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

.navbar-brand {
    font-weight: 600;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.table img.img-thumbnail {
    transition: transform 0.2s;
}

.table img.img-thumbnail:hover {
    transform: scale(1.1);
}

.attribute-select {
    transition: border-color 0.3s, box-shadow 0.3s;
}

.attribute-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.table td {
    vertical-align: middle;
}

.progress {
    background-color: #e9ecef;
}

.badge {
    font-weight: 500;
}

.form-select, .form-control {
    border-radius: 0.375rem;
}

.btn {
    border-radius: 0.375rem;
}

.alert {
    border-radius: 0.375rem;
}

.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
}

.list-group-item:last-child {
    border-bottom: none;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
}

.navbar-dark {
    background-color: #343a40 !important;
}

.bg-primary {
    background-color: #0d6efd !important;
}

.bg-success {
    background-color: #198754 !important;
}

.bg-danger {
    background-color: #dc3545 !important;
}

.bg-warning {
    background-color: #ffc107 !important;
    color: #000 !important;
}

.bg-info {
    background-color: #0dcaf0 !important;
    color: #000 !important;
}