라벨 중복문제 수정

frontend/src/components/trendSearch/TrendSearchCardChart.tsx

@@ -122,21 +122,36 @@ const TrendSearchCardChart: React.FC<Props> = ({
   }, [market, chartTf]);
 
   useEffect(() => {
+    const wrap = canvasWrapRef.current;
+    if (!wrap) return;
+
+    const applyPaneHeights = () => {
+      const h = wrap.clientHeight;
+      if (h <= 0) return;
+      const mgr = managerRef.current;
+      if (mgr?.hasMainSeries()) mgr.resetPaneHeights(h);
+    };
+
     const timers = [100, 300, 800, 1500].map(delay =>
       setTimeout(() => {
-        const wrap = canvasWrapRef.current;
-        const mgr = managerRef.current;
-        if (!wrap) return;
-        const h = wrap.clientHeight;
+        if (!canvasWrapRef.current) return;
+        const h = canvasWrapRef.current.clientHeight;
         if (h <= 0) return;
-        if (mgr?.hasMainSeries()) mgr.resetPaneHeights(h);
+        if (managerRef.current?.hasMainSeries()) managerRef.current.resetPaneHeights(h);
         else if (!chartReloadTriggeredRef.current && delay >= 800 && bars.length > 0) {
           chartReloadTriggeredRef.current = true;
           setChartReloadTick(t => t + 1);
         }
       }, delay),
     );
-    return () => timers.forEach(clearTimeout);
+
+    const ro = new ResizeObserver(() => applyPaneHeights());
+    ro.observe(wrap);
+
+    return () => {
+      timers.forEach(clearTimeout);
+      ro.disconnect();
+    };
   }, [market, chartTf, bars.length]);
 
   useEffect(() => {
@@ -145,8 +160,11 @@ const TrendSearchCardChart: React.FC<Props> = ({
   }, [market, chartTf, useUpbit]);
 
   return (
-    <div className="vtd-card-chart-wrap">
-      <div ref={canvasWrapRef} className="vtd-card-chart slot-chart-wrap">
+    <div className="vtd-card-chart-panel vtd-card-chart-panel--fill">
+      <div
+        ref={canvasWrapRef}
+        className="vtd-card-chart-canvas slot-chart-wrap vtd-card-chart-canvas--fill"
+      >
         {isLoading && <div className="vtd-card-chart-loading">차트 로딩…</div>}
         {isLoadingMore && (
           <div className="chart-history-loading">