diff --git a/public/favicon.ico b/public/favicon.ico
index df36fcf..de89810 100644
Binary files a/public/favicon.ico and b/public/favicon.ico differ
diff --git a/src/api/axiosConfig.js b/src/api/axiosConfig.js
index fe9f25f..f443dc3 100644
--- a/src/api/axiosConfig.js
+++ b/src/api/axiosConfig.js
@@ -1,7 +1,7 @@
 import axios from 'axios';
 import { logoutUser } from '../utils/jwt'; // logoutUser会处理清除存储和重定向
 
-const API_BASE_URL = 'https://zybdatasupport.online';
+const API_BASE_URL = 'https://api.zybdatasupport.online';
 
 const axiosInstance = axios.create({
     baseURL: API_BASE_URL,
diff --git a/src/assets/logo.png b/src/assets/logo.png
new file mode 100644
index 0000000..126db3c
Binary files /dev/null and b/src/assets/logo.png differ
diff --git a/src/views/index.vue b/src/views/index.vue
index 8f1c6eb..3cab5ef 100644
--- a/src/views/index.vue
+++ b/src/views/index.vue
@@ -209,6 +209,12 @@ const showCompetitionMenu = computed(() => showCompetition.value)
       <router-view></router-view>
     </main>
     <footer class="footer">
+      <div class="footer-top"> 
+        <div class="footer-brand">
+          <img src="../assets/logo.png" class="footer-logo">
+          <span class="footer-title">红色警戒3数据分析中心</span>
+        </div>
+      </div>
       <div class="footer-bottom">
         <p>Byz解忧杂货铺</p>
         <p class="beian">
@@ -682,4 +688,39 @@ const showCompetitionMenu = computed(() => showCompetition.value)
     margin: 5px 0;
   }
 }
+
+.footer-top {
+  width: 100%;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  margin-bottom: 1rem;
+}
+
+.footer-brand {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  background: none;
+  padding: 0;
+  border-radius: 0;
+  box-shadow: none;
+}
+
+.footer-logo {
+  width: 40px;
+  height: 40px;
+  border-radius: 8px;
+  box-shadow: none;
+  object-fit: contain;
+  background: transparent;
+}
+
+.footer-title {
+  font-size: 1rem;
+  font-weight: 600;
+  color: #fff;
+  letter-spacing: 1px;
+  text-shadow: none;
+}
 </style>
\ No newline at end of file
diff --git a/src/views/index/DemandList.vue b/src/views/index/DemandList.vue
index a8fdb6e..284ed0c 100644
--- a/src/views/index/DemandList.vue
+++ b/src/views/index/DemandList.vue
@@ -18,6 +18,7 @@
             <th>请求内容</th>
             <th>悬赏金额</th>
             <th>需求创建时间</th>
+            <th>回复数量</th>
             <th>回复</th>
           </tr>
         </thead>
@@ -38,6 +39,11 @@
               </span>
             </td>
             <td class="date">{{ formatDate(demand.date) }}</td>
+            <td class="reply-count">
+              <span :class="['tag', getReplyCount(demand) > 0 ? 'has-replies' : 'no-reward']">
+                {{ getReplyCount(demand) }}
+              </span>
+            </td>
             <td>
               <button class="btn-common btn-gradient btn-reply" @click.stop="showReply(demand)">回复</button>
             </td>
@@ -321,6 +327,18 @@ const filteredDemands = computed(() => {
   return demands.value.filter(demand => !demand.content?.startsWith('&DEL'))
 })
 
+const getReplyCount = (demand) => {
+  // 优先用 replies 字段
+  if (demand.replies && Array.isArray(demand.replies)) {
+    return demand.replies.length;
+  }
+  // 兼容旧的 sendcontent 字段
+  if (demand.sendcontent && typeof demand.sendcontent === 'string' && demand.sendcontent.trim() !== '') {
+    return demand.sendcontent.split('|').filter(reply => reply.trim() !== '').length;
+  }
+  return 0;
+}
+
 // 格式化日期
 const formatDate = (dateString) => {
   if (!dateString || dateString === 'Test_date') return '日期未提供'
@@ -718,7 +736,14 @@ const onRefresh = () => {
   border: 1px solid #d9d9d9;
 }
 
+.has-replies {
+  background: #e3f0ff;
+  color: #1d4ed8;
+  border: 1px solid #b6d2ff;
+}
+
 .maps-table td.reward,
+.maps-table td.reply-count,
 .maps-table tr {
   box-shadow: none !important;
   filter: none !important;
@@ -810,7 +835,8 @@ const onRefresh = () => {
   padding: 12px 8px;
 }
 
-.maps-table td.reward {
+.maps-table td.reward,
+.maps-table td.reply-count {
   text-align: center;
   vertical-align: middle;
 }
diff --git a/src/views/index/Maps.vue b/src/views/index/Maps.vue
index 9fae348..9af277b 100644
--- a/src/views/index/Maps.vue
+++ b/src/views/index/Maps.vue
@@ -23,7 +23,7 @@
     </div>
     <div class="filters-row">
       <div class="filters">
-        <div class="search-box">
+        <div class="search-box sticky-search-box">
           <span class="search-label">搜索：</span>
           <input
             type="text"
@@ -332,6 +332,29 @@ const scrollToTop = () => {
   window.scrollTo({ top: 0, behavior: 'smooth' })
 }
 
+let searchBoxEl = null
+const tabBarHeight = 56 // 按实际tab栏高度调整
+
+const stickyStyles = {
+  position: 'fixed',
+  top: tabBarHeight + 'px',
+  left: '50%',
+  transform: 'translateX(-50%)',
+  zIndex: 2001,
+  width: '92vw',
+  maxWidth: '98vw',
+  boxShadow: '0 2px 12px rgba(37,99,235,0.13)'
+}
+
+function handleStickySearchBox() {
+  if (!searchBoxEl) return
+  if (window.innerWidth <= 700 && window.scrollY > tabBarHeight) {
+    Object.entries(stickyStyles).forEach(([k, v]) => (searchBoxEl.style[k] = v))
+  } else {
+    Object.keys(stickyStyles).forEach(k => (searchBoxEl.style[k] = ''))
+  }
+}
+
 onMounted(() => {
   // 恢复保存的状态
   const savedState = sessionStorage.getItem('maps_state')
@@ -360,9 +383,13 @@ onMounted(() => {
   window.addEventListener('resize', () => {
     isMobile.value = window.innerWidth <= 700
   })
+  searchBoxEl = document.querySelector('.sticky-search-box')
+  window.addEventListener('scroll', handleStickySearchBox)
+  window.addEventListener('resize', handleStickySearchBox)
 })
 onUnmounted(() => {
   window.removeEventListener('scroll', handleScroll)
+  window.removeEventListener('resize', handleStickySearchBox)
 })
 </script>
 
@@ -590,13 +617,26 @@ onUnmounted(() => {
     width: 100%;
   }
   .search-box {
-    width: 100%;
-    margin-bottom: 0;
+    /* 移除 position: fixed 相关样式，交由JS控制 */
+    /* position: fixed; */
+    /* top: 0; */
+    /* left: 50%; */
+    /* transform: translateX(-50%); */
+    /* z-index: 2001; */
+    /* width: 92vw; */
+    /* max-width: 98vw; */
+    /* box-shadow: 0 2px 12px rgba(37,99,235,0.13); */
   }
   .search-input {
     width: 100%;
     min-width: 0;
     font-size: 15px;
+    background: transparent;
+    border: none;
+    outline: none;
+  }
+  body {
+    padding-top: 70px;
   }
   .filter-select {
     width: 100%;
diff --git a/src/views/index/TerrainList.vue b/src/views/index/TerrainList.vue
index 761ec88..20a64be 100644
--- a/src/views/index/TerrainList.vue
+++ b/src/views/index/TerrainList.vue
@@ -74,7 +74,7 @@
         error: null,
         currentPage: 1,
         itemsPerPage: 100,
-        apiBaseUrl: 'https://zybdatasupport.online',
+        apiBaseUrl: 'https://api.zybdatasupport.online',
         categoryList: [],
         selectedCategory: '全部',
       };