.hamburger-menu {
  --x-width: calc(var(--hamburger-height) * 1.41421356);
  display: flex;
  flex-direction: column;
  gap: var(--hamburger-gap);
  width: max-content;
  min-width: var(--space-6l);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

@media (min-width: 768px) {
  .hamburger-menu {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }

  .hamburger-menu {
    transform: translateX(calc(-1 * var(--space-7)))
  }
}

.hamburger-menu .bar {
  display: block;
  width: var(--hamburger-bar-width);
  height: var(--hamburger-bar-height);
  background-color: var(--color-dark-gray);
  transform-origin: left center;
  transition:
    opacity var(--transition-duration),
    width var(--transition-duration),
    rotate var(--transition-duration),
    transform var(--transition-duration),
    background-color 0.1s
}

.hamburger-menu[aria-expanded="true"] .bar:first-child {
  rotate: 45deg;
  width: var(--x-width);
  transform: translateY(calc(var(--hamburger-bar-height) / -2));
}

.hamburger-menu[aria-expanded="true"] .bar.middle {
  opacity: 0;
  width: 0;
}

.hamburger-menu[aria-expanded="true"] .bar:last-child {
  rotate: -45deg;
  width: var(--x-width);
  transform: translateY(calc(var(--hamburger-bar-height) / 2));
}

.header-wrapper {
  position: relative;
}

.header-group {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.header {
  position: fixed;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 12;
  width: 100%;
  top: var(--space-5);
  width: 100%
}

.header::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 4rem;
  background: var(--background-white);
  z-index: -1;
  pointer-events: none;
  transition: background 0.3s ease
}

.header-logo-small {
  display: block;
}

.header-logo-large {
  display: none;
}

.header-contact-us-btn {
  margin-right: var(--space-9);
}

@media (min-width: 768px) {
  .header-logo-small {
    display: none;
  }

  .header-logo-large {
    display: block;
  }

  .header-contact-us-btn {
    width: 7.6rem !important;
    height: 2.8rem !important;
    border-radius: 0.7rem !important;
    font-size: var(--fs-base);
    font-weight: 700;
    margin-right: var(--space-9)
  }
}

@media (min-width: 1250px) {

  /*crutch. I couldn't find another way to move the logo to the right.*/
  .header-logo {
    margin-left: clamp(0rem, 2vw, var(--space-7));
  }
}

.nav-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: white;
  z-index: 10;
  transform: translateY(-100%);
  transition: transform var(--transition-duration);
  padding-top: var(--space-12);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.nav-list {
  display: flex;
  flex-direction: column;
  padding: 0;
  list-style: none;
}

.nav-item {
  display: flex;
  align-items: center;
  border-bottom: 0.06rem solid #F0F0F0;
  opacity: 0;
  height: clamp(var(--space-11ml), 7vw, var(--space-18));
  transition:
    opacity 0.1s ease,
    transform 0.4s ease,
    padding-left 0.5s cubic-bezier(.4, 0, .2, 1);
  transition-delay: calc(var(--i) * 100ms);
}

.nav-item:nth-child(4) {
  height: clamp(var(--space-12), 9vw, 6.25rem);
}

.nav-item:nth-child(1) {
  padding-left: var(--space-3l);
}

.nav-item:nth-child(2) {
  padding-left: clamp(var(--space-2), 11.6vw, 22%);
}

.nav-item:nth-child(3) {
  padding-left: clamp(var(--space-15), 19.8vw, 44%);
}

.nav-item:nth-child(4) {
  padding-left: clamp(var(--space-4), 26vw, 66%);
}

@media (min-width: 768px) {
  .nav-item:nth-child(1) {
    padding-left: var(--space-2);
  }

  .nav-item:nth-child(2) {
    padding-left: clamp(var(--space-18), 30vw, 19.6%);
  }

  .nav-item:nth-child(3) {
    padding-left: clamp(var(--space-18), 35vw, 37.8%);
  }

  .nav-item:nth-child(4) {
    padding-left: clamp(var(--space-21), 60vw, 65.3%);
  }

}

@media (max-width: 300px) {

  .nav-item:nth-child(2),
  .nav-item:nth-child(3),
  .nav-item:nth-child(4) {
    padding-left: 0;
  }
}
@media (min-width: 640px) and (max-width: 768px) {
  .nav-item:nth-child(2) {
    padding-left: clamp(var(--space-15), 30vw, 19.6%);
  }

  .nav-item:nth-child(3) {
    padding-left: clamp(var(--space-18), 37vw, 43.8%);
  }

  .nav-item:nth-child(4) {
    padding-left: clamp(var(--space-21), 60vw, 55.3%);
  }
}

@media (min-width: 768px) {
  .nav-item a {
    letter-spacing: -0.14rem;
  }

  .nav-item:nth-child(3) a {
    margin-top: var(--space-1);
  }

  .nav-item:nth-child(4) a {
    margin-bottom: var(--space-4l);
  }

  .nav-menu.open {
    transform: translateY(var(--space-11l));
  }
}

@media (hover: hover) and (pointer: fine) {
  .nav-item a:hover {
    transform: scale(1.15);
    color: var(--color-dark-gray);
  }

  .nav-item a:active {
    transform: scale(1);
    color: var(--color-blue);
  }

  .hamburger-menu:active .bar {
    background-color: var(--color-dark-blue) !important;
  }

  .hamburger-menu:hover .bar {
    background-color: var(--color-blue);
  }
}

.nav-item:nth-child(1)::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0.06rem;
  background: #F0F0F0;
}

.nav-item:nth-child(1)::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0.06rem;
  background: #F0F0F0;
}

.nav-item a {
  display: inline-block;
  position: relative;
  font-size: clamp(var(--fs-2xl), 5vw, var(--fs-5xxl));
  color: var(--color-light-gray);
  text-decoration: none;
  white-space: nowrap;
  padding-left: var(--space-11);
  transition: transform 0.2s cubic-bezier(.22, 1.61, .36, 1);
  will-change: transform;
}

.nav-item a:hover {
  transform: scale(1.15);
}

.nav-menu.open {
  transform: translateY(var(--space-3l));
}

.nav-menu.open .nav-item {
  transform: translateX(0);
  opacity: 1;
}

.nav-menu.open~.menu-blur-layer {
  opacity: 1;
  z-index: 9;
}

.menu-blur-layer {
  position: fixed;
  inset: 0;
  backdrop-filter: blur(0.45rem);
  -webkit-backdrop-filter: blur(0.5rem);
  background-color: var(--color-blur);
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: var(--transition-duration);
}

.hamburger-menu:focus-visible,
.header-contact-us-btn:focus-visible,
.nav-item a:focus-visible {
  outline: none;
  border: 2px solid var(--color-blue);
  border-radius: 0.5rem;
}

@keyframes navItemSlideIn {
  from { transform: translateX(-100%); }
  to   { transform: translateX(0); }
}

.nav-menu.open .nav-item {
  opacity: 1;
  animation: navItemSlideIn 0.45s ease forwards;
  animation-delay: calc(var(--i) * 100ms);
}

.nav-menu:not(.open) .nav-item {
  animation: none;
}