#footer {
  /* 柔和蓝灰 */
  background: linear-gradient(135deg, #49B1F5 30%, #00c4b6 70%) !important;
  color: #fff;
}

#footer a {
  color: #fff;
  transition: color 0.3s;
}

#footer a:hover {
  color: #ffd700;
}

#footer .footer-separator {
  background: rgba(255,255,255,0.3);
}