body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f8f9fa;
}

.sidebar {
    min-height: calc(100vh - 56px);
    border-right: 1px solid #dee2e6;
}

.sidebar .nav-link {
    color: #495057;
    padding: .5rem 1rem;
    border-radius: 0;
}

.sidebar .nav-link:hover {
    background-color: #e9ecef;
}

.sidebar .nav-link.active {
    color: #0d6efd;
    background-color: #e7f1ff;
    font-weight: 500;
}

.sidebar .nav-link i {
    margin-right: 8px;
    width: 18px;
    text-align: center;
}

.table > :not(caption) > * > * {
    vertical-align: middle;
}

.card {
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
}

.card-header {
    background-color: #f8f9fa;
    font-weight: 500;
}

.badge {
    font-weight: 500;
}

.sortable {
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.sortable i {
    font-size: .75rem;
    margin-left: 4px;
    opacity: .4;
    transition: opacity .15s;
}

.sortable:hover i {
    opacity: .7;
}

.sortable[data-dir] i {
    opacity: 1;
}

code {
    padding: 2px 6px;
    border-radius: 4px;
    background-color: #f0f0f0;
}

@media (max-width: 767px) {
    .sidebar {
        min-height: auto;
    }
}