diff --git a/docs/design/architecture-v2.6.md b/docs/design/architecture-v2.6.md
index 3e711ec..ae48c8f 100644
--- a/docs/design/architecture-v2.6.md
+++ b/docs/design/architecture-v2.6.md
@@ -1489,23 +1489,28 @@ research 任务：working → [庞统确认] → review → done
 
 ```yaml
 # guardrails.yaml
+#
+# L1 check 用 assert 字段（Python 表达式，Daemon eval 执行）
+# L2 check 用 prompt 字段（传给 subagent 的检查指令）
+# 两者本质不同，不用同一个字段
+
 task_types:
   coding:
     output_guardrails:
       - name: file_exists
-        check: "output.files | length > 0"
+        assert: "len(output.get('files', [])) > 0"
         severity: blocking
         layer: L1
       - name: json_valid
-        check: "output.json_schema_valid"
+        assert: "output.get('json_schema_valid', False) == True"
         severity: blocking
         layer: L1
       - name: artifacts_exist
-        check: "output.artifacts_paths all exist"
+        assert: "all(os.path.exists(p) for p in output.get('artifacts_paths', []))"
         severity: blocking
         layer: L1
-      - name: code_quality
-        check: "scope_declaration vs task.truths"
+      - name: scope_alignment
+        prompt: "Compare the agent's scope_declaration against task truths. Check: is every truth covered? Are there deviations not declared?"
         severity: warning
         layer: L2
     output_review:
@@ -1520,11 +1525,11 @@ task_types:
       max_rounds: 5
     output_guardrails:
       - name: no_direct_production
-        check: "output.target_env != 'production'"
+        assert: "output.get('target_env') != 'production'"
         severity: tripwire
         layer: L1
       - name: rollback_plan_exists
-        check: "output.rollback_plan != null"
+        assert: "output.get('rollback_plan') is not None"
         severity: blocking
         layer: L1
     output_review:
@@ -1535,7 +1540,7 @@ task_types:
   data:
     output_guardrails:
       - name: format_check
-        check: "output.format in ['csv', 'parquet', 'json']"
+        assert: "output.get('format') in ['csv', 'parquet', 'json']"
         severity: blocking
         layer: L1
     output_review: