diff --git a/src/views/CourseExchanged.vue b/src/views/CourseExchanged.vue
index 69417c2..3fc3fc2 100644
--- a/src/views/CourseExchanged.vue
+++ b/src/views/CourseExchanged.vue
@@ -3268,7 +3268,6 @@ onActivated(() => {
 }
 
 .breadcrumb-course {
-  width: 70px;
   height: 20px;
   font-family: PingFangSC, PingFang SC;
   font-weight: 400;
@@ -3278,6 +3277,8 @@ onActivated(() => {
   text-align: left;
   font-style: normal;
   cursor: pointer;
+  white-space: nowrap; /* 一行展示，不换行 */
+  /* 移除固定宽度，让内容完全展示 */
 }
 
 .breadcrumb-separator {
@@ -8629,18 +8630,49 @@ onActivated(() => {
 }
 
 .comment-input {
-  width: 100%;
-  height: 36px;
-  padding: 8px 12px;
-  border: 1px solid #E6E6E6;
-  border-radius: 2px;
-  outline: none;
-  resize: none;
-  font-family: PingFangSC, PingFang SC;
-  font-size: 14px;
-  color: #333;
-  background: transparent; /* 透明背景 */
-  box-sizing: border-box;
+  width: 100% !important;
+  height: 36px !important;
+  padding: 8px 12px !important;
+  border: 1px solid #E6E6E6 !important;
+  border-radius: 2px !important;
+  outline: none !important;
+  resize: none !important; /* 强制禁用调整大小功能 */
+  font-family: PingFangSC, PingFang SC !important;
+  font-size: 14px !important;
+  color: #333 !important;
+  background: transparent !important; /* 透明背景 */
+  box-sizing: border-box !important;
+  /* 完全移除 resize handle */
+  -webkit-appearance: none !important;
+  -moz-appearance: none !important;
+  appearance: none !important;
+  /* 强制移除所有可能的 resize 样式 */
+  max-height: 36px !important;
+  min-height: 36px !important;
+  overflow: hidden !important;
+}
+
+/* 针对 webkit 浏览器强制移除 resize handle */
+.comment-input::-webkit-resizer {
+  display: none !important;
+  visibility: hidden !important;
+  opacity: 0 !important;
+  width: 0 !important;
+  height: 0 !important;
+}
+
+/* 针对 Firefox 移除 resize handle */
+.comment-input::-moz-resizer {
+  display: none !important;
+  visibility: hidden !important;
+  opacity: 0 !important;
+  width: 0 !important;
+  height: 0 !important;
+}
+
+/* 通用的 resizer 移除 */
+.comment-input::resizer {
+  display: none !important;
 }
 
 .comment-input::placeholder {
diff --git a/src/views/SpecialTraining.vue b/src/views/SpecialTraining.vue
index f4799d4..8f71c3f 100644
--- a/src/views/SpecialTraining.vue
+++ b/src/views/SpecialTraining.vue
@@ -203,6 +203,7 @@ const setActiveTab = (tabId: string) => {
 const goToPage = (page: number) => {
   if (page >= 1 && page <= totalPages.value) {
     currentPage.value = page
+    // 分页切换时保持当前滚动位置，不进行滚动
   }
 }
 
@@ -297,6 +298,7 @@ onMounted(() => {
   margin: 0 auto;
   padding: 40px 0;
   background-color: #fff;
+  min-height: 1000px; /* 确保内容区域有固定的最小高度 */
 }
 
 .training-grid {
@@ -304,6 +306,8 @@ onMounted(() => {
   grid-template-columns: repeat(3, 1fr);
   gap: 20px;
   margin-bottom: 40px;
+  min-height: 860px; /* 固定最小高度：3行 × 280px + 2个gap × 20px = 860px */
+  align-content: start; /* 内容从顶部开始排列 */
 }
 
 /* 训练卡片 */
@@ -325,10 +329,9 @@ onMounted(() => {
 
 .card-content {
   padding:40px 40px 30px 40px;
-  height: 100%;
+  height: 280px; /* 固定高度，确保所有卡片高度一致 */
   display: flex;
   flex-direction: column;
-  min-height: 250px
 }
 
 .training-title {