Intricate Art Nouveau auditorium, ornate plasterwork, flowing organic lines, rich wood tones, velvet curtains, golden accents, warm ambient lighting, diffused natural light, tiered seating, curved balconies, decorative metalwork, acoustic panels, sound-absorbing materials, rounded archways, grand chandeliers, patterned rugs, lush greenery, soft warm colors, shallow depth of field, 3/4 composition, realistic textures, ambient occlusion.