Using the provided portrait photo, create a head-and-shoulders cartoon avatar in Cartoon Style style. Preserve identity, key facial proportions, skin tone, hair color, and signature features; smooth shapes with clean contours. Line weight: Line Weight. Gentle cel-shading on skin and hair; subtle highlights on eyes and lips for lively expression.
Frame as a centered 1:1 square, matching the source angle and expression. Background: simple flat or soft radial gradient complementary to the palette. Dominant colors: Color Palette, with balanced saturation and clear color harmony. Soft, even studio lighting with a faint rim light separating silhouette from background. Crisp, precise edges, minimal texture, consistent hatching/halftone if appropriate to the style. Deliver a polished, modern avatar suitable for profile use.