:root{ --brand:#0d6efd; --brand-dark:#0b5ed7; }
body{ background:#f6f9ff; }
.card{ border:0; box-shadow:0 2px 6px rgba(0,0,0,.06); }
.table thead th{ background:#e9f2ff; }
.badge-status{ font-size:.8rem; }


.chart-card-body {
    min-height: 180px;
}


/* Sticky footer helpers (minimal, non-invasive) */
html, body { height: 100%; }
.page-wrapper { min-height: 100vh; display:flex; flex-direction:column; }
.site-main { flex: 1 0 auto; }
.app-footer { margin-top: auto; }