fix(wb): 强制移动端提示增强操作绝对定位

app/static/public/css/imagine_workbench.css

@@ -505,15 +505,16 @@ body {
   inset: 0;
   width: 100%;
   height: 100%;
-  z-index: 4;
+  z-index: 10;
   pointer-events: none;
 }
 
 .prompt-editor-shell > .prompt-enhance-wrap > .prompt-enhance-actions {
-  position: absolute;
-  right: 8px;
-  bottom: 8px;
+  position: absolute !important;
+  right: 12px !important;
+  bottom: 12px !important;
   pointer-events: auto;
+  z-index: 11;
 }
 
 .form-textarea {
@@ -521,7 +522,7 @@ body {
   resize: vertical;
 }
 
-/* 确保提示词增强按钮固定在输入框内部右下角 */
+/* 确保提示词增强按钮固定在输入框内部右下角 (通用 field 兼容) */
 .field .prompt-enhance-wrap {
   width: 100%;
   position: relative;
@@ -534,34 +535,14 @@ body {
   min-height: 150px;
   padding-left: 12px;
   padding-right: calc(var(--pe-action-width, 104px) + 12px);
-  padding-bottom: 82px;
+  padding-bottom: 48px;
 }
 
-.field .prompt-enhance-wrap > .inline-submit-btn,
 .field .prompt-enhance-wrap > .prompt-enhance-actions {
   position: absolute;
-  right: 8px;
+  right: 10px;
+  bottom: 10px;
   z-index: 3;
-  height: 30px;
-}
-
-.field .prompt-enhance-wrap > .inline-submit-btn {
-  width: var(--pe-action-width, 104px);
-  min-width: var(--pe-action-width, 104px);
-  padding: 0 10px;
-}
-
-.field .prompt-enhance-wrap > .prompt-enhance-actions {
-  width: var(--pe-action-width, 104px);
-  min-width: var(--pe-action-width, 104px);
-  padding: 0;
-  right: 8px;
-  bottom: 8px;
-}
-
-.field .prompt-enhance-wrap > .inline-submit-btn {
-  right: 8px;
-  bottom: 8px;
 }
 
 .action-row {

app/static/public/pages/imagine_workbench.html

@@ -19,7 +19,7 @@
   <script src="/static/common/js/theme.js?v=0.1.0"></script>
   <link href="/static/common/css/common.css?v=0.3.7" rel="stylesheet">
   <link href="/static/common/css/toast.css" rel="stylesheet">
-  <link href="/static/public/css/imagine_workbench.css?v=0.2.1" rel="stylesheet">
+  <link href="/static/public/css/imagine_workbench.css?v=0.2.3" rel="stylesheet">
 </head>
 
 <body class="public-page min-h-screen flex flex-col" style="background-color: var(--bg);">