diff --git a/Yi.Ai.Vue3/src/layouts/components/ChatAside/index.vue b/Yi.Ai.Vue3/src/layouts/components/ChatAside/index.vue
index 10b5baa9..6e25cb26 100644
--- a/Yi.Ai.Vue3/src/layouts/components/ChatAside/index.vue
+++ b/Yi.Ai.Vue3/src/layouts/components/ChatAside/index.vue
@@ -752,14 +752,17 @@ function toggleSidebar() {
   .aside-container {
     position: fixed;
     left: 0;
-    top: 0;
+    top: var(--header-container-default-height, 64px);
     bottom: 0;
     z-index: 1000;
     width: 280px !important;
+    max-width: 80vw;
     transform: translateX(-100%);
     transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
     box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
     background: #fff;
+    overflow-y: auto;
+    overflow-x: hidden;
 
     &.aside-collapsed {
       transform: translateX(-100%);
@@ -773,6 +776,7 @@ function toggleSidebar() {
 
   .aside-wrapper {
     width: 280px !important;
+    max-width: 80vw;
 
     .aside-collapsed & {
       width: 100px !important;
@@ -782,7 +786,7 @@ function toggleSidebar() {
   // 移动端遮罩层
   .aside-overlay {
     position: fixed;
-    top: 0;
+    top: var(--header-container-default-height, 64px);
     left: 0;
     right: 0;
     bottom: 0;
diff --git a/Yi.Ai.Vue3/src/layouts/components/Header/index.vue b/Yi.Ai.Vue3/src/layouts/components/Header/index.vue
index 6be745c2..faf2b911 100644
--- a/Yi.Ai.Vue3/src/layouts/components/Header/index.vue
+++ b/Yi.Ai.Vue3/src/layouts/components/Header/index.vue
@@ -195,6 +195,8 @@ function toggleMobileMenu() {
       direction="rtl"
       :size="280"
       :close-on-click-modal="true"
+      :lock-scroll="true"
+      :modal-class="'mobile-drawer-modal'"
       class="mobile-drawer"
     >
       <template #header>
diff --git a/Yi.Ai.Vue3/src/pages/chat/conversation/index.vue b/Yi.Ai.Vue3/src/pages/chat/conversation/index.vue
index 815896e9..27b245d9 100644
--- a/Yi.Ai.Vue3/src/pages/chat/conversation/index.vue
+++ b/Yi.Ai.Vue3/src/pages/chat/conversation/index.vue
@@ -31,7 +31,6 @@ const sessionId = computed(() => route.params?.id);
   display: flex;
   width: 100%;
   height: calc(100vh - var(--header-container-default-height));
-
   overflow: hidden;
 }
 
@@ -41,4 +40,18 @@ const sessionId = computed(() => route.params?.id);
   flex-direction: column;
   overflow: hidden;
 }
+
+/* 移动端优化 */
+@media (max-width: 768px) {
+  .conversation-page {
+    position: relative;
+    overflow: hidden;
+  }
+
+  .chat-content {
+    width: 100%;
+    overflow-y: auto;
+    overflow-x: hidden;
+  }
+}
 </style>
diff --git a/Yi.Ai.Vue3/src/styles/element-plus.scss b/Yi.Ai.Vue3/src/styles/element-plus.scss
index 98ec11a6..d6927065 100644
--- a/Yi.Ai.Vue3/src/styles/element-plus.scss
+++ b/Yi.Ai.Vue3/src/styles/element-plus.scss
@@ -9,7 +9,21 @@
 // el 弹框不知道为啥宽度会变大
 .el-popup-parent--hidden {
   width: 100% !important;
-  overflow: hidden;
+  overflow: hidden !important;
+}
+
+// 移动端 Drawer 遮罩层样式修复
+.mobile-drawer-modal {
+  z-index: 2000;
+}
+
+// 防止移动端 drawer 打开时页面溢出
+@media (max-width: 768px) {
+  body.el-popup-parent--hidden {
+    position: fixed;
+    width: 100%;
+    height: 100%;
+  }
 }
 
 
diff --git a/Yi.Ai.Vue3/src/styles/yixin-markdown.scss b/Yi.Ai.Vue3/src/styles/yixin-markdown.scss
index 2744eb12..4483950f 100644
--- a/Yi.Ai.Vue3/src/styles/yixin-markdown.scss
+++ b/Yi.Ai.Vue3/src/styles/yixin-markdown.scss
@@ -1,6 +1,8 @@
 //需要重写的样式放这里
 .elx-xmarkdown-container {
   padding: 0 ;
+  max-width: 100%;
+  overflow-x: auto;
 }
 .el-bubble-content p{
   margin: 0 !important;
@@ -11,6 +13,9 @@
   font-size: 16px !important;
   font-weight: 400 !important;
   line-height: 28px !important;
+  max-width: 100%;
+  overflow-wrap: break-word;
+  word-break: break-word;
 }
 .chat-with-id-container{
   //待定
@@ -18,7 +23,52 @@
 }
 .el-bubble-content-wrapper {
   --bubble-content-max-width: 800px;
+  max-width: 100%;
 }
 .markdown-language-header-div{
  z-index: 0 !important;
 }
+
+/* 移动端 markdown 优化 */
+@media (max-width: 768px) {
+  .el-bubble-content-wrapper {
+    --bubble-content-max-width: 100%;
+    max-width: calc(100vw - 80px);
+  }
+
+  .el-bubble-content {
+    font-size: 14px !important;
+    line-height: 24px !important;
+    padding: 8px !important;
+  }
+
+  .elx-xmarkdown-container {
+    max-width: 100%;
+    overflow-x: auto;
+  }
+
+  /* markdown 内容元素优化 */
+  .markdown-body {
+    font-size: 14px !important;
+
+    pre {
+      max-width: 100%;
+      overflow-x: auto;
+    }
+
+    code {
+      word-break: break-all;
+    }
+
+    table {
+      display: block;
+      max-width: 100%;
+      overflow-x: auto;
+    }
+
+    img {
+      max-width: 100%;
+      height: auto;
+    }
+  }
+}