Refactor scroll locking in ConnectionModal and TopUpModal: simplify the implementation by removing unnecessary style manipulations and enhancing event listeners for touch and wheel scroll prevention, ensuring a smoother user experience across devices.

src/components/ConnectionModal.tsx

@@ -237,53 +237,31 @@ export default function ConnectionModal({ onClose }: ConnectionModalProps) {
     modalContentRef.current?.scrollTo({ top: 0, behavior: 'instant' })
   }, [showAppSelector])
 
-  // Scroll lock when modal is open (cross-platform including Android)
+  // Scroll lock when modal is open
   useEffect(() => {
     const scrollY = window.scrollY
-    const body = document.body
-    const html = document.documentElement
 
-    // Save original styles
-    const originalStyles = {
-      bodyOverflow: body.style.overflow,
-      bodyPosition: body.style.position,
-      bodyTop: body.style.top,
-      bodyWidth: body.style.width,
-      bodyHeight: body.style.height,
-      htmlOverflow: html.style.overflow,
-      htmlHeight: html.style.height,
-      bodyTouchAction: body.style.touchAction,
-    }
-
-    // Lock scroll
-    body.style.overflow = 'hidden'
-    body.style.position = 'fixed'
-    body.style.top = `-${scrollY}px`
-    body.style.width = '100%'
-    body.style.height = '100%'
-    body.style.touchAction = 'none'
-    html.style.overflow = 'hidden'
-    html.style.height = '100%'
-
-    // Prevent touchmove on backdrop (Android fix)
+    // Prevent all touch/wheel scroll on backdrop
     const preventScroll = (e: TouchEvent) => {
       const target = e.target as HTMLElement
-      // Allow scroll inside modal content
       if (target.closest('[data-modal-content]')) return
       e.preventDefault()
     }
+
+    const preventWheel = (e: WheelEvent) => {
+      const target = e.target as HTMLElement
+      if (target.closest('[data-modal-content]')) return
+      e.preventDefault()
+    }
+
     document.addEventListener('touchmove', preventScroll, { passive: false })
+    document.addEventListener('wheel', preventWheel, { passive: false })
+    document.body.style.overflow = 'hidden'
 
     return () => {
-      body.style.overflow = originalStyles.bodyOverflow
-      body.style.position = originalStyles.bodyPosition
-      body.style.top = originalStyles.bodyTop
-      body.style.width = originalStyles.bodyWidth
-      body.style.height = originalStyles.bodyHeight
-      body.style.touchAction = originalStyles.bodyTouchAction
-      html.style.overflow = originalStyles.htmlOverflow
-      html.style.height = originalStyles.htmlHeight
       document.removeEventListener('touchmove', preventScroll)
+      document.removeEventListener('wheel', preventWheel)
+      document.body.style.overflow = ''
       window.scrollTo(0, scrollY)
     }
   }, [])

src/components/TopUpModal.tsx

@@ -55,52 +55,31 @@ export default function TopUpModal({ method, onClose, initialAmountRubles }: Top
   )
   const popupRef = useRef<Window | null>(null)
 
-  // Scroll lock when modal is open (cross-platform including Android)
+  // Scroll lock when modal is open
   useEffect(() => {
     const scrollY = window.scrollY
-    const body = document.body
-    const html = document.documentElement
 
-    // Save original styles
-    const originalStyles = {
-      bodyOverflow: body.style.overflow,
-      bodyPosition: body.style.position,
-      bodyTop: body.style.top,
-      bodyWidth: body.style.width,
-      bodyHeight: body.style.height,
-      htmlOverflow: html.style.overflow,
-      htmlHeight: html.style.height,
-      bodyTouchAction: body.style.touchAction,
-    }
-
-    // Lock scroll
-    body.style.overflow = 'hidden'
-    body.style.position = 'fixed'
-    body.style.top = `-${scrollY}px`
-    body.style.width = '100%'
-    body.style.height = '100%'
-    body.style.touchAction = 'none'
-    html.style.overflow = 'hidden'
-    html.style.height = '100%'
-
-    // Prevent touchmove on backdrop (Android fix)
+    // Prevent all touch/wheel scroll on backdrop
     const preventScroll = (e: TouchEvent) => {
       const target = e.target as HTMLElement
       if (target.closest('[data-modal-content]')) return
       e.preventDefault()
     }
+
+    const preventWheel = (e: WheelEvent) => {
+      const target = e.target as HTMLElement
+      if (target.closest('[data-modal-content]')) return
+      e.preventDefault()
+    }
+
     document.addEventListener('touchmove', preventScroll, { passive: false })
+    document.addEventListener('wheel', preventWheel, { passive: false })
+    document.body.style.overflow = 'hidden'
 
     return () => {
-      body.style.overflow = originalStyles.bodyOverflow
-      body.style.position = originalStyles.bodyPosition
-      body.style.top = originalStyles.bodyTop
-      body.style.width = originalStyles.bodyWidth
-      body.style.height = originalStyles.bodyHeight
-      body.style.touchAction = originalStyles.bodyTouchAction
-      html.style.overflow = originalStyles.htmlOverflow
-      html.style.height = originalStyles.htmlHeight
       document.removeEventListener('touchmove', preventScroll)
+      document.removeEventListener('wheel', preventWheel)
+      document.body.style.overflow = ''
       window.scrollTo(0, scrollY)
     }
   }, [])

src/components/layout/Layout.tsx

@@ -370,7 +370,7 @@ export default function Layout({ children }: LayoutProps) {
         <div className="w-full mx-auto px-4 sm:px-6">
           <div className="flex justify-between items-center h-16 lg:h-20">
             {/* Logo */}
-            <Link to="/" className={`flex items-center gap-2.5 flex-shrink-0 ${!appName ? 'lg:mr-4' : ''}`}>
+            <Link to="/" onClick={() => setMobileMenuOpen(false)} className={`flex items-center gap-2.5 flex-shrink-0 ${!appName ? 'lg:mr-4' : ''}`}>
               <div className="w-10 h-10 sm:w-12 sm:h-12 lg:w-14 lg:h-14 rounded-xl bg-gradient-to-br from-accent-400 to-accent-600 flex items-center justify-center overflow-hidden shadow-lg shadow-accent-500/20 flex-shrink-0 relative">
                 {/* Always show letter as fallback */}
                 <span className={`text-white font-bold text-lg sm:text-xl lg:text-2xl absolute transition-opacity duration-200 ${hasCustomLogo && logoLoaded ? 'opacity-0' : 'opacity-100'}`}>
@@ -435,7 +435,10 @@ export default function Layout({ children }: LayoutProps) {
               {/* Theme toggle button - only show if both themes are enabled */}
               {canToggle && (
                 <button
-                  onClick={toggleTheme}
+                  onClick={() => {
+                    toggleTheme()
+                    setMobileMenuOpen(false)
+                  }}
                   className="relative p-2.5 rounded-xl transition-all duration-300 hover:scale-110 active:scale-95
                              dark:text-dark-400 dark:hover:text-dark-100 dark:hover:bg-dark-800
                              text-champagne-500 hover:text-champagne-800 hover:bg-champagne-200/50"
@@ -453,10 +456,14 @@ export default function Layout({ children }: LayoutProps) {
                 </button>
               )}
 
-              <PromoDiscountBadge />
-              <TicketNotificationBell isAdmin={isAdminActive()} />
+              <div onClick={() => setMobileMenuOpen(false)}>
+                <PromoDiscountBadge />
+              </div>
+              <div onClick={() => setMobileMenuOpen(false)}>
+                <TicketNotificationBell isAdmin={isAdminActive()} />
+              </div>
               {/* Hide language switcher on mobile when promo is active */}
-              <div className={isPromoActive ? 'hidden sm:block' : ''}>
+              <div className={isPromoActive ? 'hidden sm:block' : ''} onClick={() => setMobileMenuOpen(false)}>
                 <LanguageSwitcher />
               </div>