8k, masterpiece, best quality, official art, full body shot, plain white background, simple line art, flat design, no shadows, no color gradients, clean lines cute cartoon character (shuixiaoxia), 2.5-heads tall, round water drop shape body (top wide bottom narrow, 3 smooth curves outline, no edges), light sky blue body black round eyes (no pupils, single line outline, 1/3 face size), small crescent curved smile, 2 tiny upward-curving wave-shaped horns on top of head (same line thickness as eyes) round light pink blush on both cheeks, 3 short arc white wave patterns on soles of feet simple kuimen mountain outline on chest (2 symmetrical short arcs + 1 horizontal line for river, outlined with dark sky blue), holding small water drop-shaped rattle (light sky blue round drum, 2 short straight drumsticks, "xia" character in simple line on drum surface) modern chinese cute style, three gorges cultural element, minimal details, ultra-adorable, vector art vibe