/* Fondo estilo dark con glow naranja */
.auth-bg{
  background:
    radial-gradient(900px 500px at 18% 10%, rgba(255,106,26,.16), transparent 60%),
    radial-gradient(900px 500px at 90% 0%, rgba(255,138,61,.12), transparent 55%),
    linear-gradient(180deg, var(--app-bg) 0%, #070a0f 100%);
}

/* Card principal */
.card-app{
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 18px 35px rgba(0,0,0,.45);
}

/* Header: glass + línea naranja sutil */
.app-header{
  background:
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.00));
  border-bottom: 1px solid var(--app-border);
  color: var(--app-text);
}

/* Icono */
.app-icon{
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--app-border);
  color: var(--app-primary);
}

/* Badge */
.badge-app{
  background: rgba(255,255,255,.08);
  border: 1px solid var(--app-border);
  color: rgba(229,231,235,.85);
  border-radius: 999px;
  padding: .35rem .6rem;
  font-weight: 700;
}

/* Inputs */
.input-group-text{
  background: rgba(255,255,255,.04);
  border: 1px solid var(--app-border);
  color: rgba(229,231,235,.85);
}

.form-control{
  background: rgba(255,255,255,.04);
  border: 1px solid var(--app-border);
  color: var(--app-text);
}

.form-control::placeholder{
  color: rgba(229,231,235,.40);
}

.form-control:focus{
  border-color: rgba(255,106,26,.55);
  box-shadow: 0 0 0 .25rem rgba(255,106,26,.18);
  background: rgba(255,255,255,.05);
  color: var(--app-text);
}

/* Botón ojo */
.btn-outline-secondary{
  background: rgba(255,255,255,.04);
  border: 1px solid var(--app-border);
  color: rgba(229,231,235,.85);
}

.btn-outline-secondary:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.14);
  color: rgba(229,231,235,.95);
}

/* Botón principal (naranja) */
.btn-app-primary{
  background: linear-gradient(90deg, var(--app-primary), var(--app-primary-2));
  border: 0;
  color: #111827;
  font-weight: 800;
}

.btn-app-primary:hover{
  filter: brightness(1.03);
}

.btn-app-primary:focus{
  box-shadow: 0 0 0 .25rem rgba(255,106,26,.20);
}

/* Alert error adaptada a dark */
.alert-app-danger{
  background: rgba(239,68,68,.12);
  border: 1px solid rgba(239,68,68,.22);
  color: rgba(229,231,235,.92);
}

/* Texto muted (en dark) */
.text-muted{
  color: rgba(229,231,235,.60) !important;
}