diff --git a/app/src/main/kotlin/com/wisp/app/ui/component/ActionBar.kt b/app/src/main/kotlin/com/wisp/app/ui/component/ActionBar.kt
index 22a68f35..e1ba35d5 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/component/ActionBar.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/component/ActionBar.kt
@@ -104,12 +104,16 @@ fun ActionBar(
                 modifier = Modifier.size(22.dp)
             )
         }
-        Text(
-            text = replyCount.toString(),
-            style = MaterialTheme.typography.labelSmall,
-            color = MaterialTheme.colorScheme.onSurfaceVariant,
-            maxLines = 1
-        )
+        // Hide the count when zero — matches iOS minimalistic action bar
+        // where empty metrics drop entirely instead of showing "0".
+        if (replyCount > 0) {
+            Text(
+                text = replyCount.toString(),
+                style = MaterialTheme.typography.labelSmall,
+                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                maxLines = 1
+            )
+        }
         // React + Zap are available on private replies as gift-wrapped/DIP-03 actions.
         // Repost / Quote stay hidden on private replies because those events would
         // publicly attach an e-tag pointing at the encrypted rumor id.
@@ -160,12 +164,14 @@ fun ActionBar(
                 )
             }
         }
-        Text(
-            text = likeCount.toString(),
-            style = MaterialTheme.typography.labelSmall,
-            color = if (userReactionEmojis.isNotEmpty()) WispThemeColors.zapColor else MaterialTheme.colorScheme.onSurfaceVariant,
-            maxLines = 1
-        )
+        if (likeCount > 0) {
+            Text(
+                text = likeCount.toString(),
+                style = MaterialTheme.typography.labelSmall,
+                color = if (userReactionEmojis.isNotEmpty()) WispThemeColors.zapColor else MaterialTheme.colorScheme.onSurfaceVariant,
+                maxLines = 1
+            )
+        }
         if (!isPrivate) {
             Spacer(Modifier.width(8.dp))
             Box {
@@ -191,12 +197,14 @@ fun ActionBar(
                     )
                 }
             }
-            Text(
-                text = repostCount.toString(),
-                style = MaterialTheme.typography.labelSmall,
-                color = if (hasUserReposted) WispThemeColors.repostColor else MaterialTheme.colorScheme.onSurfaceVariant,
-                maxLines = 1
-            )
+            if (repostCount > 0) {
+                Text(
+                    text = repostCount.toString(),
+                    style = MaterialTheme.typography.labelSmall,
+                    color = if (hasUserReposted) WispThemeColors.repostColor else MaterialTheme.colorScheme.onSurfaceVariant,
+                    maxLines = 1
+                )
+            }
         }
         Spacer(Modifier.width(8.dp))
         Box {
@@ -247,7 +255,7 @@ fun ActionBar(
                 )
             }
         }
-        if (!isZapInProgress) {
+        if (!isZapInProgress && zapSats > 0) {
             val context = LocalContext.current
             val fiatPrefs = remember { FiatPreferences.get(context) }
             fiatPrefs.fiatMode.collectAsState().value
diff --git a/app/src/main/kotlin/com/wisp/app/ui/component/BottomBar.kt b/app/src/main/kotlin/com/wisp/app/ui/component/BottomBar.kt
index bc3653bc..a57d3cda 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/component/BottomBar.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/component/BottomBar.kt
@@ -19,6 +19,8 @@ import androidx.compose.material.icons.outlined.Search
 import androidx.compose.material3.Icon
 import androidx.compose.ui.res.painterResource
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.asPaddingValues
+import androidx.compose.foundation.layout.height
 import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.NavigationBar
@@ -28,6 +30,7 @@ import androidx.compose.material3.NavigationBarItemDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.layout.layout
 import androidx.compose.ui.unit.dp
@@ -73,7 +76,18 @@ fun WispBottomBar(
             color = MaterialTheme.colorScheme.outlineVariant.copy(alpha = 0.5f)
         )
         NavigationBar(
-            containerColor = MaterialTheme.colorScheme.surface,
+            // Match the body color (background) instead of Material's
+            // default surface tone — iOS uses one near-black across body
+            // + chrome and reserves the lighter "surface" for elevated
+            // controls (pills, cards).
+            containerColor = MaterialTheme.colorScheme.background,
+            // Material's default 80dp NavigationBar reserves a tall slot
+            // for labels we never render — clamp to 56dp + the gesture
+            // inset for a chrome height closer to the iOS tab bar.
+            modifier = Modifier.height(
+                56.dp + NavigationBarDefaults.windowInsets
+                    .asPaddingValues().calculateBottomPadding()
+            ),
             windowInsets = NavigationBarDefaults.windowInsets
         ) {
         visibleTabs.forEach { tab ->
@@ -92,7 +106,9 @@ fun WispBottomBar(
                 colors = NavigationBarItemDefaults.colors(
                     selectedIconColor = MaterialTheme.colorScheme.primary,
                     unselectedIconColor = MaterialTheme.colorScheme.onSurfaceVariant,
-                    indicatorColor = MaterialTheme.colorScheme.surfaceVariant
+                    // Drop the active-pill indicator — the orange tint on
+                    // the selected icon is enough signal (matches iOS).
+                    indicatorColor = Color.Transparent
                 ),
                 icon = {
                     val useBolt = com.wisp.app.ui.util.useBoltIcon()
@@ -129,13 +145,16 @@ fun WispBottomBar(
                             )
                         }
                         if (hasUnread) {
+                            // Notification dot uses iOS-standard badge red
+                            // (#FF3B30) instead of the primary accent so it
+                            // reads as "alert" rather than "branded highlight."
                             Box(
                                 modifier = Modifier
                                     .size(8.dp)
                                     .align(Alignment.TopEnd)
                                     .offset(x = 2.dp, y = (-2).dp)
                                     .background(
-                                        color = MaterialTheme.colorScheme.primary,
+                                        color = Color(0xFFFF3B30),
                                         shape = CircleShape
                                     )
                             )
diff --git a/app/src/main/kotlin/com/wisp/app/ui/component/PostCard.kt b/app/src/main/kotlin/com/wisp/app/ui/component/PostCard.kt
index abc708be..8967ed2a 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/component/PostCard.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/component/PostCard.kt
@@ -230,8 +230,12 @@ fun PostCard(
         }
     }
 
+    // Wrap content + divider so the divider can run full-width while the
+    // content keeps its 16dp horizontal padding. Tap-to-open lives on the
+    // content Column so the (tiny) divider area isn't tappable.
+    Column(modifier = modifier.fillMaxWidth()) {
     Column(
-        modifier = modifier
+        modifier = Modifier
             .fillMaxWidth()
             .then(if (onNoteClick != null) Modifier.pointerInput(onNoteClick) {
                 awaitEachGesture {
@@ -875,9 +879,13 @@ fun PostCard(
                 }
             }
         }
-        if (showDivider) {
-            HorizontalDivider(color = MaterialTheme.colorScheme.outline, thickness = 0.5.dp)
-        }
+    }
+    if (showDivider) {
+        // Full-bleed inter-post separator — sits outside the content
+        // Column's 16dp horizontal padding so it spans edge to edge,
+        // matching the iOS feed.
+        HorizontalDivider(color = MaterialTheme.colorScheme.outline, thickness = 0.5.dp)
+    }
     }
 }
 
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ArticleScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ArticleScreen.kt
index cdb3180c..3537fc4e 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ArticleScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ArticleScreen.kt
@@ -136,7 +136,7 @@ fun ArticleScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/BlossomServersScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/BlossomServersScreen.kt
index cc7f206d..3ab0ef9b 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/BlossomServersScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/BlossomServersScreen.kt
@@ -78,7 +78,7 @@ fun BlossomServersScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarkSetScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarkSetScreen.kt
index 8b68ffea..548d8b0a 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarkSetScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarkSetScreen.kt
@@ -103,7 +103,7 @@ fun BookmarkSetScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarksScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarksScreen.kt
index c8036449..98255f8a 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarksScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/BookmarksScreen.kt
@@ -71,7 +71,7 @@ fun BookmarksScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/CommunityScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/CommunityScreen.kt
index 958c8349..e146f1e1 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/CommunityScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/CommunityScreen.kt
@@ -77,7 +77,7 @@ fun CommunityScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ComposeScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ComposeScreen.kt
index 168c6235..b85cb7c5 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ComposeScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ComposeScreen.kt
@@ -303,7 +303,7 @@ fun ComposeScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
@@ -1267,6 +1267,11 @@ fun ComposeScreen(
                         }
                     }
                 } else {
+                    // Publish is disabled until the post has at least one
+                    // character of text OR at least one uploaded attachment.
+                    // Prevents accidental empty posts and matches the iOS
+                    // composer's send-button gating.
+                    val hasContent = content.text.isNotBlank() || uploadedUrls.isNotEmpty()
                     Button(
                         onClick = {
                             viewModel.publish(
@@ -1282,7 +1287,7 @@ fun ComposeScreen(
                                 resolvedEmojis = resolvedEmojis
                             )
                         },
-                        enabled = !publishing && !isMiningBusy,
+                        enabled = !publishing && !isMiningBusy && hasContent,
                         modifier = Modifier.fillMaxWidth().height(44.dp),
                         contentPadding = PaddingValues(0.dp)
                     ) {
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ContactPickerScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ContactPickerScreen.kt
index 4ab05a53..3893e622 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ContactPickerScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ContactPickerScreen.kt
@@ -87,7 +87,7 @@ fun ContactPickerScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         },
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/DmConversationScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/DmConversationScreen.kt
index 5c02d207..f1b5c0f6 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/DmConversationScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/DmConversationScreen.kt
@@ -279,7 +279,7 @@ fun DmConversationScreen(
                         }
                     },
                     colors = TopAppBarDefaults.topAppBarColors(
-                        containerColor = MaterialTheme.colorScheme.surface
+                        containerColor = MaterialTheme.colorScheme.background
                     )
                 )
 
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/DmListScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/DmListScreen.kt
index 80d26b6a..584e1542 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/DmListScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/DmListScreen.kt
@@ -121,7 +121,7 @@ fun DmListScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         },
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/DraftsScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/DraftsScreen.kt
index 1da50495..ed727d45 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/DraftsScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/DraftsScreen.kt
@@ -88,7 +88,7 @@ fun DraftsScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/FeedScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/FeedScreen.kt
index bd7ccefc..f62db203 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/FeedScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/FeedScreen.kt
@@ -15,6 +15,8 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.WindowInsets
+import androidx.compose.foundation.layout.asPaddingValues
+import androidx.compose.foundation.layout.statusBars
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
@@ -125,6 +127,7 @@ import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.automirrored.outlined.Article
 import androidx.compose.material.icons.outlined.CurrencyBitcoin
 import androidx.compose.material.icons.outlined.Dashboard
+import androidx.compose.material.icons.outlined.GridView
 import androidx.compose.material.icons.outlined.HowToVote
 import androidx.compose.material.icons.outlined.Photo
 import androidx.compose.material.icons.outlined.FavoriteBorder
@@ -749,6 +752,14 @@ fun FeedScreen(
             contentWindowInsets = WindowInsets(0, 0, 0, 0),
             topBar = {
                 CenterAlignedTopAppBar(
+                    // Material's default 64dp content + status-bar inset
+                    // pads a chunky gap below the icon row. Clamp to 48dp
+                    // + status-bar inset so the chrome lands closer to
+                    // the iOS navigation bar (~44dp content + safe-area).
+                    modifier = Modifier.height(
+                        48.dp + WindowInsets.statusBars
+                            .asPaddingValues().calculateTopPadding()
+                    ),
                     title = {
                                 Box {
                                     Surface(
@@ -867,7 +878,7 @@ fun FeedScreen(
                                 }
                     },
                     colors = TopAppBarDefaults.topAppBarColors(
-                        containerColor = MaterialTheme.colorScheme.surface
+                        containerColor = MaterialTheme.colorScheme.background
                     ),
                     navigationIcon = {
                         Row(verticalAlignment = Alignment.CenterVertically) {
@@ -888,7 +899,9 @@ fun FeedScreen(
                                 modifier = Modifier.size(36.dp)
                             ) {
                                 val (icon, tint) = when (contentFilter) {
-                                    FeedContentFilter.ALL -> Icons.Outlined.Dashboard to MaterialTheme.colorScheme.onSurfaceVariant
+                                    // GridView = 2x2 of equal squares (matches iOS).
+                                    // Dashboard was 1 large + 3 small panels.
+                                    FeedContentFilter.ALL -> Icons.Outlined.GridView to MaterialTheme.colorScheme.onSurfaceVariant
                                     FeedContentFilter.TEXT_ONLY -> Icons.AutoMirrored.Outlined.Article to MaterialTheme.colorScheme.primary
                                     FeedContentFilter.GALLERY_ONLY -> Icons.Outlined.Photo to MaterialTheme.colorScheme.primary
                                     FeedContentFilter.POLLS_ONLY -> Icons.Outlined.HowToVote to MaterialTheme.colorScheme.primary
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/GroupDetailScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/GroupDetailScreen.kt
index 1c2f9364..cbce428e 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/GroupDetailScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/GroupDetailScreen.kt
@@ -126,7 +126,7 @@ fun GroupDetailScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/GroupRoomScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/GroupRoomScreen.kt
index 33bc91e9..9137420f 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/GroupRoomScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/GroupRoomScreen.kt
@@ -398,7 +398,7 @@ fun GroupRoomScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/HashtagFeedScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/HashtagFeedScreen.kt
index fb9108ed..dbe58f2e 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/HashtagFeedScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/HashtagFeedScreen.kt
@@ -148,7 +148,7 @@ fun HashtagFeedScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/InterfaceScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/InterfaceScreen.kt
index 1739e902..110da1cb 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/InterfaceScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/InterfaceScreen.kt
@@ -132,7 +132,7 @@ fun InterfaceScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ListScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ListScreen.kt
index 93da2e15..e647b185 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ListScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ListScreen.kt
@@ -190,7 +190,7 @@ fun ListScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ListsHubScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ListsHubScreen.kt
index 2d9e8263..06805f92 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ListsHubScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ListsHubScreen.kt
@@ -133,7 +133,7 @@ fun ListsHubScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         },
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/LiveStreamScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/LiveStreamScreen.kt
index 2fde73b1..4e2f5d85 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/LiveStreamScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/LiveStreamScreen.kt
@@ -174,7 +174,7 @@ fun LiveStreamScreen(
                 }
             },
             colors = TopAppBarDefaults.topAppBarColors(
-                containerColor = MaterialTheme.colorScheme.surface
+                containerColor = MaterialTheme.colorScheme.background
             )
         )
 
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/NotificationsScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/NotificationsScreen.kt
index 98372d50..5ed61e69 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/NotificationsScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/NotificationsScreen.kt
@@ -342,7 +342,7 @@ fun NotificationsScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/PowSettingsScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/PowSettingsScreen.kt
index fcc61ced..c004ec44 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/PowSettingsScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/PowSettingsScreen.kt
@@ -60,7 +60,7 @@ fun PowSettingsScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ProfileEditScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ProfileEditScreen.kt
index 2564973f..7a9f2056 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ProfileEditScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ProfileEditScreen.kt
@@ -100,7 +100,7 @@ fun ProfileEditScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayDetailScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayDetailScreen.kt
index 56135bbc..9f0200d5 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayDetailScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayDetailScreen.kt
@@ -111,7 +111,7 @@ fun RelayDetailScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayHealthScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayHealthScreen.kt
index dc0c20bd..3ecfa9a0 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayHealthScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayHealthScreen.kt
@@ -71,7 +71,7 @@ fun RelayHealthScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayScreen.kt
index df0a5644..acc081e3 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/RelayScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/RelayScreen.kt
@@ -73,7 +73,7 @@ fun RelayScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/SafetyScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/SafetyScreen.kt
index 8ad24485..a8f2ab3d 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/SafetyScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/SafetyScreen.kt
@@ -76,7 +76,7 @@ fun SafetyScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/SocialGraphScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/SocialGraphScreen.kt
index bf751c06..4422ebe6 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/SocialGraphScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/SocialGraphScreen.kt
@@ -146,7 +146,7 @@ fun SocialGraphScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/ThreadScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/ThreadScreen.kt
index ce55063f..ec6aa57d 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/ThreadScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/ThreadScreen.kt
@@ -20,8 +20,10 @@ import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
 import androidx.compose.material.icons.filled.KeyboardArrowDown
 import androidx.compose.material.icons.filled.KeyboardArrowUp
+import androidx.compose.material.icons.outlined.Edit
 import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
@@ -29,6 +31,9 @@ import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextButton
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.ui.res.stringResource
 import com.wisp.app.R
 import androidx.compose.material3.TopAppBar
@@ -49,6 +54,9 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.drawBehind
 import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.geometry.Size
+import androidx.compose.ui.graphics.StrokeCap
+import androidx.compose.ui.graphics.drawscope.Stroke
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.res.painterResource
@@ -211,6 +219,10 @@ fun ThreadScreen(
         Toast.makeText(zapDisabledContext, zapDisabledMessage, Toast.LENGTH_SHORT).show()
     }
 
+    // iOS-parity sticky composer at the bottom of the thread — tap opens
+    // compose with the thread's focal as the reply parent. Disabled until
+    // the focal has loaded (flatThread populated).
+    val focalEvent = flatThread.firstOrNull()?.first
     Scaffold(
         contentWindowInsets = WindowInsets(0, 0, 0, 0),
         topBar = {
@@ -222,9 +234,15 @@ fun ThreadScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
+        },
+        bottomBar = {
+            ThreadReplyBar(
+                enabled = focalEvent != null,
+                onClick = { focalEvent?.let { onReply(it) } }
+            )
         }
     ) { padding ->
         if (isLoading && flatThread.isEmpty()) {
@@ -281,23 +299,59 @@ fun ThreadScreen(
                         val userZapPollVote = remember(pollVoteVersion, event.id) {
                             if (event.kind == 6969) eventRepo.getUserZapPollVote(event.id) else null
                         }
-                        val indentDp = 12
-                        val clampedDepth = min(depth, 8)
-                        val lineColor = MaterialTheme.colorScheme.outlineVariant.copy(alpha = 0.45f)
+                        // iOS-parity depth connector (matches
+                        // ThreadView.swift's ReplyConnectorShape +
+                        // indentationWidth). Each non-root reply:
+                        //   • indents by `depth * 12dp` (capped at 5)
+                        //   • draws a single L on its left: vertical from
+                        //     top → (bottom − r), 8dp rounded fillet,
+                        //     horizontal from arc end → right edge
+                        //   • the connector itself sits 8dp LEFT of the
+                        //     post's content column so the curve hooks
+                        //     cleanly into the row.
+                        val indentStepDp = 12.dp
+                        val clampedDepth = min(depth, 5)
+                        val cornerRadiusDp = 8.dp
+                        val lineColor = MaterialTheme.colorScheme.outlineVariant.copy(alpha = 0.5f)
+                        val showConnector = depth > 0
                         Box(
                             modifier = Modifier
                                 .fillMaxWidth()
                                 .drawBehind {
-                                    val indentPx = indentDp.dp.toPx()
-                                    for (level in 0 until clampedDepth) {
-                                        val x = level * indentPx + indentPx / 2f
-                                        drawLine(
-                                            color = lineColor,
-                                            start = Offset(x, 0f),
-                                            end = Offset(x, size.height),
-                                            strokeWidth = 1.5.dp.toPx()
-                                        )
-                                    }
+                                    if (!showConnector) return@drawBehind
+                                    // Vertical sits at the connector's left
+                                    // edge — `clampedDepth*12 − 8 + 1` from
+                                    // screen, matching the iOS
+                                    // `.padding(.leading, depth*12 − 8)`
+                                    // and `x = 1` inside the shape.
+                                    val lineX = (clampedDepth * indentStepDp.toPx()) - 8.dp.toPx() + 1.dp.toPx()
+                                    val r = cornerRadiusDp.toPx()
+                                    val strokePx = 1.dp.toPx()
+                                    drawLine(
+                                        color = lineColor,
+                                        start = Offset(lineX, 0f),
+                                        end = Offset(lineX, size.height - r),
+                                        strokeWidth = strokePx
+                                    )
+                                    drawArc(
+                                        color = lineColor,
+                                        startAngle = 90f,
+                                        sweepAngle = 90f,
+                                        useCenter = false,
+                                        topLeft = Offset(lineX, size.height - 2f * r),
+                                        size = Size(2f * r, 2f * r),
+                                        style = Stroke(width = strokePx, cap = StrokeCap.Round)
+                                    )
+                                    // Horizontal divider from arc end → right
+                                    // edge. PostCard's full-width divider is
+                                    // suppressed (`showDivider = false`) so
+                                    // no line renders LEFT of the curve.
+                                    drawLine(
+                                        color = lineColor,
+                                        start = Offset(lineX + r, size.height),
+                                        end = Offset(size.width, size.height),
+                                        strokeWidth = strokePx
+                                    )
                                 }
                         ) {
                             if (isGalleryEvent(event)) {
@@ -343,7 +397,8 @@ fun ThreadScreen(
                                     nip05Repo = nip05Repo,
                                     onQuotedNoteClick = onQuotedNoteClick,
                                     noteActions = noteActions,
-                                    modifier = Modifier.padding(start = (clampedDepth * indentDp).dp)
+                                    showDivider = !showConnector,
+                                    modifier = Modifier.padding(start = (clampedDepth * indentStepDp.value).dp)
                                 )
                             } else {
                                 PostCard(
@@ -402,7 +457,8 @@ fun ThreadScreen(
                                     zapPollTotalSats = zapPollTotalSats,
                                     userZapPollVote = userZapPollVote,
                                     onZapPollVote = { idx -> onZapPollVote(event.id, idx) },
-                                    modifier = Modifier.padding(start = (clampedDepth * indentDp).dp)
+                                    showDivider = !showConnector,
+                                    modifier = Modifier.padding(start = (clampedDepth * indentStepDp.value).dp)
                                 )
                             }
                         }
@@ -609,3 +665,61 @@ private fun SpamToggle(count: Int, expanded: Boolean, onToggle: () -> Unit) {
     }
 }
 
+/**
+ * Sticky reply composer at the bottom of the thread view — iOS parity
+ * (see `wisp-ios/wisp/ThreadView.swift::composer`).
+ *
+ * A thin divider runs the full width above a tap-to-compose pill: a
+ * surfaceVariant-tinted rounded rect with "Reply…" placeholder text on
+ * the left and an orange edit icon on the right. The whole pill is the
+ * tap target; iOS uses `square.and.pencil` here so we use
+ * `Icons.Outlined.Edit` (the closest Material equivalent).
+ */
+@Composable
+private fun ThreadReplyBar(
+    enabled: Boolean,
+    onClick: () -> Unit
+) {
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .background(MaterialTheme.colorScheme.background)
+    ) {
+        HorizontalDivider(
+            color = MaterialTheme.colorScheme.outlineVariant.copy(alpha = 0.5f),
+            thickness = 0.5.dp
+        )
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 12.dp, vertical = 8.dp)
+        ) {
+            Surface(
+                color = MaterialTheme.colorScheme.surfaceVariant.copy(alpha = 0.5f),
+                shape = RoundedCornerShape(18.dp),
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .clickable(enabled = enabled, onClick = onClick)
+            ) {
+                Row(
+                    verticalAlignment = Alignment.CenterVertically,
+                    modifier = Modifier.padding(horizontal = 14.dp, vertical = 10.dp)
+                ) {
+                    Text(
+                        text = "Reply…",
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant
+                    )
+                    Spacer(modifier = Modifier.weight(1f))
+                    Icon(
+                        imageVector = Icons.Outlined.Edit,
+                        contentDescription = "Reply",
+                        tint = MaterialTheme.colorScheme.primary,
+                        modifier = Modifier.size(16.dp)
+                    )
+                }
+            }
+        }
+    }
+}
+
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/UserProfileScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/UserProfileScreen.kt
index 0641de9d..ee8ccf25 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/UserProfileScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/UserProfileScreen.kt
@@ -519,7 +519,7 @@ fun UserProfileScreen(
                     }
                 },
                 colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surface
+                    containerColor = MaterialTheme.colorScheme.background
                 )
             )
         }
@@ -643,7 +643,10 @@ fun UserProfileScreen(
             }
 
             stickyHeader {
-                val surfaceColor = MaterialTheme.colorScheme.surface
+                // Tab strip uses `background` (true near-black) instead of
+                // `surface` so the chrome reads as part of the body and
+                // doesn't stack two distinct grey tiers — matches iOS.
+                val surfaceColor = MaterialTheme.colorScheme.background
                 Column {
                     Box(
                         modifier = Modifier.background(surfaceColor).drawWithContent {
@@ -689,7 +692,9 @@ fun UserProfileScreen(
                                 Box(
                                     contentAlignment = Alignment.Center,
                                     modifier = Modifier
-                                        .height(34.dp)
+                                        // 28dp (was 34) — matches iOS tighter
+                                        // tab row over the profile header.
+                                        .height(28.dp)
                                         .clickable { selectedTab = index }
                                         .padding(horizontal = 10.dp)
                                 ) {
@@ -703,7 +708,7 @@ fun UserProfileScreen(
                             }
                         }
                     }
-                    Spacer(Modifier.height(12.dp))
+                    Spacer(Modifier.height(6.dp))
                 }
             }
 
diff --git a/app/src/main/kotlin/com/wisp/app/ui/screen/WalletScreen.kt b/app/src/main/kotlin/com/wisp/app/ui/screen/WalletScreen.kt
index 4a7fe06a..52ae009f 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/screen/WalletScreen.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/screen/WalletScreen.kt
@@ -197,7 +197,7 @@ fun WalletScreen(
                         }
                     },
                     colors = TopAppBarDefaults.topAppBarColors(
-                        containerColor = MaterialTheme.colorScheme.surface
+                        containerColor = MaterialTheme.colorScheme.background
                     )
                 )
             }
diff --git a/app/src/main/kotlin/com/wisp/app/ui/theme/Theme.kt b/app/src/main/kotlin/com/wisp/app/ui/theme/Theme.kt
index 2ce58a40..2117ddc4 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/theme/Theme.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/theme/Theme.kt
@@ -98,6 +98,13 @@ fun WispTheme(
     val primaryContainerDark = remember(primary) { darkenColor(primary, 0.6f) }
     val primaryContainerLight = remember(primary) { lightenColor(primary, 0.7f) }
 
+    // iOS systemRed (#FF3B30) for destructive / error UI. Material 3's
+    // default `error` renders pinkish in dark mode (`#F2B8B5`) and a
+    // muted brick red in light mode (`#B3261E`); both read "off" next
+    // to the iOS counterpart. Setting `error` explicitly propagates to
+    // every `MaterialTheme.colorScheme.error` consumer (logout, alerts,
+    // destructive labels).
+    val iosRed = Color(0xFFFF3B30)
     val colorScheme = if (isDarkTheme) {
         if (isCustomTheme) {
             darkColorScheme(
@@ -106,13 +113,15 @@ fun WispTheme(
                 primaryContainer = primaryContainerDark,
                 onPrimaryContainer = lightenColor(accentColor, 0.5f),
                 secondary = secondary,
-                background = Color(0xFF131215),
-                surface = Color(0xFF1F1E21),
-                surfaceVariant = Color(0xFF2B2A2E),
+                background = Color(0xFF0A0A0B),
+                surface = Color(0xFF1C1C1E),
+                surfaceVariant = Color(0xFF2C2C2E),
                 onBackground = Color(0xFFE0E0E0),
                 onSurface = Color(0xFFE0E0E0),
                 onSurfaceVariant = Color(0xFF9998A0),
-                outline = Color(0xFF343338)
+                outline = Color(0xFF38383A),
+                error = iosRed,
+                onError = Color.White
             )
         } else {
             val colors = themePreset.dark
@@ -129,7 +138,9 @@ fun WispTheme(
                 onBackground = colors.onBackground,
                 onSurface = colors.onSurface,
                 onSurfaceVariant = colors.onSurfaceVariant,
-                outline = colors.outline
+                outline = colors.outline,
+                error = iosRed,
+                onError = Color.White
             )
         }
     } else {
@@ -146,7 +157,9 @@ fun WispTheme(
                 onBackground = Color(0xFF1C1B1F),
                 onSurface = Color(0xFF1C1B1F),
                 onSurfaceVariant = Color(0xFF6B6B6B),
-                outline = Color(0xFFCCCCCC)
+                outline = Color(0xFFCCCCCC),
+                error = iosRed,
+                onError = Color.White
             )
         } else {
             val colors = themePreset.light
@@ -163,7 +176,9 @@ fun WispTheme(
                 onBackground = colors.onBackground,
                 onSurface = colors.onSurface,
                 onSurfaceVariant = colors.onSurfaceVariant,
-                outline = colors.outline
+                outline = colors.outline,
+                error = iosRed,
+                onError = Color.White
             )
         }
     }
@@ -171,7 +186,7 @@ fun WispTheme(
     val wispColors = if (isDarkTheme) {
         if (isCustomTheme) {
             WispColors(
-                backgroundColor = Color(0xFF131215),
+                backgroundColor = Color(0xFF0A0A0B),
                 zapColor = accentColor,
                 repostColor = Color(0xFF4CAF50),
                 bookmarkColor = accentColor,
diff --git a/app/src/main/kotlin/com/wisp/app/ui/theme/Themes.kt b/app/src/main/kotlin/com/wisp/app/ui/theme/Themes.kt
index 900d5de2..605baf29 100644
--- a/app/src/main/kotlin/com/wisp/app/ui/theme/Themes.kt
+++ b/app/src/main/kotlin/com/wisp/app/ui/theme/Themes.kt
@@ -10,13 +10,13 @@ object Themes {
             dark = ThemeColors(
                 primary = Color(0xFFFF9800),
                 secondary = Color(0xFFFFB74D),
-                background = Color(0xFF131215),
-                surface = Color(0xFF1F1E21),
-                surfaceVariant = Color(0xFF2B2A2E),
+                background = Color(0xFF0A0A0B),
+                surface = Color(0xFF1C1C1E),
+                surfaceVariant = Color(0xFF2C2C2E),
                 onBackground = Color(0xFFE0E0E0),
                 onSurface = Color(0xFFE0E0E0),
                 onSurfaceVariant = Color(0xFF9998A0),
-                outline = Color(0xFF343338),
+                outline = Color(0xFF38383A),
                 zapColor = Color(0xFFFF9800),
                 repostColor = Color(0xFF4CAF50),
                 bookmarkColor = Color(0xFFFF9800),
diff --git a/app/src/main/kotlin/com/wisp/app/viewmodel/ThreadViewModel.kt b/app/src/main/kotlin/com/wisp/app/viewmodel/ThreadViewModel.kt
index bf822f60..d1b62b4d 100644
--- a/app/src/main/kotlin/com/wisp/app/viewmodel/ThreadViewModel.kt
+++ b/app/src/main/kotlin/com/wisp/app/viewmodel/ThreadViewModel.kt
@@ -466,16 +466,14 @@ class ThreadViewModel : ViewModel() {
             scoreAuthorsAsync(pubkeysToScore)
         }
 
-        val myPubkey = currentUserPubkey
+        // Sort children by createdAt (oldest first), matching iOS
+        // `ThreadViewModel.buildNestedReplies`. Previously the user's own
+        // replies were bubbled to the top within each level — that's
+        // useful in some clients but diverges from iOS, so threads showed
+        // different orderings across platforms.
         for (children in parentToChildren.values) {
             children.sortWith(Comparator { a, b ->
-                val aIsOwn = myPubkey != null && a.pubkey == myPubkey
-                val bIsOwn = myPubkey != null && b.pubkey == myPubkey
-                if (aIsOwn != bIsOwn) {
-                    if (aIsOwn) -1 else 1
-                } else {
-                    a.created_at.compareTo(b.created_at)
-                }
+                a.created_at.compareTo(b.created_at)
             })
         }