:root {
  --ns-verde: #1f6f43;
  --ns-verde-oscuro: #17543a;
  --ns-verde-claro: #e8f3ec;
  --ns-fondo: #f5f6f4;
  --ns-borde: #dfe3dc;
  --bs-primary: #1f6f43;
  --bs-primary-rgb: 31, 111, 67;
  --bs-link-color: #1f6f43;
  --bs-link-color-rgb: 31, 111, 67;
  --bs-link-hover-color: #17543a;
}
body { background: var(--ns-fondo); font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.btn-primary { --bs-btn-bg: var(--ns-verde); --bs-btn-border-color: var(--ns-verde); --bs-btn-hover-bg: var(--ns-verde-oscuro);
  --bs-btn-hover-border-color: var(--ns-verde-oscuro); --bs-btn-active-bg: var(--ns-verde-oscuro); --bs-btn-disabled-bg: var(--ns-verde); }
.btn-outline-primary { --bs-btn-color: var(--ns-verde); --bs-btn-border-color: var(--ns-verde); --bs-btn-hover-bg: var(--ns-verde);
  --bs-btn-hover-border-color: var(--ns-verde); --bs-btn-active-bg: var(--ns-verde-oscuro); }
.text-primary { color: var(--ns-verde) !important; }
.bg-primary { background-color: var(--ns-verde) !important; }
.form-check-input:checked { background-color: var(--ns-verde); border-color: var(--ns-verde); }
.nav-pills .nav-link.active { background: var(--ns-verde); }

/* Barra lateral */
.ns-sidebar { width: 240px; min-height: 100vh; background: #fff; border-right: 1px solid var(--ns-borde); position: sticky; top: 0; }
.ns-sidebar .marca { padding: 1rem 1.1rem; border-bottom: 1px solid var(--ns-borde); }
.ns-sidebar .marca b { color: var(--ns-verde); letter-spacing: .02em; }
.ns-sidebar .nav-link { color: #333; border-radius: .45rem; padding: .45rem .75rem; margin: 1px .5rem; display: flex; gap: .55rem; align-items: center; }
.ns-sidebar .nav-link:hover { background: var(--ns-verde-claro); }
.ns-sidebar .nav-link.active { background: var(--ns-verde); color: #fff; }
.ns-sidebar .seccion { font-size: .72rem; text-transform: uppercase; color: #8a8f87; margin: 1rem 1.25rem .25rem; letter-spacing: .06em; }
.ns-main { min-width: 0; }
.ns-topbar { background: #fff; border-bottom: 1px solid var(--ns-borde); }
@media (max-width: 991.98px) { .ns-sidebar { display: none; } }

.card { border-color: var(--ns-borde); }
.card-header { background: #fff; font-weight: 600; }
.table thead th { background: #f0f3ef; font-size: .82rem; text-transform: uppercase; letter-spacing: .02em; color: #4a5047; white-space: nowrap; }
.table-sm td, .table-sm th { padding: .35rem .5rem; }
.tabla-nomina input { min-width: 92px; text-align: right; }
.tabla-nomina td, .tabla-nomina th { white-space: nowrap; }
.tabla-nomina .ajustado { background: #fff4d6 !important; }
.tabla-nomina tfoot td { font-weight: 700; background: #f0f3ef; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.tarjeta-kpi .valor { font-size: 1.8rem; font-weight: 600; line-height: 1.1; }
.alerta-item { border-left: 4px solid; }
.alerta-critica { border-left-color: #d03b3b; }
.alerta-advertencia { border-left-color: #e6a100; }
.alerta-info { border-left-color: #2a78d6; }
.badge-si { background: #dff3e5; color: #135c2f; }
.badge-no { background: #fbe1e1; color: #8e1f1f; }
.badge-pendiente { background: #fff1cc; color: #7a5600; }
.badge-na { background: #eceeea; color: #555; }
.filas-dinamicas td { vertical-align: top; }
.filas-dinamicas input, .filas-dinamicas select { min-width: 80px; }
.aviso-aproximado { font-size: .85rem; }
.small-muted { font-size: .82rem; color: #6c7268; }
textarea { min-height: 2.4rem; }

/* Gráficos */
.viz-root { --surface-1: #fcfcfb; --text-primary: #0b0b0b; --text-secondary: #52514e; --muted: #898781; --grid: #e1e0d9; --axis: #c3c2b7; }
.grafico { position: relative; height: 320px; }
.grafico.alto { height: 420px; }

/* Impresión */
@media print {
  .ns-sidebar, .ns-topbar, .no-print, .btn, form.no-print { display: none !important; }
  body { background: #fff; }
  .card { border: none; }
  .desprendible { page-break-inside: avoid; }
}