Is there a description of the general principles of Material Design in Russian?

Question

Google

What is the essence of Material Design? what is its novelty, what are the new principles, on what is everything based there? those. briefly but completely, in order to catch/feel/understand the "vector of motion" of this phenomenon...
(so far I have caught only one thing: a flat style with shadows and gradients)

Answer 1

Here is an article that I think will work for you.