body {
  margin: 0;
  font-family: sans-serif;
  background: #2c3e50;
  color: #fff;
  text-align: center;
}

button {
  margin: 5px;
  padding: 8px 16px;
  font-size: 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.screen { 
  position: absolute; 
  inset: 0; 
  display: none; 
  background: #2c3e50; 
  padding: 20px;
}
.screen.active { display: block; }

#gameCanvas {
  background: #34495e;
  display: block;
  margin: 20px auto;
  border: 2px solid #fff;
}

#hud {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 10px;
}

#orderPanel {
  position: absolute;
  right: 10px;
  top: 100px;
  width: 200px;
  background: rgba(255,255,255,0.1);
  padding: 10px;
  border-radius: 8px;
  text-align: left;
}

#orderList .order-item {
  display: flex;
  justify-content: space-between;
  padding: 4px;
  margin: 2px 0;
  background: rgba(255,255,255,0.1);
  border-radius: 4px;
}
#orderList .order-item.completed { background: rgba(46,204,113,0.5); }
#orderList .order-item.current { background: rgba(241,196,15,0.5); }

#interactionPanel {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.7);
  padding: 10px;
  border-radius: 6px;
}
.hidden { display: none; }