.wire-header__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border: 0;
  border-radius: 50%;
  color: var(--gold);
  transform: none;
  background: radial-gradient(circle at center, rgba(201,162,39,.07), transparent 68%);
}

.wire-header__mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

.wire-header__mark svg circle:first-child {
  opacity: .98;
}

.wire-header__mark svg circle:nth-of-type(2) {
  opacity: .9;
}

@media (max-width: 700px) {
  .wire-header__mark {
    width: 40px;
    height: 40px;
    flex-basis: 40px;
  }
}