diff --git a/public/imgs/login.png b/public/imgs/login.png
deleted file mode 100644
index c2dd8b1..0000000
Binary files a/public/imgs/login.png and /dev/null differ
diff --git a/src/views/MainPage.vue b/src/views/MainPage.vue
index a2eb305..5817329 100644
--- a/src/views/MainPage.vue
+++ b/src/views/MainPage.vue
@@ -24,19 +24,16 @@
 
       <!-- 头部导航 -->
       <div class="header">
-        <router-link
+        <div
           v-for="(item, index) in headerItems"
           :key="index"
-          :to="item.path"
           class="header-item"
-          custom
-          v-slot="{ navigate }"
         >
-          <div @click="navigate" class="header-item-content">
+          <div @click="item.text === '系统公告' ? handleSystemAnnouncementClick() : $router.push(item.path)" class="header-item-content">
             <img :src="item.image" :alt="item.text" class="header-image" />
             <div class="header-text">{{ item.text }}</div>
           </div>
-        </router-link>
+        </div>
       </div>
 
       <!-- 修改后的操作区域 - 三个图片并排 -->
@@ -75,7 +72,7 @@
     <el-dialog
       v-model="showWelcomeDialog"
       width="90%"
-      :style="{ height: '425px' }"
+      :style="{ height: isSystemAnnouncementClick ? '525px' : '425px' }"
       :show-close="true"
       :close-on-click-modal="true"
       :close-on-press-escape="true"
@@ -87,10 +84,10 @@
         <div class="welcome-icon">🎉</div>
         <h3>融汇通更新</h3>
         <div class="welcome-features">
-          <div class="announcements-container" v-if="unreadAnnouncements.length > 0">
+          <div class="announcements-container" v-if="displayAnnouncements.length > 0">
             <div 
               class="announcement-item" 
-              v-for="announcement in unreadAnnouncements" 
+              v-for="announcement in displayAnnouncements" 
               :key="announcement.id"
             >
               <div class="announcement-header">
@@ -105,7 +102,7 @@
             </div>
           </div>
           <div v-else class="no-announcements">
-            <span>暂无未读更新信息</span>
+            <span>{{ isSystemAnnouncementClick ? '暂无公告信息' : '暂无未读更新信息' }}</span>
           </div>
         </div>
       </div>
@@ -203,6 +200,20 @@ export default {
       return announcements.value.filter(announcement => !announcement.is_read);
     });
 
+    // 标记是否通过系统公告按钮打开对话框
+    const isSystemAnnouncementClick = ref(false);
+
+    // 计算要显示的公告列表
+    const displayAnnouncements = computed(() => {
+      if (isSystemAnnouncementClick.value) {
+        // 如果是通过系统公告按钮打开，显示所有公告并按创建时间倒序排列（最新的在前）
+        return [...announcements.value].sort((a, b) => new Date(b.created_at) - new Date(a.created_at));
+      } else {
+        // 否则只显示未读公告
+        return unreadAnnouncements.value;
+      }
+    });
+
     // 计算是否应该显示弹窗
     const shouldShowDialog = computed(() => {
       return unreadAnnouncements.value.length > 0;
@@ -290,8 +301,12 @@ export default {
 
     // 关闭欢迎弹窗并标记所有未读公告为已读
     const closeWelcomeDialog = async () => {
-      await markAllAnnouncementsAsRead();
+      // 只有在非系统公告点击时才标记为已读
+      if (!isSystemAnnouncementClick.value) {
+        await markAllAnnouncementsAsRead();
+      }
       showWelcomeDialog.value = false;
+      isSystemAnnouncementClick.value = false; // 重置标志
     };
 
     // 点击已读按钮
@@ -299,6 +314,13 @@ export default {
       showWelcomeDialog.value = false;
     };
 
+    // 处理系统公告点击事件
+    const handleSystemAnnouncementClick = () => {
+      console.log('触发')
+      isSystemAnnouncementClick.value = true;
+      showWelcomeDialog.value = true; // 无条件显示对话框
+    };
+
     return {
       modules: [Autoplay, Pagination],
       userPoints,
@@ -315,6 +337,9 @@ export default {
       getUserPoints, // 如果需要外部调用可以暴露
       closeWelcomeDialog,
       handleReadClick,
+      handleSystemAnnouncementClick,
+      displayAnnouncements,
+      isSystemAnnouncementClick,
     };
   },
 };
diff --git a/src/views/MyLogin.vue b/src/views/MyLogin.vue
index 5b5c338..92559a7 100644
--- a/src/views/MyLogin.vue
+++ b/src/views/MyLogin.vue
@@ -6,10 +6,6 @@
           <h2>用户登录</h2>
           <p>欢迎来到炬融圈</p>
         </div>
-
-        <div class="image">
-            <img src="/imgs/login.png" alt="炬融圈">
-        </div>
         
         <el-form
           ref="loginFormRef"
@@ -346,33 +342,6 @@ const handleRememberMe = () => {
   font-size: 14px;
 }
 
-/* 图片容器样式 */
-.image {
-  width: 375px;    /* 固定宽度 */
-  height: 287px;   /* 固定高度 */
-  margin: 0 auto 20px; /* 水平居中，底部留出间距 */
-  overflow: hidden; /* 隐藏超出容器的部分 */
-  border-radius: 8px; /* 可选：添加圆角增强视觉效果 */
-  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); /* 可选：添加轻微阴影 */
-}
-
-/* 图片填充样式 */
-.image img {
-  width: 100%;     /* 宽度充满容器 */
-  height: 100%;    /* 高度充满容器 */
-  object-fit: contain;
-  display: block;  /* 去除图片底部默认空白 */
-}
-
-/* 响应式适配（小屏设备自动缩放） */
-@media (max-width: 375px) {
-  .image {
-    width: 100%;   /* 在小于375px的屏幕上宽度自适应 */
-    height: auto;  /* 高度按比例自动计算 */
-    aspect-ratio: 375 / 287; /* 保持原比例 */
-  }
-}
-
 .login-form {
   margin-bottom: 20px;
 }
diff --git a/src/views/Register.vue b/src/views/Register.vue
index 80e8c9e..5cf8249 100644
--- a/src/views/Register.vue
+++ b/src/views/Register.vue
@@ -114,28 +114,16 @@
           <el-form-item prop="agreement">
             <el-checkbox
               v-model="registerForm.agreement"
-              @change="handleAgreementChange"
+              @click.prevent="showAgreementDialog"
+              :disabled="true"
             >
-              我已阅读并同意
-              <el-link
-                type="primary"
-                @click="showAgreement"
-                :class="{ viewed: agreementViewed }"
-              >
-                《用户协议》
-              </el-link>
-              和
-              <el-link
-                type="primary"
-                @click="showPrivacy"
-                :class="{ viewed: privacyViewed }"
-              >
-                《隐私政策》
-              </el-link>
+              <span @click="showAgreementDialog" class="agreement-text">
+                我已阅读并同意《用户协议》和《隐私政策》
+              </span>
             </el-checkbox>
-            <div v-if="!canCheckAgreement" class="agreement-hint">
+            <div class="agreement-hint">
               <el-icon><InfoFilled /></el-icon>
-              <span>请先点击查看用户协议和隐私政策</span>
+              <span>请点击查看用户协议和隐私政策</span>
             </div>
           </el-form-item>
 
@@ -170,6 +158,64 @@
       <div class="decoration-shape shape-3"></div>
       <div class="decoration-shape shape-4"></div>
     </div>
+
+    <!-- 协议弹窗 -->
+    <el-dialog
+      v-model="showAgreementDialogVisible"
+      title="用户协议和隐私政策"
+      width="90%"
+      :style="{ maxWidth: '600px' }"
+      :show-close="true"
+      :close-on-click-modal="false"
+      :close-on-press-escape="false"
+      center
+      class="agreement-dialog"
+      position="bottom"
+    >
+      <div class="agreement-content">
+        <el-tabs v-model="activeTab" @tab-change="handleTabChange">
+          <el-tab-pane name="agreement">
+            <template #label>
+              <span class="tab-label">用户协议</span>
+              <el-icon v-if="agreementViewed" class="check-icon"><Check /></el-icon>
+            </template>
+             <div class="agreement-text-content" ref="agreementContent">
+               <h3>用户协议</h3>
+               <p>1. 用户应当遵守法律法规，不得发布违法违规内容。</p>
+               <p>2. 用户对自己发布的内容承担全部责任。</p>
+               <p>3. 平台有权对违规内容进行删除或限制。</p>
+               <p>4. 用户应当保护好自己的账号安全。</p>
+               <p>5. 平台保留修改本协议的权利。</p>
+             </div>
+          </el-tab-pane>
+          <el-tab-pane name="privacy">
+            <template #label>
+              <span class="tab-label">隐私政策</span>
+              <el-icon v-if="privacyViewed" class="check-icon"><Check /></el-icon>
+            </template>
+             <div class="privacy-text-content" ref="privacyContent">
+               <h3>隐私政策</h3>
+               <p>1. 我们重视用户隐私保护。</p>
+               <p>2. 我们只收集必要的用户信息。</p>
+               <p>3. 用户信息仅用于提供服务。</p>
+               <p>4. 我们不会向第三方泄露用户信息。</p>
+               <p>5. 用户有权查看、修改或删除个人信息。</p>
+             </div>
+          </el-tab-pane>
+        </el-tabs>
+      </div>
+      <template #footer>
+        <div class="dialog-footer">
+          <div class="read-status">
+            
+          </div>
+          <div class="dialog-buttons">
+            <el-button @click="closeAgreementDialog">取消</el-button>
+            <el-button type="primary" @click="confirmAgreement" :disabled="!(agreementViewed && privacyViewed)">确认已阅读</el-button>
+          </div>
+        </div>
+      </template>
+    </el-dialog>
   </div>
 </template>
 
@@ -187,6 +233,7 @@ import {
   CreditCard,
   Location,
   InfoFilled,
+  Check,
 } from '@element-plus/icons-vue';
 import Captcha from '@/components/Captcha.vue';
 import api from '@/utils/api'
@@ -218,9 +265,12 @@ const registerForm = reactive({
 // 协议查看状态
 const agreementViewed = ref(false);
 const privacyViewed = ref(false);
-const canCheckAgreement = computed(
-  () => agreementViewed.value && privacyViewed.value
-);
+
+// 协议弹窗相关状态
+const showAgreementDialogVisible = ref(false);
+const activeTab = ref('agreement');
+const agreementContent = ref();
+const privacyContent = ref();
 
 // 短信验证码相关状态
 const sendingSMS = ref(false);
@@ -477,62 +527,45 @@ const handleRegister = async () => {
   }
 };
 
-// 显示用户协议
-const showAgreement = () => {
-  ElMessageBox.alert(
-    `<div style="text-align: left; line-height: 1.6;">
-      <h3>用户协议</h3>
-      <p>1. 用户应当遵守法律法规，不得发布违法违规内容。</p>
-      <p>2. 用户对自己发布的内容承担全部责任。</p>
-      <p>3. 平台有权对违规内容进行删除或限制。</p>
-      <p>4. 用户应当保护好自己的账号安全。</p>
-      <p>5. 平台保留修改本协议的权利。</p>
-    </div>`,
-    '用户协议',
-    {
-      confirmButtonText: '我已了解',
-      dangerouslyUseHTMLString: true,
-      customClass: 'agreement-dialog',
-    }
-  ).then(() => {
-    agreementViewed.value = true;
-    ElMessage.success('已查看用户协议');
-  });
+// 显示协议弹窗
+const showAgreementDialog = () => {
+  showAgreementDialogVisible.value = true;
+  activeTab.value = 'agreement';
+  // 弹窗打开时默认用户协议已读
+  agreementViewed.value = true;
 };
 
-// 显示隐私政策
-const showPrivacy = () => {
-  ElMessageBox.alert(
-    `<div style="text-align: left; line-height: 1.6;">
-      <h3>隐私政策</h3>
-      <p>1. 我们重视用户隐私保护。</p>
-      <p>2. 我们只收集必要的用户信息。</p>
-      <p>3. 用户信息仅用于提供服务。</p>
-      <p>4. 我们不会向第三方泄露用户信息。</p>
-      <p>5. 用户有权查看、修改或删除个人信息。</p>
-    </div>`,
-    '隐私政策',
-    {
-      confirmButtonText: '我已了解',
-      dangerouslyUseHTMLString: true,
-      customClass: 'privacy-dialog',
-    }
-  ).then(() => {
-    privacyViewed.value = true;
-    ElMessage.success('已查看隐私政策');
-  });
+// 关闭协议弹窗
+const closeAgreementDialog = () => {
+  showAgreementDialogVisible.value = false;
 };
 
-// 处理协议勾选
-const handleAgreementChange = (value) => {
-  if (value && !canCheckAgreement.value) {
-    registerForm.agreement = false;
-    ElMessage.warning('请先查看用户协议和隐私政策后再勾选');
-    return false;
+// 确认已阅读协议
+const confirmAgreement = () => {
+  if (agreementViewed.value && privacyViewed.value) {
+    registerForm.agreement = true;
+    showAgreementDialogVisible.value = false;
+    ElMessage.success('已确认阅读用户协议和隐私政策');
+  } else {
+    ElMessage.warning('请先查看用户协议和隐私政策');
   }
-  return true;
 };
 
+// 处理选项卡切换
+const handleTabChange = (tabName) => {
+  if (tabName === 'agreement') {
+    // 切换到用户协议时，标记为已读
+    agreementViewed.value = true;
+  } else if (tabName === 'privacy') {
+    // 切换到隐私政策时，标记为已读
+    privacyViewed.value = true;
+  }
+};
+
+
+
+
+
 // 图片上传成功处理
 const handleUploadSuccess = (response, field) => {
   ElMessage.success('图片上传成功');
@@ -888,9 +921,111 @@ onMounted(() => {
   font-size: 14px;
 }
 
-:deep(.el-link.viewed) {
-  color: #67c23a !important;
-  font-weight: 500;
+.agreement-text {
+  color: #409eff;
+  cursor: pointer;
+  text-decoration: underline;
+}
+
+.agreement-text:hover {
+  color: #66b1ff;
+}
+
+/* 协议弹窗样式 */
+:deep(.agreement-dialog) {
+  .el-dialog__body {
+    padding: 20px;
+    max-height: 60vh;
+    overflow: hidden;
+  }
+}
+
+.agreement-content {
+  height: 100%;
+}
+
+:deep(.agreement-dialog .el-tabs__nav) {
+  display: flex;
+  width: 100%;
+}
+
+:deep(.agreement-dialog .el-tabs__item) {
+  flex: 1;
+  text-align: center;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+}
+
+.tab-label {
+  margin-right: 4px;
+}
+
+.agreement-text-content,
+.privacy-text-content {
+  max-height: 400px;
+  overflow-y: auto;
+  padding: 20px;
+  line-height: 1.6;
+  font-size: 14px;
+  color: #606266;
+  border: 1px solid #e4e7ed;
+  border-radius: 8px;
+  background-color: #fafafa;
+}
+
+.agreement-text-content h3,
+.privacy-text-content h3 {
+  color: #303133;
+  margin-bottom: 16px;
+  font-size: 18px;
+  font-weight: 600;
+}
+
+.agreement-text-content p,
+.privacy-text-content p {
+  margin-bottom: 12px;
+}
+
+.agreement-text-content strong,
+.privacy-text-content strong {
+  color: #409eff;
+  font-weight: 600;
+}
+
+.dialog-footer {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding-top: 20px;
+}
+
+.check-icon {
+  color: #67c23a;
+  font-size: 16px;
+}
+
+/* 滚动条样式 */
+.agreement-text-content::-webkit-scrollbar,
+.privacy-text-content::-webkit-scrollbar {
+  width: 6px;
+}
+
+.agreement-text-content::-webkit-scrollbar-track,
+.privacy-text-content::-webkit-scrollbar-track {
+  background: #f1f1f1;
+  border-radius: 3px;
+}
+
+.agreement-text-content::-webkit-scrollbar-thumb,
+.privacy-text-content::-webkit-scrollbar-thumb {
+  background: #c1c1c1;
+  border-radius: 3px;
+}
+
+.agreement-text-content::-webkit-scrollbar-thumb:hover,
+.privacy-text-content::-webkit-scrollbar-thumb:hover {
+  background: #a8a8a8;
 }
 
 :deep(.el-link.viewed:hover) {