.arkova-booking-back {
  position: fixed;
  z-index: 820;
  top: calc(88px + env(safe-area-inset-top, 0px));
  left: clamp(18px, 3vw, 44px);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 7px 16px 7px 8px;
  border: 1px solid rgba(12, 22, 55, 0.16);
  border-radius: 999px;
  background: rgba(248, 248, 246, 0.9);
  color: #090f24;
  box-shadow:
    0 14px 34px rgba(2, 7, 24, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  font-family: "Helvetica Neue", "Avenir Next", sans-serif;
  font-size: 11px;
  font-weight: 650;
  line-height: 1;
  letter-spacing: 0.13em;
  text-decoration: none;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  backdrop-filter: blur(18px) saturate(130%);
  transition:
    color 260ms ease,
    background-color 260ms ease,
    border-color 260ms ease,
    box-shadow 260ms ease,
    transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

.arkova-booking-back__icon {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  flex: 0 0 30px;
  border: 1px solid rgba(20, 44, 130, 0.16);
  border-radius: 50%;
  background: linear-gradient(145deg, #ffffff, #eef1fa);
  color: #1634b4;
  transition:
    color 260ms ease,
    background 260ms ease,
    border-color 260ms ease,
    transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

.arkova-booking-back__icon svg {
  display: block;
  width: 15px;
  height: 15px;
}

.arkova-booking-back:hover {
  border-color: rgba(33, 69, 212, 0.5);
  background: #102a9b;
  color: #ffffff;
  box-shadow:
    0 16px 38px rgba(8, 35, 145, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
  transform: translateY(-2px);
}

.arkova-booking-back:hover .arkova-booking-back__icon {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  transform: translateX(-2px);
}

.arkova-booking-back:focus-visible {
  outline: 2px solid #3159f5;
  outline-offset: 4px;
}

@media (max-width: 640px) {
  .arkova-booking-back {
    top: calc(78px + env(safe-area-inset-top, 0px));
    left: 14px;
    min-height: 42px;
    padding: 6px 13px 6px 7px;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 0.1em;
  }

  .arkova-booking-back__icon {
    width: 28px;
    height: 28px;
    flex-basis: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .arkova-booking-back,
  .arkova-booking-back__icon {
    transition: none;
  }
}