diff --git a/app/src/main/java/com/aiosman/ravenow/ui/account/edit2.kt b/app/src/main/java/com/aiosman/ravenow/ui/account/edit2.kt
index 6d99c70..856abb9 100644
--- a/app/src/main/java/com/aiosman/ravenow/ui/account/edit2.kt
+++ b/app/src/main/java/com/aiosman/ravenow/ui/account/edit2.kt
@@ -70,6 +70,8 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.draw.shadow
 import androidx.compose.ui.graphics.Brush
 import androidx.compose.ui.graphics.SolidColor
+import androidx.compose.ui.focus.onFocusChanged
+import androidx.compose.ui.text.TextLayoutResult
 import com.aiosman.ravenow.ConstVars
 import com.aiosman.ravenow.ui.composables.pickupAndCompressLauncher
 import android.widget.Toast
@@ -407,7 +409,7 @@ fun AccountEditScreen2(onUpdateBanner: ((Uri, File, Context) -> Unit)? = null,)
                         ProfileInfoCard(
                             label = stringResource(R.string.personal_intro),
                             value = model.bio,
-                            placeholder = stringResource(R.string.bio_placeholder),
+                            placeholder = "",
                             onValueChange = { onBioChange(it) },
                             isMultiline = true
                         )
@@ -564,20 +566,30 @@ fun ProfileInfoCard(
     isMultiline: Boolean = false
 ) {
     val appColors = LocalAppTheme.current
+    var isFocused by remember { mutableStateOf(false) }
+    var lineCount by remember { mutableStateOf(1) }
+    
+    // 根据行数决定对齐方式：单行时居中，多行时顶部对齐
+    val verticalAlignment = if (isMultiline) {
+        if (lineCount <= 1) Alignment.CenterVertically else Alignment.Top
+    } else {
+        Alignment.CenterVertically
+    }
+    
     Box(
         modifier = Modifier
             .fillMaxWidth()
             .height(if (isMultiline) 66.dp else 56.dp) // 昵称框高度56dp，个人简介66dp
             .clip(RoundedCornerShape(16.dp))
             .background(appColors.secondaryBackground),
-        contentAlignment = if (isMultiline) Alignment.TopStart else Alignment.CenterStart
+        contentAlignment = if (isMultiline && lineCount > 1) Alignment.TopStart else Alignment.CenterStart
     ) {
         Row(
             modifier = Modifier
                 .fillMaxWidth()
                 .padding(horizontal = 16.dp)
-                .padding(vertical = if (isMultiline) 11.dp else 0.dp),
-            verticalAlignment = if (isMultiline) Alignment.Top else Alignment.CenterVertically
+                .padding(vertical = if (isMultiline && lineCount > 1) 11.dp else 0.dp),
+            verticalAlignment = verticalAlignment
         ) {
             // 标签
             Box(
@@ -600,10 +612,26 @@ fun ProfileInfoCard(
             Box(
                 modifier = Modifier.weight(1f)
             ) {
-                if (value.isEmpty()) {
+                // 对于个人简介（isMultiline = true），当值为空且没有焦点时显示图标
+                if (value.isEmpty() && isMultiline && !isFocused) {
+                    Box(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .height(44.dp),
+                        contentAlignment = Alignment.CenterStart
+                    ) {
+                        Icon(
+                            painter = painterResource(id = R.mipmap.icons_infor_edit),
+                            contentDescription = null,
+                            modifier = Modifier.size(16.dp),
+                            tint = appColors.secondaryText
+                        )
+                    }
+                } else if (value.isEmpty() && !isMultiline && placeholder.isNotEmpty()) {
+                    // 对于非多行输入框，仍然显示 placeholder 文字
                     Text(
                         text = placeholder,
-                        fontSize = if (isMultiline) 15.sp else 17.sp,
+                        fontSize = 17.sp,
                         fontWeight = FontWeight.Normal,
                         color = appColors.secondaryText,
                         modifier = Modifier.fillMaxWidth()
@@ -613,7 +641,11 @@ fun ProfileInfoCard(
                 BasicTextField(
                     value = value,
                     onValueChange = onValueChange,
-                    modifier = Modifier.fillMaxWidth(),
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .onFocusChanged { focusState ->
+                            isFocused = focusState.isFocused
+                        },
                     textStyle = androidx.compose.ui.text.TextStyle(
                         fontSize = if (isMultiline) 15.sp else 17.sp,
                         fontWeight = FontWeight.Normal,
@@ -621,7 +653,12 @@ fun ProfileInfoCard(
                     ),
                     cursorBrush = SolidColor(appColors.text),
                     maxLines = if (isMultiline) Int.MAX_VALUE else 1,
-                    singleLine = !isMultiline
+                    singleLine = !isMultiline,
+                    onTextLayout = { textLayoutResult: TextLayoutResult ->
+                        if (isMultiline) {
+                            lineCount = textLayoutResult.lineCount
+                        }
+                    }
                 )
             }
         }
diff --git a/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/tabs/recommend/VideoRecommendationItem.kt b/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/tabs/recommend/VideoRecommendationItem.kt
index 310fd82..cc663bd 100644
--- a/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/tabs/recommend/VideoRecommendationItem.kt
+++ b/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/tabs/recommend/VideoRecommendationItem.kt
@@ -16,10 +16,7 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.PlayArrow
 import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.Icon
 import androidx.compose.material3.ModalBottomSheet
 import androidx.compose.material3.Text
 import androidx.compose.material3.rememberModalBottomSheetState
@@ -35,6 +32,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.foundation.gestures.detectTapGestures
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.graphics.toArgb
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.layout.ContentScale
@@ -99,6 +97,7 @@ fun VideoRecommendationItem(
         skipPartiallyExpanded = true
     )
     var pauseIconVisibleState by remember { mutableStateOf(false) }
+    var shouldResumeAfterLifecyclePause by remember { mutableStateOf(false) }
     // 防抖：记录上次双击时间，防止快速重复双击
     val lastDoubleTapTime = remember { mutableStateOf(0L) }
     val doubleTapDebounceTime = 500L // 500ms 防抖时间
@@ -202,13 +201,13 @@ fun VideoRecommendationItem(
             )
             
             if (pauseIconVisibleState) {
-                Icon(
-                    imageVector = Icons.Default.PlayArrow,
+                Image(
+                    painter = painterResource(R.mipmap.dt_ts_sp_bf_btn),
                     contentDescription = null,
                     modifier = Modifier
                         .align(Alignment.Center)
                         .size(80.dp),
-                    tint = Color.White
+                    colorFilter = ColorFilter.tint(Color.White)
                 )
             }
         }
@@ -341,10 +340,12 @@ fun VideoRecommendationItem(
         val observer = LifecycleEventObserver { _, event ->
             when (event) {
                 Lifecycle.Event.ON_PAUSE -> {
+                    shouldResumeAfterLifecyclePause = exoPlayer.isPlaying && !pauseIconVisibleState
                     exoPlayer.pause()
                 }
                 Lifecycle.Event.ON_RESUME -> {
-                    if (isVisible) {
+                    if (isVisible && shouldResumeAfterLifecyclePause) {
+                        pauseIconVisibleState = false
                         exoPlayer.play()
                     }
                 }
@@ -420,3 +421,4 @@ private fun VideoBtn(
         )
     }
 }
+
diff --git a/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/shorts/ShortViewCompose.kt b/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/shorts/ShortViewCompose.kt
index 6b4c093..21375d6 100644
--- a/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/shorts/ShortViewCompose.kt
+++ b/app/src/main/java/com/aiosman/ravenow/ui/index/tabs/shorts/ShortViewCompose.kt
@@ -26,10 +26,7 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.ui.graphics.RectangleShape
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.PlayArrow
 import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.Icon
 import androidx.compose.material3.ModalBottomSheet
 import androidx.compose.material3.Text
 import androidx.compose.material3.rememberModalBottomSheetState
@@ -321,9 +318,9 @@ private fun SingleVideoItemContent(
     isPageVisible: Boolean = true
 ) {
     // 将暂停状态移到每个视频项内部，使用 remember 保存，避免在点赞/关注时被重置
-    val pauseIconVisibleState = remember(pager) {
-        mutableStateOf(false)
-    }
+    val pauseIconVisibleState = remember(pager) { mutableStateOf(false) }
+    // 记录进入后台前是否在播放，用于决定是否需要自动恢复播放
+    val shouldResumeAfterLifecyclePause = remember(pager) { mutableStateOf(false) }
     
     // 当页面切换时，重置暂停状态
     LaunchedEffect(pager, pagerState.currentPage) {
@@ -343,6 +340,7 @@ private fun SingleVideoItemContent(
             pagerState = pagerState,
             pager = pager,
             pauseIconVisibleState = pauseIconVisibleState,
+            shouldResumeAfterLifecyclePause = shouldResumeAfterLifecyclePause,
             onLikeClick = onLikeClick,
             onCommentClick = onCommentClick,
             onCommentAdded = onCommentAdded,
@@ -375,6 +373,7 @@ fun VideoPlayer(
     pagerState: PagerState,
     pager: Int,
     pauseIconVisibleState: MutableState<Boolean>,
+    shouldResumeAfterLifecyclePause: MutableState<Boolean>,
     onLikeClick: ((MomentEntity) -> Unit)? = null,
     onCommentClick: ((MomentEntity) -> Unit)? = null,
     onCommentAdded: ((MomentEntity) -> Unit)? = null,
@@ -507,8 +506,8 @@ fun VideoPlayer(
         }
 
         if (pauseIconVisibleState.value) {
-            Icon(
-                imageVector = Icons.Default.PlayArrow,
+            Image(
+                painter = painterResource(R.mipmap.dt_ts_sp_bf_btn),
                 contentDescription = null,
                 modifier = Modifier
                     .align(Alignment.Center)
@@ -535,15 +534,21 @@ fun VideoPlayer(
                 when (event) {
                     Lifecycle.Event.ON_PAUSE -> {
                         // 应用进入后台时暂停
+                        shouldResumeAfterLifecyclePause.value = exoPlayer.isPlaying && !pauseIconVisibleState.value
                         exoPlayer.playWhenReady = false
                         exoPlayer.pause()
                     }
 
                     Lifecycle.Event.ON_RESUME -> {
                         // 返回前台且为当前页面时恢复播放
-                        if (pager == pagerState.currentPage) {
+                        if (
+                            pager == pagerState.currentPage &&
+                            isPageVisible &&
+                            shouldResumeAfterLifecyclePause.value
+                        ) {
                             exoPlayer.playWhenReady = true
                             exoPlayer.play()
+                            pauseIconVisibleState.value = false
                         }
                     }
 
diff --git a/app/src/main/res/mipmap-hdpi/dt_ts_sp_bf_btn.png b/app/src/main/res/mipmap-hdpi/dt_ts_sp_bf_btn.png
new file mode 100644
index 0000000..d80d3bd
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/dt_ts_sp_bf_btn.png differ
diff --git a/app/src/main/res/mipmap-mdpi/dt_ts_sp_bf_btn.png b/app/src/main/res/mipmap-mdpi/dt_ts_sp_bf_btn.png
new file mode 100644
index 0000000..d02bf7e
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/dt_ts_sp_bf_btn.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/dt_ts_sp_bf_btn.png b/app/src/main/res/mipmap-xhdpi/dt_ts_sp_bf_btn.png
new file mode 100644
index 0000000..7be2a34
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/dt_ts_sp_bf_btn.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/dt_ts_sp_bf_btn.png b/app/src/main/res/mipmap-xxhdpi/dt_ts_sp_bf_btn.png
new file mode 100644
index 0000000..21ae51d
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/dt_ts_sp_bf_btn.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/dt_ts_sp_bf_btn.png b/app/src/main/res/mipmap-xxxhdpi/dt_ts_sp_bf_btn.png
new file mode 100644
index 0000000..ce4521f
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/dt_ts_sp_bf_btn.png differ
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 9d906a8..e756bb2 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -334,7 +334,6 @@
     <string name="error_bio_too_long">自己紹介の長さは100文字を超えることはできません</string>
     <string name="error_load_profile_failed">ユーザープロフィールの読み込みに失敗しました。もう一度お試しください</string>
     <string name="nickname_placeholder">ニックネームを入力</string>
-    <string name="bio_placeholder">私の世界へようこそ。魔法について何かお見せします</string>
     <string name="save">保存</string>
     <string name="choose_mbti">MBTIを選択</string>
     <string name="mbti_description">MBTIは心理学理論に基づく人格評価ツールです。人々がエネルギーを獲得する方法（内向-外向）、情報を収集する方法（感覚-直感）、意思決定を行う方法（思考-感情）、生活様式（判断-知覚）の好みを理解することで、人格タイプを16種類に分類します。</string>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index d66c4eb..f8b5e68 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -326,7 +326,6 @@
     <string name="error_load_profile_failed">加载用户资料失败，请重试</string>
     <string name="network_error_check_network">网络错误，请检查网络</string>
     <string name="nickname_placeholder">请输入昵称</string>
-    <string name="bio_placeholder">欢迎来到我的世界，我会向你展示一些关于魔法的内容</string>
     <string name="save">保存</string>
     <string name="choose_mbti">选择 MBTI</string>
     <string name="mbti_description">MBTI是基于心理学理论的人格测评工具。了解人们获取能量方式(内向-外向)、收集信息方式(感觉-直觉)、做决策方式(思维-情感)、生活方式(判断-知觉)的偏好,将人格类型分为16种。</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d62e13d..b8db9da 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -334,7 +334,6 @@
     <string name="error_load_profile_failed">Failed to load user profile, please try again</string>
     <string name="network_error_check_network">Network error, please check your network</string>
     <string name="nickname_placeholder">Value</string>
-    <string name="bio_placeholder">Welcome to my fantiac word i will show you something about magic</string>
     <string name="save">Save</string>
     <string name="choose_mbti">Choose MBTI</string>
     <string name="mbti_description">MBTI is a personality assessment tool based on psychological theory. By understanding people\'s preferences in how they acquire energy (introversion-extraversion), collect information (sensing-intuition), make decisions (thinking-feeling), and live their lives (judging-perceiving), personality types are divided into 16 kinds.</string>