/* ============================================
   CSS VARIABLES & THEME SYSTEM
   ============================================ */
:root {
  /* Light Theme Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-light: #fef3c7;
  --border: #e2e8f0;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-hover: rgba(0, 0, 0, 0.15);
  --gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --card-bg: #ffffff;
  --modal-bg: #ffffff;
  --overlay: rgba(0, 0, 0, 0.5);
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Dark Theme */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --accent: #f59e0b;
  --accent-hover: #fbbf24;
  --accent-light: #451a03;
  --border: #334155;
  --shadow: rgba(0, 0, 0, 0.3);
  --shadow-hover: rgba(0, 0, 0, 0.4);
  --card-bg: #1e293b;
  --modal-bg: #1e293b;
  --overlay: rgba(0, 0, 0, 0.7);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ============================================
   HEADER STYLES
   ============================================ */
header {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  padding: var(--space-6) var(--space-4);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.restaurant-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

header h1 {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
  transition: all var(--transition-normal);
}

.status-info {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.status-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.status-badge.open {
  background: #10b981;
  color: white;
}

.status-badge.closed {
  background: #ef4444;
  color: white;
}

.next-hours {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  font-weight: 500;
  margin: 0;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Search Container */
.search-container {
  position: relative;
  display: flex;
  align-items: center;
}

#search-input {
  padding: var(--space-3) var(--space-4) var(--space-3) var(--space-10);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  width: 250px;
  transition: all var(--transition-normal);
  outline: none;
}

#search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
  transform: translateY(-1px);
}

#search-input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  pointer-events: none;
}

/* Theme Toggle */
.theme-toggle {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
}

.theme-toggle:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

.theme-toggle:active {
  transform: translateY(0);
}

.theme-icon {
  font-size: var(--font-size-lg);
  transition: transform var(--transition-normal);
}

.theme-toggle:hover .theme-icon {
  transform: rotate(20deg);
}

/* Cart Toggle */
.cart-toggle {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  position: relative;
}

.cart-toggle:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

.cart-toggle:active {
  transform: translateY(0);
}

.cart-icon {
  font-size: var(--font-size-lg);
  transition: transform var(--transition-normal);
}

.cart-toggle:hover .cart-icon {
  transform: scale(1.1);
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  min-width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border: 2px solid var(--bg-primary);
  padding: 0 4px;
}

/* ============================================
   NAVIGATION FILTERS
   ============================================ */
#filtros {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

#filtros button {
  padding: var(--space-3) var(--space-5);
  border: 2px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: var(--radius-xl);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

#filtros button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  transition: left var(--transition-normal);
  z-index: -1;
}

#filtros button:hover::before,
#filtros button.active::before {
  left: 0;
}

#filtros button:hover,
#filtros button.active {
  color: white;
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

#filtros button:active {
  transform: translateY(0);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
main {
  flex: 1;
  padding: var(--space-8) var(--space-4);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* ============================================
   LOADING STATE
   ============================================ */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
  text-align: center;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--border);
  border-top: 4px solid var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--space-4);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  font-weight: 500;
}

/* ============================================
   GRID LAYOUT
   ============================================ */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

/* ============================================
   PRODUCT CARDS
   ============================================ */
.menu-item {
  background: var(--card-bg);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: 0 4px 6px var(--shadow);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid var(--border);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

.menu-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px var(--shadow-hover);
  border-color: var(--accent);
}

.menu-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 1;
  pointer-events: none;
}

.menu-item:hover::before {
  opacity: 0.05;
}

.menu-item-img-container {
  position: relative;
  overflow: hidden;
}

.menu-item-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.menu-item:hover .menu-item-img {
  transform: scale(1.05);
}

/* Product Badge */
.product-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--accent);
  color: white;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Favorite Button */
.favorite-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--font-size-lg);
  transition: all var(--transition-normal);
  z-index: 2;
  backdrop-filter: blur(10px);
}

.favorite-btn:hover {
  background: rgba(255, 255, 255, 1);
  transform: scale(1.1);
}

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

.menu-item-content {
  padding: var(--space-5);
  position: relative;
  z-index: 2;
}

.menu-item-content h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
  line-height: 1.3;
}

.menu-item-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.price-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.price-original {
  text-decoration: line-through;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.price-discount {
  color: var(--accent);
  font-size: var(--font-size-lg);
  font-weight: 800;
}

.discount-badge {
  background: #ef4444;
  color: white;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.menu-item-price {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-light);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-xl);
  display: inline-block;
  transition: all var(--transition-normal);
}

.menu-item:hover .menu-item-price {
  background: var(--accent);
  color: white;
  transform: scale(1.05);
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
  text-align: center;
  padding: var(--space-16);
  color: var(--text-secondary);
}

.empty-state h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.empty-state p {
  font-size: var(--font-size-lg);
}

/* ============================================
   MODAL STYLES
   ============================================ */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay);
  backdrop-filter: blur(5px);
  justify-content: center;
  align-items: center;
  padding: var(--space-4);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.modal.show {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: var(--modal-bg);
  border-radius: var(--radius-2xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 50px var(--shadow);
  border: 1px solid var(--border);
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal.show .modal-content {
  transform: scale(1);
}

#modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
  z-index: 10;
}

#modal-close:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  transform: rotate(90deg);
}

#modal-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.modal-text {
  padding: var(--space-6);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-2);
}

.modal-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin: 0;
  color: var(--text-primary);
}

.modal-text p {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.modal-precio {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-light);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-xl);
  display: inline-block;
  margin-top: var(--space-4);
}

/* Customization Section */
.customization-section {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.customization-option {
  margin-bottom: var(--space-5);
}

.customization-option:last-child {
  margin-bottom: 0;
}

.customization-option h4 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.required {
  color: var(--accent);
  font-weight: 800;
}

.options-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.option-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.option-item label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-normal);
}

.option-item label:hover {
  background: var(--bg-tertiary);
}

.option-name {
  font-weight: 600;
  color: var(--text-primary);
}

.option-price {
  font-weight: 700;
  color: var(--accent);
  font-size: var(--font-size-sm);
}

/* Modal Footer */
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.quantity-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.qty-btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--font-size-lg);
  font-weight: 700;
  transition: all var(--transition-normal);
}

.qty-btn:hover {
  background: var(--accent-hover);
  transform: scale(1.1);
}

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

#quantity {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  min-width: 30px;
  text-align: center;
}

.price-section {
  text-align: right;
}

.modal-total {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--accent);
  margin-top: var(--space-2);
}

/* Modal Actions */
.modal-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.btn-favorite,
.btn-add-cart,
.btn-whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border: none;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-base);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-normal);
  min-height: 48px;
}

.btn-favorite {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 2px solid var(--border);
}

.btn-favorite:hover {
  background: var(--accent-light);
  border-color: var(--accent);
}

.btn-add-cart {
  background: var(--accent);
  color: white;
}

.btn-add-cart:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

.btn-whatsapp {
  background: #25d366;
  color: white;
}

.btn-whatsapp:hover {
  background: #128c7e;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* ============================================
   CART PANEL - CORREGIDO Y MEJORADO
   ============================================ */
.cart-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.cart-overlay.show {
  display: block;
  opacity: 1;
}

.cart-panel {
  position: fixed;
  top: 0;
  right: -100%;
  width: 450px;
  max-width: 100%;
  height: 100vh;
  background: var(--modal-bg);
  border-left: 1px solid var(--border);
  box-shadow: -10px 0 30px var(--shadow);
  z-index: 1001;
  transition: right var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.cart-panel.show {
  right: 0;
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) var(--space-4);
  border-bottom: 2px solid var(--border);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.cart-header h3 {
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin: 0;
  color: var(--text-primary);
}

.cart-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition-normal);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

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

/* Contenedor principal con scroll */
.cart-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 0;
}

.cart-items {
  padding: var(--space-4);
  min-height: 100px;
}

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  text-align: center;
  min-height: 300px;
}

.empty-cart-icon {
  font-size: 4rem;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.cart-empty h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.cart-empty p {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.btn-close-cart {
  background: var(--accent);
  color: white;
  border: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-xl);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.btn-close-cart:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

.cart-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-3);
  background: var(--bg-secondary);
  transition: all var(--transition-normal);
}

.cart-item:hover {
  box-shadow: 0 4px 12px var(--shadow);
  transform: translateY(-2px);
}

.cart-item-img {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

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

.cart-item-info h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin: 0 0 var(--space-1) 0;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cart-item-options {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  margin: 0 0 var(--space-2) 0;
  line-height: 1.4;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.qty-btn-small {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 700;
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.qty-btn-small:hover {
  background: var(--accent-hover);
  transform: scale(1.1);
}

.remove-btn {
  background: #ef4444;
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  cursor: pointer;
  font-size: var(--font-size-xs);
  transition: all var(--transition-normal);
  margin-left: auto;
}

.remove-btn:hover {
  background: #dc2626;
  transform: scale(1.05);
}

.cart-item-price {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--accent);
  align-self: flex-start;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Footer con scroll independiente */
.cart-footer {
  padding: var(--space-4);
  border-top: 2px solid var(--border);
  background: var(--bg-primary);
  flex-shrink: 0;
  max-height: 60vh;
  overflow-y: auto;
}

.restaurant-info-cart {
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.restaurant-info-cart h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin: 0 0 var(--space-2) 0;
  color: var(--text-primary);
}

.restaurant-details p {
  margin: var(--space-1) 0;
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  line-height: 1.5;
}

.restaurant-details strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Opciones de entrega y pago */
.delivery-options,
.payment-methods {
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.delivery-options h4,
.payment-methods h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin: 0 0 var(--space-2) 0;
  color: var(--text-primary);
}

.delivery-selection,
.payment-selection {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.delivery-option,
.payment-option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-normal);
  cursor: pointer;
}

.delivery-option:hover,
.payment-option:hover {
  background: var(--bg-tertiary);
}

.delivery-option input[type="radio"],
.payment-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.delivery-option label,
.payment-option label {
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  flex: 1;
  font-size: var(--font-size-sm);
}

.address-section {
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.address-section label {
  display: block;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
}

.address-section textarea {
  width: 100%;
  padding: var(--space-3);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  resize: vertical;
  min-height: 60px;
  transition: border-color var(--transition-normal);
  font-family: inherit;
}

.address-section textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.address-section textarea::placeholder {
  color: var(--text-muted);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  background: var(--accent-light);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--text-primary);
}

.cart-total span:last-child {
  color: var(--accent);
}

.cart-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.btn-whatsapp-full,
.btn-clear-cart {
  width: 100%;
  padding: var(--space-4);
  border: none;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-base);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 52px;
}

.btn-whatsapp-full {
  background: #25d366;
  color: white;
}

.btn-whatsapp-full:hover {
  background: #128c7e;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-clear-cart {
  background: #ef4444;
  color: white;
}

.btn-clear-cart:hover {
  background: #dc2626;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  background: var(--modal-bg);
  color: var(--text-primary);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px var(--shadow);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transform: translateX(400px);
  opacity: 0;
  transition: all var(--transition-normal);
  max-width: 320px;
  pointer-events: auto;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-success {
  border-left: 4px solid #10b981;
}

.toast-error {
  border-left: 4px solid #ef4444;
}

.toast-warning {
  border-left: 4px solid #f59e0b;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-6) var(--space-4);
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-top: auto;
}

/* ============================================
   CONTADOR DE RESULTADOS
   ============================================ */
.contador-resultados {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  display: inline-block;
  margin-left: 50%;
  transform: translateX(-50%);
}

/* ============================================
   BOTONES ADICIONALES
   ============================================ */
.btn-limpiar,
.btn-reload {
  background: var(--accent);
  color: white;
  border: none;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-xl);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.btn-limpiar:hover,
.btn-reload:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
.cart-body::-webkit-scrollbar,
.cart-footer::-webkit-scrollbar,
.modal-content::-webkit-scrollbar {
  width: 8px;
}

.cart-body::-webkit-scrollbar-track,
.cart-footer::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

.cart-body::-webkit-scrollbar-thumb,
.cart-footer::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 4px;
}

.cart-body::-webkit-scrollbar-thumb:hover,
.cart-footer::-webkit-scrollbar-thumb:hover,
.modal-content::-webkit-scrollbar-thumb:hover {
  background: var(--accent-hover);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .header-top {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }
  
  .restaurant-info {
    text-align: center;
  }
  
  header h1 {
    font-size: var(--font-size-2xl);
  }
  
  .header-controls {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  #search-input {
    width: 100%;
    max-width: 300px;
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  main {
    padding: var(--space-4);
  }
  
  .modal-content {
    margin: var(--space-4);
    max-height: calc(100vh - 2rem);
  }
  
  .modal-text {
    padding: var(--space-4);
  }
  
  .modal-footer {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .quantity-controls {
    justify-content: center;
  }
  
  .price-section {
    text-align: center;
    width: 100%;
  }
  
  /* Cart Panel Mobile */
  .cart-panel {
    width: 100vw;
    right: -100vw;
  }
  
  .cart-footer {
    max-height: 50vh;
  }
  
  /* Toast Mobile */
  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
    top: var(--space-4);
  }
  
  .toast {
    max-width: none;
    transform: translateY(-100px);
  }
  
  .toast.show {
    transform: translateY(0);
  }
  
  #filtros button {
    font-size: var(--font-size-xs);
    padding: var(--space-2) var(--space-3);
  }
}

@media (max-width: 480px) {
  header {
    padding: var(--space-4) var(--space-3);
  }
  
  main {
    padding: var(--space-3);
  }
  
  .menu-item-content {
    padding: var(--space-4);
  }
  
  .modal-text {
    padding: var(--space-3);
  }
  
  .customization-section {
    padding: var(--space-3);
  }
  
  .cart-header {
    padding: var(--space-4);
  }
  
  .cart-items {
    padding: var(--space-3);
  }
  
  .cart-footer {
    padding: var(--space-3);
  }
  
  .cart-item {
    flex-direction: row;
    gap: var(--space-2);
  }
  
  .cart-item-img {
    width: 60px;
    height: 60px;
  }
  
  .restaurant-info-cart,
  .delivery-options,
  .payment-methods,
  .address-section {
    padding: var(--space-2);
    margin-bottom: var(--space-3);
  }
  
  .btn-whatsapp-full,
  .btn-clear-cart {
    padding: var(--space-3);
    font-size: var(--font-size-sm);
  }
}

/* ============================================
   ACCESSIBILITY IMPROVEMENTS
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
.menu-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-contrast: high) {
  :root {
    --border: #000000;
    --shadow: rgba(0, 0, 0, 0.5);
  }
  
  [data-theme="dark"] {
    --border: #ffffff;
    --shadow: rgba(255, 255, 255, 0.3);
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  .header-controls,
  #filtros,
  .modal,
  .cart-panel,
  footer,
  .contador-resultados,
  .toast-container {
    display: none;
  }
  
  .menu-item {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .menu-item-content {
    padding: var(--space-3);
  }
  
  .menu-item-price {
    background: #f0f0f0 !important;
    color: #333 !important;
  }
}