.isv-site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  box-shadow: 0 1px 0 rgba(0, 0, 0, .08);
}

.isv-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 24px;
}

.isv-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  letter-spacing: 0;
}

.isv-brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #fff;
  background: #080808;
  border-radius: 50%;
  font-size: 17px;
  font-weight: 900;
}

.isv-brand small {
  display: block;
  margin-bottom: -5px;
  color: #5d6472;
  font-size: 10px;
  font-weight: 700;
}

.isv-brand span:last-child {
  font-size: 19px;
}

.isv-nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: #10131a;
  font-size: 12px;
  font-weight: 700;
}

.isv-contributor {
  padding: 11px 18px;
  color: #fff;
  background: #050505;
  border-radius: 999px;
}

.isv-cart {
  font-size: 20px;
  line-height: 1;
}

@media (max-width: 900px) {
  .isv-nav {
    min-height: auto;
    padding: 14px 0;
    align-items: flex-start;
  }

  .isv-nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px 16px;
  }

  .isv-contributor {
    padding: 9px 13px;
  }
}

@media (max-width: 620px) {
  .isv-nav {
    display: grid;
    gap: 13px;
  }

  .isv-nav-links {
    justify-content: flex-start;
    font-size: 11px;
  }
}