diff --git a/3dtank.com/play/static/js/unpacked/hornet_bundle.js b/3dtank.com/play/static/js/unpacked/hornet_bundle.js
index b01aa3d..92ad214 100644
--- a/3dtank.com/play/static/js/unpacked/hornet_bundle.js
+++ b/3dtank.com/play/static/js/unpacked/hornet_bundle.js
@@ -476,27 +476,38 @@
   }
 
   // ===== 判断是否友方 =====
-  // 优先用缓存的本地队伍；没有缓存时才退回 playerTank 的队伍
+  // 队伍同步有延迟：坦克刚出现时队伍是「中立」，直接比较会先判成敌人、同步后再变队友（颜色跳变）。
+  // 处理：① 每辆坦克缓存最近一次**非中立**队伍；② 无法判定时沿用上一次判定结果。
+  var TankTeamCache = new WeakMap();   // tank -> 非中立队伍对象
+  var TankFriendCache = new WeakMap(); // tank -> 上一次的友方判定
+  function ResolveTankTeam(tank) {
+    if (!ZCt) return null;
+    var Team = null;
+    try { Team = ZCt(tank); } catch (e) { Team = null; }
+    if (Team && (!m2Fn || m2Fn(Team, Team))) {   // 同队且非中立 = 有效队伍
+      TankTeamCache.set(tank, Team);
+      return Team;
+    }
+    return TankTeamCache.get(tank) || null;
+  }
+
   function IsFriendly(tank, playerTank, gm) {
     if (!tank) return false;
     if (gm) RememberLocalTeam(gm);
     if (ZCt && m2Fn) {
       try {
-        var tankTeam = ZCt(tank);
+        var tankTeam = ResolveTankTeam(tank);
         var BaseTeam = LocalTeam;
-        if (!BaseTeam && playerTank) BaseTeam = ZCt(playerTank);
-        if (tankTeam && BaseTeam) return m2Fn(tankTeam, BaseTeam);
+        if (!BaseTeam && playerTank) BaseTeam = ResolveTankTeam(playerTank);
+        if (tankTeam && BaseTeam) {
+          var Friendly = m2Fn(tankTeam, BaseTeam);
+          TankFriendCache.set(tank, Friendly);
+          return Friendly;
+        }
       } catch(e) {}
     }
-    try {
-      if (gm && gm.v10b_1 && ZCt) {
-        var team = ZCt(tank);
-        if (team && gm.v10b_1) {
-          return team.equals(gm.v10b_1) && m2Fn ? m2Fn(team, gm.v10b_1) : team.equals(gm.v10b_1);
-        }
-      }
-    } catch(e) {}
-    return false;
+    var Prev = TankFriendCache.get(tank);
+    return Prev === undefined ? false : Prev;
   }
 
   // ===== 获取相机信息（场景主相机 scene.iyx_1） =====
diff --git a/3dtank_bundle.js b/3dtank_bundle.js
index b01aa3d..92ad214 100644
--- a/3dtank_bundle.js
+++ b/3dtank_bundle.js
@@ -476,27 +476,38 @@
   }
 
   // ===== 判断是否友方 =====
-  // 优先用缓存的本地队伍；没有缓存时才退回 playerTank 的队伍
+  // 队伍同步有延迟：坦克刚出现时队伍是「中立」，直接比较会先判成敌人、同步后再变队友（颜色跳变）。
+  // 处理：① 每辆坦克缓存最近一次**非中立**队伍；② 无法判定时沿用上一次判定结果。
+  var TankTeamCache = new WeakMap();   // tank -> 非中立队伍对象
+  var TankFriendCache = new WeakMap(); // tank -> 上一次的友方判定
+  function ResolveTankTeam(tank) {
+    if (!ZCt) return null;
+    var Team = null;
+    try { Team = ZCt(tank); } catch (e) { Team = null; }
+    if (Team && (!m2Fn || m2Fn(Team, Team))) {   // 同队且非中立 = 有效队伍
+      TankTeamCache.set(tank, Team);
+      return Team;
+    }
+    return TankTeamCache.get(tank) || null;
+  }
+
   function IsFriendly(tank, playerTank, gm) {
     if (!tank) return false;
     if (gm) RememberLocalTeam(gm);
     if (ZCt && m2Fn) {
       try {
-        var tankTeam = ZCt(tank);
+        var tankTeam = ResolveTankTeam(tank);
         var BaseTeam = LocalTeam;
-        if (!BaseTeam && playerTank) BaseTeam = ZCt(playerTank);
-        if (tankTeam && BaseTeam) return m2Fn(tankTeam, BaseTeam);
+        if (!BaseTeam && playerTank) BaseTeam = ResolveTankTeam(playerTank);
+        if (tankTeam && BaseTeam) {
+          var Friendly = m2Fn(tankTeam, BaseTeam);
+          TankFriendCache.set(tank, Friendly);
+          return Friendly;
+        }
       } catch(e) {}
     }
-    try {
-      if (gm && gm.v10b_1 && ZCt) {
-        var team = ZCt(tank);
-        if (team && gm.v10b_1) {
-          return team.equals(gm.v10b_1) && m2Fn ? m2Fn(team, gm.v10b_1) : team.equals(gm.v10b_1);
-        }
-      }
-    } catch(e) {}
-    return false;
+    var Prev = TankFriendCache.get(tank);
+    return Prev === undefined ? false : Prev;
   }
 
   // ===== 获取相机信息（场景主相机 scene.iyx_1） =====
diff --git a/tools/hornet_lib.js b/tools/hornet_lib.js
index 7b4f9d2..37940eb 100644
--- a/tools/hornet_lib.js
+++ b/tools/hornet_lib.js
@@ -261,27 +261,38 @@
   }
 
   // ===== 判断是否友方 =====
-  // 优先用缓存的本地队伍；没有缓存时才退回 playerTank 的队伍
+  // 队伍同步有延迟：坦克刚出现时队伍是「中立」，直接比较会先判成敌人、同步后再变队友（颜色跳变）。
+  // 处理：① 每辆坦克缓存最近一次**非中立**队伍；② 无法判定时沿用上一次判定结果。
+  var TankTeamCache = new WeakMap();   // tank -> 非中立队伍对象
+  var TankFriendCache = new WeakMap(); // tank -> 上一次的友方判定
+  function ResolveTankTeam(tank) {
+    if (!ZCt) return null;
+    var Team = null;
+    try { Team = ZCt(tank); } catch (e) { Team = null; }
+    if (Team && (!m2Fn || m2Fn(Team, Team))) {   // 同队且非中立 = 有效队伍
+      TankTeamCache.set(tank, Team);
+      return Team;
+    }
+    return TankTeamCache.get(tank) || null;
+  }
+
   function IsFriendly(tank, playerTank, gm) {
     if (!tank) return false;
     if (gm) RememberLocalTeam(gm);
     if (ZCt && m2Fn) {
       try {
-        var tankTeam = ZCt(tank);
+        var tankTeam = ResolveTankTeam(tank);
         var BaseTeam = LocalTeam;
-        if (!BaseTeam && playerTank) BaseTeam = ZCt(playerTank);
-        if (tankTeam && BaseTeam) return m2Fn(tankTeam, BaseTeam);
+        if (!BaseTeam && playerTank) BaseTeam = ResolveTankTeam(playerTank);
+        if (tankTeam && BaseTeam) {
+          var Friendly = m2Fn(tankTeam, BaseTeam);
+          TankFriendCache.set(tank, Friendly);
+          return Friendly;
+        }
       } catch(e) {}
     }
-    try {
-      if (gm && gm.v10b_1 && ZCt) {
-        var team = ZCt(tank);
-        if (team && gm.v10b_1) {
-          return team.equals(gm.v10b_1) && m2Fn ? m2Fn(team, gm.v10b_1) : team.equals(gm.v10b_1);
-        }
-      }
-    } catch(e) {}
-    return false;
+    var Prev = TankFriendCache.get(tank);
+    return Prev === undefined ? false : Prev;
   }
 
   // ===== 获取相机信息（场景主相机 scene.iyx_1） =====