diff --git a/app/src/main/java/com/fluxa/app/ui/catalog/HomeLayoutHelpers.kt b/app/src/main/java/com/fluxa/app/ui/catalog/HomeLayoutHelpers.kt
index dc26182..d499d03 100644
--- a/app/src/main/java/com/fluxa/app/ui/catalog/HomeLayoutHelpers.kt
+++ b/app/src/main/java/com/fluxa/app/ui/catalog/HomeLayoutHelpers.kt
@@ -123,34 +123,6 @@ fun posterCornerRadius(value: String): Dp = with(FluxaDimensions.CornerPresets)
     }
 }
 
-fun posterCardWidth(value: String): Dp = with(FluxaDimensions.PosterPresets) {
-    when (value) {
-        "xsmall" -> xsmall
-        "small" -> small
-        "large" -> large
-        "xlarge" -> xlarge
-        else -> medium
-    }
-}
-
-fun posterCardHeight(value: String): Dp = posterCardWidth(value) * FluxaDimensions.PosterPresets.heightRatio
-
-fun horizontalCardWidth(value: String, deviceType: DeviceType): Dp {
-    val base = if (deviceType == DeviceType.TV) FluxaDimensions.HorizontalCard.tvBase else FluxaDimensions.HorizontalCard.mobileBase
-    val delta = with(FluxaDimensions.HorizontalCard) {
-        when (value) {
-            "xsmall" -> deltaXsmall
-            "small" -> deltaSmall
-            "large" -> deltaLarge
-            "xlarge" -> deltaXlarge
-            else -> 0.dp
-        }
-    }
-    return base + delta
-}
-
-fun horizontalCardHeight(value: String, deviceType: DeviceType): Dp = horizontalCardWidth(value, deviceType) * FluxaDimensions.HorizontalCard.heightRatio
-
 fun horizontalArtworkCandidates(meta: Meta, preferContinueWatchingArtwork: Boolean = false): List<String> {
     val existingBackdrop = meta.background
         ?.takeIf { it.isNotBlank() }
diff --git a/shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/CardSizePresets.kt b/shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/CardSizePresets.kt
new file mode 100644
index 0000000..bf75b19
--- /dev/null
+++ b/shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/CardSizePresets.kt
@@ -0,0 +1,32 @@
+package com.fluxa.app.ui.catalog
+
+import androidx.compose.ui.unit.Dp
+import androidx.compose.ui.unit.dp
+
+fun posterCardWidth(value: String): Dp = with(FluxaDimensions.PosterPresets) {
+    when (value) {
+        "xsmall" -> xsmall
+        "small" -> small
+        "large" -> large
+        "xlarge" -> xlarge
+        else -> medium
+    }
+}
+
+fun posterCardHeight(value: String): Dp = posterCardWidth(value) * FluxaDimensions.PosterPresets.heightRatio
+
+fun horizontalCardWidth(value: String, deviceType: DeviceType): Dp {
+    val base = if (deviceType == DeviceType.TV) FluxaDimensions.HorizontalCard.tvBase else FluxaDimensions.HorizontalCard.mobileBase
+    val delta = with(FluxaDimensions.HorizontalCard) {
+        when (value) {
+            "xsmall" -> deltaXsmall
+            "small" -> deltaSmall
+            "large" -> deltaLarge
+            "xlarge" -> deltaXlarge
+            else -> 0.dp
+        }
+    }
+    return base + delta
+}
+
+fun horizontalCardHeight(value: String, deviceType: DeviceType): Dp = horizontalCardWidth(value, deviceType) * FluxaDimensions.HorizontalCard.heightRatio
diff --git a/app/src/main/java/com/fluxa/app/ui/device/DeviceType.kt b/shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/DeviceType.kt
similarity index 78%
rename from app/src/main/java/com/fluxa/app/ui/device/DeviceType.kt
rename to shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/DeviceType.kt
index 4a2fdd8..e7d117b 100644
--- a/app/src/main/java/com/fluxa/app/ui/device/DeviceType.kt
+++ b/shared/src/commonMain/kotlin/com/fluxa/app/ui/catalog/DeviceType.kt
@@ -1,10 +1,5 @@
 package com.fluxa.app.ui.catalog
 
-import com.fluxa.app.data.local.*
-import com.fluxa.app.data.remote.*
-import com.fluxa.app.data.repository.*
-import com.fluxa.app.domain.discovery.*
-
 import androidx.compose.foundation.clickable
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.compositionLocalOf