diff --git a/resources/js/chat-room.js b/resources/js/chat-room.js
index b27ae98..7909871 100644
--- a/resources/js/chat-room.js
+++ b/resources/js/chat-room.js
@@ -9,6 +9,7 @@ export {
     BLOCKABLE_SYSTEM_SENDERS,
     BLOCKED_SYSTEM_SENDERS_STORAGE_KEY,
     CHAT_SOUND_MUTED_STORAGE_KEY,
+    bindBlockMenuControls,
     bindSoundMuteControl,
     isSoundMuted,
     loadBlockedSystemSenders,
@@ -38,6 +39,7 @@ import {
     BLOCKABLE_SYSTEM_SENDERS,
     BLOCKED_SYSTEM_SENDERS_STORAGE_KEY,
     CHAT_SOUND_MUTED_STORAGE_KEY,
+    bindBlockMenuControls,
     bindSoundMuteControl,
     isSoundMuted,
     loadBlockedSystemSenders,
@@ -74,6 +76,7 @@ if (typeof window !== "undefined") {
         BLOCKABLE_SYSTEM_SENDERS,
         BLOCKED_SYSTEM_SENDERS_STORAGE_KEY,
         CHAT_SOUND_MUTED_STORAGE_KEY,
+        bindBlockMenuControls,
         bindSoundMuteControl,
         isSoundMuted,
         loadBlockedSystemSenders,
@@ -99,4 +102,5 @@ if (typeof window !== "undefined") {
     bindChatImageUploadControl();
     bindChatRightPanelControls();
     bindMobileDrawerControls();
+    bindBlockMenuControls();
 }
diff --git a/resources/js/chat-room/preferences-status.js b/resources/js/chat-room/preferences-status.js
index c672622..b80cc36 100644
--- a/resources/js/chat-room/preferences-status.js
+++ b/resources/js/chat-room/preferences-status.js
@@ -4,6 +4,7 @@ export const BLOCKABLE_SYSTEM_SENDERS = ["钓鱼播报", "星海小博士", "百
 export const BLOCKED_SYSTEM_SENDERS_STORAGE_KEY = "chat_blocked_system_senders";
 export const CHAT_SOUND_MUTED_STORAGE_KEY = "chat_sound_muted";
 let soundMuteEventsBound = false;
+let blockMenuEventsBound = false;
 
 /**
  * 规整聊天室偏好对象，过滤非法配置并补齐默认值。
@@ -167,6 +168,35 @@ export function bindSoundMuteControl(onChange) {
     });
 }
 
+/**
+ * 绑定系统播报屏蔽菜单打开与菜单内点击拦截事件。
+ *
+ * @returns {void}
+ */
+export function bindBlockMenuControls() {
+    if (blockMenuEventsBound || typeof document === "undefined") {
+        return;
+    }
+
+    blockMenuEventsBound = true;
+    document.addEventListener("click", (event) => {
+        if (!(event.target instanceof Element)) {
+            return;
+        }
+
+        const trigger = event.target.closest("[data-chat-block-menu-toggle]");
+        if (trigger) {
+            event.preventDefault();
+            window.toggleBlockMenu?.(event);
+            return;
+        }
+
+        if (event.target.closest("[data-chat-block-menu]")) {
+            event.stopPropagation();
+        }
+    });
+}
+
 /**
  * 当前登录账号没有服务端偏好时，判断是否需要迁移旧本地偏好。
  *
diff --git a/resources/views/chat/partials/layout/input-bar.blade.php b/resources/views/chat/partials/layout/input-bar.blade.php
index ac56258..fdee3ee 100644
--- a/resources/views/chat/partials/layout/input-bar.blade.php
+++ b/resources/views/chat/partials/layout/input-bar.blade.php
@@ -118,12 +118,11 @@ $welcomeMessages = [
                 </button>
 
             <div style="position:relative;display:inline-block;" id="block-btn-wrap">
-                <button type="button" onclick="toggleBlockMenu(event)"
+                <button type="button" data-chat-block-menu-toggle
                     style="font-size:11px;padding:1px 6px;background:#475569;color:#fff;border:none;border-radius:2px;cursor:pointer;">
                     🔕 屏蔽
                 </button>
-                <div id="block-menu"
-                    onclick="event.stopPropagation()"
+                <div id="block-menu" data-chat-block-menu
                     style="display:none;position:absolute;bottom:calc(100% + 6px);left:0;z-index:10020;min-width:168px;padding:10px;background:#f8fafc;border:1px solid #cbd5e1;border-radius:10px;box-shadow:0 10px 24px rgba(15,23,42,.18);">
                     <div style="font-size:10px;color:#475569;padding:0 2px 8px;">可集中管理播报显示与特效声音</div>
                     <label