Grand museum atrium, high ceilings, natural light pouring, elegant staircases, polished marble floors, minimalist exhibits, interactive displays, educational signage, comfortable seating areas, warm ambient lighting, soft shadows, 1/2 composition, subtle color palette, refined textures, ornate architectural details, luxurious materials, sophisticated acoustic design, sound-absorbing panels, quiet contemplative atmosphere, visitor engagement zones, flexible modular layouts, accessible pathways, universal design principles.