Strong rule: style --- 3D Pixar ---. Cartoonish red heart with a sweatband running on a tiny treadmill in the control room, sweating profusely, looking exhausted, 3D Pixar style
Character appearance reference (MUST match exactly):
- Сердце: Strong rule: style --- 3D Pixar ---. Cartoonish red heart character with arms and legs, wearing a sweatband on its head, panting and looking exhausted, Pixar style
