diff --git a/install.sh b/install.sh
index 42de59b..deba19e 100755
--- a/install.sh
+++ b/install.sh
@@ -388,43 +388,68 @@ fi
 PROFILED_FILE="/etc/profile.d/clash-for-linux.sh"
 
 install_profiled() {
-  local http_port="${MIXED_PORT:-7890}"
-  # 兼容你后面可能支持 auto：auto 就先用 7890
-  [ "$http_port" = "auto" ] && http_port="7890"
+  local install_dir="$Install_Dir"
 
-  # 只写 IPv4 loopback，避免某些环境 ::1 解析问题
   sudo tee "$PROFILED_FILE" >/dev/null <<EOF
 # Clash for Linux proxy helpers
 # Auto-generated by clash-for-linux installer.
 
-# Default proxy endpoint (HTTP)
-export CLASH_HTTP_PROXY="http://127.0.0.1:${http_port}"
-# Default proxy endpoint (SOCKS5)
-export CLASH_SOCKS_PROXY="socks5://127.0.0.1:${http_port}"
+# ===== 自动加载 .env =====
+CLASH_INSTALL_DIR="${install_dir}"
+ENV_FILE="\${CLASH_INSTALL_DIR}/.env"
 
+if [ -f "\$ENV_FILE" ]; then
+  set +u
+  . "\$ENV_FILE" >/dev/null 2>&1 || true
+  set -u
+fi
+
+# ===== 默认值（兜底）=====
+CLASH_LISTEN_IP="\${CLASH_LISTEN_IP:-127.0.0.1}"
+CLASH_HTTP_PORT="\${CLASH_HTTP_PORT:-7890}"
+CLASH_SOCKS_PORT="\${CLASH_SOCKS_PORT:-7891}"
+
+# ===== 开启代理 =====
 proxy_on() {
-  export http_proxy="\$CLASH_HTTP_PROXY"
-  export https_proxy="\$CLASH_HTTP_PROXY"
-  export all_proxy="\$CLASH_SOCKS_PROXY"
-  export HTTP_PROXY="\$CLASH_HTTP_PROXY"
-  export HTTPS_PROXY="\$CLASH_HTTP_PROXY"
-  export ALL_PROXY="\$CLASH_SOCKS_PROXY"
-  echo "[OK] Proxy enabled: \$CLASH_HTTP_PROXY"
+  export http_proxy="http://\${CLASH_LISTEN_IP}:\${CLASH_HTTP_PORT}"
+  export https_proxy="http://\${CLASH_LISTEN_IP}:\${CLASH_HTTP_PORT}"
+  export HTTP_PROXY="http://\${CLASH_LISTEN_IP}:\${CLASH_HTTP_PORT}"
+  export HTTPS_PROXY="http://\${CLASH_LISTEN_IP}:\${CLASH_HTTP_PORT}"
+  export all_proxy="socks5://\${CLASH_LISTEN_IP}:\${CLASH_SOCKS_PORT}"
+  export ALL_PROXY="socks5://\${CLASH_LISTEN_IP}:\${CLASH_SOCKS_PORT}"
+  export no_proxy="127.0.0.1,localhost,::1"
+  export NO_PROXY="127.0.0.1,localhost,::1"
+  echo "[OK] Proxy enabled: http://\${CLASH_LISTEN_IP}:\${CLASH_HTTP_PORT}"
 }
 
+# ===== 关闭代理 =====
 proxy_off() {
-  unset http_proxy https_proxy all_proxy HTTP_PROXY HTTPS_PROXY ALL_PROXY
+  unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
+  unset all_proxy ALL_PROXY no_proxy NO_PROXY
   echo "[OK] Proxy disabled"
 }
 
+# ===== 状态 =====
 proxy_status() {
   echo "http_proxy=\${http_proxy:-<empty>}"
   echo "https_proxy=\${https_proxy:-<empty>}"
   echo "all_proxy=\${all_proxy:-<empty>}"
+  echo "CLASH_HTTP_PORT=\${CLASH_HTTP_PORT}"
+  echo "CLASH_SOCKS_PORT=\${CLASH_SOCKS_PORT}"
 }
 EOF
 
   sudo chmod 644 "$PROFILED_FILE"
+
+  # ===== 自动写入 bashrc（关键！）=====
+  local BASHRC_FILE="/root/.bashrc"
+  local SOURCE_LINE='[ -f /etc/profile.d/clash-for-linux.sh ] && source /etc/profile.d/clash-for-linux.sh'
+
+  if [ -f "$BASHRC_FILE" ]; then
+    if ! grep -Fq "$SOURCE_LINE" "$BASHRC_FILE"; then
+      echo "$SOURCE_LINE" >> "$BASHRC_FILE"
+    fi
+  fi
 }
 
 install_profiled || true