Nano Banana Style Swap, Same Face (Portrait Style Transfer)

The most common failure in style transfer is 'coming out not looking like the person anymore.' Facial consistency is Nano Banana's strength, but you have to actively add a lock: 'preserve facial recognizability, only change the rendering style.' Splitting style, material, and tone into three separate clauses gives you more controllable results.

填下面的欄位，上方 prompt 會即時替換 [方括號] 內容。填好後按「複製組好的 prompt」直接丟進工具。

將附圖人像轉成[目標風格]，但保持臉部辨識度與五官比例一致。\n風格：[目標風格]，筆觸或材質＝[材質細節]，色調＝[色調]。\n保留：髮型輪廓、表情、臉部特徵與姿勢；只改變繪製風格。\n背景：換成[背景]，與主體風格一致。\n輸出：高解析、邊緣乾淨、單一主體。