Authentic Japanese Schoolgirl Smartphone Selfie

{argument name="subject" default="young Japanese girl with long black hair tied in a low ponytail, soft wispy bangs, fair skin, natural glossy lips, and subtle everyday makeup"}. Wearing a {argument name="outfit" default="light blue short-sleeve school blouse with a gray plaid tie and matching plaid skirt"}, taking a casual selfie with one arm extended toward the phone camera. Head slightly tilted, relaxed expression, looking naturally into the lens. Cozy indoor room with {argument name="lighting" default="warm ambient lighting"} and a simple neutral background. Captured as an authentic handheld smartphone selfie, natural phone-camera perspective, slight wide-angle distortion from the front camera, realistic skin texture, true-to-life colors, soft mobile HDR processing, unedited everyday snapshot, authentic iPhone camera quality, natural indoor lighting, candid social-media aesthetic, no professional posing, no studio lighting, no cinematic color grading, photorealistic, high-quality mobile photography. Style: Natural Smartphone Selfie. Aspect ratio: 4:5. Camera: Handheld smartphone front camera. Lighting: Warm indoor ambient lighting. Quality: Photorealistic, high detail, authentic mobile camera look. Mood: Casual, natural, youthful, everyday. Negative prompt: DSLR look, studio lighting, cinematic grading, beauty filter, anime, cartoon, CGI, illustration, plastic skin, overprocessed HDR, unrealistic colors, heavy bokeh, watermark, logo, text, blur, low quality.