body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.upload-area {
    border: 2px dashed #dee2e6;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: #f8f9fa;
}

.upload-area:hover {
    border-color: #0d6efd;
    background-color: #e7f1ff;
}

.upload-area.drag-over {
    border-color: #0d6efd;
    background-color: #e7f1ff;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.card {
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

.badge {
    font-weight: 500;
}

.sticky-top {
    position: sticky;
    top: 0;
    z-index: 10;
}

.btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
}

.alert {
    border-left-width: 4px;
}

.alert-success {
    border-left-color: #198754;
}

.alert-danger {
    border-left-color: #dc3545;
}

.alert-warning {
    border-left-color: #ffc107;
}

.alert-info {
    border-left-color: #0dcaf0;
}

#queryResult .alert {
    white-space: pre-wrap;
}

@media print {
    .no-print {
        display: none !important;
    }
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

.table-responsive {
    scrollbar-width: thin;
}

.table-responsive::-webkit-scrollbar {
    height: 8px;
    width: 8px;
}

.table-responsive::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}