/* ============================================================
   NIVORA v2 — Preregistro
   ------------------------------------------------------------
   La mecánica vive en assets/js/form.js (SIN cambios). Aquí
   solo se dibujan los estados que ese archivo ya produce:
   .has-error · .is-valid · .is-checked · .is-focus ·
   form.is-sending · .loader · .country-panel · .dialog-backdrop
   · #success-block.is-in
   ============================================================ */

.on-light { color: var(--on-light); color-scheme: light; }

.signup {
  position: relative;
  padding-block: calc(var(--section-y) * 0.8) var(--section-y);
}

.signup__grid { display: grid; gap: var(--s-8); }
@media (min-width: 1000px) {
  .signup__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    column-gap: var(--s-12);
    align-items: start;
  }
  .signup__head { position: sticky; top: calc(64px + var(--s-8)); }
}

.signup__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: var(--lh-head);
  letter-spacing: var(--track-display);
  max-width: 9em;
}
.signup__sub {
  margin-top: var(--s-3);
  font-size: var(--fs-lead);
  color: var(--on-light-muted);
  max-width: 26rem;
}

/* La placa del formulario: un plano marfil alineado a la retícula.
   No es una tarjeta (sin borde, sin sombra, sin radio): tapa el
   material para que nada se mueva detrás de lo que se escribe. */
.form {
  position: relative;
  background: var(--ivory);
  padding: var(--s-4) 0;
  display: grid;
  gap: var(--s-4);
}
@media (max-width: 599px) {
  .form { padding: var(--s-3) var(--gutter); margin-inline: calc(-1 * var(--gutter)); }
}
@media (min-width: 600px) {
  /* La placa respira hacia fuera, pero nunca más allá del gutter */
  .form { padding: var(--s-6); margin-inline: calc(-1 * min(var(--s-6), var(--gutter) - 8px)); }
}

/* Honeypot (igual que v1) */
.hp {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ── Campo ──────────────────────────────────────────────── */
.field { display: grid; gap: 8px; }
.field__label,
.fieldset__legend {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--on-light);
}
.field__optional { font-weight: 400; color: var(--on-light-faint); }

.field__control { position: relative; display: block; }
/* La línea del campo se «construye» desde la izquierda al enfocar */
.field__control::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 140ms var(--ease-out);        /* salida rápida */
}
.field__control:focus-within::after { transform: scaleX(1); transition-duration: 240ms; }

.input {
  display: block;
  width: 100%;
  min-height: 52px;
  padding: 12px 36px 12px 0;
  border: 0;
  border-bottom: 1px solid var(--control-line);
  border-radius: 0;
  background: transparent;
  font-size: 1.125rem;           /* ≥16px: iOS no hace zoom */
  color: var(--on-light);
  appearance: none;
  -webkit-appearance: none;
  transition: border-color var(--dur-micro) ease;
}
.input:focus { outline: none; }
.input:focus-visible { outline: none; }  /* el foco lo dibuja la línea azul de 2px */
textarea.input { resize: none; line-height: 1.5; min-height: 84px; }
@media (hover: hover) and (pointer: fine) {
  .input:hover { border-bottom-color: var(--on-light); }
}

/* Marca de válido: un arco pequeño (la forma de la marca), no un check */
.field__ok {
  position: absolute;
  right: 4px; top: 50%;
  width: 14px; height: 8px;
  margin-top: -6px;
  border: 1.5px solid var(--blue);
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  opacity: 0;
  transform: translateY(4px) scale(0.9);
  transition: opacity var(--dur-micro) ease-out, transform var(--dur-ui) var(--ease-out);
}
.field.is-valid .field__ok { opacity: 1; transform: none; }

.field__help,
.field__error,
.field__suggest { font-size: var(--fs-micro); line-height: 1.45; }
.field__help { color: var(--on-light-muted); }
.field__error { color: var(--danger); font-weight: 500; }
.field__error:empty { display: none; }
/* El error y la sugerencia aparecen, no saltan */
.field__error, .field__suggest, .form__error-summary {
  transition: opacity 180ms ease-out, translate 180ms var(--ease-out);
}
@starting-style { .field__error, .field__suggest, .form__error-summary { opacity: 0; translate: 0 -4px; } }
.field__suggest { color: var(--on-light-muted); }
.field__suggest button {
  background: none; border: 0; padding: 0;
  color: var(--blue); font-weight: 600; font-size: inherit;
  text-decoration: underline; text-underline-offset: 3px;
}

.field.has-error .input { border-bottom-color: var(--danger); }
.field.has-error .field__control::after { background: var(--danger); }
.field.has-error .field__help { display: none; }
html.motion-ok .field.has-error .input { animation: nudge 280ms var(--ease-in-out); }
@keyframes nudge { 30% { transform: translateX(-4px); } 60% { transform: translateX(3px); } }

/* ── WhatsApp ───────────────────────────────────────────── */
.phone { display: flex; align-items: stretch; gap: var(--s-2); }
.phone__number { flex: 1; min-width: 0; }
.phone__dial {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 12px 0 0;
  border: 0;
  border-bottom: 1px solid var(--control-line);
  background: transparent;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--on-light);
  transition: border-color var(--dur-micro) ease, transform var(--dur-press) var(--ease-out);
}
.phone__dial:active { transform: scale(0.97); }
.phone__dial:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.caret {
  width: 7px; height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
}
.field.has-error .phone__dial { border-bottom-color: var(--danger); }

/* ── ¿Dónde estás hoy? ─────────────────────────────────── */
.fieldset { display: grid; gap: var(--s-2); }
.levels { display: grid; gap: 0; border-top: 1px solid var(--rule-light); }
.level {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 56px;
  padding: 10px 4px;
  border-bottom: 1px solid var(--rule-light);
  cursor: pointer;
  transition: background-color var(--dur-micro) ease;
}
.level input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.level__text { font-size: 1.0625rem; transition: transform var(--dur-ui) var(--ease-out); }

/* Indicador: una placa que voltea a azul (el material del sitio) */
.level__arch {
  position: relative;
  flex: none;
  width: 18px; height: 20px;
  perspective: 80px;
}
.level__arch::before,
.level__arch::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 9px 9px 0 0;            /* un arco: elección única (el checkbox es cuadrado) */
  backface-visibility: hidden;
  transition: transform 300ms var(--ease-in-out);
}
.level__arch::before { box-shadow: inset 0 0 0 1.5px var(--control-line); }
.level__arch::after  { background: var(--blue); transform: rotateX(-180deg); }
.level.is-checked .level__arch::before { transform: rotateX(180deg); }
.level.is-checked .level__arch::after  { transform: rotateX(0deg); }
.level.is-checked .level__text { transform: translateX(4px); }
.level.is-focus { outline: 2px solid var(--blue); outline-offset: -2px; }
@media (hover: hover) and (pointer: fine) {
  .level:hover { background: color-mix(in srgb, var(--blue) 5%, transparent); }
}
.fieldset.has-error .levels { border-top-color: var(--danger); }

/* ── Consentimiento ────────────────────────────────────── */
.consent {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--s-2);
  cursor: pointer;
}
.consent input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.consent__box {
  position: relative;
  flex: none;
  width: 22px; height: 22px;
  margin-top: 1px;
  box-shadow: inset 0 0 0 1.5px var(--control-line);
  background: var(--ivory);
  transition: background-color var(--dur-micro) ease, box-shadow var(--dur-micro) ease;
}
.consent__box::after {
  content: "";
  position: absolute;
  left: 7px; top: 3px;
  width: 6px; height: 11px;
  border-right: 2px solid var(--ivory);
  border-bottom: 2px solid var(--ivory);
  transform: rotate(45deg) scale(0.6);
  opacity: 0;
  transition: transform var(--dur-micro) var(--ease-out), opacity 120ms ease;
}
.consent input:checked ~ .consent__box { background: var(--blue); box-shadow: none; }
.consent input:checked ~ .consent__box::after { transform: rotate(45deg) scale(1); opacity: 1; }
.consent input:focus-visible ~ .consent__box { outline: 2px solid var(--blue); outline-offset: 3px; }
.consent__text { font-size: var(--fs-small); line-height: 1.5; color: var(--on-light-muted); }
.consent__text a { color: var(--blue); font-weight: 500; }
.consent.has-error .consent__box { box-shadow: inset 0 0 0 1.5px var(--danger); }

/* ── Envío ─────────────────────────────────────────────── */
.form__error-summary {
  padding: 14px 16px;
  background: color-mix(in srgb, var(--danger) 7%, var(--ivory));
  color: var(--danger);
  font-size: var(--fs-small);
  font-weight: 500;
}
.form__error-summary:empty { display: none; }
.form__error-summary a { color: inherit; }

.form__submit { margin-top: var(--s-1); }
.form__note { font-size: var(--fs-micro); color: var(--on-light-muted); }

/* Cargando: tres placas que voltean en secuencia (form.js inserta .loader) */
.loader {
  position: relative;
  width: 30px; height: 12px;
  background:
    linear-gradient(var(--ivory), var(--ivory)) 0 50% / 8px 10px no-repeat,
    linear-gradient(var(--ivory), var(--ivory)) 11px 50% / 8px 10px no-repeat,
    linear-gradient(var(--ivory), var(--ivory)) 22px 50% / 8px 10px no-repeat;
  animation: flaps 900ms var(--ease-in-out) infinite;
  transition: opacity 160ms ease-out;
}
@starting-style { .loader { opacity: 0; } }
html:not(.motion-ok) .loader { animation: none; }
@keyframes flaps {
  0%   { background-size: 8px 10px, 8px 10px, 8px 10px; }
  20%  { background-size: 8px 1px, 8px 10px, 8px 10px; }
  40%  { background-size: 8px 10px, 8px 1px, 8px 10px; }
  60%  { background-size: 8px 10px, 8px 10px, 8px 1px; }
  80%  { background-size: 8px 10px, 8px 10px, 8px 10px; }
}
.form.is-sending .btn--primary { background: var(--blue-deep); cursor: progress; }

/* ── Selector de país (creado por form.js) ─────────────── */
.dialog-backdrop {
  position: fixed; inset: 0;
  z-index: var(--z-dialog);
  background: color-mix(in srgb, var(--ink) 46%, transparent);
  opacity: 1;
  transition: opacity var(--dur-ui) ease;
}
@starting-style { .dialog-backdrop { opacity: 0; } }

.country-panel {
  position: fixed;
  z-index: calc(var(--z-dialog) + 1);
  left: 0; right: 0; bottom: 0;
  max-height: 78svh;
  display: flex; flex-direction: column;
  background: var(--ivory);
  color: var(--on-light);
  color-scheme: light;
  box-shadow: 0 -18px 50px color-mix(in srgb, var(--ink) 28%, transparent);
  padding-bottom: env(safe-area-inset-bottom);
  transform: none;
  transition: transform var(--dur-ui) var(--ease-drawer);
}
@starting-style { .country-panel { transform: translateY(100%); } }
@media (min-width: 640px) {
  .country-panel {
    left: 50%; bottom: auto; top: 50%;
    width: min(26rem, 92vw);
    max-height: 70vh;
    transform: translate(-50%, -50%);
    opacity: 1;
    transition: transform var(--dur-ui) var(--ease-out), opacity 180ms ease-out;
    box-shadow: 0 24px 60px color-mix(in srgb, var(--ink) 30%, transparent);
  }
  @starting-style { .country-panel { transform: translate(-50%, -48%) scale(0.97); opacity: 0; } }
}
.country-panel__head { padding: var(--s-3) var(--s-3) var(--s-2); border-bottom: 1px solid var(--rule-light); }
.country-panel__title { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; margin-bottom: var(--s-2); }
.country-panel__search {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 0;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--black-brand) 26%, transparent);
  background: var(--ivory);
  font-size: 1rem;
  border-radius: 0;
}
.country-panel__search:focus-visible { outline: 2px solid var(--blue); outline-offset: 0; }
.country-panel__search::placeholder { color: var(--on-light-muted); opacity: 1; }
.country-panel__list { overflow-y: auto; overscroll-behavior: contain; padding: 6px 0; }
.country-opt {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 48px;
  padding: 8px var(--s-3);
  border: 0;
  background: transparent;
  text-align: left;
  font-size: 1rem;
  color: var(--on-light);
}
.country-opt[aria-selected="true"] { background: color-mix(in srgb, var(--blue) 9%, transparent); font-weight: 600; }
.country-opt:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
.country-opt__dial { color: var(--on-light-muted); font-variant-numeric: tabular-nums; }
@media (hover: hover) and (pointer: fine) {
  .country-opt:hover { background: color-mix(in srgb, var(--blue) 6%, transparent); }
}

/* ── Confirmación ──────────────────────────────────────── */
.success {
  max-width: 46rem;
  padding-block: var(--s-8);
  outline: none;
}
.success__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  line-height: var(--lh-head);
  letter-spacing: var(--track-display);
  max-width: 11em;
}
.success__body { margin-top: var(--s-4); font-size: var(--fs-lead); color: var(--on-light-muted); max-width: 34rem; }
.success__body strong { color: var(--on-light); font-weight: 600; overflow-wrap: anywhere; }
.success__steps {
  margin-top: var(--s-8);
  display: grid;
  gap: var(--s-6);
  border-top: 1px solid var(--rule-light);
  padding-top: var(--s-4);
}
@media (min-width: 700px) { .success__steps { grid-template-columns: 1fr 1fr; gap: var(--s-8); } }
.success__label { font-weight: 600; }
.success__note { margin-top: 6px; color: var(--on-light-muted); }
.success__share { margin-top: var(--s-2); }

html.motion-ok .success.is-in > * {
  animation: success-in 900ms var(--ease-out) both;
}
html.motion-ok .success.is-in > :nth-child(1) { animation-delay: 380ms; }
html.motion-ok .success.is-in > :nth-child(2) { animation-delay: 500ms; }
html.motion-ok .success.is-in > :nth-child(3) { animation-delay: 640ms; }
@keyframes success-in {
  from { opacity: 0; clip-path: polygon(-4% -8%, -4% -8%, -26% 108%, -4% 108%); }
  30%  { opacity: 1; }
  to   { opacity: 1; clip-path: polygon(-4% -8%, 126% -8%, 104% 108%, -4% 108%); }
}

/* ── Qué hacemos con tus datos ─────────────────────────── */
.privacy {
  margin-top: var(--s-8);
  max-width: 40rem;
  font-size: var(--fs-small);
  color: var(--on-light-muted);
  display: grid;
  gap: var(--s-1);
}
@media (min-width: 1000px) {
  .privacy { margin-left: calc(5 / 11 * 100% + var(--s-12) * 6 / 11); }
}
.privacy__title { font-size: var(--fs-small); font-weight: 600; color: var(--on-light); }

/* ── Alto contraste del sistema ────────────────────────── */
@media (forced-colors: active) {
  .level__arch::after, .consent input:checked ~ .consent__box { background: Highlight; forced-color-adjust: none; }
  .btn--primary { border: 2px solid ButtonText; }
  .field__control::after { background: Highlight; }
}

/* ── Movimiento reducido ─────────────────────────────── */
html:not(.motion-ok) .country-panel { transition: opacity 200ms ease; transform: none; }
@media (min-width: 640px) { html:not(.motion-ok) .country-panel { transform: translate(-50%, -50%); } }
@starting-style { html:not(.motion-ok) .country-panel { opacity: 0; } }
html:not(.motion-ok) .level__arch::before, html:not(.motion-ok) .level__arch::after { transition: opacity 120ms ease; transform: none; }
html:not(.motion-ok) .level__arch::after { opacity: 0; }
html:not(.motion-ok) .level.is-checked .level__arch::after { opacity: 1; transform: none; }
html:not(.motion-ok) .level.is-checked .level__arch::before { transform: none; }
html:not(.motion-ok) .level.is-checked .level__text { transform: none; }
html:not(.motion-ok) .field__control::after { transition: opacity 160ms ease; transform: none; opacity: 0; }
html:not(.motion-ok) .field__control:focus-within::after { opacity: 1; }
html:not(.motion-ok) .success.is-in > * { animation: success-fade 200ms ease both; }
html:not(.motion-ok) .success.is-in > :nth-child(2) { animation-delay: 60ms; }
html:not(.motion-ok) .success.is-in > :nth-child(3) { animation-delay: 120ms; }
@keyframes success-fade { from { opacity: 0; } }