/* ============================================================================
   Fluxio — Pantallas de cuenta (registro, ingreso, recupero, verificación)
   ----------------------------------------------------------------------------
   Mismo criterio que landing.css: CSS propio, sin depender de clases nuevas de
   Tailwind (el bundle de static/vendor/tailwind.css está precompilado y no
   trae, por ejemplo, ninguna variante `md:` de grilla). Los tokens de color,
   radios y easing vienen de branding.css.
   ========================================================================== */

.auth {
  --auth-naranja-1: #B23A00;
  --auth-naranja-2: #FF6B00;
  --auth-naranja-3: #FFA23D;
  --auth-panel: 40%;                 /* ancho del panel de marca en escritorio */

  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--color-surface);
  color: var(--color-black);
}
.auth *, .auth *::before, .auth *::after { box-sizing: border-box; }

@media (min-width: 1024px) {
  .auth { grid-template-columns: var(--auth-panel) 1fr; }
}

/* ----------------------------------------------------------------------------
   Panel de marca (izquierda en escritorio, franja superior en móvil)
   -------------------------------------------------------------------------- */
.auth-marca {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.5rem;
  padding: 2rem 1.5rem;
  color: #fff;
  background:
    radial-gradient(120% 90% at 15% 5%,  rgba(255, 196, 120, 0.5) 0%, transparent 55%),
    radial-gradient(90% 80% at 90% 20%,  rgba(255, 92, 0, 0.5)    0%, transparent 60%),
    linear-gradient(150deg, var(--auth-naranja-1) 0%, var(--auth-naranja-2) 52%, var(--auth-naranja-3) 100%);
}
@media (min-width: 1024px) {
  /* El panel queda fijo mientras el formulario scrollea con la barra del
     navegador: no agrega una segunda barra, sólo se ancla. */
  .auth-marca {
    padding: 3rem 3rem 2.5rem;
    position: sticky;
    top: 0;
    align-self: start;
    height: 100vh;
  }
}

/* Grilla técnica, igual que en la landing */
.auth-marca::before {
  content: '';
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.13) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 85% 70% at 40% 35%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 85% 70% at 40% 35%, #000 20%, transparent 78%);
}
/* Halo que respira */
.auth-marca::after {
  content: '';
  position: absolute; z-index: -1;
  width: 30rem; height: 30rem;
  bottom: -14rem; right: -10rem;
  border-radius: 50%;
  filter: blur(70px);
  background: radial-gradient(circle, rgba(255, 220, 160, 0.55) 0%, transparent 70%);
  animation: auth-respirar 14s ease-in-out infinite;
  pointer-events: none;
}
@keyframes auth-respirar {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.75; }
  50%      { transform: translate3d(-2.5rem, -1.5rem, 0) scale(1.12); opacity: 1; }
}

.auth-marca a.auth-logo { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; color: inherit; }
.auth-logo-nombre { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; }

.auth-marca h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin: 0 0 0.9rem;
  text-wrap: balance;
}
.auth-marca p.auth-bajada {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.9);
  max-width: 26rem;
}

/* Lista de garantías del panel */
.auth-lista { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.auth-lista li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.9rem; color: rgba(255, 255, 255, 0.94);
  animation: fx-rise var(--dur-3) var(--ease-out) both;
}
.auth-lista li:nth-child(1) { animation-delay: 120ms; }
.auth-lista li:nth-child(2) { animation-delay: 200ms; }
.auth-lista li:nth-child(3) { animation-delay: 280ms; }
.auth-lista svg { flex-shrink: 0; margin-top: 0.15rem; }

.auth-pie-marca { font-size: 0.75rem; color: rgba(255, 255, 255, 0.75); margin: 0; }

/* En móvil el panel es una franja compacta: sin lista ni pie */
@media (max-width: 1023px) {
  .auth-marca { gap: 1.2rem; padding: 1.6rem 1.5rem 1.9rem; }
  .auth-lista, .auth-pie-marca { display: none; }
  .auth-marca h2 { font-size: 1.35rem; margin-bottom: 0.4rem; }
  .auth-marca p.auth-bajada { font-size: 0.88rem; }
}

/* ----------------------------------------------------------------------------
   Columna del formulario
   -------------------------------------------------------------------------- */
.auth-columna {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Barra superior: volver a la landing + acción alternativa */
.auth-barra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid #ECECEA;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}
@media (min-width: 1024px) { .auth-barra { padding-inline: 3rem; } }

/* Enlace "volver": la flecha se corre al pasar el mouse */
.auth-volver {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink-2);
  text-decoration: none;
  padding: 0.4rem 0.2rem;
  transition: color var(--dur-1) ease;
}
.auth-volver svg { transition: transform var(--dur-2) var(--ease-out); }
.auth-volver:hover { color: var(--color-primary-dark); }
.auth-volver:hover svg { transform: translateX(-3px); }

.auth-barra-acciones { display: flex; align-items: center; gap: 0.6rem; }
.auth-barra-acciones .auth-nota {
  font-size: 0.8rem;
  color: #A1A1AA;
  display: none;
}
@media (min-width: 640px) { .auth-barra-acciones .auth-nota { display: inline; } }

/* Cuerpo del formulario */
.auth-cuerpo {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 2.5rem 1.25rem 3.5rem;
}
@media (min-width: 640px) { .auth-cuerpo { padding-inline: 2rem; } }

.auth-caja {
  width: 100%;
  max-width: 34rem;
  animation: fx-rise var(--dur-3) var(--ease-out) both;
}
.auth-caja-angosta { max-width: 25rem; }

.auth-titulo {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 0 0.5rem;
}
.auth-sub {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--color-ink-2);
  margin: 0 0 1.8rem;
}

/* ----------------------------------------------------------------------------
   Formulario: grupos, grilla y campos
   -------------------------------------------------------------------------- */
.auth-grupo { margin-bottom: 1.6rem; }
.auth-grupo-titulo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #A1A1AA;
  margin: 0 0 0.9rem;
}
.auth-grupo-titulo::after {
  content: '';
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, #E4E4E7, transparent);
}
.auth-grupo-titulo .n {
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.5rem; height: 1.5rem;
  border: 1px solid color-mix(in srgb, var(--color-primary) 40%, transparent);
  border-radius: 0.4rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.auth-grilla { display: grid; gap: 0.9rem 1rem; grid-template-columns: 1fr; }
@media (min-width: 560px) { .auth-grilla { grid-template-columns: 1fr 1fr; } }
.auth-campo-ancho { grid-column: 1 / -1; }

.auth-campo label,
.auth-campo > label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #3F3F46;
  margin-bottom: 0.35rem;
}
.auth-campo .helptext,
.auth-campo ul.helptext {
  display: block;
  font-size: 0.72rem;
  line-height: 1.5;
  color: #A1A1AA;
  margin: 0.35rem 0 0;
  padding-left: 1rem;
}
.auth-campo .errorlist { margin-top: 0.3rem; }
/* Los widgets ya traen .campo-texto desde core.forms */
.auth-campo input, .auth-campo select { width: 100%; }

/* ----------------------------------------------------------------------------
   Términos y condiciones
   -------------------------------------------------------------------------- */
.auth-terminos {
  border: 1px solid #E4E4E7;
  border-radius: var(--radius-lg);
  background: #FCFCFB;
  overflow: hidden;
}
.auth-terminos summary {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  transition: background-color var(--dur-1) ease;
}
.auth-terminos summary::-webkit-details-marker { display: none; }
.auth-terminos summary:hover { background: var(--color-primary-soft); }
.auth-terminos summary svg { transition: transform var(--dur-2) var(--ease-out); }
.auth-terminos[open] summary svg { transform: rotate(90deg); }
/* Sin alto máximo ni scroll propio: al desplegarse, el texto crece y se lee
   con la barra del navegador, que es la única de la página. */
.auth-terminos-texto {
  border-top: 1px solid #E4E4E7;
  padding: 0.9rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: #52525B;
  background: #fff;
}

/* Casilla de aceptación destacada */
.auth-acepta {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-top: 0.9rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid #E4E4E7;
  border-radius: var(--radius-md);
  background: #fff;
  transition: border-color var(--dur-1) ease, background-color var(--dur-1) ease;
}
.auth-acepta:hover { border-color: color-mix(in srgb, var(--color-primary) 35%, #E4E4E7); }
.auth-acepta:focus-within {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}
.auth-acepta input[type='checkbox'] {
  width: 1.05rem; height: 1.05rem;
  margin-top: 0.1rem;
  accent-color: var(--color-primary);
  flex-shrink: 0;
  cursor: pointer;
}
.auth-acepta label { font-size: 0.85rem; color: var(--color-black); cursor: pointer; }

/* ----------------------------------------------------------------------------
   Acciones y pie
   -------------------------------------------------------------------------- */
.auth-acciones { display: grid; gap: 0.7rem; margin-top: 1.6rem; }
.auth-acciones .btn-primary,
.auth-acciones .btn-secondary {
  justify-content: center;
  padding: 0.75rem 1.2rem;
  font-size: 0.95rem;
}

.auth-pie {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid #ECECEA;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-ink-2);
}
.auth-pie a { color: var(--color-primary-dark); font-weight: 600; text-decoration: none; }
.auth-pie a:hover { text-decoration: underline; }

/* Errores generales del formulario */
.auth-error {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  border: 1px solid #FECACA;
  border-left-width: 4px;
  background: #FEF2F2;
  color: #991B1B;
  border-radius: var(--radius-md);
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  margin-bottom: 1.2rem;
}
.auth-error ul { margin: 0; padding-left: 1rem; }

@media (prefers-reduced-motion: reduce) {
  .auth-marca::after, .auth-lista li, .auth-caja { animation: none !important; }
}