body {
    background-color: #f8f9fa;
    font-size: 0.9rem;
}

*:focus {
    outline: none !important;
    box-shadow: none !important;
}

.app-header {
    min-height: 60px;
}

.app-meta {
    min-width: 230px;
}

.list-group-item {
    padding: 0.45rem 0.75rem;
    cursor: pointer;
    user-select: none;
    border-left: none;
    border-right: none;
    border-radius: 0 !important;
}

.list-group-item:hover {
    background-color: #f1f1f1;
}

.list-group-item.active {
    background-color: #e9ecef;
    color: #000;
    border-color: #dee2e6;
    font-weight: 600;
}

.list-group-item.selected {
    background-color: #eef3f8;
}

.list-group-item.active.selected {
    background-color: #e2e8ef;
}

.list-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.item-meta {
    display: inline-block;
    max-width: 45%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.78rem;
}


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

.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 4.8em;
    padding: 0.1rem 0.35rem;
    border: 1px solid #ced4da;
    background: #f8f9fa;
    color: #495057;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    margin-left: auto;
}

.status-ok {
    background: #e9f7ef;
    border-color: #badbcc;
    color: #0f5132;
}

.status-warning {
    background: #fff3cd;
    border-color: #ffecb5;
    color: #664d03;
}

.status-bad {
    background: #f8d7da;
    border-color: #f5c2c7;
    color: #842029;
}

.status-checking {
    background: #cff4fc;
    border-color: #b6effb;
    color: #055160;
}

.status-neutral {
    background: #f1f3f5;
    border-color: #dee2e6;
    color: #495057;
}

.status-progress {
    min-height: 1.25rem;
    color: #6c757d;
}

.status-legend {
    line-height: 1.45;
}

#groupsList, #itemsList {
    max-height: 70vh;
    overflow-y: auto;
}

.form-control, .form-control:focus {
    border-radius: 0;
    box-shadow: none;
    border-color: #ced4da;
}

.btn {
    border-radius: 0;
}

.border {
    border: 1px solid #dee2e6 !important;
}

.form-control-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.col-form-label {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.row > div {
    margin-bottom: 5px;
}

.section-hint {
    line-height: 1.25;
}

.dragging-selected {
    opacity: 0.6;
    background-color: #dbeafe !important;
}

.sortable-drag {
    opacity: 1 !important;
    background-color: #f8f9fa;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.sortable-ghost {
    opacity: 0.5;
    background: #c8ebfb;
}

#itemUrlPreview.disabled {
    color: #adb5bd;
    pointer-events: none;
}

.dropdown-menu {
    max-height: 50vh;
    overflow-y: auto;
}

textarea.form-control-sm {
    min-height: 56px;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

@media (max-width: 992px) {
    .app-header {
        flex-direction: column;
    }

    .app-meta {
        text-align: left !important;
    }
}