Butterfly themed anime swordswoman in a moonlit garden

Beautiful adult female demon slayer inspired by the butterfly-themed aesthetic of Kimetsu no Yaiba, long dark-purple hair with lavender highlights, elegant butterfly-patterned haori, delicate katana, standing in a moonlit wisteria garden, glowing butterflies flying around her, soft mysterious smile, sparkling purple anime eyes, intricate kimono details, luminous flowers, cinematic blue and violet lighting, atmospheric mist, ultra-detailed Japanese anime artwork, 4K UHD, HDR, vertical 9:16, no text, no watermark.