transform this sketchup massing cutaway of a mixed use building into a soft conceptual midterm presentation rendering maintain the overall geometry but simplify details using clean linework light shadows and translucent materials add subtle colour washes in warm neutrals and desaturated tones cream pale grey soft clay emphasize spatial hierarchy terraces and the relationship between the existing base building and the upper volumes give it a calm architectural atmospheric feel like an early stage design diagram from an oma or sanaa studio review avoid photorealism aim for diagrammatic clarity and conceptual softness