diff --git a/.ua/backlog.json b/.ua/backlog.json
index d9a0d04..f78684c 100644
--- a/.ua/backlog.json
+++ b/.ua/backlog.json
@@ -3453,7 +3453,7 @@
       "title": "verify 固化 toast live 区域门禁",
       "motivation": "g338 手工补的 aria-live / role=alert 没有门禁守护，回退成纯视觉 toast 不会被发现",
       "acceptance": "verify 新增检查：skin 包 toast.ts 必须含 aria-live 容器与 alert 抢占播报，删掉任一处即红",
-      "status": "open",
+      "status": "done",
       "notes": ""
     }
   ]
diff --git a/.ua/iterations.log b/.ua/iterations.log
index 20266c3..e23bdbf 100644
--- a/.ua/iterations.log
+++ b/.ua/iterations.log
@@ -384,3 +384,4 @@
 {"ts":"2026-10-27T02:13:15+08:00","id":"g337","result":"done","commit":"1d25c8a","summary":"新增可访问名门禁：verify 扫描 combobox/slider/range 控件，补齐 commandPalette 搜索框 aria-label"}
 {"ts":"2026-10-27T02:14:56+08:00","id":"g338","result":"done","commit":"28972a0","summary":"toast 容器补 aria-live=polite 兜底播报，error 级别 role=alert 抢占"}
 {"ts":"2026-10-27T02:17:29+08:00","id":"g339","result":"done","commit":"e5943aa","summary":"四方向 45° 菱形箭头继承气泡底色，全令牌零新增字面量"}
+{"ts":"2026-10-27T02:19:48+08:00","id":"g340","result":"done","commit":"21b98ad","summary":"verify 新增 toast live 检查（负向自检红/恢复绿），aria-live 与 alert 抢apost不再可回退"}