行情区：现价标签移入右侧10根留白区，倒计时在现价下方

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/static/app.css

@@ -1996,13 +1996,7 @@ body.login-page {
   flex: 1;
   min-width: 0;
   height: 100%;
-}
-
-.market-price-gutter {
-  flex: 0 0 72px;
   position: relative;
-  border-left: 1px solid var(--border-soft);
-  background: #0a1018;
 }
 
 .market-exchange-badge {
@@ -2068,18 +2062,17 @@ body.login-page {
 
 .market-price-tag {
   position: absolute;
-  left: 4px;
-  right: 4px;
-  z-index: 2;
+  z-index: 5;
   pointer-events: none;
-  padding: 4px 6px;
+  padding: 4px 8px;
   border-radius: 4px;
   font-family: var(--font);
   font-size: 0.72rem;
   font-weight: 600;
-  line-height: 1.2;
+  line-height: 1.25;
   text-align: center;
-  transform: translateY(-50%);
+  transform: translate(-50%, -50%);
+  min-width: 68px;
   box-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
 }
 
@@ -2102,19 +2095,20 @@ body.login-page {
 }
 
 .market-price-tag-time {
-  margin-top: 2px;
+  margin-top: 3px;
   font-size: 0.68rem;
   font-weight: 500;
   font-variant-numeric: tabular-nums;
+  line-height: 1;
   opacity: 0.95;
 }
 
 .market-price-auto {
   position: absolute;
-  left: 6px;
-  right: 6px;
+  right: 8px;
   bottom: 10px;
-  z-index: 2;
+  z-index: 5;
+  width: auto;
   padding: 4px 8px;
   font-size: 0.68rem;
   font-family: var(--font);