Opera house architecture, futuristic metabolism style, intricate curved lines, biomorphic structures, iridescent glass facade, shimmering LED lights, grand staircase, ornate metal railings, velvet red curtains, golden ornaments, luxurious chandeliers, majestic high ceilings, dramatic spotlights, backstage area, rehearsal rooms, performers' lounge, VIP box seats, opera stage with lavish sets, evening scene, cityscape in the background, warm ambient lighting, cinematic composition, 3/4 view.