WIDTH, HEIGHT = 800, 600

# 颜色定义
COLORS = {
    "air": (0, 191, 255),
    "grass": (34, 139, 34),
    "dirt": (139, 69, 19),
    "stone": (128, 128, 128),
    "sand": (238, 232, 170),
    "water": (0, 0, 255),
    "player": (255, 0, 0)
}

# 游戏参数
BLOCK_SIZE = 20
GRAVITY = 0.5
PLAYER_SPEED = 5
JUMP_FORCE = -12