oak color correction adjust oak material to appear more neutral and less reddish color rules reduce red undertones in the oak shift towards neutral light european oak tone slightly desaturated warmth natural bright appearance no yellowing no pink tint maintain rift cut grain straight calm structure material integrity keep same brightness and natural look no staining or artificial color grading preserve realistic wood texture and pores handle strip correction important geometry fix correct the vertical grip strip configuration rules each relevant door has only one applied vertical oak grip strip grip strips are surface mounted applied not recessed remove any duplicated or mirrored grip strips door logic clarified grip strip exists only on the defined door leaf the adjacent door panel remains without any grip strip no double handle appearance no symmetry duplication geometry protection do not modify furniture volumes do not change door layout or proportions no added profiles or redesign only remove duplicated grip strips and correct placement rendering safeguards maintain maintain colors precision preserve rift oak grain orientation keep clean architectural minimalism no reinterpretation of joinery