Balloon Gate Weave
The next gap is at (2×gate index + phase) modulo 4. The phase shifts every second. A mismatched crossing pops the balloon; reset to retry.
Gate 0/3 · gap 0 · balloon intact
The next gap is at (2×gate index + phase) modulo 4. The phase shifts every second. A mismatched crossing pops the balloon; reset to retry.