body {
  overscroll-behavior-y: contain;
}

#barra-carga {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 2000;
  overflow: hidden;
}

#barra-carga::after {
  content: '';
  display: block;
  height: 100%;
  width: 40%;
  background: #0d6efd;
  animation: barra-carga-mover 1s ease-in-out infinite;
}

@keyframes barra-carga-mover {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.bottom-nav {
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
  padding: 4px 0;
}

.nav-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 12px;
  border-radius: 12px;
  color: #6c757d;
  font-size: 0.72rem;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.nav-tab i {
  font-size: 1.25rem;
  line-height: 1;
}

.nav-tab.active {
  color: #0d6efd;
  font-weight: 600;
  background-color: rgba(13, 110, 253, 0.1);
}

.nav-tab[data-seccion="dashboard"] i { color: var(--bs-primary); }
.nav-tab[data-seccion="movimientos"] i { color: var(--bs-success); }
.nav-tab[data-seccion="vehiculos"] i { color: var(--bs-orange); }
.nav-tab[data-seccion="propietarios"] i { color: var(--bs-purple); }
.nav-tab[data-seccion="otros-viajes"] i { color: var(--bs-teal); }
.nav-tab[data-seccion="cuenta"] i { color: var(--bs-pink); }
.nav-tab[data-seccion="reportes"] i { color: var(--bs-indigo); }

.modal-header {
  background-color: #615c5c;
  color: #fff;
}

.chart-wrapper {
  position: relative;
  height: 220px;
}

.tabla-informe-gastos th:first-child,
.tabla-informe-gastos td:first-child {
  position: sticky;
  left: 0;
  background: #fff;
  z-index: 1;
}