create a stunning architectural rendering of a modern pharmaceutical facility the main building has a gold platinum metallic satin exterior with smooth and horizontal ribbed cladding as per the original image with elegant dark grey window frames the white buildings in the back are clad in white corrugated iron the grass is shorter for a natural effect the building is surrounded by grey paving stones the road is asphalt with minor cracks the roof is light pvc the sky is partly cloudy the filtered natural sunlight casts soft shadows creating a calm and professional atmosphere the lighting should be natural