vertical distant shot, gigantic dark‑red alien megastructure standing on vast plain. several extremely thick curved red mega‑pillars soar upward from ground, huge curved arch‑shell structures spread outward. dense tiny windows on megastructure surface, partial windows emit faint warm‑yellow interior lights. multi‑layer red platform buildings extend outward from megastructure base. vast flat industrial plain in front of giant building, filled with low‑rise red modular buildings and slender signal towers, structures stretch toward distant horizon. foreground features rolling grassy hills, scattered rocks and low shrubs. heavy dark storm clouds cover sky, it is raining with visible rain streaks. a beam of crepuscular ray breaks through cloud gap on left and slants down. faint rolling mountains on far horizon. cold damp atmosphere, wet reflective ground surface after rain. light sources: building interior lights, skylight piercing clouds. realistic concept photography, wide‑angle lens, film grain, medium‑low contrast, cold‑grey ambient tone matched with dark‑red architecture, massive scale, strong depth layers, vertical 9:16. negative prompt: clear sunny sky, sun, starry sky, moon, steep rocky cliff, lake water, cartoon, anime, illustration, cg render look, glass curtain wall, light‑colored buildings, arch doorway, human figures, billboards, deformed architecture, oversaturated bright colors, over‑hdr, watermark, text, logo, big forest trees