style：调整dify内嵌侧边栏、召回测试、预览块样式

app/styles/components/dify-dataset-manager/index.css

@@ -6,7 +6,7 @@
 .dataset-manager-wrapper {
     display: flex;
     flex-direction: column;
-    height: 100%;
+    height:90%;
     max-height: 100%;
     background: #fff;
     overflow: hidden;
@@ -26,13 +26,14 @@
 
 /* 左侧侧边栏 */
 .dataset-sidebar {
-    width: 200px;
-    min-width: 200px;
+    width: 26vh;
+    min-width: 11vh;
     background: #fafafa;
     border-right: 1px solid #f0f0f0;
     display: flex;
     flex-direction: column;
     overflow: hidden;
+    max-height: 90vh;
 }
 
 /* 返回按钮 */
@@ -229,6 +230,7 @@
 /* 右侧主内容区 */
 .dataset-main {
     flex: 1;
+    height: 85vh;
     min-width: 0;
     display: flex;
     flex-direction: column;
@@ -735,6 +737,7 @@
 
 /* 右侧预览面板 */
 .preview-panel {
+    height: 85vh;
     flex: 1;
     min-width: 0;
     background: #f5f5f5;
@@ -852,6 +855,11 @@
     display: flex;
     flex-direction: column;
     gap: 12px;
+    /* 关键修复：添加高度约束和内部滚动 */
+    height: 100%;
+    min-height: 0;
+    overflow-y: auto;
+    overflow-x: hidden;
 }
 
 .segment-item {