bottombar: убрана зелёная подложка под активной кнопкой

Фон кнопок всегда нейтральный (0x99FFFFFF); убраны highlight-подложка,
BottomBarHighlightBrush и параметр highlighted слота. Зелёные варианты
иконок чатов/бургера (при открытии) — это иконка, остаются.

core/designsystem/src/main/java/ru/forbion/f7cloud/core/designsystem/F7MobileBottomBar.kt

@@ -47,9 +47,6 @@ private val BottomBarButtonShape = RoundedCornerShape(100.dp)
 private val BottomBarBorderBrush = Brush.linearGradient(
     listOf(Color(0x33C0FF7B), Color(0x3370B62B)),
 )
-private val BottomBarHighlightBrush = Brush.linearGradient(
-    listOf(Color(0x33C0FF7B), Color(0x3370B62B)),
-)
 
 @Composable
 fun F7MobileBottomBar(
@@ -92,34 +89,29 @@ fun F7MobileBottomBar(
                         "$base/themes/forbion/images/header/chat-icon-gray.svg"
                     },
                     contentDescription = "Чаты",
-                    highlighted = chatsHighlighted,
                     onClick = actions.onChatsClick,
                 )
                 F7BottomBarSlot.NavBack -> F7BottomBarIconSlot(
                     iconUrl = "$base/themes/forbion/images/header/sidebar-chevron-left.svg",
                     contentDescription = "Папки",
-                    highlighted = navBackHighlighted,
                     iconRotation = if (navBackHighlighted) 180f else 0f,
                     onClick = actions.onNavBackClick,
                 )
                 F7BottomBarSlot.SectionMail -> F7BottomBarIconSlot(
                     iconUrl = "$base/themes/forbion/images/header/mail-header-icon.svg",
                     contentDescription = "Почта",
-                    highlighted = activeTabKey == "Mail",
                     iconSize = BottomBarSectionIconSize,
                     onClick = actions.onMailClick,
                 )
                 F7BottomBarSlot.SectionCards -> F7BottomBarIconSlot(
                     iconUrl = "$base/themes/forbion/images/header/deck-header-icon.svg",
                     contentDescription = "Карточки",
-                    highlighted = activeTabKey == "Deck",
                     iconSize = BottomBarSectionIconSize,
                     onClick = actions.onCardsClick,
                 )
                 F7BottomBarSlot.SectionConferences -> F7BottomBarIconSlot(
                     iconUrl = "$base/themes/forbion/images/header/spreed-header-icon.svg",
                     contentDescription = "Конференции",
-                    highlighted = activeTabKey == "Talk",
                     iconSize = BottomBarSectionIconSize,
                     onClick = actions.onConferencesClick,
                 )
@@ -130,7 +122,6 @@ fun F7MobileBottomBar(
                         "$base/themes/forbion/images/header/menu-burger-gray.svg"
                     },
                     contentDescription = "Меню",
-                    highlighted = menuOpen,
                     showBadge = showNotificationBadge,
                     onClick = actions.onMenuClick,
                 )
@@ -144,23 +135,16 @@ private fun F7BottomBarIconSlot(
     iconUrl: String,
     contentDescription: String,
     onClick: () -> Unit,
-    highlighted: Boolean = false,
     iconRotation: Float = 0f,
     showBadge: Boolean = false,
     iconSize: Dp = BottomBarIconSize,
 ) {
-    val bg = if (highlighted) BottomBarHighlightBrush else null
+    // Зелёной подложки под активной кнопкой быть не должно — фон всегда нейтральный.
     Box(
         modifier = Modifier
             .size(BottomBarButtonSize)
             .clip(BottomBarButtonShape)
-            .then(
-                if (bg != null) {
-                    Modifier.background(bg, BottomBarButtonShape)
-                } else {
-                    Modifier.background(Color(0x99FFFFFF), BottomBarButtonShape)
-                },
-            )
+            .background(Color(0x99FFFFFF), BottomBarButtonShape)
             .border(
                 width = 1.dp,
                 brush = BottomBarBorderBrush,