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

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 10px;
}

.game-container {
  display: flex;
  gap: 20px;
  background: #222;
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

canvas {
  border: 3px solid #444;
  background: linear-gradient(to bottom, #87ceeb 0%, #009688 50%, #00695c 100%);
  display: block;
  touch-action: none;
}

.side-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 120px;
}

/* Elixir Bar */
#elixir-bar-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

#elixir-bar {
  width: 40px;
  height: 300px;
  border: 3px solid #333;
  background: #1a1a1a;
  border-radius: 5px;
  overflow: hidden;
  display: flex;
  flex-direction: column-reverse;
}

#elixir-progress {
  width: 100%;
  background: linear-gradient(to top, #9c27b0, #673ab7);
  height: 50%;
  transition: height 0.1s;
}

#elixir-text {
  color: #fff;
  font-weight: bold;
  font-size: 18px;
  text-align: center;
}

/* Cards */
#cards-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card {
  width: 100px;
  height: 80px;
  background: linear-gradient(135deg, #ffc107, #ff9800);
  border: 3px solid #333;
  border-radius: 8px;
  padding: 8px;
  cursor: grab;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.5);
}

.card:active {
  cursor: grabbing;
}

.card-name {
  font-weight: bold;
  font-size: 12px;
  color: #333;
}

.card-elixir {
  background: #9c27b0;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
  .game-container {
    flex-direction: column;
  }

  .side-panel {
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
  }

  #elixir-bar-container {
    flex-direction: row;
    align-items: center;
  }

  #elixir-bar {
    width: 200px;
    height: 30px;
    flex-direction: row;
  }

  #cards-container {
    flex-direction: row;
  }
}