/*  
// Pfad: css
// Datei: nav.css 
*/

.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;              /* 👉 Mobil: volle Breite */
  background: var(--color-dark);
  color: var(--color-light);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--transition-duration) ease;
  z-index: 1002;
  padding: 16px;
}
.sidebar.open {
  transform: translateX(0);
}

/* Tablet/Desktop */
@media (min-width: 600px) {
  .sidebar {
    top: 64px;
    height: calc(100% - 64px);
    width: 1000px;                        /* 👉 Desktop: feste Breite */
    max-width: 100%;                      /* falls der Bildschirm kleiner ist */
    transform: translateX(-100%);
  }
  .sidebar.open { transform: translateX(0); }
}

.overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width:100%; height:100%;
  background: rgba(0,0,0,0.5);
  z-index: 1001;
}
.overlay.open { display: block; }

/* Basis-Listenstruktur */
.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
/* Jede Unter-UL eingerückt */
.sidebar ul ul {
  margin: 4px 0 4px 1rem;
}
/* LI block, so dass Unterlisten immer darunter kommen */
.sidebar li {
  display: block;
  margin: 4px 0;
}

/* Toggle-Button („+“/„−“) */
.sidebar .toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  margin-right: 8px;
  border: none;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-success));
  color: var(--color-white);
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform var(--transition-duration), background var(--transition-duration);
}
.sidebar .toggle:active {
  transform: scale(0.9);
}
/* Wenn geöffnet: Minus in Blauton */
.sidebar .toggle.open {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

/* Highlight für zuletzt geklicktes Item */
.sidebar .toggle.highlight,
.sidebar li.highlight > .toggle {
  background: linear-gradient(135deg, #FF0077, #FFAA00) !important;
  color: var(--color-white);
}
/* Vertikale Neon-Linie vor der geöffneten Unterliste */
.sidebar li.highlight > ul {
  border-left: 4px solid;
  border-image: linear-gradient(180deg, #FF0077, #FFAA00) 1;
  padding-left: 0.75rem;
}

/* Link/Text */
.sidebar a {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-family-secondary);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-light);
  text-decoration: none;
  padding: 4px 0;
  border-radius: 4px;
  transition: background var(--transition-duration);
}
.sidebar a:hover {
  background: rgba(255,255,255,0.1);
}