Here is the full list of all 26 Light Maze achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Delete or reset your progress once.
Complete a secret maze.
Complete the 10th Brown Level.
Complete the 5th Brown Level.
Complete 10 More White Levels.
Complete the 5th Orange Level.
Complete 10 More Green Levels.
Complete the 5th Pink Level.
Complete 10 Teal Levels.
Complete the 5th Teal Level.
Complete 10 Yellow Levels.
Complete the 5th Yellow Level.
Find a secret level.
Complete 10 Blue Levels.
Complete the 5th Blue Level.
Restart a level.
Complete 10 Red Levels.
Complete the 5th Red Level.
Complete 10 Purple Levels.
Complete the 5th Purple Level.
Complete 10 White Levels.
Complete the 5th White Level.
Complete 10 Green Levels.
Complete the 5th Green Level.
Complete the first level.