diff --git a/README.md b/README.md
index 3ee09c7..a3618db 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ Android APK：
 - 已生成 Android debug APK：`android/app/build/outputs/apk/debug/app-debug.apk`
 - 已生成 Android signed release APK：`android/app/build/outputs/apk/release/app-release.apk`
 - `npm run apk:release` 还会额外产出带版本号的文件：`android/app/build/outputs/apk/release/boss-android-v{versionName}-release.apk`
-- 当前最新 release 构建版本：`2.5.2`（`versionCode=15`）
+- 当前最新 release 构建版本：`2.5.3`（`versionCode=16`）
 - 当前 APK 已切到原生 Android 客户端：`MainActivity + BossApiClient + 原生 XML 布局`
 - 当前原生活动页已经覆盖：会话首页、项目详情、项目目标、版本记录、会话信息、群资料、发起群聊、消息转发、线程详情、设备详情、添加设备、账号与安全、设置、AI 账号、技能、运维中心、关于
 - 当前原生一级体验已回退到微信式交互：`会话 / 设备 / 我的` 固定底部 tab，会话首页是简单聊天列表，`主 Agent / 审计对话` 以普通置顶会话样式排在最前；项目详情页是聊天优先，只保留 `项目目标 / 版本记录` 两个轻入口
@@ -112,6 +112,7 @@ Android APK：
 - `2.5.0` 已补齐聊天附件主链：原生聊天框左侧 `+` 会打开底部抽屉，支持图片 / 视频 / 文件发送；默认走服务器文件存储，`我的 > 附件与存储` 可切到阿里 OSS 私有桶；附件消息已支持下载 / 打开、手动分析、自动分析状态，以及带 task token 的主 Agent 附件分析链接
 - `2.5.1` 继续收口微信式原生 UI：聊天页普通态顶部已隐藏刷新按钮，只保留右上角“信息”；发起群聊页顶部说明和选择区已压成更轻的会话式密度，候选线程继续复用微信式会话卡片
 - `2.5.2` 继续补齐深层原生页：`项目目标 / 版本迭代记录 / 会话信息 / 群资料` 已进一步向设计图收口；附件消息卡片的分析状态和动作文案也压成了更轻的微信式层级
+- `2.5.3` 继续压缩原生聊天与建群页面：`发起群聊` 页已收成轻量头部 + hint pill + 一层操作区；聊天页里自己发出的消息顶部元信息已收成只显示时间，不再重复 `你 · 时间`
 
 ## 本地启动
 
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 60362a8..6e71a71 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -36,8 +36,8 @@ android {
         applicationId "com.hyzq.boss"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 15
-        versionName "2.5.2"
+        versionCode 16
+        versionName "2.5.3"
         buildConfigField "String", "BOSS_API_BASE_URL", "\"https://boss.hyzq.net\""
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/android/app/src/main/java/com/hyzq/boss/BossUi.java b/android/app/src/main/java/com/hyzq/boss/BossUi.java
index a174dd6..08a3c34 100644
--- a/android/app/src/main/java/com/hyzq/boss/BossUi.java
+++ b/android/app/src/main/java/com/hyzq/boss/BossUi.java
@@ -912,10 +912,7 @@ public final class BossUi {
         wrapper.setLayoutParams(wrapperParams);
 
         TextView metaView = new TextView(context);
-        String metaText = senderLabel;
-        if (!TextUtils.isEmpty(meta)) {
-            metaText = metaText + " · " + meta;
-        }
+        String metaText = buildMessageMetaText(senderLabel, meta, outgoing);
         metaView.setText(metaText);
         metaView.setTextSize(11);
         metaView.setTextColor(context.getColor(R.color.boss_text_soft));
@@ -1049,10 +1046,7 @@ public final class BossUi {
         wrapper.setLayoutParams(wrapperParams);
 
         TextView metaView = new TextView(context);
-        String metaText = senderLabel;
-        if (!TextUtils.isEmpty(meta)) {
-            metaText = metaText + " · " + meta;
-        }
+        String metaText = buildMessageMetaText(senderLabel, meta, outgoing);
         metaView.setText(metaText);
         metaView.setTextSize(11);
         metaView.setTextColor(context.getColor(R.color.boss_text_soft));
@@ -1061,6 +1055,23 @@ public final class BossUi {
         return wrapper;
     }
 
+    private static String buildMessageMetaText(
+            String senderLabel,
+            @Nullable String meta,
+            boolean outgoing
+    ) {
+        if (outgoing && !TextUtils.isEmpty(meta)) {
+            return meta;
+        }
+        if (TextUtils.isEmpty(meta)) {
+            return senderLabel;
+        }
+        if (TextUtils.isEmpty(senderLabel)) {
+            return meta;
+        }
+        return senderLabel + " · " + meta;
+    }
+
     private static TextView buildAttachmentPrimaryText(Context context, String text) {
         TextView primary = new TextView(context);
         primary.setText(TextUtils.isEmpty(text) ? "未命名附件" : text);
diff --git a/android/app/src/main/java/com/hyzq/boss/GroupCreateActivity.java b/android/app/src/main/java/com/hyzq/boss/GroupCreateActivity.java
index f87e217..43bfc5c 100644
--- a/android/app/src/main/java/com/hyzq/boss/GroupCreateActivity.java
+++ b/android/app/src/main/java/com/hyzq/boss/GroupCreateActivity.java
@@ -2,8 +2,11 @@ package com.hyzq.boss;
 
 import android.content.Intent;
 import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.View;
 import android.widget.Button;
 import android.widget.LinearLayout;
+import android.widget.TextView;
 
 import androidx.annotation.Nullable;
 
@@ -85,15 +88,13 @@ public class GroupCreateActivity extends BossScreenActivity {
                     ? sourceProjectName
                     : threadMeta.optString("threadDisplayName", sourceProjectName == null ? "当前会话" : sourceProjectName);
         }
-        for (SummaryCardSpec cardSpec : buildHeaderCardSpecs(
+        appendContent(buildHeaderView(
                 hasSourceProject(),
                 sourceProjectId,
                 sourceProjectName,
                 threadMeta,
                 participants
-        )) {
-            appendContent(BossUi.buildCard(this, cardSpec.title, cardSpec.body, cardSpec.meta));
-        }
+        ));
 
         if (rebuildCandidates) {
             List<JSONObject> selectableConversations = collectSelectableConversationItems(conversationsPayload, sourceProjectId);
@@ -121,16 +122,10 @@ public class GroupCreateActivity extends BossScreenActivity {
             lastCandidateProjectIds.addAll(nextCandidateProjectIds);
         }
 
-        SummaryCardSpec selectionCard = buildSelectionCardSpec(
-                candidates.size(),
-                selectedProjectIds.size(),
-                hasSourceProject()
-        );
-        appendContent(BossUi.buildCard(
+        appendContent(buildSectionLabel("选择其他线程"));
+        appendContent(BossUi.buildHintPill(
                 this,
-                selectionCard.title,
-                selectionCard.body,
-                selectionCard.meta
+                buildSelectionHintText(candidates.size(), selectedProjectIds.size(), hasSourceProject())
         ));
 
         candidateListLayout = new LinearLayout(this);
@@ -145,16 +140,53 @@ public class GroupCreateActivity extends BossScreenActivity {
 
         createButton = BossUi.buildPrimaryButton(this, "创建群聊");
         createButton.setOnClickListener(v -> createGroupChat());
-        appendContent(createButton);
-
         Button cancelButton = BossUi.buildSecondaryButton(this, "取消");
         cancelButton.setOnClickListener(v -> finish());
-        appendContent(cancelButton);
+        appendContent(BossUi.buildInlineActionRow(this, cancelButton, createButton));
 
         setRefreshing(false);
         updateCreateButtonState();
     }
 
+    private View buildHeaderView(
+            boolean hasSourceProject,
+            @Nullable String sourceProjectId,
+            @Nullable String sourceProjectName,
+            @Nullable JSONObject threadMeta,
+            @Nullable JSONArray participants
+    ) {
+        if (hasSourceProject) {
+            return BossUi.buildSimpleProfileHeader(
+                    this,
+                    TextUtils.isEmpty(sourceProjectName) ? "当前会话" : sourceProjectName,
+                    "从当前会话发起群聊",
+                    buildSourceHeaderDetail(sourceProjectId, threadMeta, participants)
+            );
+        }
+        return BossUi.buildSimpleProfileHeader(
+                this,
+                "发起新群聊",
+                "从会话列表直接建群",
+                "至少选择 2 个线程后创建新群"
+        );
+    }
+
+    private TextView buildSectionLabel(String text) {
+        TextView label = new TextView(this);
+        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
+                LinearLayout.LayoutParams.MATCH_PARENT,
+                LinearLayout.LayoutParams.WRAP_CONTENT
+        );
+        params.leftMargin = BossUi.dp(this, 16);
+        params.rightMargin = BossUi.dp(this, 16);
+        params.bottomMargin = BossUi.dp(this, 6);
+        label.setLayoutParams(params);
+        label.setText(text);
+        label.setTextSize(13);
+        label.setTextColor(getColor(R.color.boss_text_muted));
+        return label;
+    }
+
     static List<JSONObject> collectSelectableConversationItems(@Nullable JSONObject conversationsPayload, String sourceProjectId) {
         List<JSONObject> result = new ArrayList<>();
         JSONArray conversations = conversationsPayload == null ? null : conversationsPayload.optJSONArray("conversations");
@@ -192,65 +224,39 @@ public class GroupCreateActivity extends BossScreenActivity {
         );
     }
 
-    static List<SummaryCardSpec> buildHeaderCardSpecs(
-            boolean hasSourceProject,
+    static String buildSourceHeaderDetail(
             @Nullable String sourceProjectId,
-            @Nullable String sourceProjectName,
             @Nullable JSONObject threadMeta,
             @Nullable JSONArray participants
     ) {
-        List<SummaryCardSpec> cards = new ArrayList<>(1);
-        if (hasSourceProject) {
-            String resolvedSourceProjectName = sourceProjectName == null || sourceProjectName.isEmpty()
-                    ? "当前会话"
-                    : sourceProjectName;
-            cards.add(new SummaryCardSpec(
-                    resolvedSourceProjectName,
-                    buildSourceBody(sourceProjectId, threadMeta, participants),
-                    "新群会单独创建，原会话保留"
-            ));
-            return cards;
-        }
-        cards.add(new SummaryCardSpec(
-                "从会话中发起群聊",
-                "至少选择 2 个线程，新群会单独创建。",
-                "原有单线程会话会保留"
-        ));
-        return cards;
+        return buildSourceBody(sourceProjectId, threadMeta, participants);
     }
 
-    static SummaryCardSpec buildSelectionCardSpec(
+    static String buildSelectionHintText(
             int candidateCount,
             int selectedCount,
             boolean hasSourceProject
     ) {
         if (candidateCount <= 0) {
-            return new SummaryCardSpec(
-                    "选择其他线程",
-                    "当前没有可加入的其他线程",
-                    "候选 0 个 · 已选 0 个"
-            );
+            return "当前没有可加入的其他线程";
         }
         if (selectedCount <= 0) {
-            return new SummaryCardSpec(
-                    "选择其他线程",
-                    hasSourceProject ? "至少选择 1 个其他线程" : "至少选择 2 个线程",
-                    "候选 " + candidateCount + " 个 · 已选 0 个"
-            );
+            return hasSourceProject ? "至少选择 1 个其他线程" : "至少选择 2 个线程";
         }
-        return new SummaryCardSpec(
-                "选择其他线程",
-                "继续点选可调整成员",
-                "候选 " + candidateCount + " 个 · 已选 " + selectedCount + " 个"
-        );
+        return "已选 " + selectedCount + " 个线程";
     }
 
     private LinearLayout buildCandidateRow(CandidateConversation candidate) {
-        return BossUi.buildConversationRow(
+        LinearLayout row = BossUi.buildConversationRow(
                 this,
                 toCandidateConversationRow(candidate.sourceItem, selectedProjectIds.contains(candidate.projectId)),
                 v -> toggleSelection(candidate.projectId)
         );
+        LinearLayout.LayoutParams params = (LinearLayout.LayoutParams) row.getLayoutParams();
+        params.bottomMargin = BossUi.dp(this, 8);
+        row.setLayoutParams(params);
+        row.setPadding(BossUi.dp(this, 12), BossUi.dp(this, 12), BossUi.dp(this, 12), BossUi.dp(this, 12));
+        return row;
     }
 
     private void toggleSelection(String projectId) {
@@ -399,7 +405,7 @@ public class GroupCreateActivity extends BossScreenActivity {
         String folderName = threadMeta == null ? "" : threadMeta.optString("folderName", "");
         String resolvedFolderName = folderName.isEmpty() ? "未命名文件夹" : folderName;
         String resolvedThreadId = threadId == null || threadId.isEmpty() ? "未命名线程" : threadId;
-        return "来源线程 " + resolvedThreadId
+        return resolvedThreadId
                 + " · "
                 + resolvedFolderName
                 + " · "
@@ -407,18 +413,6 @@ public class GroupCreateActivity extends BossScreenActivity {
                 + " 个参与线程";
     }
 
-    static final class SummaryCardSpec {
-        final String title;
-        final String body;
-        final String meta;
-
-        SummaryCardSpec(String title, String body, String meta) {
-            this.title = title;
-            this.body = body;
-            this.meta = meta;
-        }
-    }
-
     private static final class CandidateConversation {
         private final String projectId;
         private final JSONObject sourceItem;
diff --git a/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityTest.java b/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityTest.java
index 849b49e..2c78ca2 100644
--- a/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityTest.java
+++ b/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityTest.java
@@ -14,7 +14,7 @@ import static org.junit.Assert.assertTrue;
 
 public class GroupCreateActivityTest {
     @Test
-    public void buildHeaderCardSpecs_collapsesSourceFlowIntoSingleCompactCard() {
+    public void buildSourceHeaderDetail_usesCompactWechatSummary() {
         JSONObject threadMeta = new StubJSONObject()
                 .withString("threadDisplayName", "北区试产线回归")
                 .withString("threadId", "thread-7")
@@ -25,27 +25,20 @@ public class GroupCreateActivityTest {
                 new StubJSONObject()
         );
 
-        List<GroupCreateActivity.SummaryCardSpec> cards = GroupCreateActivity.buildHeaderCardSpecs(
-                true,
+        String detail = GroupCreateActivity.buildSourceHeaderDetail(
                 "source-1",
-                "北区试产线回归",
                 threadMeta,
                 participants
         );
 
-        assertEquals(1, cards.size());
-        assertEquals("北区试产线回归", cards.get(0).title);
-        assertEquals("来源线程 thread-7 · Mac Studio · 3 个参与线程", cards.get(0).body);
-        assertEquals("新群会单独创建，原会话保留", cards.get(0).meta);
+        assertEquals("thread-7 · Mac Studio · 3 个参与线程", detail);
     }
 
     @Test
-    public void buildSelectionCardSpec_usesCompactWechatStyleHint() {
-        GroupCreateActivity.SummaryCardSpec card = GroupCreateActivity.buildSelectionCardSpec(5, 0, true);
-
-        assertEquals("选择其他线程", card.title);
-        assertEquals("至少选择 1 个其他线程", card.body);
-        assertEquals("候选 5 个 · 已选 0 个", card.meta);
+    public void buildSelectionHintText_usesCompactWechatStyleHint() {
+        assertEquals("至少选择 1 个其他线程", GroupCreateActivity.buildSelectionHintText(5, 0, true));
+        assertEquals("已选 2 个线程", GroupCreateActivity.buildSelectionHintText(5, 2, true));
+        assertEquals("当前没有可加入的其他线程", GroupCreateActivity.buildSelectionHintText(0, 0, true));
     }
 
     @Test
diff --git a/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityUiTest.java b/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityUiTest.java
index 03a7a4b..8c4340e 100644
--- a/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityUiTest.java
+++ b/android/app/src/test/java/com/hyzq/boss/GroupCreateActivityUiTest.java
@@ -40,11 +40,10 @@ public class GroupCreateActivityUiTest {
 
         LinearLayout content = activity.findViewById(R.id.screen_content);
         assertTrue(viewTreeContainsText(content.getChildAt(0), "北区试产线回归"));
-        assertTrue(viewTreeContainsText(content.getChildAt(0), "来源线程 thread-7 · Mac Studio · 3 个参与线程"));
-        assertTrue(viewTreeContainsText(content.getChildAt(0), "新群会单独创建，原会话保留"));
+        assertTrue(viewTreeContainsText(content.getChildAt(0), "从当前会话发起群聊"));
+        assertTrue(viewTreeContainsText(content.getChildAt(0), "thread-7 · Mac Studio · 3 个参与线程"));
         assertTrue(viewTreeContainsText(content.getChildAt(1), "选择其他线程"));
-        assertTrue(viewTreeContainsText(content.getChildAt(1), "继续点选可调整成员"));
-        assertTrue(viewTreeContainsText(content.getChildAt(1), "候选 2 个 · 已选 2 个"));
+        assertTrue(viewTreeContainsText(content.getChildAt(2), "已选 2 个线程"));
     }
 
     @Test
@@ -77,8 +76,32 @@ public class GroupCreateActivityUiTest {
         );
 
         LinearLayout content = activity.findViewById(R.id.screen_content);
-        assertTrue(viewTreeContainsText(content.getChildAt(1), "至少选择 1 个其他线程"));
-        assertTrue(viewTreeContainsText(content.getChildAt(1), "候选 2 个 · 已选 0 个"));
+        assertTrue(viewTreeContainsText(content.getChildAt(2), "至少选择 1 个其他线程"));
+    }
+
+    @Test
+    public void renderCreatePageUsesInlineActionRowInsteadOfStackedButtons() throws Exception {
+        Intent intent = new Intent()
+                .putExtra(GroupCreateActivity.EXTRA_SOURCE_PROJECT_ID, "source-1")
+                .putExtra(GroupCreateActivity.EXTRA_SOURCE_PROJECT_NAME, "北区试产线回归");
+        TestGroupCreateActivity activity = Robolectric
+                .buildActivity(TestGroupCreateActivity.class, intent)
+                .setup()
+                .get();
+
+        ReflectionHelpers.callInstanceMethod(
+                activity,
+                "renderCreatePage",
+                ReflectionHelpers.ClassParameter.from(JSONObject.class, buildParticipantsPayload()),
+                ReflectionHelpers.ClassParameter.from(JSONObject.class, buildConversationsPayload()),
+                ReflectionHelpers.ClassParameter.from(boolean.class, true)
+        );
+
+        LinearLayout content = activity.findViewById(R.id.screen_content);
+        View lastChild = content.getChildAt(content.getChildCount() - 1);
+        assertTrue(lastChild instanceof LinearLayout);
+        assertTrue(viewTreeContainsText(lastChild, "取消"));
+        assertTrue(viewTreeContainsText(lastChild, "创建群聊"));
     }
 
     private static JSONObject buildParticipantsPayload() throws Exception {
diff --git a/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java b/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
index de8c74c..cf72751 100644
--- a/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
+++ b/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
@@ -190,6 +190,42 @@ public class ProjectDetailActivityUiTest {
         assertFalse(viewTreeContainsText(attachmentView, "已分析"));
     }
 
+    @Test
+    public void outgoingAttachmentMetaPrefersTimeOnly() throws Exception {
+        Intent intent = new Intent()
+                .putExtra(ProjectDetailActivity.EXTRA_PROJECT_ID, "project-1")
+                .putExtra(ProjectDetailActivity.EXTRA_PROJECT_NAME, "北区试产线回归");
+        TestProjectDetailActivity activity = Robolectric
+                .buildActivity(TestProjectDetailActivity.class, intent)
+                .setup()
+                .get();
+
+        JSONObject attachment = new JSONObject()
+                .put("attachmentId", "att-meta")
+                .put("fileName", "现场照片.jpg")
+                .put("mimeType", "image/jpeg")
+                .put("attachmentKind", "image")
+                .put("analysisState", "queued_auto")
+                .put("fileSizeBytes", 1024);
+        JSONObject message = new JSONObject()
+                .put("id", "msg-meta")
+                .put("kind", "attachment")
+                .put("body", "已发送附件")
+                .put("attachments", new JSONArray().put(attachment));
+
+        View attachmentView = ReflectionHelpers.callInstanceMethod(
+                activity,
+                "buildAttachmentMessageView",
+                ReflectionHelpers.ClassParameter.from(JSONObject.class, message),
+                ReflectionHelpers.ClassParameter.from(String.class, "你"),
+                ReflectionHelpers.ClassParameter.from(String.class, "09:26"),
+                ReflectionHelpers.ClassParameter.from(boolean.class, true)
+        );
+
+        assertTrue(viewTreeContainsText(attachmentView, "09:26"));
+        assertFalse(viewTreeContainsText(attachmentView, "你 · 09:26"));
+    }
+
     private static View buildBoundMessageView(TestProjectDetailActivity activity, String messageId, String body) {
         TextView messageView = new TextView(activity);
         messageView.setText(body);
diff --git a/docs/architecture/ai_handoff_index_cn.md b/docs/architecture/ai_handoff_index_cn.md
index 3ba22c3..8e2436d 100644
--- a/docs/architecture/ai_handoff_index_cn.md
+++ b/docs/architecture/ai_handoff_index_cn.md
@@ -153,7 +153,7 @@
 - 邮件：`Postfix + Dovecot`
 - Android：`AppCompatActivity + 原生 XML 布局 + HttpURLConnection`
 - 原生登录恢复：`SharedPreferences + restore token`
-- 当前最新原生 APK：`2.5.2`（`versionCode=15`）
+- 当前最新原生 APK：`2.5.3`（`versionCode=16`）
 
 当前不要误判成已经用了：
 
diff --git a/docs/architecture/current_runtime_and_deploy_status_cn.md b/docs/architecture/current_runtime_and_deploy_status_cn.md
index 181ab00..3f95752 100644
--- a/docs/architecture/current_runtime_and_deploy_status_cn.md
+++ b/docs/architecture/current_runtime_and_deploy_status_cn.md
@@ -116,7 +116,7 @@ cd /Users/kris/code/boss
 - 当前已生成 Android debug APK：`android/app/build/outputs/apk/debug/app-debug.apk`
 - 当前已生成 Android signed release APK：`android/app/build/outputs/apk/release/app-release.apk`
 - 当前 release 构建还会额外生成带版本号的 APK：`android/app/build/outputs/apk/release/boss-android-v{versionName}-release.apk`
-- 当前最新 release 构建版本：`2.5.2`（`versionCode=15`）
+- 当前最新 release 构建版本：`2.5.3`（`versionCode=16`）
 - 当前 release keystore 位于本机 `android/keystores/boss-release.keystore`，签名参数位于 `android/signing/release-signing.properties`
 - `2.0.1` 已在本机连接的华为真机上复核通过，修复了 `Theme.SplashScreen` 导致的 `AppCompatActivity` 启动闪退
 - `2.1.0` 已把 Web 一级页和主要二级页全部补成原生活动页：`MainActivity / ProjectDetailActivity / ProjectGoalsActivity / ProjectVersionsActivity / ProjectForwardActivity / ThreadDetailActivity / DeviceDetailActivity / DeviceEnrollmentActivity / SkillInventoryActivity / SecurityActivity / SettingsActivity / AiAccountsActivity / OpsCenterActivity / AboutActivity`
@@ -132,6 +132,8 @@ cd /Users/kris/code/boss
 - `2.5.1` 已压缩“发起群聊”页首信息密度：来源会话场景只保留一张紧凑摘要卡，选择区改成更短的微信式提示，同时保留会话卡片式候选列表
 - `2.5.2` 已继续回退深层原生页：`会话信息 / 群资料` 改为轻量头部信息 + 菜单式入口 + 线程列表；`项目目标 / 版本迭代记录` 也已按设计图改成轻卡片结构，不再使用厚按钮和说明块
 - `2.5.2` 已压缩附件消息卡片的状态层级：`待分析` 收成 `可分析`，`让 AI 分析` 收成 `AI 分析`，有摘要时不再重复显示 `已分析`
+- `2.5.3` 已继续压缩“发起群聊”页：来源会话摘要改成轻量 profile header，选择区改成 `选择其他线程 + hint pill`，底部按钮收成同层操作区，候选会话卡片纵向间距进一步压缩
+- `2.5.3` 已把聊天页里自己发出的消息顶部元信息收成只显示时间，不再重复 `你 · 时间`，文本消息、附件卡片和聊天记录卡片都会共用这条规则
 - 当前附件分析任务已带受控 `task token` 下载链接和文本摘录：本地开发环境会跟随请求 origin 生成链接，生产环境默认走 `https://boss.hyzq.net`
 - `2.5.x` 当前已补上会话首页独立建群入口：可以不从单线程聊天内部出发，直接在会话首页右上角 `+` 建立新群聊；同时已把多个原生自定义 top bar 页面统一纳入状态栏安全区处理
 
diff --git a/public/downloads/boss-android-latest-aab.json b/public/downloads/boss-android-latest-aab.json
index ce67b99..4f0ae65 100644
--- a/public/downloads/boss-android-latest-aab.json
+++ b/public/downloads/boss-android-latest-aab.json
@@ -1,11 +1,11 @@
 {
   "artifactType": "aab",
-  "fileName": "boss-android-v2.5.2-release.aab",
-  "urlPath": "/downloads/boss-android-v2.5.2-release.aab",
-  "sizeBytes": 2912579,
-  "updatedAt": "2026-03-29T12:26:43Z",
-  "sha256": "dca2dc0a080bba282505bacf7e8a37e5aca2e695a657b46df0e184c1ff077d6e",
-  "versionName": "2.5.2",
-  "versionCode": 15,
+  "fileName": "boss-android-v2.5.3-release.aab",
+  "urlPath": "/downloads/boss-android-v2.5.3-release.aab",
+  "sizeBytes": 2912097,
+  "updatedAt": "2026-03-29T12:41:56Z",
+  "sha256": "12b520dba9a9fa3075c374910a595943d3f2a0b9f70a813bdfe8d1546e380d3c",
+  "versionName": "2.5.3",
+  "versionCode": 16,
   "buildFlavor": "release"
 }
diff --git a/public/downloads/boss-android-latest.aab b/public/downloads/boss-android-latest.aab
index 5460c67..ce27455 100644
Binary files a/public/downloads/boss-android-latest.aab and b/public/downloads/boss-android-latest.aab differ
diff --git a/public/downloads/boss-android-latest.apk b/public/downloads/boss-android-latest.apk
index d602cac..befc680 100644
Binary files a/public/downloads/boss-android-latest.apk and b/public/downloads/boss-android-latest.apk differ
diff --git a/public/downloads/boss-android-latest.json b/public/downloads/boss-android-latest.json
index f4b9d40..7dcac60 100644
--- a/public/downloads/boss-android-latest.json
+++ b/public/downloads/boss-android-latest.json
@@ -1,10 +1,10 @@
 {
-  "fileName": "boss-android-v2.5.2-release.apk",
+  "fileName": "boss-android-v2.5.3-release.apk",
   "urlPath": "/api/v1/user/ota/package",
-  "sizeBytes": 3089319,
-  "updatedAt": "2026-03-29T12:26:31Z",
-  "sha256": "a27be7abe260c42dcd357206adf292f48bdd33bb14e343c25ee38faeebefd97f",
-  "versionName": "2.5.2",
-  "versionCode": 15,
+  "sizeBytes": 3088834,
+  "updatedAt": "2026-03-29T12:41:51Z",
+  "sha256": "dd44b6e1228966fbd6e83ab53936393024a76e17f7fe996e15442f4f105a435a",
+  "versionName": "2.5.3",
+  "versionCode": 16,
   "buildFlavor": "release"
 }
diff --git a/public/downloads/boss-android-v2.5.3-release.aab b/public/downloads/boss-android-v2.5.3-release.aab
new file mode 100644
index 0000000..ce27455
Binary files /dev/null and b/public/downloads/boss-android-v2.5.3-release.aab differ
diff --git a/public/downloads/boss-android-v2.5.3-release.apk b/public/downloads/boss-android-v2.5.3-release.apk
new file mode 100644
index 0000000..befc680
Binary files /dev/null and b/public/downloads/boss-android-v2.5.3-release.apk differ