/* MCQ Practice Game Styles */
/* Using the website's existing CSS variables from modern.css */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.hero-section {
  background: radial-gradient(at top left, #4a00e0, transparent 70%),
              radial-gradient(at bottom right, #8e2de2, var(--background) 100%);
  color: var(--text-primary);
  padding: 4rem 2rem;
  text-align: center;
  margin-bottom: 3rem;
  border-radius: var(--border-radius);
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  font-family: 'Dela Gothic One', cursive;
}

.hero-description {
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
  opacity: 0.9;
}

/* Game Stats */
.game-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: linear-gradient(135deg, var(--card-bg) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15), 0 4px 8px rgba(0, 0, 0, 0.1);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  border-color: rgba(255, 255, 255, 0.12);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card .material-symbols-rounded {
  font-size: 2rem;
  color: var(--accent-blue);
  transition: all 0.3s ease;
}

.stat-card:hover .material-symbols-rounded {
  transform: scale(1.1);
  color: var(--accent-purple);
}

.stat-info h3 {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-info p {
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.sound-toggle {
  background: var(--accent-blue);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 16px;
  min-width: 80px;
  justify-content: center;
}

.sound-toggle .material-symbols-rounded {
  font-size: 20px;
}

.sound-toggle .toggle-status {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sound-toggle:hover {
  background: #4f46e5;
  transform: scale(1.05);
}

.sound-toggle:active {
  transform: scale(0.95);
}

.sound-toggle[aria-label*="Disable"] {
  background: var(--error-color, #ef4444);
}

.sound-toggle[aria-label*="Disable"]:hover {
  background: #d32f2f;
}

/* Game Area */
.game-area {
  background: linear-gradient(135deg, var(--card-bg) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  min-height: 500px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

.game-area::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
  opacity: 0.3;
}

/* Welcome Screen */
.welcome-screen {
  text-align: center;
}

.welcome-content h2 {
  color: var(--text-primary);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.welcome-content p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.game-rules {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: left;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.game-rules h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-align: center;
}

.game-rules ul {
  list-style: none;
  padding: 0;
}

.game-rules li {
  color: var(--text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.game-rules li:last-child {
  border-bottom: none;
}

.game-rules li:before {
  content: "🎯";
  margin-right: 0.5rem;
}

.start-button {
  background: var(--accent-blue);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 auto;
}

.start-button:hover {
  background: #4f46e5;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(93, 143, 219, 0.3);
}

/* Question Screen */
.question-container {
  max-width: 800px;
  margin: 0 auto;
}

.question-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.question-counter {
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 500;
}

.timer-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.timer-bar {
  width: 180px;
  height: 10px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.timer-fill {
  height: 100%;
  background: var(--accent-blue);
  transition: width 0.1s ease, background 0.3s ease;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4), inset 0 1px 2px rgba(255, 255, 255, 0.2);
  width: 100%;
  position: relative;
}

.timer-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), transparent);
  border-radius: 6px;
  pointer-events: none;
}

.timer-text {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.1rem;
  min-width: 35px;
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.question-content {
  margin-bottom: 2rem;
}

.question-content h3 {
  color: var(--text-primary);
  font-size: 1.3rem;
  line-height: 1.6;
  margin-bottom: 0;
}

/* Answer Options */
.answer-options {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.answer-option {
  background: linear-gradient(135deg, var(--card-bg) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
}

.answer-option::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.answer-option:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
  border-color: var(--accent-blue);
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
}

.answer-option:hover::before {
  opacity: 0.05;
}

.answer-option.selected {
  background: linear-gradient(135deg, var(--accent-blue), #4f46e5);
  color: white;
  border-color: var(--accent-blue);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

.answer-option.correct {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  border-color: #10b981;
  animation: correctPulse 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(1.02);
}

.answer-option.incorrect {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
  border-color: #ef4444;
  animation: incorrectShake 0.6s cubic-bezier(0.36, 0, 0.66, -0.56);
}

.answer-option.disabled {
  pointer-events: none;
  opacity: 0.6;
  transform: none !important;
}

.answer-letter {
  background: linear-gradient(135deg, var(--accent-blue), #4f46e5);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.answer-option:hover .answer-letter {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.answer-option.selected .answer-letter {
  background: linear-gradient(135deg, white, #f3f4f6);
  color: var(--accent-blue);
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.3);
}

.answer-option.correct .answer-letter {
  background: linear-gradient(135deg, white, #f0fdf4);
  color: #10b981;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.answer-option.incorrect .answer-letter {
  background: linear-gradient(135deg, white, #fef2f2);
  color: #ef4444;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.question-footer {
  text-align: center;
}

.skip-button {
  background: transparent;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 auto;
}

.skip-button:hover {
  background: var(--accent-blue);
  color: white;
}

/* Result Screen */
.result-screen {
  text-align: center;
}

.result-content {
  max-width: 600px;
  margin: 0 auto;
}

.result-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.result-icon .material-symbols-rounded {
  color: #10b981;
}

.result-icon.incorrect .material-symbols-rounded {
  color: #ef4444;
}

.result-title {
  color: var(--text-primary);
  font-size: 2rem;
  margin-bottom: 1rem;
}

.result-message {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.result-details {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.result-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.result-stat:last-child {
  border-bottom: none;
}

.result-stat span:first-child {
  color: var(--text-secondary);
}

.result-stat span:last-child {
  color: var(--text-primary);
  font-weight: 700;
}

.correct-answer, .explanation {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: left;
}

.correct-answer h4, .explanation h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.correct-answer p, .explanation p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.next-button {
  background: var(--accent-blue);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 auto;
}

.next-button:hover {
  background: #4f46e5;
  transform: translateY(-2px);
}

/* Game Over Screen */
.game-over-screen {
  text-align: center;
}

.game-over-content h2 {
  color: var(--text-primary);
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

.final-stats {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.final-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.final-stat:last-child {
  border-bottom: none;
}

.stat-label {
  color: var(--text-secondary);
}

.stat-value {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.2rem;
}

.game-over-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.play-again-button, .home-button {
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.play-again-button {
  background: var(--accent-blue);
  color: white;
  border: none;
}

.play-again-button:hover {
  background: #4f46e5;
  transform: translateY(-2px);
}

.home-button {
  background: transparent;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
}

.home-button:hover {
  background: var(--accent-blue);
  color: white;
  transform: translateY(-2px);
}

/* Progress Section */
.progress-section {
  margin-bottom: 3rem;
}

.progress-bar {
  width: 100%;
  height: 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, var(--accent-blue));
  border-radius: 6px;
  transition: width 0.5s ease;
  width: 0%;
}

.progress-text {
  color: var(--text-secondary);
  text-align: center;
  font-size: 1.1rem;
}

/* Leaderboard */
.leaderboard-section {
  margin-bottom: 3rem;
}

.leaderboard-section h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.leaderboard {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  max-width: 500px;
  margin: 0 auto;
}

.leaderboard-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.leaderboard-entry:last-child {
  border-bottom: none;
}

.leaderboard-entry .rank {
  color: var(--accent-blue);
  font-weight: 700;
  font-size: 1.2rem;
}

.leaderboard-entry .score {
  color: var(--text-primary);
  font-weight: 700;
}

.leaderboard-entry .date {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Resources Section */
.resources-section {
  margin-bottom: 3rem;
}

.resources-section h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.resource-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.resource-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-color: var(--accent-blue);
  background-color: rgba(255, 255, 255, 0.04);
}

.resource-link .material-symbols-rounded {
  font-size: 2rem;
  color: var(--accent-blue);
}

.resource-link span:last-child {
  font-weight: 500;
}

/* Animations */
@keyframes correctPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes incorrectShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

@keyframes scorePopup {
  0% { transform: scale(0) translateY(0); opacity: 0; }
  50% { transform: scale(1.2) translateY(-20px); opacity: 1; }
  100% { transform: scale(1) translateY(-40px); opacity: 0; }
}

.score-popup {
  position: absolute;
  color: #10b981;
  font-weight: 700;
  font-size: 1.2rem;
  pointer-events: none;
  animation: scorePopup 1s ease-out forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .container {
    padding: 1rem;
  }
  
  .game-area {
    padding: 2rem 1rem;
  }
  
  .game-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .question-header {
    flex-direction: column;
    gap: 1rem;
  }
  
  .timer-bar {
    width: 150px;
  }
  
  .answer-option {
    padding: 1rem;
    font-size: 1rem;
  }
  
  .game-over-actions {
    flex-direction: column;
  }
  
  .resources-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-section {
    padding: 2rem 1rem;
  }
  
  .hero-content h1 {
    font-size: 1.75rem;
  }
  
  .game-stats {
    grid-template-columns: 1fr;
  }
  
  .stat-card {
    padding: 1rem;
  }
  
  .welcome-content h2,
  .game-over-content h2 {
    font-size: 2rem;
  }
  
  .question-content h3 {
    font-size: 1.1rem;
  }
  
  .answer-option {
    padding: 0.75rem;
    font-size: 0.9rem;
  }
  
  .answer-letter {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }
}