diff --git a/App.jsx b/App.jsx
index 4423f10..dafa293 100644
--- a/App.jsx
+++ b/App.jsx
@@ -4321,7 +4321,12 @@ async function jmsResolveIp(domain) {
   return answer ? answer.data : null;
 }
 
-function JmsLineCard({ line, ip, onRefreshIp, onCheck, onCopy, onQr, onDuplicate, onEdit, onDelete, dragging, onCardDragStart, onCardDragOver, onCardDrop, onCardDragEnd }) {
+function JmsLineCard({ line, ip, onRefreshIp, onCheck, onCopy, onQr, onDuplicate, onEdit, onDelete, onNotify, dragging, onCardDragStart, onCardDragOver, onCardDrop, onCardDragEnd }) {
+  function copyAddr(addr) {
+    navigator.clipboard.writeText(addr)
+      .then(() => onNotify && onNotify('域名已复制'))
+      .catch(() => onNotify && onNotify('复制失败，请手动选择'));
+  }
   const meta = JMS_PROTO_META[line.protocol];
   const status = line.monitorStatus || 'normal';
   const dotClass = status === 'abnormal' ? 'jms-dot-abnormal' : status === 'checking' ? 'jms-dot-checking' : 'jms-dot-normal';
@@ -4358,7 +4363,13 @@ function JmsLineCard({ line, ip, onRefreshIp, onCheck, onCopy, onQr, onDuplicate
       </div>
       <div className="jms-check-note">{checkNote}</div>
       <div className="jms-terminal">
-        <div className="jms-terminal-row"><span className="jms-terminal-key">域名</span><span className="jms-terminal-val">{line.addr}</span></div>
+        <div className="jms-terminal-row">
+          <span className="jms-terminal-key">域名</span>
+          <span className="jms-terminal-val">{line.addr}</span>
+          <button className="jms-refresh-btn" onClick={() => copyAddr(line.addr)} title="复制域名">
+            <Copy size={13} />
+          </button>
+        </div>
         <div className="jms-terminal-row">
           <span className="jms-terminal-key">解析IP</span>
           <span className={`jms-terminal-val jms-ip ${!ip || ip === 'resolving' ? 'jms-ip-pending' : ''}`}>{ipDisplay}</span>
@@ -4554,6 +4565,7 @@ function JmsPage({ lines, onSave, onDelete, onCheck, onNotify, dragIdx, onDragSt
             onDuplicate={duplicateLine}
             onEdit={openEditModal}
             onDelete={onDelete}
+            onNotify={onNotify}
             dragging={dragIdx === idx}
             onCardDragStart={() => onDragStart(idx)}
             onCardDragOver={(e) => e.preventDefault()}