From 0cef694f2b4301b8201130b679ed2e18a0dd5bb1 Mon Sep 17 00:00:00 2001
From: Mathis HERRIOT <197931332+0x485254@users.noreply.github.com>
Date: Wed, 14 Jan 2026 12:12:58 +0100
Subject: [PATCH] feat: add `useIsMobile` custom hook for responsive breakpoint
 detection

Introduce a reusable React hook to determine mobile viewport state based on a defined breakpoint, enhancing responsiveness and code modularity.
---
 frontend/src/hooks/use-mobile.ts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 frontend/src/hooks/use-mobile.ts

diff --git a/frontend/src/hooks/use-mobile.ts b/frontend/src/hooks/use-mobile.ts
new file mode 100644
index 0000000..2b0fe1d
--- /dev/null
+++ b/frontend/src/hooks/use-mobile.ts
@@ -0,0 +1,19 @@
+import * as React from "react"
+
+const MOBILE_BREAKPOINT = 768
+
+export function useIsMobile() {
+  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)
+
+  React.useEffect(() => {
+    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
+    const onChange = () => {
+      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
+    }
+    mql.addEventListener("change", onChange)
+    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
+    return () => mql.removeEventListener("change", onChange)
+  }, [])
+
+  return !!isMobile
+}