.main-nav {
  opacity: 0;
  position: absolute;
  width: 100%;
  /*z-index: 1101;*/
  transition: opacity 0.25s ease-in-out;
}
/*
.main-nav, .main-nav * {
  pointer-events: none;
}
.nav-active .main-nav, .nav-active .main-nav * {
  pointer-events: auto;
}*/

body:not(.nav-active) .main-nav {
  pointer-events: none;
}

.main-nav-box {
  background: #fff;
  height: calc(100vh - 65px);
  overflow: auto;
}

.main-nav a {
  display: block;
}

.main-nav a:hover, .main-nav a:focus, .main-nav a.clicked {
  color: var(--color-green);
}

.main-nav a.hco {
  background: url(/layout/design/chevron.svg) no-repeat calc(100% - 50px) center / 7px auto;
}

.main-nav a.active {
  color: var(--color-green);
}

.main-nav span {
  padding-bottom: 20px;
  display: block;
}

.nav-rows {
  display: flex;
  justify-content: space-between;
  align-items: center;
  /*gap: 50px; */
  height: 100%;
}

.main-nav .col {
  flex: 1; /* Alle Boxen haben die gleiche Breite */
  width: 33.3%;
  padding: 40px 0 0 75px;
  position: relative;
  height: 100%;
}
.main-nav .first-nav-col-block {
  padding-top: 33px;
}
.main-nav .col:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background-color: var(--border-color);
}

.nav-active .main-nav {
  /*pointer-events: auto;*/
  opacity: 1;
  transition: opacity 0.25s ease-in-out;
}

#menu_on {
  display: none;
}

.nav-active #menu_on {
  display: block;
}

.nav-active #menu_off {
  display: none;
}

#nav_1 a {
  font-size: 3.3rem;
  padding: 10px 0;
}

#nav_2 > div, #nav_3 > div {
  opacity: 0;
  /*pointer-events: none;*/
  content-visibility: hidden;
}

#nav_2 > div.active, #nav_3 > div.active {
  opacity: 1;
  /*pointer-events: auto;*/
  content-visibility: visible;

}


.clickstream {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 20px 0;
  font-size: 1.5rem;
  opacity: 0.5;
}

.clickstream a, .clickstream span {
  padding-right: 20px;
  background: url(/layout/design/chevron.svg) no-repeat right center / 5px auto;
  color: var(--color-grey3);
  display: inline-block;
}

.clickstream a:last-child, .clickstream span:last-child {
  background: none;
  padding-right: 0;
}

.mobile-nav-back {
  display: none;
  position: absolute;
  width: 100%;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  z-index: 59;
  padding: 15px 0 15px 5%; /* wie .col! */
}
.mobile-nav-back:not(.active) {
  color: transparent;
}
.nav-subs a {
  padding-top:5px;
  padding-bottom:5px;
  margin: 10px 0;
}
@media (max-width: 1600px) {
  .main-nav .col {
    padding-left: 40px;
  }
}
@media (max-width: 960px) {
  .nav-rows {
    display: block;
  }

  .nav-rows .col {
    position: absolute;
    width: 100%;
    top: 0;
  }

  /*.nav-rows .nav-subs {*/
  /*  pointer-events: none;*/
  /*}*/

  .nav-subs.active {
    background: #fff;
    /*pointer-events: auto;*/
  }

  .mobile-nav-back {
    display: block;
  }

  .main-nav .col {
    flex: 1; /* Alle Boxen haben die gleiche Breite */
    width: 100%;
    padding: 70px 0 0 5%;
  }

  #nav_3 span.overline {
    display: none;
  }

  body.nav-active .main-nav .nav-rows .nav-subs {
    pointer-events: none;
  }
  body.nav-active .main-nav .nav-rows .nav-subs.active {
    pointer-events: auto;
  }

  .clickstream .lvl-0 {
    display: none;
  }

  .clickstream {
    font-size: 1.2rem;
    gap: 7px;
  }

  .clickstream a {
    padding-right: 10px;
    background: url(/layout/design/chevron.svg) no-repeat right center / 3px auto;
  }
}