A powerful dark-fantasy sorceress standing in a ruined gothic cathedral at dusk, large leathery bat wings spread wide behind her, flowing black and deep-violet cloak partially open to reveal ornate dark metal armor with intricate gold filigree and purple gem accents, pale skin with subtle cool undertones, long wavy ash-blonde hair cascading over one shoulder, sharp golden eyes with dramatic black and violet makeup, confident three-quarter pose with one hand raised as if channeling energy, dramatic low-key lighting casting strong highlights on skin and armor while the background dissolves into misty gray-green atmospheric ruins, highly detailed yet painterly digital illustration with visible expressive brushstrokes in the wings and fabric, muted desaturated color palette of deep greens, blacks, and cool grays contrasted by rich golds and violets, elegant and menacing mood, cinematic composition