South-facing building facade, large windows, solar panels, green roofs, energy-efficient architecture, sustainable design, natural ventilation, passive heating and cooling systems, thermal mass walls, insulation materials, double glazing, low-e glass, shading devices, overhangs, clerestory windows, skylights, open floor plans, minimal obstruction, optimized building layout, east-west orientation, compact building shape, reduced envelope area, minimized heat loss, maximized natural light, soft warm lighting, 1/1 composition, realistic textures, ambient occlusion.