Rugged concrete walls, exposed ductwork, industrial metal beams, raw brick facades, brutalist fortress-like structures, monumental scale, fortress-inspired architecture, dramatic natural light, heavy textures, rough-hewn stone, reclaimed wood accents, minimalist ornamentation, functional simplicity, monochromatic color schemes, cold harsh lighting, high-contrast shadows, abstract geometric patterns, distressed finishes, urban decay aesthetic, post-apocalyptic atmosphere, cinematic composition, low-angle shots, gritty realistic renderings.