diff --git a/src/components/HostListDialog.vue b/src/components/HostListDialog.vue
index da952d5..f41b473 100644
--- a/src/components/HostListDialog.vue
+++ b/src/components/HostListDialog.vue
@@ -115,7 +115,18 @@
                         <label class="flex items-center gap-2 border-l border-gray-200 pl-4 ml-2 cursor-pointer">
                             <input type="checkbox" v-model="gateEnabled" class="w-4 h-4" />
                             <span class="text-gray-700 font-medium whitespace-nowrap">上下限模式</span>
+                            <span class="relative inline-flex items-center group">
+                                <span
+                                    class="inline-flex h-5 w-5 items-center justify-center rounded-full border border-gray-300 bg-gray-50 text-xs font-semibold text-gray-500">?</span>
+                                <span
+                                    class="pointer-events-none absolute left-1/2 top-full z-50 mt-2 hidden w-72 -translate-x-1/2 rounded-lg border border-gray-200 bg-white px-3 py-2 text-xs leading-5 text-gray-600 shadow-xl group-hover:block">
+                                    {{ hostListGateHelpText }}
+                                </span>
+                            </span>
                         </label>
+                        <span v-if="gateEnabled" class="text-xs font-medium text-red-500 whitespace-nowrap">
+                            该模式会大幅影响采集主播的速度
+                        </span>
 
                         <!-- 接收上下限 - 紧凑布局 -->
                         <div class="flex items-center gap-2 border-l border-gray-200 pl-4 ml-2">
@@ -334,6 +345,7 @@ const minCount = ref(5)
 const maxCount = ref()
 const selectedLevels = ref(new Set())
 const showLevelDropdown = ref(false)
+const hostListGateHelpText = '从 TK 工作台采集到的主播会进入主播库。开启上下限模式后，到达接收上限时采集会暂停；只有当主播库数量低于主播下限时，采集才会继续查验主播并重新进入主播库。'
 
 const resolveRestrictedMaxAnchorCount = (fallbackValue = 9999999) => {
     const permissions = getPermissions()
diff --git a/src/layout/WorkbenchLayout.vue b/src/layout/WorkbenchLayout.vue
index 389ed04..6c1dfb9 100644
--- a/src/layout/WorkbenchLayout.vue
+++ b/src/layout/WorkbenchLayout.vue
@@ -11,65 +11,74 @@
       <div class="flex-1 flex flex-col w-full px-2" style="gap: 2vh;">
         <button @click="currentView = 'tk'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'tk' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'tk' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="TK 工作台">
           <img :src="currentView === 'tk' ? nav11 : nav1" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">TK 工作台</span>
+          <span class="menu-label">TK 工作台</span>
         </button>
 
         <button @click="currentView = 'hosts'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'hosts' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'hosts' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="主播列表">
           <img :src="currentView === 'hosts' ? nav22 : nav2" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">主播列表</span>
+          <span class="menu-label">主播列表</span>
         </button>
 
         <button @click="currentView = 'auto_dm'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'auto_dm' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'auto_dm' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="自动私信（即时消息）">
           <img :src="currentView === 'auto_dm' ? nav33 : nav3" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">自动私信（即时消息）</span>
+          <span class="menu-label">自动私信（即时消息）</span>
         </button>
 
         <button @click="currentView = 'auto_dm_tk'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'auto_dm_tk' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'auto_dm_tk' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="自动私信TK版">
           <img :src="currentView === 'auto_dm_tk' ? nav33 : nav3" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">自动私信TK版</span>
+          <span class="menu-label">自动私信TK版</span>
         </button>
 
         <button @click="currentView = 'FanWorkbench'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'FanWorkbench' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'FanWorkbench' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="大哥工作台">
           <img :src="currentView === 'FanWorkbench' ? nav44 : nav4" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">大哥工作台</span>
+          <span class="menu-label">大哥工作台</span>
         </button>
 
         <button @click="currentView = 'pk_mini'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'pk_mini' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'pk_mini' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="PK 工作台">
           <img :src="currentView === 'pk_mini' ? nav55 : nav5" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">PK 工作台</span>
+          <span class="menu-label">PK 工作台</span>
         </button>
 
         <button @click="currentView = 'shop'"
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200" style="height: 6vh;"
-          :class="currentView === 'shop' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'">
+          :class="currentView === 'shop' ? 'bg-white text-blue-600 shadow shadow-blue-900/20' : 'text-slate-400 hover:bg-[rgba(21,96,250,0.06)]'"
+          title="TK商店">
           <img :src="currentView === 'shop' ? nav66 : nav6" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium truncate">TK商店</span>
+          <span class="menu-label">TK商店</span>
         </button>
 
         <button
           class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 transition-all duration-200 text-slate-400 hover:bg-[rgba(21,96,250,0.06)]"
-          style="height: 6vh;">
-          <span class="text-base font-medium truncate">敬请期待...</span>
+          style="height: 6vh;"
+          title="敬请期待">
+          <span class="menu-label">敬请期待...</span>
         </button>
       </div>
 
       <div class="mt-auto w-full px-2">
         <button @click="$emit('logout')"
-          class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 text-slate-400 bg-white shadow shadow-blue-900/20 transition-all">
+          class="w-full rounded-xl flex items-center gap-2 px-3 py-2.5 text-slate-400 bg-white shadow shadow-blue-900/20 transition-all"
+          title="退出登录">
           <img :src="backIcon" class="w-9 h-9 object-contain flex-shrink-0" />
-          <span class="text-base font-medium" style="color: #ED4949;">退出登录</span>
+          <span class="menu-label" style="color: #ED4949;">退出登录</span>
         </button>
       </div>
     </div>
@@ -308,4 +317,18 @@ watch(autoDmMode, async (newVal) => {
 .yolo-logo {
   width: 70%;
 }
+
+.menu-label {
+  flex: 1;
+  min-width: 0;
+  overflow: hidden;
+  text-align: left;
+  font-size: 1rem;
+  font-weight: 500;
+  line-height: 1.2;
+  word-break: break-word;
+  display: -webkit-box;
+  -webkit-box-orient: vertical;
+  -webkit-line-clamp: 2;
+}
 </style>