Plan:

• Develop world lore that covers all aspects of civilization: Culture, History, Government, Religion, Military, Language, Biology, Technology, Economy, Energy source, Education, Cuisine, Sports, Music, Literature, Cinema.
• Collect references
• Explore - generate visuals
• Define key words of design

De-saturated colors for battle, colors of see white and blue. Lots of smoke.

https://wallpapersafari.com/w/OJFoXl

White smoke for canons and engines, and hits. Black for fires. Smoke light - from inside and reflection on it. Like lightning in the clouds.

https://www.artstation.com/artwork/b1rOn Possible more like early computing age look: still bulky, straight forward - ease of manufacturing first. Monotone white\black\orange plastics. Small CRTS, on diodes, gauges, light bulbs in buttons. Look of early computers.

Architecture includes very tall buildings, skyscrapers but not in modern style.

https://en.m.wikipedia.org/wiki/File:The_New_York_Grand_Central_Terminal.jpg

https://en.m.wikipedia.org/wiki/File:Shukhov_tower_shabolovka_moscow_02.jpg