/* Páginas públicas del panel (registro, login, elegir cuenta): pantalla dividida.
   Izquierda: panel oscuro de marca (logo + qué ofrece Ulá Labs). Derecha: tarjeta clara con el formulario.
   Requiere tokens.css y panel.css (botones, campos, .err, .msg, .opcion-card...). Solo variables var(--...). */

body.publico { background: var(--bg); }
.auth { display: grid; grid-template-columns: minmax(340px, 5fr) 7fr; min-height: 100vh; }

/* ---- Panel de marca (oscuro) ---- */
.auth-marca { position: relative; background: var(--ula-ink-900); color: var(--on-dark); padding: var(--sp-12) clamp(28px, 4vw, 56px); display: flex; flex-direction: column; justify-content: space-between; gap: var(--sp-8); overflow: hidden; }
.auth-marca::before { content: ''; position: absolute; inset: auto -20% -30% auto; width: 520px; height: 520px; background: radial-gradient(closest-side, rgba(0, 232, 213, .16), transparent); pointer-events: none; }
.auth-marca > * { position: relative; }
.auth-logo { display: inline-block; line-height: 0; }
.auth-logo img { height: 48px; width: auto; display: block; }
.auth-marca h2 { font-size: var(--fs-2xl); line-height: 1.15; font-weight: 700; color: #fff; margin: 0 0 var(--sp-3); padding: 0; max-width: 16ch; }
.auth-marca .lema { color: var(--on-dark-muted); font-size: var(--fs-md); max-width: 38ch; margin: 0; }
.auth-prod { margin-top: var(--sp-8); display: grid; gap: var(--sp-5); }
.auth-prod h3 { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ula-cyan); margin: 0 0 var(--sp-3); }
.auth-prod ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--sp-3); }
.auth-prod li { display: flex; gap: var(--sp-3); align-items: flex-start; font-size: var(--fs-sm); color: #D6E4E2; line-height: 1.45; }
.auth-prod li .ico { flex: none; margin-top: 1px; color: var(--ula-cyan); }
.auth-pie-marca { font-size: var(--fs-xs); color: var(--on-dark-muted); }
.auth-pie-marca a { color: var(--on-dark-muted); font-weight: 600; text-decoration: none; }
.auth-pie-marca a:hover { color: var(--ula-cyan); }

/* ---- Lado del formulario (claro) ---- */
.auth-form { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: var(--sp-8) var(--sp-5); }
.auth-card { width: 100%; max-width: 440px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: clamp(24px, 4vw, 40px); }
.auth-card.ancha { max-width: 720px; }
.auth-card h1 { font-size: var(--fs-xl); margin: 0 0 var(--sp-2); }
.auth-card .sub { font-size: var(--fs-sm); color: var(--ink-soft); margin: 0 0 var(--sp-5); line-height: 1.55; }
.auth-card .paso { display: inline-block; font-size: var(--fs-xs); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); margin-bottom: var(--sp-2); }
.auth-card form { margin: 0; }
.auth-card .field + .field { margin-top: var(--sp-4); }
.auth-card .field input, .auth-card .field select, .auth-card .field textarea { width: 100%; }
.auth-card .err, .auth-card .callout { margin: 0 0 var(--sp-4); }
.auth-card .btn-block { margin-top: var(--sp-5); }
.auth-alt { margin: var(--sp-5) 0 0; font-size: var(--fs-sm); color: var(--ink-soft); text-align: center; }
.auth-alt a { font-weight: 600; }
.auth-ok { display: flex; gap: var(--sp-3); align-items: flex-start; background: var(--success-soft); border: 1px solid #BBE9CB; color: #14532D; border-radius: var(--radius-sm); padding: var(--sp-4); font-size: var(--fs-sm); line-height: 1.55; }
.auth-ok .ico { flex: none; margin-top: 2px; }
/* Campo trampa anti-bots: fuera de pantalla, no es para personas. */
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---- Paso 2: formulario del negocio ---- */
.auth-card fieldset { border: 0; margin: 0 0 var(--sp-6); padding: 0; min-width: 0; }
.auth-card legend { font-family: var(--font-display); font-size: var(--fs-md); font-weight: 600; color: var(--ink); padding: 0; margin-bottom: var(--sp-3); }
.auth-card .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-4); }
.auth-card .form-grid .full { grid-column: 1 / -1; }
.productos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--sp-3); }
.productos .opcion-card .cuerpo { height: 100%; padding: var(--sp-4); }
.productos .opcion-card .icono-prod { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--surface-2); color: var(--accent); margin-bottom: var(--sp-3); transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease); }
.productos .opcion-card input:checked + .cuerpo .icono-prod { background: var(--ula-ink-900); color: var(--ula-cyan); }
.productos .opcion-card b { display: block; font-family: var(--font-display); font-size: var(--fs-md); margin-bottom: 2px; }
.productos .opcion-card .nota { margin: 0; }
.productos .opcion-card .nota + .nota { margin-top: var(--sp-2); font-weight: 600; color: var(--accent); }
/* Divulgación progresiva: el nombre del asistente solo aparece con Chatbot o Ambos (lo oculta el script; sin JS siempre se ve). */
.terminos { display: flex; gap: var(--sp-3); align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-soft); line-height: 1.5; margin: var(--sp-5) 0 0; }
.terminos input { margin-top: 3px; flex: none; }
.callout.compacto { margin: var(--sp-3) 0 0; padding: 10px 14px; }

/* ---- Elegir cuenta ---- */
.auth-card .sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
ul.lista-cuentas { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--sp-2); }
ul.lista-cuentas.larga { max-height: min(56vh, 520px); overflow-y: auto; padding: 2px; margin: 0 -2px; }
ul.lista-cuentas li[hidden] { display: none; }
.opcion-cuenta { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3); width: 100%; text-align: left; padding: 12px 14px; border: 1px solid var(--line-strong); background: var(--surface); border-radius: var(--radius-md); font: inherit; font-size: var(--fs-sm); cursor: pointer; color: var(--ink); text-decoration: none; transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease); }
.opcion-cuenta:hover, .opcion-cuenta:focus-visible { border-color: var(--accent); background: var(--accent-soft); }
.opcion-cuenta:disabled { cursor: progress; opacity: .6; }
.opcion-cuenta .nombre { display: block; font-weight: 600; overflow-wrap: anywhere; }
.opcion-cuenta .meta { display: block; font-size: var(--fs-xs); color: var(--ink-soft); margin-top: 2px; }
.opcion-cuenta.actual { border-color: var(--accent); background: var(--accent-soft); cursor: default; }
.conteo-cuentas { font-size: var(--fs-xs); color: var(--ink-soft); margin: var(--sp-2) 2px var(--sp-3); }

@media (max-width: 1000px) {
  .auth { grid-template-columns: 1fr; min-height: 0; }
  .auth-marca { padding: var(--sp-5) var(--sp-5); flex-direction: row; align-items: center; gap: var(--sp-4); }
  .auth-marca::before { display: none; }
  .auth-marca h2, .auth-marca .lema, .auth-prod { display: none; }
  .auth-logo img { height: 36px; }
  .auth-pie-marca { display: none; }
  .auth-form { padding: var(--sp-6) var(--sp-4) var(--sp-8); justify-content: flex-start; }
}
@media (max-width: 640px) {
  .productos { grid-template-columns: 1fr; }
  .productos .opcion-card .cuerpo { display: grid; grid-template-columns: 40px 1fr; column-gap: var(--sp-3); }
  .productos .opcion-card .icono-prod { grid-row: span 3; margin: 0; }
  .auth-card .form-grid { grid-template-columns: 1fr; }
  /* 16 px evita el zoom automático de iOS al enfocar un campo. */
  .auth-card input, .auth-card select, .auth-card textarea { font-size: 16px; }
}

/* Selector de idioma arriba de la tarjeta (partials/selector_idioma.ejs). */
.auth-idioma { display: flex; justify-content: flex-end; width: 100%; max-width: 440px; margin-bottom: var(--sp-3); }
.auth-card.ancha ~ .auth-idioma, .auth-form:has(.auth-card.ancha) .auth-idioma { max-width: 720px; }