isometric view, 2D fantasy battlemap of a high-tech medieval building, detailed illustration isometric perspective, like a tactical RPG map, not flat top‑down large stone fortress combined with advanced technology: thick stone walls, towers, battlements, plus glowing runes, metal panels, cables, crystal energy conduits central courtyard with cobblestone ground, surrounded by rooms and corridors, designed for combat encounters mix of medieval interior rooms (armory, barracks, dining hall) and futuristic arcane laboratories with crystal reactors, magic computers and strange devices doors, staircases, balconies and walkways visible in isometric view, creating verticality and cover high‑tech details: holographic banners, energy shields, glowing sigils on floors and walls, mechanical doors, crystal cores medieval details: wooden beams, stone floors, torches, banners, weapon racks, tables and crates moody lighting with cool blue and purple glows from technology mixed with warm torchlight, mysterious atmosphere clean isometric grid or subtle tile structure so it can be used as a battlemap no characters, no text, no UI, just the isometric map of the building See more