diff --git a/web/static/css/style.css b/web/static/css/style.css
index 8e84ec82..032e4f2a 100644
--- a/web/static/css/style.css
+++ b/web/static/css/style.css
@@ -3273,7 +3273,12 @@ header {
 }
 
 .pagination-container {
-    margin-top: 10px;
+    margin-top: 0;
+}
+
+/* 漏洞管理页面的分页栏间距优化 */
+#vulnerability-pagination.pagination-fixed {
+    margin-top: 12px;
 }
 
 /* Skills管理页面分页优化 */
@@ -3310,6 +3315,9 @@ header {
     /* 确保底部左右角都是圆角 */
     border-bottom-left-radius: 8px;
     border-bottom-right-radius: 8px;
+    /* 添加边框和阴影，使圆角更明显 */
+    border: 1px solid var(--border-color);
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
 }
 
 .pagination-fixed .pagination {
@@ -3331,6 +3339,8 @@ header {
     /* 确保底部左右角都是圆角 */
     border-bottom-left-radius: 8px;
     border-bottom-right-radius: 8px;
+    /* 移除顶部边框，因为外层容器已有边框 */
+    border-top: none;
 }
 
 /* 左侧：信息显示和每页数量选择器 - 更自然的设计 */
@@ -3453,7 +3463,7 @@ header {
     white-space: nowrap;
     font-weight: 400;
     /* 添加圆角设计，四个角都是圆的 */
-    border-radius: 6px !important;
+    border-radius: 8px !important;
     background: var(--bg-secondary) !important;
     border: 1px solid var(--border-color) !important;
     display: inline-flex !important;
@@ -7754,6 +7764,7 @@ header {
     display: flex;
     flex-direction: column;
     gap: 16px;
+    margin-bottom: 0;
 }
 
 .vulnerability-card {
@@ -9576,6 +9587,7 @@ header {
     /* 限制标题最多显示2行 */
     display: -webkit-box;
     -webkit-line-clamp: 2;
+    line-clamp: 2;
     -webkit-box-orient: vertical;
     overflow: hidden;
 }
@@ -9593,6 +9605,7 @@ header {
     /* 限制描述的最大行数，保持卡片整洁 */
     display: -webkit-box;
     -webkit-line-clamp: 3;
+    line-clamp: 3;
     -webkit-box-orient: vertical;
     overflow: hidden;
 }
diff --git a/web/static/js/chat.js b/web/static/js/chat.js
index a78c7d63..621f3888 100644
--- a/web/static/js/chat.js
+++ b/web/static/js/chat.js
@@ -1260,7 +1260,8 @@ function renderProcessDetails(messageId, processDetails) {
         addTimelineItem(timeline, eventType, {
             title: itemTitle,
             message: detail.message || '',
-            data: data
+            data: data,
+            createdAt: detail.createdAt // 传递实际的事件创建时间
         });
     });
     
@@ -1980,6 +1981,16 @@ async function deleteConversation(conversationId, skipConfirm = false) {
             addAttackChainButton(null);
         }
         
+        // 更新缓存 - 立即删除，确保后续加载时能正确识别
+        delete conversationGroupMappingCache[conversationId];
+        // 同时从待保留映射中移除
+        delete pendingGroupMappings[conversationId];
+        
+        // 如果当前在分组详情页面，重新加载分组对话
+        if (currentGroupId) {
+            await loadGroupConversations(currentGroupId);
+        }
+        
         // 刷新对话列表
         loadConversations();
     } catch (error) {
diff --git a/web/static/js/monitor.js b/web/static/js/monitor.js
index cc90a9b0..c86b9aa9 100644
--- a/web/static/js/monitor.js
+++ b/web/static/js/monitor.js
@@ -835,7 +835,26 @@ function addTimelineItem(timeline, type, options) {
     item.id = itemId;
     item.className = `timeline-item timeline-item-${type}`;
     
-    const time = new Date().toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit', second: '2-digit' });
+    // 使用传入的createdAt时间，如果没有则使用当前时间（向后兼容）
+    let eventTime;
+    if (options.createdAt) {
+        // 处理字符串或Date对象
+        if (typeof options.createdAt === 'string') {
+            eventTime = new Date(options.createdAt);
+        } else if (options.createdAt instanceof Date) {
+            eventTime = options.createdAt;
+        } else {
+            eventTime = new Date(options.createdAt);
+        }
+        // 如果解析失败，使用当前时间
+        if (isNaN(eventTime.getTime())) {
+            eventTime = new Date();
+        }
+    } else {
+        eventTime = new Date();
+    }
+    
+    const time = eventTime.toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit', second: '2-digit' });
     
     let content = `
         <div class="timeline-item-header">
diff --git a/web/static/js/vulnerability.js b/web/static/js/vulnerability.js
index d02b7681..8b4c96d5 100644
--- a/web/static/js/vulnerability.js
+++ b/web/static/js/vulnerability.js
@@ -262,88 +262,41 @@ function renderVulnerabilityPagination() {
         return;
     }
 
-    // 计算显示的页码范围
-    let startPage = Math.max(1, currentPage - 2);
-    let endPage = Math.min(totalPages, currentPage + 2);
-
-    // 确保显示5个页码（如果可能）
-    if (endPage - startPage < 4) {
-        if (startPage === 1) {
-            endPage = Math.min(totalPages, startPage + 4);
-        } else if (endPage === totalPages) {
-            startPage = Math.max(1, endPage - 4);
-        }
-    }
-
+    // 计算显示范围
+    const start = total === 0 ? 0 : (currentPage - 1) * pageSize + 1;
+    const end = total === 0 ? 0 : Math.min(currentPage * pageSize, total);
+    
     let paginationHTML = '<div class="pagination">';
     
-    // 显示总数和当前范围
-    const startItem = (currentPage - 1) * pageSize + 1;
-    const endItem = Math.min(currentPage * pageSize, total);
-    paginationHTML += `<div class="pagination-info">显示 ${startItem}-${endItem} / 共 ${total} 条</div>`;
-    
-    // 每页条数选择器（始终显示）
-    const savedPageSize = getVulnerabilityPageSize();
+    // 左侧：显示范围信息和每页数量选择器（参考Skills样式）
     paginationHTML += `
-        <div class="pagination-page-size">
-            <label for="vulnerability-page-size-pagination">每页:</label>
-            <select id="vulnerability-page-size-pagination" onchange="changeVulnerabilityPageSize()">
-                <option value="10" ${savedPageSize === 10 ? 'selected' : ''}>10</option>
-                <option value="20" ${savedPageSize === 20 ? 'selected' : ''}>20</option>
-                <option value="50" ${savedPageSize === 50 ? 'selected' : ''}>50</option>
-                <option value="100" ${savedPageSize === 100 ? 'selected' : ''}>100</option>
-            </select>
+        <div class="pagination-info">
+            <span>显示 ${start}-${end} / 共 ${total} 条</span>
+            <label class="pagination-page-size">
+                每页显示
+                <select id="vulnerability-page-size-pagination" onchange="changeVulnerabilityPageSize()">
+                    <option value="10" ${pageSize === 10 ? 'selected' : ''}>10</option>
+                    <option value="20" ${pageSize === 20 ? 'selected' : ''}>20</option>
+                    <option value="50" ${pageSize === 50 ? 'selected' : ''}>50</option>
+                    <option value="100" ${pageSize === 100 ? 'selected' : ''}>100</option>
+                </select>
+            </label>
         </div>
     `;
     
-    // 只有当有多页时才显示页码导航
-    if (totalPages > 1) {
-        paginationHTML += '<div class="pagination-controls">';
-        
-        // 上一页按钮
-        if (currentPage > 1) {
-            paginationHTML += `<button class="pagination-btn" onclick="loadVulnerabilities(${currentPage - 1})" title="上一页">‹</button>`;
-        } else {
-            paginationHTML += '<button class="pagination-btn disabled" disabled>‹</button>';
-        }
-
-        // 第一页
-        if (startPage > 1) {
-            paginationHTML += `<button class="pagination-btn" onclick="loadVulnerabilities(1)">1</button>`;
-            if (startPage > 2) {
-                paginationHTML += '<span class="pagination-ellipsis">...</span>';
-            }
-        }
-
-        // 页码按钮
-        for (let i = startPage; i <= endPage; i++) {
-            if (i === currentPage) {
-                paginationHTML += `<button class="pagination-btn active">${i}</button>`;
-            } else {
-                paginationHTML += `<button class="pagination-btn" onclick="loadVulnerabilities(${i})">${i}</button>`;
-            }
-        }
-
-        // 最后一页
-        if (endPage < totalPages) {
-            if (endPage < totalPages - 1) {
-                paginationHTML += '<span class="pagination-ellipsis">...</span>';
-            }
-            paginationHTML += `<button class="pagination-btn" onclick="loadVulnerabilities(${totalPages})">${totalPages}</button>`;
-        }
-
-        // 下一页按钮
-        if (currentPage < totalPages) {
-            paginationHTML += `<button class="pagination-btn" onclick="loadVulnerabilities(${currentPage + 1})" title="下一页">›</button>`;
-        } else {
-            paginationHTML += '<button class="pagination-btn disabled" disabled>›</button>';
-        }
-
-        paginationHTML += '</div>';
-    }
+    // 右侧：分页按钮（参考Skills样式：首页、上一页、第X/Y页、下一页、末页）
+    paginationHTML += `
+        <div class="pagination-controls">
+            <button class="btn-secondary" onclick="loadVulnerabilities(1)" ${currentPage === 1 || total === 0 ? 'disabled' : ''}>首页</button>
+            <button class="btn-secondary" onclick="loadVulnerabilities(${currentPage - 1})" ${currentPage === 1 || total === 0 ? 'disabled' : ''}>上一页</button>
+            <span class="pagination-page">第 ${currentPage} / ${totalPages || 1} 页</span>
+            <button class="btn-secondary" onclick="loadVulnerabilities(${currentPage + 1})" ${currentPage >= totalPages || total === 0 ? 'disabled' : ''}>下一页</button>
+            <button class="btn-secondary" onclick="loadVulnerabilities(${totalPages || 1})" ${currentPage >= totalPages || total === 0 ? 'disabled' : ''}>末页</button>
+        </div>
+    `;
     
     paginationHTML += '</div>';
-
+    
     paginationContainer.innerHTML = paginationHTML;
 }
 
diff --git a/web/templates/index.html b/web/templates/index.html
index 96a8aab2..3fbc2247 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -624,7 +624,7 @@
                         </div>
                         
                         <!-- 分页控件 -->
-                        <div id="vulnerability-pagination"></div>
+                        <div id="vulnerability-pagination" class="pagination-container pagination-fixed"></div>
                     </div>
                 </div>