diff --git a/phases/cpp-object-oriented-modular-refactoring/index.json b/phases/cpp-object-oriented-modular-refactoring/index.json
index 13c2e46..6324516 100644
--- a/phases/cpp-object-oriented-modular-refactoring/index.json
+++ b/phases/cpp-object-oriented-modular-refactoring/index.json
@@ -2,30 +2,134 @@
   "project": "FESA Structural Solver",
   "phase": "cpp-object-oriented-modular-refactoring",
   "steps": [
-    { "step": 0, "name": "coding-style-agent-contract", "status": "pending" },
-    { "step": 1, "name": "cpp-style-tooling", "status": "pending" },
-    { "step": 2, "name": "architecture-boundaries", "status": "pending" },
-    { "step": 3, "name": "foundation-google-style", "status": "pending" },
-    { "step": 4, "name": "model-element-google-style", "status": "pending" },
-    { "step": 5, "name": "solver-workflow-google-style", "status": "pending" },
-    { "step": 6, "name": "io-application-google-style", "status": "pending" },
-    { "step": 7, "name": "vector3-value-type", "status": "pending" },
-    { "step": 8, "name": "element-geometry-vector3", "status": "pending" },
-    { "step": 9, "name": "result-io-vector3", "status": "pending" },
-    { "step": 10, "name": "dense-blas-adapter", "status": "pending" },
-    { "step": 11, "name": "source-target-resolver", "status": "pending" },
-    { "step": 12, "name": "material-property-hierarchy", "status": "pending" },
-    { "step": 13, "name": "element-definition-domain", "status": "pending" },
-    { "step": 14, "name": "runtime-element-factory", "status": "pending" },
-    { "step": 15, "name": "generic-dof-manager", "status": "pending" },
-    { "step": 16, "name": "generic-sparse-assembler", "status": "pending" },
-    { "step": 17, "name": "generic-result-recovery", "status": "pending" },
-    { "step": 18, "name": "load-hierarchy", "status": "pending" },
-    { "step": 19, "name": "boundary-condition-policy", "status": "pending" },
-    { "step": 20, "name": "analysis-hierarchy", "status": "pending" },
-    { "step": 21, "name": "domain-mapper-modules", "status": "pending" },
-    { "step": 22, "name": "result-recovery-modules", "status": "pending" },
-    { "step": 23, "name": "hdf5-writer-modules", "status": "pending" },
-    { "step": 24, "name": "final-quality-reference-gate", "status": "pending" }
-  ]
-}
+    {
+      "step": 0,
+      "name": "coding-style-agent-contract",
+      "status": "completed",
+      "summary": "RED: P-AGENT-001 missing mandatory input assertion failed; GREEN/VERIFY: targeted pytest 13/13, clean-env full pytest 20/20, VS18 Debug build and CTest 144/144 passed; implementation-agent now requires docs/CODINGSTYLE.md before C++ Steps and production-only Doxygen.",
+      "started_at": "2026-08-16T02:57:41+0900",
+      "completed_at": "2026-08-16T03:10:54+0900"
+    },
+    {
+      "step": 1,
+      "name": "cpp-style-tooling",
+      "status": "pending"
+    },
+    {
+      "step": 2,
+      "name": "architecture-boundaries",
+      "status": "pending"
+    },
+    {
+      "step": 3,
+      "name": "foundation-google-style",
+      "status": "pending"
+    },
+    {
+      "step": 4,
+      "name": "model-element-google-style",
+      "status": "pending"
+    },
+    {
+      "step": 5,
+      "name": "solver-workflow-google-style",
+      "status": "pending"
+    },
+    {
+      "step": 6,
+      "name": "io-application-google-style",
+      "status": "pending"
+    },
+    {
+      "step": 7,
+      "name": "vector3-value-type",
+      "status": "pending"
+    },
+    {
+      "step": 8,
+      "name": "element-geometry-vector3",
+      "status": "pending"
+    },
+    {
+      "step": 9,
+      "name": "result-io-vector3",
+      "status": "pending"
+    },
+    {
+      "step": 10,
+      "name": "dense-blas-adapter",
+      "status": "pending"
+    },
+    {
+      "step": 11,
+      "name": "source-target-resolver",
+      "status": "pending"
+    },
+    {
+      "step": 12,
+      "name": "material-property-hierarchy",
+      "status": "pending"
+    },
+    {
+      "step": 13,
+      "name": "element-definition-domain",
+      "status": "pending"
+    },
+    {
+      "step": 14,
+      "name": "runtime-element-factory",
+      "status": "pending"
+    },
+    {
+      "step": 15,
+      "name": "generic-dof-manager",
+      "status": "pending"
+    },
+    {
+      "step": 16,
+      "name": "generic-sparse-assembler",
+      "status": "pending"
+    },
+    {
+      "step": 17,
+      "name": "generic-result-recovery",
+      "status": "pending"
+    },
+    {
+      "step": 18,
+      "name": "load-hierarchy",
+      "status": "pending"
+    },
+    {
+      "step": 19,
+      "name": "boundary-condition-policy",
+      "status": "pending"
+    },
+    {
+      "step": 20,
+      "name": "analysis-hierarchy",
+      "status": "pending"
+    },
+    {
+      "step": 21,
+      "name": "domain-mapper-modules",
+      "status": "pending"
+    },
+    {
+      "step": 22,
+      "name": "result-recovery-modules",
+      "status": "pending"
+    },
+    {
+      "step": 23,
+      "name": "hdf5-writer-modules",
+      "status": "pending"
+    },
+    {
+      "step": 24,
+      "name": "final-quality-reference-gate",
+      "status": "pending"
+    }
+  ],
+  "created_at": "2026-08-16T02:57:41+0900"
+}
\ No newline at end of file