/* ===================================
   Zesttfull E-commerce - Main Styles
   =================================== */

/* CSS Variables for Theme Colors */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #e74c3c;
  --accent-color: #3498db;
  --dark-color: #1a1a1a;
  --light-color: #ecf0f1;
  --white: #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;
  --gray-700: #495057;
  --gray-800: #343a40;
  --success-color: #27ae60;
  --warning-color: #f39c12;
  --danger-color: #e74c3c;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Typography */
  --font-primary: 'Lato', sans-serif;
  --font-secondary: 'Lato', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--dark-color);
  background-color: var(--white);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  transition: var(--transition-fast);
}

input,
textarea,
select {
  font-family: inherit;
  border: 1px solid var(--gray-300);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--spacing-md);
}

/* Header Styles */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-top {
  background-color: var(--primary-color);
  color: var(--white);
  padding: var(--spacing-xs) 0;
  font-size: 0.875rem;
}

.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-top-links a {
  color: var(--white);
  margin-left: var(--spacing-md);
  opacity: 0.9;
}

.header-top-links a:hover {
  opacity: 1;
}

.header-main {
  padding: var(--spacing-md) 0;
}

.header-main .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.logo {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo i {
  color: var(--secondary-color);
  font-size: 1.5rem;
}

.logo-text {
  color: var(--primary-color);
  background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-color) 60%, var(--secondary-color) 60%, var(--secondary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  display: inline-block;
}

/* Fallback for browsers that don't support background-clip */
@supports not (background-clip: text) {
  .logo-text {
    color: var(--primary-color);
    -webkit-text-fill-color: inherit;
  }
}

/* Search Bar */
.search-bar {
  flex: 1;
  max-width: 500px;
  position: relative;
}

.search-bar input {
  width: 100%;
  padding: 0.75rem 3rem 0.75rem 1rem;
  border-radius: var(--radius-lg);
  border: 2px solid var(--gray-300);
}

.search-bar button {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
}

.search-bar button:hover {
  background-color: #c0392b;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-action-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--dark-color);
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.header-action-btn:hover {
  background-color: var(--gray-100);
}

.header-action-btn i {
  font-size: 1.25rem;
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background-color: var(--secondary-color);
  color: var(--white);
  font-size: 0.75rem;
  padding: 0.15rem 0.4rem;
  border-radius: 50%;
  min-width: 20px;
  text-align: center;
}

/* Navigation */
.nav {
  background-color: var(--gray-100);
  border-top: 1px solid var(--gray-300);
}

.nav-list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  padding: 0;
}

.nav-item a {
  display: block;
  padding: var(--spacing-md);
  color: var(--dark-color);
  font-weight: 500;
  position: relative;
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background-color: var(--secondary-color);
  transition: var(--transition-normal);
}

.nav-item a.active::after {
  width: 80%;
}

.nav-item a:hover:not(.active) {
  color: var(--secondary-color);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--dark-color);
  background: none;
  border: none;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  height: 500px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  z-index: 2;
  max-width: 600px;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.8s ease;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s ease;
}

.hero .btn {
  animation: fadeInUp 1.2s ease;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  text-align: center;
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: #c0392b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: #1a252f;
}

.btn-outline {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background-color: transparent;
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

/* Section Styles */
.section {
  padding: var(--spacing-xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
}

/* Category Cards */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.category-card {
  position: relative;
  height: 350px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.category-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.category-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.category-card:hover .category-card-image {
  transform: scale(1.1);
}

.category-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: var(--white);
  padding: var(--spacing-lg);
}

.category-card h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xs);
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.product-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  position: relative;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.product-image-wrapper {
  position: relative;
  overflow: hidden;
  height: 300px;
  background-color: var(--gray-100);
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
}

.product-actions {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  opacity: 0;
  transform: translateX(20px);
  transition: var(--transition-normal);
}

.product-card:hover .product-actions {
  opacity: 1;
  transform: translateX(0);
}

.product-action-btn {
  width: 40px;
  height: 40px;
  background-color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.product-action-btn:hover {
  background-color: var(--secondary-color);
  color: var(--white);
}

.product-info {
  padding: var(--spacing-md);
}

.product-category {
  font-size: 0.875rem;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xs);
}

.product-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--dark-color);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--spacing-sm);
}

.stars {
  color: var(--warning-color);
  font-size: 0.875rem;
}

.rating-count {
  font-size: 0.875rem;
  color: var(--gray-600);
}

.product-price {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.price-current {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary-color);
}

.price-original {
  font-size: 1.125rem;
  color: var(--gray-500);
  text-decoration: line-through;
}

.product-add-cart {
  width: 100%;
  padding: 0.75rem;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition-fast);
}

.product-add-cart:hover {
  background-color: var(--dark-color);
}

/* Footer */
.footer {
  background-color: var(--dark-color);
  color: var(--gray-300);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.footer-section p {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--gray-300);
  transition: var(--transition-fast);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background-color: var(--gray-800);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px);
}

.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: none;
}

.newsletter-form button {
  padding: 0.75rem 1.5rem;
  background-color: var(--secondary-color);
  color: var(--white);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.newsletter-form button:hover {
  background-color: #c0392b;
}

/* Promo Cards */
.promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.promo-card {
  text-align: center;
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.promo-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.promo-card i {
  font-size: 3rem;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-md);
}

.promo-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.promo-card p {
  color: var(--gray-600);
}

/* Newsletter Section */
.newsletter-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  color: var(--white);
}

.newsletter-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.newsletter-content h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.newsletter-content p {
  margin-bottom: var(--spacing-lg);
  font-size: 1.125rem;
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--gray-500);
  font-size: 0.875rem;
}

.payment-methods {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.payment-icon {
  font-size: 2rem;
  opacity: 0.7;
}

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

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

/* Loading Spinner */
.loading {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 4px solid var(--gray-300);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

/* Toast Notifications */
#toastContainer {
  position: fixed;
  top: 100px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 400px;
  pointer-events: none;
}

.toast {
  background-color: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 300px;
  animation: slideInRight 0.3s ease;
  pointer-events: auto;
}

@keyframes slideInRight {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

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

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

/* Utility Classes */
.text-center {
  text-align: center;
}

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.d-none {
  display: none;
}

.d-block {
  display: block;
}

.d-flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

.align-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }