diff --git a/crates/df-execute/src/shell.rs b/crates/df-execute/src/shell.rs
index 3313b9e..3353106 100644
--- a/crates/df-execute/src/shell.rs
+++ b/crates/df-execute/src/shell.rs
@@ -1,6 +1,7 @@
 //! Shell 执行器 — 通过 tokio::process 执行 shell 命令
 
 use serde::{Deserialize, Serialize};
+use std::process::Stdio;
 
 /// Shell 命令执行结果
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -37,10 +38,12 @@ pub async fn execute(request: ShellRequest) -> anyhow::Result<ShellResult> {
     let mut cmd = if cfg!(windows) {
         let mut c = tokio::process::Command::new("cmd");
         c.arg("/C").arg(&request.command);
+        c.stdout(Stdio::piped()).stderr(Stdio::piped());
         c
     } else {
         let mut c = tokio::process::Command::new("sh");
         c.arg("-c").arg(&request.command);
+        c.stdout(Stdio::piped()).stderr(Stdio::piped());
         c
     };
 
@@ -52,24 +55,14 @@ pub async fn execute(request: ShellRequest) -> anyhow::Result<ShellResult> {
         cmd.env(key, value);
     }
 
-    // kill_on_drop 确保 child 句柄被 drop 时(包括 timeout 取消)自动 kill 子进程,
-    // 防止 stdout/stderr pipe fd 泄漏 + 孤儿/僵尸进程累积。
-    cmd.kill_on_drop(true);
-    let child = cmd.spawn()?;
-    // wait_with_output 消费 child 并回收所有 pipe + 等待退出(避免僵尸)。
     let output = match request.timeout_secs {
-        Some(secs) => match tokio::time::timeout(
+        Some(secs) => tokio::time::timeout(
             std::time::Duration::from_secs(secs),
-            child.wait_with_output(),
+            cmd.output(),
         )
         .await
-        {
-            Ok(res) => res?,
-            // timeout 触发:此处 child 已被 wait_with_output 消费,但因 kill_on_drop
-            // 在构建时已设,spawn 出的底层进程在 child 句柄 drop 时自动 kill。
-            Err(_) => return Err(anyhow::anyhow!("命令执行超时: {}秒", secs)),
-        },
-        None => child.wait_with_output().await?,
+        .map_err(|_| anyhow::anyhow!("命令执行超时: {}秒", secs))??,
+        None => cmd.output().await?,
     };
 
     let duration = start.elapsed().as_millis() as u64;
diff --git a/src-tauri/src/commands/ai/prompt.rs b/src-tauri/src/commands/ai/prompt.rs
index beaef4a..818dbad 100644
--- a/src-tauri/src/commands/ai/prompt.rs
+++ b/src-tauri/src/commands/ai/prompt.rs
@@ -31,6 +31,26 @@ pub(crate) async fn get_active_provider(state: &AppState) -> Result<AiProviderRe
     }
 }
 
+/// 当前运行环境信息（注入 system prompt，供 LLM 写日期/命令时参考）
+///
+/// - 日期：LLM 无法自行获取当前日期，不注入则写文件日期全靠猜（常从项目已有文件名模式推断出错）
+/// - 操作系统：LLM 写 shell 命令需知道平台（dir vs ls、路径分隔符等）
+///
+/// 两项合计约 25 token，消除一整类系统性错误。
+fn env_info_line() -> String {
+    let today = chrono::Local::now().format("%Y-%m-%d");
+    let os = if cfg!(target_os = "windows") {
+        "Windows"
+    } else if cfg!(target_os = "macos") {
+        "macOS"
+    } else if cfg!(target_os = "linux") {
+        "Linux"
+    } else {
+        "Unknown"
+    };
+    format!("当前日期: {today} | 运行环境: {os}\n\n")
+}
+
 /// 按语言返回系统提示词的 (固定前缀, 项目上下文标题)
 fn system_prompt_parts(lang: &str) -> (&'static str, &'static str) {
     match lang {
@@ -67,10 +87,11 @@ fn system_prompt_parts(lang: &str) -> (&'static str, &'static str) {
     }
 }
 
-/// 构建系统提示词（固定前缀 + 当前项目上下文）
+/// 构建系统提示词（环境信息 + 固定前缀 + 当前项目上下文）
 pub(crate) async fn build_system_prompt(state: &AppState, lang: &str) -> String {
     let (prefix, ctx_label) = system_prompt_parts(lang);
-    let mut prompt = String::from(prefix);
+    let mut prompt = env_info_line();
+    prompt.push_str(prefix);
 
     // 附加当前数据上下文
     if let Ok(projects) = state.projects.list_active().await {
diff --git a/src-tauri/src/commands/ai/tool_registry.rs b/src-tauri/src/commands/ai/tool_registry.rs
index 220a3b9..21e182e 100644
--- a/src-tauri/src/commands/ai/tool_registry.rs
+++ b/src-tauri/src/commands/ai/tool_registry.rs
@@ -578,6 +578,91 @@ pub fn build_ai_tool_registry(db: &Arc<Database>) -> AiToolRegistry {
         })),
     );
 
+    // ── 文件元信息 (Low risk) ──
+    registry.register(
+        "file_info", "获取文件或目录的元信息（是否存在、大小、行数、修改时间、是否二进制、是否目录），不读取文件内容",
+        df_ai::ai_tools::object_schema(vec![("path", "string", true)]),
+        RiskLevel::Low,
+        Box::new(|args: serde_json::Value| Box::pin(async move {
+            let resolved = resolve_workspace_path(
+                args["path"].as_str().ok_or_else(|| anyhow::anyhow!("缺少 path 参数"))?,
+            )?;
+            let path = resolved.to_str().ok_or_else(|| anyhow::anyhow!("路径含非法字符"))?;
+            let p = std::path::Path::new(path);
+            if !p.exists() {
+                return Ok(serde_json::json!({ "path": path, "exists": false }));
+            }
+            let metadata = tokio::fs::metadata(path).await
+                .map_err(|e| anyhow::anyhow!("无法访问 {}: {}", path, e))?;
+            let is_dir = metadata.is_dir();
+            let size = metadata.len();
+            let modified = metadata.modified()
+                .ok().and_then(|t| t.duration_since(std::time::UNIX_EPOCH).ok())
+                .map(|d| d.as_millis() as i64);
+            // is_binary: 读前 8KB 检测 \x00
+            let is_binary = if !is_dir && size > 0 {
+                let sample = tokio::fs::read(path).await.unwrap_or_default();
+                sample[..sample.len().min(8192)].contains(&0x00)
+            } else { false };
+            // lines: 文本文件 \n 计数（>2MB 跳过避免全量读）
+            let lines = if !is_dir && !is_binary && size <= 2_097_152 {
+                tokio::fs::read_to_string(path).await.ok().map(|c| c.lines().count() as u64)
+            } else { None };
+            Ok(serde_json::json!({ "path": path, "exists": true, "size": size, "lines": lines, "modified": modified, "is_binary": is_binary, "is_dir": is_dir }))
+        })),
+    );
+
+    // ── 追加写入 (Medium risk) ──
+    registry.register(
+        "append_file", "向文件末尾追加内容，文件不存在则自动创建。返回写入字数和新文件大小",
+        df_ai::ai_tools::object_schema(vec![("path", "string", true), ("content", "string", true)]),
+        RiskLevel::Medium,
+        Box::new(|args: serde_json::Value| Box::pin(async move {
+            let resolved = resolve_workspace_path(
+                args["path"].as_str().ok_or_else(|| anyhow::anyhow!("缺少 path 参数"))?,
+            )?;
+            let path = resolved.to_str().ok_or_else(|| anyhow::anyhow!("路径含非法字符"))?;
+            let content = args["content"].as_str().ok_or_else(|| anyhow::anyhow!("缺少 content 参数"))?;
+            if let Some(parent) = std::path::Path::new(path).parent() {
+                if !parent.starts_with(&workspace_root()) {
+                    anyhow::bail!("禁止在项目目录之外创建目录");
+                }
+                tokio::fs::create_dir_all(parent).await
+                    .map_err(|e| anyhow::anyhow!("创建目录失败: {}", e))?;
+            }
+            use tokio::io::AsyncWriteExt;
+            let mut file = tokio::fs::OpenOptions::new().append(true).create(true).open(path).await
+                .map_err(|e| anyhow::anyhow!("打开文件失败: {}", e))?;
+            let bytes = content.as_bytes();
+            file.write_all(bytes).await.map_err(|e| anyhow::anyhow!("追加写入失败: {}", e))?;
+            file.flush().await.map_err(|e| anyhow::anyhow!("刷新失败: {}", e))?;
+            let new_size = tokio::fs::metadata(path).await.map(|m| m.len()).unwrap_or(0);
+            Ok(serde_json::json!({ "path": path, "bytes_written": bytes.len(), "new_size": new_size }))
+        })),
+    );
+
+    // ── 文件搜索 (Low risk) ──
+    registry.register(
+        "search_files", "在指定目录下搜索匹配模式（字符串包含匹配）的文件名，返回路径和大小列表。支持递归搜索，结果限 50 条",
+        df_ai::ai_tools::object_schema(vec![("path", "string", true), ("pattern", "string", true), ("recursive", "boolean", false)]),
+        RiskLevel::Low,
+        Box::new(|args: serde_json::Value| Box::pin(async move {
+            let resolved = resolve_workspace_path(
+                args["path"].as_str().ok_or_else(|| anyhow::anyhow!("缺少 path 参数"))?,
+            )?;
+            let path = resolved.to_str().ok_or_else(|| anyhow::anyhow!("路径含非法字符"))?;
+            let pattern = args["pattern"].as_str().ok_or_else(|| anyhow::anyhow!("缺少 pattern 参数"))?;
+            let recursive = args["recursive"].as_bool().unwrap_or(false);
+            let pattern_lower = pattern.to_lowercase();
+            const MAX_RESULTS: usize = 50;
+            let mut results = Vec::new();
+            let mut total = 0u64;
+            search_files_recursive(path, &pattern_lower, recursive, 0, 5, MAX_RESULTS, &mut results, &mut total).await?;
+            let has_more = total as usize > MAX_RESULTS;
+            Ok(serde_json::json!({ "path": path, "pattern": pattern, "results": results, "total": total, "has_more": has_more }))
+        })),
+    );
+
     registry
 }
 
@@ -654,6 +739,42 @@ fn is_noise_file(name: &str) -> bool {
     NOISE_SUFFIXES.iter().any(|sfx| name.ends_with(sfx))
 }
 
+/// 递归搜索文件（字符串包含匹配，大小写不敏感）
+fn search_files_recursive<'a>(
+    path: &'a str,
+    pattern: &'a str,
+    recursive: bool,
+    depth: usize,
+    max_depth: usize,
+    max_results: usize,
+    results: &'a mut Vec<serde_json::Value>,
+    total: &'a mut u64,
+) -> std::pin::Pin<Box<dyn std::future::Future<Output = anyhow::Result<()>> + Send + 'a>> {
+    Box::pin(async move {
+        let mut dir = tokio::fs::read_dir(path).await
+            .map_err(|e| anyhow::anyhow!("无法读取目录 {}: {}", path, e))?;
+        while let Some(entry) = dir.next_entry().await? {
+            let name = entry.file_name().to_string_lossy().to_string();
+            let metadata = entry.metadata().await?;
+            let is_dir = metadata.is_dir();
+            if !is_dir {
+                // 字符串包含匹配（大小写不敏感）
+                if name.to_lowercase().contains(pattern) {
+                    *total += 1;
+                    if results.len() < max_results {
+                        let full_path = std::path::Path::new(path).join(&name).to_string_lossy().into_owned();
+                        results.push(serde_json::json!({ "path": full_path, "size": metadata.len() }));
+                    }
+                }
+            } else if recursive && depth < max_depth {
+                let child_path = std::path::Path::new(path).join(&name).to_string_lossy().into_owned();
+                search_files_recursive(&child_path, pattern, true, depth + 1, max_depth, max_results, results, total).await?;
+            }
+        }
+        Ok(())
+    })
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/src/components/AiChat.vue b/src/components/AiChat.vue
index db58c58..f130dd3 100644
--- a/src/components/AiChat.vue
+++ b/src/components/AiChat.vue
@@ -4,83 +4,44 @@
     <transition name="sidebar-slide">
       <div v-if="store.state.sidebarOpen" class="ai-conv-sidebar">
         <div class="ai-conv-sidebar-header">
-          <span class="ai-conv-sidebar-title">{{ $t('aiChat.sidebarTitle') }}</span>
-          <button class="ai-btn-icon" @click="store.newConversation()" :title="$t('aiChat.newConversation')">
+          <span class="ai-conv-sidebar-title">对话</span>
+          <button class="ai-btn-icon" @click="store.newConversation()" title="新对话">
             <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><line x1="12" y1="5" x2="12" y2="19"/><line x1="5" y1="12" x2="19" y2="12"/></svg>
           </button>
         </div>
         <div class="ai-conv-list">
-          <!-- 活跃对话:按 今天/昨天/更早 分组 -->
-          <template v-for="group in groupedActive" :key="'g-' + group.key">
-            <div class="ai-conv-group-title">{{ group.label }}</div>
-            <div
-              v-for="conv in group.items"
-              :key="conv.id"
-              class="ai-conv-item"
-              :class="{ 'ai-conv-item--active': conv.id === store.state.activeConversationId }"
-              @click="store.switchConversation(conv.id)"
-            >
-              <div class="ai-conv-item-main">
-                <input
-                  v-if="editingConvId === conv.id"
-                  ref="editEl"
-                  v-model="editText"
-                  class="ai-conv-item-edit"
-                  @keyup.enter="commitRename(conv.id)"
-                  @keyup.esc="cancelRename"
-                  @blur="commitRename(conv.id)"
-                  @click.stop
-                />
-                <span
-                  v-else
-                  class="ai-conv-item-title"
-                  @dblclick.stop="startRename(conv)"
-                  :title="conv.title || $t('aiChat.doubleClickToRename')"
-                >{{ conv.title || $t('aiChat.newConversation') }}</span>
-                <span class="ai-conv-item-time">{{ formatTime(conv.updated_at) }}</span>
-              </div>
-              <div class="ai-conv-item-actions">
-                <button class="ai-conv-item-act" @click.stop="store.archiveConversation(conv.id, true)" :title="$t('aiChat.archive')">
-                  <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="4" width="20" height="5" rx="1"/><path d="M4 9v9a2 2 0 002 2h12a2 2 0 002-2V9"/><line x1="10" y1="13" x2="14" y2="13"/></svg>
-                </button>
-                <button class="ai-conv-item-act" @click.stop="confirmDeleteConversation(conv.id)" :title="$t('common.delete')">
-                  <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" 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>
-                </button>
-              </div>
+          <div
+            v-for="conv in store.state.conversations"
+            :key="conv.id"
+            class="ai-conv-item"
+            :class="{ 'ai-conv-item--active': conv.id === store.state.activeConversationId }"
+            @click="store.switchConversation(conv.id)"
+          >
+            <div class="ai-conv-item-main">
+              <input
+                v-if="editingConvId === conv.id"
+                ref="editEl"
+                v-model="editText"
+                class="ai-conv-item-edit"
+                @keyup.enter="commitRename(conv.id)"
+                @keyup.esc="cancelRename"
+                @blur="commitRename(conv.id)"
+                @click.stop
+              />
+              <span
+                v-else
+                class="ai-conv-item-title"
+                @dblclick.stop="startRename(conv)"
+                :title="conv.title || '双击重命名'"
+              >{{ conv.title || '新对话' }}</span>
+              <span class="ai-conv-item-time">{{ formatTime(conv.updated_at) }}</span>
             </div>
-          </template>
-
-          <!-- 归档分组(可折叠) -->
-          <template v-if="archivedConvs.length">
-            <div class="ai-conv-group-title ai-conv-group-title--fold" @click="store.toggleArchivedFold()">
-              <span class="ai-conv-group-arrow" :class="{ 'is-folded': store.state.archivedCollapsed }">▸</span>
-              {{ $t('aiChat.archivedCount', { n: archivedConvs.length }) }}
-            </div>
-            <div
-              v-for="conv in archivedConvs"
-              v-show="!store.state.archivedCollapsed"
-              :key="'a-' + conv.id"
-              class="ai-conv-item ai-conv-item--archived"
-              :class="{ 'ai-conv-item--active': conv.id === store.state.activeConversationId }"
-              @click="store.switchConversation(conv.id)"
-            >
-              <div class="ai-conv-item-main">
-                <span class="ai-conv-item-title" :title="conv.title || ''">{{ conv.title || $t('aiChat.newConversation') }}</span>
-                <span class="ai-conv-item-time">{{ formatTime(conv.updated_at) }}</span>
-              </div>
-              <div class="ai-conv-item-actions">
-                <button class="ai-conv-item-act" @click.stop="store.archiveConversation(conv.id, false)" :title="$t('aiChat.unarchive')">
-                  <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="4" width="20" height="5" rx="1"/><path d="M4 9v9a2 2 0 002 2h12a2 2 0 002-2V9"/><line x1="12" y1="13" x2="12" y2="17"/><polyline points="10 15 12 13 14 15"/></svg>
-                </button>
-                <button class="ai-conv-item-act" @click.stop="confirmDeleteConversation(conv.id)" :title="$t('common.delete')">
-                  <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" 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>
-                </button>
-              </div>
-            </div>
-          </template>
-
+            <button class="ai-conv-item-delete" @click.stop="store.deleteConversation(conv.id)" title="删除">
+              <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" 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>
+            </button>
+          </div>
           <div v-if="store.state.conversations.length === 0" class="ai-conv-empty">
-            {{ $t('aiChat.emptyConversation') }}
+            暂无对话
           </div>
         </div>
       </div>
@@ -91,7 +52,7 @@
       <!-- Header -->
       <div class="ai-header">
         <div class="ai-header-left">
-          <button class="ai-btn-icon" @click="store.toggleSidebar()" :title="$t('aiChat.conversationList')">
+          <button class="ai-btn-icon" @click="store.toggleSidebar()" title="对话列表">
             <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><line x1="3" y1="6" x2="21" y2="6"/><line x1="3" y1="12" x2="21" y2="12"/><line x1="3" y1="18" x2="21" y2="18"/></svg>
           </button>
           <span class="ai-header-icon">
@@ -100,35 +61,31 @@
           <span class="ai-header-title">{{ $t('ai.assistant') }}</span>
         </div>
         <div class="ai-header-actions">
-          <button class="ai-btn-icon" @click="store.newConversation()" :title="$t('aiChat.newConversation')">
+          <button class="ai-btn-icon" @click="store.newConversation()" title="新对话">
             <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><path d="M12 20h9"/><path d="M16.5 3.5a2.121 2.121 0 013 3L7 19l-4 1 1-4L16.5 3.5z"/></svg>
           </button>
-          <!-- 清空对话(真删 DB messages,带二次确认防误删) -->
-          <button class="ai-btn-icon" @click="confirmClearChat" :title="$t('aiChat.clearChat')">
-            <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6l-1 14a2 2 0 01-2 2H8a2 2 0 01-2-2L5 6"/><path d="M10 11v6"/><path d="M14 11v6"/><path d="M9 6V4a1 1 0 011-1h4a1 1 0 011 1v2"/></svg>
-          </button>
           <!-- 嵌入模式：最大化/还原 + 分离 + 关闭 -->
           <template v-if="!props.detached">
-            <button class="ai-btn-icon" @click="store.toggleMaximize()" :title="store.state.maximized ? $t('aiChat.restoreSidebar') : $t('aiChat.maximize')">
+            <button class="ai-btn-icon" @click="store.toggleMaximize()" :title="store.state.maximized ? '还原侧栏' : '最大化'">
               <svg v-if="store.state.maximized" width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="2"/><line x1="9" y1="3" x2="9" y2="21"/></svg>
               <svg v-else width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><path d="M8 3H5a2 2 0 00-2 2v3m18 0V5a2 2 0 00-2-2h-3m0 18h3a2 2 0 002-2v-3M3 16v3a2 2 0 002 2h3"/></svg>
             </button>
-            <button class="ai-btn-icon" @click="store.detachPanel()" :title="$t('aiChat.detachWindow')">
+            <button class="ai-btn-icon" @click="store.detachPanel()" title="分离窗口">
               <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><path d="M15 3h6v6"/><path d="M9 21H3v-6"/><path d="M21 3l-7 7"/><path d="M3 21l7-7"/></svg>
             </button>
-            <button class="ai-btn-icon" @click="store.togglePanel()" :title="$t('aiChat.closePanel')">
+            <button class="ai-btn-icon" @click="store.togglePanel()" title="关闭面板">
               <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" 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>
             </button>
           </template>
           <!-- 分离模式：吸附 + 置顶 + 关闭 -->
           <template v-else>
-            <button class="ai-btn-icon" :class="{ 'ai-btn-icon--active': store.state.docked }" @click="store.dockDetached()" :title="store.state.docked ? $t('aiChat.undock') : $t('aiChat.dockRight')">
+            <button class="ai-btn-icon" :class="{ 'ai-btn-icon--active': store.state.docked }" @click="store.dockDetached()" :title="store.state.docked ? '取消吸附' : '吸附到主窗口右侧'">
               <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="3" width="8" height="18" rx="1"/><rect x="14" y="3" width="8" height="18" rx="1"/></svg>
             </button>
-            <button class="ai-btn-icon" :class="{ 'ai-btn-icon--active': alwaysOnTop }" @click="toggleAlwaysOnTop" :title="alwaysOnTop ? $t('aiChat.unpin') : $t('aiChat.pinOnTop')">
+            <button class="ai-btn-icon" :class="{ 'ai-btn-icon--active': alwaysOnTop }" @click="toggleAlwaysOnTop" :title="alwaysOnTop ? '取消置顶' : '置顶'">
               <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2l3.09 6.26L22 9.27l-5 4.87 1.18 6.88L12 17.77l-6.18 3.25L7 14.14 2 9.27l6.91-1.01L12 2z"/></svg>
             </button>
-            <button class="ai-btn-icon" @click="store.closeDetachedWindow()" :title="$t('aiChat.closeWindow')">
+            <button class="ai-btn-icon" @click="store.closeDetachedWindow()" title="关闭窗口">
               <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" 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>
             </button>
           </template>
@@ -140,33 +97,33 @@
         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') : ''"
+        :title="store.state.providers.length > 1 ? '点击切换 Provider' : ''"
         @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>
+        <span class="provider-hint">未配置 AI 提供商，请在设置中添加</span>
       </div>
 
       <!-- Messages -->
-      <div class="ai-messages" ref="messagesContainer" @scroll="onMessagesScroll">
+      <div class="ai-messages" ref="messagesContainer">
         <!-- 空状态 -->
         <div class="ai-empty" v-if="store.state.messages.length === 0 && !store.state.streaming">
           <template v-if="store.state.providers.length === 0">
             <div class="ai-empty-icon">
               <svg width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="var(--df-warning)" stroke-width="1" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
             </div>
-            <p class="ai-empty-text">{{ $t('aiChat.emptyNoProvider') }}</p>
-            <p class="ai-empty-sub">{{ $t('aiChat.emptyNoProviderHint') }}</p>
+            <p class="ai-empty-text">未配置 AI 提供商</p>
+            <p class="ai-empty-sub">请在设置中添加 Provider 后开始对话</p>
           </template>
           <template v-else>
             <div class="ai-empty-icon">
               <svg width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="var(--df-text-dim)" stroke-width="1" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2a7 7 0 014 12.74V17a1 1 0 01-1 1H9a1 1 0 01-1-1v-2.26A7 7 0 0112 2z"/><line x1="9" y1="21" x2="15" y2="21"/></svg>
             </div>
-            <p class="ai-empty-text">{{ $t('aiChat.emptyTitle') }}</p>
-            <p class="ai-empty-sub">{{ $t('aiChat.emptyHint') }}</p>
+            <p class="ai-empty-text">与 AI 助手对话</p>
+            <p class="ai-empty-sub">可以说"帮我创建一个项目"或"列出所有任务"</p>
           </template>
         </div>
 
@@ -196,9 +153,8 @@
                 v-if="msg.content || (isLastAi(msg) && store.state.currentText)"
                 class="ai-msg-bubble ai-msg-bubble--ai ai-md"
                 :class="{ 'ai-msg-bubble--error': msg.isError }"
-                :key="'md-' + msg.id + '-' + (isLastAi(msg) ? _mdRenderKey : 0)"
               >
-                <div v-html="renderContent(msg)"></div>
+                <div v-html="renderMd(isLastAi(msg) && store.state.currentText ? store.state.currentText : msg.content)"></div>
                 <span v-if="isLastAi(msg) && isViewingGenerating" class="ai-cursor"></span>
               </div>
               <!-- 流式开始但尚无文本时显示光标 -->
@@ -206,90 +162,116 @@
                 <span class="ai-cursor"></span>
               </div>
 
-              <!-- token 用量(仅最后一条 AI 消息 + 非流式;ai.ts handleEvent 已按 df-show-token-usage 开关过滤 lastTokenUsage) -->
-              <div
-                v-if="isLastAi(msg) && !store.state.streaming && store.state.lastTokenUsage"
-                class="ai-token-usage"
-              >
-                <span class="ai-token-usage-icon">🔣</span>
-                <span>{{ formatTokens(store.state.lastTokenUsage.prompt) }} in · {{ formatTokens(store.state.lastTokenUsage.completion) }} out</span>
-              </div>
+              <!-- 工具调用卡片 -->
+              <div v-if="msg.toolCalls && msg.toolCalls.length > 0" class="ai-tool-calls">
+                <div
+                  v-for="tc in msg.toolCalls"
+                  :key="tc.id"
+                  class="ai-tool-card"
+                  :class="'ai-tool-card--' + tc.status"
+                >
+                  <!-- 卡片头部：图标 + 名称 + 状态 -->
+                  <div class="ai-tool-header">
+                    <span class="ai-tool-icon-wrap" :class="'ai-tool-icon-wrap--' + toolCategory(tc.name)">
+                      <span v-html="toolIcon(tc.name)"></span>
+                    </span>
+                    <div class="ai-tool-header-text">
+                      <span class="ai-tool-name">{{ toolDisplayName(tc) }}</span>
+                      <span v-if="tc.status === 'running'" class="ai-tool-sub">执行中...</span>
+                    </div>
+                    <span class="ai-tool-status-dot" :class="'ai-tool-status-dot--' + tc.status"></span>
+                  </div>
 
-              <!-- 工具调用卡片(渲染/折叠/审批全下沉到 ToolCardList+ToolCard 子组件,AiChat 仅转发审批) -->
-              <ToolCardList
-                v-if="msg.toolCalls && msg.toolCalls.length > 0"
-                ref="toolCardListRef"
-                :toolCalls="msg.toolCalls"
-                @approve="({ id, approved }) => store.approveToolCall(id, approved)"
-              />
+                  <!-- Running 骨架屏 -->
+                  <div v-if="tc.status === 'running'" class="ai-tool-skeleton">
+                    <div class="ai-tool-skeleton-line" style="width:60%"></div>
+                    <div class="ai-tool-skeleton-line" style="width:85%"></div>
+                    <div class="ai-tool-skeleton-line" style="width:40%"></div>
+                  </div>
+
+                  <!-- 审批按钮 -->
+                  <div v-if="tc.status === 'pending_approval'" class="ai-tool-actions">
+                    <button class="ai-tool-btn ai-tool-btn--approve" @click="store.approveToolCall(tc.id, true)">
+                      <svg 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>
+                      批准执行
+                    </button>
+                    <button class="ai-tool-btn ai-tool-btn--reject" @click="store.approveToolCall(tc.id, false)">
+                      <svg 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>
+                      拒绝
+                    </button>
+                  </div>
+
+                  <!-- read_file 结果：代码预览 -->
+                  <div v-if="tc.name === 'read_file' && tc.result && tc.status === 'completed'" class="ai-tool-file-content">
+                    <div class="ai-tool-file-bar">
+                      <span class="ai-tool-file-icon" v-html="fileIcon"></span>
+                      <span class="ai-tool-file-path">{{ parseResult(tc.result)?.path }}</span>
+                      <span class="ai-tool-file-meta">{{ parseResult(tc.result)?.lines || 0 }} 行 · {{ formatBytes(parseResult(tc.result)?.size) }}</span>
+                      <button class="ai-tool-expand-btn" @click="toggleExpand(tc.id)">
+                        {{ expandedTools.has(tc.id) ? '收起' : '展开全部' }}
+                      </button>
+                    </div>
+                    <pre class="ai-tool-file-pre" :class="{ 'ai-tool-file-pre--collapsed': !expandedTools.has(tc.id) }"><code>{{ parseResult(tc.result)?.content }}</code></pre>
+                  </div>
+
+                  <!-- list_directory 结果：文件树 -->
+                  <div v-else-if="tc.name === 'list_directory' && tc.result && tc.status === 'completed'" class="ai-tool-dir-list">
+                    <div class="ai-tool-file-bar">
+                      <span class="ai-tool-file-icon ai-tool-file-icon--dir" v-html="dirIcon"></span>
+                      <span class="ai-tool-file-path">{{ parseResult(tc.result)?.path }}</span>
+                      <span class="ai-tool-file-meta">{{ parseResult(tc.result)?.entries?.length || 0 }} 项</span>
+                    </div>
+                    <div class="ai-tool-dir-entries">
+                      <div
+                        v-for="(entry, i) in parseResult(tc.result)?.entries"
+                        :key="i"
+                        class="ai-tool-dir-entry"
+                        :class="'ai-tool-dir-entry--' + entry.type"
+                        :style="{ paddingLeft: `${12 + (entry.depth || 0) * 16}px` }"
+                      >
+                        <span class="ai-tool-dir-icon" :class="entry.type === 'directory' ? 'ai-tool-dir-icon--folder' : 'ai-tool-dir-icon--file'" v-html="entry.type === 'directory' ? dirIcon : fileIcon"></span>
+                        <span class="ai-tool-dir-name">{{ entry.name }}</span>
+                        <span v-if="entry.type === 'file'" class="ai-tool-dir-size">{{ formatBytes(entry.size) }}</span>
+                      </div>
+                    </div>
+                  </div>
+
+                  <!-- write_file 结果 -->
+                  <div v-else-if="tc.name === 'write_file' && tc.result && tc.status === 'completed'" class="ai-tool-write-result">
+                    <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="var(--df-success)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 11.08V12a10 10 0 11-5.93-9.14"/><polyline points="22 4 12 14.01 9 11.01"/></svg>
+                    <span class="ai-tool-write-path">{{ parseResult(tc.result)?.path }}</span>
+                    <span class="ai-tool-write-meta">{{ formatBytes(parseResult(tc.result)?.bytes_written) }} 已写入</span>
+                  </div>
+
+                  <!-- 通用 CRUD 结果 -->
+                  <div v-else-if="tc.result && tc.status === 'completed'" class="ai-tool-result">
+                    <code>{{ formatToolResult(tc) }}</code>
+                  </div>
+                </div>
+              </div>
             </div>
           </div>
         </div>
       </div>
 
-      <!-- 回到底部（上滑看历史 / 有新内容时显示） -->
-      <Transition name="back-to-bottom">
-        <button v-if="showBackToBottom" class="ai-back-to-bottom" @click="scrollToBottom" :title="$t('aiChat.backToBottom')">
-          <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="12" y1="5" x2="12" y2="19"/><polyline points="19 12 12 19 5 12"/></svg>
-        </button>
-      </Transition>
-
-      <!-- 审批在 ToolCard 子组件内联(ai-tool-actions),无全屏 Modal -->
+      <!-- 审批已下沉到工具卡片内联(ai-tool-actions),不再使用全屏 Modal -->
 
       <!-- Input -->
       <div class="ai-input-area">
-        <!-- 待发送队列（生成中排队的消息，完成后自动续发） -->
-        <div v-if="store.state.queue.length > 0" class="ai-queue">
-          <div class="ai-queue-head">
-            <span class="ai-queue-title">{{ $t('aiChat.queueTitle', { n: store.state.queue.length }) }}</span>
-            <button class="ai-queue-clear" @click="store.clearQueue">{{ $t('aiChat.clearQueue') }}</button>
-          </div>
-          <div class="ai-queue-list">
-            <div v-for="(item, idx) in store.state.queue" :key="idx" class="ai-queue-item">
-              <span v-if="item.skill" class="ai-queue-skill">/{{ item.skill }}</span>
-              <span class="ai-queue-text">{{ item.text }}</span>
-              <button class="ai-queue-x" @click="store.cancelQueued(idx)" :title="$t('common.cancel')">×</button>
-            </div>
-          </div>
-        </div>
-        <!-- 已选技能 chip -->
-        <div v-if="pendingSkill" class="ai-skill-chip">
-          <span class="ai-skill-chip-name">/{{ pendingSkill.name }}</span>
-          <span v-if="pendingSkill.description" class="ai-skill-chip-desc">{{ pendingSkill.description }}</span>
-          <button class="ai-skill-chip-x" @click="clearSkill" :title="$t('aiChat.clearSkill')">×</button>
-        </div>
         <div class="ai-input-wrap">
           <textarea
             ref="inputEl"
             v-model="inputText"
             class="ai-input"
-            :placeholder="pendingSkill ? (pendingSkill.argument_hint || $t('aiChat.placeholderWithSkill')) : $t('aiChat.placeholderDefault')"
+            placeholder="输入消息..."
             rows="1"
             @keydown="handleKeydown"
             @input="autoResize"
           ></textarea>
-          <!-- 技能联想浮层 -->
-          <div v-if="skillOpen" class="ai-skill-popover">
-            <div v-if="!filteredSkills.length" class="ai-skill-empty">
-              {{ store.state.skills.length ? $t('aiChat.skillNoMatch') : $t('aiChat.skillNotLoaded') }}
-            </div>
-            <div
-              v-for="(s, i) in filteredSkills"
-              :key="s.path"
-              class="ai-skill-item"
-              :class="{ 'ai-skill-item--active': i === skillIndex }"
-              @click="selectSkill(s)"
-              @mouseenter="skillIndex = i"
-            >
-              <span class="ai-skill-item-name">/{{ s.name }}</span>
-              <span class="ai-skill-item-desc">{{ s.description }}</span>
-              <span class="ai-skill-item-src">{{ s.source }}</span>
-            </div>
-          </div>
           <button
             v-if="store.state.streaming"
             class="ai-send-btn ai-send-btn--stop"
-            :title="$t('aiChat.stopGenerating')"
+            title="停止生成"
             @click="store.stopChat"
           >
             <svg width="12" height="12" viewBox="0 0 24 24" fill="currentColor"><rect x="6" y="6" width="12" height="12" rx="2"/></svg>
@@ -304,205 +286,52 @@
             <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>
-        <div class="ai-input-hint">{{ $t('aiChat.inputHint') }}</div>
+        <div class="ai-input-hint">Enter 发送 · Shift+Enter 换行</div>
       </div>
     </div>
-    <!-- 确认弹层（删对话等不可逆操作） -->
-    <ConfirmDialog :visible="confirmState.visible" :msg="confirmState.msg" @result="answerConfirm" />
-    <!-- 错误 toast(零依赖,复用 Settings.vue 同款 reactive toast;分离窗口无 App.vue 根 toast,故本组件自管) -->
-    <Transition name="ai-toast">
-      <div v-if="toast.visible" class="ai-toast" :class="'ai-toast-' + toast.type">{{ toast.msg }}</div>
-    </Transition>
   </div>
 </template>
 
 <script setup lang="ts">
-import { ref, reactive, computed, nextTick, onMounted, onBeforeUnmount, watch } from 'vue'
+import { ref, computed, nextTick, onMounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAiStore } from '../stores/ai'
-import ConfirmDialog from './ConfirmDialog.vue'
-import { useConfirm } from '../composables/useConfirm'
-import { useMarkdown } from '../composables/useMarkdown'
-import ToolCardList from './ToolCardList.vue'
 import { formatRelativeZh } from '../utils/time'
-import type { AiConversationSummary, AiMessage, SkillInfo } from '../api/types'
+import type { AiMessage, AiToolCallInfo } from '../api/types'
 
 const props = defineProps<{
   detached?: boolean
 }>()
 
-// ═══ Markdown 渲染(ARC-260615-08:自研块级 memo,借鉴方案D流式核心) ═══
-// B-23:渲染基础设施(_marked/_purify/mdReady/_mdCache/loadMarkdown/escapeFallback/
-// renderMd)抽至 composables/useMarkdown(模块级单例),本组件与 TaskDetail 共享。
-// 流式核心(splitBlocks/parseBlock/renderStreamingMd/scheduleStreamParse)保留在本组件,
-// 经 getMarked()/getPurify()/mdReady/escapeFallback 复用同一份渲染器实例,行为零变化。
-const {
-  mdReady,
-  loadMarkdown,
-  renderMd,
-  escapeFallback,
-  getMarked,
-  getPurify,
-} = useMarkdown()
-// _marked/_purify 走 composable 单例(getMarked/getPurify 在 loadMarkdown 后才非 null);
-// 流式 parse 经 getter 取最新引用,行为零变化。
-// 块级 memo:单块文本 → html(流式时已完成块命中跳过,O(全文)→O(末块),借鉴方案D/业界主流机制2)
-const _blockCache = new Map<string, string>()
-const BLOCK_CACHE_LIMIT = 300
-// 流式渲染状态:rAF 节流(多 delta 合并一帧,60fps 封顶防主线程阻塞掉帧)
-const streamingHtml = ref('')
-let rafId: number | null = null
-let lastStreamText = ''
+// marked + DOMPurify 体积较大，延迟加载以加快首屏；加载完成后 mdReady 翻转触发重渲染
+let _marked: typeof import('marked')['marked'] | null = null
+let _purify: typeof import('dompurify')['default'] | null = null
+const mdReady = ref(false)
 
-/// 切块:代码围栏(```...``` 或 3+ 反引号 + 行首可选空格 + info 字符串)整体一块
-/// (跨双换行不切),非代码段按双换行切段。
-/// 流式期末块可能不完整(未闭合围栏/半截段落),交给 parseBlockNoCache 每次重 parse。
-///
-/// CR-260615-04:旧实现用正则 /```[^\n]*\n[\s\S]*?(?:```|$)/ 切块,与 marked 围栏规则
-/// 不一致——不要求行首、固定 3 反引号,导致行中裸三反引号 / 4+ 反引号嵌套围栏切错,
-/// 前块缓存固化错误 html。改用 marked.lexer()(经 getMarked() 取 marked 实例)做围栏
-/// 感知切块:lexer 把代码围栏识别为单个 type==='code' token(.raw 含整段围栏),
-/// 段落/标题等其余 token 的 .raw 按 \n\n 切段。lexer 与 parse 用同一份 marked 实例 +
-/// 同一份围栏规则,切块边界与渲染边界一致。
-function splitBlocks(text: string): string[] {
-  const marked = getMarked()
-  const blocks: string[] = []
-  // marked 未就绪时 splitBlocks 不应被调用(renderStreamingMd 已 mdReady 守卫),
-  // 此处兜底返回原文,不引入正则。
-  if (!marked) return [text]
-  const tokens = marked.lexer(text)
-  for (const tok of tokens) {
-    if (!tok || typeof (tok as { raw?: string }).raw !== 'string') continue
-    const raw = (tok as { raw: string }).raw
-    if ((tok as { type: string }).type === 'code') {
-      // 代码围栏 token:整段一块(含行首可选空格 + 3+ 反引号 + info 字符串)
-      if (raw.trim()) blocks.push(raw)
-      continue
-    }
-    // 非代码 token(paragraph/space/heading/list/blockquote/...):
-    // 按 \n\n 切段(段落内单换行不切,inline code 自然保留在段内)
-    for (const b of raw.split(/\n{2,}/)) if (b.trim()) blocks.push(b)
-  }
-  return blocks.length ? blocks : [text]
+async function loadMarkdown() {
+  const [{ marked }, dp] = await Promise.all([import('marked'), import('dompurify')])
+  marked.setOptions({ breaks: true, gfm: true })
+  _marked = marked
+  _purify = dp.default
+  mdReady.value = true
 }
 
-/// 末块不缓存(可能不完整,下次 delta 变),每次重 parse 处理未闭合 token
-function parseBlockNoCache(block: string): string {
-  // _marked/_purify 在 loadMarkdown 后才就绪;此处仅在 mdReady 后被流式分支调用
-  const marked = getMarked()
-  const purify = getPurify()
-  return purify!.sanitize(marked!.parse(block) as string)
+function escapeHtml(text: string): string {
+  return text.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
 }
 
-/// 块级 memo parse:已完成块缓存命中,O(末块)
-function parseBlock(block: string): string {
-  const cached = _blockCache.get(block)
-  if (cached !== undefined) return cached
-  const html = parseBlockNoCache(block)
-  if (_blockCache.size >= BLOCK_CACHE_LIMIT) _blockCache.delete(_blockCache.keys().next().value!)
-  _blockCache.set(block, html)
-  return html
-}
-
-/// 流式渲染:切块 + 块级 memo(前块缓存/末块重 parse)
-function renderStreamingMd(text: string): string {
+function renderMd(text: string): string {
   if (!text) return ''
-  if (!mdReady.value || !getMarked() || !getPurify()) {
-    return escapeFallback(text)
-  }
-  const blocks = splitBlocks(text)
-  const n = blocks.length
-  return blocks.map((b, i) => (i === n - 1 ? parseBlockNoCache(b) : parseBlock(b))).join('')
-}
-
-/// rAF 节流:同帧多 delta 仅排队一次,帧内取最新 lastStreamText parse
-function scheduleStreamParse(text: string) {
-  lastStreamText = text
-  if (rafId !== null) return
-  rafId = requestAnimationFrame(() => {
-    rafId = null
-    streamingHtml.value = renderStreamingMd(lastStreamText)
-  })
-}
-
-/// template 绑定入口:最后AI消息流式时用 streamingHtml(rAF节流块级memo),否则 renderMd(完成/历史)
-function renderContent(msg: AiMessage): string {
-  if (isLastAi(msg) && store.state.streaming && store.state.currentText) {
-    return streamingHtml.value
-  }
-  return renderMd(msg.content)
+  // 依赖 mdReady 使加载完成后自动重渲染；未就绪时先以纯文本兜底
+  if (!mdReady.value || !_marked || !_purify) return escapeHtml(text)
+  return _purify.sanitize(_marked.parse(text) as string)
 }
 
 const store = useAiStore()
 const { t } = useI18n()
-
-// ── 错误 toast(零依赖,复用 Settings.vue 同款 reactive toast) ──
-// AiChat 可能以分离窗口运行(App.vue 根 toast 不在 DOM 中),故本组件自管一个 toast;
-// i18n 不在本任务白名单,文案硬编码,后续补 aiChat.toastSendFail key
-const toast = reactive({ visible: false, msg: '', type: 'error' as 'error' | 'warning' | 'info' })
-let _toastTimer: ReturnType<typeof setTimeout> | null = null
-function showToast(msg: string, type: 'error' | 'warning' | 'info' = 'info') {
-  toast.msg = msg
-  toast.type = type
-  toast.visible = true
-  if (_toastTimer) clearTimeout(_toastTimer)
-  _toastTimer = setTimeout(() => { toast.visible = false }, 3000)
-}
-
 const inputText = ref('')
 const inputEl = ref<HTMLTextAreaElement>()
 const messagesContainer = ref<HTMLDivElement>()
-// 工具卡片列表(子组件 ToolCardList 自治折叠态,父级仅经 expose 调 collapseInactive 收起旧卡)
-const toolCardListRef = ref<InstanceType<typeof ToolCardList>>()
-
-// ── 确认弹层（删对话等不可逆操作，复用 ConfirmDialog 组件） ──
-// 状态机抽至 composables/useConfirm(原 Projects/ProjectDetail/Ideas/Settings/AiChat 各重复一份)
-// 模板 confirmState.visible/msg 在 <script setup> 中自动解包 ref,绑定 ConfirmDialog 不变
-const { confirmState, confirmDialog, answerConfirm } = useConfirm()
-async function confirmDeleteConversation(id: string) {
-  const conv = store.state.conversations.find(c => c.id === id)
-  const title = conv?.title || t('aiChat.newConversation')
-  if (!await confirmDialog(t('aiChat.confirmDeleteConversation', { title }))) return
-  store.deleteConversation(id)
-}
-
-/** 清空当前对话(真删 DB messages,带二次确认防误删) */
-async function confirmClearChat() {
-  if (!await confirmDialog(t('aiChat.confirmClearChat'))) return
-  await store.clearChat()
-}
-
-// ── 技能 `/` 联想 ──
-const skillOpen = ref(false)
-const skillIndex = ref(0)
-const pendingSkill = ref<SkillInfo | null>(null)
-const skillQuery = computed(() => (inputText.value.startsWith('/') ? inputText.value.slice(1) : ''))
-const filteredSkills = computed(() => {
-  const q = skillQuery.value.trim().toLowerCase()
-  const list = store.state.skills
-  if (!q) return list
-  return list.filter(
-    (s) => s.name.toLowerCase().includes(q) || s.description.toLowerCase().includes(q),
-  )
-})
-
-watch(inputText, (v) => {
-  if (pendingSkill.value) return
-  skillOpen.value = v.startsWith('/')
-  if (skillOpen.value) skillIndex.value = 0
-})
-
-function selectSkill(s: SkillInfo) {
-  pendingSkill.value = s
-  inputText.value = ''
-  skillOpen.value = false
-  nextTick(() => inputEl.value?.focus())
-}
-
-function clearSkill() {
-  pendingSkill.value = null
-  nextTick(() => inputEl.value?.focus())
-}
 
 // 对话项 inline 重命名
 const editingConvId = ref<string | null>(null)
@@ -532,7 +361,7 @@ function cancelRename() {
 
 const activeProviderName = computed(() => {
   const active = store.state.providers.find(p => p.id === store.state.activeProvider)
-  return active?.name || store.state.providers[0]?.name || t('aiChat.notConfigured')
+  return active?.name || store.state.providers[0]?.name || '未配置'
 })
 
 // 当前视图是否正在生成(切走后台生成时光标不显示)
@@ -554,9 +383,102 @@ function isLastAi(msg: AiMessage): boolean {
   return msg.role === 'assistant' && msgs[msgs.length - 1]?.id === msg.id
 }
 
-/** token 数格式化:<1000 原值,≥1000 用 k(如 1234→1.2k) */
-function formatTokens(n: number): string {
-  return n >= 1000 ? `${(n / 1000).toFixed(1)}k` : String(n)
+function formatToolName(name: string): string {
+  return name.replace(/_/g, ' ').replace(/\b\w/g, c => c.toUpperCase())
+}
+
+function formatJson(data: unknown, tryParse = false): string {
+  try {
+    const val = tryParse && typeof data === 'string' ? JSON.parse(data) : data
+    return JSON.stringify(val, null, 2)
+  } catch {
+    return String(data)
+  }
+}
+
+// ── 工具展示辅助 ──
+const expandedTools = ref(new Set<string>())
+
+function toggleExpand(id: string) {
+  if (expandedTools.value.has(id)) expandedTools.value.delete(id)
+  else expandedTools.value.add(id)
+}
+
+/** 安全解析工具结果 JSON */
+function parseResult(result: unknown): any {
+  if (!result) return null
+  try {
+    return typeof result === 'string' ? JSON.parse(result) : result
+  } catch {
+    return null
+  }
+}
+
+/** 工具图标 */
+const dirIcon = '<svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8"><path d="M22 19a2 2 0 01-2 2H4a2 2 0 01-2-2V5a2 2 0 012-2h5l2 3h9a2 2 0 012 2z"/></svg>'
+const fileIcon = '<svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8"><path d="M14 2H6a2 2 0 00-2 2v16a2 2 0 002 2h12a2 2 0 002-2V8z"/><polyline points="14 2 14 8 20 8"/></svg>'
+
+function toolCategory(name: string): string {
+  if (name === 'read_file') return 'file-read'
+  if (name === 'write_file') return 'file-write'
+  if (name === 'list_directory') return 'dir'
+  if (name.includes('create')) return 'create'
+  if (name.includes('delete')) return 'delete'
+  if (name.includes('list')) return 'list'
+  return 'default'
+}
+
+function toolIcon(name: string): string {
+  if (name === 'read_file') return '<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M14 2H6a2 2 0 00-2 2v16a2 2 0 002 2h12a2 2 0 002-2V8z"/><polyline points="14 2 14 8 20 8"/><line x1="16" y1="13" x2="8" y2="13"/><line x1="16" y1="17" x2="8" y2="17"/></svg>'
+  if (name === 'write_file') return '<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M11 4H4a2 2 0 00-2 2v14a2 2 0 002 2h14a2 2 0 002-2v-7"/><path d="M18.5 2.5a2.121 2.121 0 013 3L12 15l-4 1 1-4 9.5-9.5z"/></svg>'
+  if (name === 'list_directory') return dirIcon
+  if (name.includes('create')) return '<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><line x1="12" y1="5" x2="12" y2="19"/><line x1="5" y1="12" x2="19" y2="12"/></svg>'
+  if (name.includes('delete')) return '<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><polyline points="3 6 5 6 21 6"/><path d="M19 6v14a2 2 0 01-2 2H7a2 2 0 01-2-2V6m3 0V4a2 2 0 012-2h4a2 2 0 012 2v2"/></svg>'
+  return '<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>'
+}
+
+/** 工具显示名称（含路径摘要） */
+function toolDisplayName(tc: AiToolCallInfo): string {
+  const p = (tc.args as any)?.path as string | undefined
+  switch (tc.name) {
+    case 'read_file': return p ? `读取 ${shortPath(p)}` : t('ai.toolName.readFile')
+    case 'list_directory': return p ? `目录 ${shortPath(p)}` : t('ai.toolName.listDirectory')
+    case 'write_file': return p ? `写入 ${shortPath(p)}` : t('ai.toolName.writeFile')
+    default: return formatToolName(tc.name)
+  }
+}
+
+function shortPath(p: string): string {
+  const parts = p.replace(/\\/g, '/').split('/')
+  return parts.length <= 2 ? p : '.../' + parts.slice(-2).join('/')
+}
+
+/** 格式化字节数 */
+function formatBytes(bytes: number | undefined): string {
+  if (!bytes) return '0 B'
+  if (bytes < 1024) return bytes + ' B'
+  if (bytes < 1048576) return (bytes / 1024).toFixed(1) + ' KB'
+  return (bytes / 1048576).toFixed(1) + ' MB'
+}
+
+/** 通用工具结果格式化（非文件类工具） */
+function formatToolResult(tc: AiToolCallInfo): string {
+  const r = parseResult(tc.result)
+  if (!r) {
+    // 非 JSON(纯文本:审批占位/错误/拒绝)→ 原样显示,审批占位时补拟执行参数避免空白
+    const raw = typeof tc.result === 'string' ? tc.result : ''
+    if (raw && tc.args && typeof tc.args === 'object') {
+      const a = tc.args as any
+      const detail = a.title || a.name || a.path || ''
+      if (detail) return `${raw}（${detail}）`
+    }
+    return raw
+  }
+  // 写入文件：简洁结果
+  if (tc.name === 'write_file') {
+    return `${r.path} (${formatBytes(r.bytes_written)})`
+  }
+  return formatJson(r)
 }
 
 /** 格式化时间戳（毫秒字符串 → 相对时间） */
@@ -564,91 +486,7 @@ function formatTime(ts: string): string {
   return formatRelativeZh(ts)
 }
 
-// ── 对话分组:今天 / 昨天 / 更早 (走 i18n,跟随语言切换) ──
-const BUCKET_LABELS = computed<Record<string, string>>(() => ({
-  today: t('aiChat.today'),
-  yesterday: t('aiChat.yesterday'),
-  earlier: t('aiChat.earlier'),
-}))
-
-/** 按日历日分桶(非 24h 滚动):today / yesterday / earlier */
-function timeBucket(ts: string): 'today' | 'yesterday' | 'earlier' {
-  const t = parseInt(ts, 10)
-  if (!Number.isFinite(t)) return 'earlier'
-  const d = new Date(t)
-  const now = new Date()
-  const sameDay = d.getFullYear() === now.getFullYear()
-    && d.getMonth() === now.getMonth()
-    && d.getDate() === now.getDate()
-  if (sameDay) return 'today'
-  const yest = new Date(now)
-  yest.setDate(now.getDate() - 1)
-  if (d.getFullYear() === yest.getFullYear()
-    && d.getMonth() === yest.getMonth()
-    && d.getDate() === yest.getDate()) return 'yesterday'
-  return 'earlier'
-}
-
-/** 活跃(非归档)对话按时间桶分组,保持后端 created_at DESC 顺序 */
-const groupedActive = computed(() => {
-  const map = new Map<string, AiConversationSummary[]>()
-  for (const c of store.state.conversations) {
-    if (c.archived) continue
-    const b = timeBucket(c.updated_at)
-    if (!map.has(b)) map.set(b, [])
-    map.get(b)!.push(c)
-  }
-  // 组内按 updated_at DESC,与分桶语义一致(最近更新的在前)
-  for (const items of map.values()) {
-    items.sort((a, b) => Number(b.updated_at) - Number(a.updated_at))
-  }
-  const groups: { key: string; label: string; items: AiConversationSummary[] }[] = []
-  for (const key of ['today', 'yesterday', 'earlier']) {
-    const items = map.get(key)
-    if (items && items.length) groups.push({ key, label: BUCKET_LABELS.value[key], items })
-  }
-  return groups
-})
-
-/** 已归档对话(侧栏底部折叠展示) */
-const archivedConvs = computed(() => store.state.conversations.filter(c => c.archived))
-
 function handleKeydown(e: KeyboardEvent) {
-  // Escape 关闭技能联想浮层（无论是否有匹配项）
-  if (skillOpen.value && e.key === 'Escape') {
-    e.preventDefault()
-    skillOpen.value = false
-    return
-  }
-  // 已选技能 chip 态下 Escape 取消选中(浮层已关闭,这里兜底 chip 可取消路径)
-  if (pendingSkill.value && e.key === 'Escape') {
-    e.preventDefault()
-    pendingSkill.value = null
-    return
-  }
-  // 技能联想浮层导航（仅有匹配项时拦截方向/回车）
-  if (skillOpen.value && filteredSkills.value.length) {
-    if (e.key === 'ArrowDown') {
-      e.preventDefault()
-      skillIndex.value = (skillIndex.value + 1) % filteredSkills.value.length
-      return
-    }
-    if (e.key === 'ArrowUp') {
-      e.preventDefault()
-      skillIndex.value = (skillIndex.value - 1 + filteredSkills.value.length) % filteredSkills.value.length
-      return
-    }
-    if ((e.key === 'Enter' || e.key === 'Tab') && !e.shiftKey) {
-      e.preventDefault()
-      selectSkill(filteredSkills.value[skillIndex.value])
-      return
-    }
-    if (e.key === 'Escape') {
-      e.preventDefault()
-      skillOpen.value = false
-      return
-    }
-  }
   if (e.key === 'Enter' && !e.shiftKey) {
     e.preventDefault()
     handleSend()
@@ -665,26 +503,14 @@ function autoResize() {
 
 async function handleSend() {
   const text = inputText.value.trim()
-  const skill = pendingSkill.value
-  // 无文本且未选技能时忽略；选了技能允许空文本（纯技能调用）
-  if (!text && !skill) return
-  // 生成中不再拦截：sendMessage 会把消息排入待发送队列，完成后自动续发
-  // 先清输入（无论立即发还是入队）；队列满/IPC 失败时 catch 回填
-  inputText.value = ''
-  pendingSkill.value = null
-  skillOpen.value = false
-  if (inputEl.value) inputEl.value.style.height = 'auto'
-  // 同步清空输入框后立即发送：sendMessage 内部同步 push 用户消息，
-  // 清空与 push 合并到同一渲染周期 flush，消除"输入框已空但消息未显示"的间隙
+  if (!text || store.state.streaming) return
   try {
-    await store.sendMessage(text, skill?.name)
+    inputText.value = ''
+    if (inputEl.value) inputEl.value.style.height = 'auto'
+    await store.sendMessage(text)
   } catch (e) {
     console.error('[AI] 发送失败:', e)
     inputText.value = text
-    pendingSkill.value = skill
-    // 用户可见提示(原仅 console.error,用户无感);Tauri IPC 错误是字符串非 Error 对象
-    const msg = e instanceof Error ? e.message : String(e)
-    showToast(t('aiChat.toastSendFail', { msg }), 'error')
   }
   await nextTick()
   scrollToBottom()
@@ -697,118 +523,29 @@ function isNearBottom(): boolean {
   return el.scrollHeight - el.scrollTop - el.clientHeight < 80
 }
 
-// 回到底部按钮：内容溢出且不在底部时显示
-const showBackToBottom = ref(false)
-function refreshBackToBottom() {
-  const el = messagesContainer.value
-  if (!el) { showBackToBottom.value = false; return }
-  const overflow = el.scrollHeight - el.clientHeight > 100
-  showBackToBottom.value = overflow && !isNearBottom()
-}
-function onMessagesScroll() {
-  refreshBackToBottom()
-}
-
 function scrollToBottom() {
   if (messagesContainer.value) {
     messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
-    showBackToBottom.value = false
   }
 }
 
-// 消息/流式变化时:在底部则自动滚;上滑看历史则只刷新回底按钮(不强制打断)
-function onContentChange() {
-  if (isNearBottom()) {
-    nextTick(scrollToBottom)
-  } else {
-    refreshBackToBottom()
-  }
-}
-watch(() => store.state.messages.length, onContentChange)
-watch(() => store.state.currentText, onContentChange)
-
-// 流式 Markdown 渲染驱动(ARC-260615-08 块级 memo):
-// - currentText 变化(每 delta):rAF 节流 scheduleStreamParse,块级 memo 只重 parse 末块
-// - streaming 翻转:结束清 rAF + 清 streamingHtml(回 renderMd 走 final marked + 缓存)
-// - mdReady 翻转(CR-260615-06):首屏 marked 慢 + 暂无新 delta 时末段停留 escapeFallback
-//   纯文本;marked 就绪后主动重算一次,使纯文本转格式化
-watch(() => store.state.currentText, (text) => {
-  if (store.state.streaming && text) scheduleStreamParse(text)
-})
-watch(mdReady, (ready) => {
-  if (ready && store.state.streaming && store.state.currentText) {
-    scheduleStreamParse(store.state.currentText)
-  }
-})
-watch(() => store.state.streaming, (s) => {
-  if (rafId !== null) { cancelAnimationFrame(rafId); rafId = null }
-  if (!s) { streamingHtml.value = ''; lastStreamText = '' }
-})
-onBeforeUnmount(() => {
-  if (rafId !== null) cancelAnimationFrame(rafId)
-  // CR-260615-24: 释放后端 listener(ai-chat-event/ai-conversation-changed)+清流式看门狗。
-  // 之前 stopListener 定义但全仓零调用 → listener+watchdog 永久泄漏;分离窗口主窗口 AiChat
-  // 卸载(走 App.vue v-if detach)时 listener 仍挂后端,watchdog 130s 后写已卸载 state。
-  store.stopListener()
-})
-
-// ── 工具卡片自动收起:新内容追加(新消息/toolCall 状态变化/文本增长)时,
-// 收起旧的已完成/已拒绝卡片,保留 running/pending/write_file 活跃卡片。
-// 折叠态由 ToolCardList 自治,父级仅经 expose 调 collapseInactive ──
-let lastMsgSnapshot = ''
-watch(
-  () => store.state.messages,
-  (msgs) => {
-    const snap = JSON.stringify(msgs.map(m => ({
-      id: m.id, role: m.role, len: m.content?.length ?? 0,
-      tc: (m.toolCalls || []).map(t => ({ id: t.id, s: t.status })),
-    })))
-    if (snap === lastMsgSnapshot) return
-    const isFirst = lastMsgSnapshot === ''
-    lastMsgSnapshot = snap
-    if (isFirst) return // 首次加载/切换对话不触发收起
-    const active = new Set<string>()
-    for (const m of msgs) {
-      for (const t of (m.toolCalls || [])) {
-        // 与 ToolCard.shouldKeepOpen 同源:running/pending_approval/rejected/write_file 保持展开
-        if (t.status === 'running' || t.status === 'pending_approval'
-          || t.status === 'rejected' || t.name === 'write_file') {
-          active.add(t.id)
-        }
-      }
-    }
-    // ref 绑定在 v-for 内 → Vue 3 收集为数组；逐实例调用 collapseInactive，
-    // 否则数组上访问 .collapseInactive 报 not a function，中断组件更新致乐观状态不渲染
-    const tcl = toolCardListRef.value as unknown
-    const refs = Array.isArray(tcl) ? tcl : (tcl ? [tcl] : [])
-    refs.forEach((r: any) => r?.collapseInactive?.(active))
-  },
-  { deep: true },
-)
+// 消息/流式变化时:仅当用户已在底部附近才自动滚动
+watch(() => store.state.messages.length, () => { if (isNearBottom()) nextTick(scrollToBottom) })
+watch(() => store.state.currentText, () => { if (isNearBottom()) nextTick(scrollToBottom) })
 
 onMounted(async () => {
   const t0 = (window as any).__APP_T0 ?? 0
-  // 启动耗时埋点:debug 级(浏览器默认折叠不干扰,空白屏复现时可开 verbose 看)
-  console.debug(`[启动] AiChat mounted: ${(performance.now() - t0).toFixed(0)}ms`)
-  loadMarkdown() // 后台预热 Markdown 渲染器,不阻塞首屏
+  console.log(`[启动] AiChat mounted: ${(performance.now() - t0).toFixed(0)}ms`)
+  loadMarkdown() // 后台预热 Markdown 渲染器，不阻塞首屏
   await store.startListener()
   await store.loadProviders()
   await store.loadConversations()
-  store.loadSkills()
   // 分离模式:接管主窗口当前对话(含生成中态),保持正在进行的对话
   if (props.detached) {
     const params = new URLSearchParams(location.hash.split('?')[1] || '')
     await store.resumeInDetached(params.get('conv'))
   }
-  console.debug(`[启动] AiChat IPC 完成: ${(performance.now() - t0).toFixed(0)}ms`)
-})
-
-// CR-260615-06: mdReady 就绪后主动触发首屏 Markdown 重渲染
-// （marked 加载慢 + 无新 delta 时末段停留纯文本，不触发模板重算）
-const _mdRenderKey = ref(0)
-function forceUpdate() { _mdRenderKey.value++ }
-watch(mdReady, (ready) => {
-  if (ready) nextTick(() => { forceUpdate() })
+  console.log(`[启动] AiChat IPC 完成: ${(performance.now() - t0).toFixed(0)}ms`)
 })
 
 // ── 置顶功能 ──
@@ -823,7 +560,6 @@ async function toggleAlwaysOnTop() {
 
 <style scoped>
 .ai-panel {
-  position: relative; /* 容纳 .ai-toast(absolute,相对面板定位,嵌入/分离模式均生效) */
   display: flex;
   flex-direction: row;
   height: 100%;
@@ -859,33 +595,6 @@ async function toggleAlwaysOnTop() {
   overflow-y: auto;
   padding: 4px;
 }
-.ai-conv-group-title {
-  padding: 8px 8px 3px;
-  font-size: 10px;
-  font-weight: 600;
-  color: var(--df-text-dim);
-  user-select: none;
-}
-.ai-conv-group-title--fold {
-  cursor: pointer;
-  display: flex;
-  align-items: center;
-  gap: 3px;
-}
-.ai-conv-group-title--fold:hover {
-  color: var(--df-text);
-}
-.ai-conv-group-arrow {
-  display: inline-block;
-  transition: transform 0.15s;
-  font-size: 9px;
-}
-.ai-conv-group-arrow.is-folded {
-  transform: rotate(0deg);
-}
-.ai-conv-group-arrow:not(.is-folded) {
-  transform: rotate(90deg);
-}
 .ai-conv-item {
   display: flex;
   align-items: center;
@@ -902,9 +611,6 @@ async function toggleAlwaysOnTop() {
 .ai-conv-item--active {
   background: var(--df-sidebar-active);
 }
-.ai-conv-item--archived .ai-conv-item-title {
-  opacity: 0.6;
-}
 .ai-conv-item-main {
   flex: 1;
   min-width: 0;
@@ -936,18 +642,9 @@ async function toggleAlwaysOnTop() {
   font-size: 9px;
   color: var(--df-text-dim);
 }
-.ai-conv-item-actions {
+.ai-conv-item-delete {
   display: none;
   align-items: center;
-  gap: 2px;
-  flex-shrink: 0;
-}
-.ai-conv-item:hover .ai-conv-item-actions {
-  display: flex;
-}
-.ai-conv-item-act {
-  display: flex;
-  align-items: center;
   justify-content: center;
   width: 18px;
   height: 18px;
@@ -958,11 +655,10 @@ async function toggleAlwaysOnTop() {
   cursor: pointer;
   flex-shrink: 0;
 }
-.ai-conv-item-act:hover {
-  background: var(--df-sidebar-hover);
-  color: var(--df-text);
+.ai-conv-item:hover .ai-conv-item-delete {
+  display: flex;
 }
-.ai-conv-item-act:last-child:hover {
+.ai-conv-item-delete:hover {
   background: var(--df-danger-bg);
   color: var(--df-danger);
 }
@@ -985,7 +681,6 @@ async function toggleAlwaysOnTop() {
 
 /* ═══ 聊天区域 ═══ */
 .ai-chat-area {
-  position: relative;
   flex: 1;
   display: flex;
   flex-direction: column;
@@ -1085,34 +780,6 @@ async function toggleAlwaysOnTop() {
   gap: 14px;
 }
 
-/* ── 回到底部按钮（浮动，绝对定位于 .ai-chat-area） ── */
-.ai-back-to-bottom {
-  position: absolute;
-  right: 18px;
-  bottom: 88px;
-  width: 30px;
-  height: 30px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  border: 0.5px solid var(--df-border);
-  border-radius: 50%;
-  background: var(--df-bg-card);
-  color: var(--df-text-dim);
-  cursor: pointer;
-  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
-  z-index: 15;
-  transition: color 0.15s var(--df-ease), border-color 0.15s var(--df-ease);
-}
-.ai-back-to-bottom:hover {
-  color: var(--df-accent);
-  border-color: var(--df-accent);
-}
-.back-to-bottom-enter-active,
-.back-to-bottom-leave-active { transition: opacity 0.15s, transform 0.15s; }
-.back-to-bottom-enter-from,
-.back-to-bottom-leave-to { opacity: 0; transform: translateY(8px); }
-
 /* -- Empty State -- */
 .ai-empty {
   flex: 1;
@@ -1141,7 +808,7 @@ async function toggleAlwaysOnTop() {
   display: flex;
   gap: 8px;
   align-items: flex-start;
-  flex-direction: row-reverse; /* 头像在右：DOM 仍 avatar 在先，视觉反转成【气泡】【头像】靠右 */
+  justify-content: flex-end;
 }
 .ai-msg-ai {
   display: flex;
@@ -1179,7 +846,7 @@ async function toggleAlwaysOnTop() {
 .ai-msg-bubble {
   font-size: 13px;
   line-height: 1.6;
-  max-width: var(--df-msg-max-width);
+  max-width: 90%;
   padding: 8px 12px;
   border-radius: var(--df-radius-lg);
   overflow-wrap: anywhere;
@@ -1216,21 +883,322 @@ async function toggleAlwaysOnTop() {
   50% { opacity: 0; }
 }
 
-/* ── token 用量条(克制:右对齐 / 最小字号 / dim / 分隔线,不抢正文焦点) ── */
-.ai-token-usage {
+/* ═══ Markdown 渲染 → src/styles/ai-md.css（全局） ═══ */
+
+/* ═══ Tool Cards ═══ */
+.ai-tool-calls {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+.ai-tool-card {
+  background: var(--df-bg-card);
+  border: 0.5px solid var(--df-border);
+  border-radius: var(--df-radius);
+  padding: 0;
+  overflow: hidden;
+  animation: fadeInUp 0.2s var(--df-ease);
+  transition: border-color 0.2s var(--df-ease);
+}
+.ai-tool-card--pending_approval {
+  border-color: rgba(240,199,94,0.3);
+  box-shadow: 0 0 0 1px rgba(240,199,94,0.06);
+}
+.ai-tool-card--completed {
+  border-color: rgba(61,219,160,0.2);
+}
+.ai-tool-card--rejected {
+  border-color: rgba(240,101,101,0.2);
+  opacity: 0.55;
+}
+
+/* -- Header -- */
+.ai-tool-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 8px 10px;
+}
+.ai-tool-icon-wrap {
+  width: 24px;
+  height: 24px;
+  border-radius: var(--df-radius-sm);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+}
+.ai-tool-icon-wrap--file-read  { background: rgba(94,175,240,0.12); color: var(--df-info); }
+.ai-tool-icon-wrap--file-write { background: var(--df-warning-bg); color: var(--df-warning); }
+.ai-tool-icon-wrap--dir        { background: rgba(240,199,94,0.12); color: var(--df-warning); }
+.ai-tool-icon-wrap--create     { background: var(--df-success-bg); color: var(--df-success); }
+.ai-tool-icon-wrap--delete     { background: var(--df-danger-bg); color: var(--df-danger); }
+.ai-tool-icon-wrap--list       { background: var(--df-accent-bg); color: var(--df-accent); }
+.ai-tool-icon-wrap--default    { background: var(--df-accent-bg); color: var(--df-accent); }
+
+.ai-tool-header-text {
+  display: flex;
+  flex-direction: column;
+  gap: 1px;
+  flex: 1;
+  min-width: 0;
+}
+.ai-tool-name {
+  font-size: 12px;
+  font-weight: 500;
+  color: var(--df-text);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+.ai-tool-sub {
+  font-size: 10px;
+  color: var(--df-text-dim);
+}
+
+/* -- Status dot (脉冲动画) -- */
+.ai-tool-status-dot {
+  width: 7px;
+  height: 7px;
+  border-radius: 50%;
+  flex-shrink: 0;
+}
+.ai-tool-status-dot--running {
+  background: var(--df-info);
+  animation: pulseGlow 1.5s ease-in-out infinite;
+  box-shadow: 0 0 6px var(--df-info);
+}
+.ai-tool-status-dot--pending_approval {
+  background: var(--df-warning);
+  animation: pulseGlow 1.5s ease-in-out infinite;
+  box-shadow: 0 0 6px rgba(240,199,94,0.3);
+}
+.ai-tool-status-dot--completed { background: var(--df-success); }
+.ai-tool-status-dot--rejected { background: var(--df-danger); }
+
+/* -- Skeleton (running 状态) -- */
+.ai-tool-skeleton {
+  padding: 4px 10px 10px 42px;
+  display: flex;
+  flex-direction: column;
+  gap: 5px;
+}
+.ai-tool-skeleton-line {
+  height: 8px;
+  border-radius: var(--df-radius-xs);
+  background: linear-gradient(90deg, var(--df-bg) 25%, var(--df-bg-card-hover) 50%, var(--df-bg) 75%);
+  background-size: 200% 100%;
+  animation: shimmer 1.5s infinite;
+}
+@keyframes shimmer {
+  0%   { background-position: 200% 0; }
+  100% { background-position: -200% 0; }
+}
+
+/* -- 审批按钮 -- */
+.ai-tool-actions {
+  display: flex;
+  gap: 6px;
+  padding: 0 10px 8px;
+}
+.ai-tool-btn {
+  padding: 5px 12px;
+  font-size: 11px;
+  font-weight: 500;
+  border-radius: var(--df-radius-sm);
+  border: 0.5px solid var(--df-border);
+  cursor: pointer;
   display: flex;
-  justify-content: flex-end;
   align-items: center;
   gap: 4px;
-  margin-top: 6px;
-  padding-top: 6px;
+  transition: all 0.15s var(--df-ease);
+  font-family: var(--df-font-sans);
+}
+.ai-tool-btn--approve {
+  background: var(--df-success-bg);
+  color: var(--df-success);
+}
+.ai-tool-btn--approve:hover {
+  background: var(--df-success);
+  color: #fff;
+  border-color: var(--df-success);
+}
+.ai-tool-btn--reject {
+  background: var(--df-danger-bg);
+  color: var(--df-danger);
+}
+.ai-tool-btn--reject:hover {
+  background: var(--df-danger);
+  color: #fff;
+  border-color: var(--df-danger);
+}
+
+/* -- File Content (read_file) -- */
+.ai-tool-file-content {
   border-top: 0.5px solid var(--df-border);
+}
+.ai-tool-file-bar {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 5px 10px;
+  background: color-mix(in srgb, var(--df-bg) 80%, transparent);
+  border-bottom: 0.5px solid var(--df-border);
+}
+.ai-tool-file-icon {
+  display: flex;
+  align-items: center;
+  color: var(--df-info);
+  flex-shrink: 0;
+}
+.ai-tool-file-icon--dir {
+  color: var(--df-warning);
+}
+.ai-tool-file-path {
+  font-family: var(--df-font-mono);
+  font-size: 10px;
+  color: var(--df-accent);
+  flex: 1;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+.ai-tool-file-meta {
   font-family: var(--df-font-mono);
   font-size: 9px;
   color: var(--df-text-dim);
+  flex-shrink: 0;
+}
+.ai-tool-expand-btn {
+  font-family: var(--df-font-sans);
+  font-size: 10px;
+  color: var(--df-text-dim);
+  background: rgba(255,255,255,0.04);
+  border: 0.5px solid var(--df-border);
+  border-radius: var(--df-radius-sm);
+  padding: 2px 8px;
+  cursor: pointer;
+  flex-shrink: 0;
+  transition: all 0.15s var(--df-ease);
+}
+.ai-tool-expand-btn:hover {
+  color: var(--df-text-secondary);
+  background: rgba(255,255,255,0.08);
+  border-color: var(--df-border-strong);
+}
+.ai-tool-file-pre {
+  margin: 0;
+  padding: 10px 12px;
+  background: color-mix(in srgb, var(--df-bg) 60%, transparent);
+  font-family: var(--df-font-mono);
+  font-size: 11px;
+  line-height: 1.6;
+  color: var(--df-text-secondary);
+  overflow-x: auto;
+  tab-size: 4;
+}
+.ai-tool-file-pre--collapsed {
+  max-height: 180px;
+  overflow-y: hidden;
+  position: relative;
+}
+.ai-tool-file-pre--collapsed::after {
+  content: '';
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  height: 48px;
+  background: linear-gradient(transparent, color-mix(in srgb, var(--df-bg) 90%, transparent));
+  pointer-events: none;
+}
+
+/* -- Directory List (list_directory) -- */
+.ai-tool-dir-list {
+  border-top: 0.5px solid var(--df-border);
+}
+.ai-tool-dir-entries {
+  padding: 4px 0;
+  max-height: 220px;
+  overflow-y: auto;
+}
+.ai-tool-dir-entry {
+  display: flex;
+  align-items: center;
+  gap: 7px;
+  padding: 3px 12px;
+  font-size: 11px;
+  transition: background 0.1s;
+}
+.ai-tool-dir-entry:hover {
+  background: rgba(255,255,255,0.03);
+}
+.ai-tool-dir-entry--directory .ai-tool-dir-name {
+  font-weight: 500;
+  color: var(--df-text);
+}
+.ai-tool-dir-icon {
+  display: flex;
+  align-items: center;
+  flex-shrink: 0;
+}
+.ai-tool-dir-icon--folder { color: var(--df-warning); }
+.ai-tool-dir-icon--file   { color: var(--df-text-dim); }
+.ai-tool-dir-name {
+  font-family: var(--df-font-mono);
+  color: var(--df-text-secondary);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  flex: 1;
+}
+.ai-tool-dir-size {
+  font-family: var(--df-font-mono);
+  font-size: 9px;
+  color: var(--df-text-dim);
+  flex-shrink: 0;
   opacity: 0.7;
 }
-.ai-token-usage-icon { font-size: 9px; }
+
+/* -- Write File Result -- */
+.ai-tool-write-result {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 8px 10px;
+  border-top: 0.5px solid var(--df-border);
+  background: rgba(61,219,160,0.04);
+}
+.ai-tool-write-path {
+  font-family: var(--df-font-mono);
+  font-size: 11px;
+  color: var(--df-accent);
+  flex: 1;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+.ai-tool-write-meta {
+  font-size: 10px;
+  color: var(--df-success);
+  flex-shrink: 0;
+}
+
+/* -- Generic Result -- */
+.ai-tool-result {
+  margin: 0;
+  padding: 8px 10px;
+  background: rgba(61,219,160,0.04);
+  border-top: 0.5px solid var(--df-border);
+  border-radius: 0;
+  font-family: var(--df-font-mono);
+  font-size: 11px;
+  color: var(--df-success);
+  max-height: 100px;
+  overflow-y: auto;
+  white-space: pre-wrap;
+  word-break: break-all;
+}
 
 /* ═══ Input ═══ */
 .ai-input-area {
@@ -1239,7 +1207,6 @@ async function toggleAlwaysOnTop() {
   background: var(--df-bg);
 }
 .ai-input-wrap {
-  position: relative;
   display: flex;
   align-items: center;
   gap: 6px;
@@ -1252,92 +1219,6 @@ async function toggleAlwaysOnTop() {
 .ai-input-wrap:focus-within {
   border-color: color-mix(in srgb, var(--df-accent) 40%, transparent);
 }
-
-/* ── 待发送队列 ── */
-.ai-queue {
-  margin-bottom: 6px;
-  padding: 6px 8px;
-  background: color-mix(in srgb, var(--df-accent) 8%, transparent);
-  border: 0.5px solid color-mix(in srgb, var(--df-accent) 30%, transparent);
-  border-radius: var(--df-radius);
-}
-.ai-queue-head {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  margin-bottom: 4px;
-}
-.ai-queue-title { font-size: 11px; color: var(--df-text-dim); font-weight: 600; }
-.ai-queue-clear { background: none; border: none; color: var(--df-text-dim); cursor: pointer; font-size: 11px; padding: 0; }
-.ai-queue-clear:hover { color: var(--df-text); }
-.ai-queue-list { display: flex; flex-direction: column; gap: 3px; }
-.ai-queue-item {
-  display: flex;
-  align-items: center;
-  gap: 6px;
-  padding: 3px 6px;
-  background: var(--df-bg-card);
-  border-radius: calc(var(--df-radius) - 2px);
-  font-size: 12px;
-}
-.ai-queue-skill { color: var(--df-accent); font-weight: 600; flex-shrink: 0; }
-.ai-queue-text {
-  color: var(--df-text);
-  flex: 1;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-.ai-queue-x { background: none; border: none; color: var(--df-text-dim); cursor: pointer; font-size: 14px; line-height: 1; padding: 0 2px; flex-shrink: 0; }
-.ai-queue-x:hover { color: var(--df-danger); }
-
-/* ── 技能 chip / 联想浮层 ── */
-.ai-skill-chip {
-  display: flex;
-  align-items: center;
-  gap: 6px;
-  margin-bottom: 6px;
-  padding: 3px 8px;
-  background: color-mix(in srgb, var(--df-accent) 16%, transparent);
-  border: 0.5px solid color-mix(in srgb, var(--df-accent) 40%, transparent);
-  border-radius: var(--df-radius);
-  font-size: 12px;
-}
-.ai-skill-chip-name { color: var(--df-accent); font-weight: 600; }
-.ai-skill-chip-desc { color: var(--df-text-dim); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
-.ai-skill-chip-x { background: none; border: none; color: var(--df-text-dim); cursor: pointer; font-size: 14px; line-height: 1; padding: 0 2px; }
-.ai-skill-chip-x:hover { color: var(--df-text); }
-
-.ai-skill-popover {
-  position: absolute;
-  bottom: calc(100% + 4px);
-  left: 0;
-  right: 0;
-  max-height: 240px;
-  overflow-y: auto;
-  background: var(--df-bg-card);
-  border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius);
-  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
-  z-index: 20;
-}
-.ai-skill-item {
-  display: flex;
-  align-items: center;
-  gap: 8px;
-  padding: 6px 10px;
-  cursor: pointer;
-  font-size: 12px;
-}
-.ai-skill-item--active,
-.ai-skill-item:hover {
-  background: color-mix(in srgb, var(--df-accent) 14%, transparent);
-}
-.ai-skill-item-name { color: var(--df-accent); font-weight: 600; min-width: 90px; }
-.ai-skill-item-desc { color: var(--df-text-dim); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
-.ai-skill-item-src { color: var(--df-text-dim); opacity: 0.6; font-size: 10px; text-transform: uppercase; }
-.ai-skill-empty { padding: 8px 12px; color: var(--df-text-dim); opacity: 0.7; font-size: 12px; }
-
 .ai-input {
   flex: 1;
   background: transparent;
@@ -1394,24 +1275,4 @@ async function toggleAlwaysOnTop() {
   opacity: 0.6;
 }
 
-/* ═══ 错误 toast(复用 Settings.vue .toast 样式,前缀 ai- 防 scoped 冲突) ═══ */
-.ai-toast {
-  position: absolute;
-  top: 16px;
-  left: 50%;
-  transform: translateX(-50%);
-  padding: 8px 14px;
-  border-radius: var(--df-radius);
-  font-size: 12px;
-  z-index: 100;
-  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
-  max-width: 80%;
-  overflow-wrap: anywhere;
-}
-.ai-toast-error { background: var(--df-danger-bg); color: var(--df-danger); border: 0.5px solid var(--df-danger); }
-.ai-toast-warning { background: var(--df-warning-bg); color: var(--df-warning); border: 0.5px solid var(--df-warning); }
-.ai-toast-info { background: var(--df-accent-bg); color: var(--df-accent); border: 0.5px solid var(--df-accent); }
-.ai-toast-enter-active, .ai-toast-leave-active { transition: opacity 0.2s, transform 0.2s; }
-.ai-toast-enter-from, .ai-toast-leave-to { opacity: 0; transform: translate(-50%, -8px); }
-
 </style>
diff --git a/src/components/ToolCard.vue b/src/components/ToolCard.vue
index 312120a..2b1441c 100644
--- a/src/components/ToolCard.vue
+++ b/src/components/ToolCard.vue
@@ -105,7 +105,7 @@
 </template>
 
 <script lang="ts">
-import type { AiToolCallInfo } from '../api/types'
+import type { AiToolCallInfo } from '@/api/types'
 
 /** 工具结果 JSON 已知字段(全可选;list_* 运行时返回数组,靠 Array.isArray 区分) */
 interface ToolResult {
@@ -268,7 +268,7 @@ function formatToolResult(tc: AiToolCallInfo): string {
 <script setup lang="ts">
 import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useProjectStore } from '../stores/project'
+import { useProjectStore } from '@/stores/project'
 
 const { t } = useI18n()
 const projectStore = useProjectStore()
diff --git a/src/components/ToolCardList.vue b/src/components/ToolCardList.vue
index 0e068dc..1b6b492 100644
--- a/src/components/ToolCardList.vue
+++ b/src/components/ToolCardList.vue
@@ -16,7 +16,7 @@
 <script setup lang="ts">
 import { ref } from 'vue'
 import ToolCard from './ToolCard.vue'
-import type { AiToolCallInfo } from '../api/types'
+import type { AiToolCallInfo } from '@/api/types'
 
 defineProps<{
   /** 当前消息的工具调用列表 */
diff --git a/src/composables/ai/useAiConversations.ts b/src/composables/ai/useAiConversations.ts
index 538362c..e10692f 100644
--- a/src/composables/ai/useAiConversations.ts
+++ b/src/composables/ai/useAiConversations.ts
@@ -4,12 +4,12 @@
 //! - 多处调 useAiEvents.notifyConversationChanged
 //! - newConversation/switchConversation 写 appSettings 持久化活跃会话 id
 
-import { aiApi } from '../../api'
-import { useAppSettingsStore } from '../../stores/appSettings'
-import { state } from '../../stores/ai'
+import { aiApi } from '@/api'
+import { useAppSettingsStore } from '@/stores/appSettings'
+import { state } from '@/stores/ai'
 import { notifyConversationChanged } from './useAiEvents'
 import { persistUiState } from './useAiPanel'
-import type { AiToolCallInfo } from '../../api/types'
+import type { AiToolCallInfo } from '@/api/types'
 
 const appSettings = useAppSettingsStore()
 
diff --git a/src/composables/ai/useAiEvents.ts b/src/composables/ai/useAiEvents.ts
index 9a3eb07..00a73b9 100644
--- a/src/composables/ai/useAiEvents.ts
+++ b/src/composables/ai/useAiEvents.ts
@@ -10,15 +10,15 @@
 //! - nextMsgId 已下沉到 aiShared(原为本模块导出,useAiStream 亦依赖之构成循环依赖,故抽出)
 
 import { listen, emit } from '@tauri-apps/api/event'
-import { aiApi } from '../../api'
-import { useAppSettingsStore } from '../../stores/appSettings'
-import { state } from '../../stores/ai'
+import { aiApi } from '@/api'
+import { useAppSettingsStore } from '@/stores/appSettings'
+import { state } from '@/stores/ai'
 import i18n from '@/i18n'
 import { nextMsgId } from './aiShared'
 import { resetStreamWatchdog, clearStreamWatchdog } from './useAiStream'
 import { drainQueue } from './useAiSend'
 import { loadConversations } from './useAiConversations'
-import type { AiChatEvent, AiToolCallInfo } from '../../api/types'
+import type { AiChatEvent, AiToolCallInfo } from '@/api/types'
 
 // composable 内非组件上下文(无 setup),用 vue-i18n 全局实例的 t 而非 useI18n()。
 // 通过 any 中转规避 vue-i18n 深度 message schema 泛型导致的 TS2589(类型实例化过深)。
diff --git a/src/composables/ai/useAiPanel.ts b/src/composables/ai/useAiPanel.ts
index 4cf8b93..fcf8bdc 100644
--- a/src/composables/ai/useAiPanel.ts
+++ b/src/composables/ai/useAiPanel.ts
@@ -9,9 +9,9 @@
 //! - togglePanel/toggleMaximize/toggleArchivedFold/toggleSidebar 调 persistUiState
 
 import { watch } from 'vue'
-import { aiApi } from '../../api'
-import { useAppSettingsStore } from '../../stores/appSettings'
-import { state } from '../../stores/ai'
+import { aiApi } from '@/api'
+import { useAppSettingsStore } from '@/stores/appSettings'
+import { state } from '@/stores/ai'
 
 const appSettings = useAppSettingsStore()
 
diff --git a/src/composables/ai/useAiSend.ts b/src/composables/ai/useAiSend.ts
index a0141fe..c5d9e08 100644
--- a/src/composables/ai/useAiSend.ts
+++ b/src/composables/ai/useAiSend.ts
@@ -10,10 +10,10 @@
 //! - drainQueue 在 sendMessage 完成后由 handleEvent(AiCompleted) 调用 — 故 drainQueue 必须为模块级 export
 
 import { invoke } from '@tauri-apps/api/core'
-import { aiApi } from '../../api'
-import { useAppSettingsStore } from '../../stores/appSettings'
-import { state } from '../../stores/ai'
-import i18n from '../../i18n'
+import { aiApi } from '@/api'
+import { useAppSettingsStore } from '@/stores/appSettings'
+import { state } from '@/stores/ai'
+import i18n from '@/i18n'
 import { resetStreamWatchdog, clearStreamWatchdog } from './useAiStream'
 import { startListener, findToolCall } from './useAiEvents'
 import { nextMsgId } from './aiShared'
diff --git a/src/composables/ai/useAiStream.ts b/src/composables/ai/useAiStream.ts
index fa683ba..38b63f3 100644
--- a/src/composables/ai/useAiStream.ts
+++ b/src/composables/ai/useAiStream.ts
@@ -11,7 +11,7 @@
 //! 依赖:nextMsgId 取自 aiShared(原从 useAiEvents 取,构成 useAiEvents ↔ useAiStream
 //! 循环依赖;下沉到 aiShared 后本模块不再 import useAiEvents,环消除)
 
-import { state } from '../../stores/ai'
+import { state } from '@/stores/ai'
 import i18n from '@/i18n'
 import { nextMsgId } from './aiShared'
 
diff --git a/src/composables/ai/useAiWindow.ts b/src/composables/ai/useAiWindow.ts
index 0f915c8..67b35ea 100644
--- a/src/composables/ai/useAiWindow.ts
+++ b/src/composables/ai/useAiWindow.ts
@@ -8,7 +8,7 @@
 //! - reattachPanel/detachPanel 调 useAiPanel.persistUiState
 
 import { invoke } from '@tauri-apps/api/core'
-import { state } from '../../stores/ai'
+import { state } from '@/stores/ai'
 import { nextMsgId } from './aiShared'
 import { persistUiState } from './useAiPanel'
 
diff --git a/src/i18n/en/ai.ts b/src/i18n/en/ai.ts
index 0eca252..eeec017 100644
--- a/src/i18n/en/ai.ts
+++ b/src/i18n/en/ai.ts
@@ -5,6 +5,14 @@ export default {
       readFile: 'Read File',
       listDirectory: 'List Directory',
       writeFile: 'Write File',
+      fileInfo: 'File Info',
+      appendFile: 'Append File',
+      searchFiles: 'Search Files',
+    },
+    aiTool: {
+      fileInfoDesc: 'Get file or directory metadata (exists, size, line count, modified time, is binary, is directory) without reading content',
+      appendFileDesc: 'Append content to end of file. Creates file if not exists. Returns bytes written and new file size',
+      searchFilesDesc: 'Search for files matching a pattern (case-insensitive substring match) in a directory. Supports recursive search, max 50 results with total count and has_more flag',
     },
     errorNotFound: 'Request failed: the endpoint or model does not exist. Please check the Provider configuration.',
     errorAuth: 'Request failed: the API key is invalid or lacks permission.',
diff --git a/src/i18n/en/common.ts b/src/i18n/en/common.ts
index 1b4a0fd..d517b39 100644
--- a/src/i18n/en/common.ts
+++ b/src/i18n/en/common.ts
@@ -13,5 +13,6 @@ export default {
     edit: 'Edit',
     close: 'Close',
     loading: 'Loading…',
+    unknownError: 'Unknown error',
   },
 }
diff --git a/src/i18n/index.ts b/src/i18n/index.ts
index f13ecfa..a1a3cf4 100644
--- a/src/i18n/index.ts
+++ b/src/i18n/index.ts
@@ -1,7 +1,7 @@
 import { createI18n } from 'vue-i18n'
 import zhCN from './zh-CN'
 import en from './en'
-import { useAppSettingsStore } from '../stores/appSettings'
+import { useAppSettingsStore } from '@/stores/appSettings'
 
 // 界面语言:模块加载时 appSettings 缓存尚未填充(loadAll 在 App.vue onMounted 异步执行),
 // 故这里 get() 拿到默认 'zh-CN';真实用户偏好由 App.vue 在 loadAll 完成后回填到
diff --git a/src/i18n/zh-CN/ai.ts b/src/i18n/zh-CN/ai.ts
index 78321c7..04e103c 100644
--- a/src/i18n/zh-CN/ai.ts
+++ b/src/i18n/zh-CN/ai.ts
@@ -5,6 +5,14 @@ export default {
       readFile: '读取文件',
       listDirectory: '查看目录',
       writeFile: '写入文件',
+      fileInfo: '文件信息',
+      appendFile: '追加写入',
+      searchFiles: '搜索文件',
+    },
+    aiTool: {
+      fileInfoDesc: '获取文件或目录的元信息（是否存在、大小、行数、修改时间、是否二进制、是否目录），不读取文件内容',
+      appendFileDesc: '向文件末尾追加内容，文件不存在则自动创建。返回写入字数和新文件大小',
+      searchFilesDesc: '在指定目录下搜索匹配模式（字符串包含匹配）的文件名，返回路径和大小列表。支持递归搜索，结果限 50 条',
     },
     errorNotFound: '调用失败:接口地址或模型不存在,请检查 Provider 配置',
     errorAuth: '调用失败:API Key 无效或无权限',
diff --git a/src/i18n/zh-CN/common.ts b/src/i18n/zh-CN/common.ts
index 3718206..8abb61d 100644
--- a/src/i18n/zh-CN/common.ts
+++ b/src/i18n/zh-CN/common.ts
@@ -13,5 +13,6 @@ export default {
     edit: '编辑',
     close: '关闭',
     loading: '加载中…',
+    unknownError: '未知错误',
   },
 }
diff --git a/src/main.ts b/src/main.ts
index e2a1e84..ac4cb38 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -7,6 +7,6 @@ import "./styles/ai-md.css";
 
 createApp(App).use(router).use(i18n).mount("#app");
 
-// 启动计时：从 index.html 解析到 Vue 挂载完成(debug 级,空白屏复现时开 verbose 看)
+// 启动计时：从 index.html 解析到 Vue 挂载完成
 const t0 = (window as any).__APP_T0 ?? 0;
-console.debug(`[启动] Vue mount 完成: ${(performance.now() - t0).toFixed(0)}ms`);
+console.log(`[启动] Vue mount 完成: ${(performance.now() - t0).toFixed(0)}ms`);
diff --git a/src/router/index.ts b/src/router/index.ts
index cb4f7ff..9fb66f0 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -23,6 +23,12 @@ const routes = [
     component: () => import('../views/Ideas.vue'),
     meta: { title: '灵感', icon: 'icon-lightbulb' },
   },
+  {
+    path: '/ideas/:id',
+    name: 'IdeasDetail',
+    component: () => import('../views/Ideas.vue'),
+    meta: { title: '灵感详情', icon: 'icon-lightbulb' },
+  },
   {
     path: '/projects',
     name: 'Projects',
@@ -41,12 +47,6 @@ const routes = [
     component: () => import('../views/Tasks.vue'),
     meta: { title: '任务', icon: 'icon-thunder' },
   },
-  {
-    path: '/tasks/:id',
-    name: 'TaskDetail',
-    component: () => import('../views/TaskDetail.vue'),
-    meta: { title: '任务详情', icon: 'icon-thunder' },
-  },
   {
     path: '/knowledge',
     name: 'Knowledge',
diff --git a/src/stores/ai.ts b/src/stores/ai.ts
index 6f05111..9014405 100644
--- a/src/stores/ai.ts
+++ b/src/stores/ai.ts
@@ -20,7 +20,7 @@
 //! - state 为模块级单例,全应用共享同一引用
 
 import { reactive, watch } from 'vue'
-import type { AiChatEvent, AiConversationSummary, AiMessage, AiProviderConfig, AiToolCallInfo, SkillInfo } from '../api/types'
+import type { AiChatEvent, AiConversationSummary, AiMessage, AiProviderConfig, AiToolCallInfo, SkillInfo } from '@/api/types'
 
 /**
  * 单对话 messages 软上限(滚动淘汰)。
@@ -36,14 +36,14 @@ import type { AiChatEvent, AiConversationSummary, AiMessage, AiProviderConfig, A
 const MESSAGE_CAP = 200
 /** push 单次增量上限(用于区分 push 增长 vs 整体替换)。useAiSend 连续 push user+ai=2,其余事件 push 1。 */
 const MESSAGE_PUSH_BURST = 2
-import { useAiEvents } from '../composables/ai/useAiEvents'
-import { useAiStream } from '../composables/ai/useAiStream'
-import { useAiSend } from '../composables/ai/useAiSend'
-import { useAiConversations } from '../composables/ai/useAiConversations'
-import { useAiWindow } from '../composables/ai/useAiWindow'
-import { useAiPanel } from '../composables/ai/useAiPanel'
+import { useAiEvents } from '@/composables/ai/useAiEvents'
+import { useAiStream } from '@/composables/ai/useAiStream'
+import { useAiSend } from '@/composables/ai/useAiSend'
+import { useAiConversations } from '@/composables/ai/useAiConversations'
+import { useAiWindow } from '@/composables/ai/useAiWindow'
+import { useAiPanel } from '@/composables/ai/useAiPanel'
 
-/// 模块级单例 state — 全应用共享(composables 通过 `import { state } from '../../stores/ai'` 取用)
+/// 模块级单例 state — 全应用共享(composables 通过 `import { state } from '@/stores/ai'` 取用)
 export const state = reactive({
   messages: [] as AiMessage[],
   streaming: false,
diff --git a/src/stores/knowledge.ts b/src/stores/knowledge.ts
index 535e05e..6a2d817 100644
--- a/src/stores/knowledge.ts
+++ b/src/stores/knowledge.ts
@@ -1,5 +1,5 @@
 import { reactive, computed } from 'vue'
-import { knowledgeApi } from '../api'
+import { knowledgeApi } from '@/api'
 import i18n from '@/i18n'
 import type {
   KnowledgeRecord,
@@ -8,7 +8,7 @@ import type {
   CreateKnowledgeInput,
   UpdateKnowledgeInput,
   KnowledgeConfig,
-} from '../api/types'
+} from '@/api/types'
 
 // composable 外全局 i18n 实例(非 setup 上下文)
 const t = ((i18n as any).global.t as (k: string) => string).bind((i18n as any).global)
diff --git a/src/stores/project.ts b/src/stores/project.ts
index 7c8923a..2f23c0c 100644
--- a/src/stores/project.ts
+++ b/src/stores/project.ts
@@ -5,7 +5,7 @@ import { createTasksStore } from './project/tasks'
 import { createIdeasStore } from './project/ideas'
 import { createWorkflowStore } from './project/workflow'
 import { state, clearError } from './project/state'
-import type { DfDataChangedPayload } from '../api/types'
+import type { DfDataChangedPayload } from '@/api/types'
 
 // ── barrel 组合器(零行为变更,纯重构) ──
 //
diff --git a/src/stores/project/ideas.ts b/src/stores/project/ideas.ts
index 3a121a3..4ae61d3 100644
--- a/src/stores/project/ideas.ts
+++ b/src/stores/project/ideas.ts
@@ -1,4 +1,4 @@
-import { ideaApi } from '../../api'
+import { ideaApi } from '@/api'
 import i18n from '@/i18n'
 import { state } from './state'
 
diff --git a/src/stores/project/projects.ts b/src/stores/project/projects.ts
index 1180a6e..0b4aa2d 100644
--- a/src/stores/project/projects.ts
+++ b/src/stores/project/projects.ts
@@ -1,5 +1,5 @@
-import { projectApi } from '../../api'
-import type { ImportProjectInput } from '../../api/project'
+import { projectApi } from '@/api'
+import type { ImportProjectInput } from '@/api/project'
 import i18n from '@/i18n'
 import { state, clearError } from './state'
 
diff --git a/src/stores/project/tasks.ts b/src/stores/project/tasks.ts
index 72bde2a..cb49460 100644
--- a/src/stores/project/tasks.ts
+++ b/src/stores/project/tasks.ts
@@ -1,4 +1,4 @@
-import { taskApi } from '../../api'
+import { taskApi } from '@/api'
 import i18n from '@/i18n'
 import { state } from './state'
 
diff --git a/src/stores/project/workflow.ts b/src/stores/project/workflow.ts
index da47a0e..14621f9 100644
--- a/src/stores/project/workflow.ts
+++ b/src/stores/project/workflow.ts
@@ -1,4 +1,4 @@
-import { workflowApi } from '../../api'
+import { workflowApi } from '@/api'
 import i18n from '@/i18n'
 import { state, _eventUnlisten, setEventUnlisten } from './state'
 
diff --git a/src/styles/ai-md.css b/src/styles/ai-md.css
index 5ac6ca1..502ce6d 100644
--- a/src/styles/ai-md.css
+++ b/src/styles/ai-md.css
@@ -1,7 +1,7 @@
-/* ═══ Markdown 渲染（全局，从 AiChat.vue <style scoped> 抽出） ═══ */
-/* CR-260615-09: 原 5 文件重复 ~350 行 → 仅 AiChat.vue 有实际内容，
-   其余 4 文件(ProjectDetail/Ideas/Knowledge/TaskDetail)零 .ai-md 引用。
-   提为全局 CSS 消除唯一重复源。 */
+/* ═══ Markdown 渲染（全局） ═══ */
+/* CR-260615-09: 从 AiChat.vue / ProjectDetail.vue / Ideas.vue / Knowledge.vue / TaskDetail.vue
+   的重复 .ai-md 样式块抽取为全局 CSS，消除 ~350 行重复。
+   各文件独有覆盖保留在原文件 scoped style 中。 */
 
 .ai-md p { margin: 0 0 6px; }
 .ai-md p:last-child { margin-bottom: 0; }
@@ -45,7 +45,7 @@
 .ai-md h1 { font-size: 16px; }
 .ai-md h2 { font-size: 14px; }
 .ai-md h3 { font-size: 13px; }
-.a-md a {
+.ai-md a {
   color: var(--df-accent);
   text-decoration: none;
 }
diff --git a/src/views/AiDetached.vue b/src/views/AiDetached.vue
index dd4fed4..d9b600c 100644
--- a/src/views/AiDetached.vue
+++ b/src/views/AiDetached.vue
@@ -5,9 +5,9 @@
 </template>
 
 <script setup lang="ts">
-import AiChat from '../components/AiChat.vue'
+import AiChat from '@/components/AiChat.vue'
 import { onMounted } from 'vue'
-import { useAiStore } from '../stores/ai'
+import { useAiStore } from '@/stores/ai'
 
 const store = useAiStore()
 
diff --git a/src/views/Dashboard.vue b/src/views/Dashboard.vue
index c52662e..a3d5dd7 100644
--- a/src/views/Dashboard.vue
+++ b/src/views/Dashboard.vue
@@ -107,8 +107,8 @@
 import { computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { useI18n } from 'vue-i18n'
-import { useProjectStore } from '../stores/project'
-import { parseTs } from '../utils/time'
+import { useProjectStore } from '@/stores/project'
+import { parseTs } from '@/utils/time'
 
 const router = useRouter()
 const store = useProjectStore()
diff --git a/src/views/Ideas.vue b/src/views/Ideas.vue
index 0990692..27e12f3 100644
--- a/src/views/Ideas.vue
+++ b/src/views/Ideas.vue
@@ -1,10 +1,10 @@
 <template>
   <div class="ideas">
     <header class="page-header">
-      <h1>{{ $t('ideas.title') }}</h1>
+      <h1>💡 灵感</h1>
       <div class="header-actions">
-        <button class="btn btn-ghost" @click="refresh">{{ $t('ideas.refresh') }}</button>
-        <button class="btn btn-primary" @click="openCaptureModal">{{ $t('ideas.capture') }}</button>
+        <button class="btn btn-ghost" @click="refresh">🔄 刷新</button>
+        <button class="btn btn-primary" @click="openCaptureModal">✨ 捕捉灵感</button>
       </div>
     </header>
 
@@ -14,7 +14,8 @@
         <input
           v-model="searchQuery"
           type="text"
-          :placeholder="$t('ideas.searchPlaceholder')"
+          placeholder="搜索灵感..."
+          @input="filterIdeas"
         />
       </div>
       <button
@@ -24,13 +25,13 @@
         :class="{ active: activeFilter === f.key }"
         @click="activeFilter = f.key"
       >
-        {{ f.icon }} {{ $t(f.labelKey) }}
+        {{ f.icon }} {{ f.label }}
       </button>
     </div>
 
     <!-- 两栏布局 -->
     <div class="ideas-layout">
-      <!-- 左侧：灵感列表 -->
+      <!-- 左侧：想法列表 -->
       <section class="idea-list-panel">
         <div class="idea-list">
           <div
@@ -46,39 +47,31 @@
             </div>
             <p class="idea-desc-preview">{{ idea.description?.slice(0, 60) ?? '' }}{{ idea.description && idea.description.length > 60 ? '...' : '' }}</p>
             <div class="idea-card-footer">
-              <span class="status-tag" :class="'status-' + idea.status">{{ $t(statusLabelKey(idea.status)) }}</span>
+              <span class="status-tag" :class="'status-' + idea.status">{{ statusLabel(idea.status) }}</span>
               <span class="idea-date">{{ formatDate(idea.created_at) }}</span>
             </div>
           </div>
         </div>
       </section>
 
-      <!-- 右侧：灵感详情 -->
+      <!-- 右侧：想法详情 -->
       <section class="idea-detail-panel" v-if="currentIdea">
         <div class="detail-header">
           <h2 class="detail-title">{{ currentIdea.title }}</h2>
-          <span class="status-tag" :class="'status-' + currentIdea.status">{{ $t(statusLabelKey(currentIdea.status)) }}</span>
+          <span class="status-tag" :class="'status-' + currentIdea.status">{{ statusLabel(currentIdea.status) }}</span>
         </div>
-        <!-- B-260615-25:灵感描述 Markdown 渲染,复用 useMarkdown composable(同 B-24 TaskDetail),空值回退 — -->
-        <p
-          v-if="currentIdea.description"
-          class="detail-desc ai-md"
-          v-html="renderedDesc"
-        ></p>
-        <p v-else class="detail-desc">—</p>
+        <p class="detail-desc">{{ currentIdea.description }}</p>
 
         <!-- 对抗式评估 -->
         <div class="detail-section">
-          <h3>{{ $t('ideas.adversarialTitle') }} <span class="eval-mode-tag">{{ $t('ideas.evalModeHeuristic') }}</span></h3>
+          <h3>⚖️ 对抗式评估</h3>
           <div v-if="adversarialEval" class="adversarial-eval">
             <!-- 正反方观点 -->
             <div class="debate-container">
               <div class="debate-column positive">
-                <h4>{{ $t('ideas.positive') }}</h4>
-                <div class="confidence-bar">
-                  <div class="confidence-fill" :style="{ width: (adversarialEval.positive_strength * 100) + '%' }"></div>
-                </div>
-                <div class="confidence-text">{{ $t('ideas.confidence', { n: (adversarialEval.positive_strength * 100).toFixed(0) }) }}</div>
+                <h4>📈 正方观点</h4>
+                <div class="confidence-bar" :style="{ width: (adversarialEval.positive_strength * 100) + '%' }"></div>
+                <div class="confidence-text">{{ (adversarialEval.positive_strength * 100).toFixed(0) }}% 置信度</div>
                 <p class="thesis">{{ adversarialEval.positive.thesis }}</p>
                 <ul>
                   <li v-for="evidence in adversarialEval.positive.evidence" :key="evidence">• {{ evidence }}</li>
@@ -86,11 +79,9 @@
               </div>
 
               <div class="debate-column negative">
-                <h4>{{ $t('ideas.negative') }}</h4>
-                <div class="confidence-bar">
-                  <div class="confidence-fill" :style="{ width: (adversarialEval.negative_strength * 100) + '%' }"></div>
-                </div>
-                <div class="confidence-text">{{ $t('ideas.confidence', { n: (adversarialEval.negative_strength * 100).toFixed(0) }) }}</div>
+                <h4>📉 反方观点</h4>
+                <div class="confidence-bar" :style="{ width: (adversarialEval.negative_strength * 100) + '%' }"></div>
+                <div class="confidence-text">{{ (adversarialEval.negative_strength * 100).toFixed(0) }}% 置信度</div>
                 <p class="thesis">{{ adversarialEval.negative.thesis }}</p>
                 <ul>
                   <li v-for="evidence in adversarialEval.negative.evidence" :key="evidence">• {{ evidence }}</li>
@@ -100,36 +91,34 @@
 
             <!-- AI 分析师结论 -->
             <div class="analyst-conclusion">
-              <h4>{{ $t('ideas.analystTitle') }}</h4>
+              <h4>🧠 AI 分析师结论</h4>
               <div class="assessment-badge" :class="assessmentClass(adversarialEval.recommendation)">
                 {{ assessmentLabel(adversarialEval.recommendation) }}
               </div>
-              <p class="final-score">{{ $t('ideas.finalScore', { score: adversarialEval.final_score.toFixed(1) }) }}</p>
+              <p class="final-score">综合评分: {{ adversarialEval.final_score.toFixed(1) }}/10</p>
               <div class="net-sentiment" :class="sentimentClass(adversarialEval.net_sentiment)">
-                {{ $t('ideas.netSentiment', { tone: adversarialEval.net_sentiment > 0 ? $t('ideas.sentimentPositive') : (adversarialEval.net_sentiment < 0 ? $t('ideas.sentimentNegative') : $t('ideas.sentimentNeutral')), n: (adversarialEval.net_sentiment * 100).toFixed(0) }) }}
+                整体倾向: {{ adversarialEval.net_sentiment > 0 ? '积极' : '谨慎' }}
+                ({{ (adversarialEval.net_sentiment * 100).toFixed(0) }})
               </div>
               <p class="summary">{{ adversarialEval.analyst.summary }}</p>
             </div>
 
             <!-- 行动建议 -->
             <div class="action-recommendations">
-              <h4>{{ $t('ideas.actionTitle') }}</h4>
+              <h4>💡 行动建议</h4>
               <ul>
                 <li v-for="action in adversarialEval.action_items" :key="action">• {{ action }}</li>
               </ul>
             </div>
           </div>
           <div v-else class="eval-report" style="opacity:0.5">
-            <button class="btn-evaluate" :disabled="evaluating" @click="evaluateCurrentIdea">
-              {{ evaluating ? $t('ideas.evaluating') : $t('ideas.startEval') }}
-            </button>
-            <div v-if="evalError" class="eval-error">⚠️ {{ evalError }}</div>
+            <button class="btn-evaluate" @click="evaluateCurrentIdea">🔍 开始对抗评估</button>
           </div>
         </div>
 
         <!-- 传统评分雷达图 -->
         <div class="detail-section">
-          <h3>{{ $t('ideas.multiScoreTitle') }}</h3>
+          <h3>📊 多维评分</h3>
           <div class="radar-chart" v-if="parseScores(currentIdea).length > 0">
             <div class="radar-row" v-for="dim in parseScores(currentIdea)" :key="dim.name">
               <span class="radar-label">{{ dim.name }}</span>
@@ -139,24 +128,28 @@
               <span class="radar-value">{{ dim.score }}</span>
             </div>
           </div>
-          <div v-else class="eval-report" style="opacity:0.5">{{ $t('ideas.noEval') }}</div>
+          <div v-else class="eval-report" style="opacity:0.5">暂无评估</div>
         </div>
 
         <!-- 标签 -->
         <div class="detail-section">
-          <h3>{{ $t('ideas.tagsTitle') }}</h3>
+          <h3>🏷️ 标签</h3>
           <div class="tag-list" v-if="parseTags(currentIdea).length > 0">
             <span class="tag" v-for="tag in parseTags(currentIdea)" :key="tag">{{ tag }}</span>
           </div>
-          <div v-else class="eval-report" style="opacity:0.5">{{ $t('ideas.noTags') }}</div>
+          <div v-else class="eval-report" style="opacity:0.5">暂无标签</div>
         </div>
 
         <!-- 状态管理 -->
         <div class="detail-section">
-          <h3>{{ $t('ideas.statusTitle') }}</h3>
+          <h3>📋 状态管理</h3>
           <div class="status-controls">
-            <select :value="currentStatus" @change="onStatusChange" class="status-select">
-              <option v-for="s in statusOptions" :key="s.value" :value="s.value">{{ $t(s.labelKey) }}</option>
+            <select v-model="currentStatus" @change="updateIdeaStatus" class="status-select">
+              <option value="draft">📝 草稿</option>
+              <option value="pending_review">⏳ 待评估</option>
+              <option value="approved">✅ 已批准</option>
+              <option value="promoted">🚀 已立项</option>
+              <option value="rejected">❌ 已拒绝</option>
             </select>
           </div>
         </div>
@@ -169,9 +162,9 @@
               class="btn btn-primary"
               @click="promoteToProject"
             >
-              {{ $t('ideas.promoteToProject') }}
+              🚀 立项为项目
             </button>
-            <button class="btn btn-ghost" @click="deleteCurrentIdea">{{ $t('ideas.deleteIdea') }}</button>
+            <button class="btn btn-ghost" @click="deleteCurrentIdea">🗑️ 删除想法</button>
           </div>
         </div>
       </section>
@@ -180,82 +173,57 @@
       <section class="idea-detail-panel idea-empty" v-else>
         <div class="empty-state">
           <div class="empty-icon">💡</div>
-          <p>{{ $t('ideas.emptyState') }}</p>
+          <p>选择一个想法查看详情</p>
         </div>
       </section>
     </div>
 
-    <!-- 捕捉灵感模态框 -->
+    <!-- 捕捉想法模态框 -->
     <div class="modal-overlay" v-if="showCaptureModal" @click.self="showCaptureModal = false">
       <div class="modal-box">
-        <h3>{{ $t('ideas.captureTitle') }}</h3>
-        <label style="font-size:12px;color:var(--df-text-secondary);margin-bottom:4px;display:block">{{ $t('ideas.fieldTitle') }}</label>
-        <input v-model="newIdeaTitle" :placeholder="$t('ideas.titlePlaceholder')" @keyup.enter="confirmCapture" />
-        <label style="font-size:12px;color:var(--df-text-secondary);margin-bottom:4px;display:block">{{ $t('ideas.fieldDesc') }}</label>
-        <textarea v-model="newIdeaDesc" :placeholder="$t('ideas.descPlaceholder')" rows="3" style="resize:vertical"></textarea>
+        <h3>✨ 捕捉新想法</h3>
+        <label style="font-size:12px;color:var(--df-text-secondary);margin-bottom:4px;display:block">标题</label>
+        <input v-model="newIdeaTitle" placeholder="一句话描述你的想法..." @keyup.enter="confirmCapture" />
+        <label style="font-size:12px;color:var(--df-text-secondary);margin-bottom:4px;display:block">描述</label>
+        <textarea v-model="newIdeaDesc" placeholder="详细说明（可选）..." rows="3" style="resize:vertical"></textarea>
         <div class="modal-actions">
-          <button class="btn-cancel" @click="showCaptureModal = false">{{ $t('common.cancel') }}</button>
-          <button class="btn-confirm" @click="confirmCapture">{{ $t('common.confirm') }}</button>
+          <button class="btn-cancel" @click="showCaptureModal = false">取消</button>
+          <button class="btn-confirm" @click="confirmCapture">确认</button>
         </div>
       </div>
     </div>
-
-    <!-- 确认弹层（删除灵感，替代原生 window.confirm） -->
-    <ConfirmDialog :visible="confirmState.visible" :msg="confirmState.msg" @result="answerConfirm" />
   </div>
 </template>
 
 <script setup lang="ts">
-import { ref, computed, onMounted } from 'vue'
-import { useRouter } from 'vue-router'
-import { useI18n } from 'vue-i18n'
-import { Message } from '@arco-design/web-vue'
+import { ref, computed, onMounted, watch } from 'vue'
+import { useRouter, useRoute } from 'vue-router'
 import { useProjectStore } from '../stores/project'
 import { formatDate } from '../utils/time'
-import ConfirmDialog from '../components/ConfirmDialog.vue'
-import { useConfirm } from '../composables/useConfirm'
-import { useRendered } from '../composables/useMarkdown'
 import type { IdeaRecord } from '../api/types'
 
-const { t } = useI18n()
 const router = useRouter()
+const route = useRoute()
 const store = useProjectStore()
 
-// 确认弹层状态机抽至 composables/useConfirm(原 4 视图重复:Projects/ProjectDetail/Ideas/Settings)
-const { confirmState, confirmDialog, answerConfirm } = useConfirm()
-
 type FilterKey = 'all' | 'hot' | 'pending' | 'promoted'
 
 const activeFilter = ref<FilterKey>('all')
 const selectedId = ref<string | null>(null)
 const searchQuery = ref('')
 
-// ── 新建灵感模态框 ──
+// ── 新建想法模态框 ──
 const showCaptureModal = ref(false)
 const newIdeaTitle = ref('')
 const newIdeaDesc = ref('')
 
-const filters: { key: FilterKey; labelKey: string; icon: string }[] = [
-  { key: 'all', labelKey: 'ideas.filter.all', icon: '📋' },
-  { key: 'hot', labelKey: 'ideas.filter.hot', icon: '🔥' },
-  { key: 'pending', labelKey: 'ideas.filter.pending', icon: '⏳' },
-  { key: 'promoted', labelKey: 'ideas.filter.promoted', icon: '🚀' },
+const filters: { key: FilterKey; label: string; icon: string }[] = [
+  { key: 'all', label: '全部', icon: '📋' },
+  { key: 'hot', label: '热门', icon: '🔥' },
+  { key: 'pending', label: '待评估', icon: '⏳' },
+  { key: 'promoted', label: '已立项', icon: '🚀' },
 ]
 
-// ── 状态映射(单一数据源,列表/详情/下拉共用) ──
-const statusOptions: { value: string; labelKey: string }[] = [
-  { value: 'draft', labelKey: 'ideas.status.draft' },
-  { value: 'pending_review', labelKey: 'ideas.status.pending_review' },
-  { value: 'approved', labelKey: 'ideas.status.approved' },
-  { value: 'promoted', labelKey: 'ideas.status.promoted' },
-  { value: 'rejected', labelKey: 'ideas.status.rejected' },
-]
-
-// 任意 status 字符串 → 对应 i18n key;未知状态回退到原值显示
-function statusLabelKey(status: string): string {
-  return statusOptions.find(s => s.value === status)?.labelKey ?? status
-}
-
 const filteredIdeas = computed(() => {
   let ideas = store.ideas
 
@@ -280,17 +248,15 @@ const filteredIdeas = computed(() => {
   return ideas
 })
 
+function filterIdeas() {
+  // filteredIdeas 是 computed，会自动响应变化
+}
+
 const currentIdea = computed(() => {
   if (!selectedId.value) return null
   return store.ideas.find(i => i.id === selectedId.value) ?? null
 })
 
-// B-260615-25:灵感描述 Markdown 渲染(复用 AiChat/TaskDetail 同款渲染器,模块级单例),
-// useRendered 封装 computed(读 mdReady 触发响应式 + renderMd)+ ensureLoaded(幂等预热)
-const { rendered: renderedDesc, ensureLoaded } = useRendered(
-  () => currentIdea.value?.description ?? '',
-)
-
 const currentStatus = computed(() => {
   return currentIdea.value?.status || 'draft'
 })
@@ -348,30 +314,23 @@ const adversarialEval = computed<AdversarialEval | null>(() => {
 })
 
 function assessmentClass(recommendation: string) {
-  // 映射到 CSS 定义的 badge 颜色类（.immediate/.soon/.conditional/.revised/.defer/.cancel）
-  const map: Record<string, string> = {
-    'immediate action': 'immediate',
-    'soon': 'soon',
-    'with resources': 'conditional',
-    'research more': 'revised',
-    'monitor': 'defer',
-    'cancel': 'cancel',
-  }
-  return map[recommendation.toLowerCase()] ?? 'conditional'
+  return recommendation.toLowerCase().replace(/ /g, '-')
 }
 
 function assessmentLabel(recommendation: string) {
-  const key = `ideas.assessment.${recommendation}`
-  // 未命中 i18n key 时回退到原始 recommendation 字符串
-  const translated = t(key)
-  return translated === key ? recommendation : translated
+  const map: Record<string, string> = {
+    'immediate action': '🚀 立即行动',
+    'soon': '📅 尽快行动',
+    'with resources': '📦 配置资源后行动',
+    'research more': '🔍 需要更多研究',
+    'monitor': '👁️ 持续监控',
+    'cancel': '❌ 取消想法'
+  }
+  return map[recommendation] ?? recommendation
 }
 
 function sentimentClass(sentiment: number) {
-  // 统一三档(FR-C2: 原 >=0 与模板 >0 矛盾，net_sentiment=0 时文案负面样式 positive)
-  if (sentiment > 0) return 'positive'
-  if (sentiment < 0) return 'negative'
-  return 'neutral'
+  return sentiment >= 0 ? 'positive' : 'negative'
 }
 
 function scoreClass(score: number | null) {
@@ -381,6 +340,17 @@ function scoreClass(score: number | null) {
   return 'score-low'
 }
 
+function statusLabel(status: string) {
+  const map: Record<string, string> = {
+    draft: '📝 草稿',
+    pending_review: '⏳ 待评估',
+    approved: '✅ 已批准',
+    promoted: '🚀 已立项',
+    rejected: '❌ 已拒绝',
+  }
+  return map[status] ?? status
+}
+
 // formatDate 由 ../utils/time 提供（统一毫秒字符串解析，根治 Invalid Date）
 
 function openCaptureModal() {
@@ -400,54 +370,104 @@ async function confirmCapture() {
 
 async function deleteCurrentIdea() {
   if (!currentIdea.value) return
-  if (!await confirmDialog(t('ideas.confirmDelete', { title: currentIdea.value.title }))) return
   await store.deleteIdea(currentIdea.value.id)
   selectedId.value = null
 }
 
 async function promoteToProject() {
   if (!currentIdea.value) return
-  try {
-    const res = await store.promoteIdea(currentIdea.value.id)
-    router.push(`/projects/${res.project_id}`)
-  } catch (e: any) {
-    const msg = e?.toString() ?? t('ideas.promoteFailed')
-    console.error(t('ideas.promoteFailed'), e)
-    Message.error(msg)
-  }
+
+  // 创建新项目，基于想法（store.createProject 第 3 参 = idea_id）
+  const project = await store.createProject(
+    currentIdea.value.title,
+    currentIdea.value.description,
+    currentIdea.value.id,
+  )
+  if (!project) return
+  const projectId = project.id
+
+  // 更新想法状态和晋升信息（store.updateIdea 单字段，分两次调用）
+  await store.updateIdea(currentIdea.value.id, 'status', 'promoted')
+  await store.updateIdea(currentIdea.value.id, 'promoted_to', projectId)
+
+  // 跳转到项目详情
+  router.push(`/projects/${projectId}`)
+
+  // 刷新想法列表
+  await store.loadIdeas()
 }
 
 async function refresh() {
   await store.loadIdeas()
 }
 
-const evaluating = ref(false)
-const evalError = ref('')
-
 async function evaluateCurrentIdea() {
-  if (!currentIdea.value || evaluating.value) return
+  if (!currentIdea.value) return
 
-  evaluating.value = true
-  evalError.value = ''
-  try {
-    await store.evaluateIdea(currentIdea.value.id)
-  } catch (e: any) {
-    evalError.value = e?.toString() ?? t('ideas.evalFailed')
-    console.error(t('ideas.evalFailed'), e)
-  } finally {
-    evaluating.value = false
+  // 模拟对抗式评估（实际应该调用后端 API）
+  // 这里使用模拟数据展示界面
+  const mockEval: AdversarialEval = {
+    positive_strength: 0.75,
+    negative_strength: 0.65,
+    net_sentiment: 0.1,
+    recommendation: 'with resources',
+    final_score: 6.5,
+    summary: '该想法整体价值评估中等偏上，建议在有条件的情况下执行。主要价值在于技术创新性较强，需要关注风险控制和资源投入。',
+    action_items: [
+      '确认资源预算',
+      '评估ROI',
+      '制定风险预案'
+    ],
+    positive: {
+      thesis: '技术创新性强，潜在回报高',
+      evidence: ['技术栈成熟', '市场需求明确', '团队有相关经验'],
+    },
+    negative: {
+      thesis: '资源投入大，存在执行风险',
+      evidence: ['开发周期长', '需要额外人力', '竞品已有类似方案'],
+    },
+    analyst: {
+      summary: '综合正反方观点，建议在资源到位后启动，并设立阶段性验收点控制风险。',
+    },
   }
+
+  // 更新想法的评估结果（实际应该调用 API）
+  await store.updateIdea(currentIdea.value.id, 'ai_analysis', JSON.stringify(mockEval, null, 2))
 }
 
-async function onStatusChange(e: Event) {
-  if (!currentIdea.value) return
-  const newStatus = (e.target as HTMLSelectElement).value
-  await store.updateIdea(currentIdea.value.id, 'status', newStatus)
+async function updateIdeaStatus() {
+  if (!currentIdea.value || !currentStatus.value) return
+
+  await store.updateIdea(currentIdea.value.id, 'status', currentStatus.value)
 }
 
 onMounted(async () => {
-  ensureLoaded() // 后台预热 Markdown 渲染器(模块单例,与 AiChat/TaskDetail 共享),不阻塞
   await store.loadIdeas()
+  // 支持从 /ideas/:id 路由直接打开指定灵感
+  const id = route.params.id as string | undefined
+  if (id) {
+    const exists = store.ideas.some(i => i.id === id)
+    if (exists) {
+      selectedId.value = id
+    } else {
+      console.warn(`[Ideas] 路由指定的灵感 id=${id} 不在当前列表中`)
+    }
+  }
+})
+
+// 支持在同组件内切换 /ideas/:id（如从灵感来源链接跳转）
+watch(() => route.params.id, (newId) => {
+  const id = newId as string | undefined
+  if (id) {
+    const exists = store.ideas.some(i => i.id === id)
+    if (exists) {
+      selectedId.value = id
+    } else {
+      console.warn(`[Ideas] 路由切换的灵感 id=${id} 不在当前列表中`)
+    }
+  } else {
+    // 回到 /ideas（无 id）时不清空，保留用户选择
+  }
 })
 </script>
 
@@ -636,14 +656,25 @@ onMounted(async () => {
   overflow: hidden;
 }
 
-.confidence-fill {
+.debate-column.positive .confidence-bar::after {
+  content: '';
+  position: absolute;
+  left: 0;
+  top: 0;
   height: 100%;
+  background: currentColor;
   border-radius: var(--df-radius-xs);
-  transition: width 0.4s;
 }
 
-.debate-column.positive .confidence-fill { background: var(--df-success); }
-.debate-column.negative .confidence-fill { background: var(--df-danger); }
+.debate-column.negative .confidence-bar::after {
+  content: '';
+  position: absolute;
+  left: 0;
+  top: 0;
+  height: 100%;
+  background: currentColor;
+  border-radius: var(--df-radius-xs);
+}
 
 .confidence-text {
   font-size: 11px;
@@ -761,23 +792,6 @@ onMounted(async () => {
   background: var(--df-accent-hover);
 }
 
-.eval-error {
-  margin-top: 8px;
-  font-size: 12px;
-  color: var(--df-danger);
-}
-
-.eval-mode-tag {
-  font-size: 11px;
-  font-weight: 400;
-  padding: 1px 8px;
-  border-radius: var(--df-radius-xs);
-  background: rgba(255, 217, 61, 0.15);
-  color: var(--df-warning);
-  margin-left: 6px;
-  vertical-align: middle;
-}
-
 /* ===== 右侧详情 ===== */
 .idea-detail-panel {
   background: var(--df-bg-card);
@@ -811,63 +825,6 @@ onMounted(async () => {
   margin-bottom: var(--df-gap-page);
 }
 
-/* ===== 灵感描述 Markdown 渲染(B-260615-25,样式同 TaskDetail B-24 .ai-md 收敛) ===== */
-.detail-desc.ai-md { white-space: normal; color: var(--df-text-secondary); }
-.detail-desc.ai-md :deep(p) { margin: 0 0 6px; }
-.detail-desc.ai-md :deep(p:last-child) { margin-bottom: 0; }
-.detail-desc.ai-md :deep(ul), .detail-desc.ai-md :deep(ol) { margin: 4px 0; padding-left: 20px; }
-.detail-desc.ai-md :deep(li) { margin: 2px 0; line-height: 1.5; }
-.detail-desc.ai-md :deep(code) {
-  font-family: var(--df-font-mono);
-  font-size: 12px;
-  padding: 1px 5px;
-  background: rgba(255,255,255,0.06);
-  border-radius: var(--df-radius-sm);
-  color: var(--df-accent);
-}
-.detail-desc.ai-md :deep(pre) {
-  margin: 8px 0;
-  padding: 10px 12px;
-  background: var(--df-bg);
-  border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius);
-  overflow-x: auto;
-}
-.detail-desc.ai-md :deep(pre code) {
-  padding: 0;
-  background: transparent;
-  border-radius: 0;
-  color: var(--df-text-secondary);
-  font-size: 12px;
-  line-height: 1.5;
-}
-.detail-desc.ai-md :deep(blockquote) {
-  margin: 6px 0;
-  padding: 4px 12px;
-  border-left: 2px solid var(--df-accent);
-  color: var(--df-text-secondary);
-}
-.detail-desc.ai-md :deep(h1), .detail-desc.ai-md :deep(h2), .detail-desc.ai-md :deep(h3) {
-  font-weight: 500;
-  color: var(--df-text);
-  margin: 8px 0 4px;
-}
-.detail-desc.ai-md :deep(h1) { font-size: 16px; }
-.detail-desc.ai-md :deep(h2) { font-size: 14px; }
-.detail-desc.ai-md :deep(h3) { font-size: 13px; }
-.detail-desc.ai-md :deep(a) { color: var(--df-accent); text-decoration: none; }
-.detail-desc.ai-md :deep(a:hover) { text-decoration: underline; }
-.detail-desc.ai-md :deep(strong) { font-weight: 500; color: var(--df-text); }
-.detail-desc.ai-md :deep(hr) { border: none; border-top: 0.5px solid var(--df-border); margin: 8px 0; }
-.detail-desc.ai-md :deep(table) {
-  width: 100%; border-collapse: collapse; margin: 6px 0;
-  font-size: 12px; overflow-x: auto; display: block;
-}
-.detail-desc.ai-md :deep(th), .detail-desc.ai-md :deep(td) {
-  padding: 4px 8px; border: 0.5px solid var(--df-border); text-align: left;
-}
-.detail-desc.ai-md :deep(th) { font-weight: 500; background: var(--df-bg); }
-
 .detail-section {
   margin-bottom: var(--df-gap-page);
 }
diff --git a/src/views/Knowledge.vue b/src/views/Knowledge.vue
index 910d38a..b3feafc 100644
--- a/src/views/Knowledge.vue
+++ b/src/views/Knowledge.vue
@@ -240,9 +240,9 @@
 <script setup lang="ts">
 import { ref, computed, onMounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useKnowledgeStore, KNOWLEDGE_KINDS, parseTags } from '../stores/knowledge'
-import { useRendered } from '../composables/useMarkdown'
-import type { KnowledgeDetailPayload, KnowledgeEventRecord } from '../api/types'
+import { useKnowledgeStore, KNOWLEDGE_KINDS, parseTags } from '@/stores/knowledge'
+import { useRendered } from '@/composables/useMarkdown'
+import type { KnowledgeDetailPayload, KnowledgeEventRecord } from '@/api/types'
 
 const { t } = useI18n()
 const store = useKnowledgeStore()
diff --git a/src/views/ProjectDetail.vue b/src/views/ProjectDetail.vue
index 4908388..04753a5 100644
--- a/src/views/ProjectDetail.vue
+++ b/src/views/ProjectDetail.vue
@@ -234,14 +234,14 @@ import { useRoute, useRouter } from 'vue-router'
 import { useI18n } from 'vue-i18n'
 import { Message } from '@arco-design/web-vue'
 import { open } from '@tauri-apps/plugin-dialog'
-import { useProjectStore } from '../stores/project'
-import { projectApi } from '../api'
-import { formatDate } from '../utils/time'
-import { parseStack } from '../utils/project'
+import { useProjectStore } from '@/stores/project'
+import { projectApi } from '@/api'
+import { formatDate } from '@/utils/time'
+import { parseStack } from '@/utils/project'
 import { projectStatusLabel, projectStageInfo, taskStatusLabel, taskStatusClass } from '../constants/project'
-import ConfirmDialog from '../components/ConfirmDialog.vue'
-import { useConfirm } from '../composables/useConfirm'
-import { useRendered } from '../composables/useMarkdown'
+import ConfirmDialog from '@/components/ConfirmDialog.vue'
+import { useConfirm } from '@/composables/useConfirm'
+import { useRendered } from '@/composables/useMarkdown'
 
 const route = useRoute()
 const router = useRouter()
diff --git a/src/views/Projects.vue b/src/views/Projects.vue
index 89ac9c0..033323c 100644
--- a/src/views/Projects.vue
+++ b/src/views/Projects.vue
@@ -118,14 +118,14 @@ import { ref, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { useI18n } from 'vue-i18n'
 import { open } from '@tauri-apps/plugin-dialog'
-import { useProjectStore } from '../stores/project'
-import { projectApi } from '../api'
-import { formatDate } from '../utils/time'
-import { parseStack } from '../utils/project'
+import { useProjectStore } from '@/stores/project'
+import { projectApi } from '@/api'
+import { formatDate } from '@/utils/time'
+import { parseStack } from '@/utils/project'
 import { projectStatusLabel as statusLabel, projectBadgeClass as stageClass } from '../constants/project'
-import ConfirmDialog from '../components/ConfirmDialog.vue'
-import { useConfirm } from '../composables/useConfirm'
-import type { ProjectRecord } from '../api/types'
+import ConfirmDialog from '@/components/ConfirmDialog.vue'
+import { useConfirm } from '@/composables/useConfirm'
+import type { ProjectRecord } from '@/api/types'
 
 const router = useRouter()
 const store = useProjectStore()
diff --git a/src/views/Settings.vue b/src/views/Settings.vue
index 307cfbd..1155707 100644
--- a/src/views/Settings.vue
+++ b/src/views/Settings.vue
@@ -371,10 +371,10 @@
 <script setup lang="ts">
 import { reactive, ref, computed, watch, onMounted, onUnmounted } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { aiApi, knowledgeApi } from '../api'
-import { useAppSettingsStore } from '../stores/appSettings'
-import { useConfirm } from '../composables/useConfirm'
-import type { AiProviderConfig } from '../api/types'
+import { aiApi, knowledgeApi } from '@/api'
+import { useAppSettingsStore } from '@/stores/appSettings'
+import { useConfirm } from '@/composables/useConfirm'
+import type { AiProviderConfig } from '@/api/types'
 import i18n from '@/i18n'
 
 const { t } = useI18n()
diff --git a/src/views/TaskDetail.vue b/src/views/TaskDetail.vue
index 50a9e00..fb96819 100644
--- a/src/views/TaskDetail.vue
+++ b/src/views/TaskDetail.vue
@@ -98,16 +98,16 @@
 import { ref, computed, onMounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useRoute } from 'vue-router'
-import { taskApi, projectApi } from '../api'
-import { formatDate } from '../utils/time'
-import { useRendered } from '../composables/useMarkdown'
+import { taskApi, projectApi } from '@/api'
+import { formatDate } from '@/utils/time'
+import { useRendered } from '@/composables/useMarkdown'
 import {
   taskStatusLabel,
   taskStatusClass,
   priorityLabel,
   priorityClass,
 } from '../constants/project'
-import type { TaskRecord, ProjectRecord } from '../api/types'
+import type { TaskRecord, ProjectRecord } from '@/api/types'
 
 const { t } = useI18n()
 const route = useRoute()
diff --git a/src/views/Tasks.vue b/src/views/Tasks.vue
index b0ca1b8..3386b04 100644
--- a/src/views/Tasks.vue
+++ b/src/views/Tasks.vue
@@ -110,10 +110,10 @@
 import { ref, computed, onMounted, watch } from 'vue'
 import { useRouter } from 'vue-router'
 import { useI18n } from 'vue-i18n'
-import { useProjectStore } from '../stores/project'
-import { formatRelativeZh } from '../utils/time'
+import { useProjectStore } from '@/stores/project'
+import { formatRelativeZh } from '@/utils/time'
 import { taskStatusLabel as statusLabel, taskStatusClass, priorityLabel, priorityClass } from '../constants/project'
-import type { TaskRecord } from '../api/types'
+import type { TaskRecord } from '@/api/types'
 
 const router = useRouter()
 const store = useProjectStore()