diff --git a/app/Http/Controllers/ChatController.php b/app/Http/Controllers/ChatController.php
index bfed7ae..49bd074 100644
--- a/app/Http/Controllers/ChatController.php
+++ b/app/Http/Controllers/ChatController.php
@@ -80,14 +80,14 @@ class ChatController extends Controller
         // 获取当前在职职务信息（用于内容显示）
         $activePosition = $user->activePosition;
         $userData = [
-            'user_id'       => $user->id,
-            'level'         => $user->user_level,
-            'sex'           => $user->sex,
-            'headface'      => $user->headface,
-            'vip_icon'      => $user->vipIcon(),
-            'vip_name'      => $user->vipName(),
-            'vip_color'     => $user->isVip() ? ($user->vipLevel?->color ?? '') : '',
-            'is_admin'      => $user->user_level >= $superLevel,
+            'user_id' => $user->id,
+            'level' => $user->user_level,
+            'sex' => $user->sex,
+            'headface' => $user->headface,
+            'vip_icon' => $user->vipIcon(),
+            'vip_name' => $user->vipName(),
+            'vip_color' => $user->isVip() ? ($user->vipLevel?->color ?? '') : '',
+            'is_admin' => $user->user_level >= $superLevel,
             'position_icon' => $activePosition?->position?->icon ?? '',
             'position_name' => $activePosition?->position?->name ?? '',
         ];
@@ -419,16 +419,7 @@ class ChatController extends Controller
         // 2. 使用 sysparam 表中可配置的等级-经验阈值计算等级
         // 管理员（superlevel 及以上）不参与自动升降级，等级由后台手动设置
         $superLevel = (int) Sysparam::getValue('superlevel', '100');
-        $oldLevel = $user->user_level;
-        $leveledUp = false;
-
-        if ($oldLevel < $superLevel) {
-            $newLevel = Sysparam::calculateLevel($user->exp_num);
-            if ($newLevel !== $oldLevel && $newLevel < $superLevel) {
-                $user->user_level = $newLevel;
-                $leveledUp = ($newLevel > $oldLevel);
-            }
-        }
+        $leveledUp = $this->calculateNewLevel($user, $superLevel);
 
         $user->save(); // 存点入库
 
@@ -506,12 +497,9 @@ class ChatController extends Controller
                 $user->refresh();
 
                 // 重新计算等级（经验可能因事件而变化，但管理员不参与自动升降级）
-                if ($user->user_level < $superLevel) {
-                    $recalcLevel = Sysparam::calculateLevel($user->exp_num);
-                    if ($recalcLevel !== $user->user_level && $recalcLevel < $superLevel) {
-                        $user->user_level = $recalcLevel;
-                        $user->save();
-                    }
+                if ($this->calculateNewLevel($user, $superLevel)) {
+                    $leveledUp = true; // 随机事件触发了升级，补充标记以便广播
+                    $user->save();
                 }
 
                 // 广播随机事件消息到聊天室
@@ -576,11 +564,11 @@ class ChatController extends Controller
             $onlineCount = count($this->chatState->getRoomUsers($room->id));
 
             return [
-                'id'           => $room->id,
-                'name'         => $room->room_name,
-                'online'       => $onlineCount,
+                'id' => $room->id,
+                'name' => $room->room_name,
+                'online' => $onlineCount,
                 'permit_level' => $room->permit_level ?? 0,
-                'door_open'    => (bool) $room->door_open,
+                'door_open' => (bool) $room->door_open,
             ];
         });
 
@@ -960,7 +948,7 @@ class ChatController extends Controller
             ->whereNull('logout_at')
             ->whereDate('login_at', today())
             ->update([
-                'logout_at'        => now(),
+                'logout_at' => now(),
                 'duration_seconds' => DB::raw('GREATEST(0, TIMESTAMPDIFF(SECOND, login_at, NOW()))'),
             ]);
 
@@ -970,7 +958,7 @@ class ChatController extends Controller
             ->whereNull('logout_at')
             ->whereDate('login_at', '<', today())
             ->update([
-                'logout_at'        => DB::raw('login_at'), // 时长 = 0
+                'logout_at' => DB::raw('login_at'), // 时长 = 0
                 'duration_seconds' => 0,
             ]);
     }
@@ -1017,11 +1005,61 @@ class ChatController extends Controller
             : now();
 
         PositionDutyLog::create([
-            'user_id'          => $user->id,
+            'user_id' => $user->id,
             'user_position_id' => $activeUP->id,
-            'login_at'         => $loginAt,
-            'ip_address'       => request()->ip(),
-            'room_id'          => $roomId,
+            'login_at' => $loginAt,
+            'ip_address' => request()->ip(),
+            'room_id' => $roomId,
         ]);
     }
+
+    /**
+     * 根据经验值重新计算用户等级，申升减级均会直接修改 $user->user_level。
+     *
+     * PHP 对象引用传递，方法内对 $user 的修改会直接反映到调用方。
+     * 本方法不负责 save()，由调用方决定何时落库。
+     *
+     * @param  \App\Models\User  $user  当前用户模型
+     * @param  int  $superLevel  管理员等级阈值（达到后不参与自动升降级）
+     * @return bool 是否发生了升级（true = 等级提升）
+     */
+    private function calculateNewLevel(\App\Models\User $user, int $superLevel): bool
+    {
+        // 管理员等级由后台手动维护，不参与自动升降级
+        if ($user->user_level >= $superLevel) {
+            return false;
+        }
+
+        $newLevel = Sysparam::calculateLevel($user->exp_num);
+
+        // 等级无变化，或计算结果达到管理员阈值（异常情况），均跳过
+        if ($newLevel === $user->user_level || $newLevel >= $superLevel) {
+            return false;
+        }
+
+        $isLeveledUp = $newLevel > $user->user_level;
+
+        // 在职职务成员：等级保护逻辑
+        $activeUP = $user->activePosition;
+        if ($activeUP) {
+            $positionLevel = $activeUP->position->level ?? 0;
+
+            // 职务要求高于当前等级 → 强制补级到职务最低要求
+            if ($positionLevel > $user->user_level) {
+                $user->user_level = $positionLevel;
+
+                return true; // 等级提升，调用方需保存并广播
+            }
+
+            // 降级 且 降后等级低于职务要求 → 阻止
+            if (! $isLeveledUp && $newLevel < $positionLevel) {
+                return false;
+            }
+        }
+
+        // PHP 对象引用传递，这里对 $user->user_level 的修改将直接反映到调用方
+        $user->user_level = $newLevel;
+
+        return $isLeveledUp;
+    }
 }
diff --git a/app/Http/Controllers/RedPacketController.php b/app/Http/Controllers/RedPacketController.php
index e4c7843..f39aea6 100644
--- a/app/Http/Controllers/RedPacketController.php
+++ b/app/Http/Controllers/RedPacketController.php
@@ -126,7 +126,10 @@ class RedPacketController extends Controller
         });
 
         // 广播系统公告，含可点击「立即抢包」按钮
-        $btnHtml = '<button onclick="showRedPacketModal('
+        // 注意这里不能死命传 self::EXPIRE_SECONDS，因为这句话会被存入数据库的历史记录。我们需要在取出来的时候能根据发包时间动态变化！
+        // 啊等等！由于这条消息是直接静态写入 `chat_messages` 内容里的，这就意味着如果在这里计算，存进去的还是 300。
+        // 所以我们还是传 `self::EXPIRE_SECONDS` 作为总寿命，在前端逻辑里利用 `Date.now()` 和消息的 `sent_at` 来算出真实剩余倒计时更为严谨！
+        $btnHtml = '<button data-sent-at="'.time().'" onclick="showRedPacketModal('
             .$envelope->id
             .',\''.$user->username.'\','
             .self::TOTAL_AMOUNT.','
diff --git a/resources/views/chat/partials/games/red-packet-panel.blade.php b/resources/views/chat/partials/games/red-packet-panel.blade.php
index 29559ca..2e07c3c 100644
--- a/resources/views/chat/partials/games/red-packet-panel.blade.php
+++ b/resources/views/chat/partials/games/red-packet-panel.blade.php
@@ -384,9 +384,19 @@
          * @param {number} expireSeconds  有效秒数
          * @param {'gold'|'exp'} type     货币类型
          */
-        window.showRedPacketModal = function(envelopeId, senderUsername, totalAmount, totalCount, expireSeconds,
+        window.showRedPacketModal = async function(envelopeId, senderUsername, totalAmount, totalCount,
+            expireSeconds,
             type) {
             try {
+                // 尝试获取点击按钮附带的发包真实时间戳（兼容历史数据）
+                let sentAtUnix = null;
+                if (window.event && window.event.currentTarget) {
+                    const btn = window.event.currentTarget;
+                    if (btn.dataset && btn.dataset.sentAt) {
+                        sentAtUnix = parseInt(btn.dataset.sentAt, 10);
+                    }
+                }
+
                 console.log('showRedPacketModal 触发，当前状态:', {
                     envelopeId,
                     senderUsername,
@@ -394,13 +404,87 @@
                     totalCount,
                     expireSeconds,
                     type,
+                    sentAtUnix,
                     oldId: _rpEnvelopeId
                 });
+
+                // 计算真实过期时间点
+                let calculatedExpireAt = Date.now() + expireSeconds * 1000;
+                if (sentAtUnix && !isNaN(sentAtUnix) && sentAtUnix > 0) {
+                    calculatedExpireAt = (sentAtUnix + expireSeconds) * 1000;
+                }
+
+                // 【前置拦截1】如果有时间戳并算出已过期，直接杀死不弹窗
+                if (sentAtUnix && Date.now() >= calculatedExpireAt) {
+                    if (typeof window.chatToast === 'function') {
+                        window.chatToast('该红包已过期。', 'info');
+                    } else {
+                        alert('该红包已过期。');
+                    }
+                    console.log('红包已准确断定过期，拦截弹窗显示:', envelopeId);
+                    return;
+                }
+
+                // 【统一前置拦截】无论新老红包、有无时间戳，为彻底杜绝闪现，强制上云查册生死再放行！
+                let currentRemaining = totalCount;
+                try {
+                    const res = await fetch(`/red-packet/${envelopeId}/status`, {
+                        headers: {
+                            'Accept': 'application/json',
+                            'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]')
+                                .content,
+                        },
+                    });
+                    const initialStatusData = await res.json();
+
+                    if (initialStatusData.status === 'success') {
+                        if (initialStatusData.is_expired || initialStatusData.envelope_status ===
+                            'expired') {
+                            window.chatToast?.show({
+                                title: '⏰ 礼包已过期',
+                                message: '该红包已过期，无法领取。',
+                                icon: '⏰',
+                                color: '#9ca3af',
+                                duration: 4000,
+                            });
+                            return; // 判定死亡，直接退出，永不渲染弹窗！
+                        }
+                        if (initialStatusData.remaining_count <= 0 || initialStatusData
+                            .envelope_status === 'completed') {
+                            window.chatToast?.show({
+                                title: '😅 手慢了！',
+                                message: '红包已被抢完，下次要快一点哦！',
+                                icon: '🧧',
+                                color: '#f59e0b',
+                                duration: 4000,
+                            });
+                            return;
+                        }
+                        if (initialStatusData.has_claimed) {
+                            window.chatToast?.show({
+                                title: '✅ 已领取',
+                                message: '您已成功领取过本次礼包！',
+                                icon: '🧧',
+                                color: '#10b981',
+                                duration: 4000,
+                            });
+                            return; // 判定已领取，直接退出
+                        }
+                        // 记录真实的剩余倒计时以备展示
+                        currentRemaining = initialStatusData.remaining_count;
+                        totalCount = initialStatusData.total_count || totalCount;
+                    }
+                } catch (e) {
+                    console.error('红包状态前置预查失败:', e);
+                }
+
+                // --------- 到此，证实它不仅没死甚至还很活泼、也没领取过。开始安心布置并渲染弹窗 ---------
+
                 _rpEnvelopeId = envelopeId;
                 _rpClaimed = false;
+                _rpType = type || 'gold';
+                _rpExpireAt = calculatedExpireAt;
                 _rpTotalSeconds = expireSeconds;
-                _rpExpireAt = Date.now() + expireSeconds * 1000;
-                _rpType = type || 'gold'; // 保存类型供 claimRedPacket 使用
 
                 // 根据类型调整配色和标签
                 const isExp = (type === 'exp');
@@ -436,7 +520,7 @@
                 document.getElementById('rp-sender-name').textContent = senderUsername + ' 的礼包';
                 document.getElementById('rp-total-amount').textContent = totalAmount;
                 document.getElementById('rp-total-count').textContent = totalCount;
-                document.getElementById('rp-remaining').textContent = totalCount;
+                document.getElementById('rp-remaining').textContent = currentRemaining;
                 document.getElementById('rp-countdown').textContent = expireSeconds;
                 document.getElementById('rp-timer-bar').style.width = '100%';
                 document.getElementById('rp-status-msg').textContent = '';
@@ -478,65 +562,6 @@
                     document.getElementById('rp-status-msg').textContent = '红包已过期。';
                 }
             }, 1000);
-
-            // 异步拉取服务端最新状态（实时刷新剩余份数）
-            fetch(`/red-packet/${envelopeId}/status`, {
-                    headers: {
-                        'Accept': 'application/json',
-                        'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').content,
-                    },
-                })
-                .then(r => r.json())
-                .then(data => {
-                    if (data.status !== 'success') {
-                        return;
-                    }
-
-                    // 更新剩余份数显示
-                    document.getElementById('rp-remaining').textContent = data.remaining_count;
-
-                    // 若已过期 → 关闭弹窗 + Toast 提示
-                    if (data.is_expired || data.envelope_status === 'expired') {
-                        clearInterval(_rpTimer);
-                        closeRedPacketModal();
-                        window.chatToast?.show({
-                            title: '⏰ 礼包已过期',
-                            message: '该礼包已超过有效期，无法领取。',
-                            icon: '⏰',
-                            color: '#9ca3af',
-                            duration: 4000,
-                        });
-                        return;
-                    }
-
-                    // 若已抢完 → 关闭弹窗 + Toast 提示
-                    if (data.remaining_count <= 0 || data.envelope_status === 'completed') {
-                        clearInterval(_rpTimer);
-                        closeRedPacketModal();
-                        window.chatToast?.show({
-                            title: '😅 手慢了！',
-                            message: '礼包已被抢完，下次要快一点哦！',
-                            icon: '🧧',
-                            color: '#f59e0b',
-                            duration: 4000,
-                        });
-                        return;
-                    }
-
-                    // 若本人已领取 → 关闭弹窗 + Toast 提示
-                    if (data.has_claimed) {
-                        clearInterval(_rpTimer);
-                        closeRedPacketModal();
-                        window.chatToast?.show({
-                            title: '✅ 已领取',
-                            message: '您已成功领取过本次礼包！',
-                            icon: '🧧',
-                            color: '#10b981',
-                            duration: 4000,
-                        });
-                    }
-                })
-                .catch(() => {}); // 静默忽略网络错误，不影响弹窗展示
         };
 
         // ── 抢包/关闭逻辑 ─────────────────────────────────────