Eco-friendly stadium, green roofs, solar panels, wind turbines, rainwater harvesting systems, recycled materials, natural ventilation, large windows, transparent fa\u00e7ade, minimal carbon footprint, energy-efficient lighting, grassy fields, athletic tracks, spectator seating, modern angular design, curved lines, steel structures, cantilevered roofs, open-air concourses, vibrant color schemes, dynamic LED lighting, shallow depth of field, 2/3 composition, realistic textures, ambient occlusion.