diff --git a/V2rayNG/app/build.gradle.kts b/V2rayNG/app/build.gradle.kts
index 0d70153..c07989b 100644
--- a/V2rayNG/app/build.gradle.kts
+++ b/V2rayNG/app/build.gradle.kts
@@ -16,7 +16,7 @@ android {
         minSdk = 24
         targetSdk = 37
         versionCode = 749
-        versionName = "2.3.9-cosmo.16"
+        versionName = "2.3.9-cosmo.17"
 
         val abiFilterList = (properties["ABI_FILTERS"] as? String)?.split(';')
         splits {
diff --git a/V2rayNG/app/src/main/java/com/v2ray/ang/ui/main/CosmoMainScreen.kt b/V2rayNG/app/src/main/java/com/v2ray/ang/ui/main/CosmoMainScreen.kt
index ea445a4..08cbf26 100644
--- a/V2rayNG/app/src/main/java/com/v2ray/ang/ui/main/CosmoMainScreen.kt
+++ b/V2rayNG/app/src/main/java/com/v2ray/ang/ui/main/CosmoMainScreen.kt
@@ -144,8 +144,21 @@ fun CosmoMainScreen(
         else onAction(MainAction.UpdateSubscriptions)
     }
 
-    // No bottom bar: settings (gear, top-left) and "My subscription" (ⓘ in the card) open as separate screens.
-    Scaffold { padding ->
+    // Bottom bar: Home + My subscription; Settings opens from the gear (top-left) as a separate screen.
+    Scaffold(
+        bottomBar = {
+            NavigationBar {
+                CosmoTab.entries.forEachIndexed { index, item ->
+                    NavigationBarItem(
+                        selected = tab == index,
+                        onClick = { tab = index },
+                        icon = { Icon(painterResource(item.icon), contentDescription = null) },
+                        label = { Text(stringResource(item.label)) },
+                    )
+                }
+            }
+        }
+    ) { padding ->
         Box(Modifier.padding(padding).fillMaxSize()) {
             when (tab) {
                 0 -> CosmoHomeTab(
@@ -156,14 +169,12 @@ fun CosmoMainScreen(
                     onOpenSubscription = { tab = 1 },
                     onOpenSettings = { tab = 2 },
                 )
-                1 -> CosmoSubPage(onBack = { tab = 0 }) {
-                    CosmoSubscriptionTab(
-                        ui = ui,
-                        serverCount = group.rows.size,
-                        onAction = onAction,
-                        onRenew = { showRenew = true },
-                    )
-                }
+                1 -> CosmoSubscriptionTab(
+                    ui = ui,
+                    serverCount = group.rows.size,
+                    onAction = onAction,
+                    onRenew = { showRenew = true },
+                )
                 else -> CosmoSubPage(onBack = { tab = 0 }) {
                     CosmoSettingsTab(
                         onAction = onAction,
@@ -176,7 +187,12 @@ fun CosmoMainScreen(
     }
 }
 
-/** Secondary screen with a back arrow (Home has no bottom bar). */
+private enum class CosmoTab(@DrawableRes val icon: Int, @StringRes val label: Int) {
+    Home(R.drawable.ic_cosmo_home_24dp, R.string.cosmo_tab_home),
+    Subscription(R.drawable.ic_subscriptions_24dp, R.string.cosmo_tab_subscription),
+}
+
+/** Secondary screen with a back arrow (Settings, opened from the gear). */
 @Composable
 private fun CosmoSubPage(onBack: () -> Unit, content: @Composable () -> Unit) {
     Column(Modifier.fillMaxSize()) {
@@ -335,26 +351,44 @@ private fun CosmoHomeTab(
                     color = if (state == CosmoConnState.Connected) MaterialTheme.colorScheme.onSurface
                     else MaterialTheme.colorScheme.onSurfaceVariant.copy(alpha = 0.6f),
                 )
+                // Make it obvious that the rocket circle is the on/off button.
+                Text(
+                    stringResource(
+                        when (state) {
+                            CosmoConnState.Connected -> R.string.cosmo_tap_to_disconnect
+                            CosmoConnState.Connecting -> R.string.cosmo_hint_connecting
+                            CosmoConnState.Disconnected -> R.string.cosmo_tap_to_connect
+                        }
+                    ),
+                    style = MaterialTheme.typography.bodyMedium,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    modifier = Modifier.padding(top = 4.dp),
+                )
             }
         }
 
         // ---- One card: header (name + update/test icons), info line, fastest, servers ----
         item {
             Column(Modifier.fillMaxWidth().clip(RoundedCornerShape(topStart = 16.dp, topEnd = 16.dp)).background(cardBg)) {
-                Row(Modifier.fillMaxWidth().padding(start = 16.dp, end = 4.dp, top = 4.dp), verticalAlignment = Alignment.CenterVertically) {
-                    Text(
-                        stringResource(R.string.app_name),
-                        style = MaterialTheme.typography.titleMedium,
-                        fontWeight = FontWeight.SemiBold,
+                Row(
+                    Modifier.fillMaxWidth().padding(start = 12.dp, end = 4.dp, top = 10.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                    horizontalArrangement = Arrangement.spacedBy(8.dp),
+                ) {
+                    CosmoSmallButton(
+                        icon = R.drawable.ic_cosmo_refresh_24dp,
+                        text = stringResource(R.string.cosmo_update_sub),
+                        onClick = { onAction(MainAction.UpdateSubscriptions) },
+                        modifier = Modifier.weight(1f),
+                    )
+                    CosmoSmallButton(
+                        icon = R.drawable.ic_cosmo_speed_24dp,
+                        text = stringResource(R.string.cosmo_check_servers),
+                        busy = ui.isTesting && !findingFastest,
+                        enabled = !ui.isTesting,
+                        onClick = { onAction(MainAction.TestRealAllServers) },
                         modifier = Modifier.weight(1f),
                     )
-                    IconButton(onClick = { onAction(MainAction.UpdateSubscriptions) }) {
-                        Icon(painterResource(R.drawable.ic_cosmo_refresh_24dp), contentDescription = stringResource(R.string.cosmo_update_sub), tint = MaterialTheme.colorScheme.primary)
-                    }
-                    IconButton(onClick = { onAction(MainAction.TestRealAllServers) }, enabled = !ui.isTesting) {
-                        if (ui.isTesting && !findingFastest) CircularProgressIndicator(Modifier.size(20.dp), strokeWidth = 2.dp)
-                        else Icon(painterResource(R.drawable.ic_cosmo_speed_24dp), contentDescription = stringResource(R.string.cosmo_check_servers), tint = MaterialTheme.colorScheme.primary)
-                    }
                     IconButton(onClick = { listExpanded = !listExpanded }) {
                         Icon(
                             painterResource(R.drawable.ic_expand_more_24dp),
@@ -363,7 +397,7 @@ private fun CosmoHomeTab(
                         )
                     }
                 }
-                CosmoSubscriptionInfoRow(subInfo, onOpenSubscription)
+                CosmoSubscriptionInfoRow(subInfo)
             }
         }
         if (listExpanded) {
@@ -422,18 +456,46 @@ private fun CosmoHomeTab(
     }
 }
 
-/** Compact line under the card header: traffic | expiry | details (ⓘ) | support. */
+/** Small outlined button with an icon and a short label (card header). */
 @Composable
-private fun CosmoSubscriptionInfoRow(info: CosmoSubscriptionInfo?, onOpenSubscription: () -> Unit) {
-    val context = LocalContext.current
-    Row(Modifier.fillMaxWidth().padding(start = 16.dp, end = 12.dp, bottom = 10.dp), verticalAlignment = Alignment.CenterVertically) {
+private fun CosmoSmallButton(
+    @DrawableRes icon: Int,
+    text: String,
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+    enabled: Boolean = true,
+    busy: Boolean = false,
+) {
+    OutlinedButton(
+        onClick = onClick,
+        enabled = enabled,
+        shape = RoundedCornerShape(12.dp),
+        contentPadding = androidx.compose.foundation.layout.PaddingValues(horizontal = 8.dp),
+        modifier = modifier.height(40.dp),
+    ) {
+        if (busy) CircularProgressIndicator(Modifier.size(16.dp), strokeWidth = 2.dp)
+        else Icon(painterResource(icon), contentDescription = null, modifier = Modifier.size(18.dp))
+        Spacer(Modifier.width(6.dp))
+        Text(text, style = MaterialTheme.typography.labelLarge, maxLines = 1, overflow = TextOverflow.Ellipsis)
+    }
+}
+
+/** Compact line under the card buttons: used traffic / limit (∞) on the left, expiry date on the right. */
+@Composable
+private fun CosmoSubscriptionInfoRow(info: CosmoSubscriptionInfo?) {
+    Row(Modifier.fillMaxWidth().padding(horizontal = 16.dp, vertical = 10.dp), verticalAlignment = Alignment.CenterVertically) {
         val traffic = when {
             info == null -> "—"
-            info.isUnlimitedTraffic -> stringResource(R.string.cosmo_sub_unlimited)
-            else -> stringResource(R.string.cosmo_sub_traffic_left, info.trafficLeftBytes.toTrafficString())
+            info.isUnlimitedTraffic -> "${(info.upload + info.download).toTrafficString()} / ∞"
+            else -> "${(info.upload + info.download).toTrafficString()} / ${info.total.toTrafficString()}"
         }
-        Text(traffic, style = MaterialTheme.typography.bodyMedium, color = MaterialTheme.colorScheme.onSurfaceVariant, maxLines = 1)
-        Spacer(Modifier.width(10.dp))
+        Box(
+            Modifier.border(BorderStroke(1.dp, MaterialTheme.colorScheme.outlineVariant), RoundedCornerShape(8.dp))
+                .padding(horizontal = 10.dp, vertical = 3.dp),
+        ) {
+            Text(traffic, style = MaterialTheme.typography.bodyMedium, maxLines = 1)
+        }
+        Spacer(Modifier.weight(1f))
         val expire = info?.expire?.takeIf { it > 0 }?.times(1000)
         val expired = info?.isExpired() == true
         if (expire != null && expire - System.currentTimeMillis() < NO_EXPIRY_THRESHOLD_DAYS * 86_400_000L) {
@@ -442,23 +504,8 @@ private fun CosmoSubscriptionInfoRow(info: CosmoSubscriptionInfo?, onOpenSubscri
                 style = MaterialTheme.typography.bodyMedium,
                 color = if (expired) MaterialTheme.colorScheme.error else MaterialTheme.colorScheme.onSurfaceVariant,
                 maxLines = 1,
-                modifier = Modifier.weight(1f),
             )
-        } else {
-            Spacer(Modifier.weight(1f))
         }
-        Icon(
-            painterResource(R.drawable.ic_cosmo_info_24dp),
-            contentDescription = stringResource(R.string.cosmo_tab_subscription),
-            tint = MaterialTheme.colorScheme.primary,
-            modifier = Modifier.size(36.dp).clip(CircleShape).clickable(onClick = onOpenSubscription).padding(6.dp),
-        )
-        Icon(
-            painterResource(R.drawable.ic_telegram_24dp),
-            contentDescription = stringResource(R.string.cosmo_mysub_support),
-            tint = MaterialTheme.colorScheme.primary,
-            modifier = Modifier.size(36.dp).clip(CircleShape).clickable { Utils.openUri(context, "https://t.me/cosmonetvpn_bot") }.padding(6.dp),
-        )
     }
 }
 
@@ -544,15 +591,27 @@ private fun CosmoStatusPill(state: CosmoConnState, large: Boolean = false) {
         CosmoConnState.Connecting -> Triple(
             MaterialTheme.colorScheme.secondaryContainer, MaterialTheme.colorScheme.onSecondaryContainer, R.string.cosmo_state_connecting
         )
-        CosmoConnState.Connected -> Triple(Color(0xFFC8F5DC), Color(0xFF0F4A2C), R.string.cosmo_state_connected)
+        CosmoConnState.Connected -> Triple(Color(0xFF1FA35C), Color.White, R.string.cosmo_state_connected)
+    }
+    // Status dot: green = connected, red = not connected, amber = connecting.
+    val dot = when (state) {
+        CosmoConnState.Connected -> Color(0xFF7CFFB0)
+        CosmoConnState.Connecting -> Color(0xFFFFC14D)
+        CosmoConnState.Disconnected -> Color(0xFFFF5252)
     }
     Surface(color = bg, contentColor = fg, shape = RoundedCornerShape(50)) {
-        Text(
-            stringResource(label),
-            style = if (large) MaterialTheme.typography.titleSmall else MaterialTheme.typography.labelMedium,
-            modifier = if (large) Modifier.padding(horizontal = 16.dp, vertical = 7.dp)
-            else Modifier.padding(horizontal = 10.dp, vertical = 4.dp),
-        )
+        Row(
+            Modifier.padding(horizontal = if (large) 16.dp else 10.dp, vertical = if (large) 7.dp else 4.dp),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            Box(Modifier.size(if (large) 10.dp else 8.dp).clip(CircleShape).background(dot))
+            Spacer(Modifier.width(8.dp))
+            Text(
+                stringResource(label),
+                style = if (large) MaterialTheme.typography.titleSmall else MaterialTheme.typography.labelMedium,
+                fontWeight = if (state == CosmoConnState.Connected) FontWeight.SemiBold else FontWeight.Normal,
+            )
+        }
     }
 }
 
diff --git a/V2rayNG/app/src/main/res/values-ru/strings_cosmo.xml b/V2rayNG/app/src/main/res/values-ru/strings_cosmo.xml
index 6627ea9..38f4cbf 100644
--- a/V2rayNG/app/src/main/res/values-ru/strings_cosmo.xml
+++ b/V2rayNG/app/src/main/res/values-ru/strings_cosmo.xml
@@ -3,11 +3,13 @@
     <string name="cosmo_tab_home">Главная</string>
     <string name="cosmo_tab_countries">Страны</string>
     <string name="cosmo_tab_subscription">Моя подписка</string>
+    <string name="cosmo_tap_to_connect">Нажмите на ракету, чтобы подключиться</string>
+    <string name="cosmo_tap_to_disconnect">Нажмите на ракету, чтобы отключиться</string>
     <string name="cosmo_hide_all">Свернуть список</string>
     <string name="cosmo_show_all">Показать серверы</string>
     <string name="cosmo_expires">Истекает: %1$s</string>
     <string name="cosmo_update_sub">Обновить подписку</string>
-    <string name="cosmo_check_servers">Проверить доступность</string>
+    <string name="cosmo_check_servers">Проверить серверы</string>
     <string name="cosmo_pick_server">Выберите сервер из списка ниже</string>
     <string name="cosmo_mysub_active">Подписка активна</string>
     <string name="cosmo_mysub_expired">Подписка закончилась</string>
diff --git a/V2rayNG/app/src/main/res/values/strings_cosmo.xml b/V2rayNG/app/src/main/res/values/strings_cosmo.xml
index c3cc88e..4d68747 100644
--- a/V2rayNG/app/src/main/res/values/strings_cosmo.xml
+++ b/V2rayNG/app/src/main/res/values/strings_cosmo.xml
@@ -4,6 +4,8 @@
     <string name="cosmo_tab_home">Home</string>
     <string name="cosmo_tab_countries">Countries</string>
     <string name="cosmo_tab_subscription">My subscription</string>
+    <string name="cosmo_tap_to_connect">Tap the rocket to connect</string>
+    <string name="cosmo_tap_to_disconnect">Tap the rocket to disconnect</string>
     <string name="cosmo_hide_all">Collapse list</string>
     <string name="cosmo_show_all">Show servers</string>
     <string name="cosmo_expires">Expires: %1$s</string>