.app-shell {
    display: flex;
    min-height: calc(100vh - 56px);
}

.app-sidebar {
    width: 260px;
    min-width: 260px;
    max-width: 260px;
}

.app-main {
    flex: 1;
    min-width: 0;
}

.app-link {
    display: block;
    padding: .55rem .75rem;
    margin: .1rem 0;
    border-radius: .6rem;
    color: #212529;
    text-decoration: none;
}

.app-link:hover {
    background: rgba(13, 110, 253, .08);
    color: #0d6efd;
}

.app-section-title {
    margin-top: .75rem;
    padding: .5rem .75rem;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .03em;
    color: #6c757d;
    text-transform: uppercase;
}

@media (max-width: 991.98px) {
    .app-shell {
        flex-direction: column;
    }

    .app-sidebar {
        width: 100%;
        min-width: 100%;
        max-width: 100%;
    }
}