Ultra-detailed anime-style masterpiece of a breathtakingly beautiful female succubus demon standing confidently in a dark gothic fantasy castle courtyard at twilight, long flowing crimson red hair cascading down to waist with loose waves and strands blowing in the wind, sharp elegant black demon horns curving backwards, large majestic bat-like wings with red membranes and black leather texture spread wide behind her, pale flawless skin with subtle red glow on cheeks, piercing golden-yellow eyes with slit pupils and intense seductive gaze directly at viewer, subtle fang visible on neutral mysterious expression, wearing an elaborate black and deep red gothic corset dress with shiny leather material, deep plunging neckline revealing generous cleavage, gold buckles and chains across the chest, short flared red skirt with black lace trim, thigh-high black stockings with garter straps, long black gloves with gold accents, elegant black cape partially held in one hand, dramatic atmospheric background with tall spooky castle towers, flying bats in the misty sky, foggy ground and ancient ruins, moody lighting with red rim light on wings and hair, cool blue-gray tones in the mist contrasting warm reds, highly intricate details on fabric textures, wing veins, hair strands and castle architecture, cinematic composition with low angle emphasizing power and allure, best quality, sharp focus, 8k, intricate linework, vibrant colors, dark fantasy aesthetic, masterpiece