/* ===== CARRITO PAGE - ESTILOS COMPLETOS ===== */
/* ✅ 100% RESPONSIVE - Optimizado para todas las resoluciones */
/* ✅ Touch-friendly (botones 44px mínimo) */
/* ✅ Sticky solo en desktop */

/* =====================================================
   VARIABLES
   ===================================================== */
:root {
  --carrito-brown-dark: #5d4037;
  --carrito-brown: #8B4513;
  --carrito-brown-light: #A0522D;
  --carrito-gold: #d4af37;
  --carrito-white: #ffffff;
  --carrito-gray-bg: #f8f9fa;
  --carrito-gray-light: #e9ecef;
  --carrito-gray-text: #6c757d;
  --carrito-gray-dark: #2c3e50;
  
  --carrito-success: #28a745;
  --carrito-danger: #dc3545;
  --carrito-warning: #ffc107;
  --carrito-info: #17a2b8;
  
  --carrito-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --carrito-shadow-md: 0 2px 12px rgba(0, 0, 0, 0.08);
  --carrito-shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.1);
  --carrito-shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.12);
  --carrito-shadow-brown: 0 4px 15px rgba(93, 64, 55, 0.3);
  
  --carrito-transition: all 0.3s ease;
}

/* =====================================================
   PÁGINA PRINCIPAL DEL CARRITO - RESPONSIVE
   ===================================================== */
.carrito-page {
  padding-top: 140px;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--carrito-gray-bg) 0%, var(--carrito-gray-light) 100%);
}

.carrito-header {
  background: linear-gradient(135deg, var(--carrito-brown-dark), var(--carrito-brown));
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  margin-bottom: 2rem;
  box-shadow: var(--carrito-shadow-lg);
}

.carrito-header h1 {
  color: white;
  font-weight: 700;
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

/* =====================================================
   ITEMS DEL CARRITO - RESPONSIVE
   ===================================================== */
.carrito-item {
  background: white;
  border-radius: 15px;
  padding: clamp(1rem, 2vw, 1.5rem);
  margin-bottom: 1.5rem;
  box-shadow: var(--carrito-shadow-md);
  transition: var(--carrito-transition);
  border: 1px solid rgba(93, 64, 55, 0.1);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: center;
}

.carrito-item:hover {
  box-shadow: var(--carrito-shadow-xl);
  transform: translateY(-4px);
  border-color: rgba(93, 64, 55, 0.3);
}

/* Imagen del producto - RESPONSIVE */
.item-imagen {
  width: clamp(80px, 15vw, 120px);
  height: clamp(80px, 15vw, 120px);
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid var(--carrito-gray-light);
  flex-shrink: 0;
}

/* Información del producto */
.item-info {
  flex: 1;
  min-width: 0;
}

.item-nombre {
  font-weight: 700;
  color: var(--carrito-gray-dark);
  margin-bottom: 0.5rem;
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  line-height: 1.3;
  word-wrap: break-word;
}

.item-sku {
  font-size: clamp(0.75rem, 1.5vw, 0.85rem);
  color: var(--carrito-gray-text);
}

.item-variante {
  font-size: clamp(0.8rem, 1.5vw, 0.9rem);
  color: #495057;
  margin-bottom: 0.25rem;
  padding: 0.25rem 0.5rem;
  background: var(--carrito-gray-bg);
  border-radius: 4px;
  display: inline-block;
  margin-right: 0.5rem;
  margin-top: 0.5rem;
}

/* Precio y acciones */
.item-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-end;
}

.item-precio {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 700;
  color: var(--carrito-gold);
  white-space: nowrap;
}

/* =====================================================
   CONTROLES DE CANTIDAD - TOUCH FRIENDLY
   ===================================================== */
.cantidad-control {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
}

.cantidad-btn {
  width: 44px;
  height: 44px;
  border: 2px solid var(--carrito-brown-dark);
  background: white;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--carrito-transition);
  color: var(--carrito-brown-dark);
  font-weight: bold;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.cantidad-btn:hover {
  background: var(--carrito-brown-dark);
  color: white;
  transform: scale(1.1);
}

.cantidad-btn:active {
  transform: scale(0.95);
}

.cantidad-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.cantidad-input {
  width: clamp(60px, 10vw, 70px);
  text-align: center;
  border: 2px solid var(--carrito-gray-light);
  border-radius: 8px;
  padding: 0.5rem;
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--carrito-gray-dark);
  min-height: 44px;
}

.cantidad-input:focus {
  outline: none;
  border-color: var(--carrito-brown-dark);
  box-shadow: 0 0 0 3px rgba(93, 64, 55, 0.1);
}

/* =====================================================
   BOTÓN ELIMINAR - TOUCH FRIENDLY
   ===================================================== */
.btn-eliminar {
  color: var(--carrito-danger);
  background: #ffe6e8;
  border: none;
  padding: 0.75rem;
  cursor: pointer;
  transition: var(--carrito-transition);
  font-size: 1.2rem;
  border-radius: 8px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-eliminar:hover {
  background: var(--carrito-danger);
  color: white;
  transform: rotate(15deg) scale(1.1);
}

/* =====================================================
   RESUMEN DEL PEDIDO - RESPONSIVE
   ===================================================== */
.resumen-card {
  background: white;
  border-radius: 15px;
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--carrito-shadow-lg);
  border: 2px solid rgba(93, 64, 55, 0.1);
}

/* Sticky solo en desktop */
@media (min-width: 992px) {
  .resumen-card {
    position: sticky;
    top: 160px;
  }
}

.resumen-card h5 {
  color: var(--carrito-brown-dark);
  font-weight: 700;
  border-bottom: 3px solid var(--carrito-gold);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

.resumen-item {
  display: flex;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  gap: 1rem;
}

.resumen-item:last-child {
  border-bottom: none;
  padding-top: 1.5rem;
  margin-top: 1rem;
  border-top: 2px solid var(--carrito-gray-light);
}

.resumen-item span:first-child {
  color: var(--carrito-gray-text);
}

.resumen-item span:last-child {
  font-weight: 700;
  color: var(--carrito-gray-dark);
}

.text-brown {
  color: var(--carrito-brown-dark) !important;
}

.text-success {
  font-weight: 700 !important;
  color: var(--carrito-success) !important;
}

/* Alerta de envío gratis */
.alert-info {
  background: linear-gradient(135deg, var(--carrito-gold), #f4e4bc);
  border: none;
  border-radius: 10px;
  color: var(--carrito-brown-dark);
  font-weight: 600;
  padding: 1rem;
  margin-bottom: 1rem;
}

/* =====================================================
   BOTONES - TOUCH FRIENDLY
   ===================================================== */
.btn-brown {
  background: linear-gradient(135deg, var(--carrito-brown-dark), var(--carrito-brown));
  border: none;
  color: white;
  font-weight: 700;
  padding: 1rem 2rem;
  border-radius: 10px;
  transition: var(--carrito-transition);
  box-shadow: var(--carrito-shadow-brown);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  cursor: pointer;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.btn-brown:hover {
  background: linear-gradient(135deg, var(--carrito-brown), var(--carrito-brown-light));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(93, 64, 55, 0.4);
  color: white;
  text-decoration: none;
}

.btn-outline-brown {
  border: 2px solid var(--carrito-brown-dark);
  color: var(--carrito-brown-dark);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  transition: var(--carrito-transition);
  background: transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  cursor: pointer;
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
}

.btn-outline-brown:hover {
  background: var(--carrito-brown-dark);
  color: white;
  transform: translateY(-2px);
  text-decoration: none;
}

/* =====================================================
   CARRITO VACÍO - RESPONSIVE
   ===================================================== */
.empty-cart {
  text-align: center;
  padding: clamp(3rem, 5vw, 5rem) 1rem;
}

.empty-cart-icon {
  font-size: clamp(4rem, 10vw, 6rem);
  color: var(--carrito-gray-text);
  margin-bottom: 2rem;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.empty-cart h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 1rem;
  color: var(--carrito-gray-dark);
}

.empty-cart p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--carrito-gray-text);
  margin-bottom: 2rem;
}

/* =====================================================
   DROPDOWN DEL CARRITO EN NAVBAR
   ===================================================== */
.cart-dropdown-menu {
  min-width: 350px;
  max-height: 500px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  border: none;
  padding: 0;
  overflow: hidden;
}

.cart-dropdown-header {
  background: linear-gradient(135deg, var(--carrito-brown-dark), var(--carrito-brown));
  color: white;
  padding: 1rem 1.25rem;
}

.cart-title {
  margin: 0;
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.1rem);
}

.cart-items-container {
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
}

.cart-item-mini {
  display: flex;
  gap: 1rem;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  background: var(--carrito-gray-bg);
  transition: var(--carrito-transition);
}

.cart-item-mini:hover {
  background: var(--carrito-gray-light);
  transform: translateX(4px);
}

.cart-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--carrito-gray-text);
}

.cart-footer {
  background: var(--carrito-gray-bg);
  padding: 1rem 1.25rem;
  border-top: 2px solid var(--carrito-gray-light);
}

.cart-total-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.cart-total-section .total-label {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--carrito-gray-dark);
  font-weight: 600;
}

.cart-total-section .total-amount {
  font-size: clamp(1.3rem, 3vw, 1.5rem);
  color: var(--carrito-brown-dark);
  font-weight: 700;
}

/* Badge del carrito */
.cart-badge {
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  animation: pulse-badge 0.3s ease;
}

@keyframes pulse-badge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* =====================================================
   CHECKOUT PAGE - RESPONSIVE
   ===================================================== */
.checkout-page {
  padding-top: 140px;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--carrito-gray-bg) 0%, var(--carrito-gray-light) 100%);
}

.checkout-header {
  background: linear-gradient(135deg, var(--carrito-brown-dark), var(--carrito-brown));
  padding: clamp(1.5rem, 3vw, 2rem) 0;
  margin-bottom: 2rem;
  box-shadow: var(--carrito-shadow-lg);
}

.checkout-header h1 {
  color: white;
  font-weight: 700;
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

/* Stepper de progreso - RESPONSIVE */
.checkout-stepper {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0;
  padding: 1.5rem;
  background: white;
  border-radius: 12px;
  box-shadow: var(--carrito-shadow-md);
  flex-wrap: wrap;
}

.step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.step-number {
  width: clamp(36px, 8vw, 40px);
  height: clamp(36px, 8vw, 40px);
  border-radius: 50%;
  background: var(--carrito-gray-light);
  color: var(--carrito-gray-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.1rem);
  flex-shrink: 0;
}

.step.active .step-number {
  background: linear-gradient(135deg, var(--carrito-brown-dark), var(--carrito-brown));
  color: white;
}

.step.completed .step-number {
  background: var(--carrito-success);
  color: white;
}

.step-label {
  font-weight: 600;
  color: var(--carrito-gray-text);
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  white-space: nowrap;
}

.step.active .step-label {
  color: var(--carrito-brown-dark);
}

.step-separator {
  width: clamp(40px, 8vw, 60px);
  height: 2px;
  background: var(--carrito-gray-light);
  display: none;
}

@media (min-width: 768px) {
  .step-separator {
    display: block;
  }
}

/* Formulario de checkout - RESPONSIVE */
.checkout-form-card {
  background: white;
  border-radius: 15px;
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--carrito-shadow-md);
  margin-bottom: 1.5rem;
}

.checkout-form-card h5 {
  color: var(--carrito-brown-dark);
  font-weight: 700;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--carrito-gold);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

.checkout-form-card .form-label {
  font-weight: 600;
  color: var(--carrito-gray-dark);
  margin-bottom: 0.5rem;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.checkout-form-card .form-control {
  border: 2px solid var(--carrito-gray-light);
  border-radius: 8px;
  padding: 0.75rem;
  transition: var(--carrito-transition);
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  min-height: 44px;
}

.checkout-form-card .form-control:focus {
  border-color: var(--carrito-brown-dark);
  box-shadow: 0 0 0 3px rgba(93, 64, 55, 0.1);
  outline: none;
}

.checkout-form-card textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

/* Resumen del pedido en checkout - RESPONSIVE */
.checkout-resumen {
  background: white;
  border-radius: 15px;
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--carrito-shadow-lg);
  border: 2px solid rgba(93, 64, 55, 0.1);
}

/* Sticky solo en desktop */
@media (min-width: 992px) {
  .checkout-resumen {
    position: sticky;
    top: 160px;
  }
}

.checkout-resumen h5 {
  color: var(--carrito-brown-dark);
  font-weight: 700;
  border-bottom: 3px solid var(--carrito-gold);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

.checkout-info-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  gap: 1rem;
}

.checkout-info-item:last-child {
  border-bottom: none;
}

.checkout-total {
  display: flex;
  justify-content: space-between;
  padding: 1.5rem 0;
  margin-top: 1rem;
  border-top: 2px solid var(--carrito-gray-light);
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  font-weight: 700;
  gap: 1rem;
}

.checkout-total .amount {
  color: var(--carrito-brown-dark);
  font-size: clamp(1.3rem, 3vw, 1.5rem);
}

/* Badges de beneficios */
.checkout-benefits {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--carrito-gray-bg);
  border-radius: 10px;
}

.benefit-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  font-size: clamp(0.85rem, 1.5vw, 0.9rem);
  color: #495057;
}

.benefit-badge i {
  color: var(--carrito-success);
  flex-shrink: 0;
}

/* Botón de finalizar - RESPONSIVE */
.btn-finalizar {
  background: linear-gradient(135deg, var(--carrito-success), #20c997);
  border: none;
  color: white;
  font-weight: 700;
  padding: 1rem 2rem;
  border-radius: 10px;
  transition: var(--carrito-transition);
  box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
  width: 100%;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  cursor: pointer;
}

.btn-finalizar:hover {
  background: linear-gradient(135deg, #20c997, #17a2b8);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
  color: white;
}

.btn-finalizar:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Términos y condiciones */
.terminos-text {
  font-size: clamp(0.8rem, 1.5vw, 0.85rem);
  color: var(--carrito-gray-text);
  text-align: center;
  margin-top: 1rem;
  line-height: 1.5;
}

.terminos-text a {
  color: var(--carrito-brown-dark);
  text-decoration: underline;
}

/* =====================================================
   RESPONSIVE - MÓVIL EXTRA PEQUEÑO (< 400px)
   ===================================================== */
@media (max-width: 399.98px) {
  .carrito-page,
  .checkout-page {
    padding-top: 100px;
  }
  
  .carrito-item {
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: center;
  }
  
  .item-imagen {
    width: 100%;
    max-width: 200px;
    height: auto;
    aspect-ratio: 1;
    margin: 0 auto;
  }
  
  .item-actions {
    align-items: center;
    width: 100%;
  }
  
  .cantidad-control {
    width: 100%;
    justify-content: center;
  }
  
  .resumen-card,
  .checkout-resumen,
  .checkout-form-card {
    padding: 1rem;
  }
  
  .cart-dropdown-menu {
    min-width: 300px;
  }
  
  .checkout-stepper {
    flex-direction: column;
    padding: 1rem;
  }
  
  .step {
    width: 100%;
    justify-content: center;
  }
  
  .step-label {
    display: none;
  }
}

/* =====================================================
   RESPONSIVE - MÓVIL PEQUEÑO (400px - 575px)
   ===================================================== */
@media (max-width: 575.98px) {
  .carrito-page,
  .checkout-page {
    padding-top: 110px;
  }
  
  .carrito-item {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
  }
  
  .item-actions {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
  
  .cantidad-control {
    order: 1;
  }
  
  .item-precio {
    order: 2;
  }
  
  .btn-eliminar {
    order: 3;
  }
  
  .checkout-stepper {
    gap: 0.5rem;
  }
}

/* =====================================================
   RESPONSIVE - TABLET (576px - 767px)
   ===================================================== */
@media (max-width: 767.98px) {
  .carrito-header,
  .checkout-header {
    padding: 1.5rem 0;
  }
  
  .resumen-card,
  .checkout-resumen {
    position: relative;
    top: auto;
    margin-top: 2rem;
  }
}

/* =====================================================
   RESPONSIVE - TABLET GRANDE (768px - 991px)
   ===================================================== */
@media (max-width: 991.98px) {
  .carrito-page,
  .checkout-page {
    padding-top: 120px;
  }
}

/* =====================================================
   ACCESIBILIDAD
   ===================================================== */
@media (prefers-reduced-motion: reduce) {
  .empty-cart-icon {
    animation: none !important;
  }
  
  .carrito-item:hover,
  .cantidad-btn:hover,
  .btn-eliminar:hover {
    transform: none !important;
  }
}

.cantidad-btn:focus,
.btn-brown:focus,
.btn-outline-brown:focus,
.btn-finalizar:focus {
  outline: 2px solid var(--carrito-brown-dark);
  outline-offset: 2px;
}

/* =====================================================
   OPTIMIZACIÓN DE RENDIMIENTO
   ===================================================== */
.carrito-item,
.cantidad-btn,
.btn-brown {
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* =====================================================
   PRINT STYLES
   ===================================================== */
@media print {
  .carrito-header,
  .checkout-header,
  .cantidad-control,
  .btn-eliminar,
  .checkout-stepper {
    display: none;
  }
  
  .carrito-item {
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .resumen-card,
  .checkout-resumen {
    position: relative;
    top: auto;
  }
}