modern architectural facade redesign based on the given massing model transform the volumes into a contemporary public building with a clear contrast between old and new left volume a 3 storey public library with a sculptural sloped roof emphasize transparency large floor to ceiling glazing vertical glass fins and double height reading spaces visible from outside provide a separate clearly expressed entrance for the library recessed glazed with a canopy or portal use modern materials light concrete natural wood panels anodized aluminum glass right volume an existing administrative building renovated with a modern facade more solid and rhythmic facade vertical window alignment subtle depth restrained openings materials darker metal panels concrete textured plaster main entrance design a shared main entrance at the junction of both buildings even though it is not shown in the model highlight this entrance with a double height glazed volume strong architectural frame or cantilevered canopy overall style contemporary european architecture minimalist elegant calm proportions clear contrast between transparent public library and more solid administrative volume high quality daylight soft shadows neutral color palette white grey wood dark metal rendering realistic architectural visualization eye level view soft overcast daylight people for scale clean urban context high detail sharp edges realistic materials professional competition level render