elegant fantasy fae woman, dark blue skin, large bat-like ears, glowing orange eyes, adult feminine proportions, sitting sideways on a curved tree branch in an enchanted forest, one arm behind her supporting her body, one hand raised with bent wrist and delicate fingers, long legs hanging down and crossed at the ankles, flower petal collar around neck and shoulders, large luminous translucent butterfly wings behind her, pastel rainbow wings, soft glowing wings, warm golden light from behind, dreamy bioluminescent forest, hanging vines, painterly fantasy illustration, soft magical colors, serene ethereal mood