diff --git a/frontend/admin.html b/frontend/admin.html
index d71fb01..5280d7a 100644
--- a/frontend/admin.html
+++ b/frontend/admin.html
@@ -504,15 +504,15 @@ let notifPage=1;
 function notifTypeIcon(type){const map={repayment_due:"📅",repayment_overdue:"⚠️",system:"📢",account:"👤"};return map[type]||"📩";}
 function timeAgo(dt){const diff=(Date.now()-new Date(dt).getTime())/1000;if(diff<60)return "刚刚";if(diff<3600)return Math.floor(diff/60)+"分钟前";if(diff<86400)return Math.floor(diff/3600)+"小时前";return Math.floor(diff/86400)+"天前";}
 
-function toggleNotifDropdown(e){e.stopPropagation();const dd=$("notifDropdown");dd.classList.toggle("show");if(dd.classList.contains("show"))loadNotifications();}
+function toggleNotifDropdown(e){e.stopPropagation();const dd=$('notifDropdown');dd.classList.toggle('show');if(dd.classList.contains('show'))loadNotifications();}
 document.addEventListener("click",function(){$("notifDropdown")?.classList.remove("show");});
 
-async function loadNotifications(){const res=await apiFetch("/notifications?size=20");if(!res||!res.ok)return;const data=await res.json();renderNotifBadge(data.unread);renderNotifList(data.items);}
-function renderNotifBadge(unread){const badge=$("notifBadge");if(unread>0){badge.style.display="";badge.textContent=unread>99?"99+":unread;}else{badge.style.display="none";}}
-function renderNotifList(items){const el=$("notifList");if(!items.length){el.innerHTML="<div class="notif-empty">暂无通知</div>";return;}el.innerHTML=items.map(n=>`<div class="notif-item${n.is_read===0?" unread":""}" onclick="readNotif(${n.id})"><div class="notif-icon ${n.type}">${notifTypeIcon(n.type)}</div><div class="notif-content"><div class="notif-title">${n.title}</div><div class="notif-msg">${n.message}</div></div><div class="notif-time">${timeAgo(n.created_at)}</div></div>`).join("");}
+async function loadNotifications(){const res=await apiFetch('/notifications?size=20');if(!res||!res.ok)return;const data=await res.json();renderNotifBadge(data.unread);renderNotifList(data.items);}
+function renderNotifBadge(unread){const badge=$("notifBadge");if(unread>0){badge.style.display='';badge.textContent=unread>99?'99+':unread;}else{badge.style.display='none';}}
+function renderNotifList(items){const el=$("notifList");if(!items.length){el.innerHTML='<div class="notif-empty">暂无通知</div>';return;}el.innerHTML=items.map(n=>`<div class="notif-item${n.is_read===0?' unread':''}" onclick="readNotif(${n.id})"><div class="notif-icon ${n.type}">${notifTypeIcon(n.type)}</div><div class="notif-content"><div class="notif-title">${n.title}</div><div class="notif-msg">${n.message}</div></div><div class="notif-time">${timeAgo(n.created_at)}</div></div>`).join('');}
 
-async function readNotif(id){await apiFetch("/notifications/"+id+"/read",{method:"PUT"});loadNotifications();}
-async function markAllNotifRead(){await apiFetch("/notifications/read-all",{method:"PUT"});loadNotifications();}
+async function readNotif(id){await apiFetch('/notifications/'+id+'/read',{method:'PUT'});loadNotifications();}
+async function markAllNotifRead(){await apiFetch('/notifications/read-all',{method:'PUT'});loadNotifications();}
 
 init();
 </script>