/* Google Play Store Clone - CSS */

:root {
  --primary-color: #1976d2;
  --primary-dark: #1565c0;
  --primary-light: #42a5f5;
  --accent-color: #00c853;
  --background: #ffffff;
  --surface: #f8f9fa;
  --surface-variant: #e3f2fd;
  --on-surface: #202124;
  --on-surface-variant: #5f6368;
  --border-color: #dadce0;
  --shadow: rgba(60, 64, 67, 0.3);
  --shadow-light: rgba(60, 64, 67, 0.15);
  --radius: 8px;
  --radius-large: 16px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Roboto', 'Google Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--background);
  color: var(--on-surface);
  line-height: 1.5;
  font-size: 14px;
}

/* Header */
.header {
  background: var(--background);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px var(--shadow-light);
}

.header-content {
  display: flex;
  align-items: center;
  padding: 0 24px;
  height: 64px;
  max-width: 1200px;
  margin: 0 auto;
  gap: 24px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-button {
  background: none;
  border: none;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--on-surface-variant);
  transition: var(--transition);
}

.menu-button:hover {
  background-color: var(--surface);
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Google Sans', sans-serif;
  font-weight: 500;
  font-size: 20px;
  color: var(--on-surface);
}

.play-icon {
  color: var(--primary-color);
}

.search-container {
  flex: 1;
  max-width: 720px;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 0 16px;
  height: 48px;
  transition: var(--transition);
}

.search-box:hover {
  box-shadow: 0 2px 8px var(--shadow-light);
}

.search-box:focus-within {
  border-color: var(--primary-color);
  box-shadow: 0 2px 8px var(--shadow-light);
}

.search-icon {
  color: var(--on-surface-variant);
  margin-right: 12px;
}

.search-input {
  flex: 1;
  border: none;
  background: none;
  outline: none;
  font-size: 16px;
  color: var(--on-surface);
}

.search-input::placeholder {
  color: var(--on-surface-variant);
}

.mic-button {
  background: none;
  border: none;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--on-surface-variant);
  transition: var(--transition);
}

.mic-button:hover {
  background-color: var(--surface-variant);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-button {
  background: none;
  border: none;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--on-surface-variant);
  transition: var(--transition);
}

.icon-button:hover {
  background-color: var(--surface);
}

.profile-button {
  background: none;
  border: none;
  padding: 4px;
  border-radius: 50%;
  cursor: pointer;
}

.profile-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

/* Navigation Tabs */
.nav-tabs {
  background: var(--background);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 64px;
  z-index: 99;
}

.nav-content {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  text-decoration: none;
  color: var(--on-surface-variant);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.nav-tab:hover {
  color: var(--primary-color);
  background-color: var(--surface);
}

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

.nav-tab .material-icons {
  font-size: 20px;
}

/* Main Content */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

/* Featured Banner */
.featured-banner {
  margin-bottom: 32px;
}

.banner-content {
  position: relative;
  border-radius: var(--radius-large);
  overflow: hidden;
  height: 240px;
}

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

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%);
  display: flex;
  align-items: center;
  padding: 32px;
}

.banner-info {
  color: white;
}

.banner-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 8px;
  font-family: 'Google Sans', sans-serif;
}

.banner-description {
  font-size: 16px;
  margin-bottom: 20px;
  opacity: 0.9;
}

/* Section Styling */
.section-title {
  font-size: 20px;
  font-weight: 500;
  color: var(--on-surface);
  margin-bottom: 16px;
  font-family: 'Google Sans', sans-serif;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.see-more {
  background: none;
  border: none;
  color: var(--primary-color);
  font-weight: 500;
  cursor: pointer;
  padding: 8px 16px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.see-more:hover {
  background-color: var(--surface-variant);
}

/* Categories */
.categories-section {
  margin-bottom: 48px;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
}

.category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  background: var(--surface);
  border-radius: var(--radius-large);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.category-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-light);
}

.category-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.category-item span {
  font-weight: 500;
  color: var(--on-surface);
}

/* Games Section */
.games-section {
  margin-bottom: 48px;
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.game-card {
  background: var(--background);
  border-radius: var(--radius-large);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--shadow);
}

.game-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}

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

.game-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  opacity: 0;
  transition: var(--transition);
}

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

.quick-install {
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 2px 8px var(--shadow);
}

.quick-install:hover {
  background: white;
  transform: scale(1.1);
}

.game-info {
  padding: 16px;
}

.game-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--on-surface);
  margin-bottom: 4px;
  font-family: 'Google Sans', sans-serif;
}

.game-developer {
  color: var(--on-surface-variant);
  font-size: 13px;
  margin-bottom: 8px;
}

.game-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.stars {
  display: flex;
  gap: 2px;
}

.stars.small .material-icons {
  font-size: 16px;
}

.star {
  color: #ffa000;
  font-size: 18px;
}

.star-half {
  color: #ffa000;
  font-size: 18px;
}

.star-outline {
  color: var(--border-color);
  font-size: 18px;
}

.rating-text {
  font-size: 13px;
  color: var(--on-surface-variant);
  font-weight: 500;
}

.game-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tag {
  background: var(--surface-variant);
  color: var(--primary-color);
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

/* Install Buttons */
.install-button {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 20px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-size: 14px;
}

.install-button:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow);
}

.install-button.featured {
  background: var(--accent-color);
  font-size: 16px;
  padding: 14px 28px;
}

.install-button.featured:hover {
  background: #00a844;
}

.install-button.small {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: 16px;
}

/* Charts Section */
.charts-section {
  margin-bottom: 48px;
}

.chart-tabs {
  display: flex;
  gap: 16px;
}

.chart-tab {
  background: none;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 500;
  color: var(--on-surface-variant);
  transition: var(--transition);
}

.chart-tab.active,
.chart-tab:hover {
  background: var(--surface-variant);
  color: var(--primary-color);
}

.chart-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chart-item {
  display: flex;
  align-items: center;
  padding: 16px;
  background: var(--surface);
  border-radius: var(--radius-large);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.chart-item:hover {
  background: var(--background);
  box-shadow: 0 2px 8px var(--shadow-light);
}

.chart-position {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--on-surface-variant);
  margin-right: 16px;
}

.chart-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius);
  margin-right: 16px;
}

.chart-info {
  flex: 1;
}

.chart-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--on-surface);
  margin-bottom: 4px;
  font-family: 'Google Sans', sans-serif;
}

.chart-developer {
  color: var(--on-surface-variant);
  font-size: 13px;
  margin-bottom: 8px;
}

.chart-rating {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Footer */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border-color);
  margin-top: 64px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--on-surface-variant);
  text-decoration: none;
  font-size: 13px;
  transition: var(--transition);
}

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

.footer-text {
  color: var(--on-surface-variant);
  font-size: 12px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    padding: 0 16px;
    gap: 12px;
  }
  
  .search-container {
    display: none;
  }
  
  .nav-content {
    padding: 0 16px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  
  .nav-content::-webkit-scrollbar {
    display: none;
  }
  
  .nav-tab {
    white-space: nowrap;
    padding: 16px;
  }
  
  .main-content {
    padding: 16px;
  }
  
  .banner-content {
    height: 200px;
  }
  
  .banner-overlay {
    padding: 20px;
  }
  
  .banner-title {
    font-size: 24px;
  }
  
  .games-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 16px;
  }
  
  .categories-grid {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .chart-tabs {
    flex-wrap: wrap;
  }
  
  .footer-links {
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .header-left .logo .logo-text {
    display: none;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
  }
  
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .chart-item {
    padding: 12px;
  }
  
  .chart-icon {
    width: 48px;
    height: 48px;
    margin-right: 12px;
  }
}

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

.game-card {
  animation: fadeIn 0.3s ease-out;
}

.game-card:nth-child(1) { animation-delay: 0.1s; }
.game-card:nth-child(2) { animation-delay: 0.2s; }
.game-card:nth-child(3) { animation-delay: 0.3s; }
.game-card:nth-child(4) { animation-delay: 0.4s; }

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

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

/* Focus and Accessibility */
button:focus,
a:focus,
input:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

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

::-webkit-scrollbar-thumb:hover {
  background: var(--on-surface-variant);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --shadow: rgba(0, 0, 0, 0.5);
    --shadow-light: rgba(0, 0, 0, 0.3);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Add these to styles.css */
/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: white;
  padding: 32px;
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
  position: relative;
  animation: fadeIn 0.3s ease-out;
}

.close-modal {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--on-surface-variant);
}

.download-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-radius: 8px;
  border: none;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.download-btn.windows {
  background: #0078d7;
  color: white;
}

.download-btn.mac {
  background: #555;
  color: white;
}

.download-btn.linux {
  background: #333;
  color: white;
}

.download-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* Profile and Main Menu Styles */
.profile-menu, .main-menu {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100%;
  background: white;
  box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: right 0.3s ease-out;
  overflow-y: auto;
}

.profile-menu.active, .main-menu.active {
  right: 0;
}

.profile-header {
  padding: 32px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.profile-img-large {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin-bottom: 16px;
}

.menu-items {
  padding: 16px 0;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  text-decoration: none;
  color: var(--on-surface);
  transition: var(--transition);
}

.menu-item:hover {
  background: var(--surface);
}

.menu-item .material-icons {
  color: var(--on-surface-variant);
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

.overlay.active {
  display: block;
}