diff --git a/index.html b/index.html
index 0a8631a..3531965 100644
--- a/index.html
+++ b/index.html
@@ -36,6 +36,11 @@
   .sum-metric{color:var(--accent);font-weight:600;}
   .total-row td{position:sticky;top:33px;background:#eef2f7;font-weight:700;color:var(--head);border-top:2px solid #cbd5e1;z-index:1;}
   .total-row td.txt{text-align:left;}
+  th.sortable{cursor:pointer;user-select:none;}
+  th.sortable:hover{background:#374151;}
+  th .arrow{display:inline-block;width:10px;margin-left:3px;font-size:10px;color:#93c5fd;}
+  th.sort-asc .arrow::after{content:"\25B2";}
+  th.sort-desc .arrow::after{content:"\25BC";}
 </style>
 </head>
 <body>
@@ -75,20 +80,20 @@
       <table id="detailTable">
         <thead>
           <tr>
-            <th>dt</th>
-            <th>融合后campaign id</th>
-            <th>融合前campaign id</th>
-            <th>adping_id</th>
-            <th>second_channel</th>
-            <th>account</th>
-            <th>pkg</th>
-            <th>clicks</th>
-            <th>conversion</th>
-            <th>cvr</th>
-            <th>revenue</th>
-            <th>cost</th>
-            <th>GP</th>
-            <th>ecpc</th>
+            <th class="sortable" data-key="dt" data-type="dt">dt<span class="arrow"></span></th>
+            <th class="sortable" data-key="routing_campaign_id" data-type="str">融合后campaign id<span class="arrow"></span></th>
+            <th class="sortable" data-key="campaign_id" data-type="str">融合前campaign id<span class="arrow"></span></th>
+            <th class="sortable" data-key="adping_id" data-type="num">adping_id<span class="arrow"></span></th>
+            <th class="sortable" data-key="second_channel" data-type="str">second_channel<span class="arrow"></span></th>
+            <th class="sortable" data-key="account" data-type="str">account<span class="arrow"></span></th>
+            <th class="sortable" data-key="pkg" data-type="str">pkg<span class="arrow"></span></th>
+            <th class="sortable" data-key="clicks" data-type="num">clicks<span class="arrow"></span></th>
+            <th class="sortable" data-key="conversion" data-type="num">conversion<span class="arrow"></span></th>
+            <th class="sortable" data-key="cvr" data-type="num">cvr<span class="arrow"></span></th>
+            <th class="sortable" data-key="revenue" data-type="num">revenue<span class="arrow"></span></th>
+            <th class="sortable" data-key="cost" data-type="num">cost<span class="arrow"></span></th>
+            <th class="sortable" data-key="gp" data-type="num">GP<span class="arrow"></span></th>
+            <th class="sortable" data-key="ecpc" data-type="num">ecpc<span class="arrow"></span></th>
           </tr>
           <tr id="totalRow" class="total-row">
             <td colspan="7" class="txt">Total</td>
@@ -160,10 +165,32 @@ function currentFilter(d){
   return true;
 }
 
-function renderDetail(){
-  var rows = ALL.filter(currentFilter).sort(function(a,b){
+var SORT_KEY='clicks', SORT_TYPE='num', SORT_DIR='desc';
+
+function sortRows(rows){
+  var k=SORT_KEY, type=SORT_TYPE, dir=(SORT_DIR==='asc'?1:-1);
+  return rows.sort(function(a,b){
+    var va,vb;
+    if(type==='dt'){ va=dtKey(a.dt); vb=dtKey(b.dt); }
+    else if(type==='num'){ va=Number(a[k])||0; vb=Number(b[k])||0; }
+    else { va=String(a[k]||''); vb=String(b[k]||''); return dir*va.localeCompare(vb); }
+    if(va<vb) return -1*dir; if(va>vb) return 1*dir;
+    // 次级排序：dt 降序、clicks 降序，保持稳定观感
     return dtKey(b.dt)-dtKey(a.dt) || (b.clicks-a.clicks);
   });
+}
+
+function updateSortArrows(){
+  document.querySelectorAll('#detailTable th.sortable').forEach(function(th){
+    th.classList.remove('sort-asc','sort-desc');
+    if(th.getAttribute('data-key')===SORT_KEY){
+      th.classList.add(SORT_DIR==='asc'?'sort-asc':'sort-desc');
+    }
+  });
+}
+
+function renderDetail(){
+  var rows = sortRows(ALL.filter(currentFilter));
   var tb=document.querySelector('#detailTable tbody');
   if(!rows.length){ tb.innerHTML='<tr><td colspan="14" class="empty">无匹配数据</td></tr>'; }
   else {
@@ -189,6 +216,7 @@ function renderDetail(){
   }
   document.getElementById('detailNote').textContent='显示 '+rows.length+' / '+ALL.length+' 行';
   renderTotal(rows);
+  updateSortArrows();
 }
 
 function renderTotal(rows){
@@ -207,6 +235,15 @@ function renderTotal(rows){
   document.getElementById('tEcpc').textContent=dec(ecpc,4);
 }
 
+document.querySelectorAll('#detailTable th.sortable').forEach(function(th){
+  th.addEventListener('click',function(){
+    var k=th.getAttribute('data-key'), type=th.getAttribute('data-type');
+    if(SORT_KEY===k){ SORT_DIR=(SORT_DIR==='asc'?'desc':'asc'); }
+    else { SORT_KEY=k; SORT_TYPE=type; SORT_DIR='desc'; }
+    renderDetail();
+  });
+});
+
 document.getElementById('applyBtn').onclick=renderDetail;
 document.getElementById('resetBtn').onclick=function(){
   ['fDtFrom','fDtTo','fRc','fCid'].forEach(function(id){document.getElementById(id).value='';});