/* Header: Navigation (Desktop und mobil). */

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  -webkit-transition: top 0.3s;
  transition: top 0.3s;
  background-color: var(--white);
  -webkit-box-shadow: 0px 5px 20px 0px rgba(0, 0, 0, 0.1);
          box-shadow: 0px 5px 20px 0px rgba(0, 0, 0, 0.1);
  z-index: 11;
  -webkit-transition-delay: 0.1s;
          transition-delay: 0.1s;
  padding-top: 10px;
  padding-bottom: 10px;
  min-height: 7.5rem;
}
/* Desktop: Die weiße Leiste endet rechts früher, oben rechts sitzt eine Stufe (wie bei den Buttons).
   Leiste und Stufe liegen als Hintergrund hinter dem Inhalt, damit Logo und Menü mit der Seite fluchten. */
@media (min-width: 992px) {
  .navbar {
    --navbar-step: 80px;
    container-type: inline-size; /* Bezug für 100cqw: volle Breite ohne Scrollleiste */
    background-color: transparent;
    -webkit-box-shadow: none;
            box-shadow: none;
  }
  .navbar::before,
  .navbar::after {
    content: "";
    position: absolute;
    top: 0;
    z-index: -1;
    background-color: var(--white);
    -webkit-box-shadow: 0px 5px 20px 0px rgba(0, 0, 0, 0.1);
            box-shadow: 0px 5px 20px 0px rgba(0, 0, 0, 0.1);
  }
  .navbar::before {
    left: 0;
    right: var(--navbar-step);
    bottom: 0;
  }
  /* Menü endet mindestens 30px vor dem Ende der Leiste (Container: max. 1500px, zentriert) */
  .navbar > .container-fluid {
    box-sizing: border-box;
    padding-left: 50px;
    padding-right: max(50px, var(--navbar-step) + 30px - max(0px, (100cqw - 1500px) / 2));
  }
  .navbar::after {
    right: 0;
    width: var(--navbar-step);
    height: 50%;
    /* Schatten nur nach rechts und unten, nicht auf die Leiste */
    -webkit-clip-path: inset(0 -30px -30px 0);
            clip-path: inset(0 -30px -30px 0);
  }
}
.navbar .navbar-brand {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-right: 0;
}
.navbar #navbarNav {
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.navbar #navbarNav .navbar-nav {
  margin: 0;
}
@media (max-width: 991px) {
  .navbar #navbarNav .navbar-nav {
    padding-bottom: 5px;
  }
}
.navbar #navbarNav .navbar-nav .nav-item .nav-link {
  font-size: 19px;
  font-weight: 400;
  color: var(--navy);
}
.navbar #navbarNav .navbar-nav .nav-item .nav-link:hover {
  color: var(--royal);
  text-decoration: underline;
  text-underline-offset: 6px;
}
.navbar #navbarNav .navbar-nav .nav-item .nav-link.active {
  color: var(--navy-dark);
  font-weight: 700;
}
@media (min-width: 992px) {
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    margin-left: 5px;
    margin-right: 5px;
  }
}
@media (min-width: 1200px) {
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    margin-left: 15px;
    margin-right: 15px;
  }
}
@media (max-width: 991px) {
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    padding-top: 15px;
    padding-bottom: 15px;
  }
}

/* Untermenüs auf dem Desktop */
.navbar #navbarNav .navbar-nav {
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.navbar #navbarNav button.nav-link {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 10px;
  border: 0;
  background: none;
  font-family: var(--font);
  cursor: pointer;
}
.rf-chevron {
  -webkit-transition: -webkit-transform 0.2s;
  transition: transform 0.2s;
}
[aria-expanded=true] > .rf-chevron {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}
.rf-nav-parent {
  position: relative;
}
.rf-nav-sub {
  position: absolute;
  z-index: 2;
  top: calc(100% + 18px);
  left: 15px;
  min-width: 260px;
  margin: 0;
  padding: 12px 0;
  list-style: none;
  background-color: var(--white);
  -webkit-box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
          box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.rf-nav-sub[hidden] {
  display: none;
}
.rf-nav-sub a {
  display: block;
  padding: 9px 24px;
  font-size: 18px;
  color: var(--navy);
  text-decoration: none;
}
.rf-nav-sub a:hover,
.rf-nav-sub a:focus-visible {
  background-color: var(--light-blue);
}
.rf-nav-sub a.active {
  font-weight: 700;
}
.rf-nav-search .rf-nav-sub {
  left: auto;
  right: 0;
  width: 400px;
  padding: 24px;
}
@media (min-width: 992px) and (max-width: 1199px) {
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    font-size: 17px;
    margin-left: 3px;
    margin-right: 3px;
  }
  .navbar .navbar-brand img {
    width: 150px;
  }
}

/* Smartphone und Tablet: Logo links, Burger rechts */
.rf-burger {
  display: none;
}
@media (max-width: 991px) {
  .navbar {
    min-height: 0;
    height: 80px;
    padding: 0;
  }
  html.rf-menu-open .navbar {
    -webkit-box-shadow: none;
            box-shadow: none;
  }
  html.rf-menu-open,
  html.rf-menu-open body {
    overflow: hidden;
  }
  .navbar .container-fluid {
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    height: 100%;
    box-sizing: border-box;
  }
  .navbar .navbar-brand {
    padding: 0;
  }
  .navbar .navbar-brand img {
    width: 110px;
    height: auto;
  }
  .rf-burger {
    display: block;
    width: 36px;
    height: 36px;
    margin-right: -3px;
    padding: 0 3px;
    border: 0;
    background: none;
    cursor: pointer;
  }
  .rf-burger span {
    display: block;
    height: 2px;
    margin: 7px 0;
    background-color: var(--navy);
    -webkit-transition: opacity 0.2s, -webkit-transform 0.2s;
    transition: opacity 0.2s, transform 0.2s;
  }
  .rf-burger[aria-expanded=true] span:first-child {
    -webkit-transform: translateY(9px) rotate(45deg);
            transform: translateY(9px) rotate(45deg);
  }
  .rf-burger[aria-expanded=true] span:nth-child(2) {
    opacity: 0;
  }
  .rf-burger[aria-expanded=true] span:last-child {
    -webkit-transform: translateY(-9px) rotate(-45deg);
            transform: translateY(-9px) rotate(-45deg);
  }
}

/* Geöffnetes Menü */
.rf-mobile-menu {
  position: fixed;
  z-index: 10;
  top: 80px;
  right: 0;
  bottom: 0;
  left: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
  box-sizing: border-box;
  padding: 50px 25px 40px;
  overflow-y: auto;
  background-color: var(--white);
}
.rf-mobile-menu[hidden] {
  display: none;
}
@media (min-width: 992px) {
  .rf-mobile-menu {
    display: none;
  }
}
.rf-mobile-menu > ul {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}
.rf-mobile-menu > ul > li > a,
.rf-mobile-menu > ul > li > button {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 0;
  border: 0;
  background: none;
  font-family: var(--font);
  font-size: 22px;
  line-height: 1.3;
  color: var(--navy);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.rf-mobile-menu [aria-current=page] {
  font-weight: 700;
}
.rf-mobile-menu button[aria-expanded=true] {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.rf-mobile-menu button[aria-expanded=true] .rf-chevron {
  text-decoration: none;
}
.rf-mobile-menu--sub {
  margin: 0 0 10px;
  padding: 0 0 0 10px;
  list-style: none;
}
.rf-mobile-menu--sub[hidden] {
  display: none;
}
.rf-mobile-menu--sub a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 10px 28px 10px 0;
  font-size: 18px;
  color: var(--navy);
  text-decoration: none;
}

/* Kleine Desktop-Breiten: Menü bleibt einzeilig und mit Abstand zur Stufe */
@media (min-width: 992px) and (max-width: 1099px) {
  .navbar > .container-fluid {
    padding-left: 30px;
    padding-right: calc(var(--navbar-step) + 20px);
  }
  .navbar .navbar-brand img {
    width: 120px;
  }
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    margin-left: 0;
    margin-right: 0;
    padding-left: 6px;
    padding-right: 6px;
    font-size: 15px;
    white-space: nowrap;
  }
  .navbar #navbarNav button.nav-link {
    gap: 5px;
  }
}
@media (min-width: 1100px) and (max-width: 1299px) {
  .navbar #navbarNav .navbar-nav .nav-item .nav-link {
    margin-left: 0;
    margin-right: 0;
    font-size: 17px;
    white-space: nowrap;
  }
}