Byzantine-inspired gymnasium facade, ornate arches, intricate mosaics, golden accents, vibrant turquoise hues, domed roofs, grand entranceways, ornamental columns, symmetrical composition, warm evening lighting, shallow depth of field, 3/4 perspective, realistic textures, ambient occlusion, modern athletic facilities, sleek glass railings, minimalist metal frames, dynamic LED light installations, futuristic scoreboard displays, atmospheric misting systems.