.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--navy);
  cursor: pointer;
}

.mobile-menu-icon,
.mobile-menu-icon::before,
.mobile-menu-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform .2s ease, opacity .2s ease;
}

.mobile-menu-icon {
  position: relative;
}

.mobile-menu-icon::before,
.mobile-menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.mobile-menu-icon::before {
  top: -7px;
}

.mobile-menu-icon::after {
  top: 7px;
}

.nav.is-open .mobile-menu-icon {
  background: transparent;
}

.nav.is-open .mobile-menu-icon::before {
  transform: translateY(7px) rotate(45deg);
}

.nav.is-open .mobile-menu-icon::after {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav {
    position: relative;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    flex: 0 0 auto;
  }

  .nav .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    left: 16px;
    right: 16px;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: var(--shadow);
  }

  .nav.is-open .nav-links {
    display: grid;
  }

  .nav .nav-links a {
    min-height: 44px;
    padding: .65rem .8rem;
    border-radius: 8px;
    color: var(--navy);
    font-weight: 800;
  }

  .nav .nav-links a:hover,
  .nav .nav-links a:focus {
    background: var(--soft);
    color: var(--blue);
    outline: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu-icon,
  .mobile-menu-icon::before,
  .mobile-menu-icon::after {
    transition: none;
  }
}