/* =============================================
   nav.css – Burger-Menü (alle Seiten)
   Wird von nav.js DOM-seitig gesteuert.
   ============================================= */

/* --- Burger-Button --- */
.nav-burger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav-burger-line {
  display: block;
  width: 22px;
  height: 2.5px;
  background: var(--color-primary, #528BC5);
  border-radius: 2px;
  transform-origin: center;
  transition: transform .32s cubic-bezier(.23,1,.32,1),
              opacity .25s ease,
              background .25s ease;
}

/* Scrolled-Header → weiße Linien */
.site-header.scrolled .nav-burger-line { background: #fff; }

/* Burger → X */
.nav-burger.is-open .nav-burger-line:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-burger.is-open .nav-burger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.is-open .nav-burger-line:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* --- Dropdown-Panel --- */
.nav-overlay {
  position: fixed;
  /* top + right werden per JS auf Basis der Burger-Position gesetzt */
  top: 68px;
  right: 12px; /* Fallback */
  min-width: 210px;
  width: max-content;
  background: #1e2a3a;
  border-radius: 10px;
  box-shadow:
    0 8px 32px rgba(0,0,0,.30),
    0 2px 8px rgba(0,0,0,.15),
    inset 0 0 0 1px rgba(255,255,255,.07);
  padding: 8px 0 6px;
  opacity: 0;
  transform: translateY(-6px) scale(0.97);
  transform-origin: top right;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s cubic-bezier(.23,1,.32,1);
  z-index: 600;
}

.nav-overlay.is-open {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

/* Pfeil oben: zeigt auf die Mitte des Burger-Buttons
   Burger = 40px breit → Mitte = 20px vom rechten Rand
   Pfeil-Breite = 14px → right: 20px - 7px = 13px */
.nav-overlay::before {
  content: '';
  position: absolute;
  top: -7px;
  right: 13px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 7px solid #528BC5;
}
/* Innerer Pfeil (Panel-Hintergrundfarbe) */
.nav-overlay::after {
  content: '';
  position: absolute;
  top: -4px;
  right: 14px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 5px solid #1e2a3a;
}

/* --- Transparenter Klick-Fänger (Hintergrund schließen) --- */
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 599;
  display: none;
}
.nav-backdrop.is-open {
  display: block;
}

/* Trennlinie zwischen Gruppen */
.nav-overlay-sep {
  height: 1px;
  background: rgba(255,255,255,.1);
  margin: 5px 16px;
}

/* Listen */
.nav-overlay-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Einzelner Eintrag */
.nav-overlay-item {
  opacity: 0;
  transform: translateX(5px);
  transition: opacity .18s ease, transform .18s ease;
}
.nav-overlay.is-open .nav-overlay-item {
  opacity: 1;
  transform: none;
}

/* Link-Text */
.nav-overlay-link {
  display: block;
  font-family: 'Work Sans', system-ui, sans-serif;
  font-size: .92rem;
  font-weight: 600;
  color: rgba(255,255,255,.72);
  letter-spacing: -0.01em;
  padding: .52rem 1.2rem;
  text-decoration: none;
  transition: color .15s, background .15s;
}
.nav-overlay-link:hover,
.nav-overlay-link:focus {
  color: #fff;
  background: rgba(255,255,255,.08);
  text-decoration: none;
  outline: none;
}

/* Aktive Seite */
.nav-overlay-link[aria-current="page"] {
  color: #528BC5;
}
.nav-overlay-link[aria-current="page"]:hover {
  color: #6da0d8;
  background: rgba(82,139,197,.1);
}

/* Impressum: kleiner */
.nav-overlay-item--small .nav-overlay-link {
  font-size: .78rem;
  font-weight: 500;
  color: rgba(255,255,255,.32);
  padding: .42rem 1.2rem;
}
.nav-overlay-item--small .nav-overlay-link:hover {
  color: rgba(255,255,255,.55);
}