Eco-friendly gymnasium, natural ventilation systems, large skylights, clerestory windows, exposed wooden beams, reclaimed wood flooring, minimal material waste, low-carbon footprint, energy-efficient lighting, solar-powered systems, green roofs, living walls, internal courtyards, flexible open spaces, modern athletic equipment, bold color schemes, dynamic angular lines, abstract geometric patterns, shallow depth of field, 2/3 composition, realistic textures, ambient occlusion.