/**
 * DELIVERY MASTER CSS
 * Design System Profissional - Nível iFood/Uber Eats
 * Acarajé da Irmã Eliane - 2025
 */

/* ============================================
   DESIGN TOKENS - VARIÁVEIS
   ============================================ */
:root {
  /* Cores Primárias */
  --color-primary: #d13a0f;
  --color-primary-dark: #b72e0a;
  --color-primary-light: #f85a2e;
  --color-primary-gradient: linear-gradient(135deg, #d13a0f 0%, #b72e0a 100%);
  
  /* Cores de Status */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;
  
  /* Cores Neutras */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  
  /* Cores de Fundo */
  --bg-primary: #fafafa;
  --bg-secondary: #f5f5f5;
  --bg-elevated: #ffffff;
  --bg-dark: #1a1a1a;
  
  /* Sombras (Elevations) */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-product: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-product-hover: 0 12px 24px rgba(0, 0, 0, 0.12);
  
  /* Bordas */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Tipografia */
  --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;
  
  /* Espaçamento */
  --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;
  
  /* Transições */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Z-index Scale */
  --z-navbar: 1030;
  --z-sticky: 1020;
  --z-dropdown: 1010;
  --z-modal: 1050;
  --z-toast: 1060;
  --z-floating: 1040;
  
  /* Layout */
  --navbar-height: 70px;
  --category-nav-height: 60px;
  --max-width: 1400px;
  --container-padding: 1rem;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  touch-action: manipulation; /* Previne zoom em double-tap */
}

/* Espaçamento para compensar navbar + category nav fixas */
body {
  padding-top: calc(var(--navbar-height) + 60px) !important;
}

/* Reset Bootstrap conflicts */
.navbar-premium .container-master,
.container-master {
  max-width: var(--max-width) !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

@media (min-width: 1400px) {
  .container-master {
    max-width: var(--max-width) !important;
  }
}

html {
  scroll-behavior: auto;
  scroll-padding-top: 130px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--bg-primary);
  padding-top: var(--navbar-height) !important;
  padding-bottom: 0;
  overflow-x: hidden;
}

/* Fix body padding override from old styles */
body[style*="padding-top"] {
  padding-top: var(--navbar-height) !important;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================
   UTILITIES
   ============================================ */
.container-master {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

@media (min-width: 768px) {
  :root { --container-padding: 1.5rem; }
}

@media (min-width: 1200px) {
  :root { --container-padding: 2rem; }
}

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

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

/* ============================================
   NAVBAR PREMIUM
   ============================================ */
.navbar-premium {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  z-index: var(--z-navbar);
  transition: var(--transition-base);
}

.navbar-premium.scrolled {
  box-shadow: var(--shadow-lg);
}

.navbar-premium .navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.navbar-premium .brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar-premium .brand-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.navbar-premium .brand-text {
  display: none;
}

@media (min-width: 768px) {
  .navbar-premium .brand-text {
    display: block;
  }
  .navbar-premium .brand-title {
    font-size: var(--font-size-lg);
    font-weight: 800;
    color: var(--color-gray-900);
    line-height: 1.2;
  }
  .navbar-premium .brand-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
  }
}

.navbar-premium .navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Botão de Carrinho Premium */
.btn-cart-premium {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-gradient);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  position: relative;
}

.btn-cart-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(209, 58, 15, 0.4);
}

.btn-cart-premium .cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--color-warning);
  color: var(--color-gray-900);
  font-size: 0.65rem;
  font-weight: 800;
  min-width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-white);
}

/* Botão de Perfil */
.btn-profile {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-600);
  transition: var(--transition-fast);
}

.btn-profile:hover {
  background: var(--color-gray-200);
  color: var(--color-primary);
}

.btn-profile img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  object-fit: cover;
}

/* ============================================
   HERO CAROUSEL PREMIUM
   ============================================ */
.hero-premium {
  position: relative;
  margin-top: 75px;
  background: var(--color-gray-900);
  z-index: 1;
}

.hero-carousel {
  position: relative;
  height: 250px;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero-carousel { height: 430px; }
}

@media (min-width: 1200px) {
  .hero-carousel { height: 470px; }
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-gray-900);
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.1) 100%);
}

.hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-8) var(--container-padding);
  color: var(--color-white);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.hero-title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-3);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: var(--font-size-base);
  opacity: 0.9;
  max-width: 500px;
  margin-bottom: var(--space-5);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-white);
  color: var(--color-gray-900);
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Indicadores */
.hero-indicators {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-2);
  z-index: 10;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.4);
  transition: var(--transition-fast);
  cursor: pointer;
}

.hero-dot.active {
  width: 24px;
  background: var(--color-white);
}

/* Controles */
.hero-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: var(--transition-fast);
  opacity: 0;
}

.hero-premium:hover .hero-nav {
  opacity: 1;
}

.hero-nav:hover {
  background: rgba(255,255,255,0.25);
}

.hero-nav.prev { left: var(--space-4); }
.hero-nav.next { right: var(--space-4); }

@media (max-width: 768px) {
  .hero-nav { display: none; }
}

/* ============================================
   CATEGORY NAV STICKY
   ============================================ */
.category-nav {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--space-3) 0;
}

.category-nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.category-nav-scroll {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  flex: 1;
  padding: var(--space-1) 0;
}

.category-nav-scroll::-webkit-scrollbar {
  display: none;
}

.category-pill {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-4);
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.category-pill:hover {
  background: var(--color-gray-200);
  color: var(--color-gray-800);
}

.category-pill.active {
  background: var(--color-primary-gradient);
  color: var(--color-white);
}

/* Botão de filtro (mobile) */
.btn-filter {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-600);
}

/* ============================================
   STORE STATUS BAR
   ============================================ */
.store-status {
  padding: var(--space-4) 0;
}

.status-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.status-bar.closed {
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.status-bar.open {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
}

.status-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.status-bar.closed .status-icon {
  background: #fee2e2;
  color: var(--color-error);
}

.status-bar.open .status-icon {
  background: #dcfce7;
  color: var(--color-success);
}

.status-content h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--space-1);
}

.status-content p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

/* ============================================
   SECTION TITLE
   ============================================ */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-5);
  padding-top: var(--space-4);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-gray-900);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 4px;
  background: var(--color-primary-gradient);
  border-radius: var(--radius-full);
}

.section-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  font-weight: 500;
}

/* ============================================
   PRODUCT LIST & CARDS
   ============================================ */
.products-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Product Card - Layout Lista */
.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-product);
  transition: var(--transition-base);
  display: flex;
  flex-direction: row;
  position: relative;
  align-items: stretch;
  min-height: 144px;
}

@media (min-width: 768px) {
  .product-card {
    min-height: 174px;
  }
}

.product-card:hover {
  box-shadow: var(--shadow-product-hover);
}

/* Imagem do Produto - Lado Esquerdo */
.product-image {
  position: relative;
  width: 120px;
  flex-shrink: 0;
  overflow: hidden;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
}

@media (min-width: 768px) {
  .product-image {
    width: 150px;
  }
}

.product-image::before {
  content: '';
  display: block;
  padding-top: 100%;
}

.product-image img {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  bottom: 12px;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  object-fit: cover;
  border-radius: 4px;
}



/* Overlay e Quick View - Oculto em lista */
.product-overlay {
  display: none;
}

/* Badge Fechado */
.product-closed-badge {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
}

.product-closed-badge span {
  padding: var(--space-1) var(--space-2);
  background: var(--color-error);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--radius-full);
}

/* Conteúdo do Card - Lado Direito */
.product-content {
  padding: var(--space-3) var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-1);
}

.product-name {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.3;
}

.product-price {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-primary);
  flex-shrink: 0;
}

.product-description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.4;
  margin-bottom: var(--space-2);
}

/* Controles de Quantidade */
.product-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3);
  margin-top: 0;
}

.qty-control {
  display: flex;
  align-items: center;
  background: var(--color-gray-100);
  border-radius: var(--radius-full);
  padding: var(--space-1);
}

.qty-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: var(--font-size-lg);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.qty-btn:hover:not(:disabled) {
  background: var(--color-primary);
  color: var(--color-white);
}

.qty-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.qty-input {
  width: 40px;
  text-align: center;
  font-weight: 700;
  font-size: var(--font-size-base);
  color: var(--color-gray-900);
  background: transparent;
  border: none;
  pointer-events: none;
}

/* Botão Adicionar */
.btn-add-cart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-gradient);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
  min-height: 40px;
  white-space: nowrap;
}

.btn-add-cart:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(209, 58, 15, 0.35);
}

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

.btn-add-cart .spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

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

/* ============================================
   FLOATING CART BUTTON (Desktop)
   ============================================ */
.floating-cart {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: var(--z-floating);
}

.floating-cart-btn {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: var(--color-white);
  color: var(--color-gray-900);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  font-weight: 600;
  transition: var(--transition-spring);
}

.floating-cart-btn:hover {
  transform: scale(1.05);
}

.floating-cart-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--font-size-xl);
  position: relative;
}

.floating-cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--color-warning);
  color: var(--color-gray-900);
  font-size: var(--font-size-xs);
  font-weight: 800;
  min-width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-white);
}

.floating-cart-info {
  display: none;
}

@media (min-width: 768px) {
  .floating-cart-info {
    display: block;
  }
  .floating-cart-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  .floating-cart-value {
    font-size: var(--font-size-lg);
    font-weight: 800;
    color: var(--color-gray-900);
  }
}

/* Animação bump */
.bump {
  animation: bump 0.3s ease-out;
}

@keyframes bump {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-4));
  right: var(--container-padding);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 300px;
  max-width: 400px;
  animation: slideIn 0.3s ease-out;
}

.toast-item.hiding {
  animation: slideOut 0.3s ease-out forwards;
}

.toast-item.success {
  border-left: 4px solid var(--color-success);
}

.toast-item.error {
  border-left: 4px solid var(--color-error);
}

.toast-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast-item.success .toast-icon {
  background: #dcfce7;
  color: var(--color-success);
}

.toast-item.error .toast-icon {
  background: #fee2e2;
  color: var(--color-error);
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--space-1);
}

.toast-message {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.toast-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  transition: var(--transition-fast);
}

.toast-close:hover {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
}

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

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

/* ============================================
   BACK TO TOP
   ============================================ */
.btn-back-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-white);
  color: var(--color-gray-600);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-base);
  z-index: var(--z-floating);
}

.btn-back-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-back-top:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-4px);
}

/* ============================================
   FOOTER PREMIUM
   ============================================ */
.footer-premium {
  background: var(--color-gray-900);
  color: var(--color-gray-400);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.footer-logo img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
}

.footer-logo-text {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-white);
}

.footer-description {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-5);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: var(--space-2);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3);
}

.footer-contact-item i {
  color: var(--color-primary);
  margin-top: 3px;
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copyright {
  font-size: var(--font-size-sm);
}

.footer-dev {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-xs);
  transition: var(--transition-fast);
}

.footer-dev:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
}

.footer-dev i {
  font-size: var(--font-size-lg);
  color: var(--color-primary);
}

/* ============================================
   BOTTOM NAV MOBILE
   ============================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  padding: env(safe-area-inset-bottom) 0 0;
  z-index: var(--z-navbar);
  display: flex;
  justify-content: space-around;
  padding-bottom: max(var(--space-2), env(safe-area-inset-bottom));
}

@media (min-width: 992px) {
  .bottom-nav {
    display: none;
  }
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-4);
  color: var(--color-gray-400);
  transition: var(--transition-fast);
  position: relative;
}

.bottom-nav-item i {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

.bottom-nav-item span {
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.bottom-nav-item.active {
  color: var(--color-primary);
}

.bottom-nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  width: 20px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full) var(--radius-full) 0 0;
}

.bottom-nav-badge {
  position: absolute;
  top: var(--space-1);
  right: var(--space-3);
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.65rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 767px) {
  :root {
    --navbar-height: 60px;
  }
  
  .floating-cart {
    display: none;
  }
  
  .btn-back-top {
    bottom: calc(70px + var(--space-4));
    right: var(--space-4);
  }
  
  .toast-container {
    left: var(--container-padding);
    right: var(--container-padding);
  }
  
  .toast-item {
    min-width: auto;
    max-width: none;
  }
}

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

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

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-300);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-400);
}

/* ============================================
   SELECTION
   ============================================ */
::selection {
  background: rgba(209, 58, 15, 0.2);
  color: var(--color-primary-dark);
}