/* ============================================================
   admin.css — vista del admin (dashboard + materiales + usuarios + IO)
   ============================================================ */

.admin-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.admin-kpi {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--highlight);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.admin-kpi.warn { border-top-color: var(--warning); }
.admin-kpi.danger { border-top-color: var(--danger); }
.admin-kpi.build { border-top-color: var(--warning); }
.admin-kpi .label {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 600;
}
.admin-kpi .value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}
.admin-kpi .value.small {
  font-size: 1.3rem;
}
.admin-kpi .sub {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 4px;
}

.admin-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.admin-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
@media (max-width: 900px) {
  .admin-grid,
  .admin-grid-3 {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.chart-card h3 {
  font-size: 0.95rem;
  margin-bottom: 14px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Barras horizontales (Top materiales) */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
}
.bar-row .label {
  width: 110px;
  flex-shrink: 0;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bar-row .bar-track {
  flex: 1;
  height: 18px;
  background: var(--bg-2);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.bar-row .bar-fill {
  height: 100%;
  background: var(--highlight);
  border-radius: 4px;
  transition: width 0.4s ease-out;
}
.bar-row.warn .bar-fill { background: var(--warning); }
.bar-row.danger .bar-fill { background: var(--danger); }
.bar-row .bar-val {
  width: 50px;
  flex-shrink: 0;
  text-align: right;
  font-weight: 600;
  color: var(--muted);
}
.bar-row.empty-state {
  color: var(--muted);
  font-style: italic;
  justify-content: center;
  padding: 20px 0;
}

/* Barras verticales (órdenes por día) */
.vbar-chart {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: 8px;
  height: 180px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
/* Aviso de semana sin órdenes, centrado sobre las columnas vacías. */
.vbar-vacio {
  position: absolute;
  inset: 0 0 26px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
  pointer-events: none;
}
.vbar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 0;
}
/* Barra APILADA: el track es una columna alineada abajo. Antes era
   `flex-direction: row` (el default), así que los dos segmentos —pendiente y
   entregado— se dibujaban uno AL LADO del otro, cada uno al 70% de ancho, y
   el gráfico quedaba con barras aplastadas en vez de apiladas. */
.vbar-col .vbar-track {
  width: 100%;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
}
.vbar-col .vbar {
  width: 70%;
  max-width: 32px;
  background: var(--highlight);
  min-height: 0;
  flex-shrink: 0;
  transition: height 0.4s ease-out;
}
/* Solo el segmento de más arriba lleva las esquinas redondeadas. */
.vbar-col .vbar-track > .vbar:first-child {
  border-radius: 4px 4px 0 0;
}
.vbar-col .vbar.entregado {
  background: var(--success);
}
.vbar-col .vbar.pendiente {
  background: var(--warning);
}
/* Total del día, encima de la barra. Estático (no absolute): iba con
   `position: absolute; top: -18px` contra un ancestro que no era su
   contenedor de referencia, y además nunca se llegaba a renderizar. */
.vbar-col .vbar-val {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  line-height: 1;
  min-height: 0.9em;
  flex-shrink: 0;
}
.vbar-col .vbar-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-align: center;
  white-space: nowrap;
}

.legend {
  display: flex;
  gap: 14px;
  margin-top: 10px;
  font-size: 0.78rem;
  color: var(--muted);
  justify-content: center;
}
.legend .dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 4px;
  vertical-align: middle;
}

/* Alertas */
.alerts-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.alert-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--danger) 15%, transparent);
  border-left: 3px solid var(--danger);
  border-radius: 4px;
  font-size: 0.88rem;
}
.alert-item .name {
  flex: 1;
  font-weight: 600;
}
.alert-item .qty {
  color: var(--muted);
}
.alert-item .chip {
  background: var(--danger);
  color: #fff;
}

/* ---------- Modelos IO (Investigación de Operaciones) ---------- */
.io-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.io-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.io-card .header {
  display: flex;
  align-items: center;
  gap: 8px;
}
.io-card .header .name {
  font-weight: 700;
  flex: 1;
}
.semaforo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}
.semaforo-dot.verde { background: var(--success); }
.semaforo-dot.amarillo { background: var(--warning); }
.semaforo-dot.rojo { background: var(--danger); }
.io-card .metrics {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  font-size: 0.85rem;
}
.io-card .metric-label {
  color: var(--muted);
}
.io-card .metric-value {
  font-weight: 600;
  text-align: right;
}
.io-card .recomendacion {
  font-size: 0.85rem;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--bg-2);
}
.io-card .params-form {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.io-card .params-form input {
  min-height: 36px;
  font-size: 0.8rem;
  width: 90px;
  flex: 1;
}

/* ---------- Sidebar lateral de pestañas ---------- */

.admin-layout {
  display: flex;
  flex-direction: row;
  gap: 16px;
}

.admin-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  align-self: flex-start;
  width: 200px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 12px;
  flex-shrink: 0;
}

.admin-sidebar.hidden {
  width: 0;
  padding: 12px 0;
}

.admin-sidebar-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.2s;
}

.admin-sidebar-toggle:hover {
  color: var(--text);
}

.admin-tab-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 8px;
}

.admin-tab-item {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
  text-decoration: none;
}

.admin-tab-item:hover {
  background: var(--bg-2);
  color: var(--text);
}

.admin-tab-item.active {
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
}

.admin-content {
  flex: 1;
  min-width: 0;
}

@media (max-width: 900px) {
  .admin-layout {
    flex-direction: column;
  }
  
  .admin-sidebar {
    position: relative;
    width: auto;
    display: flex;
    flex-direction: row;
    padding: 8px;
    border-radius: var(--radius);
    margin-bottom: 16px;
  }
  
  .admin-sidebar.hidden {
    width: auto;
  }
  
  .admin-tab-list {
    display: none;
  }
  
  .admin-sidebar-toggle[aria-expanded="true"] + .admin-tab-list {
    display: flex;
    position: absolute;
    top: 50px;
    left: 0;
    width: 220px;
    flex-direction: column;
    padding: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 50;
  }
}

/* V1 / issue #8 — seleccionador rápido de cuadrilla (modal de Usuarios). */
.cuadrilla-filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cuadrilla-filtros .btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.cuadrilla-lista {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 46vh;
  overflow-y: auto;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.cuadrilla-fila {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.cuadrilla-fila:hover {
  background: var(--bg-2);
}

.cuadrilla-fila input[type="checkbox"] {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.cuadrilla-datos {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.cuadrilla-nombre {
  font-weight: 600;
}

.cuadrilla-meta {
  color: var(--muted);
  font-size: 0.8rem;
}

.cuadrilla-fila .chip {
  flex: 0 0 auto;
  margin-left: auto;
}

.cuadrilla-pie {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.cuadrilla-resumen {
  color: var(--muted);
  font-size: 0.85rem;
}

.cuadrilla-vacio {
  margin: 0;
  padding: 10px;
  color: var(--muted);
  text-align: center;
}