diff --git a/src/components/PublicFooterNav/index.vue b/src/components/PublicFooterNav/index.vue
new file mode 100644
index 0000000..e5be0f3
--- /dev/null
+++ b/src/components/PublicFooterNav/index.vue
@@ -0,0 +1,153 @@
+<template>
+  <div class="public-footer-nav">
+    <div class="nav-container">
+      <div 
+        v-for="item in navItems" 
+        :key="item.path"
+        class="nav-item"
+        :class="{ active: isActive(item.path) }"
+        @click="handleNavClick(item.path)"
+      >
+        <i :class="item.icon"></i>
+        <span class="nav-label">{{ item.label }}</span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'PublicFooterNav',
+  data() {
+    return {
+      navItems: [
+        {
+          label: '评论生成',
+          path: '/tools/comment-gen',
+          icon: 'el-icon-edit-outline'
+        },
+        {
+          label: '订单提交',
+          path: '/public/order-submit',
+          icon: 'el-icon-upload2'
+        },
+        {
+          label: '订单搜索',
+          path: '/tools/order-search',
+          icon: 'el-icon-search'
+        }
+      ]
+    }
+  },
+  methods: {
+    isActive(path) {
+      return this.$route.path === path
+    },
+    handleNavClick(path) {
+      if (this.$route.path !== path) {
+        this.$router.push(path)
+      }
+    }
+  }
+}
+</script>
+
+<style scoped>
+.public-footer-nav {
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  background: #fff;
+  border-top: 1px solid #e4e7ed;
+  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.1);
+  z-index: 1000;
+  padding: 8px 0;
+  padding-bottom: calc(8px + env(safe-area-inset-bottom));
+}
+
+.nav-container {
+  display: flex;
+  justify-content: space-around;
+  align-items: center;
+  max-width: 600px;
+  margin: 0 auto;
+  padding: 0 16px;
+}
+
+.nav-item {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+  padding: 8px 16px;
+  border-radius: 8px;
+  transition: all 0.3s ease;
+  flex: 1;
+  min-width: 0;
+  color: #909399;
+}
+
+.nav-item:hover {
+  background-color: #f5f7fa;
+  color: #409eff;
+}
+
+.nav-item.active {
+  color: #409eff;
+  background-color: #ecf5ff;
+}
+
+.nav-item i {
+  font-size: 22px;
+  margin-bottom: 4px;
+  transition: transform 0.3s ease;
+}
+
+.nav-item:hover i {
+  transform: scale(1.1);
+}
+
+.nav-label {
+  font-size: 12px;
+  font-weight: 500;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+/* 响应式设计 */
+@media (max-width: 480px) {
+  .nav-item {
+    padding: 6px 12px;
+  }
+  
+  .nav-item i {
+    font-size: 20px;
+  }
+  
+  .nav-label {
+    font-size: 11px;
+  }
+}
+
+@media (min-width: 768px) {
+  .nav-container {
+    max-width: 800px;
+  }
+  
+  .nav-item {
+    padding: 10px 20px;
+  }
+  
+  .nav-item i {
+    font-size: 24px;
+  }
+  
+  .nav-label {
+    font-size: 13px;
+  }
+}
+</style>
+
diff --git a/src/router/index.js b/src/router/index.js
index c035395..c90d6fe 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -79,6 +79,12 @@ export const constantRoutes = [
       }
     ]
   },
+  // 公共工具首页
+  {
+    path: '/public/home',
+    component: () => import('@/views/public/PublicHome'),
+    hidden: true
+  },
   // 评论生成工具（内部使用，不易被发现的路径）
   {
     path: '/tools/comment-gen',
diff --git a/src/views/public/CommentGenerator.vue b/src/views/public/CommentGenerator.vue
index 9bc2980..4ea012c 100644
--- a/src/views/public/CommentGenerator.vue
+++ b/src/views/public/CommentGenerator.vue
@@ -170,13 +170,21 @@
         </div>
       </div>
     </div>
+    
+    <!-- 页尾导航 -->
+    <PublicFooterNav />
   </div>
 </template>
 
 <script>
 import { pinyin } from 'pinyin-pro'
+import PublicFooterNav from '@/components/PublicFooterNav'
+
 export default {
   name: 'CommentGeneratorPublic',
+  components: {
+    PublicFooterNav
+  },
   data() {
     return { 
       form: { productType: '' }, 
@@ -415,6 +423,7 @@ export default {
   min-height: 100vh;
   background: #f5f5f5;
   padding: 16px;
+  padding-bottom: calc(80px + 16px); /* 为页尾导航留出空间 */
 }
 
 .mobile-card {
diff --git a/src/views/public/OrderSearch.vue b/src/views/public/OrderSearch.vue
index a6a8ac9..3622a82 100644
--- a/src/views/public/OrderSearch.vue
+++ b/src/views/public/OrderSearch.vue
@@ -144,15 +144,22 @@
         </div>
       </div>
     </div>
+    
+    <!-- 页尾导航 -->
+    <PublicFooterNav />
   </div>
 </template>
 
 <script>
 import { listJDOrders, searchOrders } from '@/api/system/jdorder'
 import { parseTime as formatTime } from '@/utils/ruoyi'
+import PublicFooterNav from '@/components/PublicFooterNav'
 
 export default {
   name: 'OrderSearch',
+  components: {
+    PublicFooterNav
+  },
   data() {
     return {
       searchForm: {
@@ -393,6 +400,7 @@ export default {
   min-height: 100vh;
   background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
   padding: 20px;
+  padding-bottom: calc(80px + 20px); /* 为页尾导航留出空间 */
   display: flex;
   align-items: flex-start;
   justify-content: center;
diff --git a/src/views/public/PublicHome.vue b/src/views/public/PublicHome.vue
new file mode 100644
index 0000000..1913c36
--- /dev/null
+++ b/src/views/public/PublicHome.vue
@@ -0,0 +1,241 @@
+<template>
+  <div class="public-home-container">
+    <div class="home-content">
+      <div class="header-section">
+        <h1 class="main-title">工具中心</h1>
+        <p class="subtitle">选择您需要的功能</p>
+      </div>
+
+      <div class="tools-grid">
+        <div 
+          v-for="tool in tools" 
+          :key="tool.path"
+          class="tool-card"
+          @click="handleToolClick(tool.path)"
+        >
+          <div class="tool-icon-wrapper">
+            <i :class="tool.icon"></i>
+          </div>
+          <h3 class="tool-title">{{ tool.title }}</h3>
+          <p class="tool-desc">{{ tool.description }}</p>
+          <div class="tool-footer">
+            <span class="tool-action">点击使用 <i class="el-icon-arrow-right"></i></span>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 页尾导航 -->
+    <PublicFooterNav />
+  </div>
+</template>
+
+<script>
+import PublicFooterNav from '@/components/PublicFooterNav'
+
+export default {
+  name: 'PublicHome',
+  components: {
+    PublicFooterNav
+  },
+  data() {
+    return {
+      tools: [
+        {
+          title: '评论生成',
+          description: '快速生成产品评论内容',
+          path: '/tools/comment-gen',
+          icon: 'el-icon-edit-outline'
+        },
+        {
+          title: '订单提交',
+          description: '提交订单信息，录入系统',
+          path: '/public/order-submit',
+          icon: 'el-icon-upload2'
+        },
+        {
+          title: '订单搜索',
+          description: '快速搜索订单信息',
+          path: '/tools/order-search',
+          icon: 'el-icon-search'
+        }
+      ]
+    }
+  },
+  methods: {
+    handleToolClick(path) {
+      this.$router.push(path)
+    }
+  }
+}
+</script>
+
+<style scoped>
+.public-home-container {
+  min-height: 100vh;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  padding: 40px 20px 80px;
+  display: flex;
+  align-items: flex-start;
+  justify-content: center;
+}
+
+.home-content {
+  max-width: 1200px;
+  width: 100%;
+}
+
+.header-section {
+  text-align: center;
+  margin-bottom: 40px;
+  color: #fff;
+}
+
+.main-title {
+  font-size: 36px;
+  font-weight: 700;
+  margin: 0 0 12px 0;
+  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
+}
+
+.subtitle {
+  font-size: 18px;
+  margin: 0;
+  opacity: 0.9;
+}
+
+.tools-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
+  gap: 24px;
+}
+
+.tool-card {
+  background: #fff;
+  border-radius: 16px;
+  padding: 32px 24px;
+  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
+  cursor: pointer;
+  transition: all 0.3s ease;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  text-align: center;
+}
+
+.tool-card:hover {
+  transform: translateY(-8px);
+  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
+}
+
+.tool-icon-wrapper {
+  width: 80px;
+  height: 80px;
+  border-radius: 50%;
+  background: linear-gradient(135deg, #409EFF 0%, #67C23A 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin-bottom: 20px;
+  transition: transform 0.3s ease;
+}
+
+.tool-card:hover .tool-icon-wrapper {
+  transform: scale(1.1) rotate(5deg);
+}
+
+.tool-icon-wrapper i {
+  font-size: 40px;
+  color: #fff;
+}
+
+.tool-title {
+  font-size: 22px;
+  font-weight: 600;
+  color: #303133;
+  margin: 0 0 12px 0;
+}
+
+.tool-desc {
+  font-size: 14px;
+  color: #909399;
+  line-height: 1.6;
+  margin: 0 0 20px 0;
+  flex: 1;
+}
+
+.tool-footer {
+  width: 100%;
+  padding-top: 16px;
+  border-top: 1px solid #f0f0f0;
+}
+
+.tool-action {
+  font-size: 14px;
+  color: #409eff;
+  font-weight: 500;
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+}
+
+.tool-action i {
+  transition: transform 0.3s ease;
+}
+
+.tool-card:hover .tool-action i {
+  transform: translateX(4px);
+}
+
+/* 响应式设计 */
+@media (max-width: 768px) {
+  .public-home-container {
+    padding: 24px 16px 80px;
+  }
+
+  .main-title {
+    font-size: 28px;
+  }
+
+  .subtitle {
+    font-size: 16px;
+  }
+
+  .tools-grid {
+    grid-template-columns: 1fr;
+    gap: 20px;
+  }
+
+  .tool-card {
+    padding: 24px 20px;
+  }
+
+  .tool-icon-wrapper {
+    width: 70px;
+    height: 70px;
+  }
+
+  .tool-icon-wrapper i {
+    font-size: 36px;
+  }
+
+  .tool-title {
+    font-size: 20px;
+  }
+}
+
+@media (max-width: 480px) {
+  .main-title {
+    font-size: 24px;
+  }
+
+  .subtitle {
+    font-size: 14px;
+  }
+
+  .tool-card {
+    padding: 20px 16px;
+  }
+}
+</style>
+
diff --git a/src/views/public/order-submit/index.vue b/src/views/public/order-submit/index.vue
index 6b62db0..d53f656 100644
--- a/src/views/public/order-submit/index.vue
+++ b/src/views/public/order-submit/index.vue
@@ -116,14 +116,21 @@
         <el-button type="primary" @click="handleVerify" :loading="verifyLoading">确认</el-button>
       </div>
     </el-dialog>
+    
+    <!-- 页尾导航 -->
+    <PublicFooterNav />
   </div>
 </template>
 
 <script>
 import { submitPublicOrder, submitPublicOrderWithForce } from '@/api/public/order'
+import PublicFooterNav from '@/components/PublicFooterNav'
 
 export default {
   name: 'PublicOrderSubmit',
+  components: {
+    PublicFooterNav
+  },
   data() {
     return {
       form: { command: '' },
@@ -352,6 +359,7 @@ ${today} 001
   min-height: 100vh;
   background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
   padding: 20px;
+  padding-bottom: calc(80px + 20px); /* 为页尾导航留出空间 */
   display: flex;
   align-items: center;
   justify-content: center;