/* Canvas hinter dem Inhalt */
#bg-threads{
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  display: block;
  background: transparent;
}

/* Auth-Seiten: Vollhöhe + mittig, .page-Defaults überschreiben */
body.page.auth{
  min-height: 100dvh;
  display: grid;
  align-items: stretch;        /* statt place-items:center */
  justify-items: center;
  padding: 0 !important;
  background: var(--bg);
}

/* Inhalt vor den Canvas heben */
body.page.auth main,
body.page.auth .auth-shell{ position: relative; z-index: 1; }

/* Mittleres Band */
.auth-shell{
  width: min(var(--auth-width, 760px), 100%);
  min-height: 100dvh;
  display: grid;
  margin: 0 auto;
}

/* Card im Band: volle Breite/Höhe, kein Floating-Look */
.auth-shell .card{
  width: 100% !important;
  max-width: none !important;
  min-height: 100%;
  margin: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: clamp(24px, 4vw, 56px);
  display: grid;
  align-content: center;
  background: var(--card);
}

/* Falls es einen inneren Body gibt */
.auth-shell .card > .card-body{
  min-height: 100%;
  display: grid;
  align-content: center;
}