Opulent Art Nouveau apartment, lavish furnishings, sinuous lines, flowing curves, organic forms, ornate metalwork, stained glass windows, intricate mosaics, rich wood paneling, velvet drapes, plush carpets, grand chandelier, soft warm lighting, shallow depth of field, 1/1 composition, intimate atmosphere, cozy reading nook, elegant dining area, luxurious master bedroom, spacious walk-in closet, marble-clad bathroom, freestanding tub, ornate mirrors, vintage decorative accents.