diff --git a/web/src/components/Index.vue b/web/src/components/Index.vue
index e2a9151..e10cb68 100644
--- a/web/src/components/Index.vue
+++ b/web/src/components/Index.vue
@@ -380,24 +380,8 @@ const siteTitle = computed(() => {
                   </div>
                   <!-- 移动端主题切换入口 -->
                   <button @click="toggleTheme" class="md:hidden w-full text-left px-4 py-2 text-sm hover:bg-muted dark:hover:bg-white/5 flex items-center justify-between">
-                    <span>外观（{{ themeLabel }}）</span>
-                    <span class="inline-flex items-center gap-2">
-                      <svg v-if="theme === 'dark'" class="w-4 h-4" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-                        <path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"/>
-                      </svg>
-                      <svg v-else class="w-4 h-4" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-                        <circle cx="12" cy="12" r="5"/>
-                        <line x1="12" y1="1" x2="12" y2="3"/>
-                        <line x1="12" y1="21" x2="12" y2="23"/>
-                        <line x1="4.22" y1="4.22" x2="5.64" y2="5.64"/>
-                        <line x1="18.36" y1="18.36" x2="19.78" y2="19.78"/>
-                        <line x1="1" y1="12" x2="3" y2="12"/>
-                        <line x1="21" y1="12" x2="23" y2="12"/>
-                        <line x1="4.22" y1="19.78" x2="5.64" y2="18.36"/>
-                        <line x1="18.36" y1="5.64" x2="19.78" y2="4.22"/>
-                      </svg>
-                      <span class="text-xs text-muted-foreground">{{ themeLabel }}</span>
-                    </span>
+                    <span class="truncate">外观</span>
+                    <span class="text-xs text-muted-foreground flex-shrink-0">{{ themeLabel }}</span>
                   </button>
                   <button @click="logout" class="w-full text-left px-4 py-2 text-sm text-destructive hover:bg-muted dark:hover:bg-white/5 transition-colors">
                     <div class="flex items-center space-x-2">
diff --git a/web/src/components/pages/settings/LoginLogs.vue b/web/src/components/pages/settings/LoginLogs.vue
index 7e349a9..1704359 100644
--- a/web/src/components/pages/settings/LoginLogs.vue
+++ b/web/src/components/pages/settings/LoginLogs.vue
@@ -67,15 +67,15 @@ const openIpInfo = async (ip: string) => {
       </button>
     </CardHeader>
     <CardContent>
-      <div class="overflow-x-auto">
-        <div class="min-w-full rounded-md border border-border">
-        <table class="w-full text-sm">
+      <div class="overflow-x-auto" style="will-change: transform;">
+        <div class="min-w-full">
+          <table class="w-full text-sm border-separate border-spacing-0">
           <thead>
-            <tr class="bg-muted">
-              <th class="px-3 py-2 text-left">用户名</th>
-              <th class="px-3 py-2 text-left">IP</th>
-              <th class="px-3 py-2 text-left">UA</th>
-              <th class="px-3 py-2 text-left">登录时间</th>
+            <tr>
+              <th class="px-3 py-2 text-left border-b border-border">用户名</th>
+              <th class="px-3 py-2 text-left border-b border-border">IP</th>
+              <th class="px-3 py-2 text-left border-b border-border">UA</th>
+              <th class="px-3 py-2 text-left border-b border-border">登录时间</th>
             </tr>
           </thead>
           <tbody>
@@ -86,7 +86,7 @@ const openIpInfo = async (ip: string) => {
                 </div>
               </td>
             </tr>
-            <tr v-for="item in logs" :key="item.id" class="border-t border-border">
+            <tr v-for="item in logs" :key="item.id" class="border-b border-border">
               <td class="px-3 py-2">{{ item.username }}</td>
               <td class="px-3 py-2">
                 <button class="text-blue-600 dark:text-blue-400 hover:underline" @click="openIpInfo(item.ip)">{{ item.ip }}</button>