feat(任务卡片): 添加放弃选择功能并更新按钮事件处理

将关闭按钮的点击事件从直接关闭改为触发放弃选择功能
新增onGiveUp方法处理放弃逻辑，包括隐藏按钮和卡片动画

assets/script/game/map/MissionCardComp.ts

@@ -45,7 +45,7 @@ export class MissionCardComp extends CCComp {
 
     onLoad() {
         if (this.btnClose) {
-            this.btnClose.on(Node.EventType.TOUCH_END, this.close, this);
+            this.btnClose.on(Node.EventType.TOUCH_END, this.onGiveUp, this);
         }
 
         oops.message.on(GameEvent.TalentSelect, this.onTalentSelect, this);
@@ -59,7 +59,7 @@ export class MissionCardComp extends CCComp {
     
     onDestroy() {
         if (this.btnClose) {
-            this.btnClose.off(Node.EventType.TOUCH_END, this.close, this);
+            this.btnClose.off(Node.EventType.TOUCH_END, this.onGiveUp, this);
         }
 
         oops.message.off(GameEvent.TalentSelect, this.onTalentSelect, this);
@@ -371,6 +371,31 @@ export class MissionCardComp extends CCComp {
         }
     }
 
+    /** 放弃选择 */
+    onGiveUp() {
+        if (this.hasSelected) return;
+        this.hasSelected = true;
+
+        // 隐藏关闭按钮
+        if (this.btnClose) {
+            this.btnClose.active = false;
+        }
+
+        const cards = [this.card1, this.card2, this.card3, this.card4];
+        let delayTime = 0.2;
+        
+        cards.forEach(card => {
+            if (card && card.active) {
+                tween(card).to(delayTime, { scale: Vec3.ZERO }).start();
+            }
+        });
+
+        // 动画结束后关闭
+        this.scheduleOnce(() => {
+            this.close();
+        }, delayTime);
+    }
+
     /**
      * 关闭界面
      */