/* Grund: Menü auf Mobil verstecken */
nav {
  display: none; /* Hauptnav ausblenden auf Mobil */
}

/* Hamburger Button */
#hamburger-btn {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 6000;
  background: linear-gradient(90deg, #0b0c10, #1a1f36);
  border: 2px solid #0099ff;
  border-radius: 8px;
  color: #00bfff;
  font-size: 2rem;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  box-shadow:
    0 0 8px #0099ff,
    0 0 15px #00bfff;
  transition: background-color 0.3s ease;
}

#hamburger-btn:hover {
  background-color: #0056b3;
  color: #fff;
}

/* Sidebar Menü (ausgeblendet, rechts) */
#sidebar-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 280px;
  height: 100vh;
  background: linear-gradient(90deg, #0b0c10, #1a1f36);
  border-left: 2px solid #0099ff;
  box-shadow:
    -5px 0 15px rgba(0, 0, 0, 0.5);
  padding: 3rem 1rem 1rem 1rem;
  overflow-y: auto;
  transition: transform 0.3s ease;
  transform: translateX(100%); /* versteckt rechts */
  z-index: 5999;
  color: #00bfff;
}

/* Sidebar offen */
#sidebar-menu.sidebar-open {
  transform: translateX(0);
  aria-hidden: false;
}

/* Sidebar Menü Listen */
#sidebar-menu .nav-menu {
  flex-direction: column;
  gap: 0.5rem;
}

/* Sidebar Menü Items */
#sidebar-menu .nav-menu > li {
  position: relative;
}

/* Links */
#sidebar-menu .nav-menu a {
  display: block;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  box-shadow:
    0 0 5px #00bfff,
    0 0 10px #0099ff;
  font-weight: 600;
  color: #00bfff;
  text-decoration: none;
  white-space: normal;
}

#sidebar-menu .nav-menu a:hover,
#sidebar-menu .nav-menu a:focus {
  background: linear-gradient(90deg, #00bfff, #fff);
  color: #000;
  box-shadow:
    0 0 10px #00bfff,
    0 0 20px #00ccff,
    0 0 30px #0099ff;
  outline: none;
}

/* Dropdown Styling */
#sidebar-menu .dropdown {
  display: none;
  flex-direction: column;
  margin-left: 1rem;
  padding-left: 0.5rem;
  border-left: 2px solid #0099ff;
  border-radius: 0 0 8px 8px;
}

/* Dropdown Items */
#sidebar-menu .dropdown li a {
  padding: 0.6rem 1rem;
  font-weight: 500;
  box-shadow: none;
  border-radius: 0;
}

/* Dropdown anzeigen wenn Parent aktiv (JS steuert .open Klasse) */
#sidebar-menu .nav-menu > li.open > .dropdown {
  display: flex;
}

/* Scrollbar für Sidebar */
#sidebar-menu::-webkit-scrollbar {
  width: 6px;
}

#sidebar-menu::-webkit-scrollbar-track {
  background: #0b0c10;
  border-radius: 3px;
}

#sidebar-menu::-webkit-scrollbar-thumb {
  background: #0099ff;
  border-radius: 3px;
}