:root {
    color-scheme: dark;
    --bs-body-bg: #121212;
    --bs-body-color: #e9ecef;
    --bs-card-bg: #1f1f1f;
    --bs-card-border-color: #2a2a2a;
}
body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}
.card, .table {
    background-color: var(--bs-card-bg) !important;
    border-color: var(--bs-card-border-color) !important;
}
.table th, .table td {
    border-color: #2a2a2a;
}
.table-responsive {
    overflow-x: auto;
}
button[disabled] {
    opacity: 0.75;
}
.form-text.status-feedback {
    min-height: 1.25rem;
}
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1rem;
    }
    .breadcrumb {
        font-size: 0.9rem;
    }
}