==================== C1 — 4-family identification (peak mid layer) ====================
model            L   supp_all  supp_O1 supp-surf   fact   angle(S,F)  sep_p
qwen25_7b       21      0.890    0.874     0.862  0.862         51°   0.00
mistral7b_v03   12      0.898    0.876     0.910  0.911         58°   0.00
llama31_8b      16      0.908    0.875     0.888  0.917         67°   0.00
gemma2_9b       17      0.904    0.877     0.896  0.906         59°   0.00

==================== Decoupling (CtrlPairs-v2 construction) ====================
  n=3593  corr(support,overlap)=0.499  (v1 was 0.94)  cells=Counter({'A': 1200, 'C': 1200, 'D': 1193})

saved runs/c1_table.json, runs/results_summary.txt
