Generate a massive futuristic Minec...

Generate a massive futuristic Minecraft mega base called "The Alien AI Core." Overall Dimensions: - Approximately 127x127 blocks wide - Around 140 blocks tall - Survival buildable - Fully explorable interior - Java Edition 1.21 compatible - Optimized for Litematica and WorldEdit Theme: An ancient alien supercomputer suspended above an abyss. The base should feel like a fusion of Halo Forerunner architecture, Mass Effect Reapers, and Dyson Sphere technology. Everything should appear engineered by an advanced extraterrestrial civilization. Overall Structure: Three enormous hollow spheres stacked vertically. Bottom Sphere - 39 block diameter - Giant glowing reactor chamber - Central purple energy core - Massive support struts - Mechanical machinery - Automatic smelter room - Industrial st