Eco-friendly exhibition center, lush green roofs, solar panels, rainwater harvesting systems, natural ventilation, recycled materials, minimalist design, energy-efficient lighting, floor-to-ceiling windows, panoramic views, open spaces, wooden accents, living walls, urban gardens, vibrant flowers, modern architecture, curved lines, futuristic feel, soft natural light, shallow depth of field, 1/1 composition, realistic textures, ambient occlusion.