit-tap-highlight-color: transparent;
  }
}

/* ============================================
   SEARCHBAR FIXED
   ============================================ */

.searchbar-fixed {
  display: flex;
  align-items: center;
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex: 1;
  max-width: 500px;
  margin: 0 var(--spacing-md);
}

.search-input-fixed {
  flex: 1;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: none;
  outline: none;
  font-size: 0.875rem;
  background: transparent;
  color: var(--gray-900);
}

.search-input-fixed::placeholder {
  color: var(--gray-400);
}

.btn-search-fixed {
  background: transparent;
  color: var(--gray-600);
  border: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-search-fixed:hover {
  color: var(--gray-900);
}

/* Mobile Bottom Navbar - Nascondi su desktop */
.mobile-bottom-navbar {
  display: none;
}

@media (max-width: 768px) {
  /* Searchbar Mobile - Sottile e Minimalista */
  .search-filters {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }
  
  .search-input-wrapper {
    margin-bottom: 0;
  }
  
  .search-input {
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 2.5rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    height: 40px;
    background: var(--gray-50);
  }
  
  .search-input:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.1);
  }
  
  .search-input-wrapper::before {
    left: var(--spacing-sm);
    font-size: 0.875rem;
  }
  
  /* Nascondi filtri avanzati su mobile */
  .filters-row {
    display: none;
  }
  
  .searchbar-fixed {
    display: none;
  }
  
  /* Mobile Bottom Navbar - Ultra Moderna */
  .mobile-bottom-navbar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-xs);
    z-index: var(--z-fixed);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-base);
  }
  
  .mobile-bottom-navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
    opacity: 0.3;
  }
  
  .mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.625rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    flex: 1;
    min-width: 0;
    border-radius: var(--radius-md);
    -webkit-tap-highlight-color: transparent;
  }
  
  .mobile-nav-item i {
    font-size: 1.25rem;
    transition: all var(--transition-fast);
    position: relative;
  }
  
  .mobile-nav-item span:not(.mobile-nav-badge) {
    font-size: 0.625rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
  }
  
  .mobile-nav-item.active {
    color: var(--primary);
  }
  
  .mobile-nav-item.active i {
    transform: scale(1.1);
    color: var(--primary);
  }
  
  .mobile-nav-item.active::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 3px;
    background: var(--primary);
    border-radius: 0 0 var(--radius-full) var(--radius-full);
  }
  
  .mobile-nav-item:active {
    transform: scale(0.95);
    background: var(--gray-100);
  }
  
  .mobile-nav-item:hover {
    color: var(--primary);
  }
  
  .mobile-nav-item:hover i {
    transform: translateY(-2px);
  }
  
  .mobile-nav-badge {
    position: absolute;
    top: 2px;
    right: 8px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: var(--radius-full);
    padding: 0.125rem 0.375rem;
    font-size: 0.5rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
    animation: pulse 2s infinite;
  }
  
  /* Cart Drawer - Si apre dal basso con swipe */
  .cart-drawer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: calc(var(--z-fixed) + 10);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform var(--transition-base);
    touch-action: pan-y;
  }
  
  .cart-drawer.open {
    transform: translateY(0);
  }
  
  .cart-drawer-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
  }
  
  .cart-drawer-header::before {
    content: '';
    position: absolute;
    top: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--gray-300);
    border-radius: var(--radius-full);
  }
  
  .cart-drawer-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-left: auto;
    margin-right: auto;
  }
  
  .cart-drawer-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray-600);
    cursor: pointer;
    padding: var(--spacing-xs);
    margin-left: auto;
  }
  
  .cart-drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    -webkit-overflow-scrolling: touch;
  }
  
  .cart-drawer-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
    background: white;
  }
  
  .cart-drawer-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
    font-weight: 700;
  }
  
  .cart-drawer-actions {
    display: flex;
    gap: var(--spacing-sm);
  }
  
  .cart-drawer-actions button {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
  }
  
  .cart-drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) + 5);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }
  
  .cart-drawer-backdrop.active {
    opacity: 1;
    pointer-events: all;
  }
  
  /* Swipe indicator */
  .cart-drawer-swipe-indicator {
    position: absolute;
    top: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
  }
  
  .cart-drawer:active .cart-drawer-swipe-indicator {
    background: var(--primary);
  }
  
  @keyframes pulse {
    0%, 100% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.05);
    }
  }
  
  /* Padding per evitare che il contenuto vada sotto la navbar */
  body {
    padding-bottom: 70px;
  }
  
  .ecommerce-container {
    padding-bottom: var(--spacing-lg);
  }
  
  /* Nascondi navbar mobile quando si scrolla verso il basso */
  .mobile-bottom-navbar.hidden {
    transform: translateY(100%);
  }
  
  /* Smooth scroll behavior */
  html {
    scroll-behavior: smooth;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .navbar-ecommerce,
  .ecommerce-header,
  .search-filters,
  .btn-add-to-cart,
  .cart-summary {
    display: none;
  }
  
  .product-card {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}

/* ============================================
   COMPLIANCE COMPONENTS & CMP
   ============================================ */

.compliance-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

.compliance-card h2 {
  margin-top: 0;
  font-size: 1.25rem;
  color: var(--gray-900);
}

.compliance-card p,
.compliance-card ul,
.compliance-card ol {
  color: var(--gray-700);
  font-size: 0.95rem;
}

.compliance-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
}

.compliance-table th,
.compliance-table td {
  border: 1px solid var(--gray-200);
  padding: var(--spacing-sm);
  text-align: left;
}

.compliance-table th {
  background: var(--gray-50);
  font-weight: 600;
}

.compliance-footer-root {
  background: var(--gray-900);
  color: white;
  padding: var(--spacing-2xl) var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.compliance-footer-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-xl);
}

.compliance-footer-column h4 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.compliance-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.compliance-footer-links a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 0.9rem;
}

.compliance-footer-links a:hover {
  color: white;
}

.compliance-footer-legal {
  margin-top: var(--spacing-xl);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.compliance-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  margin-right: var(--spacing-sm);
}

.compliance-form {
  display: grid;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.compliance-form input,
.compliance-form select,
.compliance-form textarea {
  width: 100%;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  font-size: 0.95rem;
  font-family: inherit;
}

.compliance-form button {
  justify-self: flex-start;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--gray-700);
}

.privacy-microcopy {
  font-size: 0.75rem;
  color: var(--gray-600);
  line-height: 1.4;
}

.cmp-banner {
  position: fixed;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  max-width: 420px;
  background: white;
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  z-index: calc(var(--z-modal) + 100);
  border: 1px solid var(--gray-200);
}

.cmp-banner h3 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: 1.1rem;
}

.cmp-banner-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.cmp-banner-buttons button {
  flex: 1;
  border-radius: var(--radius-md);
  border: none;
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600;
  cursor: pointer;
}

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

.cmp-btn-secondary {
  background: var(--gray-100);
  color: var(--gray-900);
}

.cmp-btn-link {
  background: none;
  color: var(--primary);
  text-decoration: underline;
}

.cmp-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: calc(var(--z-modal) + 200);
  padding: var(--spacing-md);
}

.cmp-modal.active {
  display: flex;
}

.cmp-panel {
  background: white;
  width: min(640px, 100%);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.cmp-panel header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.cmp-close-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--gray-500);
}

.cmp-category {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.cmp-category h4 {
  margin: 0 0 var(--spacing-xs) 0;
}

.cmp-category p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.cmp-toggle {
  position: relative;
  width: 48px;
  height: 24px;
  background: var(--gray-300);
  border-radius: 999px;
  cursor: pointer;
  flex-shrink: 0;
}

.cmp-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.cmp-toggle.active {
  background: var(--primary);
}

.cmp-toggle.active::after {
  transform: translateX(24px);
}

.privacy-pref-btn,
.privacy-floating-trigger {
  position: fixed;
  bottom: var(--spacing-md);
  left: var(--spacing-md);
  background: var(--gray-900);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-full);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: calc(var(--z-fixed) + 50);
}

.consent-status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  background: var(--gray-100);
  color: var(--gray-700);
}