diff --git a/install.sh b/install.sh
index 2e058ee..cf95bbc 100644
--- a/install.sh
+++ b/install.sh
@@ -2297,13 +2297,20 @@ build_upload_tool() {
 restart_nginx_safe() {
     print_info "尝试重启/重载 Nginx..."
 
-    # 如果有systemd并存在nginx服务，优先使用
+    # 如果有systemd并存在nginx服务，优先使用（不强制重启，避免80/443冲突）
     if command -v systemctl &> /dev/null && systemctl list-unit-files | grep -q "^nginx.service"; then
-        if systemctl restart nginx 2>/dev/null; then
-            print_success "已通过 systemctl 重启 Nginx"
-            return 0
+        if systemctl is-active --quiet nginx; then
+            if systemctl reload nginx 2>/dev/null; then
+                print_success "已通过 systemctl reload 重载 Nginx"
+                return 0
+            fi
         else
-            print_warning "systemctl 重启失败，尝试使用 nginx 命令重载..."
+            if systemctl start nginx 2>/dev/null; then
+                print_success "已通过 systemctl start 启动 Nginx"
+                return 0
+            else
+                print_warning "systemctl 启动失败，可能端口被占用或已有其他反代在跑"
+            fi
         fi
     fi
 
@@ -2354,21 +2361,8 @@ ensure_nginx_installed() {
         return 0
     fi
 
-    print_step "未检测到 Nginx，开始安装..."
-
-    case "$PKG_MANAGER" in
-        apt) install_nginx_apt ;;
-        yum) install_nginx_yum ;;
-        dnf) install_nginx_dnf ;;
-        zypper) install_nginx_zypper ;;
-        *) print_error "无法自动安装Nginx，请手动安装"; return 1 ;;
-    esac
-
-    # 安装后再次检测
-    if ! command -v nginx &> /dev/null && [[ ! -x /www/server/nginx/sbin/nginx ]]; then
-        print_error "Nginx安装失败，请手动安装"
-        return 1
-    fi
+    print_warning "未检测到 Nginx。若你已有其它反向代理占用80/443，可跳过安装并手动配置；如需本脚本自动配置，请先安装Nginx后再运行。"
+    return 0
 }
 
 # 步骤1: 先配置HTTP Nginx（为SSL证书验证做准备）
@@ -3762,11 +3756,8 @@ update_restart_services() {
         print_success "后端服务已重启"
     fi
 
-    # 重载Nginx
-    if systemctl is-active --quiet nginx; then
-        systemctl reload nginx
-        print_success "Nginx已重载"
-    fi
+    # 重载Nginx（兼容宝塔/自管Nginx）
+    restart_nginx_safe || print_warning "Nginx重载失败，请检查端口占用或手动重载"
 
     echo ""
 }
@@ -4128,15 +4119,22 @@ repair_load_existing_config() {
         BACKEND_PORT="40001"
     fi
 
-    # 检查现有nginx配置
+    # 检查现有nginx配置（兼容宝塔/标准）
+    local nginx_conf_path=""
     if [[ -f "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" ]]; then
+        nginx_conf_path="/etc/nginx/sites-enabled/${PROJECT_NAME}.conf"
+    elif [[ -f "/www/server/panel/vhost/nginx/${PROJECT_NAME}.conf" ]]; then
+        nginx_conf_path="/www/server/panel/vhost/nginx/${PROJECT_NAME}.conf"
+    fi
+
+    if [[ -n "$nginx_conf_path" ]]; then
         # 尝试从现有配置读取端口
-        EXISTING_HTTP_PORT=$(grep "listen" "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" | grep -v "ssl" | head -1 | awk '{print $2}' | tr -d ';' || echo "80")
+        EXISTING_HTTP_PORT=$(grep "listen" "$nginx_conf_path" | grep -v "ssl" | head -1 | awk '{print $2}' | tr -d ';' || echo "80")
         HTTP_PORT=${EXISTING_HTTP_PORT:-80}
         
         # 检查是否有HTTPS配置
-        if grep -q "listen.*ssl" "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf"; then
-            EXISTING_HTTPS_PORT=$(grep "listen.*ssl" "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" | head -1 | awk '{print $2}' | tr -d ';' || echo "443")
+        if grep -q "listen.*ssl" "$nginx_conf_path"; then
+            EXISTING_HTTPS_PORT=$(grep "listen.*ssl" "$nginx_conf_path" | head -1 | awk '{print $2}' | tr -d ';' || echo "443")
             HTTPS_PORT=${EXISTING_HTTPS_PORT:-443}
             SSL_METHOD="existing"
             print_success "检测到HTTPS配置，端口: $HTTPS_PORT"
@@ -4146,7 +4144,7 @@ repair_load_existing_config() {
         fi
         
         # 检查是否有域名
-        SERVER_NAME=$(grep "server_name" "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" | head -1 | awk '{print $2}' | tr -d ';' || echo "_")
+        SERVER_NAME=$(grep "server_name" "$nginx_conf_path" | head -1 | awk '{print $2}' | tr -d ';' || echo "_")
         if [[ "$SERVER_NAME" != "_" ]] && [[ "$SERVER_NAME" != "localhost" ]]; then
             DOMAIN="$SERVER_NAME"
             USE_DOMAIN=true
@@ -4174,11 +4172,15 @@ repair_regenerate_nginx_config() {
     # 清理旧的备份文件（避免nginx读取到错误配置）
     rm -f /etc/nginx/sites-enabled/${PROJECT_NAME}.conf.backup.* 2>/dev/null || true
     rm -f /etc/nginx/sites-available/${PROJECT_NAME}.conf.backup.* 2>/dev/null || true
+    rm -f /www/server/panel/vhost/nginx/${PROJECT_NAME}.conf.backup.* 2>/dev/null || true
 
     # 备份当前配置到 /root/
     if [[ -f "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" ]]; then
         cp "/etc/nginx/sites-enabled/${PROJECT_NAME}.conf" "/root/nginx-backup-${PROJECT_NAME}.conf.$(date +%Y%m%d%H%M%S)"
         print_success "已备份现有配置到 /root/"
+    elif [[ -f "/www/server/panel/vhost/nginx/${PROJECT_NAME}.conf" ]]; then
+        cp "/www/server/panel/vhost/nginx/${PROJECT_NAME}.conf" "/root/nginx-backup-${PROJECT_NAME}.conf.$(date +%Y%m%d%H%M%S)"
+        print_success "已备份宝塔配置到 /root/"
     fi
 
     # 调用现有的configure_nginx函数
@@ -4204,15 +4206,8 @@ repair_restart_services() {
         fi
     fi
 
-    # 重载Nginx
-    if systemctl is-active --quiet nginx; then
-        systemctl reload nginx
-        print_success "Nginx已重载"
-    else
-        print_warning "Nginx未运行，尝试启动..."
-        systemctl start nginx
-        print_success "Nginx已启动"
-    fi
+    # 重载Nginx（兼容宝塔/自管Nginx）
+    restart_nginx_safe || print_warning "Nginx未能启动/重载，请检查端口占用或手动重载"
 
     echo ""
 }
@@ -4232,7 +4227,7 @@ repair_verify_services() {
     fi
 
     # 检查Nginx
-    if systemctl is-active --quiet nginx; then
+    if systemctl is-active --quiet nginx 2>/dev/null || pgrep -x nginx > /dev/null || [[ -x /www/server/nginx/sbin/nginx ]] && pgrep -f "/www/server/nginx/sbin/nginx" > /dev/null; then
         print_success "Nginx服务运行正常"
     else
         print_error "Nginx服务异常"