diff --git a/src/components/FeedbackFab.tsx b/src/components/FeedbackFab.tsx
index a0487b9..b9f3c07 100644
--- a/src/components/FeedbackFab.tsx
+++ b/src/components/FeedbackFab.tsx
@@ -241,7 +241,7 @@ export default function FeedbackFab({ module: moduleProp }: Props = {}) {
             animate={{ opacity: 1 }}
             exit={{ opacity: 0 }}
             className="fixed inset-0 z-[90] bg-slate-900/40 backdrop-blur-sm flex items-end md:items-center justify-center"
-            onClick={close}
+            // 不允许点击背景关闭：避免用户输入到一半误触遮罩丢失内容
           >
             <motion.div
               initial={{ y: '100%', opacity: 0 }}