Opulent Art Nouveau restaurant, grand entrance, intricately carved wooden doors, ornate metalwork, flowing organic lines, sinuous curves, botanical motifs, stained glass windows, vibrant colors, luxurious fabrics, velvet drapes, ornate chandeliers, gilded accents, metallic sheen, rich wood tones, marble floors, intricate mosaics, curved banquettes, intimate dining areas, soft warm lighting, shallow depth of field, 1/2 composition, close-up shots, realistic textures, ambient occlusion.