/* Entertainment Page Styles */
/* Modern CSS Architecture for Entertainment Hub */

:root {
  /* Color Palette */
  --primary-color: #ff6f61;
  --secondary-color: #4a90e2;
  --accent-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --dark-color: #343a40;
  --light-color: #f8f9fa;
  --white: #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;
  --gray-700: #495057;
  --gray-800: #343a40;
  --gray-900: #212529;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #ff6f61 0%, #ff8a75 100%);
  --gradient-secondary: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
  --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);

  /* Typography */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;

  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius: 0.5rem;
  --border-radius-md: 0.75rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  --border-radius-2xl: 2rem;
  --border-radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

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

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--gray-100);
  overflow-x: hidden;
}

/* Enhanced Navigation Header */
.entertainment-header {
  background: var(--white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-base);
}

.logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-8);
  align-items: center;
}

.nav-menu a {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary-color);
  background-color: rgba(255, 111, 97, 0.1);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
  transform: translateX(-50%);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 80%;
}

/* Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  color: var(--gray-700);
  cursor: pointer;
  padding: var(--spacing-2);
}

/* Hero Section */
.entertainment-hero {
  background: var(--gradient-hero);
  color: var(--white);
  padding: var(--spacing-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.entertainment-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.15"/><circle cx="10" cy="60" r="0.8" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.6" fill="white" opacity="0.12"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-6);
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-6);
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-8);
  opacity: 0.9;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-6);
  margin-top: var(--spacing-12);
  animation: fadeInUp 1s ease-out 0.4s both;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-6);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.15);
}

.stat-number {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  display: block;
  margin-bottom: var(--spacing-2);
}

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

/* Search Bar in Hero */
.hero-search {
  max-width: 500px;
  margin: var(--spacing-8) auto 0;
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-6);
  padding-right: 60px;
  border: none;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-base);
  background: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: var(--transition-base);
}

.search-input:focus {
  outline: none;
  background: var(--white);
  box-shadow: var(--shadow-lg);
}

.search-button {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--border-radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition-base);
}

.search-button:hover {
  transform: translateY(-50%) scale(1.1);
}

/* Section Styles */
.entertainment-section {
  padding: var(--spacing-20) 0;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--spacing-6);
  padding-right: var(--spacing-6);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-16);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--spacing-4);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-full);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* Enhanced Video Section */
.video-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-12);
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--white);
  border: 2px solid var(--gray-300);
  color: var(--gray-700);
  padding: var(--spacing-3) var(--spacing-6);
  border-radius: var(--border-radius-full);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-base);
  font-size: var(--font-size-sm);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gradient-primary);
  border-color: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-12);
}

.video-card {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  position: relative;
}

.video-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.video-container {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.video-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  transition: var(--transition-base);
}

.video-card:hover .video-container iframe {
  transform: scale(1.05);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

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

.play-button {
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: var(--border-radius-full);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  cursor: pointer;
  transition: var(--transition-base);
}

.play-button:hover {
  background: var(--white);
  transform: scale(1.1);
}

.video-info {
  padding: var(--spacing-6);
}

.video-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: var(--spacing-3);
  line-height: 1.4;
}

.video-description {
  color: var(--gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  margin-bottom: var(--spacing-4);
}

.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.video-actions {
  display: flex;
  gap: var(--spacing-3);
}

.action-btn {
  background: none;
  border: none;
  color: var(--gray-500);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  font-size: var(--font-size-sm);
}

.action-btn:hover {
  color: var(--primary-color);
  background: rgba(255, 111, 97, 0.1);
}

/* Enhanced Games Section */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-8);
}

.game-card {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

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

.game-header {
  text-align: center;
  margin-bottom: var(--spacing-6);
}

.game-title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: var(--spacing-3);
}

.game-description {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--spacing-6);
}

.game-content {
  margin-bottom: var(--spacing-6);
}

/* Memory Game Styles */
.memory-game {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-3);
  margin: var(--spacing-6) 0;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.memory-card {
  aspect-ratio: 1;
  background: var(--gradient-card);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-base);
  border: 2px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  position: relative;
  overflow: hidden;
}

.memory-card:hover {
  transform: scale(1.05);
  border-color: var(--primary-color);
}

.memory-card.flipped {
  background: var(--gradient-primary);
  color: var(--white);
  transform: rotateY(180deg);
}

.memory-card.matched {
  background: var(--gradient-secondary);
  color: var(--white);
  cursor: default;
}

/* Game Controls */
.game-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.game-button {
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  padding: var(--spacing-4) var(--spacing-8);
  border-radius: var(--border-radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  font-size: var(--font-size-base);
  min-width: 140px;
}

.game-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.game-button:active {
  transform: translateY(0);
}

.game-button.secondary {
  background: var(--gradient-secondary);
}

.game-button.success {
  background: linear-gradient(135deg, var(--accent-color) 0%, #20c997 100%);
}

/* Quiz Styles */
.quiz-container {
  max-width: 600px;
  margin: 0 auto;
}

.question-card {
  background: var(--gray-100);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-6);
  text-align: center;
}

.question-text {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: var(--spacing-4);
}

.choices-container {
  display: grid;
  gap: var(--spacing-3);
}

.choice-button {
  background: var(--white);
  border: 2px solid var(--gray-300);
  color: var(--gray-700);
  padding: var(--spacing-4);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-base);
  text-align: left;
  font-size: var(--font-size-base);
}

.choice-button:hover {
  border-color: var(--primary-color);
  background: rgba(255, 111, 97, 0.05);
}

.choice-button.correct {
  background: rgba(40, 167, 69, 0.1);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.choice-button.incorrect {
  background: rgba(220, 53, 69, 0.1);
  border-color: var(--danger-color);
  color: var(--danger-color);
}

.result-card {
  margin: var(--spacing-6) 0;
  padding: var(--spacing-4);
  border-radius: var(--border-radius);
  text-align: center;
  font-weight: 600;
}

.result-card.correct {
  background: rgba(40, 167, 69, 0.1);
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}

.result-card.incorrect {
  background: rgba(220, 53, 69, 0.1);
  color: var(--danger-color);
  border: 1px solid var(--danger-color);
}

/* Enhanced Footer */
.entertainment-footer {
  background: var(--gray-800);
  color: var(--white);
  padding: var(--spacing-16) 0 var(--spacing-8);
  margin-top: var(--spacing-20);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-6);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-8);
}

.footer-section h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-4);
  color: var(--white);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-2);
}

.footer-section ul li a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition-base);
}

.footer-section ul li a:hover {
  color: var(--primary-color);
}

.social-links {
  display: flex;
  gap: var(--spacing-4);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--gray-700);
  color: var(--white);
  border-radius: var(--border-radius-full);
  text-decoration: none;
  transition: var(--transition-base);
}

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

.footer-bottom {
  text-align: center;
  margin-top: var(--spacing-8);
  padding-top: var(--spacing-8);
  border-top: 1px solid var(--gray-700);
  color: var(--gray-400);
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translateY(0);
  }
  40%, 43% {
    transform: translateY(-10px);
  }
  70% {
    transform: translateY(-5px);
  }
  90% {
    transform: translateY(-2px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-lg);
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .video-grid {
    grid-template-columns: 1fr;
  }

  .games-grid {
    grid-template-columns: 1fr;
  }

  .memory-game {
    grid-template-columns: repeat(3, 1fr);
  }

  .game-controls {
    flex-direction: column;
    align-items: center;
  }

  .video-filters {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: var(--spacing-2);
  }
}

@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }

  .memory-game {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .entertainment-section {
    padding: var(--spacing-12) 0;
  }
}

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

.hidden { display: none; }
.visible { display: block; }

.fade-in { animation: fadeInUp 0.6s ease-out; }
.pulse { animation: pulse 2s infinite; }
.bounce { animation: bounce 1s; }

.loading {
  opacity: 0.6;
  pointer-events: none;
}

.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Focus States for Accessibility */
button:focus,
input:focus,
.action-btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .entertainment-header,
  .entertainment-footer,
  .game-card,
  .video-card {
    box-shadow: none;
  }
  
  .entertainment-hero {
    background: var(--gray-100);
    color: var(--gray-800);
  }
}