Whimsical Art Nouveau design, organic flowing lines, sinuous curves, ornate metalwork, stained glass windows, jewel-toned colors, emerald green, sapphire blue, amethyst purple, golden yellow, rich bronze, intricate mosaics, blooming flowers, foliage patterns, peacock feathers, iridescent sheen, soft warm lighting, shallow depth of field, 1/2 composition, close-up shot, realistic textures, ambient occlusion.