/* Sola Drift - Coastal Luxury E-commerce Styles */

:root {
  /* Coastal Color Palette */
  --primary-sun: #FFB84D;
  --primary-ocean: #4A90E2;
  --primary-coral: #FF6B6B;
  --primary-sage: #87C5A4;
  --primary-sand: #F5E6D3;
  --primary-navy: #2C3E50;
  --primary-cream: #FFF8F0;
  
  /* Neutrals */
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --medium-gray: #E9ECEF;
  --dark-gray: #6C757D;
  --black: #1A1A1A;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 50%;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--black);
  background-color: var(--primary-cream);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--primary-navy);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--dark-gray);
}

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

a:hover {
  color: var(--primary-ocean);
}

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

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

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-navy);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-sun), var(--primary-ocean));
  border-radius: var(--radius-md);
  color: var(--white);
  font-weight: 700;
  font-size: 1.2rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex: 1;
  justify-content: center;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  font-weight: 500;
  color: var(--primary-navy);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-ocean);
  transition: width var(--transition-base);
}

.nav-link:hover::after {
  width: 100%;
}

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

.search-container {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  width: 200px;
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-ocean);
  width: 250px;
}

.search-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  color: var(--primary-navy);
  font-size: 1.2rem;
}

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  color: var(--primary-navy);
  font-size: 1.3rem;
  position: relative;
  transition: color var(--transition-fast);
}

.icon-btn:hover {
  color: var(--primary-ocean);
}

.cart-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--primary-coral);
  color: var(--white);
  border-radius: var(--radius-full);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--primary-navy);
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-sun) 0%, var(--primary-ocean) 100%);
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--spacing-xl);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  text-decoration: none;
}

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

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

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

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

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

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

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

.section {
  padding: var(--spacing-xxl) 0;
}

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

.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-sm);
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-sun), var(--primary-ocean));
  border-radius: var(--radius-full);
}

/* Product Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.product-image {
  position: relative;
  width: 100%;
  padding-top: 125%;
  overflow: hidden;
  background: var(--light-gray);
}

.product-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--primary-coral);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  z-index: 1;
}

.product-badge.new {
  background: var(--primary-sage);
}

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

.product-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-navy);
}

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

.price-current {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-ocean);
}

.price-original {
  font-size: 1rem;
  color: var(--dark-gray);
  text-decoration: line-through;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.9rem;
  color: var(--dark-gray);
}

.stars {
  color: var(--primary-sun);
}

/* Filters & Sort */
.filters-section {
  background: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

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

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
}

.filter-label {
  font-weight: 600;
  color: var(--primary-navy);
  margin-right: var(--spacing-xs);
}

.filter-select,
.filter-input {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  background: var(--white);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.filter-select:focus,
.filter-input:focus {
  outline: none;
  border-color: var(--primary-ocean);
}

/* Product Page */
.product-page {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  margin-top: var(--spacing-xl);
}

.product-gallery {
  position: relative;
}

.main-image {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  cursor: zoom-in;
}

.thumbnail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-sm);
}

.thumbnail {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
}

.thumbnail:hover,
.thumbnail.active {
  border-color: var(--primary-ocean);
}

.product-details h1 {
  margin-bottom: var(--spacing-md);
}

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

.product-price-large .price-current {
  font-size: 2rem;
}

.product-description {
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.variant-selector {
  margin-bottom: var(--spacing-md);
}

.variant-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-navy);
}

.variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.variant-option {
  padding: var(--spacing-xs) var(--spacing-md);
  border: 2px solid var(--medium-gray);
  border-radius: var(--radius-md);
  background: var(--white);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.variant-option:hover {
  border-color: var(--primary-ocean);
}

.variant-option.selected {
  border-color: var(--primary-ocean);
  background: var(--primary-ocean);
  color: var(--white);
}

.quantity-selector {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.quantity-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--medium-gray);
  background: var(--white);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

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

.quantity-input {
  width: 60px;
  padding: var(--spacing-xs);
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 1rem;
}

.add-to-cart-btn {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

/* Reviews */
.reviews-section {
  margin-top: var(--spacing-xxl);
  padding-top: var(--spacing-xxl);
  border-top: 1px solid var(--medium-gray);
}

.review-card {
  background: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

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

.reviewer-name {
  font-weight: 600;
  color: var(--primary-navy);
}

.review-date {
  color: var(--dark-gray);
  font-size: 0.9rem;
}

/* Cart */
.cart-page {
  max-width: 1200px;
  margin: 0 auto;
}

.cart-items {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.cart-item {
  display: grid;
  grid-template-columns: 120px 1fr auto auto auto;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--medium-gray);
  align-items: center;
}

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

.cart-item-image {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.cart-item-details h3 {
  margin-bottom: var(--spacing-xs);
  font-size: 1rem;
}

.cart-item-variant {
  font-size: 0.9rem;
  color: var(--dark-gray);
}

.cart-item-price {
  font-weight: 600;
  color: var(--primary-ocean);
}

.cart-item-quantity {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.remove-item-btn {
  background: none;
  border: none;
  color: var(--primary-coral);
  cursor: pointer;
  font-size: 1.2rem;
  padding: var(--spacing-xs);
}

.cart-summary {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 100px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--medium-gray);
}

.summary-row.total {
  border-bottom: 2px solid var(--primary-navy);
  font-size: 1.2rem;
  font-weight: 700;
  padding-top: var(--spacing-sm);
}

.coupon-input {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
}

.checkout-btn {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1.1rem;
}

/* Checkout */
.checkout-page {
  max-width: 1000px;
  margin: 0 auto;
}

.checkout-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-navy);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-ocean);
}

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

.payment-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.payment-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border: 2px solid var(--medium-gray);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.payment-option:hover,
.payment-option.selected {
  border-color: var(--primary-ocean);
  background: var(--light-gray);
}

/* Promo Banner */
.promo-banner {
  background: linear-gradient(135deg, var(--primary-sun), var(--primary-coral));
  color: var(--white);
  text-align: center;
  padding: var(--spacing-md);
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.promo-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(255, 255, 255, 0.05) 10px,
    rgba(255, 255, 255, 0.05) 20px
  );
  animation: slide 20s linear infinite;
}

@keyframes slide {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.promo-banner p {
  position: relative;
  z-index: 1;
  color: var(--white);
  margin: 0;
}

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

.testimonial-card {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.testimonial-stars {
  color: var(--primary-sun);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--spacing-md);
  color: var(--dark-gray);
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-navy);
}

/* Trust Elements */
.trust-section {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  text-align: center;
}

.trust-item {
  padding: var(--spacing-md);
}

.trust-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-ocean);
}

.trust-title {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-navy);
}

.trust-text {
  font-size: 0.9rem;
  color: var(--dark-gray);
}

/* Footer */
.footer {
  background: var(--primary-navy);
  color: var(--white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xxl);
}

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

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.footer-section a:hover {
  color: var(--white);
}

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

.newsletter-input {
  flex: 1;
  padding: var(--spacing-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.newsletter-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.newsletter-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--primary-ocean);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
}

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

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--primary-ocean);
  transform: translateY(-2px);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .product-page {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .cart-item {
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-sm);
  }
  
  .cart-item-price,
  .cart-item-quantity {
    grid-column: 2;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: left var(--transition-base);
    z-index: 999;
  }
  
  .nav-links.mobile-open {
    left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .search-input {
    width: 150px;
  }
  
  .search-input:focus {
    width: 180px;
  }
  
  .hero {
    height: 60vh;
    min-height: 400px;
  }
  
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
  }
  
  .filters-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .filter-group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .filter-select,
  .filter-input {
    width: 100%;
  }
  
  .cart-page > div {
    grid-template-columns: 1fr !important;
  }
  
  .cart-item {
    grid-template-columns: 80px 1fr;
    grid-template-rows: auto auto auto;
  }
  
  .cart-item-price {
    grid-column: 2;
    grid-row: 2;
  }
  
  .cart-item-quantity {
    grid-column: 2;
    grid-row: 3;
  }
  
  .checkout-page > div {
    grid-template-columns: 1fr !important;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .logo {
    font-size: 1.2rem;
  }
  
  .logo-icon {
    width: 32px;
    height: 32px;
    font-size: 1rem;
  }
  
  .search-input {
    display: none;
  }
  
  .hero-content {
    padding: var(--spacing-md);
  }
  
  .products-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
  }
  
  .product-info {
    padding: var(--spacing-sm);
  }
  
  .container {
    padding: var(--spacing-md) var(--spacing-sm);
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* Loading States */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-xxl);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--medium-gray);
  border-top-color: var(--primary-ocean);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

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

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

.hidden {
  display: none;
}