Modern mansion design today goes far beyond grand entrances and large square footage. The latest trends focus on open-concept layouts, floor-to-ceiling glass walls, and seamless indoor–outdoor living. Wellness spaces like private gyms, home spas, and meditation rooms are becoming essential features. Sustainable materials, smart home automation, and energy-efficient systems define contemporary luxury. Minimalist interiors with statement lighting and natural textures add elegance. Modern mansions now prioritize lifestyle, comfort, and functionality — proving that true luxury is about experience, not just size.