/* ========================================
   YOOREKA Store CSS
   ======================================== */

/* CSS Variables */
:root {
  /* Colors - Matching portfolio aesthetic */
  --color-black: #000000;
  --color-white: #FFFFFF;
  --color-gray-light: #F5F5F5;
  --color-gray-medium: #E0E0E0;
  --color-gray-dark: #333333;
  --color-accent: #000000;
  --color-error: #DC2626;
  --color-success: #059669;
  
  /* Typography */
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Layout */
  --container-max-width: 1200px;
  --header-height: 80px;
  --header-height-mobile: 60px;
  
  /* Transitions */
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Z-index */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-overlay: 500;
  --z-notification: 600;
}

/* ========================================
   Base Styles
   ======================================== */

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  opacity: 0.7;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ========================================
   Header
   ======================================== */

.store-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  z-index: var(--z-sticky);
}

/* Top Bar */
.top-bar {
  background: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-xs) 0;
  font-size: var(--font-size-xs);
  text-align: center;
}

.top-bar-message {
  margin: 0;
  letter-spacing: 0.5px;
}

.store-nav {
  height: var(--header-height);
  border-bottom: 1px solid var(--color-gray-medium);
  position: relative;
}

.nav-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--spacing-lg);
}

.store-logo {
  font-family: var(--font-serif);
  text-align: center;
  text-decoration: none;
  color: var(--color-black);
}

.logo-text {
  font-size: var(--font-size-2xl);
  letter-spacing: 3px;
  font-weight: 300;
  margin: 0;
  transition: opacity var(--transition-base);
}

.store-logo:hover .logo-text {
  opacity: 0.7;
}

.nav-menu {
  display: flex;
  gap: calc(var(--spacing-xl) * 1.5);
  justify-content: flex-start;
}

.nav-link {
  font-size: var(--font-size-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-black);
  transition: width var(--transition-base);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

.nav-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.cart-count {
  position: absolute;
  top: 5px;
  right: 5px;
  background: var(--color-black);
  color: var(--color-white);
  font-size: 10px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
}

.language-toggle {
  background: none;
  border: none;
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  padding: var(--spacing-xs) var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.lang-option {
  transition: opacity var(--transition-base);
}

.lang-option.active {
  font-weight: 700;
}

.lang-option:not(.active):hover {
  opacity: 0.6;
}

.lang-divider {
  color: var(--color-gray-dark);
  font-weight: 300;
}

.mobile-menu-toggle {
  display: none;
  position: absolute;
  left: var(--spacing-lg);
}

/* Search Bar */
.search-bar {
  display: none; /* Hide search bar */
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-medium);
  padding: var(--spacing-md);
  transform: translateY(-100%);
  transition: transform var(--transition-base);
  z-index: var(--z-sticky);
}

.search-bar.active {
  transform: translateY(0);
}

.search-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-container form {
  display: flex;
  gap: var(--spacing-sm);
}

.search-input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-gray-medium);
  outline: none;
  transition: border-color var(--transition-base);
}

.search-input:focus {
  border-color: var(--color-black);
}

.search-submit {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-black);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

.search-submit:hover {
  opacity: 0.8;
}

.search-close {
  position: absolute;
  top: 50%;
  right: -40px;
  transform: translateY(-50%);
  font-size: var(--font-size-xl);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ========================================
   Main Content
   ======================================== */

main {
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  font-size: var(--font-size-2xl);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  font-weight: 300;
  letter-spacing: 1px;
}

/* Hero Section */
.hero-section {
  position: relative;
  height: calc(100vh - var(--header-height));
  min-height: 500px;
  overflow: hidden;
}

.hero-slider {
  height: 100%;
  position: relative;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

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

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

/* Hero Navigation */
.hero-nav {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 10;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--color-white);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-base);
}

.hero-dot:hover {
  background: rgba(255, 255, 255, 0.5);
}

.hero-dot.active {
  background: var(--color-white);
  width: 30px;
  border-radius: 5px;
}

.hero-slider .loading-spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  z-index: 1;
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--color-white);
  z-index: 2;
}

.hero-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
  font-weight: 300;
  letter-spacing: 2px;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
  letter-spacing: 1px;
}

.hero-button {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-2xl);
  background: var(--color-white);
  color: var(--color-black);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.hero-button:hover {
  background: var(--color-black);
  color: var(--color-white);
  opacity: 1;
}

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

.product-card {
  position: relative;
  background: var(--color-white);
  transition: transform var(--transition-base);
}

.product-card:hover {
  transform: translateY(-5px);
}

.product-link {
  display: block;
}

.product-image {
  position: relative;
  padding-bottom: 125%; /* 4:5 aspect ratio */
  overflow: hidden;
  background: var(--color-gray-light);
}

.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);
}

.badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  z-index: 1;
}

.badge.limited {
  background: var(--color-error);
}

.badge.sustainable {
  background: var(--color-success);
}

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

.product-name {
  font-size: var(--font-size-base);
  font-weight: 400;
  margin-bottom: var(--spacing-xs);
}

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

.rating-stars {
  color: #ffc107;
  letter-spacing: 2px;
}

.rating-count {
  color: var(--color-gray-dark);
  font-size: var(--font-size-xs);
}

.product-price {
  font-size: var(--font-size-base);
  font-weight: 500;
}

.product-compare-price {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
  text-decoration: line-through;
  opacity: 0.6;
}

.quick-add {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  opacity: 0;
  transform: translateY(100%);
  transition: all var(--transition-base);
}

.product-card:hover .quick-add {
  opacity: 1;
  transform: translateY(0);
}

/* Section Header */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.view-all-link {
  color: var(--color-black);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: opacity var(--transition-base);
}

.view-all-link:hover {
  opacity: 0.7;
}

/* Collections */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  min-height: 400px;
}

.collection-grid .loading-spinner {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-3xl) 0;
  color: var(--color-gray-dark);
}

.collection-card {
  position: relative;
  overflow: hidden;
  background: var(--color-black);
  display: block;
  text-decoration: none;
}

.collection-image-wrapper {
  position: relative;
  width: 100%;
  height: 400px;
  overflow: hidden;
  background: var(--color-gray-light);
}

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

.collection-card:hover .collection-image {
  opacity: 0.7;
  transform: scale(1.05);
}

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

.collection-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
  font-weight: 300;
  letter-spacing: 1px;
}

.collection-description {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

/* About Section */
.about-section {
  background: var(--color-gray-light);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-text {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.text-link {
  display: inline-block;
  border-bottom: 1px solid var(--color-black);
  padding-bottom: 2px;
  transition: all var(--transition-base);
}

.text-link:hover {
  opacity: 1;
  transform: translateX(5px);
}

/* Newsletter */
.newsletter {
  background: var(--color-black);
  color: var(--color-white);
}

.newsletter .section-title {
  color: var(--color-white);
}

.newsletter-subtitle {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.newsletter-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  gap: var(--spacing-sm);
}

.newsletter-input {
  flex: 1;
  padding: var(--spacing-md);
  background: var(--color-white);
  border: none;
  outline: none;
}

.newsletter-button {
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-white);
  color: var(--color-black);
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.newsletter-button:hover {
  background: var(--color-gray-light);
}

.newsletter-privacy {
  text-align: center;
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  opacity: 0.7;
}

/* ========================================
   Footer
   ======================================== */

.store-footer {
  background: var(--color-gray-light);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-title {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

.footer-links a:hover {
  opacity: 1;
}

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

.social-link {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--color-black);
  color: var(--color-white);
  opacity: 1;
}

.footer-email {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-gray-medium);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.copyright {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

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

.footer-bottom-links a {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

/* ========================================
   Cart Sidebar
   ======================================== */

.cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 400px;
  height: 100vh;
  background: var(--color-white);
  box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
}

.cart-sidebar.active {
  transform: translateX(0);
}

.cart-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-medium);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-header h3 {
  font-size: var(--font-size-lg);
  font-weight: 400;
}

.cart-close {
  font-size: var(--font-size-2xl);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.cart-empty {
  text-align: center;
  color: var(--color-gray-dark);
  padding: var(--spacing-2xl) 0;
}

.cart-item {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-light);
}

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

.cart-item-image {
  width: 80px;
  height: 100px;
  object-fit: cover;
  background: var(--color-gray-light);
}

.cart-item-details {
  flex: 1;
}

.cart-item-name {
  font-size: var(--font-size-base);
  font-weight: 400;
  margin-bottom: var(--spacing-xs);
}

.cart-item-variant {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-xs);
}

.cart-item-price {
  font-size: var(--font-size-base);
  font-weight: 500;
}

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

.quantity-decrease,
.quantity-increase {
  width: 30px;
  height: 30px;
  border: 1px solid var(--color-gray-medium);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  line-height: 1;
  padding: 0;
}

.quantity-decrease:hover,
.quantity-increase:hover {
  border-color: var(--color-black);
  background: var(--color-gray-light);
}

.quantity-value {
  min-width: 30px;
  text-align: center;
}

.cart-item-remove {
  font-size: var(--font-size-xl);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
  transition: opacity var(--transition-base);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.cart-item-remove:hover {
  opacity: 1;
}

.cart-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-gray-medium);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-lg);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
}

.cart-view-button,
.checkout-button {
  display: block;
  width: 100%;
  padding: var(--spacing-md);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-base);
}

.cart-view-button {
  border: 1px solid var(--color-black);
  color: var(--color-black);
}

.cart-view-button:hover {
  background: var(--color-gray-light);
  opacity: 1;
}

.checkout-button {
  background: var(--color-black);
  color: var(--color-white);
}

.checkout-button:hover {
  opacity: 0.8;
}

/* ========================================
   Mobile Menu
   ======================================== */

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: var(--color-white);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  z-index: var(--z-modal);
  overflow-y: auto;
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-medium);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-menu-title {
  font-size: var(--font-size-lg);
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.mobile-menu-close {
  font-size: var(--font-size-2xl);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu-nav {
  padding: var(--spacing-lg);
}

.mobile-menu-link {
  display: block;
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-base);
  border-bottom: 1px solid var(--color-gray-light);
  transition: all var(--transition-base);
}

.mobile-menu-link:hover {
  padding-left: var(--spacing-sm);
  opacity: 1;
}

/* ========================================
   Overlay
   ======================================== */

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-overlay);
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ========================================
   Notifications
   ======================================== */

.notification {
  position: fixed;
  top: calc(var(--header-height) + 30px + var(--spacing-lg));
  right: var(--spacing-lg);
  background: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: 4px;
  transform: translateX(400px);
  transition: transform var(--transition-base);
  z-index: var(--z-notification);
  max-width: 300px;
}

.notification.show {
  transform: translateX(0);
}

.notification-success {
  background: var(--color-success);
}

.notification-error {
  background: var(--color-error);
}

/* ========================================
   Loading States
   ======================================== */

.loading-spinner {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-gray-dark);
}

.error-message {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-error);
}

.no-products {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-gray-dark);
  grid-column: 1 / -1;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: var(--header-height-mobile);
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  /* Mobile Navigation */
  .top-bar {
    display: none;
  }
  
  .nav-container {
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-sm);
    padding: 0 var(--spacing-md);
  }
  
  .mobile-menu-toggle {
    display: flex;
    position: static;
  }
  
  .nav-menu {
    display: none;
  }
  
  .logo-text {
    font-size: var(--font-size-xl);
    letter-spacing: 2px;
  }
  
  .nav-actions {
    gap: var(--spacing-xs);
  }
  
  .nav-icon {
    width: 36px;
    height: 36px;
  }
  
  .language-toggle {
    padding: var(--spacing-xs);
    font-size: var(--font-size-xs);
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .section-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
  }
  
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .collection-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .cart-sidebar {
    width: 100%;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-button {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-bottom-links {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* Notifications */
.notification {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-black);
  color: var(--color-white);
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
  z-index: 9999;
  max-width: 400px;
}

.notification.show {
  transform: translateY(0);
  opacity: 1;
}

.notification-success {
  background: #4caf50;
}

.notification-error {
  background: #f44336;
}

.notification-warning {
  background: #ff9800;
}

.notification-info {
  background: #2196f3;
}

@media (max-width: 768px) {
  .notification {
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    right: var(--spacing-md);
    max-width: none;
  }
}

/* Product Reviews */
.product-reviews {
  padding: var(--spacing-3xl) 0;
}

.review-summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--color-gray-light);
}

.rating-overview {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-2xl);
}

.average-rating {
  text-align: center;
}

.rating-number {
  font-size: 48px;
  font-weight: 700;
  display: block;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.star-rating {
  font-size: 24px;
  color: #ffc107;
  margin-bottom: var(--spacing-xs);
}

.star-rating .star {
  display: inline-block;
}

.review-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
}

.rating-breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.rating-bar {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  gap: var(--spacing-sm);
  align-items: center;
}

.rating-label {
  font-size: var(--font-size-sm);
  text-align: right;
}

.bar-container {
  height: 8px;
  background: var(--color-gray-light);
  border-radius: 4px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: #ffc107;
  transition: width var(--transition-base);
}

.rating-percentage {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
}

/* Review Form */
.review-form-container {
  background: var(--color-white);
  border: 1px solid var(--color-gray-light);
  padding: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.review-form-container h3 {
  margin-bottom: var(--spacing-xl);
}

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

.review-form label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.review-form .required {
  color: var(--color-error);
}

.review-form input[type="text"],
.review-form textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-gray-medium);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-base);
}

.review-form input[type="text"]:focus,
.review-form textarea:focus {
  outline: none;
  border-color: var(--color-black);
}

.review-form textarea {
  resize: vertical;
  min-height: 120px;
}

.char-count {
  display: block;
  text-align: right;
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
  margin-top: var(--spacing-xs);
}

/* Star Selector */
.star-selector {
  display: flex;
  flex-direction: row-reverse;
  justify-content: flex-end;
  gap: var(--spacing-xs);
}

.star-selector input[type="radio"] {
  display: none;
}

.star-selector label {
  font-size: 24px;
  color: var(--color-gray-medium);
  cursor: pointer;
  transition: color var(--transition-base);
}

.star-selector input[type="radio"]:checked ~ label,
.star-selector label:hover,
.star-selector label:hover ~ label {
  color: #ffc107;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
}

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

/* Review List */
.review-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.review-item {
  border-bottom: 1px solid var(--color-gray-light);
  padding-bottom: var(--spacing-xl);
}

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

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

.review-author {
  font-weight: 500;
}

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

.review-rating {
  color: #ffc107;
  margin-bottom: var(--spacing-sm);
}

.review-title {
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.review-comment {
  line-height: 1.6;
  color: var(--color-gray-dark);
}

.review-verified {
  display: inline-block;
  font-size: var(--font-size-xs);
  color: var(--color-success);
  background: rgba(76, 175, 80, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: var(--spacing-sm);
}

.review-helpful {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
}

.review-helpful button {
  background: none;
  border: 1px solid var(--color-gray-medium);
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.review-helpful button:hover {
  border-color: var(--color-black);
}

.review-load-more {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

@media (max-width: 768px) {
  .review-summary {
    grid-template-columns: 1fr;
  }
  
  .rating-overview {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .rating-breakdown {
    max-width: 400px;
    margin: 0 auto;
  }
}