diff --git a/src/assets/styles/index.scss b/src/assets/styles/index.scss
index 352fd110..1339db98 100644
--- a/src/assets/styles/index.scss
+++ b/src/assets/styles/index.scss
@@ -445,6 +445,7 @@ li{
         display: flex;
         align-items: baseline;
         justify-content: center;
+        text-align: left;
         .el-icon-warning-outline{
             margin-right: 6px;
             font-size: 18px;
diff --git a/src/views/course/ManageListRemote.vue b/src/views/course/ManageListRemote.vue
index cd39484b..38fcc8b1 100644
--- a/src/views/course/ManageListRemote.vue
+++ b/src/views/course/ManageListRemote.vue
@@ -102,6 +102,7 @@
               :props="resOwnerCascaderProps"
               :show-all-levels="false"
               @change="handleResOwnerChange"
+              @input.native="limitResOwnerInput"
               filterable
             ></el-cascader>
           </div>
@@ -181,7 +182,7 @@
             <span class="common-cell single-line-ellipsis">{{ formatSysTypeChain(scope.row) }}</span>
           </template>
         </el-table-column>
-        <el-table-column label="授课教师" prop="teacherName" min-width="260" align="center" show-overflow-tooltip>
+        <el-table-column label="授课教师" prop="teacherName" :min-width="teacherColumnWidth" align="center" >
           <template slot-scope="scope">
             <span class="common-cell">{{ scope.row.teacherName }}</span>
           </template>
@@ -471,6 +472,10 @@ export default {
         checkStrictly: true // 允许选择任意一级选项
       };
     },
+    // 动态计算“授课教师”列的最小宽度，避免固定 260px
+    teacherColumnWidth() {
+      return this.calcColumnWidth('授课教师', 'teacherName');
+    }
   },
   data() {
     return {
@@ -629,6 +634,26 @@ export default {
     toggleAdvancedFilter() {
       this.showAdvancedFilter = !this.showAdvancedFilter;
     },
+    // 计算文本宽度（通过隐藏 span 获取实际宽度）
+    getTextWidth(text = '') {
+      if (typeof document === 'undefined') return 0;
+      const span = document.createElement('span');
+      span.innerText = text;
+      span.style.cssText = 'position:absolute;visibility:hidden;font-size:14px;font-family:inherit;white-space:nowrap;';
+      document.body.appendChild(span);
+      const { width } = span.getBoundingClientRect();
+      document.body.removeChild(span);
+      return Math.ceil(width);
+    },
+    // 计算列宽（头+内容取最大值，加 padding，并控制最小值）
+    calcColumnWidth(label, prop, padding = 24, min = 260, max = Infinity) {
+      const contents = (this.pageData || []).map(row => this.getTextWidth((row && row[prop]) || ''));
+      const maxContentWidth = contents.length ? Math.max(...contents) : 0;
+      const labelWidth = this.getTextWidth(label || '');
+      const baseWidth = Math.max(maxContentWidth, labelWidth) + padding;
+      const clamped = Math.max(min, Math.min(baseWidth, max));
+      return `${clamped}px`;
+    },
     applyAppScrollbarStyle() {
       if (this.scrollbarStyleApplied || typeof document === 'undefined') return;
       if (document.getElementById('app-scrollbar-style')) {
@@ -787,6 +812,15 @@ export default {
         this.$refs.creatorSelect.query = limited;
       }
     },
+    limitResOwnerInput(event) {
+      const limited = (event && event.target && event.target.value ? event.target.value : '').slice(0, 200);
+      if (event && event.target && event.target.value !== limited) {
+        event.target.value = limited;
+      }
+      if (this.$refs.resOwnerCascader) {
+        this.$refs.resOwnerCascader.inputValue = limited;
+      }
+    },
     handleTopSort() {
       if (this.$refs.topSorter) {
         this.$refs.topSorter.open();
@@ -1582,7 +1616,7 @@ export default {
       if (row.isPermission && row.status != 2) {
         actions.push({ key: 'edit', label: '编辑', className: 'action-link--primary' });
       }
-      if (this.showSetTopFeature && row.published) {
+      if (row.published) {
         actions.push({ key: 'qrcode', label: '二维码', className: 'action-link--primary' });
       }
       if (row.isPermission && !this.forChoose && row.published) {
@@ -1597,9 +1631,9 @@ export default {
       // 更多里的动作
       if (row.isPermission && row.published) {
         actions.push({ key: 'copy', label: '复制', className: 'action-link--primary' });
-        actions.push({ key: 'toggleEnable', label: row.enabled ? '停用' : '启用', className: 'action-link--bold' });
+        actions.push({ key: 'toggleEnable', label: row.enabled ? '停用' : '启用', className: 'action-link--primary' });
         if (this.showSetTopFeature) {
-          actions.push({ key: 'toggleTop', label: row.isTop ? '取消置顶' : '置顶', className: '' });
+          actions.push({ key: 'toggleTop', label: row.isTop ? '取消置顶' : '置顶', className: 'action-link--primary' });
         }
       }
       return actions;
@@ -1762,11 +1796,6 @@ export default {
   background-image: url('~@/assets/images/svg/search_active.svg');
 }
 
-.icon-btn--search:hover,
-.icon-btn--search:active {
-  // background-image: url('~@/assets/images/svg/search_active.svg');
-}
-
 .icon-btn--reset {
   background-image: url('~@/assets/images/svg/reset.svg');
   background-size: 15px 15px;