diff --git a/src/app/bugreport/page.tsx b/src/app/bugreport/page.tsx
index d856471a0..21dce49c4 100644
--- a/src/app/bugreport/page.tsx
+++ b/src/app/bugreport/page.tsx
@@ -99,7 +99,7 @@ export default function BugReportPage() {
 
   if (!isAuthenticated) {
     return (
-      <div className="mx-auto w-full max-w-6xl space-y-6">
+      <div className="w-full space-y-6">
         <h1 className="text-2xl font-bold tracking-tight">
           {t("bugreport.title")}
         </h1>
@@ -112,7 +112,7 @@ export default function BugReportPage() {
 
   if (status && status.enabled === false) {
     return (
-      <div className="mx-auto w-full max-w-6xl space-y-6">
+      <div className="w-full space-y-6">
         <div>
           <h1 className="text-2xl font-bold tracking-tight">
             {t("bugreport.title")}
diff --git a/src/components/layout/auth-shell.tsx b/src/components/layout/auth-shell.tsx
index 17f4aa547..b53dd0594 100644
--- a/src/components/layout/auth-shell.tsx
+++ b/src/components/layout/auth-shell.tsx
@@ -154,7 +154,16 @@ export function AuthShell({ children }: { children: React.ReactNode }) {
             id="main-content"
             className="flex-1 overflow-y-auto pb-[calc(4rem+env(safe-area-inset-bottom,0px))] md:pb-0"
           >
-            <div className="mx-auto max-w-[76.8rem] px-4 py-6 md:px-6">
+            {/*
+              v1.4.33 IW9 — container normalised on `max-w-screen-xl`
+              (1280 px) so dashboard / settings / admin / bugreport all
+              hit the same content frame. Pre-v1.4.33 the dashboard
+              shell capped at `max-w-[76.8rem]` (1228 px) while the
+              settings/admin shells used `max-w-screen-xl`, producing a
+              52 px lateral wobble on every route switch. Same audit
+              note in `.planning/round-v1433-audit-polish.md` §4.2.
+            */}
+            <div className="mx-auto max-w-screen-xl px-4 py-6 md:px-6">
               {children}
             </div>
           </main>