Làm Sạch và Tối Ưu Hóa Tranh 2.5D

Redraw and refine the reference image featuring a fully clothed subject in modest, tasteful attire while strictly maintaining the [original composition], [character pose], character design, and camera angle. Style: [2.5D Japanese illustration style] with gentle hand-painted aesthetics, subtle volumetric depth, and no photorealistic skin textures, pores, or photographic sharpening. Lighting & Color: Unified single primary light source casting soft, gradual shadows without fractured color blocks, harsh edges, or competing secondary light sources. Materials: Smooth, continuous color gradients on skin, hair, and clothing with no blotchy artifacts, grain, or mosaic distortion. Line Art & Outlines: Clean, stable, continuous hand-drawn linework free of jagged edges, line breakage, or artificial edge sharpening. Overall: High-clarity, clean, cohesive visual finish that is clear and defined yet soft and smoothly blended.