/*
 * Навигация сайдбара сообществ (.sidebar-nav-*).
 * Каталог / каналы / профиль: .catalog-nav* — только в catalog.css.
 */

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 0;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-mdl);
    padding: var(--spacing-2sm) var(--spacing-md);
    color: var(--font-secondary);
    text-decoration: none;
    transition: background-color var(--transition-fast) var(--ease-in-out),
        color var(--transition-fast) var(--ease-in-out);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    position: relative;
}

.sidebar-nav-item:hover {
    background: var(--bg-content-secondary);
    color: var(--font-primary);
}

.sidebar-nav-item.active {
    background: var(--bg-content-secondary);
    color: var(--font-primary);
    font-weight: 500;
}

.sidebar-nav-item i {
    flex-shrink: 0;
    width: 1.25rem;
    min-width: 1.25rem;
    text-align: center;
    font-size: var(--font-size-mdl);
    line-height: 1;
}

.sidebar-nav-item > span:not(.badge):not(.nav-badge):not(.gc-badge-car-number):not(.gc-status-indicator):not(.gc-badge):not([class*="gc-badge-"]) {
    flex: 1;
    min-width: 0;
}

.sidebar-nav-item-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.sidebar-nav-item-disabled:hover {
    background: transparent;
}

.sidebar-nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--accent-link);
    border-radius: 0 2px 2px 0;
    transition: height var(--transition-fast) var(--ease-out);
}

.sidebar-nav-item.active::before {
    height: 20px;
}

.sidebar-nav-group {
    display: flex;
    flex-direction: column;
}

.sidebar-nav-group-title {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--font-secondary);
}

.sidebar-nav-item .badge {
    flex-shrink: 0;
    flex-grow: 0;
}