Intricate Art Nouveau buildings, flowing organic lines, ornate metalwork, stained glass windows, sinuous curves, botanical motifs, opulent furnishings, rich jewel-toned color palette, emerald green, sapphire blue, amethyst purple, golden yellow, soft warm lighting, high-contrast shadows, dramatic archways, grand entrance halls, luxurious materials, marble floors, velvet drapes, ornate plaster ceilings, whimsical patterns, elegant typography, vintage ornaments, mystical ambiance, mysterious atmosphere, 1/2 composition, warm color harmony, realistic textures, ambient occlusion.