Futuristic gymnasium interior, sleek metallic walls, neon-lit accents, holographic displays, minimalist seating areas, avant-garde sports equipment, zero-gravity zones, virtual reality training spaces, transparent glass floors, levitating athletic tracks, gravity-defying jumping platforms, high-tech sound systems, immersive LED lighting, futuristic scoreboards, innovative ventilation systems, misting cooling technologies, angular geometric shapes, vibrant neon color schemes, panoramic cityscape views, shallow depth of field, 3/4 composition, realistic reflections.