preserve the exact geometry architecture spatial layout proportions furniture cabinetry objects and material assignments of the provided sketchup image keep all objects in their exact original positions and dimensions maintain the original camera position perspective focal length and framing exactly as shown do not redesign reinterpret move resize replace add or remove any element transform the existing image into a highly photorealistic refined architectural interior visualization render all existing kitchen cabinetry in natural walnut veneer with a sophisticated matte finish the walnut should have an authentic fine wood grain and a natural neutral medium brown tone subtle and elegant with no orange red or overly warm coloration preserve the direction and scale of the wood grain and keep the cabinetry geometry completely unchanged render the existing kitchen island in a light natural stone with a refined travertine character and realistic subtle variation delicate pores and layered natural stone structure use a matte honed finish with soft physically accurate reflections keep the exact shape thickness edges dimensions and position of the island unchanged soft natural sunlight enters through the existing windows on the left side of the image create gentle warm daylight with soft directional shadows and subtle light falloff across the walnut cabinetry travertine island and interior avoid harsh sunlight excessive contrast or dramatic beams create a warm calm sophisticated and understated atmosphere use natural warm neutral whites realistic material response soft shadows subtle ambient illumination and balanced exposure preserve detail in both highlights and shadows keep the existing sofa artwork pendant light appliances sink faucet walls windows openings floor and every other visible element exactly as designed improve only their material realism lighting and render quality high end architectural photography photorealistic pbr materials physically accurate lighting realistic global illumination fine material texture subtle reflections natural color balance soft cinematic depth crisp architectural details do not change the design do not alter the geometry do not modify the kitchen layout do not change the cabinet divisions do not change proportions do not change the camera do not crop or extend the image do not add furniture plants accessories lighting fixtures or decorative objects do not remove existing elements no orange or reddish walnut no glossy wood no exaggerated travertine pattern no dramatic sunlight no overly yellow lighting