.tetris-game {
  text-align: center;
  padding: 2rem;
}

.tetris-game h1 {
  margin-bottom: 2rem;
  font-size: 2.5rem;
}

.game-info {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin: 0 auto 1rem;
  flex-wrap: wrap;
}

.score-container {
  background: var(--card-bg);
  border: 2px solid var(--card-border-color);
  border-radius: 8px;
  padding: 0.75rem 1.5rem;
}

.score-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  color: var(--text-muted-color);
  margin-bottom: 0.25rem;
}

.score, .lines {
  font-size: 1.5rem;
  font-weight: bold;
}

.reset-button, .retry-button {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  background: var(--link-color);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.reset-button:hover, .retry-button:hover {
  opacity: 0.8;
}

.instructions {
  max-width: 600px;
  margin: 0 auto 2rem;
  padding: 1rem;
  background: var(--card-bg);
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-muted-color);
}

.game-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

#tetrisCanvas {
  background: #1a1a1a;
  border: 2px solid var(--card-border-color);
  border-radius: 8px;
}

.hold-piece, .next-pieces {
  background: var(--card-bg);
  border: 2px solid var(--card-border-color);
  border-radius: 8px;
  padding: 0.75rem;
}

.hold-piece h3, .next-pieces h3 {
  margin-bottom: 0.5rem;
  margin-top: 0;
  font-size: 1rem;
}

#holdCanvas,
#next1Canvas,
#next2Canvas,
#next3Canvas,
#next4Canvas,
#next5Canvas {
  background: #1a1a1a;
  border-radius: 6px;
  display: block;
  margin-bottom: 0.5rem;
}

#next5Canvas {
  margin-bottom: 0;
}

.game-message {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--card-bg);
  border: 2px solid var(--card-border-color);
  border-radius: 12px;
  padding: 3rem;
  text-align: center;
  z-index: 100;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.game-message.hidden {
  display: none;
}

.game-message p {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

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

.submit-score-button {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  background: #f39c12;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.submit-score-button:hover {
  opacity: 0.8;
}

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

@media (max-width: 600px) {
  .game-container {
    flex-direction: column;
    align-items: center;
  }

  #tetrisCanvas {
    width: 100%;
    max-width: 300px;
    height: auto;
  }
}