#um-topup-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 9999;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  user-select: none;
}

#um-topup-btn svg {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotate(-90deg); /* прогресс үстінен басталсын */
  width: 100%;
  height: 100%;
}

#um-topup-btn circle {
  fill: none;
  stroke-width: 3;
}

#um-topup-btn circle.bg {
  stroke: #ccc; /* сұр */
}

#um-topup-btn circle.progress {
  stroke: #0073e6; /* көк */
  stroke-dasharray: 138;   /* 2πr */
  stroke-dashoffset: 138;  /* толық жабық */
  transition: stroke-dashoffset 0.2s linear;
}

#um-topup-btn .icon {
  font-size: 20px;
  color: #333;
  position: relative;
  z-index: 2;
  user-select: none;
}