Task 10: q_mean_reduce + q_mean_subtract two-phase kernel. Zero params. Fixes Q-mean drift 0→+0.47 from bootstrapping bias. Task 11: Adaptive entropy_coeff based on utilization_ema. Zero params. Fixes atom utilization collapse 100%→20%. Execution order: 10, 11, then 1-9. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>