/* UMA — assinatura visual premium para áreas internas */
html.uma-premium-internal::before{
  content:"";
  position:fixed;
  top:0;left:0;right:0;
  height:2px;
  z-index:2147483646;
  pointer-events:none;
  background:linear-gradient(90deg,#2d75ff 0%,#258dff 34%,#35d8ff 69%,#7567ff 100%);
  box-shadow:0 0 12px rgba(53,216,255,.48),0 0 24px rgba(45,117,255,.18);
}