/* Paginas de login y administracion. */
.barra {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  padding: 0.7rem 1.5rem;
  background: var(--tinta);
  color: var(--papel);
}
.barra a { color: var(--papel); }
.barra-marca { font-size: 1.2rem; font-weight: 600; text-decoration: none; }
.barra-nav { display: flex; gap: 1.25rem; flex: 1 1 auto; }
.barra-nav a { text-decoration: none; padding: 0.15rem 0; border-bottom: 2px solid transparent; }
.barra-nav a:hover { border-bottom-color: #7fb0ac; }
.barra-nav a[aria-current="page"] { border-bottom-color: var(--papel); font-weight: 600; }
.barra-salir { display: flex; align-items: baseline; gap: 0.75rem; margin: 0 0 0 auto; }
.barra-salir .boton-texto { color: var(--papel); }

.caja {
  max-width: 68rem;
  margin: 1.5rem auto;
  padding: 0 1.5rem 3rem;
}
.caja-angosta { max-width: 24rem; }
.caja-media { max-width: 46rem; }

.caja h1 { font-size: 1.75rem; margin: 0.5rem 0 0.75rem; }
.caja h2 { font-size: 1.2rem; margin: 2rem 0 0.75rem; }

.ayuda { color: var(--tinta-suave); margin: 0.25rem 0 0.75rem; max-width: 62ch; }

.aviso { padding: 0.65rem 0.9rem; border-radius: var(--radio); border-left: 4px solid; margin: 0 0 1rem; }
.aviso-ok { background: #e6ecd6; border-color: var(--junco); }
.aviso-error { background: var(--alerta-clara); border-color: var(--alerta); }

/* ---------------------------------------------------------------- formularios */
.tarjeta {
  background: var(--papel);
  border: 1px solid var(--linea);
  border-radius: var(--radio);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.tarjeta > h2:first-child { margin-top: 0; }

.formulario { display: grid; gap: 0.35rem; }
.formulario label, .campo > label, .campo > span.rotulo { font-weight: 600; margin-top: 0.6rem; display: block; }
.formulario .boton { justify-self: start; margin-top: 1rem; }

input[type="text"], input[type="password"], input[type="number"], select, textarea {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid #9fb5b3;
  border-radius: var(--radio);
  background: var(--papel);
}
textarea { min-height: 4.5rem; resize: vertical; }
input[type="file"] { max-width: 100%; }
input[type="color"] { width: 3.5rem; height: 2.4rem; padding: 0.15rem; border: 1px solid #9fb5b3; border-radius: var(--radio); background: var(--papel); }
input[type="range"] { width: 100%; accent-color: var(--agua); }

.grilla { display: grid; gap: 0.25rem 1.25rem; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); align-items: start; }
.grilla-estilo { grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); }
.campo small, .formulario small { display: block; color: var(--tinta-suave); font-size: 0.875rem; margin-top: 0.2rem; }
.campo-ancho { grid-column: 1 / -1; }

.opcion { display: flex; gap: 0.5rem; align-items: baseline; font-weight: 400; margin-top: 0.35rem; }
.opcion input { flex: none; accent-color: var(--agua); }
.opciones-campos { display: grid; grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr)); gap: 0 1rem; margin: 0.4rem 0 0 1.6rem; }

fieldset { border: 0; padding: 0; margin: 0.6rem 0 0; min-width: 0; }
legend { font-weight: 600; padding: 0; }

.acciones { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; margin-top: 1.25rem; }

/* ---------------------------------------------------------------- tablas */
.tabla-marco { overflow-x: auto; background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); }
.tabla { width: 100%; border-collapse: collapse; }
.tabla th, .tabla td { padding: 0.6rem 0.9rem; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--linea); }
.tabla thead th { font-size: 0.875rem; font-weight: 600; color: var(--tinta-suave); background: var(--niebla); white-space: nowrap; }
.tabla tbody tr:last-child td { border-bottom: 0; }
.tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
.tabla .fino { white-space: nowrap; }
.tabla form { margin: 0; display: inline; }
.tabla-vacia { padding: 1.5rem; color: var(--tinta-suave); }
.inactivo td { color: var(--tinta-suave); }

.muestra { display: inline-block; width: 1rem; height: 1rem; border-radius: 3px; vertical-align: -0.15em; margin-right: 0.4rem; border: 1px solid rgba(18, 52, 59, 0.25); }

.en-linea { display: flex; gap: 0.5rem; align-items: center; }
.en-linea input[type="password"] { width: 12rem; }

@media (max-width: 600px) {
  .barra { padding: 0.7rem 1rem; }
  .caja { padding: 0 1rem 2rem; }
}

/* Ajustes finos */
.tarjeta h2:first-of-type { margin-top: 0; }
.campo > label.opcion { font-weight: 400; margin-top: 0.35rem; }
legend.ayuda { font-weight: 400; }
.caja h1 .muestra { vertical-align: -0.05em; }