Spacious open-plan interior, floor-to-ceiling windows, clerestory windows, skylights, transparent glass roofs, reflective surfaces, minimalist decor, light-colored walls, polished concrete floors, greenery-filled courtyards, sun-drenched atriums, solar tubes, optical fibers, prismatic lenses, optimized window orientation, passive solar design, thermal mass materials, radiant floor heating, natural ventilation systems, cross-ventilation strategies, soft diffused lighting, high ceilings, unobstructed sightlines, 1/1 composition, symmetrical framing, warm color palette, inviting atmosphere.