/* V26: Green outline and white text for the header Sign in / Register button. */
header .actions button.account-button#openAuth {
  border: 1px solid #25c66d !important;
  color: #ffffff !important;
  background: linear-gradient(145deg, #151a17 0%, #0b0e0c 100%) !important;
  box-shadow: 0 0 0 1px #25c66d1c, 0 4px 0 #07080d, 0 0 14px #25c66d12 !important;
  font-weight: 700 !important;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease !important;
}

header .actions button.account-button#openAuth:hover {
  border-color: #55ec91 !important;
  color: #ffffff !important;
  background: linear-gradient(145deg, #17231b 0%, #0b110d 100%) !important;
  box-shadow: 0 0 0 1px #25c66d3b, 0 4px 0 #07080d, 0 0 19px #25c66d26 !important;
  transform: translateY(-1px);
}

header .actions button.account-button#openAuth:focus-visible {
  outline: 2px solid #55ec91 !important;
  outline-offset: 3px !important;
  color: #ffffff !important;
}

header .actions button.account-button#openAuth:active {
  color: #ffffff !important;
  transform: translateY(1px);
  box-shadow: 0 1px 0 #07080d, 0 0 10px #25c66d18 !important;
}