Grandiose amphitheater, ornate Art Nouveau details, sweeping curves, organic shapes, intricate metalwork, warm golden lighting, rich velvet textiles, polished wooden floors, acoustic panels, soundproofing materials, ergonomic seating, elevated stages, dramatic archways, flowing water features, lush greenery, natural stone walls, grand chandeliers, elegant staircases, ornate balconies, soft warm glow, shallow depth of field, 1/2 composition, realistic textures, ambient occlusion.