diff --git a/app/src/main/java/top/yeij/cyrene/ui/screens/chat/ChatScreen.kt b/app/src/main/java/top/yeij/cyrene/ui/screens/chat/ChatScreen.kt
index 9f3ac46..e36242d 100644
--- a/app/src/main/java/top/yeij/cyrene/ui/screens/chat/ChatScreen.kt
+++ b/app/src/main/java/top/yeij/cyrene/ui/screens/chat/ChatScreen.kt
@@ -162,72 +162,67 @@ fun ChatScreen(
         else -> CyreneStatus.OFFLINE
     }
 
-    // Input area overlaid at bottom, with IME padding so only input moves up
-    Box(
+    // Single column layout: everything flows together and IME shrinks the whole view
+    Column(
         modifier = Modifier
             .fillMaxSize()
-            .statusBarsPadding(),
+            .statusBarsPadding()
+            .imePadding(),
     ) {
-        Column(modifier = Modifier.fillMaxSize()) {
-            // Top status bar
-            Row(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 16.dp, vertical = 8.dp),
-                verticalAlignment = Alignment.CenterVertically,
-            ) {
-                StatusIndicator(status = status)
-            }
+        // Top status bar
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 16.dp, vertical = 8.dp),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            StatusIndicator(status = status)
+        }
 
-            // Messages area (fills space above input area)
-            PullToRefreshBox(
-                isRefreshing = isRefreshing,
-                onRefresh = { viewModel.refreshMessages() },
-                modifier = Modifier
-                    .weight(1f)
-                    .padding(bottom = 96.dp), // Reserve space for floating input bar
-            ) {
-                if (messages.isEmpty() && !isStreaming) {
-                    Box(
-                        modifier = Modifier.fillMaxSize(),
-                        contentAlignment = Alignment.Center,
-                    ) {
-                        Text(
-                            text = "开始和昔涟对话吧",
-                            style = MaterialTheme.typography.bodyLarge,
-                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+        // Messages area (fills remaining space, shrinks with IME)
+        PullToRefreshBox(
+            isRefreshing = isRefreshing,
+            onRefresh = { viewModel.refreshMessages() },
+            modifier = Modifier.weight(1f),
+        ) {
+            if (messages.isEmpty() && !isStreaming) {
+                Box(
+                    modifier = Modifier.fillMaxSize(),
+                    contentAlignment = Alignment.Center,
+                ) {
+                    Text(
+                        text = "开始和昔涟对话吧",
+                        style = MaterialTheme.typography.bodyLarge,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                }
+            } else {
+                LazyColumn(
+                    modifier = Modifier.fillMaxSize(),
+                    state = listState,
+                    reverseLayout = true,
+                ) {
+                    itemsIndexed(messages, key = { _, msg -> msg.id }) { index, message ->
+                        AnimatedChatBubble(
+                            message = message,
+                            animIndex = index.coerceAtMost(20),
                         )
                     }
-                } else {
-                    LazyColumn(
-                        modifier = Modifier.fillMaxSize(),
-                        state = listState,
-                        reverseLayout = true,
-                    ) {
-                        itemsIndexed(messages, key = { _, msg -> msg.id }) { index, message ->
-                            AnimatedChatBubble(
-                                message = message,
-                                animIndex = index.coerceAtMost(20),
-                            )
-                        }
-                        if (isStreaming) {
-                            item(key = "typing_indicator") {
-                                TypingIndicator()
-                            }
+                    if (isStreaming) {
+                        item(key = "typing_indicator") {
+                            TypingIndicator()
                         }
                     }
                 }
             }
         }
 
-        // Input area at bottom, moved up by IME
+        // Input area at bottom, in flow (not overlaid)
         Column(
             modifier = Modifier
-                .align(Alignment.BottomCenter)
                 .fillMaxWidth()
                 .background(MaterialTheme.colorScheme.surface)
-                .navigationBarsPadding()
-                .imePadding(),
+                .navigationBarsPadding(),
         ) {
             // "昔涟正在输入..." indicator
             if (isStreaming) {