redesign this existing 4 story building into a modern corporate fa ade inspired by contemporary architectural minimalism replace the old plaster exterior with large fiber cement or architectural concrete panels in light gray tones smooth matte texture create precise modular divisions between panels with dark graphite aluminum trims integrate linear led strips into the horizontal and vertical joints especially around the corners and between floors to emphasize the structure keep window openings as they are but replace frames with black aluminum and add dark reflective glazing design a modern canopy over the entrance slim graphite metal with led underside lighting add subtle planters with low greenery near the fa ade base minimal signage with white backlight style keywords architectural concrete fiber cement panels graphite aluminum linear led light precision detailing premium office design render type photorealistic daylight and dusk view same perspective as reference photo