Impressionistic Art Style - Art Nouveau

Ethereal portrait of a woman with serene expression, adorned with lavender and rose floral headpiece, detailed purple patterned gown, sharp ink with intricate details, soft light casting subtle shadows, shimmering gold leaf accents in background, Alphonse Mucha meets Art Nouveau style, delicate brushstrokes, watercolor and ink textures, high detail, 8k resolution, close-up composition, impressionistic atmosphere.