feat: 计时/开牌结果移到右侧面板（限红区旁边）

- tab_b.html: limit-box 和 result-area 并排布局
- CSS: 隐藏原始大 overlay，结果在右侧面板显示
- JS: countDown/showPng 同步更新到 #resultAreaTimer/#resultAreaImg

public/static/handle/css/common.css

@@ -453,10 +453,43 @@ margin-left: 0;
 
 
 
+.bottom-row{
+    display: flex;
+    width: 100%;
+    gap: 4px;
+}
 .table-data .limit-box{
-    width: 95%;
+    flex: 1;
     padding: 0 2.5%;
 }
+.result-area{
+    width: 35%;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    min-height: 10vh;
+}
+.result-area-timer{
+    font-size: 2.5vw;
+    font-weight: bold;
+    color: #fff;
+    text-align: center;
+    background: rgba(0,0,0,0.5);
+    border-radius: 50%;
+    width: 5vw;
+    height: 5vw;
+    line-height: 5vw;
+    margin-bottom: 4px;
+    display: none;
+}
+.result-area-img{
+    text-align: center;
+}
+.result-area-img img{
+    max-width: 100%;
+    max-height: 12vh;
+}
 
 
 .table-data .lan-box{
@@ -676,7 +709,7 @@ margin-left: 0;
 .countdown{ z-index: 999;
 
     position:fixed;
-    display: none;
+    display: none !important;
     bottom: 22vh;
     right: 1vw;
     left: auto;
@@ -784,18 +817,9 @@ margin-left: 0;
 }
 
 
-/*结果弹窗*/
+/*结果弹窗 - 隐藏原始大 overlay，结果在右侧面板 .result-area 显示*/
 .result-box{
-    position: fixed;
-    z-index: 1000;
-    bottom: 2vh;
-    right: 1vw;
-    left: auto;
-    width: 12vw;
-}
-.result-box img{
-    max-width: 100%;
-    height: auto;
+    display: none !important;
 }
 
 .result-box.blink{