diff --git a/backend/routes/tickets.js b/backend/routes/tickets.js
index 93b37d2..c686931 100644
--- a/backend/routes/tickets.js
+++ b/backend/routes/tickets.js
@@ -277,6 +277,17 @@ router.post('/:id/response', authenticate, async (req, res) => {
   res.status(201).json({ message: '回复成功' });
 });
 
+router.post('/:id/anon-response', async (req, res) => {
+  const { content } = req.body;
+  if (!content) return res.status(400).json({ error: '内容不能为空' });
+  const cookieToken = req.headers.cookie?.split('; ').find(c => c.startsWith('tracking_token='))?.split('=')[1];
+  if (!cookieToken) return res.status(403).json({ error: '无权操作，请先提交工单获取追踪标识' });
+  const t = await getRow('SELECT * FROM tickets WHERE id = ? AND tracking_token = ?', [req.params.id, cookieToken]);
+  if (!t) return res.status(404).json({ error: '工单不存在或无权操作' });
+  await query("INSERT INTO responses(ticket_id, content, is_staff) VALUES (?,?,0)", [req.params.id, content]);
+  res.status(201).json({ message: '补充成功' });
+});
+
 async function notifyStatusChange(ticket, newStatus) {
   if (ticket.user_id) {
     await sendEmailForTicket(ticket, 'ticket_updated', { ticket_status: SL[newStatus]||newStatus, ticket_status_color: SC[newStatus]||'#6b7280' });
diff --git a/public/js/pages/home.js b/public/js/pages/home.js
index 07f2854..f0e6c43 100644
--- a/public/js/pages/home.js
+++ b/public/js/pages/home.js
@@ -46,7 +46,15 @@ const HomePage = {
     API.get(`/tickets/tracking?token=${token}`).then(tickets => {
       const t = tickets.find(x=>x.id===id);
       if(!t) return;
-      document.getElementById('tkd').innerHTML = `<div class="detail-section"><h4>基本信息</h4><div class="detail-row"><span class="lbl">标题</span><span class="val fb">${U.esc(t.title)}</span></div><div class="detail-row"><span class="lbl">类型</span><span class="val">${U.badge(t.type,'type')}</span></div><div class="detail-row"><span class="lbl">状态</span><span class="val">${U.badge(t.status,'status')}</span></div><div class="detail-row"><span class="lbl">提交者</span><span class="val">${U.esc(t.reporter_game_name)} (UID: ${U.esc(t.reporter_game_uid)})</span></div></div><p class="tm ts">如需回复请<a href="#/register" style="color:var(--p)">注册账号</a></p>`;
+      document.getElementById('tkd').innerHTML = `<div class="detail-section"><h4>基本信息</h4><div class="detail-row"><span class="lbl">标题</span><span class="val fb">${U.esc(t.title)}</span></div><div class="detail-row"><span class="lbl">类型</span><span class="val">${U.badge(t.type,'type')}</span></div><div class="detail-row"><span class="lbl">状态</span><span class="val">${U.badge(t.status,'status')}</span></div><div class="detail-row"><span class="lbl">提交者</span><span class="val">${U.esc(t.reporter_game_name)} (UID: ${U.esc(t.reporter_game_uid)})</span></div>${t.description?`<div class="detail-row"><span class="lbl">详情</span><span class="val">${U.esc(t.description)}</span></div>`:''}</div>
+        <form id="anon-reply-form" class="mt-4"><div class="form-group"><textarea id="anon-reply-content" rows="3" placeholder="追加补充信息..."></textarea></div><button type="submit" class="btn btn-p btn-sm"><i class="fas fa-reply"></i> 补充</button></form>`;
+      document.getElementById('anon-reply-form').onsubmit = async e => {
+        e.preventDefault();
+        const c = document.getElementById('anon-reply-content').value.trim();
+        if (!c) return;
+        try { await API.post(`/tickets/${id}/anon-response`, { content: c }); alert('补充成功'); App.closeModal(); }
+        catch(ex) { alert(ex.message); }
+      };
     }).catch(()=>{});
   }
 };