use the provided floor plan exactly as the base drawing preserve all existing architectural elements furniture layouts walls doors windows dimensions annotations circulation paths and overall geometry exactly as shown do not move add remove or redesign anything in the plan maintain the drawing as a clean black and white grayscale architectural floor plan with a professional presentation quality appearance apply a consistent medium light gray tone to all flooring surfaces throughout the entire plan so the floors read as one continuous unified material the floor tone should be subtle even and clean with no variation between spaces do not introduce patterns textures tile layouts wood grain or material changes keep all walls furniture linework and architectural graphics crisp and readable above the gray floor fill use refined grayscale hierarchy and subtle shadows only where appropriate to improve depth and presentation quality graphic style should remain monochromatic only black white and grayscale clean architectural linework top down floor plan view presentation board quality minimal and refined no rendering effects no perspective no sketch or hand drawn appearance no added colors or materials the final result should resemble a polished architectural presentation floor plan created in illustrator or photoshop using clean grayscale composition and consistent floor poche