use the base image and keep the architecture exactly the same including massing roof shapes window sizes window locations and proportions do not redesign the house make only the following changes entry stone add a full height vertical stone element centered on the main entrance use light beige limestone with larger rectangular blocks the front door must be recessed into this stone element add a large stone arch directly over the front door at ground level forming a covered entry porch the stone element must extend from ground to roofline do not add stone anywhere else on the house roof materials very important the entire main roof must be dark charcoal architectural shingles only no metal roofing on any main roof surfaces add black standing seam metal roofs only in these two locations a small metal canopy roof directly above the garage doors a small metal canopy roof directly above the entry porch these metal roofs are small accent roofs not main roofs siding use vertical natural wood siding siding boards should be narrow approximately 6 inches wide color should be warm natural cedar tone medium brown grey not too brown and not too grey wood should look natural and slightly weathered windows keep all windows exactly the same keep the tall double height living room windows exactly as they are do not show interior glass should be darker and slightly reflective driveway driveway must be uniform light grey cobblestone stones should be small and consistent in size no large slabs no patchy texture no dark spots garage garage exterior should be wood siding only no stone at the base of the garage style high end mont tremblant luxury alpine home timeless elegant natural materials most important keep the original design exactly the same and only modify materials add the stone entry arch and add the small metal canopy roofs over the garage doors and entry do not redesign anything