四幅賽博龐克風格的霓虹視覺圖：字母N、連帽衫人物、遊戲滑鼠、水晶

提示詞

High-end cover visual with a single dominant subject.
Centered composition, generous negative space,
soft shadows beneath the subject,
premium studio lighting with subtle highlights,
clean background with gentle gradient,
designed to read clearly at thumbnail size and full scale.