Melancholic girl portrait with teal hair and floral wallpaper

bust portrait, shoulders visible, three-quarter pose, long wavy teal-blue hair with loose strands and delicate micro-braids along the crown, silky hair texture with subtle highlights and lowlights, hair cascading over shoulders and chest; wearing a soft white blouse and a denim-blue bandana/scarf tied loosely around the neck with realistic folds and fabric texture; vintage mustard-yellow wallpaper background with small white and blue floral pattern, slightly textured and painterly; soft warm diffuse key light from upper-left, gentle rim light on hair edges, soft shadows, shallow depth of field with light bokeh on background; semi-realistic painterly style, ultra-detailed hair strands and fabric, delicate brushwork, pastel-muted color palette, cinematic dreamy melancholic mood, high-resolution, masterpiece quality, sharp focus on hair and clothing, visible painterly brush textures, subtle film grain; camera: 50mm portrait, square aspect ratio. negative prompt: lowres, blurry, watermark, text, oversaturated, harsh lighting, noisy, deformed anatomy, extra limbs, cartoonish, overexposed.