Elegant art nouveau building, ornate metalwork, flowing organic lines, grand staircase, sweeping arches, stained glass ceiling, intricate mosaics, luxurious fabrics, carved wooden panels, curved balcony railings, open floor plan, airy atrium, natural light flooding, warm beige tones, soft golden lighting, shallow depth of field, 2/3 composition, symmetrical framing, ornate decorative elements, realistic textures, ambient occlusion.