.nav-calculator {
  position: relative;
  white-space: nowrap;
}

.nav-calculator__tooltip {
  position: absolute;
  z-index: 1000;
  left: 50%;
  top: calc(100% + 0.75rem);
  width: max-content;
  max-width: min(22rem, 80vw);
  padding: 0.625rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0.5rem;
  background: #162127;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: normal;
  text-align: left;
  white-space: normal;
  box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.2);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -0.25rem);
  transition: opacity 160ms ease, transform 160ms ease;
}

.nav-calculator__tooltip::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 100%;
  border: 0.375rem solid transparent;
  border-bottom-color: #162127;
  transform: translateX(-50%);
}

.nav-calculator:hover .nav-calculator__tooltip,
.nav-calculator:focus-visible .nav-calculator__tooltip {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 900px) {
  .nav-calculator__tooltip {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-calculator__tooltip {
    transition: none;
  }
}