diff --git a/src/frontend/src/components/MailPanel.tsx b/src/frontend/src/components/MailPanel.tsx
index 1376d2f..cb425dc 100644
--- a/src/frontend/src/components/MailPanel.tsx
+++ b/src/frontend/src/components/MailPanel.tsx
@@ -136,8 +136,8 @@ export default function MailPanel() {
                 <span style={{ fontSize: 10, padding: '2px 6px', borderRadius: 4, background: '#6a9eff22', color: '#6a9eff' }}>
                   {detail.type || 'text'}
                 </span>
-                <span style={{ fontSize: 10, padding: '2px 6px', borderRadius: 4, background: detail.is_read ? '#2a3550' : '#f59e0b22', color: detail.is_read ? '#6b7280' : '#f59e0b' }}>
-                  {detail.is_read ? '已读' : '未读'}
+                <span style={{ fontSize: 10, padding: '2px 6px', borderRadius: 4, background: STATUS_COLORS[detail.status] || '#2a3550', color: '#dde4f8' }}>
+                  {STATUS_LABELS[detail.status] || detail.status}
                 </span>
               </div>
               <div style={{ fontSize: 18, fontWeight: 700, lineHeight: 1.3 }}>{detail.title}</div>
@@ -180,31 +180,18 @@ export default function MailPanel() {
 
             {/* 操作 */}
             <div style={{ marginTop: 16, display: 'flex', gap: 8 }}>
-              {!detail.is_read && (
-                <button onClick={async () => {
-                  await fetch(`/api/mail/${detail.id}`, {
-                    method: 'PATCH', headers: { 'Content-Type': 'application/json' },
-                    body: JSON.stringify({ is_read: true }),
-                  });
-                  loadMails();
-                  setDetail({ ...detail, is_read: true });
-                }} style={{
-                  padding: '6px 14px', borderRadius: 6, fontSize: 11,
-                  border: '1px solid var(--acc)', background: 'var(--acc)22', color: 'var(--acc)', cursor: 'pointer',
-                }}>✓ 标记已读</button>
-              )}
-            {detail.status !== 'done' && (
+            {detail.status === 'failed' && (
               <button onClick={async () => {
-                await fetch(`/api/mail/${detail.id}`, {
-                  method: 'PATCH', headers: { 'Content-Type': 'application/json' },
-                  body: JSON.stringify({ mark_executed: true }),
+                await fetch(`/api/projects/_mail/tasks/${detail.id}/status`, {
+                  method: 'POST', headers: { 'Content-Type': 'application/json' },
+                  body: JSON.stringify({ status: 'pending' }),
                 });
                 loadMails();
-                setDetail({ ...detail, is_read: true, status: 'done' });
+                setDetail({ ...detail, status: 'pending' });
               }} style={{
                 padding: '6px 14px', borderRadius: 6, fontSize: 11,
-                border: '1px solid #2ecc8a', background: '#2ecc8a22', color: '#2ecc8a', cursor: 'pointer',
-              }}>✅ 标记已执行</button>
+                border: '1px solid #f59e0b', background: '#f59e0b22', color: '#f59e0b', cursor: 'pointer',
+              }}>🔄 重试</button>
             )}
             </div>
           </>