Fix window insets and search closing

app/src/main/kotlin/org/koitharu/kotatsu/main/ui/MainActivity.kt

@@ -131,6 +131,12 @@ class MainActivity : BaseActivity<ActivityMainBinding>(), AppBarOwner, BottomNav
 		onBackPressedDispatcher.addCallback(exitCallback)
 		onBackPressedDispatcher.addCallback(navigationDelegate)
 
+		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
+			val legacySearchCallback = SearchViewLegacyBackCallback(viewBinding.searchView)
+			viewBinding.searchView.addTransitionListener(legacySearchCallback)
+			onBackPressedDispatcher.addCallback(legacySearchCallback)
+		}
+
 		if (savedInstanceState == null) {
 			onFirstStart()
 		}

app/src/main/kotlin/org/koitharu/kotatsu/main/ui/SearchViewLegacyBackCallback.kt

@@ -0,0 +1,24 @@
+package org.koitharu.kotatsu.main.ui
+
+import android.os.Build
+import androidx.activity.OnBackPressedCallback
+import androidx.annotation.DeprecatedSinceApi
+import com.google.android.material.search.SearchView
+
+@DeprecatedSinceApi(Build.VERSION_CODES.TIRAMISU)
+class SearchViewLegacyBackCallback(
+	private val searchView: SearchView
+) : OnBackPressedCallback(searchView.isShowing), SearchView.TransitionListener {
+
+	override fun handleOnBackPressed() {
+		searchView.hide()
+	}
+
+	override fun onStateChanged(
+		searchView: SearchView,
+		previousState: SearchView.TransitionState,
+		newState: SearchView.TransitionState
+	) {
+		isEnabled = newState >= SearchView.TransitionState.SHOWING
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/reader/ui/ReaderActivity.kt

@@ -351,11 +351,11 @@ class ReaderActivity :
 	override fun onApplyWindowInsets(v: View, insets: WindowInsetsCompat): WindowInsetsCompat {
 		gestureInsets = insets.getInsets(WindowInsetsCompat.Type.systemGestures())
 		val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
-		viewBinding.appbarTop.updatePadding(
-			top = systemBars.top,
-			right = systemBars.right,
-			left = systemBars.left,
-		)
+		viewBinding.toolbar.updateLayoutParams<ViewGroup.MarginLayoutParams> {
+			topMargin = systemBars.top
+			rightMargin = systemBars.right
+			leftMargin = systemBars.left
+		}
 		if (viewBinding.toolbarDocked != null) {
 			viewBinding.actionsView.updateLayoutParams<ViewGroup.MarginLayoutParams> {
 				bottomMargin = systemBars.bottom