body {
    background-color: #f8f9fa;
    padding-top: 20px;
}

.card {
    border-radius: 10px;
    overflow: hidden;
}

.card-header {
    font-weight: 600;
}

.table th {
    font-weight: 600;
}

#resultsSection {
    display: none;
}

.accordion-button:not(.collapsed) {
    background-color: rgba(13, 110, 253, 0.1);
    color: #0d6efd;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(0,0,0,.125);
}

.modal-header {
    border-bottom: none;
}

.navbar-brand img {
    filter: brightness(0) invert(1);
}