:root {
  --primary-color: #FF5722;
  --secondary-color: #4CAF50;
  --accent-color: #2196F3;
  --background-color: #FFF3E0;
  --text-color: #333;
}

body {
  font-family: 'Comic Neue', 'Bubblegum Sans', cursive;
  background-color: var(--background-color);
  background-image: 
    linear-gradient(rgba(255, 87, 34, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 87, 34, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
}

.game-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: #ffffff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.game-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  background-color: var(--background-color);
  padding: 15px;
  border-radius: 15px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.score, .streak, .level {
  font-size: 1.3rem;
  font-weight: bold;
  padding: 10px 20px;
  border-radius: 20px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  background-color: white;
}

.score {
  color: var(--primary-color);
}

.streak {
  color: var(--accent-color);
}

.level {
  color: var(--secondary-color);
}

.game-board {
  width: 100%;
  background-color: #FFF9C4;
  border-radius: 15px;
  position: relative;
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
  box-sizing: border-box;
}

.sound-panel {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.play-sound-btn {
  background-color: var(--accent-color);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 15px 30px;
  font-size: 1.2rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.play-sound-btn:hover {
  background-color: #1976D2;
  transform: scale(1.05);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.play-sound-btn:active {
  transform: scale(0.98);
}

.sound-icon {
  font-size: 1.5rem;
}

.animals-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.animal-card {
  background-color: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.animal-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.animal-card.selected {
  border: 4px solid var(--primary-color);
  transform: scale(1.05);
}

.animal-card.correct {
  border: 4px solid var(--secondary-color);
  animation: correct-animation 0.5s ease;
}

.animal-card.incorrect {
  border: 4px solid #F44336;
  animation: incorrect-animation 0.5s ease;
}

@keyframes correct-animation {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@keyframes incorrect-animation {
  0%, 100% {
    transform: translateX(0);
  }
  20%, 60% {
    transform: translateX(-10px);
  }
  40%, 80% {
    transform: translateX(10px);
  }
}

.animal-image {
  width: 100%;
  height: 120px;
  object-fit: contain;
  background-color: #FFF9C4;
  transition: all 0.3s ease;
}

.animal-name {
  padding: 10px;
  font-weight: bold;
  color: var(--text-color);
  font-size: 1.1rem;
}

.feedback {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  font-weight: bold;
  color: white;
  padding: 20px 40px;
  border-radius: 15px;
  z-index: 100;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  animation: feedback-animation 1.5s ease-out forwards;
}

.feedback.correct {
  background-color: var(--secondary-color);
}

.feedback.incorrect {
  background-color: #F44336;
}

@keyframes feedback-animation {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
  20% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
  }
  80% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
}

.streak-popup {
  position: fixed;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: bold;
  color: white;
  padding: 15px 30px;
  border-radius: 15px;
  background-color: var(--accent-color);
  z-index: 100;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  animation: streak-animation 2s ease-out forwards;
}

@keyframes streak-animation {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
  20% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
  }
  80% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -200%) scale(0.8);
  }
}

.game-controls {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
}

#start-button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 30px;
  font-size: 1.2rem;
  font-weight: bold;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#start-button:hover {
  background-color: #E64A19;
  transform: scale(1.05);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.sound-btn {
  background-color: var(--secondary-color);
  color: white;
  border: none;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
}

.sound-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.instructions {
  background-color: var(--background-color);
  padding: 15px;
  border-radius: 15px;
  margin-top: 20px;
}

.instructions h3 {
  color: var(--primary-color);
  margin-top: 0;
}

.instructions p {
  margin: 8px 0;
}

.level-up, .game-over {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
  z-index: 200;
}

.level-up.show, .game-over.show {
  opacity: 1;
  pointer-events: all;
}

.level-up-text, .game-over-text {
  color: white;
  font-size: 3rem;
  margin-bottom: 15px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.final-score {
  color: var(--accent-color);
  font-size: 2rem;
  margin-bottom: 30px;
}

.confetti {
  position: fixed;
  z-index: 190;
  pointer-events: none;
  mix-blend-mode: screen;
  will-change: transform, opacity;
}

@media (max-width: 768px) {
  .game-info {
    flex-direction: column;
    gap: 10px;
    align-items: stretch;
  }
  
  .animals-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

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