/* ==========================================================================
   Sektion: Header (fixierte Navigation)
   Transparent über dem grünen Hero, beim Scrollen weiß mit Schatten.
   ========================================================================== */
#page-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  padding: 16px 0;
  background: transparent;
  transition: background .25s ease, box-shadow .25s ease, padding .25s ease;
}
#page-header.scrolled { padding: 10px 0; background: #fff; box-shadow: var(--shadow-sm); }
#page-header .container { max-width: 1340px; }

/* Logo */
#page-header #logo a { display: block; width: 190px; height: auto; aspect-ratio: 996 / 196; }
#page-header #logo svg { display: block; width: 100%; height: 100%; }
#page-header #logo svg rect, #page-header #logo svg path { transition: fill .25s ease; }
#page-header:not(.scrolled) #logo svg rect, #page-header:not(.scrolled) #logo svg path { fill: #fff !important; }
#page-header.scrolled #logo svg rect, #page-header.scrolled #logo svg path { fill: var(--ink) !important; }

/* Hauptmenü – mobil als Off-Canvas */
#page-header ul li a {
  display: block;
  color: var(--ink);
  font-size: 1.6rem;
  font-weight: 700;
  text-align: center;
  transition: color .18s;
}
#page-header ul li a:hover { color: var(--green); }

#page-header .navbar-collapse { position: fixed; top: 0; right: -100%; width: 100%; height: 100vh; }
#page-header .navbar-collapse::after {
  position: fixed; top: 0; right: 0; z-index: 130;
  width: 0; height: 100vh;
  display: block; content: "";
  background: var(--green-deep); opacity: 0;
  transition: .6s opacity;
}
#page-header .navbar-collapse .nav {
  position: fixed; top: 0; right: -60%; z-index: 200;
  width: 60%; height: 100vh;
  flex-direction: column; justify-content: center; align-items: center; gap: .6rem;
  background: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  transition: .5s all;
}
#page-header .navbar-collapse.show { right: 0; }
#page-header .navbar-collapse.show .nav { right: 0; opacity: 1; }
#page-header .navbar-collapse.show::after { width: 100%; opacity: .6; }

/* Burger-Button */
#page-header .navbar-toggler {
  position: fixed; top: 14px; right: 24px; z-index: 250;
  width: 52px; height: 52px; padding: 0;
  border: 0; border-radius: 50%;
  overflow: hidden; background: var(--green); cursor: pointer;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .18);
  transition: .3s all;
}
#page-header .navbar-toggler .bar {
  position: absolute; top: 34%; left: 50%;
  width: 24px; height: 2px; border-radius: 1px;
  background: #fff;
  transform: translate(-50%, -50%);
  transition: .3s all;
}
#page-header .navbar-toggler .bar + .bar { top: 50%; }
#page-header .navbar-toggler .bar + .bar + .bar { top: 66%; }
#page-header .navbar-collapse.show + .navbar-toggler .bar { top: 50% !important; transform: translate(-50%, -50%) rotate(45deg); }
#page-header .navbar-collapse.show + .navbar-toggler .bar + .bar { opacity: 0; }
#page-header .navbar-collapse.show + .navbar-toggler .bar + .bar + .bar { opacity: 1; transform: translate(-50%, -50%) rotate(-45deg); }

/* Zusatz-Navigation (Telefon, Mail, Karte, Sprache) */
#page-header .add-navi { position: fixed; top: 24px; right: 96px; z-index: 100; transition: top .25s ease; }
#page-header.scrolled .add-navi { top: 18px; }
#page-header .add-navi ul { display: flex; align-items: center; margin: 0; padding: 0; list-style: none; }
#page-header .add-navi ul li + li { margin-left: 14px; }
#page-header .add-navi ul li a { display: grid; place-items: center; font-size: 17px; line-height: 1; }
#page-header:not(.scrolled) .add-navi ul li a { color: rgba(255, 255, 255, .85); }
#page-header:not(.scrolled) .add-navi ul li a:hover { color: #fff; }
#page-header .lang-switch > ul { margin: 0 !important; padding: 0; }
#page-header .lang-switch li { display: inline-block; }
#page-header .lang-switch a {
  padding: 5px 10px;
  border: 2px solid currentColor;
  border-radius: 9999px;
  font-size: 13px !important;
  letter-spacing: .06em;
}

/* Desktop: Menü inline */
@media (min-width: 1200px) {
  #page-header .container.full-size { display: flex; justify-content: space-between; align-items: center; }
  #page-header .navbar-collapse { position: relative; right: 0; z-index: 99; flex: 1 1 100%; width: auto; height: auto; }
  #page-header .navbar-collapse::after { display: none; }
  #page-header .navbar-collapse .nav {
    position: relative; right: 0;
    width: auto; height: auto; padding-right: 210px;
    flex-direction: row; justify-content: flex-end; gap: 0;
    background: none; box-shadow: none;
    opacity: 1;
  }
  #page-header ul li a { font-size: 15.5px; }
  #page-header:not(.scrolled) ul li a { color: rgba(255, 255, 255, .92); }
  #page-header:not(.scrolled) ul li a:hover { color: var(--green-light); }
  #page-header ul.nav li + li { margin-left: 22px; }
  #page-header .add-navi { right: max(24px, calc((100vw - 1340px) / 2 + 24px)); top: 28px; }
  #page-header.scrolled .add-navi { top: 22px; }
  #page-header .navbar-toggler { display: none; }
}
@media (min-width: 1440px) {
  #page-header ul li a { font-size: 16.5px; }
}
@media (max-width: 1199px) {
  #page-header { padding: 20px 0; }
  #page-header.scrolled { padding: 14px 0; }
  #page-header .navbar-toggler { top: 12px; }
  #page-header.scrolled .navbar-toggler { top: 6px; }
}
@media (max-width: 767px) {
  #page-header .navbar-collapse .nav { width: 100%; right: -100%; }
  #page-header #logo a { width: 150px; }
  #page-header .add-navi { right: 88px; }
  #page-header .add-navi ul li + li { margin-left: 10px; }
}
@media (max-width: 413px) {
  #page-header #logo a { width: 124px; }
  #page-header .add-navi { right: 82px; }
  #page-header .add-navi ul li a { font-size: 15px; }
  #page-header .add-navi ul li + li { margin-left: 9px; }
  #page-header .lang-switch a { padding: 3px 7px; font-size: 11px !important; }
  #page-header .navbar-toggler { width: 46px; height: 46px; right: 18px; }
}