Fix auth translations and admin PWA UI

resources/js/admin/i18n/locales/en/common.json

@@ -72,6 +72,31 @@
     "action": "Install",
     "iosHint": "On iOS: Share → Add to Home Screen."
   },
+  "consent": {
+    "banner": {
+      "title": "Cookie preferences",
+      "body": "We use essential cookies to run the app. Optional analytics help us improve your experience.",
+      "reject": "Reject",
+      "customize": "Customize",
+      "accept": "Accept all"
+    },
+    "modal": {
+      "title": "Cookie settings",
+      "description": "Choose which cookies you allow. You can change this anytime.",
+      "functional": "Essential cookies",
+      "functional_desc": "Required for core features and security.",
+      "required": "Required",
+      "analytics": "Analytics cookies",
+      "analytics_desc": "Help us understand usage to improve performance.",
+      "reject_all": "Reject all",
+      "accept_all": "Accept all",
+      "cancel": "Cancel",
+      "save": "Save selection"
+    },
+    "accessibility": {
+      "banner_label": "Cookie consent"
+    }
+  },
   "errors": {
     "generic": "Something went wrong. Please try again.",
     "eventLimit": "Your current package has no remaining event bundle.",