unify the overall visual appearance of the architectural render while maintaining a consistent and photorealistic style set all columns and window frames to a dark anthracite color ral 7016 ensuring they remain deep saturated and not washed out or lightened preserve the roof color exactly as in the original image do not brighten desaturate or alter it in any way maintain its original darkness and tone ensure consistent materials lighting and shading across all surfaces without overexposure avoid any brightening of dark elements remove any visible signs of manual color editing or patchy areas especially on the shelter structure seamlessly blend all elements so the image looks natural and cohesive use balanced realistic lighting with controlled highlights and soft shadows prevent overexposure and keep contrast natural the final result should be a unified high quality architectural visualization with deep accurate colors and no visible edits
