precision preservation material fidelity siding matte dark finish with subtle wood grain texture roof true grey ruberoid no reflectivity controlled environment surround with lawn in a scandinavian pine forest golden hour sunlight at 15 elevation beam angles parallel to reference image shadows dappled light intensity 20 brightness variation sky clear blue hex 87ceeb with 0 5 cloud cover technical execution orthographic camera zero perspective distortion 8k resolution with v ray level texture detailing prohibited deviations no alterations to roofline geometry no colour shifts in finishes no added removed structural elements