/* 系统在 </html> 之后追加的 "Powered by ©智简魔方" 链接（内联 display:block!important，必须 JS 移除；此处仅作兜底） */
a[href*="idcsmart.com"],
a[href*="idcsmart.com"] * {
  display: none !important;
  visibility: hidden !important;
  width: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}