diff --git a/script/start-linux.sh b/script/start-linux.sh
index bc27da0f..61a57e42 100644
--- a/script/start-linux.sh
+++ b/script/start-linux.sh
@@ -5,10 +5,12 @@ export PATH=$PATH:/usr/bin:/usr/local/bin
 
 RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'; NC='\033[0m'
 
+# 状态变量
 CLEANING=0
 PMHQ_PID=""
 USE_XVFB=0
 DISTRO=""
+PMHQ_BIN="$SCRIPT_DIR/llbot/pmhq"
 
 log() { echo -e "${GREEN}>>> $1${NC}"; }
 warn() { echo -e "${YELLOW}>>> $1${NC}"; }
@@ -16,15 +18,14 @@ error() { echo -e "${RED}错误: $1${NC}"; exit 1; }
 
 check_sudo() {
     log "验证 Sudo 权限..."
-    if ! sudo -v; then
-        error "Sudo 验证失败或被取消，脚本终止。"
-    fi
+    sudo -v || error "Sudo 验证失败或被取消，脚本终止。"
 }
 
 cleanup() {
     # 防止用户对 Ctrl+C 突然产生某种异样的迷恋然后狂按 Ctrl+C
     [ "$CLEANING" -eq 1 ] && return
     CLEANING=1
+    trap '' SIGINT SIGTERM # 屏蔽后续 Ctrl+C，防止崩溃
 
     # 防止日志挡交互
     if [ -n "$PMHQ_PID" ] && kill -0 "$PMHQ_PID" 2>/dev/null; then
@@ -38,9 +39,17 @@ cleanup() {
     local choice=""
 
     if [ -n "$PMHQ_PID" ]; then
-        if read -t 5 -n 1 -r -p "是否关闭 QQ 及相关进程? [Y/n] (5秒后默认关闭): " choice < /dev/tty; then
-            echo ""
-        else
+        local T_COUNT=5
+        while [ $T_COUNT -gt 0 ]; do
+            printf "\r是否关闭 PMHQ 及 QQ 相关进程? [Y/n] (${T_COUNT}秒后默认关闭): "
+            if read -t 1 -n 1 choice < /dev/tty; then
+                echo ""
+                break
+            fi
+            ((T_COUNT--))
+        done
+
+        if [ $T_COUNT -eq 0 ]; then
             echo ""
             log "等待超时，执行默认关闭操作。"
         fi
@@ -52,25 +61,21 @@ cleanup() {
 
     if [ $kill_qq -eq 1 ]; then
         warn "正在停止服务..."
-
-        kill -CONT -"$PMHQ_PID" 2>/dev/null
-
-        kill -TERM -"$PMHQ_PID" 2>/dev/null
+        [ -n "$PMHQ_PID" ] && kill -CONT -"$PMHQ_PID" 2>/dev/null
+        [ -n "$PMHQ_PID" ] && kill -TERM -"$PMHQ_PID" 2>/dev/null
         pkill -15 -f "$PMHQ_BIN" 2>/dev/null
         pkill -15 -f "/opt/QQ/qq" 2>/dev/null
 
         local wait_count=0
-
-        while kill -0 "$PMHQ_PID" 2>/dev/null || \
-              pgrep -f "$PMHQ_BIN" > /dev/null || \
-              pgrep -f "/opt/QQ/qq" > /dev/null; do
+        while kill -0 "$PMHQ_PID" 2>/dev/null || pgrep -f "$PMHQ_BIN" > /dev/null || pgrep -f "/opt/QQ/qq" > /dev/null; do
             sleep 0.5
             ((wait_count++))
             if [ $wait_count -ge 6 ]; then
                 warn "检测到残留进程，执行强制清理..."
                 # 气死我了，总有点关不掉进程的毛病，累了，跟我 pkill -9 说去吧
+                # 可能会误伤别的 QQ 的进程罢
                 # 期待大手子修复
-                kill -KILL -"$PMHQ_PID" 2>/dev/null
+                [ -n "$PMHQ_PID" ] && kill -9 -"$PMHQ_PID" 2>/dev/null
                 pkill -9 -f "$PMHQ_BIN" 2>/dev/null
                 pkill -9 -f "/opt/QQ/qq" 2>/dev/null
                 break
@@ -79,16 +84,13 @@ cleanup() {
 
         # 环境清理
         if [ "$DISTRO" != "arch" ] && [ "$USE_XVFB" -eq 0 ]; then
-            if command -v xhost &> /dev/null; then
-                xhost -local:$(whoami) > /dev/null 2>&1
-            fi
+            command -v xhost &> /dev/null && xhost -local:$(whoami) > /dev/null 2>&1
         fi
         log "所有进程已清理完毕。"
     else
         # 选择不关闭时必须恢复进程运行
-        kill -CONT -"$PMHQ_PID" 2>/dev/null
+        [ -n "$PMHQ_PID" ] && kill -CONT -"$PMHQ_PID" 2>/dev/null
         log "已恢复后台进程运行 (PGID: $PMHQ_PID)"
-        warn "注意：它们已脱离脚本控制，后续请手动管理"
     fi
 
     exit 0
@@ -97,7 +99,8 @@ cleanup() {
 trap cleanup SIGINT SIGTERM
 
 confirm() {
-    read -n 1 -s -r -p "$1 (Y/n) " key
+    local key=""
+    read -n 1 -s -r -p "$1 (Y/n) " key < /dev/tty
     echo ""
     [[ "$key" == "Y" || "$key" == "y" || "$key" == "" ]]
 }
@@ -110,17 +113,18 @@ find_port() {
         return 0
     fi
     # 回退方案：扫描可用端口
-    local port=$1
-    while [ $port -lt 65535 ]; do
-        if ! ss -tuln 2>/dev/null | grep -q ":$port " && ! netstat -tuln 2>/dev/null | grep -q ":$port "; then
-            echo $port
+    local p=$1
+    while [ $p -lt 65535 ]; do
+        if ! ss -tuln 2>/dev/null | grep -q ":$p " && ! netstat -tuln 2>/dev/null | grep -q ":$p "; then
+            echo $p
             return 0
         fi
-        ((port++))
+        ((p++))
     done
     return 1
 }
 
+# 环境检查
 if command -v pacman &> /dev/null; then
     DISTRO="arch"
 elif command -v apt &> /dev/null; then
@@ -138,12 +142,12 @@ install_arch() {
     if [ ! -f "/opt/QQ/qq" ] && confirm "未检测到 QQ，是否通过 AUR 安装?"; then
         if ! command -v yay &> /dev/null; then
             warn "未检测到 yay，尝试安装..."
-            if ! sudo pacman -S --needed --noconfirm yay 2>/dev/null; then
-                warn "pacman 安装 yay 失败，切换源码编译..."
-                rm -rf /tmp/yay_install && git clone https://aur.archlinux.org/yay.git /tmp/yay_install
-                (cd /tmp/yay_install && makepkg -si --noconfirm) || error "yay 编译失败"
-                rm -rf /tmp/yay_install
-            fi
+            sudo pacman -S --needed --noconfirm yay || {
+                local TMP_DIR="/tmp/yay_install"
+                rm -rf "$TMP_DIR" && git clone https://aur.archlinux.org/yay.git "$TMP_DIR"
+                (cd "$TMP_DIR" && makepkg -si --noconfirm) || { rm -rf "$TMP_DIR"; error "yay 编译失败"; }
+                rm -rf "$TMP_DIR"
+            }
         fi
         yay -S --noconfirm linuxqq || error "LinuxQQ 安装失败"
     fi
@@ -152,53 +156,29 @@ install_arch() {
 install_debian() {
     check_sudo
     local MACHINE=$(uname -m)
-    local ARCH=""
     case "$MACHINE" in
-        x86_64)  ARCH="amd64" ;;
-        aarch64) ARCH="arm64" ;;
-        *)       error "不支持的架构: $MACHINE" ;;
+      x86_64)  ARCH="amd64" ;;
+      aarch64) ARCH="arm64" ;;
+      *)       error "不支持的架构: $MACHINE" ;;
     esac
 
     if [ ! -f "/opt/QQ/qq" ] && confirm "未检测到 QQ，是否安装?"; then
-        log "下载并安装 QQ ($ARCH)..."
-        sudo apt-get update && sudo apt-get install -y wget || error "apt update 或 wget 安装失败"
-
+        sudo apt-get update && sudo apt-get install -y wget || error "基础工具安装失败"
         local DEB="/tmp/qq.deb"
-        wget -O "$DEB" "https://dldir1v6.qq.com/qqfile/qq/QQNT/ab90fdfa/linuxqq_3.2.20-40768_$ARCH.deb" || error "QQ 安装包下载失败"
-
+        wget -O "$DEB" "https://dldir1v6.qq.com/qqfile/qq/QQNT/ab90fdfa/linuxqq_3.2.20-40768_$ARCH.deb" || error "下载失败"
         local LIB_SND="libasound2"
-        if apt-cache show libasound2t64 &>/dev/null; then
-            LIB_SND="libasound2t64"
-        fi
-        log "使用 ALSA 库包名: $LIB_SND"
-
-        sudo apt install -y "$DEB" x11-utils libgtk-3-0 libxcb-xinerama0 libgl1-mesa-dri libnotify4 libnss3 xdg-utils libsecret-1-0 libappindicator3-1 libgbm1 $LIB_SND fonts-noto-cjk libxss1 || error "QQ 依赖安装失败"
+        apt-cache show libasound2t64 &>/dev/null && LIB_SND="libasound2t64"
+        sudo apt install -y "$DEB" x11-utils libgtk-3-0 libxcb-xinerama0 libgl1-mesa-dri libnotify4 libnss3 xdg-utils libsecret-1-0 libappindicator3-1 libgbm1 $LIB_SND fonts-noto-cjk libxss1 || error "依赖安装失败"
         rm -f "$DEB"
     fi
-
-    # 检查其他工具
-    local missing_pkgs=""
-    for pkg in ffmpeg xvfb; do
-        if ! command -v $pkg &> /dev/null; then
-            missing_pkgs="$missing_pkgs $pkg"
-        fi
-    done
-
-    if [ -n "$missing_pkgs" ]; then
-        log "安装缺失工具: $missing_pkgs"
-        sudo apt-get install -y $missing_pkgs || error "工具安装失败"
-    fi
+    sudo apt-get install -y ffmpeg xvfb || error "工具安装失败"
 }
 
 # 执行安装
-if [ "$DISTRO" == "arch" ]; then
-    install_arch
-else
-    install_debian
-fi
-
-chmod +x "$SCRIPT_DIR/llbot/node" "$SCRIPT_DIR/llbot/pmhq" 2>/dev/null
+[ "$DISTRO" == "arch" ] && install_arch || install_debian
 
+# 配置权限
+chmod +x "$SCRIPT_DIR/llbot/node" "$PMHQ_BIN" 2>/dev/null
 sudo chown -R $(whoami):$(whoami) "$SCRIPT_DIR/llbot" 2>/dev/null
 
 PORT=$(find_port 13000)
@@ -207,75 +187,61 @@ log "分配端口: $PORT"
 
 echo "------------------------------------------------"
 echo "1) GUI 模式 (有界面)"
-echo "2) Shell 模式 (无界面/Headless，默认)"
+echo "2) Shell 模式 (无界面)"
 echo "------------------------------------------------"
 
 MODE_CHOICE=""
 TIMEOUT=5
 while [ $TIMEOUT -gt 0 ]; do
     printf "\r请选择 [1/2] (${TIMEOUT}秒后自动选择 Shell): "
-    if read -t 1 -n 1 MODE_CHOICE; then
+    # 使用 tty 确保 read 不被管道干扰
+    if read -t 1 -n 1 MODE_CHOICE < /dev/tty; then
         echo ""
         break
     fi
     ((TIMEOUT--))
 done
-[ $TIMEOUT -eq 0 ] && echo "" && log "超时，自动选择 Shell 模式"
+[ -z "$MODE_CHOICE" ] && { echo ""; log "超时，自动选择 Shell 模式"; }
 
 MODE_CHOICE=${MODE_CHOICE:-2}
 USE_XVFB=$([ "$MODE_CHOICE" == "2" ] && echo 1 || echo 0)
 
+# X11/Wayland 变量处理
 if [ $USE_XVFB -eq 0 ]; then
     if command -v xauth &> /dev/null; then
         export XAUTHORITY=${XAUTHORITY:-$HOME/.Xauthority}
     else
-        warn "未检测到 xauth，使用临时 xhost 授权"
         xhost +local:$(whoami) > /dev/null 2>&1
     fi
 fi
 
-IM_ENV=""
+IM_ENV="XMODIFIERS=@im=fcitx"
 EXTRA_FLAGS=""
-
 if [[ "$XDG_SESSION_TYPE" == "wayland" || -n "$WAYLAND_DISPLAY" ]]; then
-    log "检测到 Wayland 环境"
-    IM_ENV="XMODIFIERS=@im=fcitx"
     EXTRA_FLAGS="--enable-features=UseOzonePlatform --ozone-platform=wayland --enable-wayland-ime"
 else
-    log "检测到 X11 环境"
-    IM_ENV="GTK_IM_MODULE=fcitx QT_IM_MODULE=fcitx XMODIFIERS=@im=fcitx SDL_IM_MODULE=fcitx GLFW_IM_MODULE=ibus"
+    IM_ENV="GTK_IM_MODULE=fcitx QT_IM_MODULE=fcitx $IM_ENV SDL_IM_MODULE=fcitx GLFW_IM_MODULE=ibus"
 fi
 
-NODE_BIN="$SCRIPT_DIR/llbot/node"
-LLBOT_JS="$SCRIPT_DIR/llbot/llbot.js"
-PMHQ_BIN="$SCRIPT_DIR/llbot/pmhq"
-
 run_llbot() {
     set -m
-
     if [ "$DISTRO" == "arch" ]; then
         export LD_PRELOAD="/usr/lib/libstdc++.so.6:/usr/lib/libgcc_s.so.1"
         export DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/$(id -u)/bus"
     fi
 
-    local sub_cmd="$NODE_BIN --enable-source-maps $LLBOT_JS -- --pmhq-port=$PORT --no-sandbox $EXTRA_FLAGS"
-
-    log "正在启动 LLBot... (模式: $([ $USE_XVFB -eq 1 ] && echo "Headless" || echo "GUI"))"
-    log "按 Ctrl+C 可停止运行"
+    local sub_cmd="$SCRIPT_DIR/llbot/node --enable-source-maps $SCRIPT_DIR/llbot/llbot.js -- --pmhq-port=$PORT --no-sandbox $EXTRA_FLAGS"
+    log "启动模式: $([ $USE_XVFB -eq 1 ] && echo "Headless" || echo "GUI")"
 
     if [ $USE_XVFB -eq 1 ]; then
         env $IM_ENV xvfb-run -a "$PMHQ_BIN" --port="$PORT" --sub-cmd="$sub_cmd" &
     else
-        if [ "$DISTRO" != "arch" ]; then
-             xhost +local:$(whoami) > /dev/null 2>&1
-        fi
+        [ "$DISTRO" != "arch" ] && xhost +local:$(whoami) > /dev/null 2>&1
         env $IM_ENV "$PMHQ_BIN" --port="$PORT" --sub-cmd="$sub_cmd" &
     fi
 
     PMHQ_PID=$!
-
-    # 阻塞等待进程结束
-    wait "$PMHQ_PID" || true
+    wait "$PMHQ_PID" 2>/dev/null
 }
 
 run_llbot