primary rule absolute structure lock the uploaded drawing is the only authoritative source for all geometry proportions alignments and spatial relationships zero structural modification tolerance geometry must remain 100 identical to the original drawing do not add remove extend redesign optimize reinterpret or complete any element do not improve functionality do not add architectural details panels shadow gaps handles frames lighting elements or decorative structures do not adjust volumes thicknesses heights widths or alignments the output must reflect exactly what is drawn no additional geometry is allowed any structural modification is considered an error wall unit modern high quality built in wall unit typical of a swiss single family home all wooden fronts and visible wood elements in swiss stone pine arvenholz calm and warm grain matte finish the two upper left cabinet doors contain dark smoked glass rauchglas slightly translucent with subtle reflection maintain the exact front divisions and proportions as drawn do not add additional shelves joints shadow gaps or handle systems fireplace freestanding stove in dark grey matte metal not black flue pipe also dark grey matte metal maintain exact shape and proportions as drawn do not redesign or modernize the stove geometry flooring dark cherry wood plank parquet kirschbaum riemenparkett plank direction runs horizontally across the image quer zum bild calm even grain satin matt finish no change in floor level or base geometry decor control minimal contemporary decorative objects only on the existing shelves and cabinet surfaces no additional furniture no new elements no wall decor do not alter furniture geometry to accommodate decoration light atmosphere natural daylight entering from the left window soft realistic shadows bright warm friendly swiss residential atmosphere no artificial lighting effects no dramatic staging rendering style photorealistic architectural visualization physically based rendering natural colors realistic material textures no showroom look no exaggeration strong focus on material authenticity and craftsmanship precision