.site-nav {
  display: flex;
  align-items: stretch;
  gap: .2rem;
  padding: .22rem;
  border: 1px solid #35412c;
  border-radius: 10px;
  background: #171d13;
}

.site-nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 44px;
  padding: .4rem .8rem;
  border: 1px solid transparent;
  border-radius: 7px;
  color: #edf1e8;
  font-size: .875rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
}

.site-nav a:hover {
  background: #26301e;
  color: #fff;
}

.site-nav a[aria-current] {
  border-color: #556b36;
  background: #303e20;
  color: #c4f86c;
}

.site-nav a:focus-visible {
  outline: 2px solid #c4f86c;
  outline-offset: 1px;
}

@media (max-width: 600px) {
  .site-nav-frame {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: .65rem;
    padding-block: .7rem;
  }

  .site-nav-frame > :first-child { justify-self: start; }

  .site-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .site-nav a {
    padding-inline: .3rem;
    font-size: .78rem;
  }
}