diff --git a/TUICallKit-Vue3/training/pages/pose-hub.vue b/TUICallKit-Vue3/training/pages/pose-hub.vue
index f5408eee4..5cc9edb71 100644
--- a/TUICallKit-Vue3/training/pages/pose-hub.vue
+++ b/TUICallKit-Vue3/training/pages/pose-hub.vue
@@ -223,10 +223,13 @@ function open(id: MoveId) {
     color: #6c7a71;
 }
 
+// 列间距用 space-between 分配剩余空间：rpx 换算 px 有取整，“两张卡 + 固定 gap”恰好凑满 100% 时
+// 部分机型会多出 1px，第二张卡被挤到下一行
 .grid {
     display: flex;
     flex-wrap: wrap;
-    gap: 24rpx;
+    justify-content: space-between;
+    row-gap: 24rpx;
 }
 
 .card {