Luxurious Art Nouveau interior, ornate furnishings, sinuous lines, flowing curves, organic forms, warm earthy tones, rich jewel-toned colors, emerald green, sapphire blue, amethyst purple, golden accents, metallic sheen, opulent textiles, velvet drapes, intricate mosaics, stained glass windows, natural materials, reclaimed wood, marble countertops, ornate moldings, soft warm lighting, shallow depth of field, 2/3 composition, realistic textures, ambient occlusion.