.navigation-bar {
  position: absolute;
  width: 100vw;
  padding: clamp(15px, 1.65vw, 20px) var(--sec-page-gutter);
  z-index: 5;
}

.region-smartenergyclusternavigation {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.site-logo img {
  width: clamp(180px, 16.53vw, 220px);
}

.menu {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: clamp(15px, 2.35vw, 35px);
}

.hamburger-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  justify-content: center;
  display: none;
}

.hamburger-button .line {
  width: 100%;
  height: 1px;
  background-color: var(--color-text-main);
  transform-origin: left center;
  transition: width 0.25s ease;
}

.hamburger-button:hover .line,
.hamburger-button.is-active .line {
  width: 70%;
}

.menu-item {
  position: relative;
  white-space: nowrap;
}

.navigation-bar .menu-item:nth-of-type(8) a {
  padding: 23px;
  border: 1px solid white;
  border-radius: 45px;
  background-color: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(100px);
  -webkit-backdrop-filter: blur(100px);
}

.sub-menu {
  position: absolute;
  top: 20px;
  left: -20px;
  background-color: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 5px;
}

.sub-menu .menu-item {
  padding: 10px 0px;
  color: var(--color-background-alternative)!important;
}

@media only screen and (max-width: 1024px) {
  .hamburger-button {
    display: flex;
  }
  .navigation-bar {
    padding: clamp(15px, 1.65vw, 20px) var(--sec-page-gutter);
  }
  .menu--main {
    position: absolute;
    top: 90px;
    right: clamp(40px, 5vw, 75px);
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(10px);
    padding: 30px 25px;
    border-radius: 20px;
    display: block;
    min-width: 200px;
    max-width: calc(100vw - 2 * var(--sec-page-gutter));
    max-height: calc(100dvh - 110px);
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top center;
    pointer-events: none;
    transition: transform 0.35s ease, opacity 0.25s ease, visibility 0s linear 0.35s;
  }

  .menu--main.is-open {
    visibility: visible;
    opacity: 1;
    transform: scaleY(1);
    pointer-events: auto;
    transition: transform 0.35s ease, opacity 0.25s ease;
  }

  .menu--main .menu {
    flex-direction: column;
    gap: 30px;
    opacity: 1;
  }
  .menu--main .menu-item { white-space: normal; }
  .navigation-bar .menu--main .menu-item a {
    display: inline-block;
    transition: color 180ms ease;
  }

  .navigation-bar .menu--main .menu-item a::after {
    content: "";
    position: absolute;
    inset: auto 0 -5px;
    height: 1px;
    background-color: currentcolor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 180ms ease;
  }

  .navigation-bar .menu--main .menu-item a:hover,
  .navigation-bar .menu--main .menu-item a:focus-visible {
    color: var(--sec-color-focus);
    background-color: transparent;
    box-shadow: none;
    translate: none;
  }

  .navigation-bar .menu--main .menu-item a:hover::after,
  .navigation-bar .menu--main .menu-item a:focus-visible::after {
    transform: scaleX(1);
  }

  .navigation-bar .menu--main .menu-item:nth-of-type(8) a {
    padding: 0;
    border: none;
    border-radius: 0;
    background-color: transparent;
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
  }

}
@media only screen and (max-width: 480px) {
  .navigation-bar {
    padding: clamp(15px, 1.65vw, 20px) var(--sec-page-gutter);
  }
}

/* Let enlarged text wrap without pushing navigation outside the viewport. */
@media (min-width: 1025px) {
  .region-smartenergyclusternavigation {
    gap: 24px;
  }

  .region-smartenergyclusternavigation > .menu--main {
    min-width: 0;
    flex: 1;
  }

  .navigation-bar .menu {
    flex-wrap: wrap;
    justify-content: flex-end;
    row-gap: 18px;
  }

  .navigation-bar .menu-item {
    white-space: normal;
  }

  .navigation-bar .menu-item a {
    display: inline-block;
  }
}