diff --git a/src/app/error.tsx b/src/app/error.tsx
index bd08cc93..fb9d7471 100644
--- a/src/app/error.tsx
+++ b/src/app/error.tsx
@@ -1,12 +1,15 @@
 "use client";
 
+import * as Sentry from "@sentry/nextjs";
+import { Home, RefreshCw } from "lucide-react";
 import Link from "next/link";
+import { useTranslations } from "next-intl";
 import { useEffect } from "react";
+import { ErrorScreen } from "@/components/error-screen";
 
 /**
  * Route-segment error boundary. Renders inside the root layout (so the shell
- * stays), shows a friendly card, and offers a reset. The raw error is logged to
- * the console, never shown to the user.
+ * stays). Never shows the raw error to the user.
  */
 export default function ErrorPage({
 	error,
@@ -15,51 +18,38 @@ export default function ErrorPage({
 	error: Error & { digest?: string };
 	reset: () => void;
 }) {
+	const t = useTranslations("pages.error");
+
 	useEffect(() => {
 		console.error(error);
+		Sentry.captureException(error);
 	}, [error]);
 
 	return (
-		<main style={{ display: "grid", gap: "1.5rem" }}>
-			<div className="content-card">
-				<div className="content-card-head">
-					<span className="content-card-icon" aria-hidden>
-						⚠️
-					</span>
-					<div className="content-card-head-text">
-						<p className="content-card-title">Something went wrong</p>
-						<p className="content-card-subtitle">
-							An unexpected error occurred
-						</p>
-					</div>
-				</div>
-				<div className="content-card-body">
-					<p className="muted" style={{ marginTop: 0 }}>
-						Try again — if the problem persists, please contact a member of
-						staff.
+		<ErrorScreen
+			code={t("code")}
+			title={t("title")}
+			subtitle={t("subtitle")}
+			body={t("body")}
+			actions={
+				<>
+					<button type="button" className="btn btn-primary" onClick={() => reset()}>
+						<RefreshCw className="error-screen-btn-icon" aria-hidden />
+						{t("tryAgain")}
+					</button>
+					<Link className="btn btn-outline" href="/">
+						<Home className="error-screen-btn-icon" aria-hidden />
+						{t("backHome")}
+					</Link>
+				</>
+			}
+			footer={
+				error.digest ? (
+					<p className="error-screen-digest">
+						{t("reference", { digest: error.digest })}
 					</p>
-					<div style={{ display: "flex", gap: "0.6rem", flexWrap: "wrap" }}>
-						<button
-							type="button"
-							className="btn btn-primary"
-							onClick={() => reset()}
-						>
-							Try again
-						</button>
-						<Link className="btn btn-outline" href="/">
-							Back home
-						</Link>
-					</div>
-					{error.digest ? (
-						<p
-							className="muted"
-							style={{ marginTop: "0.75rem", fontSize: "0.75rem" }}
-						>
-							Reference: {error.digest}
-						</p>
-					) : null}
-				</div>
-			</div>
-		</main>
+				) : null
+			}
+		/>
 	);
 }
diff --git a/src/app/global-error.tsx b/src/app/global-error.tsx
index df3547a5..4f941e59 100644
--- a/src/app/global-error.tsx
+++ b/src/app/global-error.tsx
@@ -6,7 +6,7 @@ import { useEffect } from "react";
 /**
  * Last-resort boundary for errors thrown in the root layout itself. It replaces
  * the whole document, so it must render its own <html>/<body> and can't rely on
- * the app shell or its CSS variables.
+ * the app shell or CSS variables from globals.css.
  */
 export default function GlobalError({
 	error,
@@ -27,35 +27,91 @@ export default function GlobalError({
 					minHeight: "100vh",
 					display: "grid",
 					placeItems: "center",
-					fontFamily: "Nunito, system-ui, sans-serif",
-					background: "#0f1117",
-					color: "#e5e7eb",
+					padding: "1.5rem",
+					fontFamily:
+						'Nunito, ui-rounded, "Segoe UI", system-ui, sans-serif',
+					background:
+						"radial-gradient(ellipse 80% 60% at 50% -10%, rgba(238, 180, 37, 0.22), transparent 55%), linear-gradient(165deg, #141821 0%, #0c0e14 45%, #10141c 100%)",
+					color: "#f3f4f6",
 				}}
 			>
-				<div style={{ textAlign: "center", padding: "2rem", maxWidth: 420 }}>
-					<div style={{ fontSize: "2.5rem" }}>⚠️</div>
-					<h1 style={{ margin: "0.5rem 0", fontSize: "1.4rem" }}>
-						Something went wrong
-					</h1>
-					<p style={{ color: "#9ca3af", marginTop: 0 }}>
-						The hotel ran into an unexpected error. Please try again.
+				<style>{`
+					@keyframes error-rise {
+						from { opacity: 0; transform: translateY(12px); }
+						to { opacity: 1; transform: translateY(0); }
+					}
+					.ge-panel {
+						animation: error-rise 0.45s ease-out both;
+						width: min(100%, 26rem);
+						text-align: center;
+						padding: 2.25rem 1.75rem;
+						border-radius: 1.25rem;
+						border: 1px solid rgba(238, 180, 37, 0.22);
+						background: linear-gradient(
+							180deg,
+							rgba(255, 255, 255, 0.06),
+							rgba(255, 255, 255, 0.02)
+						);
+						box-shadow:
+							0 24px 48px rgba(0, 0, 0, 0.35),
+							inset 0 1px 0 rgba(255, 255, 255, 0.06);
+					}
+					.ge-code {
+						margin: 0 0 0.75rem;
+						font-family: "Pixelify Sans", "Courier New", monospace;
+						font-size: clamp(2.5rem, 8vw, 3.5rem);
+						font-weight: 700;
+						letter-spacing: 0.08em;
+						line-height: 1;
+						color: #eeb425;
+						text-shadow: 0 0 40px rgba(238, 180, 37, 0.35);
+					}
+					.ge-title {
+						margin: 0 0 0.5rem;
+						font-size: 1.35rem;
+						font-weight: 800;
+					}
+					.ge-body {
+						margin: 0 0 1.5rem;
+						color: #9ca3af;
+						font-size: 0.95rem;
+						line-height: 1.55;
+					}
+					.ge-btn {
+						appearance: none;
+						border: none;
+						border-radius: 0.65rem;
+						padding: 0.65rem 1.35rem;
+						font: inherit;
+						font-weight: 800;
+						cursor: pointer;
+						background: #eeb425;
+						color: #1a1a2e;
+						transition: transform 0.15s ease, filter 0.15s ease;
+					}
+					.ge-btn:hover { filter: brightness(1.05); transform: translateY(-1px); }
+					.ge-btn:active { transform: translateY(0); }
+					.ge-digest {
+						margin: 1.25rem 0 0;
+						font-size: 0.72rem;
+						color: #6b7280;
+						font-variant-numeric: tabular-nums;
+						word-break: break-all;
+					}
+				`}</style>
+				<div className="ge-panel" role="alert">
+					<p className="ge-code">Error</p>
+					<h1 className="ge-title">Something went wrong</h1>
+					<p className="ge-body">
+						The hotel ran into an unexpected error. Please try again — if it
+						keeps happening, contact staff.
 					</p>
-					<button
-						type="button"
-						onClick={() => reset()}
-						style={{
-							marginTop: "1rem",
-							padding: "0.55rem 1.4rem",
-							border: "none",
-							borderRadius: 10,
-							fontWeight: 700,
-							cursor: "pointer",
-							background: "#f59e0b",
-							color: "#1a1a2e",
-						}}
-					>
+					<button type="button" className="ge-btn" onClick={() => reset()}>
 						Try again
 					</button>
+					{error.digest ? (
+						<p className="ge-digest">Reference: {error.digest}</p>
+					) : null}
 				</div>
 			</body>
 		</html>
diff --git a/src/app/globals.css b/src/app/globals.css
index 8e12066a..406ced42 100644
--- a/src/app/globals.css
+++ b/src/app/globals.css
@@ -1357,3 +1357,130 @@ details[open] > summary .details-open\:block {
 details[open] > summary .details-open\:rotate-180 {
 	transform: rotate(180deg);
 }
+
+/* ── Public error / 404 screen ───────────────────────────── */
+@keyframes error-screen-rise {
+	from {
+		opacity: 0;
+		transform: translateY(14px);
+	}
+	to {
+		opacity: 1;
+		transform: translateY(0);
+	}
+}
+
+.error-screen {
+	position: relative;
+	isolation: isolate;
+	display: grid;
+	place-items: center;
+	min-height: min(70vh, 36rem);
+	padding: 2rem 1rem 3rem;
+}
+
+.error-screen-glow {
+	pointer-events: none;
+	position: absolute;
+	inset: 10% 15% auto;
+	height: 12rem;
+	border-radius: 50%;
+	background: radial-gradient(
+		ellipse at center,
+		color-mix(in srgb, var(--color-primary) 35%, transparent),
+		transparent 70%
+	);
+	filter: blur(8px);
+	z-index: 0;
+	opacity: 0.85;
+}
+
+.error-screen-panel {
+	position: relative;
+	z-index: 1;
+	width: min(100%, 28rem);
+	text-align: center;
+	padding: 2.25rem 1.75rem 2rem;
+	border-radius: 1.25rem;
+	border: 1px solid color-mix(in srgb, var(--color-primary) 28%, var(--border-subtle));
+	background: linear-gradient(
+		165deg,
+		color-mix(in srgb, var(--color-primary) 10%, var(--color-surface)),
+		var(--color-surface)
+	);
+	box-shadow:
+		0 20px 48px color-mix(in srgb, rgb(0, 0, 0) 18%, transparent),
+		inset 0 1px 0 color-mix(in srgb, var(--color-primary) 18%, transparent);
+	animation: error-screen-rise 0.45s ease-out both;
+}
+
+.error-screen-code {
+	margin: 0 0 0.65rem;
+	font-family: var(--font-pixel), "Courier New", monospace;
+	font-size: clamp(2.75rem, 9vw, 3.75rem);
+	font-weight: 700;
+	letter-spacing: 0.06em;
+	line-height: 1;
+	color: var(--color-primary-readable, var(--color-primary));
+	text-shadow: 0 0 36px color-mix(in srgb, var(--color-primary) 45%, transparent);
+}
+
+.error-screen-title {
+	margin: 0 0 0.4rem;
+	font-size: 1.4rem;
+	font-weight: 800;
+	letter-spacing: -0.02em;
+	color: var(--color-text);
+}
+
+.error-screen-subtitle {
+	margin: 0 0 0.85rem;
+	font-size: 1rem;
+	font-weight: 600;
+	color: var(--color-text);
+	opacity: 0.88;
+}
+
+.error-screen-body {
+	margin: 0 0 1.5rem;
+	font-size: 0.95rem;
+	line-height: 1.55;
+	color: var(--color-text-muted);
+}
+
+.error-screen-actions {
+	display: flex;
+	flex-wrap: wrap;
+	gap: 0.65rem;
+	justify-content: center;
+}
+
+.error-screen-actions .btn {
+	display: inline-flex;
+	align-items: center;
+	gap: 0.45rem;
+}
+
+.error-screen-btn-icon {
+	width: 1rem;
+	height: 1rem;
+	flex-shrink: 0;
+}
+
+.error-screen-footer {
+	margin-top: 1.25rem;
+}
+
+.error-screen-digest {
+	margin: 0;
+	font-size: 0.72rem;
+	color: var(--color-text-muted);
+	font-variant-numeric: tabular-nums;
+	word-break: break-all;
+}
+
+@media (prefers-reduced-motion: reduce) {
+	.error-screen-panel {
+		animation: none;
+	}
+}
diff --git a/src/app/not-found.tsx b/src/app/not-found.tsx
index 774a8994..94e50873 100644
--- a/src/app/not-found.tsx
+++ b/src/app/not-found.tsx
@@ -1,22 +1,29 @@
+import { Home, Newspaper } from "lucide-react";
 import Link from "next/link";
-import { ContentCard } from "@/components/public/ui";
+import { getTranslations } from "next-intl/server";
+import { ErrorScreen } from "@/components/error-screen";
+
+export default async function NotFound() {
+	const t = await getTranslations("pages.notFound");
 
-export default function NotFound() {
 	return (
-		<main style={{ display: "grid", gap: "1.5rem" }}>
-			<ContentCard icon="🧭" title="Page not found" subtitle="Error 404">
-				<p className="muted" style={{ marginTop: 0 }}>
-					The page you’re looking for doesn’t exist or has moved.
-				</p>
-				<div style={{ display: "flex", gap: "0.6rem", flexWrap: "wrap" }}>
+		<ErrorScreen
+			code={t("code")}
+			title={t("title")}
+			subtitle={t("subtitle")}
+			body={t("body")}
+			actions={
+				<>
 					<Link className="btn btn-primary" href="/">
-						Back home
+						<Home className="error-screen-btn-icon" aria-hidden />
+						{t("backHome")}
 					</Link>
 					<Link className="btn btn-outline" href="/news">
-						Latest news
+						<Newspaper className="error-screen-btn-icon" aria-hidden />
+						{t("latestNews")}
 					</Link>
-				</div>
-			</ContentCard>
-		</main>
+				</>
+			}
+		/>
 	);
 }
diff --git a/src/components/error-screen.tsx b/src/components/error-screen.tsx
new file mode 100644
index 00000000..4eedb53d
--- /dev/null
+++ b/src/components/error-screen.tsx
@@ -0,0 +1,37 @@
+import type { ReactNode } from "react";
+
+/**
+ * Shared public error / empty-route composition.
+ * Used by route error.tsx and not-found.tsx (inside the app shell).
+ */
+export function ErrorScreen({
+	code,
+	title,
+	subtitle,
+	body,
+	actions,
+	footer,
+}: {
+	code: string;
+	title: string;
+	subtitle: string;
+	body: string;
+	actions: ReactNode;
+	footer?: ReactNode;
+}) {
+	return (
+		<main className="error-screen">
+			<div className="error-screen-glow" aria-hidden />
+			<section className="error-screen-panel" aria-labelledby="error-screen-title">
+				<p className="error-screen-code">{code}</p>
+				<h1 id="error-screen-title" className="error-screen-title">
+					{title}
+				</h1>
+				<p className="error-screen-subtitle">{subtitle}</p>
+				<p className="error-screen-body">{body}</p>
+				<div className="error-screen-actions">{actions}</div>
+				{footer ? <div className="error-screen-footer">{footer}</div> : null}
+			</section>
+		</main>
+	);
+}
diff --git a/src/messages/en.json b/src/messages/en.json
index 33c5eea8..a4e1ab6d 100644
--- a/src/messages/en.json
+++ b/src/messages/en.json
@@ -40,6 +40,23 @@
 		"darkMode": "Dark mode"
 	},
 	"pages": {
+		"error": {
+			"code": "Error",
+			"title": "Something went wrong",
+			"subtitle": "The hotel hit an unexpected snag.",
+			"body": "Try again in a moment. If it keeps happening, contact staff with the reference below.",
+			"tryAgain": "Try again",
+			"backHome": "Back home",
+			"reference": "Reference: {digest}"
+		},
+		"notFound": {
+			"code": "404",
+			"title": "Page not found",
+			"subtitle": "This room doesn’t exist — or the furniture was moved.",
+			"body": "Check the link, or head back to the lobby.",
+			"backHome": "Back home",
+			"latestNews": "Latest news"
+		},
 		"staff": {
 			"title": "Staff",
 			"subtitle": "The team behind the hotel",
diff --git a/src/messages/it.json b/src/messages/it.json
index fe0829a5..49bfe931 100644
--- a/src/messages/it.json
+++ b/src/messages/it.json
@@ -40,6 +40,23 @@
 		"darkMode": "Tema scuro"
 	},
 	"pages": {
+		"error": {
+			"code": "Errore",
+			"title": "Qualcosa è andato storto",
+			"subtitle": "L'hotel ha incontrato un imprevisto.",
+			"body": "Riprova tra poco. Se continua, contatta lo staff indicando il riferimento qui sotto.",
+			"tryAgain": "Riprova",
+			"backHome": "Torna alla home",
+			"reference": "Riferimento: {digest}"
+		},
+		"notFound": {
+			"code": "404",
+			"title": "Pagina non trovata",
+			"subtitle": "Questa stanza non esiste — o i mobili sono stati spostati.",
+			"body": "Controlla il link, oppure torna alla lobby.",
+			"backHome": "Torna alla home",
+			"latestNews": "Ultime notizie"
+		},
 		"staff": {
 			"title": "Staff",
 			"subtitle": "Il team dietro l'hotel",
diff --git a/src/messages/nl.json b/src/messages/nl.json
index 10da2247..cf911bd4 100644
--- a/src/messages/nl.json
+++ b/src/messages/nl.json
@@ -40,6 +40,23 @@
 		"darkMode": "Donkere modus"
 	},
 	"pages": {
+		"error": {
+			"code": "Fout",
+			"title": "Er ging iets mis",
+			"subtitle": "Het hotel liep tegen een onverwachte snag aan.",
+			"body": "Probeer het zo opnieuw. Blijft het probleem? Neem contact op met de staff en noem de referentie hieronder.",
+			"tryAgain": "Opnieuw proberen",
+			"backHome": "Terug naar home",
+			"reference": "Referentie: {digest}"
+		},
+		"notFound": {
+			"code": "404",
+			"title": "Pagina niet gevonden",
+			"subtitle": "Deze kamer bestaat niet — of de meubels zijn verplaatst.",
+			"body": "Controleer de link, of ga terug naar de lobby.",
+			"backHome": "Terug naar home",
+			"latestNews": "Laatste nieuws"
+		},
 		"staff": {
 			"title": "Team",
 			"subtitle": "Het team achter het hotel",