diff --git a/src/routes/hot-map.tsx b/src/routes/hot-map.tsx
index 2e0b455..56a1055 100644
--- a/src/routes/hot-map.tsx
+++ b/src/routes/hot-map.tsx
@@ -364,12 +364,20 @@ function drawEdges(ctx: CanvasRenderingContext2D, edges: SimEdge[], activeSet: S
   ctx.globalAlpha = 1;
 }
 
-/** 股票节点：覆盖数分级颜色 + 外圈淡填充 + 描边 + 内实心 */
+/* 心跳周期 ms；0~1 相位，0 最小 / 0.5 最大 */
+const PULSE_PERIOD = 900;
+const PULSE_AMPLITUDE = 0.22; // 心跳半径脉动幅度(相对半径)
+
+/**
+ * 股票节点：覆盖数分级颜色 + 心跳(≥5题材) + 涨跌光晕 + 描边 + 内实心
+ * time(ms) 由持续动画循环驱动；非动画源(t=0)时心跳相位取 0 的静止态。
+ */
 function drawStockNodes(
   ctx: CanvasRenderingContext2D,
   nodes: SimNode[],
   activeSet: Set<string> | null,
   activeId: string | null,
+  time: number,
 ) {
   for (const n of nodes) {
     if (n.type !== "stock") continue;
@@ -377,13 +385,31 @@ function drawStockNodes(
     const isActive = activeId === n.id;
     const dim = activeSet ? !activeSet.has(n.id) : false;
     const alpha = dim ? 0.08 : cover === 1 && !isActive ? 0.45 : 1;
-    const r = isActive ? n.radius + 3 : n.radius;
-    const fill = cover >= 7 ? "#dc2626" : cover >= 5 ? "#ef4444" : "#f97316";
     const x = n.x ?? 0;
     const y = n.y ?? 0;
-    // 外圈淡填充
+    const isPos = (n.f3 ?? 0) >= 0;
+
+    // 心跳：覆盖≥5 的核心股按正弦脉动半径（相位在 0 时静止，避免动画源缺省导致闪烁）
+    const heartbeat = cover >= 5 ? 0.5 + 0.5 * Math.sin((time / PULSE_PERIOD) * TAU - Math.PI / 2) : 0;
+    const r = isActive ? n.radius + 3 : n.radius;
+    const pr = r * (1 + heartbeat * PULSE_AMPLITUDE);
+
+    // 涨跌光晕：随心跳脉动的径向渐变，正=红 / 负=绿
+    const glowColor = isPos ? "rgba(239,68,68," : "rgba(34,197,94,"; // 红/绿
+    const glowR = pr * 1.9;
+    const glow = ctx.createRadialGradient(x, y, pr * 0.2, x, y, glowR);
+    glow.addColorStop(0, `${glowColor}${0.28 * alpha})`);
+    glow.addColorStop(1, `${glowColor}0)`);
     ctx.beginPath();
-    ctx.arc(x, y, r, 0, TAU);
+    ctx.arc(x, y, glowR, 0, TAU);
+    ctx.fillStyle = glow;
+    ctx.globalAlpha = 1;
+    ctx.fill();
+
+    // 外圈淡填充
+    const fill = cover >= 7 ? "#dc2626" : cover >= 5 ? "#ef4444" : "#f97316";
+    ctx.beginPath();
+    ctx.arc(x, y, pr, 0, TAU);
     ctx.fillStyle = fill;
     ctx.globalAlpha = 0.35 * alpha;
     ctx.fill();
@@ -394,13 +420,13 @@ function drawStockNodes(
     ctx.stroke();
     // 内实心
     ctx.beginPath();
-    ctx.arc(x, y, n.radius, 0, TAU);
+    ctx.arc(x, y, pr, 0, TAU);
     ctx.globalAlpha = (cover >= 2 ? 0.9 : 0.55) * alpha;
     ctx.fill();
     // 选中外环
     if (isActive) {
       ctx.beginPath();
-      ctx.arc(x, y, n.radius + 3, 0, TAU);
+      ctx.arc(x, y, pr + 3, 0, TAU);
       ctx.globalAlpha = alpha;
       ctx.strokeStyle = cover >= 2 ? "#f59e0b" : "#94a3b8";
       ctx.lineWidth = 1;
@@ -518,6 +544,8 @@ function HotMapGraph({ graph }: { graph: ThemeGraph }) {
   const simRunningRef = useRef(false);
   const fitOnceRef = useRef(false);
   const rafRef = useRef(0);
+  const timeRef = useRef(0); // 动画时钟(ms)，心跳/光晕脉动用
+  const pulseStartRef = useRef(0); // 持续动画起始时间戳(ms)
   const pointersRef = useRef(new Map<number, { x: number; y: number }>());
   const gestureRef = useRef<Gesture>({ kind: "none" });
 
@@ -543,19 +571,20 @@ function HotMapGraph({ graph }: { graph: ThemeGraph }) {
     if (activeSet) {
       // 高亮态：全量重绘（邻居亮、非邻居淡出）
       drawEdges(ctx, edges, activeSet);
-      drawStockNodes(ctx, nodes, activeSet, activeId);
+      drawStockNodes(ctx, nodes, activeSet, activeId, timeRef.current);
       drawThemeNodes(ctx, nodes, activeSet, activeId);
       drawActiveNodeLabel(ctx, activeNodeRef.current, isCoarse);
     } else {
       const b = boundsRef.current;
       const sc = staticCanvasRef.current;
       if (staticReadyRef.current && sc && b.w > 0 && b.h > 0 && v.k < 1.5) {
-        // 静止态：drawImage 静态层 + 动态层
+        // 静止态：静态层（边+题材）+ 动态层重绘股票（心跳/光晕动画）
         ctx.drawImage(sc, b.minX, b.minY, b.w, b.h);
+        drawStockNodes(ctx, nodes, null, null, timeRef.current);
       } else {
         // 模拟期或大比例放大：直接全量绘制（保证清晰）
         drawEdges(ctx, edges, null);
-        drawStockNodes(ctx, nodes, null, null);
+        drawStockNodes(ctx, nodes, null, null, timeRef.current);
         drawThemeNodes(ctx, nodes, null, null);
       }
     }
@@ -602,7 +631,7 @@ function HotMapGraph({ graph }: { graph: ThemeGraph }) {
     sctx.setTransform(sw / w, 0, 0, sh / h, 0, 0);
     sctx.translate(-minX2, -minY2);
     drawEdges(sctx, edges, null);
-    drawStockNodes(sctx, nodes, null, null);
+    // 股票节点不在静态层：需常驻重绘以支持心跳/光晕动画
     drawThemeNodes(sctx, nodes, null, null);
     staticReadyRef.current = true;
     boundsRef.current = { minX: minX2, minY: minY2, w, h };
@@ -659,6 +688,19 @@ function HotMapGraph({ graph }: { graph: ThemeGraph }) {
     return () => ro.disconnect();
   }, [requestRender]);
 
+  /* 持续动画循环：心跳 + 光晕脉动。力收敛后常驻 rAF，仅更新时间与触发重绘 */
+  useEffect(() => {
+    pulseStartRef.current = performance.now();
+    let anim = 0;
+    const loop = () => {
+      timeRef.current = performance.now() - pulseStartRef.current;
+      requestRender();
+      anim = requestAnimationFrame(loop);
+    };
+    anim = requestAnimationFrame(loop);
+    return () => cancelAnimationFrame(anim);
+  }, [requestRender]);
+
   /* 节点过滤 + 边重建（后端不再下发 edges，由 stocks[].themeCodes 重建） */
   const { nodes, edges, stockById } = useMemo(() => {
     if (!graph) return { nodes: [] as SimNode[], edges: [] as SimEdge[], stockById: new Map<string, GraphStock>() };