diff --git a/inbound_verify/db_compare.py b/inbound_verify/db_compare.py
index ff93494..b9deca9 100644
--- a/inbound_verify/db_compare.py
+++ b/inbound_verify/db_compare.py
@@ -499,10 +499,10 @@ def _stats_to_dict(s: CompareStats) -> dict:
 
 
 def _target_date_for(site: str) -> str:
-    """4 站比对锚点：today - expected_offset（与 _site_undelivered_handler 一致）。"""
+    """4 站比对锚点：today - actual_offset（以实到扫描日为锚，与 _site_undelivered_handler 一致）。"""
     from inbound_verify import state_store  # 懒导入，避免成环
 
-    offset = state_store.get_offset(site, "expected")
+    offset = state_store.get_offset(site, "actual")
     return (date.today() - timedelta(days=offset)).strftime("%Y-%m-%d")
 
 
@@ -555,7 +555,7 @@ def _baishi_from_pg(cur, target: str):
 
 def build_full_report(date=None) -> str:
     """DB 版全站汇总报表：4 站走 DB 比对、百世走 PG，复用 compare.build_summary 渲染。
-    产出 output/应到未到数据.xlsx（/report 下载）。date=None 时各站按 expected_offset 算锚点。
+    产出 output/应到未到数据.xlsx（/report 下载）。date=None 时各站按 actual_offset 算锚点（以实到扫描日为锚）。
     返回输出路径。"""
     from inbound_verify import compare  # 复用 build_summary / write_station / OUTFILE
 
diff --git a/inbound_verify/runtime.py b/inbound_verify/runtime.py
index 54546d0..867ca4b 100644
--- a/inbound_verify/runtime.py
+++ b/inbound_verify/runtime.py
@@ -517,7 +517,7 @@ def _site_undelivered_handler(site):
             if date:
                 target_date = date
             else:
-                offset = state_store.get_offset(site, "expected")
+                offset = state_store.get_offset(site, "actual")
                 target_date = (datetime.now().date() - timedelta(days=offset)).strftime(
                     "%Y-%m-%d"
                 )