diff --git a/backend/db.js b/backend/db.js
index c148123..2f97464 100644
--- a/backend/db.js
+++ b/backend/db.js
@@ -86,7 +86,7 @@ async function initSchema(connection) {
     user_id INT,
     type ENUM('report','suggestion','appeal','result_appeal') NOT NULL,
     title VARCHAR(100) NOT NULL,
-    status ENUM('pending','processing','awaiting_info','resolved','rejected','closed') NOT NULL DEFAULT 'pending',
+    status ENUM('pending','processing','awaiting_info','appealing','resolved','rejected','closed') NOT NULL DEFAULT 'pending',
     priority ENUM('low','medium','high','urgent') NOT NULL DEFAULT 'medium',
     reporter_game_name VARCHAR(50) NOT NULL,
     reporter_game_uid VARCHAR(50) NOT NULL,
@@ -194,6 +194,7 @@ async function migrateAdditions(db) {
   try { await db.execute("ALTER TABLE tickets ADD COLUMN is_admin_complaint TINYINT(1) NOT NULL DEFAULT 0"); } catch {}
   try { await db.execute("ALTER TABLE tickets ADD COLUMN parent_ticket_id INT"); } catch {}
   try { await db.execute("ALTER TABLE tickets MODIFY type ENUM('report','suggestion','appeal','result_appeal') NOT NULL"); } catch {}
+  try { await db.execute("ALTER TABLE tickets MODIFY status ENUM('pending','processing','awaiting_info','appealing','resolved','rejected','closed') NOT NULL"); } catch {}
 }
 
 async function seedTemplates(db) {
diff --git a/backend/routes/export.js b/backend/routes/export.js
index 544bc3b..bc6d771 100644
--- a/backend/routes/export.js
+++ b/backend/routes/export.js
@@ -3,7 +3,7 @@ const { query } = require('../db');
 const { authenticate, requireRole } = require('../middleware/auth');
 
 const router = express.Router();
-const SL = { pending:'待处理', processing:'处理中', awaiting_info:'待补充', resolved:'已解决', rejected:'已驳回', closed:'已关闭' };
+const SL = { pending:'待处理', processing:'处理中', awaiting_info:'待补充', appealing:'申诉中', resolved:'已解决', rejected:'已驳回', closed:'已关闭' };
 const TL = { report:'举报', suggestion:'建议', appeal:'申诉', result_appeal:'结果申诉' };
 
 function toCSV(headers, rows, filename) {
diff --git a/backend/routes/tickets.js b/backend/routes/tickets.js
index cb41acc..0885194 100644
--- a/backend/routes/tickets.js
+++ b/backend/routes/tickets.js
@@ -9,10 +9,10 @@ const { validateLengths } = require('../middleware/security');
 
 const router = express.Router();
 
-const SL = { pending:'待处理', processing:'处理中', awaiting_info:'待补充', resolved:'已解决', rejected:'已驳回', closed:'已关闭' };
+const SL = { pending:'待处理', processing:'处理中', awaiting_info:'待补充', appealing:'申诉中', resolved:'已解决', rejected:'已驳回', closed:'已关闭' };
 const TL = { report:'举报', suggestion:'建议', appeal:'申诉', result_appeal:'结果申诉' };
-const SC = { pending:'#f59e0b', processing:'#7c3aed', awaiting_info:'#d97706', resolved:'#059669', rejected:'#dc2626', closed:'#6b7280' };
-const SO = { processing:1, awaiting_info:2, pending:3, resolved:4, rejected:5, closed:6 };
+const SC = { pending:'#f59e0b', processing:'#7c3aed', awaiting_info:'#d97706', appealing:'#f97316', resolved:'#059669', rejected:'#dc2626', closed:'#6b7280' };
+const SO = { processing:1, awaiting_info:2, appealing:3, pending:4, resolved:5, rejected:6, closed:7 };
 
 async function siteUrl() { const r = await getRow("SELECT v FROM settings WHERE k='site_url'"); return r?.v || 'http://localhost:3100'; }
 
@@ -108,7 +108,8 @@ router.post('/', optionalAuth, upload.array('files', 5), finalizeUpload, validat
     if (!parent_ticket_id) return res.status(400).json({ error: '缺少原工单信息' });
     const orig = await getRow("SELECT * FROM tickets WHERE id = ? AND user_id = ? AND status IN ('resolved','rejected','closed')", [parent_ticket_id, req.user?.id||0]);
     if (!orig) return res.status(400).json({ error: '原工单不存在或状态不允许申诉' });
-    const existing = await getRow("SELECT id FROM tickets WHERE type = 'result_appeal' AND parent_ticket_id = ?", [parent_ticket_id]);
+    if (orig.status === 'closed') return res.status(400).json({ error: '已关闭的工单无法申诉' });
+    const existing = await getRow("SELECT id FROM tickets WHERE type = 'result_appeal' AND parent_ticket_id = ? AND status != 'closed'", [parent_ticket_id]);
     if (existing) return res.status(400).json({ error: '该工单已有结果申诉在处理中' });
     if (!reason) return res.status(400).json({ error: '请填写申诉理由' });
     if (!description) return res.status(400).json({ error: '请填写详细申诉内容' });
@@ -140,6 +141,11 @@ router.post('/', optionalAuth, upload.array('files', 5), finalizeUpload, validat
       }
     }
 
+    if (type === 'result_appeal' && parent_ticket_id) {
+      await conn.execute("UPDATE tickets SET status = 'appealing' WHERE id = ?", [parent_ticket_id]);
+      await conn.execute("INSERT INTO responses(ticket_id, user_id, content, is_staff) VALUES (?,?,?,0)", [parent_ticket_id, req.user?.id||null, '【系统】玩家已对处理结果提出申诉，工单状态变更为申诉中']);
+    }
+
     const respContent = type === 'report'
       ? `举报已提交\n举报人: ${rgn} (UID: ${rgu})\n被举报人: ${target_game_name||'无'} (UID: ${target_game_uid||'无'})\n原因: ${reason}${description?'\n详情: '+description:''}`
       : type === 'appeal'
@@ -166,6 +172,7 @@ router.post('/', optionalAuth, upload.array('files', 5), finalizeUpload, validat
 router.put('/:id', authenticate, requireRole('owner','admin'), async (req, res) => {
   const t = await getRow('SELECT * FROM tickets WHERE id = ?', [req.params.id]);
   if (!t) return res.status(404).json({ error: '工单不存在' });
+  if (t.status === 'closed') return res.status(400).json({ error: '已关闭的工单不可再修改' });
   const fields = {};
   if (req.body.status) fields.status = req.body.status;
   if (req.body.priority) fields.priority = req.body.priority;
@@ -176,6 +183,12 @@ router.put('/:id', authenticate, requireRole('owner','admin'), async (req, res)
 
   if (req.body.status && req.body.status !== t.status) {
     await query("INSERT INTO responses(ticket_id, user_id, content, is_staff) VALUES (?,?,?,1)", [req.params.id, req.user.id, `状态变更为: ${SL[req.body.status]||req.body.status}`]);
+
+    if (t.type === 'result_appeal' && (req.body.status === 'resolved' || req.body.status === 'rejected')) {
+      await query(`UPDATE tickets SET status = 'closed' WHERE id = ?`, [t.parent_ticket_id]);
+      await query("INSERT INTO responses(ticket_id, user_id, content, is_staff) VALUES (?,?,?,1)", [t.parent_ticket_id, req.user.id, `【系统】申诉已处理，原工单已关闭`]);
+    }
+
     await notifyStatusChange(t, req.body.status);
   }
   await query("INSERT INTO audit_logs(user_id, username, action, entity_type, entity_id, details) VALUES (?,?,?,?,?,?)", [req.user.id, req.user.username, 'update_ticket', 'ticket', req.params.id, '更新工单']);
@@ -186,6 +199,7 @@ router.post('/:id/claim', authenticate, requireRole('owner','admin'), async (req
   const t = await getRow('SELECT * FROM tickets WHERE id = ?', [req.params.id]);
   if (!t) return res.status(404).json({ error: '工单不存在' });
   if (t.assigned_to && t.assigned_to !== req.user.id && t.status !== 'pending') return res.status(400).json({ error: '该工单已被他人认领' });
+  if (t.status === 'closed') return res.status(400).json({ error: '已关闭的工单不可认领' });
   if (t.type === 'suggestion' && req.user.role !== 'owner') return res.status(403).json({ error: '建议工单仅服主可处理' });
   if ((t.type === 'result_appeal' || t.is_admin_complaint) && req.user.role !== 'owner') return res.status(403).json({ error: '该工单仅服主可处理' });
 
@@ -206,6 +220,7 @@ router.post('/:id/claim', authenticate, requireRole('owner','admin'), async (req
 router.post('/:id/transfer', authenticate, requireRole('owner','admin'), async (req, res) => {
   const t = await getRow('SELECT * FROM tickets WHERE id = ?', [req.params.id]);
   if (!t) return res.status(404).json({ error: '工单不存在' });
+  if (t.status === 'closed') return res.status(400).json({ error: '已关闭的工单不可转交' });
   if (t.assigned_to !== req.user.id && req.user.role !== 'owner') return res.status(403).json({ error: '只能转交自己负责的工单' });
   const { to_user_id, reason } = req.body;
   if (!to_user_id) return res.status(400).json({ error: '请选择转交目标' });
diff --git a/public/css/style.css b/public/css/style.css
index d4d7449..8b2c7af 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -184,6 +184,7 @@ tbody tr:last-child td{border-bottom:none}
 .bg-pending{background:#fef9c3;color:#854d0e}
 .bg-processing{background:#ede9fe;color:#6d28d9}
 .bg-awaiting_info{background:#fed7aa;color:#9a3412}
+.bg-appealing{background:#ffedd5;color:#c2410c;border:1px solid #fdba74}
 .bg-resolved{background:#d1fae5;color:#065f46}
 .bg-rejected{background:#fee2e2;color:#991b1b}
 .bg-closed{background:var(--g2);color:var(--g7)}
diff --git a/public/js/pages/ticket-detail.js b/public/js/pages/ticket-detail.js
index 0ba78d7..5e4ff91 100644
--- a/public/js/pages/ticket-detail.js
+++ b/public/js/pages/ticket-detail.js
@@ -67,7 +67,7 @@ const TicketDetail = {
   </div></div>
   `:''}
 
-  ${!isStaff && t.user_id === Auth.user().id && ['resolved','rejected','closed'].includes(t.status) && t.type !== 'result_appeal' ? `
+  ${!isStaff && t.user_id === Auth.user().id && ['resolved','rejected'].includes(t.status) && t.type !== 'result_appeal' ? `
   <div class="card"><div class="card-h">结果申诉</div><div class="card-b">
     <p class="tm mb-4">对处理结果有异议？可以提交一次申诉，由服主复核。</p>
     <button class="btn btn-w btn-sm w-full" onclick="TicketDetail.appealResult(${t.id})"><i class="fas fa-gavel"></i> 对结果提出申诉</button>
diff --git a/public/js/utils.js b/public/js/utils.js
index 25181c3..7f80b3f 100644
--- a/public/js/utils.js
+++ b/public/js/utils.js
@@ -1,5 +1,5 @@
 const U = {
-  STATUS: { pending:'待处理', processing:'处理中', awaiting_info:'待补充', resolved:'已解决', rejected:'已驳回', closed:'已关闭' },
+  STATUS: { pending:'待处理', processing:'处理中', awaiting_info:'待补充', appealing:'申诉中', resolved:'已解决', rejected:'已驳回', closed:'已关闭' },
   TYPE: { report:'举报', suggestion:'建议', appeal:'申诉', result_appeal:'结果申诉' },
   ROLE: { owner:'服主', admin:'管理员', player:'玩家' },
   PRIORITY: { low:'低', medium:'中', high:'高', urgent:'紧急' },