/* 權限選單專用樣式 */
.permission-menu {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  margin-bottom: 20px;
}

.permission-menu .nav-link {
  transition: all 0.3s ease;
  border-radius: 0.5rem;
  color: rgba(255, 255, 255, 0.9) !important;
  padding: 0.625rem 0.875rem;
}

.permission-menu .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.15) !important;
  transform: translateX(2px);
  color: #fff !important;
}

.permission-menu .nav-link.active {
  background-color: var(--primary) !important;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
  color: #fff !important;
}

.permission-menu .nav-link i[data-toggle-icon] {
  transition: transform 0.3s ease;
  font-size: 0.875rem;
}

.permission-menu .collapse .card-body {
  padding-left: 1rem;
  border-left: 2px solid rgba(255, 255, 255, 0.2);
  margin-left: 1rem;
  padding-top: 0.5rem;
}

.permission-menu .nav-item.level-0 {
  margin-bottom: 0.5rem;
}

.permission-menu .nav-item.level-1 {
  margin-bottom: 0.25rem;
}

.permission-menu .nav-item.level-2 {
  margin-bottom: 0.125rem;
}

.permission-menu .permission-icon {
  width: 1.25rem;
  text-align: center;
  opacity: 0.9;
  color: inherit;
}

.permission-menu .permission-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: inherit;
}

.permission-menu .nav-link.disabled {
  opacity: 0.6;
  pointer-events: none;
}

/* 響應式設計 */
@media (max-width: 768px) {
  .permission-menu {
    max-height: 300px;
  }
}