diff --git a/frontend/app.html b/frontend/app.html
index cb5cec3..16cae41 100644
--- a/frontend/app.html
+++ b/frontend/app.html
@@ -748,7 +748,7 @@
 
           <!-- 列表视图 -->
           <div v-else class="file-list">
-            <table style="width: 100%; border-collapse: collapse;">
+            <table style="width: 100%; border-collapse: collapse; table-layout: fixed;">
               <thead>
                 <tr style="border-bottom: 2px solid #ddd; background: #f5f5f5;">
                   <th style="padding: 12px; text-align: left; width: 40%;">文件名</th>
@@ -765,7 +765,8 @@
                     @touchend="handleLongPressEnd"
                     @mouseover="$event.currentTarget.style.background='#f9f9f9'"
                     @mouseout="$event.currentTarget.style.background='white'">
-                  <td style="padding: 10px; display: flex; align-items: center; gap: 10px;">
+                  <td style="padding: 10px;">
+                    <div style="display: flex; align-items: center; gap: 10px; overflow: hidden;">
                     <!-- 图片缩略图 -->
                     <img v-if="file.name.match(/\.(jpg|jpeg|png|gif|bmp|svg|webp)$/i) && getThumbnailUrl(file)" 
                          :src="getThumbnailUrl(file)" 
@@ -777,15 +778,16 @@
                       <i class="fas fa-play" style="font-size: 14px; color: white;"></i>
                     </div>
                     <!-- 文件夹图标 -->
-                    <i v-else-if="file.isDirectory" class="fas fa-folder" style="font-size: 20px; color: #FFC107;"></i>
+                    <i v-else-if="file.isDirectory" class="fas fa-folder" style="font-size: 20px; color: #FFC107; flex-shrink: 0;"></i>
                     <!-- 其他文件类型图标 -->
-                    <i v-else-if="file.name.match(/\.(mp3|wav|flac|aac|ogg)$/i)" class="fas fa-file-audio" style="font-size: 20px; color: #FF5722;"></i>
-                    <i v-else-if="file.name.match(/\.(pdf)$/i)" class="fas fa-file-pdf" style="font-size: 20px; color: #F44336;"></i>
-                    <i v-else-if="file.name.match(/\.(doc|docx)$/i)" class="fas fa-file-word" style="font-size: 20px; color: #2196F3;"></i>
-                    <i v-else-if="file.name.match(/\.(xls|xlsx)$/i)" class="fas fa-file-excel" style="font-size: 20px; color: #4CAF50;"></i>
-                    <i v-else-if="file.name.match(/\.(zip|rar|7z|tar|gz)$/i)" class="fas fa-file-archive" style="font-size: 20px; color: #795548;"></i>
-                    <i v-else class="fas fa-file" style="font-size: 20px; color: #9E9E9E;"></i>
-                    <span style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; display: inline-block;" :title="file.name">{{ file.name }}</span>
+                    <i v-else-if="file.name.match(/\.(mp3|wav|flac|aac|ogg)$/i)" class="fas fa-file-audio" style="font-size: 20px; color: #FF5722; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(pdf)$/i)" class="fas fa-file-pdf" style="font-size: 20px; color: #F44336; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(doc|docx)$/i)" class="fas fa-file-word" style="font-size: 20px; color: #2196F3; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(xls|xlsx)$/i)" class="fas fa-file-excel" style="font-size: 20px; color: #4CAF50; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(zip|rar|7z|tar|gz)$/i)" class="fas fa-file-archive" style="font-size: 20px; color: #795548; flex-shrink: 0;"></i>
+                    <i v-else class="fas fa-file" style="font-size: 20px; color: #9E9E9E; flex-shrink: 0;"></i>
+                    <span style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0;" :title="file.name">{{ file.name }}</span>
+                    </div>
                   </td>
                   <td style="padding: 10px; color: #666;">{{ file.isDirectory ? '-' : file.sizeFormatted }}</td>
                   <td style="padding: 10px; color: #666;">{{ formatDate(file.modifiedTime) }}</td>
@@ -1155,21 +1157,21 @@
         </div>
 
         <!-- 列表视图 -->
-        <table v-else style="width: 100%; border-collapse: collapse;">
+        <table v-else style="width: 100%; border-collapse: collapse; table-layout: fixed;">
           <thead>
             <tr style="border-bottom: 2px solid #ddd;">
-              <th style="padding: 10px; text-align: left;">文件路径</th>
-              <th style="padding: 10px; text-align: left;">分享链接</th>
-              <th style="padding: 10px; text-align: center;">访问次数</th>
-              <th style="padding: 10px; text-align: center;">下载次数</th>
-              <th style="padding: 10px; text-align: center;">到期时间</th>
-              <th style="padding: 10px; text-align: center;">操作</th>
+              <th style="padding: 10px; text-align: left; width: 20%;">文件路径</th>
+              <th style="padding: 10px; text-align: left; width: 30%;">分享链接</th>
+              <th style="padding: 10px; text-align: center; width: 10%;">访问次数</th>
+              <th style="padding: 10px; text-align: center; width: 10%;">下载次数</th>
+              <th style="padding: 10px; text-align: center; width: 20%;">到期时间</th>
+              <th style="padding: 10px; text-align: center; width: 10%;">操作</th>
             </tr>
           </thead>
           <tbody>
             <tr v-for="share in shares" :key="share.id" style="border-bottom: 1px solid #eee;">
-              <td style="padding: 10px; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="share.share_path">{{ share.share_path }}</td>
-              <td style="padding: 10px; max-width: 250px;">
+              <td style="padding: 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="share.share_path">{{ share.share_path }}</td>
+              <td style="padding: 10px; overflow: hidden;">
                 <a :href="share.share_url" target="_blank" style="color: #667eea; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="share.share_url">{{ share.share_url }}</a>
               </td>
               <td style="padding: 10px; text-align: center;">{{ share.view_count }}</td>
@@ -1314,23 +1316,23 @@
 
         <h3 style="margin-bottom: 20px;">用户管理</h3>
         <div style="overflow-x: auto;">
-          <table style="width: 100%; border-collapse: collapse; min-width: 900px;">
+          <table style="width: 100%; border-collapse: collapse; table-layout: fixed; min-width: 900px;">
             <thead>
               <tr style="border-bottom: 2px solid #ddd; background: #f5f5f5;">
-                <th style="padding: 10px; text-align: left;">ID</th>
-                <th style="padding: 10px; text-align: left;">用户名</th>
-                <th style="padding: 10px; text-align: left;">邮箱</th>
-                <th style="padding: 10px; text-align: center;">存储权限</th>
-                <th style="padding: 10px; text-align: center;">当前存储</th>
-                <th style="padding: 10px; text-align: center;">配额使用</th>
-                <th style="padding: 10px; text-align: center;">状态</th>
-                <th style="padding: 10px; text-align: center;">操作</th>
+                <th style="padding: 10px; text-align: left; width: 5%;">ID</th>
+                <th style="padding: 10px; text-align: left; width: 12%;">用户名</th>
+                <th style="padding: 10px; text-align: left; width: 15%;">邮箱</th>
+                <th style="padding: 10px; text-align: center; width: 10%;">存储权限</th>
+                <th style="padding: 10px; text-align: center; width: 10%;">当前存储</th>
+                <th style="padding: 10px; text-align: center; width: 13%;">配额使用</th>
+                <th style="padding: 10px; text-align: center; width: 10%;">状态</th>
+                <th style="padding: 10px; text-align: center; width: 25%;">操作</th>
               </tr>
             </thead>
             <tbody>
               <tr v-for="u in adminUsers" :key="u.id" style="border-bottom: 1px solid #eee;">
                 <td style="padding: 10px;">{{ u.id }}</td>
-                <td style="padding: 10px; max-width: 150px;">
+                <td style="padding: 10px; overflow: hidden;">
                   <div style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="u.username">
                     <span>{{ u.username }}</span>
                     <span v-if="u.is_admin" style="color: #28a745; margin-left: 5px; white-space: nowrap;" title="管理员">
@@ -1338,7 +1340,7 @@
                     </span>
                   </div>
                 </td>
-                <td style="padding: 10px; font-size: 12px; color: #666; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="u.email">{{ u.email }}</td>
+                <td style="padding: 10px; font-size: 12px; color: #666; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" :title="u.email">{{ u.email }}</td>
                 <td style="padding: 10px; text-align: center; font-size: 12px;">
                   <span v-if="u.storage_permission === 'local_only'" style="background: #667eea; color: white; padding: 3px 8px; border-radius: 4px;">仅本地</span>
                   <span v-else-if="u.storage_permission === 'sftp_only'" style="background: #6c757d; color: white; padding: 3px 8px; border-radius: 4px;">仅SFTP</span>
@@ -1396,7 +1398,7 @@
         <div v-if="passwordResetRequests.length === 0" class="alert alert-info">
           暂无待审核的密码重置请求
         </div>
-        <table v-else style="width: 100%; border-collapse: collapse;">
+        <table v-else style="width: 100%; border-collapse: collapse; table-layout: fixed;">
           <thead>
             <tr style="border-bottom: 2px solid #ddd;">
               <th style="padding: 10px; text-align: left;">用户名</th>
@@ -1582,7 +1584,7 @@
 
           <!-- 列表视图 -->
           <div v-else class="file-list">
-            <table style="width: 100%; border-collapse: collapse;">
+            <table style="width: 100%; border-collapse: collapse; table-layout: fixed;">
               <thead>
                 <tr style="border-bottom: 2px solid #ddd; background: #f5f5f5;">
                   <th style="padding: 12px; text-align: left; width: 50%;">文件名</th>
@@ -1596,17 +1598,19 @@
                     @dblclick="handleInspectionFileClick(file)"
                     @mouseover="$event.currentTarget.style.background='#f9f9f9'"
                     @mouseout="$event.currentTarget.style.background='white'">
-                  <td style="padding: 10px; display: flex; align-items: center; gap: 10px;">
-                    <i v-if="file.isDirectory" class="fas fa-folder" style="font-size: 20px; color: #FFC107;"></i>
+                  <td style="padding: 10px;">
+                    <div style="display: flex; align-items: center; gap: 10px; overflow: hidden;">
+                    <i v-if="file.isDirectory" class="fas fa-folder" style="font-size: 20px; color: #FFC107; flex-shrink: 0;"></i>
                     <i v-else-if="file.name.match(/\.(jpg|jpeg|png|gif|bmp|svg)$/i)" class="fas fa-file-image" style="font-size: 20px; color: #4CAF50;"></i>
                     <i v-else-if="file.name.match(/\.(mp4|avi|mov|wmv|flv|mkv)$/i)" class="fas fa-file-video" style="font-size: 20px; color: #9C27B0;"></i>
-                    <i v-else-if="file.name.match(/\.(mp3|wav|flac|aac|ogg)$/i)" class="fas fa-file-audio" style="font-size: 20px; color: #FF5722;"></i>
-                    <i v-else-if="file.name.match(/\.(pdf)$/i)" class="fas fa-file-pdf" style="font-size: 20px; color: #F44336;"></i>
-                    <i v-else-if="file.name.match(/\.(doc|docx)$/i)" class="fas fa-file-word" style="font-size: 20px; color: #2196F3;"></i>
-                    <i v-else-if="file.name.match(/\.(xls|xlsx)$/i)" class="fas fa-file-excel" style="font-size: 20px; color: #4CAF50;"></i>
-                    <i v-else-if="file.name.match(/\.(zip|rar|7z|tar|gz)$/i)" class="fas fa-file-archive" style="font-size: 20px; color: #795548;"></i>
-                    <i v-else class="fas fa-file" style="font-size: 20px; color: #9E9E9E;"></i>
-                    <span style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; display: inline-block;" :title="file.name">{{ file.name }}</span>
+                    <i v-else-if="file.name.match(/\.(mp3|wav|flac|aac|ogg)$/i)" class="fas fa-file-audio" style="font-size: 20px; color: #FF5722; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(pdf)$/i)" class="fas fa-file-pdf" style="font-size: 20px; color: #F44336; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(doc|docx)$/i)" class="fas fa-file-word" style="font-size: 20px; color: #2196F3; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(xls|xlsx)$/i)" class="fas fa-file-excel" style="font-size: 20px; color: #4CAF50; flex-shrink: 0;"></i>
+                    <i v-else-if="file.name.match(/\.(zip|rar|7z|tar|gz)$/i)" class="fas fa-file-archive" style="font-size: 20px; color: #795548; flex-shrink: 0;"></i>
+                    <i v-else class="fas fa-file" style="font-size: 20px; color: #9E9E9E; flex-shrink: 0;"></i>
+                    <span style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0;" :title="file.name">{{ file.name }}</span>
+                    </div>
                   </td>
                   <td style="padding: 10px; color: #666;">{{ file.isDirectory ? '-' : file.sizeFormatted }}</td>
                   <td style="padding: 10px; color: #666;">{{ formatDate(file.modifiedAt) }}</td>