/* ===================================
   KARAY DIGITAL - PREMIUM THEME STORE
   Modern Dark Theme CSS
   =================================== */

/* CSS Variables - Dark Theme Color Palette */
:root {
  /* Primary Colors */
  --primary-bg: #0a0a0a;
  --secondary-bg: #151515;
  --card-bg: #1a1a1a;
  --border-color: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --accent: #6366f1;
  --button-bg: #2a2a2a;
  --button-hover: #3a3a3a;
  --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  
  /* Additional Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;
  
  /* Glassmorphism */
  --glass-bg: rgba(26, 26, 26, 0.8);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Poppins', sans-serif;
  
  /* Spacing */
  --container-max-width: 1200px;
  --section-padding: 80px 0;
  --grid-gap: 30px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-bounce: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

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

a:hover {
  color: #8b5cf6;
}

/* Container */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Section */
.section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glassmorphism Effect */
.glassmorphism {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: var(--transition-normal);
}

.btn:hover:before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: var(--button-hover);
  border-color: var(--accent);
  transform: translateY(-1px);
  color: var(--text-primary);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: var(--transition-slow);
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition-normal);
}

.navbar {
  padding: 1rem 0;
}

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

.nav-brand .logo img {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 2rem;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.5rem 0;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient);
  border-radius: 1px;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.5rem 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--button-hover);
  color: var(--text-primary);
}

/* Navigation Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-btn,
.theme-btn,
.cart-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  transition: var(--transition-fast);
  position: relative;
}

.search-btn:hover,
.theme-btn:hover,
.cart-btn:hover {
  color: var(--text-primary);
  background: var(--button-hover);
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--accent);
  color: white;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

.auth-buttons {
  display: flex;
  gap: 0.5rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: var(--transition-fast);
  border-radius: 2px;
}

/* Global Search */
.global-search {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--secondary-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition-normal);
}

.global-search.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.5rem;
  gap: 0.5rem;
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  padding: 0.75rem 1rem;
  outline: none;
}

.search-input::placeholder {
  color: var(--text-secondary);
}

.search-submit,
.search-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  transition: var(--transition-fast);
}

.search-submit:hover,
.search-close:hover {
  color: var(--text-primary);
  background: var(--button-hover);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

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

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.8) 0%, rgba(21, 21, 21, 0.6) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.hero-search {
  margin-bottom: 3rem;
}

.hero-search .search-form {
  max-width: 500px;
  margin: 0 auto;
  padding: 0.75rem;
}

.hero-search .search-btn {
  background: var(--gradient);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-bounce);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-search .search-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 3rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.scroll-mouse {
  width: 24px;
  height: 40px;
  border: 2px solid var(--text-secondary);
  border-radius: 12px;
  margin: 0 auto 10px;
  position: relative;
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background: var(--text-secondary);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
  0%, 20% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(16px); opacity: 0; }
}

/* Featured Themes Section */
.featured-themes {
  background: var(--secondary-bg);
}

.featured-slider-container {
  position: relative;
}

.featured-slider .swiper-slide {
  width: 350px;
}

.swiper-button-next,
.swiper-button-prev {
  color: var(--accent);
  background: var(--card-bg);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  transition: var(--transition-normal);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
  background: var(--button-hover);
  transform: scale(1.1);
}

.swiper-button-next::after,
.swiper-button-prev::after {
  font-size: 18px;
}

.swiper-pagination-bullet {
  background: var(--border-color);
  opacity: 1;
}

.swiper-pagination-bullet-active {
  background: var(--accent);
}

/* Categories Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--grid-gap);
}

.category-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-bounce);
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition-normal);
  z-index: 0;
}

.category-card:hover::before {
  opacity: 0.1;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

.category-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--accent);
  position: relative;
  z-index: 1;
}

.category-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.category-count {
  color: var(--text-secondary);
  font-size: 0.875rem;
  position: relative;
  z-index: 1;
}

.category-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
  z-index: 2;
}

.category-card:hover .category-overlay {
  opacity: 1;
}

/* Popular Themes */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-tab {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition-fast);
  font-weight: 500;
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--grid-gap);
  margin-bottom: 3rem;
}

.load-more-container {
  text-align: center;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--grid-gap);
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition-normal);
}

.feature-card:hover::before {
  opacity: 0.05;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

/* Recent Themes */
.recent-themes {
  background: var(--secondary-bg);
}

.recent-slider-container {
  position: relative;
}

.slider-navigation {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.slider-btn {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-btn:hover {
  background: var(--button-hover);
  color: var(--text-primary);
  transform: scale(1.1);
}

/* Testimonials */
.testimonials-slider .swiper-slide {
  padding: 0 15px;
}

.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-rating {
  margin-bottom: 1rem;
}

.testimonial-rating .icon-star {
  color: #fbbf24;
  font-size: 1.25rem;
  margin: 0 2px;
}

.testimonial-text {
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 2rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: center;
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.author-info {
  text-align: left;
}

.author-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.author-title {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.company-logos {
  margin-top: 4rem;
  text-align: center;
}

.logos-title {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logos-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.company-logo {
  height: 40px;
  opacity: 0.6;
  transition: var(--transition-fast);
  filter: grayscale(100%);
}

.company-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* Stats Counter */
.stats-counter {
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--grid-gap);
}

.stat-card {
  text-align: center;
  padding: 2rem;
}

.stat-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Newsletter */
.newsletter {
  background: var(--secondary-bg);
}

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

.newsletter-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.newsletter-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.newsletter-form {
  margin-bottom: 1rem;
}

.form-group {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-input {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 1rem;
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
  color: var(--text-secondary);
}

.form-note {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background: var(--primary-bg);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  height: 40px;
  margin-bottom: 1rem;
}

.footer-description {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.social-link:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--text-primary);
}

/* Shopping Cart Sidebar */
.cart-sidebar {
  position: fixed;
  top: 0;
  right: -400px;
  width: 400px;
  height: 100vh;
  background: var(--card-bg);
  border-left: 1px solid var(--border-color);
  z-index: 1001;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.cart-sidebar.active {
  right: 0;
}

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.cart-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  transition: var(--transition-fast);
}

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

.cart-content {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
}

.cart-empty {
  text-align: center;
  padding: 3rem 0;
}

.cart-empty i {
  font-size: 4rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.cart-empty p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.total-amount {
  color: var(--accent);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: #8b5cf6;
  transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .hero-stats {
    gap: 2rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  /* Navigation */
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
  }
  
  .nav-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  
  .nav-list {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .auth-buttons {
    display: none;
  }
  
  /* Hero */
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  /* Sections */
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  /* Categories */
  .categories-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }
  
  /* Form */
  .form-group {
    flex-direction: column;
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
  
  /* Cart */
  .cart-sidebar {
    width: 100%;
    right: -100%;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
  
  .themes-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.p-0 { padding: 0; }
.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Selection */
::selection {
  background: var(--accent);
  color: white;
}

::-moz-selection {
  background: var(--accent);
  color: white;
}

/* Focus Styles */
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .header,
  .cart-sidebar,
  .back-to-top {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}