feat(FN-4673): complete Step 2 — widen copilot device-code panel

Fusion-Task-Id: FN-4673
Fusion-Task-Lineage: 165601b1-c20c-40d5-addb-3c42d710d66d

packages/dashboard/app/components/SettingsModal.css

@@ -1425,6 +1425,7 @@
 }
 .auth-provider-header {
   display: flex;
+  flex-wrap: wrap;
   align-items: center;
   justify-content: space-between;
   padding: var(--space-sm) var(--space-md);
@@ -1502,12 +1503,14 @@
   padding-right: 4px;
 }
 .auth-provider-actions-row {
-  display: inline-flex;
+  display: flex;
+  width: 100%;
   align-items: center;
   gap: var(--space-sm);
 }
 
 .auth-device-code-panel {
+  width: 100%;
   margin-top: var(--space-sm);
   padding: var(--space-sm);
   border: var(--btn-border-width) solid var(--border);
@@ -1527,8 +1530,8 @@
   border: var(--btn-border-width) solid var(--border);
   background: var(--card);
   color: var(--text);
-  display: inline-flex;
-  align-self: flex-start;
+  display: flex;
+  align-self: stretch;
 }
 
 /* === Key Hint === */