/* ============================================================================
   Accesso: login, verifica codice, password dimenticata, reimposta password.
   Sistema grafico v2 (contratto in DESIGN.md): token e componenti da
   storehub_ds_v2.css. Pagina a due pannelli: quinta grafite con il marchio e
   pannello carta con il modulo. Su telefono i due pannelli si impilano.
   ============================================================================ */

body.auth-shell{
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  background: var(--app-bg);
  color: var(--app-text);
  font-family: var(--app-font-ui);
}

/* ---- Quinta grafite ----------------------------------------------------- */
.auth-stage{
  background: var(--app-sidebar);
  color: var(--app-sidebar-text);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px 48px;
  min-height: 100vh;
}
.auth-stage__brand{
  display: flex;
  align-items: center;
  gap: 12px;
  color: #f4f5f7;
  text-decoration: none;
}
.auth-stage__brand img{ width: 36px; height: 36px; border-radius: var(--app-radius-sm); display: block; }
.auth-stage__name{ font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.01em; line-height: 1.2; }
.auth-stage__tag{ font-size: var(--fs-sm); color: var(--app-sidebar-muted); margin-top: 2px; }

.auth-stage__claim{ max-width: 34ch; }
.auth-stage__claim h2{
  color: #f4f5f7;
  font-size: var(--fs-2xl);
  font-weight: 600;
  letter-spacing: -.015em;
  line-height: 1.15;
  margin: 0 0 12px;
  text-wrap: balance;
}
.auth-stage__claim p{ color: var(--app-sidebar-text); font-size: var(--fs-md); line-height: 1.5; margin: 0; }

/* Elenco dei moduli: il "banco di regia" in miniatura, una riga per modulo */
.auth-stage__modules{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--app-sidebar-border);
  font-size: var(--fs-sm);
  color: var(--app-sidebar-muted);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 24px;
}
.auth-stage__modules li{ padding: 8px 0; border-bottom: 1px solid var(--app-sidebar-border); }

/* ---- Pannello del modulo ------------------------------------------------ */
.auth-panel{
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}
.auth-card{
  width: 100%;
  max-width: 400px;
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
}
.auth-card__body{ padding: 32px; }

.auth-title{
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.2;
  color: var(--app-heading);
  margin: 0 0 6px;
}
.auth-subtitle{ font-size: var(--fs-md); color: var(--app-text-muted); line-height: 1.5; margin: 0 0 20px; }

.auth-card .form-label{ font-size: var(--fs-sm); font-weight: 500; margin-bottom: 4px; }
.auth-card .form-control{ height: 40px; }
.auth-card .btn{ height: 40px; }
.auth-card .btn-link{ height: auto; }

/* Campo codice OTP: cifre spaziate in monospazio */
.auth-code{
  font-family: var(--app-font-mono);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: .4em;
  text-align: center;
  height: 48px !important;
  padding-left: .4em;
}
.auth-code::placeholder{ letter-spacing: normal; font-family: var(--app-font-ui); font-size: var(--fs-md); font-weight: 400; }

.auth-links{ margin-top: 20px; font-size: var(--fs-md); }
.auth-links a{ color: var(--app-link); font-weight: 500; }
.auth-resend{ margin-top: 12px; }
/* caricamento dei pulsanti di accesso (vedi _auth_busy.html) */
.auth-busy-spinner{ width: 1em; height: 1em; border-width: .15em; margin-right: 8px; vertical-align: -0.125em; }
.auth-busy-hint{ margin: 12px 0 0; font-size: var(--fs-sm); color: var(--app-text-muted); line-height: 1.5; }
.auth-card .btn[aria-busy="true"]{ cursor: progress; opacity: 1; }
@media (prefers-reduced-motion: reduce){ .auth-busy-spinner{ animation-duration: 1.5s; } }
.auth-resend .btn-link{ padding: 0; font-size: var(--fs-md); font-weight: 500; text-decoration: none; }
.auth-resend .btn-link:hover{ text-decoration: underline; }

.auth-footnote{
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--app-border);
  font-size: var(--fs-sm);
  color: var(--app-text-muted);
  line-height: 1.5;
}
.auth-footnote a{ color: var(--app-text-muted); text-decoration: underline; text-underline-offset: 2px; }
.auth-footnote a:hover{ color: var(--app-heading); }

/* "Mostra password" tenendo premuto */
.auth-pw-toggle{
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  color: var(--app-text-muted);
  background: var(--app-surface);
}
.auth-pw-toggle:hover{ color: var(--app-heading); }
.auth-pw-toggle svg{ width: 18px; height: 18px; }

.auth-card details > summary{ cursor: pointer; font-size: var(--fs-sm); color: var(--app-text-muted); }
.auth-card details[open] > summary{ margin-bottom: 8px; }

/* Avviso cookie in basso */
.auth-cookie{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  padding: 16px;
  z-index: 1050;
}
.auth-cookie__box{
  max-width: 720px;
  margin: 0 auto;
  background: var(--app-surface);
  border: 1px solid var(--app-border-strong);
  border-radius: var(--app-radius-md);
  padding: 12px 16px;
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: var(--fs-sm);
  color: var(--app-text-muted);
}
.auth-cookie__box .btn{ flex: 0 0 auto; }

/* ---- Telefono e tablet -------------------------------------------------- */
@media (max-width: 991.98px){
  /* Una colonna: la fascia grafite prende solo la sua altezza, il resto va al pannello */
  body.auth-shell{ grid-template-columns: 1fr; grid-template-rows: auto 1fr; align-content: start; }
  /* iOS ingrandisce la pagina sui campi con testo sotto i 16px: qui restano a 16px */
  .auth-card .form-control{ font-size: 16px; }
  .auth-code{ font-size: 22px; }
  .auth-stage{
    min-height: 0;
    padding: 16px;
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }
  .auth-stage__claim, .auth-stage__modules{ display: none; }
  .auth-stage__brand img{ width: 32px; height: 32px; }
  .auth-panel{ padding: 24px 16px 96px; align-items: flex-start; }
  .auth-card__body{ padding: 24px 20px; }
  .auth-cookie__box{ flex-direction: column; align-items: stretch; }
}