manager: fix SearchPager color

manager/app/src/main/java/com/sukisu/ultra/ui/component/SuperSearchBar.kt

@@ -128,7 +128,7 @@ class SearchStatus(val label: String) {
                                 noiseFactor = 0f
                             }
                         } else {
-                            Modifier.background(colorScheme.background)
+                            Modifier.background(colorScheme.surface)
                         }
                     )
             )
@@ -228,7 +228,7 @@ fun SearchStatus.SearchPager(
     ) {
         searchStatus.onAnimationComplete()
     }
-    val backgroundAlpha by animateFloatAsState(
+    val surfaceAlpha by animateFloatAsState(
         if (searchStatus.shouldExpand()) 1f else 0f,
         animationSpec = tween(200, easing = FastOutSlowInEasing)
     )
@@ -237,7 +237,7 @@ fun SearchStatus.SearchPager(
         modifier = Modifier
             .fillMaxSize()
             .zIndex(5f)
-            .background(colorScheme.background.copy(alpha = backgroundAlpha))
+            .background(colorScheme.surface.copy(alpha = surfaceAlpha))
             .semantics { onClick { false } }
             .then(
                 if (!searchStatus.isCollapsed()) Modifier.pointerInput(Unit) { } else Modifier
@@ -248,7 +248,7 @@ fun SearchStatus.SearchPager(
                 .fillMaxWidth()
                 .padding(top = topPadding)
                 .then(
-                    if (!searchStatus.isCollapsed()) Modifier.background(colorScheme.background)
+                    if (!searchStatus.isCollapsed()) Modifier.background(colorScheme.surface)
                     else Modifier
                 ),
             horizontalArrangement = Arrangement.Start,
@@ -258,7 +258,7 @@ fun SearchStatus.SearchPager(
                 Box(
                     modifier = Modifier
                         .weight(1f)
-                        .background(colorScheme.background)
+                        .background(colorScheme.surface)
                 ) {
                     expandBar(searchStatus, searchBarTopPadding)
                 }

manager/app/src/main/java/com/sukisu/ultra/ui/screen/SuperUser.kt

@@ -212,6 +212,9 @@ fun SuperUserPager(
                 defaultResult = {},
                 searchBarTopPadding = dynamicTopPadding,
             ) {
+                item {
+                    Spacer(Modifier.height(6.dp))
+                }
                 items(searchGroups, key = { it.uid }) { group ->
                     val expanded = expandedSearchUids.value.contains(group.uid)
                     AnimatedVisibility(
@@ -219,9 +222,7 @@ fun SuperUserPager(
                         enter = fadeIn() + expandVertically(),
                         exit = fadeOut() + shrinkVertically()
                     ) {
-                        Column(
-                            Modifier.padding(top = 6.dp)
-                        ) {
+                        Column {
                             GroupItem(
                                 group = group,
                                 onToggleExpand = {