Sydney Sweeney 对着镜子自拍，具有特定的美感

Use the provided reference image for the subject’s identity, facial features, body proportions, hair, and overall likeness. Preserve the exact face, skin tone, and realism from the reference image without alteration.

The subject is taking a full-body mirror selfie, standing upright and facing forward at eye level. She is holding a modern smartphone with a {argument name="phone case color" default="light pink"} case in a selfie position, looking into the phone screen with a neutral expression and a subtle soft pout.

She is wearing a light pink one-piece sleeveless romper or bodysuit featuring a scoop neckline, a fitted bodice, and a tiered double-layered ruffled skirt hem, reflecting a coquette/balletcore aesthetic. Footwear consists of white pointed-toe high-heeled pumps with a glossy finish. Accessories include a single-strand white pearl necklace and a thin gold band ring on the right hand.

The setting is a modern, clean bedroom. Visible furniture includes a white six-drawer dresser with silver handles, topped with assorted cosmetic bottles, a tall black spray bottle, and small vanity items. A grey upholstered bed is present with a textured chunky-knit cream throw blanket. A standard white wall-mounted radiator is also visible.

The floor is covered with neutral grey carpeting. Wall décor includes a framed photo collage poster with pink and white imagery. In the foreground, part of a large mirror with an ornate silver or pewter frame is visible, framing the composition.

Lighting is bright, soft natural daylight coming from the side, creating gentle highlights and shadows.

Full-body mirror selfie, portrait orientation (9:16 aspect ratio), eye-level, front-facing composition. High-resolution, photorealistic lifestyle aesthetic with a soft color palette of whites, greys, and pastel pink tones.