feat: 顶部栏添加3D翻转滚动广告

- header-left与header-right之间新增header-center
- 胶囊容器+Phosphor喇叭图标+彩色标签+文字
- 3D rotateX上翻动画(4秒自动切换)
- 悬停暂停+移开恢复
- 毛玻璃渐变背景+hover加深
- tag-blue/green/orange/red/purple五色标签

clientarea/hgcloud/components/topMenu/topMenu.js

@@ -88,6 +88,28 @@ const topMenu = {
         </template>
       </el-autocomplete>
     </div>
+    <!-- 翻转滚动广告 -->
+    <div class="header-center" v-if="announcements.length > 0">
+      <div class="announce-ticker">
+        <i class="ph ph-megaphone-simple announce-icon"></i>
+        <div class="announce-flipper">
+          <transition :name="announceTransition" mode="out-in">
+            <a :key="announceIndex"
+               class="announce-item"
+               :href="announcements[announceIndex].url || 'javascript:void(0)'"
+               :target="announcements[announceIndex].url ? '_blank' : '_self'"
+               @mouseenter="pauseAnnounce"
+               @mouseleave="resumeAnnounce">
+              <span class="announce-tag" v-if="announcements[announceIndex].tag"
+                    :class="'tag-' + (announcements[announceIndex].tagColor || 'blue')">
+                {{announcements[announceIndex].tag}}
+              </span>
+              <span class="announce-text">{{announcements[announceIndex].text}}</span>
+            </a>
+          </transition>
+        </div>
+      </div>
+    </div>
     <div class="header-right">
       <div class="header-right-item">
         <div class="right-item home-btn" @click="goIndex">
@@ -237,6 +259,14 @@ const topMenu = {
         host: lang.finance_info,
         finance: lang.finance_text123,
       },
+      announcements: [
+        { text: '欢迎使用黑果云服务器管理面板', tag: '欢迎', tagColor: 'blue' },
+        { text: '新用户注册即赠Ⅵ100体验金', tag: '活动', tagColor: 'green', url: '/finance.htm' },
+        { text: '香港 CN2 GIA 高速节点放量中', tag: '上新', tagColor: 'orange', url: '/productList.htm' },
+      ],
+      announceIndex: 0,
+      announceTimer: null,
+      announceTransition: 'announce-flip',
       predefineColors: [
         "#ff4500",
         "#ff8c00",
@@ -302,6 +332,7 @@ const topMenu = {
     this.doGetMenu();
     this.getCartList();
     this.getCommonSetting();
+    this.startAnnounceTicker();
   },
   mounted () {
     // 不生效
@@ -438,6 +469,23 @@ const topMenu = {
         }
       }
     },
+    // 公告翻转定时器
+    startAnnounceTicker () {
+      if (this.announcements.length > 1) {
+        this.announceTimer = setInterval(() => {
+          this.nextAnnounce();
+        }, 4000);
+      }
+    },
+    nextAnnounce () {
+      this.announceIndex = (this.announceIndex + 1) % this.announcements.length;
+    },
+    pauseAnnounce () {
+      clearInterval(this.announceTimer);
+    },
+    resumeAnnounce () {
+      this.startAnnounceTicker();
+    },
     async changeLangHandle (e) {
       try {
         const res = await changeLanguage({