กุมฟันเฟืองชิ้นสุดท้าย

Cinematic concept art of a frozen mechanical steampunk city. In the close-up foreground, a hand gently holds up [the last remaining intricate brass gear], glistening with [a single teardrop] and subtle magical sparks. In the background, a vast dormant clockwork metropolis spreads out with giant motionless cogs, towering brass pipes, and atmospheric shafts of sunlight, evoking a poignant yet hopeful mood.