Luxurious Art Nouveau interior, sinuous lines, flowing curves, organic shapes, ornate metalwork, intricate wood carvings, stained glass windows, vibrant jewel-toned colors, plush velvet fabrics, gilded accents, sculptural furniture, botanical motifs, whimsical illustrations, natural stone flooring, mosaic tile inlays, warm golden lighting, soft focus, shallow depth of field, 1/2 composition, realistic textures, ambient occlusion.