generate a hyper realistic architectural visualization of a modern sauna maintaining exact geometric proportions window arrangement structural elements and color finishes from the reference sketch key requirements precision preservation material fidelity siding matte dark finish with subtle wood grain texture roof true black grey ruberoid no reflectivity controlled environment dont add etra trees hour sunlight at 15 elevation beam angles parallel to reference image shadowsdappled light intensity 20 brightness variation sky clear blue hex 87ceeb with 0 5 cloud covertechnical execution orthographic camera zero perspective distortion 8k resolution with v ray level texture detailing micro details individual board and batten nail headspatina 5 value 1 1 replicated grass species from referenceprohibited deviations no alterations to roofline geometryno color shifts in finishesno added removed structural elements
