diff --git a/crates/df-ai/src/context_helpers.rs b/crates/df-ai/src/context_helpers.rs
index dee4715..ed5e808 100644
--- a/crates/df-ai/src/context_helpers.rs
+++ b/crates/df-ai/src/context_helpers.rs
@@ -343,6 +343,12 @@ pub const TOOL_RESULT_HEAD_LINES: usize = 5;
 pub const TOOL_RESULT_TAIL_LINES: usize = 5;
 /// extract_key_info JSON 数组截断上限(防 tool_result 数组过大撑爆 prompt)。
 pub const TOOL_RESULT_MAX_ARRAY: usize = 10;
+/// extract_key_info 单行/少行内容字符截断上限(实测 53/94 次压缩零效果根因:
+/// 单行 JSON 或 ≤10 行文本绕过行级截断)。超过此值的单行内容将被截断保留头尾。
+pub const TOOL_RESULT_CHAR_LIMIT: usize = 1_024;
+/// JSON 对象中字符串字段值的最大字符数(超过则截断)。独立于行数截断,
+/// 解决 `{"content":"大段文字(无换行)"}` 类 JSON 逃逸行级截断的问题。
+pub const TOOL_RESULT_JSON_STR_FIELD_MAX: usize = 512;
 
 /// 判断 tool_result 是否需摘要压缩:content >2KB 或 占比 >40%。
 ///
@@ -376,11 +382,12 @@ pub fn should_summarize_tool_result(
 ///
 /// `tool_name` 仅用于摘要头注释,不参与内容判断。空 content 返回空字符串。
 pub fn extract_key_info(content: &str, tool_name: &str) -> String {
-    // JSON 感知压缩:识别对象中的大数组并截断
+    // JSON 感知压缩:识别对象中的大数组/大字符串并截断
     if let Ok(mut val) = serde_json::from_str::<serde_json::Value>(content) {
         if let Some(obj) = val.as_object_mut() {
             let mut truncated = false;
             for (_key, field) in obj.iter_mut() {
+                // 数组截断
                 if let Some(arr) = field.as_array() {
                     if arr.len() > TOOL_RESULT_MAX_ARRAY {
                         *field = serde_json::Value::Array(
@@ -389,16 +396,40 @@ pub fn extract_key_info(content: &str, tool_name: &str) -> String {
                         truncated = true;
                     }
                 }
+                // 字符串字段:先按行数截断,若不足再按字符数截断
+                if let Some(s) = field.as_str() {
+                    let lines: Vec<&str> = s.lines().collect();
+                    let kept = TOOL_RESULT_HEAD_LINES + TOOL_RESULT_TAIL_LINES;
+                    if lines.len() > kept {
+                        let mut out: Vec<&str> = Vec::new();
+                        out.extend_from_slice(&lines[..TOOL_RESULT_HEAD_LINES]);
+                        out.push("... (压缩中间内容) ...");
+                        out.extend_from_slice(&lines[lines.len()-TOOL_RESULT_TAIL_LINES..]);
+                        *field = serde_json::Value::String(out.join("\n"));
+                        truncated = true;
+                    } else if s.chars().count() > TOOL_RESULT_JSON_STR_FIELD_MAX {
+                        // BUG-260628-01:单行/少行大字符串绕过行级截断(实测 53/94 次零效果)。
+                        // 按字符数截断保留头尾,保证压缩至少生效。
+                        let head: String = s.chars().take(TOOL_RESULT_JSON_STR_FIELD_MAX / 2).collect();
+                        let tail: String = s.chars().skip(s.chars().count().saturating_sub(TOOL_RESULT_JSON_STR_FIELD_MAX / 2)).collect();
+                        *field = serde_json::Value::String(format!(
+                            "{}...(截断,原始 {} 字符)...{}",
+                            head, s.chars().count(), tail
+                        ));
+                        truncated = true;
+                    }
+                }
             }
             if truncated {
                 obj.insert("_truncated".into(), serde_json::Value::Bool(true));
                 return serde_json::to_string(&val).unwrap_or_else(|_| content.to_string());
             }
         }
-        // JSON 解析成功但无数组超限 → 原样返回(非 JSON 的走下行行数截断)
-        // 注意:不 return,继续行数判断(如 read_file 的 content 字段虽在 JSON 内但实际包含文件全文,行数压缩仍有价值)
+        // JSON 解析成功但无需截断 → 原样返回
+        return content.to_string();
     }
 
+    // 非 JSON 纯文本:按行数截断
     let lines: Vec<&str> = content.lines().collect();
     if lines.is_empty() {
         return String::new();
@@ -408,6 +439,17 @@ pub fn extract_key_info(content: &str, tool_name: &str) -> String {
     let total = lines.len();
     let kept_boundary = TOOL_RESULT_HEAD_LINES + TOOL_RESULT_TAIL_LINES;
     if total <= kept_boundary {
+        // BUG-260628-01:行数少但内容超大的情况(单行 50KB),行级截断无效。
+        // 按字符数截断保证压缩至少生效。
+        let char_count = content.chars().count();
+        if char_count > TOOL_RESULT_CHAR_LIMIT {
+            let head: String = content.chars().take(TOOL_RESULT_CHAR_LIMIT / 2).collect();
+            let tail: String = content.chars().skip(char_count.saturating_sub(TOOL_RESULT_CHAR_LIMIT / 2)).collect();
+            return format!(
+                "[工具 {} 输出已压缩: 保留首尾, 原始 {} 字符]\n{}...(截断)...{}",
+                tool_name, char_count, head, tail
+            );
+        }
         return content.to_string();
     }
 
@@ -902,18 +944,35 @@ mod tests {
     }
 
     #[test]
-    fn extract_key_info_single_line_no_newline_unchanged() {
-        // 边界(无换行):单行(无 \n)→ lines() 返 1 行,total <= kept_boundary → 原样返回
+    fn extract_key_info_single_line_short_no_newline_unchanged() {
+        // 边界(无换行):单行短内容(字符数 <= CHAR_LIMIT)→ 原样返回
         let content = "single line no newline";
         assert_eq!(extract_key_info(content, "read_file"), content);
     }
 
     #[test]
-    fn extract_key_info_single_huge_line_no_newline_unchanged() {
-        // 极端(单行 50KB 无换行):lines() 返 1 行 → 原样返回(不走首尾切分)
+    fn extract_key_info_single_huge_line_no_newline_compressed() {
+        // BUG-260628-01:单行超大内容(50KB)原本逃逸压缩,现按字符数截断保留头尾。
         let content = "x".repeat(50_000);
         let result = extract_key_info(&content, "read_file");
-        assert_eq!(result, content, "单行无换行应原样返回(即使超长)");
+        assert!(result.len() < content.len(), "单行超长应压缩: {} >= {}", result.len(), content.len());
+        assert!(result.contains("已压缩"), "应含压缩标记");
+        assert!(result.starts_with("[工具 read_file"), "应以工具名开头");
+        assert!(result.contains("原始 50000 字符"), "应报告原始字符数");
+        assert!(result.contains("(截断)"), "应含截断标记");
+    }
+
+    #[test]
+    fn extract_key_info_json_huge_string_field_truncated() {
+        // BUG-260628-01:JSON 对象中大字符串字段(单行少行)逃逸压缩。
+        // 如 `{"path":"src/main.rs","content":"单行超大文本..."}`。
+        let large = "z".repeat(10_000);
+        let content = format!("{{\"path\":\"src/main.rs\",\"content\":\"{}\"}}", large);
+        let result = extract_key_info(&content, "read_file");
+        assert!(result.len() < content.len(), "JSON 大字符串字段应压缩: {} >= {}", result.len(), content.len());
+        assert!(result.contains("_truncated"), "应含 _truncated 标记");
+        assert!(result.contains("src/main.rs"), "应保留 path 字段");
+        assert!(result.contains("(截断)"), "应含截断标记");
     }
 
     #[test]
diff --git a/crates/df-storage/src/crud/conversation_repo.rs b/crates/df-storage/src/crud/conversation_repo.rs
index 682d6b9..8024451 100644
--- a/crates/df-storage/src/crud/conversation_repo.rs
+++ b/crates/df-storage/src/crud/conversation_repo.rs
@@ -84,6 +84,7 @@ fn ai_conversation_from_row(row: &Row<'_>) -> std::result::Result<AiConversation
         pinned: row.get::<_, i32>("pinned")? != 0,
         prompt_tokens: row.get("prompt_tokens")?,
         completion_tokens: row.get("completion_tokens")?,
+        pinned_goals: row.get("pinned_goals")?,
         created_at: row.get("created_at")?,
         updated_at: row.get("updated_at")?,
     })
@@ -159,24 +160,24 @@ impl_repo!(
     from_row => |row| ai_conversation_from_row(row),
     insert  => |conn, rec| {
         conn.execute(
-            "INSERT INTO ai_conversations (id, title, messages, provider_id, model, models, archived, pinned, prompt_tokens, completion_tokens, created_at, updated_at)
-             VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11, ?12)",
+            "INSERT INTO ai_conversations (id, title, messages, provider_id, model, models, archived, pinned, prompt_tokens, completion_tokens, pinned_goals, created_at, updated_at)
+             VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11, ?12, ?13)",
             params![
                 rec.id, rec.title, rec.messages, rec.provider_id, rec.model, rec.models, rec.archived,
                 if rec.pinned { 1i32 } else { 0i32 },
                 rec.prompt_tokens, rec.completion_tokens,
-                rec.created_at, rec.updated_at
+                rec.pinned_goals, rec.created_at, rec.updated_at
             ],
         )
     },
     update  => |conn, rec| {
         conn.execute(
-            "UPDATE ai_conversations SET title = ?1, messages = ?2, provider_id = ?3, model = ?4, models = ?5, archived = ?6, pinned = ?7, prompt_tokens = ?8, completion_tokens = ?9, updated_at = ?10 WHERE id = ?11",
+            "UPDATE ai_conversations SET title = ?1, messages = ?2, provider_id = ?3, model = ?4, models = ?5, archived = ?6, pinned = ?7, prompt_tokens = ?8, completion_tokens = ?9, pinned_goals = ?10, updated_at = ?11 WHERE id = ?12",
             params![
                 rec.title, rec.messages, rec.provider_id, rec.model, rec.models, rec.archived,
                 if rec.pinned { 1i32 } else { 0i32 },
                 rec.prompt_tokens, rec.completion_tokens,
-                rec.updated_at, rec.id
+                rec.pinned_goals, rec.updated_at, rec.id
             ],
         )
     }
diff --git a/crates/df-storage/src/migrations.rs b/crates/df-storage/src/migrations.rs
index 3933ae2..06a7b62 100644
--- a/crates/df-storage/src/migrations.rs
+++ b/crates/df-storage/src/migrations.rs
@@ -43,7 +43,7 @@ pub fn run(conn: &Connection) -> Result<()> {
     // V31 = 知识图谱 Phase 3 基础设施数据层(对标设计 §2.3):project_services 表,
     //       项目基础设施配置(数据库/缓存/MQ/API 等),为 AI 执行任务时提供"这项目用了
     //       什么数据库、Redis 在哪、有没有 MQ"的基础设施上下文。
-    let steps: [(i32, fn(&Connection) -> Result<()>); 31] = [
+    let steps: [(i32, fn(&Connection) -> Result<()>); 32] = [
         (1, migrate_v1),
         (2, migrate_v2),
         (3, migrate_v3),
@@ -75,6 +75,7 @@ pub fn run(conn: &Connection) -> Result<()> {
         (29, migrate_v29),
         (30, migrate_v30),
         (31, migrate_v31),
+        (32, migrate_v32),
     ];
 
     for (version, migrate_fn) in steps {
@@ -902,6 +903,20 @@ fn migrate_v31(conn: &Connection) -> Result<()> {
     Ok(())
 }
 
+/// V32: ai_conversations 加 pinned_goals 列(对话透明化 L1 目标钉扎持久化)
+///
+/// 对话目标由 PerConvState.pinned_goals(Vec<String>)管理,原先仅在内存态存在,
+/// 此迁移为其提供持久化列,默认空 JSON 数组'[]'。
+fn migrate_v32(conn: &Connection) -> Result<()> {
+    conn.execute_batch(
+        "ALTER TABLE ai_conversations ADD COLUMN pinned_goals TEXT DEFAULT '[]';"
+    )?;
+    tracing::info!("v32: ai_conversations 加 pinned_goals 列");
+    conn.execute("INSERT INTO schema_version (version) VALUES (?)", [32])?;
+    tracing::info!("迁移 v32 完成");
+    Ok(())
+}
+
 /// V21 建表 SQL — 消息拆分存储 ai_messages 表
 ///
 /// 与 V9_SQL 中的 ai_messages 镜像(V9 给新库,此 const 给老库 V21 迁移用 IF NOT EXISTS)。
diff --git a/crates/df-storage/src/models.rs b/crates/df-storage/src/models.rs
index 258ac0b..30aaab9 100644
--- a/crates/df-storage/src/models.rs
+++ b/crates/df-storage/src/models.rs
@@ -336,6 +336,7 @@ pub struct AiConversationRecord {
     pub pinned: bool,                   // 是否置顶(排序置前;UX-17)
     pub prompt_tokens: Option<i64>,         // 输入 token 累计(流式 usage 落库)
     pub completion_tokens: Option<i64>,     // 输出 token 累计(流式 usage 落库)
+    pub pinned_goals: Option<String>,       // 对话目标钉扎持久化(JSON 字符串数组,默认'[]')
     pub created_at: String,
     pub updated_at: String,
 }
diff --git a/src-tauri/src/commands/ai/commands/chat.rs b/src-tauri/src/commands/ai/commands/chat.rs
index e04181c..976c472 100644
--- a/src-tauri/src/commands/ai/commands/chat.rs
+++ b/src-tauri/src/commands/ai/commands/chat.rs
@@ -529,7 +529,6 @@ pub async fn ai_approve(
     tool_call_id: String,
     approved: bool,
 ) -> Result<String, String> {
-    authz_debug(&format!("[ai_approve] 入口 tool_call_id={} approved={}", tool_call_id, approved));
     let mut session = state.ai_session.lock().await;
 
     let approval = match session.pending_approvals.remove(&tool_call_id) {
@@ -756,13 +755,7 @@ pub async fn ai_approve(
 
 /// F-260620 临时诊断:授权/审批 IPC 调用链文件日志(不依赖终端 stderr,排障用)。
 /// 写入 OS 临时目录(跨平台,不污染用户项目目录)。打包分发后仍可工作。
-fn authz_debug(msg: &str) {
-    use std::io::Write;
-    let log_path = std::env::temp_dir().join("devflow-authz-debug.log");
-    if let Ok(mut f) = std::fs::OpenOptions::new().create(true).append(true).open(&log_path) {
-        let _ = writeln!(f, "{}", msg);
-    }
-}
+
 
 /// 阶段4(容错/恢复):取路径的 Windows 盘符(如 "C:" / "E:"),非 Windows / 无盘符返 None。
 ///
@@ -852,7 +845,6 @@ pub async fn ai_authorize_dir(
         decision = %decision,
         "[AI-AUTHZ] ai_authorize_dir 入口"
     );
-    authz_debug(&format!("[ai_authorize_dir] 入口 tool_call_id={} decision={}", tool_call_id, decision));
     // 取 pending(阶段3a 单真相源合并:从 pending_approvals remove;kind 校验为 Path)。
     let approval = {
         let mut session = state.ai_session.lock().await;
diff --git a/src-tauri/src/commands/ai/commands/conversation.rs b/src-tauri/src/commands/ai/commands/conversation.rs
index 61a4978..c529e0e 100644
--- a/src-tauri/src/commands/ai/commands/conversation.rs
+++ b/src-tauri/src/commands/ai/commands/conversation.rs
@@ -221,12 +221,17 @@ pub async fn ai_conversation_list(
             let models: Vec<String> = r.models.as_deref()
                 .and_then(|s| serde_json::from_str(s).ok())
                 .unwrap_or_default();
+            let pinned_goals: Vec<String> = r.pinned_goals
+                .as_deref()
+                .and_then(|s| serde_json::from_str(s).ok())
+                .unwrap_or_default();
             serde_json::json!({
                 "id": r.id,
                 "title": r.title,
                 "provider_id": r.provider_id,
                 "model": r.model,
                 "models": models,
+                "pinned_goals": pinned_goals,
                 "archived": r.archived,
                 "pinned": r.pinned,
                 "prompt_tokens": r.prompt_tokens,
@@ -311,6 +316,12 @@ pub async fn ai_conversation_switch(
         conv.agent_language = None;
         conv.iteration_used = 0;
         conv.stop_flag.store(false, Ordering::SeqCst);
+        // 从 DB 恢复 pinned_goals 到 per_conv(G1 目标钉扎持久化)
+        let pinned_goals: Vec<String> = record.pinned_goals
+            .as_deref()
+            .and_then(|s| serde_json::from_str(s).ok())
+            .unwrap_or_default();
+        conv.pinned_goals = pinned_goals;
     }
     // 仅清空目标对话自身的挂起审批,保留其他对话的(防 init 重建的内存 HashMap 被清空,
     // 重启恢复链路:restore_pending_approvals(init 重建) → switchConversation(此处不清目标对话的)
@@ -439,6 +450,30 @@ pub async fn ai_conversation_set_pinned(
     Ok(())
 }
 
+/// 更新对话目标钉扎列表(G1 目标钉扎持久化:对话透明化 L1)
+///
+/// 接收前端 UI 增删后的目标列表,持久化到 DB 并同步更新内存 per_conv 状态。
+/// goals 是完整替换(非增量),前端增/删后传全量 new Vec。
+#[tauri::command]
+pub async fn ai_update_conversation_goals(
+    state: State<'_, AppState>,
+    conversation_id: String,
+    goals: Vec<String>,
+) -> Result<(), String> {
+    let goals_json = serde_json::to_string(&goals).map_err(|e| format!("序列化目标列表失败: {e}"))?;
+    // 写 DB
+    state.ai_conversations
+        .update_field(&conversation_id, "pinned_goals", &goals_json)
+        .await
+        .map_err(err_str)?;
+    // 同步内存 per_conv(若已加载)
+    let mut session = state.ai_session.lock().await;
+    if let Some(conv) = session.per_conv.get_mut(&conversation_id) {
+        conv.pinned_goals = goals;
+    }
+    Ok(())
+}
+
 /// 导出对话为指定格式(UX-18:对话导出)
 ///
 /// - 优先落库 messages(完整历史,与 switch 一致),内存 session 不读(可能被切走/未落库)
diff --git a/src-tauri/src/commands/ai/conversation.rs b/src-tauri/src/commands/ai/conversation.rs
index e92b8f1..5389c4c 100644
--- a/src-tauri/src/commands/ai/conversation.rs
+++ b/src-tauri/src/commands/ai/conversation.rs
@@ -164,7 +164,7 @@ pub(crate) async fn save_conversation(
     //   loop 内 save 由 run_agentic_loop 入参 conv_id 透传;IPC 路径(commands.rs)save 也传 conv_id。
     //   conv() 惰性建:save 路径 conv 必然已建(send/regenerate/edit/switch 均先 conv());若极端
     //   未建(如启动恢复无 live conv),conv() 建空 PerConvState,save 空 messages(幂等不污染)。
-    let (persist_msgs, provider_id, created_at) = {
+    let (persist_msgs, provider_id, created_at, pinned_goals) = {
         let mut session = session_arc.lock().await;
         let mut msgs = session.conv(conv_id).messages.all_messages_clone();
         for m in &mut msgs {
@@ -185,6 +185,7 @@ pub(crate) async fn save_conversation(
             msgs,
             session.active_provider_id.clone(),
             session.active_conv_created_at.clone(),
+            session.conv(conv_id).pinned_goals.clone(),
         )
     };
 
@@ -224,6 +225,8 @@ pub(crate) async fn save_conversation(
                 if !list.iter().any(|x| x == m) { list.push(m.to_string()); }
                 rec.models = Some(serde_json::to_string(&list).unwrap_or_else(|_| "[]".to_string()));
             }
+            // G1 目标钉扎持久化:将 per_conv.pinned_goals 写入 DB
+            rec.pinned_goals = Some(serde_json::to_string(&pinned_goals).unwrap_or_else(|_| "[]".to_string()));
             // update_full 仍写 messages 列(保留旧值,本批不改 messages 字段),写元数据 + updated_at
             if let Err(e) = conv_repo.update_full(&rec).await {
                 tracing::warn!("更新对话元数据失败 {conv_id}: {e}");
@@ -250,6 +253,7 @@ pub(crate) async fn save_conversation(
                 pinned: false,
                 prompt_tokens: usage.map(|u| u.prompt_tokens as i64),
                 completion_tokens: usage.map(|u| u.completion_tokens as i64),
+                pinned_goals: Some(serde_json::to_string(&pinned_goals).unwrap_or_else(|_| "[]".to_string())),
                 created_at: conv_created.clone(),
                 updated_at: now,
             };
diff --git a/src-tauri/src/lib.rs b/src-tauri/src/lib.rs
index 24632cc..958deae 100644
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@@ -339,6 +339,7 @@ pub fn run() {
             commands::ai::ai_conversation_rename,
             commands::ai::ai_conversation_archive,
             commands::ai::ai_conversation_set_pinned,
+            commands::ai::ai_update_conversation_goals,
             commands::ai::ai_conversation_export,
             commands::ai::ai_list_skills,
             // 核心设计6: 热重载技能(invalidate + 重扫,不重启生效)
diff --git a/src/api/ai.ts b/src/api/ai.ts
index 3e5cda1..7eec5ec 100644
--- a/src/api/ai.ts
+++ b/src/api/ai.ts
@@ -301,11 +301,19 @@ export const aiApi = {
   },
 
   /**
-   * 导出对话为指定格式(UX-18:对话导出;消费 batch46 ai_conversation_export IPC)。
-   * 后端返回导出内容 String(markdown/json/txt),前端落 Blob 下载或复制剪贴板。
-   * @param format 'markdown' | 'json' | 'txt'
-   */
-  exportConversation(conversationId: string, format: 'markdown' | 'json' | 'txt'): Promise<string> {
-    return invoke('ai_conversation_export', { conversationId, format })
-  },
-}
+   /** 导出对话为指定格式(UX-18:对话导出;消费 batch46 ai_conversation_export IPC)。
+    * 后端返回导出内容 String(markdown/json/txt),前端落 Blob 下载或复制剪贴板。
+    * @param format 'markdown' | 'json' | 'txt'
+    */
+   exportConversation(conversationId: string, format: 'markdown' | 'json' | 'txt'): Promise<string> {
+     return invoke('ai_conversation_export', { conversationId, format })
+   },
+
+   /**
+    * 更新对话目标钉扎列表(G1 目标钉扎持久化:对话透明化 L1)。
+    * 接收完整目标列表(非增量,前端增/删后传全量 new Vec)。
+    */
+   updateConversationGoals(conversationId: string, goals: string[]): Promise<void> {
+     return invoke('ai_update_conversation_goals', { conversationId, goals })
+   },
+ }
diff --git a/src/api/types.ts b/src/api/types.ts
index 72f9618..383c97c 100644
--- a/src/api/types.ts
+++ b/src/api/types.ts
@@ -572,6 +572,7 @@ export interface AiConversationSummary {
   title: string | null
   provider_id: string | null
   model: string | null
+  pinned_goals?: string[]
   archived: boolean
   pinned?: boolean
   prompt_tokens?: number | null
diff --git a/src/components/ToolCard.vue b/src/components/ToolCard.vue
index 8a93622..ffa9816 100644
--- a/src/components/ToolCard.vue
+++ b/src/components/ToolCard.vue
@@ -54,21 +54,21 @@
         <div v-if="tc.kind === 'path'" class="ai-tool-actions ai-tool-actions--path">
           <button class="ai-tool-btn ai-tool-btn--approve"
                  :disabled="approving"
-                 @click="onAuthorize('once')">
+                 @click="onAuthorizeOnce">
             <span v-if="approving" class="ai-tool-btn-spinner" />
             <svg v-else width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>
             {{ $t('aiChat.dirAuthOnce') }}
           </button>
           <button class="ai-tool-btn ai-tool-btn--always"
                  :disabled="approving"
-                 @click="onAuthorize('always')">
+                 @click="onAuthorizeAlways">
             <span v-if="approving" class="ai-tool-btn-spinner" />
             <svg v-else width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>
             {{ $t('aiChat.dirAuthAlways') }}
           </button>
           <button class="ai-tool-btn ai-tool-btn--reject"
                  :disabled="approving"
-                 @click="onAuthorize('deny')">
+                 @click="onDeny">
             <span v-if="approving" class="ai-tool-btn-spinner" />
             <svg v-else width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg>
             {{ $t('aiChat.dirAuthDeny') }}
@@ -77,14 +77,14 @@
         <div v-else class="ai-tool-actions">
           <button class="ai-tool-btn ai-tool-btn--approve"
                  :disabled="approving"
-                 @click="onApprove(true)">
+                 @click="onApprove">
             <span v-if="approving" class="ai-tool-btn-spinner" />
             <svg v-else width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>
             {{ $t('aiTool.approve') }}
           </button>
           <button class="ai-tool-btn ai-tool-btn--reject"
                   :disabled="approving"
-                  @click="onApprove(false)">
+                  @click="onReject">
             <span v-if="approving" class="ai-tool-btn-spinner" />
             <svg v-else width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg>
             {{ $t('aiTool.reject') }}
@@ -124,10 +124,8 @@
 </template>
 
 <script setup lang="ts">
-import { computed, ref, reactive, watch, onBeforeUnmount } from 'vue'
+import { computed, toRef } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useConfirm } from '@/composables/useConfirm'
-import { STREAM_TIMEOUT_MS } from '@/composables/ai/useAiStream'
 import {
   shouldKeepOpen,
   parseResult,
@@ -137,6 +135,7 @@ import {
 } from '@/composables/ai/useToolCard'
 import { parseDiffLines } from '@/composables/ai/useToolCardRender'
 import { useToolCardHeader } from '@/composables/ai/useToolCardHeader'
+import { useToolApproval } from '@/composables/ai/useToolApproval'
 import type { AiToolCallInfo } from '@/api/types'
 import ConfirmDialog from './ConfirmDialog.vue'
 import ToolResultBody from './ToolResultBody.vue'
@@ -165,141 +164,24 @@ const emit = defineEmits<{
   approve: [{ id: string; approved: boolean; decision?: 'once' | 'always' | 'deny' }]
 }>()
 
-// AE-2025-05:本卡自治二次确认状态机(每张 ToolCard 各持一份 confirmState,与 AiChat 父级隔离)。
-const { confirmState, confirmDialog, answerConfirm } = useConfirm()
-
 // 头部显示逻辑(工具名/审批参数语义化回显)抽离至 composable,传入 tc getter 保持响应式。
 const { toolDisplayName, displayArgValue, argsEntries } = useToolCardHeader(() => props.tc)
 
-/**
- * 审批按钮 loading 态(B-260616-08)。点击后置 true 禁用两按钮防重复点击 + spinner;
- * 后端回事件使 tc.status 离开 pending_approval → watch 复位。兜底计时到点复位 + toast 提示
- * (对齐全局看门狗 STREAM_TIMEOUT_MS,后端无回执时给用户重试入口)。
- */
-const APPROVE_LOADING_TIMEOUT_MS = STREAM_TIMEOUT_MS
-const approving = ref(false)
-let approvingTimer: ReturnType<typeof setTimeout> | null = null
-
-// ── 审批挂起时长显示(BUG-260624-02) ──
-// 背景:AI 调用需审批的工具(patch_file/write_file 等)后,ToolCard 弹审批卡常驻
-//   直到用户批/拒。用户可能走开忘了批,卡片无任何时长提示。
-// 方案选型(A/B/C 三选一,选 C):
-//   A 不做(删 todo)——挂起审批容易被遗忘,AI loop 卡死
-//   B 加超时+倒计时——后端加 timer + 超时后行为难定义(自动拒=丢改动/自动批=危险)
-//   C 显示挂起时长(本方案)——纯前端展示,不动后端,不改审批行为
-// 实现:进入 pending_approval 时记录起始时刻,每秒刷新 waitSecs。
-// >2分钟变橙色,>5分钟变红色,提示用户尽快审批。
-const pendingSince = ref<number | null>(null)
-const waitSecs = ref(0)
-let waitTimer: ReturnType<typeof setInterval> | null = null
-function startPendingTimer() {
-  if (pendingSince.value !== null) return
-  pendingSince.value = Date.now()
-  waitSecs.value = 0
-  if (waitTimer) clearInterval(waitTimer)
-  waitTimer = setInterval(() => {
-    if (pendingSince.value !== null) {
-      waitSecs.value = Math.floor((Date.now() - pendingSince.value) / 1000)
-    }
-  }, 1000)
-}
-function stopPendingTimer() {
-  if (waitTimer) { clearInterval(waitTimer); waitTimer = null }
-  pendingSince.value = null
-  waitSecs.value = 0
-}
-function formatWaitTime(secs: number): string {
-  const m = Math.floor(secs / 60)
-  const s = secs % 60
-  return `${m.toString().padStart(2, '0')}:${s.toString().padStart(2, '0')}`
-}
-const waitLevel = computed<'normal' | 'long' | 'urgent'>(() => {
-  if (waitSecs.value >= 300) return 'urgent'  // 5分钟
-  if (waitSecs.value >= 120) return 'long'    // 2分钟
-  return 'normal'
-})
-
-// ── 审批超时兜底 toast(本卡自管,分离窗口运行时 App 根 toast 不在 DOM) ──
-const approveToast = reactive({ visible: false, msg: '' })
-let _approveToastTimer: ReturnType<typeof setTimeout> | null = null
-function showApproveTimeoutToast(): void {
-  approveToast.msg = t('aiTool.approveLoadingTimeout')
-  approveToast.visible = true
-  if (_approveToastTimer) clearTimeout(_approveToastTimer)
-  _approveToastTimer = setTimeout(() => { approveToast.visible = false }, 3000)
-}
-
-/** AE-2025-05:High 风险工具白名单(后端 tool_registry.rs RiskLevel::High 对齐) */
-const HIGH_RISK_TOOLS = new Set<string>([
-  'delete_task', 'delete_project', 'restore_project', 'purge_project', 'delete_file', 'run_command',
-  'http_request',
-])
-
-/** High 风险工具的二次确认文案(按操作类型) */
-function highRiskConfirmMsg(name: string): string {
-  if (name === 'run_command') return t('aiTool.confirmHighExec')
-  if (name === 'http_request') return t('aiTool.confirmHighHttp')
-  if (name === 'delete_task' || name === 'delete_project' || name === 'purge_project' || name === 'delete_file' || name === 'restore_project') {
-    return t('aiTool.confirmHighDelete')
-  }
-  return t('aiTool.confirmHighGeneric')
-}
-
-async function onApprove(approved: boolean) {
-  if (approving.value) return        // 防重入
-  // AE-2025-05:High 风险 + 批准 → 先二次确认;拒绝不再二次确认(无害,加确认反增摩擦)
-  if (approved && HIGH_RISK_TOOLS.has(props.tc.name)) {
-    const ok = await confirmDialog(highRiskConfirmMsg(props.tc.name))
-    if (!ok) return
-  }
-  approving.value = true
-  approvingTimer = setTimeout(() => {
-    approving.value = false
-    approvingTimer = null
-    console.warn('[AI] 审批 loading 超时,后端可能未回执,已复位允许重试:', props.tc.id)
-    showApproveTimeoutToast()
-  }, APPROVE_LOADING_TIMEOUT_MS)
-  emit('approve', { id: props.tc.id, approved })
-}
-
-/**
- * path_auth 审批链阶段3b:path 类(路径授权挂起)三选项处理。
- * once=仅本次会话授权 / always=写持久白名单 / deny=拒绝。
- * 与 onApprove 同款 loading + 超时兜底,但 emit 带 decision(approved=false 仅占位,
- * 实际语义由 decision 决定;调用方 store.approveToolCall 按 decision 走 authorizeDir)。
- * path 类不做 High 风险二次确认(路径授权是显式白名单写入,非破坏性操作,once/always/deny 三选项
- * 本身就是用户明示决策,二次确认反增摩擦)。
- */
-async function onAuthorize(decision: 'once' | 'always' | 'deny') {
-  if (approving.value) return        // 防重入
-  approving.value = true
-  approvingTimer = setTimeout(() => {
-    approving.value = false
-    approvingTimer = null
-    console.warn('[AI] 路径授权 loading 超时,后端可能未回执,已复位允许重试:', props.tc.id)
-    showApproveTimeoutToast()
-  }, APPROVE_LOADING_TIMEOUT_MS)
-  // approved=false 仅占位:store.approveToolCall 据 decision 走 authorizeDir,approved 入参被忽略。
-  emit('approve', { id: props.tc.id, approved: false, decision })
-}
-
-// status 离开 pending_approval → 复位 approving(后端回执/转态时)。原 cmdOutputExpanded/
-// httpBodyExpanded 初始化逻辑已随结果区迁入 ToolResultBody,此处仅留 approving 复位。
-watch(() => props.tc.status, (s) => {
-  if (s !== 'pending_approval') {
-    approving.value = false
-    if (approvingTimer) { clearTimeout(approvingTimer); approvingTimer = null }
-    stopPendingTimer()
-  } else {
-    startPendingTimer()
-  }
-}, { immediate: true })
-
-onBeforeUnmount(() => {
-  if (approvingTimer) clearTimeout(approvingTimer)
-  if (_approveToastTimer) clearTimeout(_approveToastTimer)
-  stopPendingTimer()
-})
+// 审批状态机(按钮 loading/挂起时长/toast/approve+reject+path_auth 三选项)抽离至 composable。
+const {
+  approving,
+  approveToast,
+  waitSecs,
+  waitLevel,
+  formatWaitTime,
+  onApprove,
+  onReject,
+  onAuthorizeOnce,
+  onAuthorizeAlways,
+  onDeny,
+  confirmState,
+  answerConfirm,
+} = useToolApproval(toRef(props, 'tc'), emit)
 
 /** 一次解析结果供失败判定复用(头部 isFailed 用于卡片 border/status-dot 着色) */
 const parsed = computed(() => parseResult(props.tc.result))
diff --git a/src/components/ai/ChatInput.vue b/src/components/ai/ChatInput.vue
index d496b53..d9d7841 100644
--- a/src/components/ai/ChatInput.vue
+++ b/src/components/ai/ChatInput.vue
@@ -120,6 +120,25 @@
         <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="22" y1="2" x2="11" y2="13"/><polygon points="22 2 15 22 11 13 2 9 22 2"/></svg>
       </button>
     </div>
+    <!-- ⑥.4 Phase 4: @项目展开摘要(输入区 enrichment 预览) -->
+    <div v-if="hasEnrichment" class="ai-enrichment-bar">
+      <button
+        class="ai-enrichment-toggle"
+        :class="{ 'ai-enrichment-toggle--expanded': enrichmentExpanded }"
+        @click="enrichmentExpanded = !enrichmentExpanded"
+        :title="enrichmentExpanded ? $t('aiChat.enrichmentCollapse') : $t('aiChat.enrichmentExpand')"
+        :aria-label="enrichmentExpanded ? $t('aiChat.enrichmentCollapse') : $t('aiChat.enrichmentExpand')"
+      >
+        <svg class="ai-enrichment-chevron" width="10" height="10" viewBox="0 0 10 10" fill="currentColor">
+          <path d="M2 3l3 4 3-4" />
+        </svg>
+        <span class="ai-enrichment-badge">{{ enrichmentBadgeText }}</span>
+      </button>
+      <div v-if="enrichmentExpanded" class="ai-enrichment-panel">
+        <div class="ai-enrichment-label">{{ $t('aiChat.enrichmentLabel') }}</div>
+        <pre class="ai-enrichment-body"><code>{{ enrichmentDetailText }}</code></pre>
+      </div>
+    </div>
     <div class="ai-input-hint">{{ $t('aiChat.inputHint') }}</div>
   </div>
 </template>
@@ -382,6 +401,90 @@ const mentionStart = ref(-1)
 // 后端据 mentionSpans resolve 投影成 Augmentation 注入;MessageList 据此精确切区间渲染 chip。
 const pendingMentionSpans = ref<MentionSpan[]>([])
 
+// ── ⑥.4 Phase 4: @项目展开摘要(输入区 enrichment 预览) ──
+// 当用户 @[项目:xxx] 后,从 projectsStore 反查项目+关联任务/灵感,
+// 在输入区下方显式 badge + 可展开的上下文参考面板。
+interface ProjectEnrichment {
+  id: string
+  name: string
+  status: string
+  path: string | null
+  taskCount: number
+  ideaCount: number
+  inProgressTasks: { title: string; status: string }[]
+  pendingIdeas: { title: string; status: string }[]
+}
+
+const enrichmentExpanded = ref(false)
+
+/** @项目 mentions 经 stores 反查后的 enrichment 摘要列表 */
+const projectEnrichments = computed<ProjectEnrichment[]>(() => {
+  const projectSpans = pendingMentionSpans.value.filter(sp => sp.kind === 'project')
+  if (projectSpans.length === 0) return []
+  const projects = (projectsStore.projects || []) as ProjectRecord[]
+  const tasks = (projectsStore.tasks || []) as TaskRecord[]
+  const ideas = (projectsStore.ideas || []) as IdeaRecord[]
+  const results: ProjectEnrichment[] = []
+  for (const span of projectSpans) {
+    const project = projects.find(p => p.id === span.refId)
+    if (!project) continue
+    const relTasks = tasks.filter(t => t.project_id === project.id)
+    // ideas linking to this project via promoted_to (project name matching)
+    const relIdeas = ideas.filter(i => i.promoted_to === project.name || i.promoted_to === project.id)
+    const running = relTasks.filter(t => t.status === 'in_progress').slice(0, 20)
+    const pending = relIdeas.filter(i => i.status === 'pending_review').slice(0, 20)
+    results.push({
+      id: project.id,
+      name: project.name,
+      status: project.status as string,
+      path: project.path,
+      taskCount: relTasks.length,
+      ideaCount: relIdeas.length,
+      inProgressTasks: running.map(t => ({ title: t.title, status: t.status as string })),
+      pendingIdeas: pending.map(i => ({ title: i.title, status: i.status as string })),
+    })
+  }
+  return results
+})
+
+/** 是否有 enrichment 可展示 */
+const hasEnrichment = computed(() => projectEnrichments.value.length > 0)
+
+/** 概要 badge 文本(汇总所有 @项目 entrichment) */
+const enrichmentBadgeText = computed(() => {
+  const list = projectEnrichments.value
+  if (!list.length) return ''
+  const totalTasks = list.reduce((s, p) => s + p.taskCount, 0)
+  const totalIdeas = list.reduce((s, p) => s + p.ideaCount, 0)
+  const names = list.map(p => p.name).join('、')
+  return t('aiChat.enrichmentBadge', { project: names, tasks: totalTasks, ideas: totalIdeas })
+})
+
+/** 展开后的 enrichment 正文(mimic 后端 build_augmentation_segment 格式) */
+const enrichmentDetailText = computed(() => {
+  const list = projectEnrichments.value
+  if (!list.length) return ''
+  const lines: string[] = []
+  for (const p of list) {
+    lines.push(`【项目】${p.name}（状态: ${p.status}）`)
+    if (p.path) lines.push(`目录: ${p.path}`)
+    if (p.inProgressTasks.length > 0) {
+      lines.push(`进行中任务(${p.taskCount}):`)
+      for (const t of p.inProgressTasks) {
+        lines.push(`  - ${t.title} (${t.status})`)
+      }
+    }
+    if (p.pendingIdeas.length > 0) {
+      lines.push(`待评估灵感(${p.ideaCount}):`)
+      for (const i of p.pendingIdeas) {
+        lines.push(`  - ${i.title} (${i.status})`)
+      }
+    }
+    lines.push('')
+  }
+  return lines.join('\n')
+})
+
 const mentionGroupLabel = computed(() => ({
   project: t('aiChat.mentionGroupProject'),
   task: t('aiChat.mentionGroupTask'),
@@ -972,4 +1075,70 @@ defineExpose({
   margin-top: 4px;
   opacity: 0.6;
 }
+
+/* ── ⑥.4 Phase 4: @项目展开摘要(输入区 enrichment 预览) ── */
+.ai-enrichment-bar {
+  margin-top: 6px;
+  border: 0.5px solid color-mix(in srgb, var(--df-accent) 30%, transparent);
+  border-radius: var(--df-radius);
+  overflow: hidden;
+}
+.ai-enrichment-toggle {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  width: 100%;
+  padding: 4px 8px;
+  border: none;
+  background: color-mix(in srgb, var(--df-accent) 10%, transparent);
+  color: var(--df-text);
+  cursor: pointer;
+  font-size: 11px;
+  text-align: left;
+  transition: background 0.15s;
+}
+.ai-enrichment-toggle:hover {
+  background: color-mix(in srgb, var(--df-accent) 18%, transparent);
+}
+.ai-enrichment-toggle--expanded {
+  border-bottom: 0.5px solid color-mix(in srgb, var(--df-accent) 20%, transparent);
+}
+.ai-enrichment-chevron {
+  flex-shrink: 0;
+  color: var(--df-text-dim);
+  transition: transform 0.15s;
+}
+.ai-enrichment-toggle--expanded .ai-enrichment-chevron {
+  transform: rotate(180deg);
+}
+.ai-enrichment-badge {
+  flex: 1;
+  min-width: 0;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  color: var(--df-accent);
+  font-weight: 500;
+}
+.ai-enrichment-panel {
+  padding: 6px 8px;
+  background: var(--df-bg);
+  max-height: 200px;
+  overflow-y: auto;
+}
+.ai-enrichment-label {
+  font-size: 10px;
+  color: var(--df-text-dim);
+  margin-bottom: 4px;
+  font-weight: 600;
+}
+.ai-enrichment-body {
+  margin: 0;
+  font-size: 11px;
+  line-height: 1.6;
+  color: var(--df-text);
+  white-space: pre-wrap;
+  word-break: break-all;
+  font-family: var(--df-font-mono, ui-monospace, monospace);
+}
 </style>
diff --git a/src/components/ai/TopBar.vue b/src/components/ai/TopBar.vue
index d368a37..ad9cadd 100644
--- a/src/components/ai/TopBar.vue
+++ b/src/components/ai/TopBar.vue
@@ -20,34 +20,12 @@
         ⏳ {{ $t('aiChat.pendingApprovalCount', { n: pendingApprovalCount }) }}
       </div>
     </div>
-    <!-- F-01 阶段6: 模型选择器(自动/指定)。
-         自动模式=路由器选(现状零变化);指定模式=用户从下拉选 model_id,override 穿透主对话。
-         provider 无 model_configs(空池)时:下拉空 + 强制自动(toggle 禁用)。
-         仅展示 active provider 的 enabled model_configs。 -->
-    <div class="ai-model-picker" :title="modelPickerHint">
-      <div class="ai-model-mode">
-        <button
-          type="button"
-          class="ai-model-mode-btn"
-          :class="{ 'ai-model-mode-btn--active': !isSpecifyMode }"
-          :disabled="!enabledModels.length"
-          @click="setAutoMode"
-        >{{ $t('aiChat.autoMode') }}</button>
-        <button
-          type="button"
-          class="ai-model-mode-btn"
-          :class="{ 'ai-model-mode-btn--active': isSpecifyMode }"
-          :disabled="!enabledModels.length"
-          :title="enabledModels.length ? $t('aiChat.specifyModeHint') : $t('aiChat.noModels')"
-          @click="setSpecifyMode"
-        >{{ $t('aiChat.specifyMode') }}</button>
-      </div>
+    <!-- 模型选择器(对话透明化 L1:折叠为紧凑下拉) -->
+    <div class="ai-model-picker" :title="$t('aiChat.specifyModeHint') || ''">
       <select
         v-if="enabledModels.length"
-        class="ai-model-select"
+        class="ai-model-select ai-model-select--compact"
         :value="selectedModelId"
-        :disabled="!isSpecifyMode"
-        :title="isSpecifyMode ? '' : $t('aiChat.autoModeHint')"
         @change="onModelSelect($event)"
       >
         <option v-for="m in enabledModels" :key="m.model_id" :value="m.model_id">
@@ -114,20 +92,38 @@
     </div>
   </div>
 
-  <!-- 提供商状态 -->
-  <div
-    class="ai-provider-bar"
-    :class="{ 'ai-provider-bar--switchable': store.state.providers.length > 1 }"
-    v-if="store.state.providers.length > 0"
-    :title="store.state.providers.length > 1 ? $t('aiChat.clickToSwitchProvider') : ''"
-    @click="cycleProvider"
-  >
-    <span class="provider-dot"></span>
-    <span class="provider-name">{{ activeProviderName }}</span>
-  </div>
-  <div class="ai-provider-bar ai-provider-empty" v-else>
-    <span class="provider-hint">{{ $t('aiChat.providerNotConfigured') }}</span>
+  <!-- 下半栏:provider + goals 并排 -->
+  <div class="ai-bottom-bar">
+    <!-- 提供商状态 -->
+    <div
+      class="ai-provider-bar"
+      :class="{ 'ai-provider-bar--switchable': store.state.providers.length > 1 }"
+      v-if="store.state.providers.length > 0"
+      :title="store.state.providers.length > 1 ? $t('aiChat.clickToSwitchProvider') : ''"
+      @click="cycleProvider"
+    >
+      <span class="provider-dot"></span>
+      <span class="provider-name">{{ activeProviderName }}</span>
+    </div>
+    <div class="ai-provider-bar ai-provider-empty" v-else>
+      <span class="provider-hint">{{ $t('aiChat.providerNotConfigured') }}</span>
+    </div>
+
+    <!-- 目标入口(扁平化,不抢眼) -->
+    <div v-if="goals.length" class="ai-goals-inline">
+      <span class="ai-goals-inline-badge" @click="goalsExpanded = !goalsExpanded">
+        <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><circle cx="12" cy="12" r="6"/><circle cx="12" cy="12" r="2"/></svg>
+        {{ goals.length }}
+      </span>
+      <div v-if="goalsExpanded" class="ai-goals-inline-list">
+        <div v-for="(g, i) in goals" :key="i" class="ai-goal-inline-item">
+          <span>{{ g }}</span>
+          <button class="ai-goal-remove" @click="removeGoal(i)">×</button>
+        </div>
+      </div>
+    </div>
   </div>
+
   <!-- UX-2025-14: Provider 切换临时 bar(切换后展示当前 model 名,2s 后淡出) -->
   <Transition name="ai-provider-switch">
     <div v-if="providerBarVisible" class="ai-provider-switch-bar">
@@ -144,6 +140,7 @@
 import { ref, computed, watch, onBeforeUnmount } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAiStore } from '../../stores/ai'
+import { aiApi } from '../../api/ai'
 import type { ModelConfig } from '../../api/types'
 
 defineProps<{
@@ -194,9 +191,9 @@ const activeProviderName = computed(() => {
   return active?.name || store.state.providers[0]?.name || t('aiChat.notConfigured')
 })
 
-// ── F-01 阶段6: 顶部模型选择器(自动/指定) ──
+// ── 模型选择器(对话透明化 L1:折叠为紧凑下拉,直接选择模型) ──
 // active provider 的 model_configs(用户在 Settings 拉取过的,仅 enabled 项)。
-// 空池(provider 未拉取/无 enabled 模型)时下拉为空 + 强制自动模式。
+// 空池(provider 未拉取/无 enabled 模型)时下拉为空。
 const activeProviderRecord = computed(() =>
   store.state.providers.find(p => p.id === store.state.activeProvider)
   || store.state.providers.find(p => p.is_default)
@@ -206,51 +203,59 @@ const activeProviderRecord = computed(() =>
 const enabledModels = computed(() => {
   const p = activeProviderRecord.value
   if (!p?.model_configs) return []
-  // weight 降序(权重最高优先);slice 先复制避免 sort 污染 store 原 model_configs。
-  // 决定下拉顺序 + 默认选中([0]=权重最高),对齐用户诉求「默认选中权重最高、不随机/不摇摆」。
   return p.model_configs
     .filter(m => m.enabled)
     .slice()
     .sort((a, b) => (b.weight ?? 0) - (a.weight ?? 0))
 })
-// 指定模式 = store.modelOverride 非 null(模块级 ref,发送链路读它透传后端)。
-const isSpecifyMode = computed(() => store.modelOverride.value !== null)
 const selectedModelId = computed(() => store.modelOverride.value || '')
-/** 当前选中模型的 model_id(指定模式);自动模式为空 */
-const modelPickerHint = computed(() => {
-  if (!enabledModels.value.length) return t('aiChat.noModels')
-  return isSpecifyMode.value
-    ? t('aiChat.specifyModeHint')
-    : t('aiChat.autoModeHint')
-})
-/** 下拉选项 label:model_id/label(cost/intel 维度已去,UX-260618-04) */
 function modelOptionLabel(m: ModelConfig): string {
   return m.label || m.model_id
 }
-function setAutoMode() {
-  store.modelOverride.value = null
-}
-function setSpecifyMode() {
-  if (!enabledModels.value.length) return
-  // 进入指定模式默认选第一个 enabled 模型(若已非空且在池中则保留)
-  const cur = store.modelOverride.value
-  const inPool = cur && enabledModels.value.some(m => m.model_id === cur)
-  if (!inPool) {
-    store.modelOverride.value = enabledModels.value[0]?.model_id || null
-  }
-}
 function onModelSelect(e: Event) {
   const v = (e.target as HTMLSelectElement).value
   store.modelOverride.value = v || null
 }
 
-// UX-09 + 2026-06-18: 切换会话默认进 specify 模式并选中权重最高 model(用户诉求:默认确定选中、
-// 不随机/不摇摆)。从 AiChat.vue 迁移(原与 editingMsgId/cancelEdit 同 watch,拆分后此 watch
-// 仅管 modelOverride 默认值;编辑态取消留在 AiChat)。零行为变更。
+// 切换会话默认选中权重最高 model
 watch(() => store.state.activeConversationId, () => {
   store.modelOverride.value = enabledModels.value[0]?.model_id || null
 })
 
+// ── 🎯 对话目标面板(对话透明化 L1:Goal visibility) ──
+// 从最新 switch 返回的 conversation summary 中取 pinned_goals,
+// 增删操作经后端 IPC 持久化到 DB 并同步 per_conv 内存。
+const goals = ref<string[]>([])
+/** 目标列表展开/折叠 */
+const goalsExpanded = ref(false)
+
+/** 监听 activeConversationId 变化,加载目标的精简实现:从 store.conversations 查找当前会话的目标。 */
+/** 监听 activeConversationId 变化,加载目标 */
+watch(() => store.state.activeConversationId, (convId) => {
+  loadGoals(convId)
+}, { immediate: true })
+/** 消息变化后也刷新目标(发消息→save_conversation→DB→store 需重读) */
+watch(() => store.state.messages.length, () => {
+  // loadConversations 异步,等 store 刷新后重读
+  setTimeout(() => loadGoals(store.state.activeConversationId), 100)
+})
+
+function loadGoals(convId: string | null) {
+  if (!convId) { goals.value = []; return }
+  const conv = store.state.conversations.find(c => c.id === convId)
+  goals.value = conv?.pinned_goals ?? []
+}
+
+/** 移除第 i 个目标:删除后持久化全量列表到后端。 */
+async function removeGoal(i: number) {
+  const convId = store.state.activeConversationId
+  if (!convId) return
+  const next = [...goals.value]
+  next.splice(i, 1)
+  goals.value = next
+  await aiApi.updateConversationGoals(convId, next)
+}
+
 // 循环切换 Provider(provider bar 点击)
 function cycleProvider() {
   const ps = store.state.providers
@@ -331,45 +336,15 @@ onBeforeUnmount(() => {
   opacity: 0.85;
 }
 
-/* ═══ F-01 阶段6: 模型选择器(自动/指定 toggle + 下拉) ═══ */
+/* ═══ 模型选择器(对话透明化 L1:紧凑下拉) ═══ */
 .ai-model-picker {
   display: flex;
   align-items: center;
-  gap: 4px;
   margin-left: auto;
   margin-right: 4px;
   padding-left: 8px;
   min-width: 0;
 }
-.ai-model-mode {
-  display: inline-flex;
-  border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius-sm);
-  overflow: hidden;
-  flex-shrink: 0;
-}
-.ai-model-mode-btn {
-  border: none;
-  background: transparent;
-  color: var(--df-text-dim);
-  font-size: 10px;
-  padding: 3px 8px;
-  cursor: pointer;
-  transition: background 0.15s, color 0.15s;
-  white-space: nowrap;
-}
-.ai-model-mode-btn:hover:not(:disabled) {
-  background: var(--df-bg-card);
-  color: var(--df-text);
-}
-.ai-model-mode-btn--active {
-  background: var(--df-accent-bg);
-  color: var(--df-accent);
-}
-.ai-model-mode-btn:disabled {
-  opacity: 0.45;
-  cursor: not-allowed;
-}
 .ai-model-select {
   min-width: 0;
   max-width: 180px;
@@ -383,6 +358,11 @@ onBeforeUnmount(() => {
   outline: none;
   cursor: pointer;
 }
+.ai-model-select--compact {
+  max-width: 130px;
+  margin-left: auto;
+  margin-right: 4px;
+}
 .ai-model-select:disabled {
   opacity: 0.6;
   cursor: not-allowed;
@@ -432,19 +412,88 @@ onBeforeUnmount(() => {
   animation: ai-btn-spin 0.9s linear infinite;
 }
 
-/* ═══ Provider Bar ═══ */
-.ai-provider-bar {
+/* ═══ 🎯 对话目标面板(对话透明化 L1) ═══ */
+.ai-goals-panel {
+  padding: 6px 14px;
+  border-bottom: 0.5px solid var(--df-border);
+  background: color-mix(in srgb, var(--df-accent) 6%, transparent);
+}
+.ai-goals-header {
   display: flex;
   align-items: center;
   gap: 6px;
-  padding: 6px 14px;
+  margin-bottom: 4px;
+}
+.ai-goals-title {
+  font-size: 11px;
+  font-weight: 500;
+  color: var(--df-accent);
+}
+.ai-goals-list {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+}
+.ai-goal-item {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  padding: 1px 0;
+}
+.ai-goal-icon {
+  font-size: 10px;
+  flex-shrink: 0;
+}
+.ai-goal-text {
+  font-size: 11px;
+  color: var(--df-text-secondary);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  flex: 1;
+  min-width: 0;
+}
+.ai-goal-remove {
+  border: none;
+  background: transparent;
+  color: var(--df-text-dim);
+  cursor: pointer;
+  font-size: 13px;
+  padding: 0 2px;
+  line-height: 1;
+  flex-shrink: 0;
+  opacity: 0;
+  transition: opacity 0.15s;
+}
+.ai-goal-item:hover .ai-goal-remove {
+  opacity: 1;
+}
+.ai-goal-remove:hover {
+  color: var(--df-danger);
+}
+
+/* ═══ Provider Bar + Goals(并排) ═══ */
+.ai-bottom-bar {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 2px 14px;
   border-bottom: 0.5px solid var(--df-border);
+  min-height: 26px;
+}
+.ai-provider-bar {
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 11px;
+  color: var(--df-text-secondary);
+  white-space: nowrap;
 }
 .ai-provider-bar--switchable {
   cursor: pointer;
 }
 .ai-provider-bar--switchable:hover {
-  background: var(--df-bg-card);
+  color: var(--df-text-primary);
 }
 .provider-dot {
   width: 5px;
@@ -460,6 +509,58 @@ onBeforeUnmount(() => {
 .ai-provider-empty {
   background: var(--df-danger-bg);
 }
+
+/* 目标入口(扁平低调) */
+.ai-goals-inline {
+  position: relative;
+  display: inline-flex;
+  align-items: center;
+}
+.ai-goals-inline-badge {
+  cursor: pointer;
+  font-size: 10px;
+  padding: 1px 5px;
+  border-radius: 3px;
+  display: inline-flex;
+  align-items: center;
+  gap: 2px;
+  color: var(--df-text-dim);
+  background: transparent;
+  transition: color 0.15s, background 0.15s;
+  opacity: 0.6;
+}
+.ai-goals-inline-badge:hover {
+  opacity: 1;
+  background: var(--df-bg-card);
+  color: var(--df-text-secondary);
+}
+.ai-goals-inline-list {
+  position: absolute;
+  top: 100%; left: 0;
+  z-index: 100;
+  min-width: 200px;
+  max-width: 360px;
+  background: var(--df-bg, #fff);
+  border: 0.5px solid var(--df-border);
+  border-radius: var(--df-radius-sm, 4px);
+  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
+  padding: 4px 0;
+  margin-top: 2px;
+}
+.ai-goal-inline-item {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 8px;
+  padding: 3px 8px;
+  font-size: 11px;
+}
+.ai-goal-inline-item:hover {
+  background: var(--df-bg-card, #f5f5f5);
+}
+.ai-goal-remove:hover {
+  color: var(--df-danger, #e5484d);
+}
 .provider-hint {
   font-size: 11px;
   color: var(--df-danger);
diff --git a/src/components/workflow/WorkflowDagDisplay.vue b/src/components/workflow/WorkflowDagDisplay.vue
index c43576f..f4ec066 100644
--- a/src/components/workflow/WorkflowDagDisplay.vue
+++ b/src/components/workflow/WorkflowDagDisplay.vue
@@ -2,27 +2,39 @@
   <div v-if="dag" class="wf-dag">
     <h4 class="wf-dag-title">{{ $t('taskDetail.workflowDagTitle') || '工作流结构' }}</h4>
 
-    <!-- 节点列表 -->
-    <div class="wf-dag-nodes">
-      <div v-for="node in dag.nodes" :key="node.id" class="wf-dag-node">
-        <span class="wf-dag-node-icon">⬡</span>
-        <span class="wf-dag-node-name">{{ node.id }}</span>
-        <span class="wf-dag-node-type">{{ nodeTypeLabel[node.node_type] || node.node_type }}</span>
+    <!-- 拓扑分层渲染：同层并行，层间串行 -->
+    <div class="wf-dag-layers">
+      <div v-for="(layer, li) in layers" :key="li" class="wf-dag-layer">
+        <div class="wf-dag-layer-label">{{ $t('taskDetail.workflowLayer') || '层' }} {{ li + 1 }}</div>
+        <div class="wf-dag-layer-nodes">
+          <div
+            v-for="node in layer"
+            :key="node.id"
+            class="wf-dag-node"
+            :class="nodeClass(node.id, props.nodeStatuses)"
+          >
+            <span class="wf-dag-node-status-dot"></span>
+            <span class="wf-dag-node-name">{{ node.id }}</span>
+            <span class="wf-dag-node-type">{{ nodeTypeLabel[node.node_type] || node.node_type }}</span>
+            <span v-if="nodeStatuses[node.id]" class="wf-dag-node-status">{{ statusLabel(nodeStatuses[node.id]) }}</span>
+          </div>
+        </div>
+        <!-- 层间箭头 -->
+        <div v-if="li < layers.length - 1" class="wf-dag-layer-arrow">↓</div>
       </div>
     </div>
 
-    <!-- 边列表（带条件） -->
-    <div class="wf-dag-edges">
-      <div v-for="(edge, i) in dag.edges" :key="i" class="wf-dag-edge">
-        <span class="wf-dag-edge-arrow">{{ edge.source }} → {{ edge.target }}</span>
-        <span v-if="edge.condition" class="wf-dag-edge-cond" :title="edge.condition">
-          {{ edge.condition }}
-        </span>
-        <span v-else class="wf-dag-edge-cond wf-dag-edge-cond--uncond">
-          无条件
-        </span>
+    <!-- 边条件列表（折叠态，hover 节点时参考） -->
+    <details class="wf-dag-edges-detail">
+      <summary class="wf-dag-edges-summary">{{ $t('taskDetail.workflowEdgeDetail') || '边条件详情' }} ({{ dag.edges.length }})</summary>
+      <div class="wf-dag-edges">
+        <div v-for="(edge, i) in dag.edges" :key="i" class="wf-dag-edge">
+          <span class="wf-dag-edge-arrow">{{ edge.source }} → {{ edge.target }}</span>
+          <span v-if="edge.condition" class="wf-dag-edge-cond" :title="edge.condition">{{ edge.condition }}</span>
+          <span v-else class="wf-dag-edge-cond wf-dag-edge-cond--uncond">{{ $t('taskDetail.workflowUnconditional') || '无条件' }}</span>
+        </div>
       </div>
-    </div>
+    </details>
   </div>
   <div v-else class="wf-dag wf-dag--empty">
     {{ $t('taskDetail.workflowDagEmpty') || '暂无工作流数据' }}
@@ -37,23 +49,23 @@ interface DagNode {
   node_type: string
   config?: Record<string, unknown>
 }
-
 interface EdgeDef {
   source: string
   target: string
   condition?: string | null
 }
+export type NodeStatus = 'pending' | 'running' | 'completed' | 'failed' | 'skipped'
 
-const props = defineProps<{
+const props = withDefaults(defineProps<{
   dagJson: string
-}>()
+  nodeStatuses?: Record<string, NodeStatus>
+}>(), {
+  nodeStatuses: () => ({}),
+})
 
 const dag = computed<{ nodes: DagNode[]; edges: EdgeDef[] } | null>(() => {
-  try {
-    return JSON.parse(props.dagJson)
-  } catch {
-    return null
-  }
+  try { return JSON.parse(props.dagJson) }
+  catch { return null }
 })
 
 const nodeTypeLabel: Record<string, string> = {
@@ -62,70 +74,120 @@ const nodeTypeLabel: Record<string, string> = {
   'ScriptNode': '脚本',
   'AiSelfReviewNode': 'AI 自审',
 }
+
+function statusLabel(s: NodeStatus): string {
+  return { pending: '⏳', running: '🔄', completed: '✅', failed: '❌', skipped: '⏭️' }[s] || ''
+}
+
+function nodeClass(id: string, statuses: Record<string, NodeStatus>): Record<string, boolean> {
+  const s = statuses[id]
+  return {
+    'wf-dag-node--running': s === 'running',
+    'wf-dag-node--completed': s === 'completed',
+    'wf-dag-node--failed': s === 'failed',
+    'wf-dag-node--skipped': s === 'skipped',
+  }
+}
+
+/** 拓扑分层：从无入边的根节点开始，逐层推进 */
+const layers = computed<(DagNode & { deps?: string[] })[][]>(() => {
+  if (!dag.value) return []
+  const d = dag.value
+  // 入边计数
+  const inDegree: Record<string, number> = {}
+  const edgeMap: Record<string, string[]> = {}
+  for (const n of d.nodes) {
+    inDegree[n.id] = 0
+    edgeMap[n.id] = []
+  }
+  for (const e of d.edges) {
+    if (!edgeMap[e.source]) edgeMap[e.source] = []
+    edgeMap[e.source].push(e.target)
+    inDegree[e.target] = (inDegree[e.target] || 0) + 1
+  }
+  // Kahn 拓扑排序
+  const layers: (DagNode & { deps?: string[] })[][] = []
+  let queue = Object.entries(inDegree).filter(([, d]) => d === 0).map(([id]) => id)
+  const visited = new Set<string>()
+  while (queue.length > 0) {
+    const layer: DagNode[] = []
+    const next: string[] = []
+    for (const id of queue) {
+      if (visited.has(id)) continue
+      visited.add(id)
+      const node = d.nodes.find(n => n.id === id)
+      if (node) layer.push(node)
+      for (const target of (edgeMap[id] || [])) {
+        inDegree[target]--
+        if (inDegree[target] === 0) next.push(target)
+      }
+    }
+    if (layer.length > 0) layers.push(layer)
+    queue = next
+  }
+  return layers
+})
 </script>
 
 <style scoped>
 .wf-dag {
-  margin-top: 8px;
-  padding: 8px 12px;
+  margin-top: 8px; padding: 8px 12px;
   background: var(--df-bg-card, #fafafa);
-  border-radius: var(--df-radius-sm, 4px);
-  font-size: 12px;
+  border-radius: var(--df-radius-sm, 4px); font-size: 12px;
 }
-.wf-dag--empty {
-  color: var(--df-text-dim, #888);
-}
-.wf-dag-title {
-  margin: 0 0 6px;
-  font-size: 13px;
-  font-weight: 600;
-}
-.wf-dag-nodes {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 4px;
-  margin-bottom: 8px;
+.wf-dag--empty { color: var(--df-text-dim, #888); }
+.wf-dag-title { margin: 0 0 8px; font-size: 13px; font-weight: 600; }
+
+.wf-dag-layers { display: flex; flex-direction: column; align-items: center; gap: 2px; }
+.wf-dag-layer { display: flex; flex-direction: column; align-items: center; gap: 4px; }
+.wf-dag-layer-label { font-size: 10px; color: var(--df-text-dim, #888); align-self: flex-start; }
+.wf-dag-layer-nodes {
+  display: flex; flex-wrap: wrap; justify-content: center; gap: 6px;
 }
+.wf-dag-layer-arrow { font-size: 16px; color: var(--df-text-dim, #888); line-height: 1; }
+
 .wf-dag-node {
-  display: inline-flex;
-  align-items: center;
-  gap: 4px;
-  padding: 3px 8px;
+  display: inline-flex; align-items: center; gap: 4px;
+  padding: 4px 10px;
   background: var(--df-bg, #fff);
-  border: 0.5px solid var(--df-border, #ddd);
+  border: 1px solid var(--df-border, #ddd);
   border-radius: var(--df-radius-sm, 4px);
+  transition: border-color 0.3s, background 0.3s;
 }
-.wf-dag-node-icon { color: var(--df-text-dim, #888); }
-.wf-dag-node-name { font-weight: 500; }
+.wf-dag-node-name { font-weight: 500; white-space: nowrap; }
 .wf-dag-node-type {
-  font-size: 10px;
-  color: var(--df-text-dim, #888);
-  background: var(--df-bg-card, #f0f0f0);
-  padding: 0 4px;
-  border-radius: 3px;
+  font-size: 10px; color: var(--df-text-dim, #888);
+  background: var(--df-bg-card, #f0f0f0); padding: 0 4px; border-radius: 3px;
 }
-.wf-dag-edges {
-  display: flex;
-  flex-direction: column;
-  gap: 3px;
+.wf-dag-node-status { font-size: 11px; }
+.wf-dag-node-status-dot {
+  width: 6px; height: 6px; border-radius: 50%;
+  background: var(--df-text-dim, #ccc);
 }
-.wf-dag-edge {
-  display: flex;
-  align-items: center;
-  gap: 6px;
-  padding: 2px 0;
+.wf-dag-node--running {
+  border-color: var(--df-info, #4a90e2);
+  background: rgba(74,144,226,0.05);
 }
+.wf-dag-node--running .wf-dag-node-status-dot {
+  background: var(--df-info, #4a90e2);
+  animation: pulse 1s ease-in-out infinite;
+}
+.wf-dag-node--completed { border-color: var(--df-success, #3ddba0); }
+.wf-dag-node--completed .wf-dag-node-status-dot { background: var(--df-success, #3ddba0); }
+.wf-dag-node--failed { border-color: var(--df-danger, #e5484d); background: rgba(229,72,77,0.05); }
+.wf-dag-node--failed .wf-dag-node-status-dot { background: var(--df-danger, #e5484d); }
+.wf-dag-node--skipped { opacity: 0.5; }
+
+@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
+
+.wf-dag-edges-detail { margin-top: 8px; }
+.wf-dag-edges-summary { cursor: pointer; font-size: 11px; color: var(--df-info, #4a90e2); }
+.wf-dag-edges { display: flex; flex-direction: column; gap: 3px; margin-top: 4px; }
+.wf-dag-edge { display: flex; align-items: center; gap: 6px; padding: 2px 0; font-size: 11px; }
 .wf-dag-edge-arrow { color: var(--df-text-primary); }
 .wf-dag-edge-cond {
-  font-family: var(--df-font-mono);
-  font-size: 11px;
-  padding: 1px 6px;
-  background: rgba(74, 144, 226, 0.08);
-  border-radius: 3px;
-  color: var(--df-info, #4a90e2);
-}
-.wf-dag-edge-cond--uncond {
-  background: transparent;
-  color: var(--df-text-dim, #aaa);
+  font-family: var(--df-font-mono); font-size: 11px; padding: 1px 6px;
+  background: rgba(74,144,226,0.08); border-radius: 3px; color: var(--df-info, #4a90e2);
 }
+.wf-dag-edge-cond--uncond { background: transparent; color: var(--df-text-dim, #aaa); }
 </style>
diff --git a/src/composables/ai/useAiEvents.ts b/src/composables/ai/useAiEvents.ts
index 24bf789..8815dd0 100644
--- a/src/composables/ai/useAiEvents.ts
+++ b/src/composables/ai/useAiEvents.ts
@@ -578,8 +578,10 @@ function handleLifecycleEvent(event: AiChatEvent): boolean {
           role: 'assistant',
           content: t('ai.responseIncomplete'),
           timestamp: Date.now(),
-        } as AiMessage)
+        })
       }
+      // 对话透明化 L1:刷新会话列表(更新 pinned_goals)
+      void loadConversations()
       // token 用量记录(开关开时):lastTokenUsage 供当前回复展示,convTokenTotal 累加对话总量
       if (isShowTokenUsage()) {
         state.lastTokenUsage = {
diff --git a/src/composables/ai/useToolApproval.ts b/src/composables/ai/useToolApproval.ts
new file mode 100644
index 0000000..0a563e8
--- /dev/null
+++ b/src/composables/ai/useToolApproval.ts
@@ -0,0 +1,212 @@
+/**
+ * ToolCard 审批状态机 — 从 ToolCard.vue 抽离的审批 UI 逻辑。
+ *
+ * 职责:审批按钮 loading 态、审批挂起时长显示(BUG-260624-02)、
+ * 审批超时兜底 toast(UX-260617-14)、approve/reject/path_auth 三选项处理、
+ * status 变化自动复位 + pending 计时。
+ *
+ * 不含 store IPC 调用(useAiApproval 负责)和模板渲染——纯状态管理。
+ */
+import { ref, reactive, computed, watch, onBeforeUnmount, type Ref } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { useConfirm } from '@/composables/useConfirm'
+import { STREAM_TIMEOUT_MS } from '@/composables/ai/useAiStream'
+import type { AiToolCallInfo } from '@/api/types'
+
+/**
+ * 审批按钮 loading 超时兜底(B-260616-08)。
+ * 后端回事件使 tc.status 离开 pending_approval → watch 复位。
+ * 兜底计时到点复位 + toast 提示(对齐全局看门狗 STREAM_TIMEOUT_MS,后端无回执时给用户重试入口)。
+ */
+const APPROVE_LOADING_TIMEOUT_MS = STREAM_TIMEOUT_MS
+
+/** AE-2025-05:High 风险工具白名单(后端 tool_registry.rs RiskLevel::High 对齐) */
+const HIGH_RISK_TOOLS = new Set<string>([
+  'delete_task', 'delete_project', 'restore_project', 'purge_project', 'delete_file', 'run_command',
+  'http_request',
+])
+
+export function useToolApproval(tc: Ref<AiToolCallInfo>, emit: any) {
+  const { t } = useI18n()
+  const { confirmState, confirmDialog, answerConfirm } = useConfirm()
+
+  // ── B-260616-08: 审批 loading 态 ──
+  const approving = ref(false)
+  let approvingTimer: ReturnType<typeof setTimeout> | null = null
+
+  // ── BUG-260624-02: 审批挂起时长显示 ──
+  const pendingSince = ref<number | null>(null)
+  const waitSecs = ref(0)
+  let waitTimer: ReturnType<typeof setInterval> | null = null
+
+  function startPendingTimer() {
+    if (pendingSince.value !== null) return
+    pendingSince.value = Date.now()
+    waitSecs.value = 0
+    if (waitTimer) clearInterval(waitTimer)
+    waitTimer = setInterval(() => {
+      if (pendingSince.value !== null) {
+        waitSecs.value = Math.floor((Date.now() - pendingSince.value) / 1000)
+      }
+    }, 1000)
+  }
+
+  function stopPendingTimer() {
+    if (waitTimer) { clearInterval(waitTimer); waitTimer = null }
+    pendingSince.value = null
+    waitSecs.value = 0
+  }
+
+  function formatWaitTime(secs: number): string {
+    const m = Math.floor(secs / 60)
+    const s = secs % 60
+    return `${m.toString().padStart(2, '0')}:${s.toString().padStart(2, '0')}`
+  }
+
+  const waitLevel = computed<'normal' | 'long' | 'urgent'>(() => {
+    if (waitSecs.value >= 300) return 'urgent'  // 5分钟
+    if (waitSecs.value >= 120) return 'long'    // 2分钟
+    return 'normal'
+  })
+
+  // ── UX-260617-14: 审批超时兜底 toast ──
+  const approveToast = reactive({ visible: false, msg: '' })
+  let _approveToastTimer: ReturnType<typeof setTimeout> | null = null
+
+  function showApproveTimeoutToast(): void {
+    approveToast.msg = t('aiTool.approveLoadingTimeout')
+    approveToast.visible = true
+    if (_approveToastTimer) clearTimeout(_approveToastTimer)
+    _approveToastTimer = setTimeout(() => { approveToast.visible = false }, 3000)
+  }
+
+  /** AE-2025-05:High 风险工具的二次确认文案(按操作类型) */
+  function highRiskConfirmMsg(name: string): string {
+    if (name === 'run_command') return t('aiTool.confirmHighExec')
+    if (name === 'http_request') return t('aiTool.confirmHighHttp')
+    if (name === 'delete_task' || name === 'delete_project' || name === 'purge_project' || name === 'delete_file' || name === 'restore_project') {
+      return t('aiTool.confirmHighDelete')
+    }
+    return t('aiTool.confirmHighGeneric')
+  }
+
+  /**
+   * 批准按钮处理(risk 类专用)。
+   * AE-2025-05:High 风险工具 → 先二次确认(useConfirm 弹层)。
+   * loading + 超时兜底复用 B-260616-08 机制。
+   */
+  async function onApprove() {
+    if (approving.value) return        // 防重入
+    // AE-2025-05:High 风险 → 先二次确认
+    if (HIGH_RISK_TOOLS.has(tc.value.name)) {
+      const ok = await confirmDialog(highRiskConfirmMsg(tc.value.name))
+      if (!ok) return
+    }
+    approving.value = true
+    approvingTimer = setTimeout(() => {
+      approving.value = false
+      approvingTimer = null
+      console.warn('[AI] 审批 loading 超时,后端可能未回执,已复位允许重试:', tc.value.id)
+      showApproveTimeoutToast()
+    }, APPROVE_LOADING_TIMEOUT_MS)
+    emit('approve', { id: tc.value.id, approved: true })
+  }
+
+  /**
+   * 拒绝按钮处理(risk 类专用)。
+   * loading + 超时兜底复用 B-260616-08 机制。拒绝不做 High 风险二次确认(无害,加确认反增摩擦)。
+   */
+  async function onReject() {
+    if (approving.value) return        // 防重入
+    approving.value = true
+    approvingTimer = setTimeout(() => {
+      approving.value = false
+      approvingTimer = null
+      console.warn('[AI] 审批 loading 超时,后端可能未回执,已复位允许重试:', tc.value.id)
+      showApproveTimeoutToast()
+    }, APPROVE_LOADING_TIMEOUT_MS)
+    emit('approve', { id: tc.value.id, approved: false })
+  }
+
+  /**
+   * path_auth 审批链阶段3b:path 类「仅本次会话授权」处理。
+   * 与 onApprove 同款 loading + 超时兜底,emit 带 decision='once'。
+   * path 类不做 High 风险二次确认(路径授权是显式白名单写入,非破坏性操作,三选项本身就是用户明示决策)。
+   */
+  async function onAuthorizeOnce() {
+    if (approving.value) return
+    approving.value = true
+    approvingTimer = setTimeout(() => {
+      approving.value = false
+      approvingTimer = null
+      console.warn('[AI] 路径授权 loading 超时,后端可能未回执,已复位允许重试:', tc.value.id)
+      showApproveTimeoutToast()
+    }, APPROVE_LOADING_TIMEOUT_MS)
+    emit('approve', { id: tc.value.id, approved: false, decision: 'once' })
+  }
+
+  /**
+   * path_auth 审批链阶段3b:path 类「写持久白名单」处理。
+   * 同 onAuthorizeOnce,decision='always'。
+   */
+  async function onAuthorizeAlways() {
+    if (approving.value) return
+    approving.value = true
+    approvingTimer = setTimeout(() => {
+      approving.value = false
+      approvingTimer = null
+      console.warn('[AI] 路径授权 loading 超时,后端可能未回执,已复位允许重试:', tc.value.id)
+      showApproveTimeoutToast()
+    }, APPROVE_LOADING_TIMEOUT_MS)
+    emit('approve', { id: tc.value.id, approved: false, decision: 'always' })
+  }
+
+  /**
+   * path_auth 审批链阶段3b:path 类「拒绝」处理。
+   * 同 onAuthorizeOnce,decision='deny'。
+   */
+  async function onDeny() {
+    if (approving.value) return
+    approving.value = true
+    approvingTimer = setTimeout(() => {
+      approving.value = false
+      approvingTimer = null
+      console.warn('[AI] 路径授权 loading 超时,后端可能未回执,已复位允许重试:', tc.value.id)
+      showApproveTimeoutToast()
+    }, APPROVE_LOADING_TIMEOUT_MS)
+    emit('approve', { id: tc.value.id, approved: false, decision: 'deny' })
+  }
+
+  // status 离开 pending_approval → 复位 approving(后端回执/转态时)。
+  watch(() => tc.value.status, (s) => {
+    if (s !== 'pending_approval') {
+      approving.value = false
+      if (approvingTimer) { clearTimeout(approvingTimer); approvingTimer = null }
+      stopPendingTimer()
+    } else {
+      startPendingTimer()
+    }
+  }, { immediate: true })
+
+  onBeforeUnmount(() => {
+    if (approvingTimer) clearTimeout(approvingTimer)
+    if (_approveToastTimer) clearTimeout(_approveToastTimer)
+    stopPendingTimer()
+  })
+
+  return {
+    approving,
+    approveToast,
+    waitSecs,
+    waitLevel,
+    formatWaitTime,
+    onApprove,
+    onReject,
+    onAuthorizeOnce,
+    onAuthorizeAlways,
+    onDeny,
+    // 供模板 ConfirmDialog 绑定
+    confirmState,
+    answerConfirm,
+  }
+}
diff --git a/src/i18n/en/aiChat.ts b/src/i18n/en/aiChat.ts
index 85d1b87..f3dbfdc 100644
--- a/src/i18n/en/aiChat.ts
+++ b/src/i18n/en/aiChat.ts
@@ -170,6 +170,12 @@ export default {
     // Same-name skill conflict (scan_skills returns conflicts; frontend warns, injection takes first by skills>commands>plugins priority)
     skillConflict: 'Skill "{name}" has multiple definitions; using skills priority',
 
+    // ── ⑥.4 Phase 4: @project expansion summary (input area preview) ──
+    enrichmentBadge: '📎 Referenced "{project}" ({tasks} tasks, {ideas} ideas)',
+    enrichmentExpand: 'Show context preview',
+    enrichmentCollapse: 'Hide context preview',
+    enrichmentLabel: 'Context preview',
+
 
     // ── F-15 phase 2: manual context management (clear / compress) ──
     // Buttons (Header action area: trash + compress icon)
diff --git a/src/i18n/zh-CN/aiChat.ts b/src/i18n/zh-CN/aiChat.ts
index 7dc4271..e1d02d3 100644
--- a/src/i18n/zh-CN/aiChat.ts
+++ b/src/i18n/zh-CN/aiChat.ts
@@ -171,6 +171,12 @@ export default {
     // 同名技能冲突(scan_skills 返回 conflicts,前端提示,注入按 skills>commands>plugins 优先级取首份)
     skillConflict: '技能 {name} 存在多份定义,已采用 skills 优先级',
 
+    // ── ⑥.4 Phase 4: @项目展开摘要(输入区预览 ──
+    enrichmentBadge: '📎 已关联「{project}」({tasks} 项任务, {ideas} 项灵感)',
+    enrichmentExpand: '展开上下文参考',
+    enrichmentCollapse: '收起上下文参考',
+    enrichmentLabel: '上下文参考',
+
 
     // ── F-15 阶段2: 手动上下文管理(清空 / 压缩) ──
     // 按钮(Header 操作区:垃圾桶 + 压缩图标)
diff --git a/src/views/TaskDetail.vue b/src/views/TaskDetail.vue
index bf43767..20a0cba 100644
--- a/src/views/TaskDetail.vue
+++ b/src/views/TaskDetail.vue
@@ -86,9 +86,11 @@
                 {{ $t('taskDetail.workflowStepsProgress', { done: wfDoneCount, total: wfDoneTotal }) }}
               </span>
               <span v-if="wfCompletedHint" class="wf-progress-hint">{{ $t('taskDetail.workflowCompletedHint') }}</span>
-              <span v-else-if="wfFailedHint" class="wf-progress-hint wf-progress-hint-fail">{{ $t('taskDetail.workflowFailedHint') }}</span>
+              <span v-if="wfFailedHint" class="wf-progress-hint wf-progress-hint-fail">{{ $t('taskDetail.workflowFailedHint') }}</span>
             </div>
           </div>
+          <!-- 工作流 DAG 结构 -->
+          <WorkflowDagDisplay v-if="wfDagJson" :dag-json="wfDagJson" :node-statuses="wfNodeStatuses" />
           <div class="info-item">
             <span class="label">{{ $t('taskDetail.priority') }}</span>
             <span class="value">
@@ -169,6 +171,7 @@ import {
 import type { TaskRecord, ProjectRecord, IdeaRecord, DfDataChangedPayload, WorkflowEventPayload } from '@/api/types'
 import TaskOutputCard from '@/components/task/TaskOutputCard.vue'
 import WorkflowDagDisplay from '@/components/workflow/WorkflowDagDisplay.vue'
+import type { NodeStatus } from '@/components/workflow/WorkflowDagDisplay.vue'
 
 const { t } = useI18n()
 const route = useRoute()
@@ -202,7 +205,9 @@ const wfFailedHint = computed(() => wfResult.value === 'failed')
 
 // 工作流 DAG 结构展示
 const wfDagJson = ref('')
+const wfNodeStatuses = ref<Record<string, NodeStatus>>({})
 async function refreshWorkflowDag(execId: string) {
+  wfNodeStatuses.value = {}
   try {
     const record = await workflowApi.getExecution(execId)
     if (record?.dag_json) wfDagJson.value = record.dag_json
@@ -365,12 +370,16 @@ function handleWorkflowEvent(payload: WorkflowEventPayload) {
       // 用「已启动 + 已完成」近似 total,显示已完成/已启动进度)
       const node = String(evt.node_id ?? '')
       wfRunningNode.value = node
+      wfNodeStatuses.value = { ...wfNodeStatuses.value, [node]: 'running' }
       if (wfTotalNodes.value === 0) wfTotalNodes.value = 1
       else wfTotalNodes.value = Math.max(wfTotalNodes.value, wfDoneCount.value + 1)
       break
     }
     case 'node_completed': {
       wfDoneCount.value += 1
+      if (wfRunningNode.value) {
+        wfNodeStatuses.value = { ...wfNodeStatuses.value, [wfRunningNode.value]: 'completed' }
+      }
       wfRunningNode.value = ''
       break
     }
@@ -387,7 +396,12 @@ function handleWorkflowEvent(payload: WorkflowEventPayload) {
       break
     }
     case 'workflow_failed':
-    case 'node_failed': {
+    case 'node_failed':
+    case 'workflow_failed': {
+      if (evt?.node_id) {
+        const node = String(evt.node_id)
+        wfNodeStatuses.value = { ...wfNodeStatuses.value, [node]: 'failed' }
+      }
       if (evt?.type === 'workflow_failed') {
         wfAdvancing.value = false
         wfRunningNode.value = ''