diff --git a/src/views/AgentChat/index.js b/src/views/AgentChat/index.js
index bd9f4737..a6beebaf 100644
--- a/src/views/AgentChat/index.js
+++ b/src/views/AgentChat/index.js
@@ -674,7 +674,7 @@ const AgentChat = () => {
   ];
 
   return (
-    <Box minH="calc(100vh - 80px)" position="relative" overflow="hidden">
+    <Box minH="100vh" position="relative" overflow="hidden" pt="80px">
       {/* 背景渐变层 */}
       <Box
         position="absolute"
@@ -2090,4 +2090,4 @@ const ExecutionStepsDisplay = ({ steps, plan }) => {
       </AccordionItem>
     </Accordion>
   );
-};
+};agnte