Align custom policy details with the Figma create modal so the add-field control, copy, and labels match the intended styling.

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

messages/en/create/customRule/customMethodCardWizard.json

@@ -24,7 +24,7 @@
     "dragHandleAriaLabel": "Drag to reorder this field"
   },
   "footer": {
-    "finalize": "Finalize"
+    "finalize": "Finalize policy"
   },
   "editModal": {
     "noCustomFieldsYet": "No custom fields yet.",
@@ -36,7 +36,7 @@
     "clearFileLabel": "Clear file"
   },
   "addCustomField": {
-    "cta": "Add",
+    "cta": "Add Custom Field",
     "fieldTypes": {
       "text": "Text",
       "badges": "Badges",