/* Prosty symbol fal sygnałowych */
.brand-mark{
  width:42px;
  height:38px;
  border:0;
  border-radius:0;
  position:relative;
  display:block;
  flex:0 0 42px;
  transform:rotate(45deg);
}
.brand-mark:before,.brand-mark:after{content:none}
.brand-mark i{
  position:absolute;
  left:0;
  bottom:0;
  display:block;
  background:transparent;
  border-style:solid;
  border-color:var(--orange) var(--orange) transparent transparent;
  border-radius:0 100% 0 0;
}
.brand-mark i:nth-child(1){width:36px;height:36px;border-width:3px}
.brand-mark i:nth-child(2){width:25px;height:25px;border-width:3px}
.brand-mark i:nth-child(3){width:14px;height:14px;border-width:3px}
.brand-mark>b{
  position:absolute;
  left:0;
  bottom:0;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--orange);
}
.footer-brand .brand-mark{border:0}