Ornate Art Nouveau hall, grand staircase, intricately carved wooden railings, sinuous lines, flowing organic forms, luxurious velvet upholstery, curved furniture silhouettes, polished bronze accents, stained glass windows, ornamental ironwork, lavish chandeliers, soft warm lighting, shallow depth of field, 1/1 composition, realistic textures, ambient occlusion, elegant floor lamps, decorative vases, exotic potted plants, richly patterned rugs, subtle color palette.