Opulent Art Nouveau interior, lavish furnishings, sinuous lines, organic shapes, flowing curves, botanical motifs, intricate patterns, luxurious fabrics, velvet drapes, silk upholstery, carved wooden accents, ornate metalwork, gilded details, beveled glass, stained glass windows, Tiffany lamps, warm golden lighting, soft diffused shadows, 1/1 composition, shallow depth of field, realistic textures, ambient occlusion.