Luxurious Art Nouveau hotel lobby, ornate ironwork, sinuous lines, flowing curves, organic forms, vibrant colors, opulent furnishings, velvety soft fabrics, intricate mosaics, stained glass ceilings, grand chandeliers, sweeping staircases, elegant balconies, innovative materials, iridescent tiles, mother-of-pearl inlays, polished marble floors, warm golden lighting, shallow depth of field, 1/1 composition, realistic textures, ambient occlusion.