diff --git a/振幅锁仓策略/index.html b/振幅锁仓策略/index.html
index 65f9b54..7e2d773 100644
--- a/振幅锁仓策略/index.html
+++ b/振幅锁仓策略/index.html
@@ -26,6 +26,8 @@
   td { padding: 6px 10px; border: 1px solid var(--td-border); text-align: center; }
   tr:nth-child(even) td { background: var(--td-even); }
   td:first-child { font-weight: 500; color: var(--td-first); }
+  tr.active td { background: #dbeafe !important; }
+  [data-theme="dark"] tr.active td { background: #1e3a5f !important; }
   td:nth-child(2) { font-size: 0.78rem; color: var(--sub); }
   .na { color: var(--na); }
 
@@ -151,9 +153,11 @@ function toggleSection(id) {
 }
 
 // ── 抽屉 ──
+var activeRow = null;
 function closeDrawer() {
   document.getElementById('overlay').classList.remove('show');
   document.getElementById('drawer').classList.remove('show');
+  if (activeRow) { activeRow.classList.remove('active'); activeRow = null; }
 }
 
 // ── 振幅点击 → 抽屉 ──
@@ -196,6 +200,11 @@ document.querySelectorAll('.amp-cell').forEach(function(cell) {
 
     document.getElementById('overlay').classList.add('show');
     document.getElementById('drawer').classList.add('show');
+
+    // 行高亮
+    if (activeRow) activeRow.classList.remove('active');
+    row.classList.add('active');
+    activeRow = row;
   });
 });
 </script>