.main-header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 4rem;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding-inline: 3rem;
  background-color: #ffffff;
  border-bottom: 0.1rem solid var(--shadow-color);
  z-index: 100000;
  transition: transform 0.3s ease-in-out;
}

.main-header>img {
  max-height: 3.4rem;
  aspect-ratio: 3 / 4;
  cursor: pointer;
}

.main-header.collapsed {
  transform: translateY(-100%)
}

.menu-list {
  display: flex;
  flex-direction: row;
  gap: 1.3rem;
}

.menu-item {
  font-weight: var(--fw-regular);
  font-size: var(--fs-h5);
  color: var(--heading-txt-color);
}

.desktop-only {
  display: inline-block;
}

.mobile-only {
  display: none;
}

.hamburger-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger-menu:hover {
  background: none;
  border: none;
}

.icon,
.icon::before,
.icon::after {
  display: block;
  background: #000;
  height: 3px;
  width: 25px;
  border-radius: 2px;
  position: relative;
  transition: all 0.3s ease;
}

.icon::before,
.icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.icon::before {
  top: -8px;
}

.icon::after {
  top: 8px;
}

/* Responsive */
@media (max-width: 1000px) {
  .desktop-only {
    display: none;
  }

  .mobile-only {
    display: block;
  }

  .menu-list {
    position: absolute;
    flex-direction: column;
    background: #ffffff;
    position: absolute;
    top: 4rem;
    right: 0;
    width: 12rem;
    box-shadow: 0 0.2rem 0.3rem rgba(0, 0, 0, 0.2);
    padding: 1rem;
    transform: translateX(100%);
    transition: transform 0.5s ease;
    opacity: 0;
    visibility: hidden;
  }

  .menu-list.show {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .hamburger-menu {
    display: block;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Icon changes to X */
  .hamburger-menu.active .icon {
    background: transparent;
  }

  .hamburger-menu.active .icon::before {
    transform: rotate(45deg);
    top: 0;
  }

  .hamburger-menu.active .icon::after {
    transform: rotate(-45deg);
    top: 0;
  }
}