integration of public and non-public areas necessitated a planning approach, meticulous planning in the form of layered security. Thanks to the strong capabilities of steel, Forster profile systems were instrumental [...] building's base and the two floors above the public area feature a striking external facade in the form of staggered trapezoid areas which simulate a faceted structure. The extended plane glass facade on [...] the building. The interior facade surfaces are clad by forster fuego light systems, which, in the form of fire resistant doors, also provide access on the office floors to the staircase and, in the area