/* hamburger icon + animation */
.hamburger {
  height: 40px;
  width: 40px;
  margin-right: -8px;
  border-radius: 50%;
  background: none;
  border: none;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all 0.5s ease-in-out;
  transition: background-color 0s;

  touch-action: manipulation;

  &:active {
    background-color: rfb(from var(--mb) r g b / 0.2);
  }
}

.hamburger-patty {
  width: 20px;
  height: 2px;
  border-radius: 1px;
  background-color: var(--shw);
  transition: all 0.25s ease-in-out;
  transform: translateX(2px);
}
.hamburger-patty::before,
.hamburger-patty::after {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 1px;
  background-color: var(--shw);
  transition: all 0.25s ease-in-out;
}
.hamburger-patty::before {
  transform: translateY(-10px) translateX(-4px);
}
.hamburger-patty::after {
  transform: translateY(8px) translateX(-4px);
}
.hamburger.open {
  .hamburger-patty {
    background: transparent;
  }
  .hamburger-patty::before {
    transform: rotate(45deg) translate(-2px, 3px);
    width: 24px;
  }
  .hamburger-patty::after {
    transform: rotate(-45deg) translate(-2px, -3px);
    width: 24px;
  }
}

/* the hamburger menu itself */
.hamburger-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  height: calc(100vh - var(--header-height));
  width: 100vw;
  background-color: rgb(from var(--mb) r g b / 0.4);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--shw);
  transition: transform 150ms ease-out;
  transform: translateX(100vw - 100%);
  z-index: 50;

  &[hidden] {
    transform: translateX(100vw);
    display: block;
  }
}

.hamburger-menu-ul {
  padding-top: var(--crotchet);
  list-style-type: none;
  height: calc(100svh - var(--header-height));
  overflow-y: scroll;
  display: flex;
  flex-direction: column;
}

.hamburger-menu-li {
  width: 100%;
}

.hamburger-menu-li > a,
.hamburger-menu-li > a:visited {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--crotchet);
  line-height: 1;
  font-weight: 500;
  padding: var(--crotchet) var(--minim);
  color: var(--shw);
  text-decoration: none;
  background: none;
  cursor: pointer;
  &:hover {
    background-color: rgb(from var(--mb) r g b / 0.2);
  }
  &:active {
    background-color: var(--fg-lighter);
  }
}

.hand-icon {
  height: 30px;
  color: var(--shw);
}

.hamburger-menu-bottom {
  margin-top: auto;
  border-top: 1px solid var(--shw);
  padding: var(--crotchet) 0;
}

.hamburger-subsection {
  margin-left: var(--minim);
  border-left: 1px solid var(--shw);
}