Gothic spires and buttresses stack into a precarious letter tower

photorealistic::3 Semantic Inference: Every architectural fragment must be unmistakably sourced from [Architectural Style]’s canon of famous buildings, no mixing of styles, culturally accurate details and proportions::3 Material Physics: Real stone masonry, carved marble, raw concrete formwork texture, stained glass translucency, oxidized copper, steel I-beams, timber grain, realistic mortar joints, contact shadows and occlusion where blocks meet::3 Illumination: Bright, slightly overcast daylight with soft shadows, a hint of golden hour on one side, clean sky background, architectural photography style::2 Render Stack: Isometric camera, 3ds Max + Corona, 8k, architectural competition board finish::1 Negative: [generic columns, mixed styles, unstable physics, unreadable lettering, floating blocks, missing scale]::-1