fix: scope request dashboard details styling

backend/workflows/static/workflows/css/requests_dashboard.css

@@ -730,14 +730,14 @@
     .inline-delete .btn { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; }
     .intro-panel { min-width: 260px; }
 
-    details {
+    td.intro-panel details {
       border: 1px solid var(--line);
       border-radius: 16px;
       background: linear-gradient(180deg, #ffffff, #f8fbff);
       overflow: hidden;
     }
 
-    details[open] {
+    td.intro-panel details[open] {
       border-color: #cad7e8;
       box-shadow: inset 0 1px 0 rgba(255,255,255,0.95);
     }
@@ -772,7 +772,7 @@
       color: var(--brand-blue);
     }
 
-    details[open] .intro-toggle::after { content: "−"; }
+    td.intro-panel details[open] .intro-toggle::after { content: "−"; }
     .intro-toggle::-webkit-details-marker { display: none; }
 
     .intro-menu {