A majestic kelpie, its ebony mane flowing like dark water, stands serenely in a moonlit, moss-draped grotto (Art Nouveau (SD 1.5, SDXL, Pony, Flux )). Ethereal light spills from luminous fungi, casting a warm, inviting glow (energy 1/10, warmth 9/10) that highlights the creature's intelligent eyes and the intricate patterns on its back, evoking a timeless fantasy atmosphere.