/* ==========================================================================
   Colegio Católico El Redentor — Estilos del panel administrativo
   ========================================================================== */

.admin-body {
  background: var(--color-gris-claro);
  color: var(--color-carbon);
}

.skip-link {
  position: absolute;
  top: -3rem;
  left: 0.5rem;
  z-index: 2000;
  background: var(--color-carbon);
  color: var(--color-blanco);
  padding: 0.6rem 1rem;
  border-radius: 0 0 var(--radio-borde) var(--radio-borde);
}
.skip-link:focus { top: 0; }

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible,
textarea:focus-visible, .page-link:focus-visible {
  outline: 3px solid var(--color-amarillo-oscuro);
  outline-offset: 2px;
}

.admin-topbar {
  background: var(--color-carbon);
  padding: 0.6rem 0;
}
.admin-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-blanco) !important;
  font-weight: 600;
}
.admin-brand img { border-radius: 4px; background: var(--color-blanco); }

.admin-layout {
  display: flex;
  min-height: calc(100vh - 58px);
}

.admin-sidebar {
  width: 240px;
  flex-shrink: 0;
  /* !important necesario: Bootstrap fuerza background-color:transparent!important
     en .offcanvas-lg a partir de 992px de ancho (modo "expandido"), pisando
     cualquier fondo propio con especificidad normal. */
  background: var(--color-carbon) !important;
}
.admin-nav .nav-link {
  color: rgba(255, 255, 255, 0.85);
  padding: 0.75rem 1.25rem;
  border-left: 3px solid transparent;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.admin-nav .nav-link:hover,
.admin-nav .nav-link:focus {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-amarillo);
}
.admin-nav .nav-link.active {
  border-left-color: var(--color-amarillo);
  color: var(--color-amarillo);
  background: rgba(255, 255, 255, 0.06);
  font-weight: 600;
}

.admin-contenido {
  flex-grow: 1;
  min-width: 0;
}
.admin-contenido--login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-caja {
  width: 100%;
  max-width: 380px;
  background: var(--color-blanco);
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-tarjeta);
  padding: 2rem;
}

.admin-tarjeta {
  border: 1px solid var(--color-gris-borde);
  box-shadow: var(--sombra-tarjeta);
}
.admin-tarjeta .card-header {
  background: var(--color-blanco);
  font-weight: 600;
  border-bottom-color: var(--color-gris-borde);
}

.admin-tabla th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-gris-oscuro);
  border-bottom-width: 2px;
}
.admin-miniatura {
  object-fit: cover;
  border-radius: 4px;
  background: var(--color-gris-claro);
}
.admin-vista-previa {
  max-width: 260px;
  max-height: 180px;
  object-fit: cover;
  border-radius: var(--radio-borde);
  border: 1px solid var(--color-gris-borde);
}

.btn-warning {
  color: var(--color-carbon);
  font-weight: 600;
}

@media (max-width: 991.98px) {
  .admin-sidebar { background: var(--color-carbon); }
}