/**
 * Боковое меню (БЭМ: admin-sidebar).
 */
.admin-sidebar {
  width: var(--admin-sidebar-width);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--admin-bg-sidebar);
  border-right: 1px solid var(--admin-border);
}

.admin-sidebar__head {
  padding: 1rem 1.125rem;
  border-bottom: 1px solid var(--admin-border);
}

.admin-sidebar__brand {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--admin-text);
  text-decoration: none;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.admin-sidebar__brand:hover {
  color: var(--admin-text);
  text-decoration: none;
  opacity: 0.8;
}

.admin-sidebar__nav {
  flex: 1;
  padding: 0.5rem 0 1rem;
  overflow-y: auto;
}

.admin-sidebar__group {
  margin: 0;
}

.admin-sidebar__group + .admin-sidebar__group {
  margin-top: 0.25rem;
}

.admin-sidebar__menu {
  list-style: none;
  margin: 0;
  padding: 0 0.625rem;
}

.admin-sidebar__item {
  margin: 0.125rem 0;
}

.admin-sidebar__group-label {
  margin: 0;
  padding: 0.875rem 1rem 0.375rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--admin-sidebar-group-text);
}

.admin-sidebar__group:first-child .admin-sidebar__group-label {
  padding-top: 0.5rem;
}

.admin-sidebar__link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  color: var(--admin-sidebar-link-text);
  text-decoration: none;
  border-radius: var(--admin-radius-md);
  font-size: var(--admin-font-size-base);
  font-weight: 400;
  line-height: 1.35;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.admin-sidebar__link:hover {
  color: var(--admin-sidebar-link-hover-text);
  background: var(--admin-sidebar-link-hover-bg);
  text-decoration: none;
}

.admin-sidebar__item_active .admin-sidebar__link,
.admin-sidebar__link_active {
  color: var(--admin-sidebar-active-text);
  background: var(--admin-sidebar-active-bg);
  font-weight: 600;
}

.admin-sidebar__icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--admin-sidebar-icon);
}

.admin-sidebar__item_active .admin-sidebar__icon,
.admin-sidebar__link_active .admin-sidebar__icon,
.admin-sidebar__link:hover .admin-sidebar__icon {
  color: var(--admin-sidebar-icon-hover);
}

.admin-sidebar__item_active .admin-sidebar__icon,
.admin-sidebar__link_active .admin-sidebar__icon {
  color: var(--admin-sidebar-icon-active);
}

.admin-sidebar__text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Legacy: вкладки настроек внутри страницы */
.admin-sidebar__label {
  display: block;
  padding: 0.625rem 1.25rem;
  font-size: var(--admin-font-size-base);
  line-height: 1.35;
  color: var(--admin-text-muted);
  cursor: default;
  user-select: none;
}

.admin-sidebar__item_active .admin-sidebar__label,
.admin-sidebar__label_active {
  color: var(--admin-sidebar-active-text);
  font-weight: 600;
  background: var(--admin-sidebar-active-bg);
  border-radius: var(--admin-radius-md);
}