diff --git a/pages/index/index.wxss b/pages/index/index.wxss
index 93ace63..c42a487 100644
--- a/pages/index/index.wxss
+++ b/pages/index/index.wxss
@@ -554,12 +554,12 @@ wx-button:not([size=mini]) {
 /* 底部弹出样式 */
 .sidebar.bottom-popup {
   top: auto;
-  bottom: 0;
+  bottom: 2rpx; /* 避开底部导航栏 */
   left: 0;
   right: 0;
   width: 100%;
-  height: 80%;
-  max-height: 1000rpx;
+  height: calc(80% - 100rpx); /* 调整高度，减去底部导航栏高度 */
+  max-height: calc(1000rpx - 100rpx);
   border-radius: 40rpx 40rpx 0 0;
   animation: slideUp 0.3s ease;
   box-shadow: 0 -4rpx 20rpx rgba(0, 0, 0, 0.2);