diff --git a/static/hub.css b/static/hub.css
index 1c53826..e337027 100644
--- a/static/hub.css
+++ b/static/hub.css
@@ -70,18 +70,16 @@ a:hover { color: #7dd3fc; }
 }
 
 .main { padding: 16px; max-width: 1200px; margin: 0 auto; }
-/* 总览等保持原宽;工作台带鱼屏/超宽铺满可用区域 */
-body.page-dashboard .main {
+/* 总览 / 工作台:锁定 1800,超宽两侧留白 */
+body.page-dashboard .main,
+body.page-desk .main {
   max-width: 1800px;
   width: 100%;
   margin: 0 auto;
   padding: 12px clamp(16px, 3vw, 48px) 20px;
 }
 body.page-desk .main {
-  max-width: none;
-  width: 100%;
-  margin: 0;
-  padding: 10px 12px 14px;
+  padding: 10px clamp(12px, 2vw, 32px) 14px;
 }
 body.page-login {
   min-height: 100vh;
@@ -998,16 +996,12 @@ input.readonly {
   .desk-side-toggle--bar { display: none !important; }
 }
 @media (min-width: 2000px) {
-  body.page-dashboard .main {
+  body.page-dashboard .main,
+  body.page-desk .main {
     max-width: 1800px;
     padding-left: clamp(32px, 6vw, 96px);
     padding-right: clamp(32px, 6vw, 96px);
   }
-  body.page-desk .main {
-    max-width: none;
-    padding-left: 12px;
-    padding-right: 12px;
-  }
 }
 
 .cond-head { justify-content: space-between; align-items: flex-start; }
diff --git a/templates/base.html b/templates/base.html
index ff37226..af1f8b2 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>{% block title %}期权中控{% endblock %}</title>
-  <link rel="stylesheet" href="{{ url_for('static', filename='hub.css') }}?v=8">
+  <link rel="stylesheet" href="{{ url_for('static', filename='hub.css') }}?v=9">
 </head>
 <body class="{% if request.path.startswith('/login') %}page-login{% elif request.path.startswith('/desk') %}page-desk{% elif request.path.startswith('/stats') %}page-stats{% elif request.path == '/' %}page-dashboard{% endif %}">
   {% if session.get('logged_in') %}