The roof of the temple follows a scaled self-similar replication to create details. As you go from Level 1 to 4, notice how the same module gets scaled down and added to the initial module. In just 4 steps, detailing increases manifold.
The floor plan of the temple starts with an initial shape of a square. As you drag the slider from Level 1 to 4, notice how the square becomes more and more facetted.