Neoclassical gymnasium, ornate columns, grand archways, marble floors, rich wood paneling, elegant chandeliers, warm beige walls, soft golden lighting, muted earth tones, creamy whites, subtle grays, bold accent colors, vibrant turquoise, deep crimson, luxurious navy blue, metallic gold accents, detailed moldings, intricate carvings, stately proportions, symmetrical composition, high-contrast shading, realistic reflections, ambient occlusion.