/* Up/down buttons at the bottom right (scroll-ui.js): shown while the page scrolls, gone
   3 seconds after it stops. They replace the back-to-top arrow at the end of the footer. */
.wi-updown {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 1px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.wi-updown.show {
  opacity: 1;
  visibility: visible;
}
.wi-updown button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  background-color: var(--main);
  color: #fff;
  cursor: pointer;
  transition: background-color 0.2s ease, opacity 0.2s ease;
}
.wi-updown button:hover {
  background-color: #006b65;
}
.wi-updown button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: -4px;
}
.wi-updown button:disabled {
  opacity: 0.45;
  cursor: default;
}
.wi-updown svg {
  width: 14px;
  height: 14px;
}
@media (max-width: 500px) {
  .wi-updown {
    right: 12px;
    bottom: 12px;
  }
  .wi-updown button {
    width: 32px;
    height: 32px;
  }
}

footer #toTop {
  display: none;
}