/* Login + signup navigation only. Kept isolated to prevent unrelated page regressions. */
.auth-header nav {
  display: flex !important;
  align-items: center;
  gap: 12px !important;
}

.auth-header nav a {
  position: relative !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 42px;
  padding: 10px 16px !important;
  color: #111827 !important;
  border: 3px solid #111 !important;
  border-radius: 0 !important;
  font-size: 13px !important;
  font-weight: 1000 !important;
  line-height: 1 !important;
  letter-spacing: .02em;
  text-decoration: none !important;
  text-transform: uppercase;
  transform: none !important;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease !important;
}

.auth-header nav a::before {
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  color: #fff;
  background: #111;
  border: 2px solid #111;
  border-radius: 50%;
  font-size: 11px;
  line-height: 1;
}

.auth-header nav a:nth-child(1) {
  background: #bdf5ff !important;
  box-shadow: 5px 5px 0 #14d9e8 !important;
}
.auth-header nav a:nth-child(1)::before { content: "⌂"; }

.auth-header nav a:nth-child(2) {
  background: #ffe34f !important;
  box-shadow: 5px 5px 0 #ff6128 !important;
}
.auth-header nav a:nth-child(2)::before { content: "⚡"; }

.auth-header nav a:nth-child(3),
.auth-header nav a.auth-nav-join {
  color: #fff !important;
  background: #8247ee !important;
  box-shadow: 5px 5px 0 #ff3287 !important;
}
.auth-header nav a:nth-child(3)::before { content: "★"; color: #111; background: #9aff31; }

.auth-header nav a:hover,
.auth-header nav a:focus-visible {
  z-index: 2;
  filter: saturate(1.12);
  transform: translate(-2px, -3px) rotate(-1deg) !important;
  box-shadow: 8px 8px 0 #111 !important;
  outline: none;
}

.auth-header nav a:active {
  transform: translate(3px, 3px) !important;
  box-shadow: 2px 2px 0 #111 !important;
}

@media (max-width: 720px) {
  .auth-header nav { gap: 7px !important; }
  .auth-header nav a { min-height: 38px; padding: 8px 10px !important; font-size: 11px !important; }
  .auth-header nav a::before { width: 18px; height: 18px; font-size: 9px; }
}

@media (max-width: 470px) {
  .auth-header nav a { gap: 0; padding: 9px !important; }
  .auth-header nav a::before { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .auth-header nav a { transition: none !important; }
}