/* =============================================================
   Tokens — misma identidad OCTOPUS (violeta eléctrico + oscuro)
   ============================================================= */
:root {
  --bg: #0a0a0a;
  --bg-start: #2e1065;
  --bg-mid: #170a35;
  --violet: #7c3aed;
  --violet-light: #a78bfa;
  --violet-dim: #7c3aed26;
  --white: #ffffff;

  /* Superficies claras del formulario (blanco / lavanda muy claro) */
  --surface: #ffffff;
  --surface-alt: #f5f2fc;
  --surface-border: #e4def6;
  --ink: #1b1530;
  --ink-dim: #5c5570;
  --ink-faint: #8d87a0;
  --ok: #15803d;
  --ok-bg: #ecfdf3;
  --error: #b91c1c;
  --error-bg: #fef2f2;
  --warn-bg: #fff7e6;
  --warn: #92650a;

  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Space Grotesk", var(--sans);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 16px;
  --radius-sm: 10px;
  --container: 760px;
  --container-wide: 1180px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--surface-alt);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  min-height: 100vh;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { text-wrap: balance; line-height: 1.12; letter-spacing: -0.02em; font-family: var(--display); }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--violet); color: var(--white); }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--violet); color: var(--white);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   Encabezado oscuro
   ============================================================= */
.site-header {
  background: linear-gradient(135deg, var(--bg-start), var(--bg-mid) 60%, var(--bg));
  border-bottom: 1px solid #2a2140;
}
.site-header__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: .9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.site-header__logo img { height: 30px; width: auto; display: block; }
.site-header__nav { display: flex; align-items: center; gap: 1.4rem; }
.site-header__nav a {
  font-size: .88rem; font-weight: 500; color: #e6e0fa; opacity: .85;
}
.site-header__nav a:hover { opacity: 1; }

/* =============================================================
   Barra de progreso (solo Datos / Documentos / Revisar)
   ============================================================= */
.progress-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--surface-border);
  padding: 1rem 1.25rem .9rem;
  display: none;
}
.progress-bar.is-visible { display: block; }
.progress-steps { max-width: var(--container); margin: 0 auto; display: flex; gap: .7rem; }
.progress-step { flex: 1; display: flex; flex-direction: column; align-items: center; gap: .45rem; }
.progress-step__bar {
  display: block; width: 100%; height: 4px; border-radius: 999px;
  background: var(--surface-border); transition: background .3s var(--ease-out);
}
.progress-step__label {
  font-size: .76rem; font-weight: 600; color: var(--ink-faint);
  transition: color .3s var(--ease-out);
}
.progress-step.is-active .progress-step__bar,
.progress-step.is-done .progress-step__bar {
  background: linear-gradient(90deg, var(--violet), var(--violet-light));
}
.progress-step.is-active .progress-step__label,
.progress-step.is-done .progress-step__label { color: var(--violet); }

/* =============================================================
   Estructura general de pasos
   ============================================================= */
main { position: relative; }
.step { display: none; padding: 2.4rem 1.25rem 3.5rem; }
.step.is-active { display: block; }
.step__inner { max-width: var(--container); margin: 0 auto; }
.step__inner--wide { max-width: var(--container-wide); }

.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .08em;
  color: var(--violet); margin-bottom: .6rem; text-transform: uppercase;
}
.step__title { font-size: clamp(1.6rem, 4.5vw, 2.3rem); color: var(--ink); margin-bottom: .6rem; }
.step__subtitle { color: var(--ink-dim); font-size: 1rem; max-width: 56ch; margin-bottom: 1.6rem; }

.volver {
  display: inline-flex; align-items: center; gap: .3rem;
  color: var(--ink-dim); font-size: .88rem; font-weight: 600; margin-bottom: 1.2rem;
}
.volver:hover { color: var(--violet); }

/* =============================================================
   Aterrizaje
   ============================================================= */
.landing { max-width: var(--container); margin: 0 auto; padding: 2.6rem 1.25rem 3.5rem; }
.landing__content { }
.role-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-top: 1.6rem; }
.role-card {
  background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius);
  padding: 1.5rem; text-align: left; transition: border-color .2s var(--ease-out), transform .2s var(--ease-out);
  box-shadow: 0 1px 2px rgba(27,21,48,.04);
}
.role-card:hover { border-color: var(--violet); transform: translateY(-2px); }
.role-card__name { font-size: 1.15rem; margin-bottom: .3rem; }
.role-card__desc { color: var(--ink-dim); font-size: .9rem; margin-bottom: 1rem; }

/* =============================================================
   Botones
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .85rem 1.5rem; border-radius: var(--radius-sm); font-weight: 700; font-size: .95rem;
  transition: transform .2s var(--ease-out), background .2s var(--ease-out), opacity .2s var(--ease-out);
}
.btn--block { width: 100%; }
.btn--primary { background: linear-gradient(135deg, var(--violet), #6d28d9); color: var(--white); }
.btn--primary:hover:not(:disabled) { transform: translateY(-2px); }
.btn--primary:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn--outline { background: var(--surface); border: 1.5px solid var(--surface-border); color: var(--ink); }
.btn--outline:hover { border-color: var(--violet); color: var(--violet); }
.btn--text { color: var(--violet); font-weight: 600; padding: .5rem .2rem; }
.btn--text:hover { text-decoration: underline; }

/* =============================================================
   Requisitos
   ============================================================= */
.requisitos-card { background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius); padding: 1.6rem; margin-bottom: 1.6rem; }
.requisitos-card ul { list-style: none; display: flex; flex-direction: column; gap: .7rem; }
.requisitos-card li { display: flex; gap: .7rem; font-size: .95rem; color: var(--ink); align-items: flex-start; }
.requisitos-card li svg { flex-shrink: 0; color: var(--violet); margin-top: .15rem; }

/* =============================================================
   Planes (contenido existente, sin cambiar precios/condiciones)
   ============================================================= */
.plans-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; margin-bottom: 1rem; }
.plan-card { position: relative; background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius); padding: 1.75rem 1.5rem; display: flex; flex-direction: column; }
.plan-card--featured { border-color: var(--violet); background: linear-gradient(180deg, #f3edff, var(--surface) 45%); box-shadow: 0 16px 40px -20px rgba(124,58,237,.35); }
.plan-card__badge { position: absolute; top: -12px; right: 1.5rem; background: linear-gradient(135deg, var(--violet), var(--violet-light)); color: var(--white); font-size: .72rem; font-weight: 700; padding: .3rem .7rem; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em; }
.plan-card__name { font-size: 1.25rem; margin-bottom: .3rem; }
.plan-card__price { font-family: var(--display); font-size: 2rem; font-weight: 700; color: var(--violet); margin-bottom: 1rem; }
.plan-card__price span { display: block; font-family: var(--sans); font-size: .78rem; font-weight: 500; color: var(--ink-faint); margin-top: .15rem; }
.plan-card__features { list-style: none; display: flex; flex-direction: column; gap: .6rem; margin-bottom: 1.2rem; flex: 1; }
.plan-card__features li { font-size: .88rem; color: var(--ink-dim); padding-left: 1.3rem; position: relative; }
.plan-card__features li::before { content: "◆"; position: absolute; left: 0; color: var(--violet); font-size: .65rem; top: .3rem; }
.plan-card__features strong { color: var(--ink); }
.plan-card__fineprint { font-size: .74rem; color: var(--ink-faint); margin-bottom: 1rem; }

@media (min-width: 720px) { .plans-grid { grid-template-columns: repeat(2, 1fr); } }

/* =============================================================
   Formularios (Paso 1 — Datos)
   ============================================================= */
.form-card { background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius); padding: 1.8rem; }
.form-section + .form-section { margin-top: 1.8rem; padding-top: 1.8rem; border-top: 1px solid var(--surface-border); }
.form-section__title { font-size: 1rem; font-weight: 700; color: var(--ink); margin-bottom: 1rem; }
.field-row { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.field label { font-size: .85rem; font-weight: 600; color: var(--ink); }
.field .hint { font-size: .78rem; color: var(--ink-faint); }
.field input, .field select {
  width: 100%; padding: .8rem .9rem; border-radius: var(--radius-sm); border: 1.5px solid var(--surface-border);
  background: var(--surface); color: var(--ink); font-size: .95rem;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.field input:focus, .field select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px var(--violet-dim); outline: none; }
.field input.is-invalid, .field select.is-invalid { border-color: var(--error); }
.field__error { font-size: .78rem; color: var(--error); min-height: 1.1em; }
.field--checkbox { flex-direction: row; align-items: flex-start; gap: .65rem; }
.checkbox-label { display: flex; align-items: flex-start; gap: .65rem; cursor: pointer; font-size: .92rem; color: var(--ink); line-height: 1.45; }
.checkbox-label input[type="checkbox"] { width: 1.2rem; height: 1.2rem; flex-shrink: 0; margin-top: .15rem; accent-color: var(--violet); cursor: pointer; }

@media (min-width: 640px) {
  .field-row--2 { grid-template-columns: 1fr 1fr; }
  .field-row--3 { grid-template-columns: 1fr 1fr 1fr; }
}

/* =============================================================
   Paso 2 — Documentos
   ============================================================= */
.doc-upload { background: var(--surface); border: 1.5px dashed var(--surface-border); border-radius: var(--radius); padding: 1.3rem; margin-bottom: 1rem; }
.doc-upload__head { display: flex; justify-content: space-between; align-items: flex-start; gap: .8rem; flex-wrap: wrap; }
.doc-upload__title { font-size: .95rem; font-weight: 700; color: var(--ink); }
.doc-upload__hint { font-size: .8rem; color: var(--ink-faint); margin-top: .2rem; max-width: 48ch; }
.doc-upload__status { font-size: .74rem; font-weight: 700; padding: .25rem .6rem; border-radius: 999px; white-space: nowrap; }
.doc-upload__status.pendiente { background: var(--warn-bg); color: var(--warn); }
.doc-upload__status.listo { background: var(--ok-bg); color: var(--ok); }
.doc-upload__status.error { background: var(--error-bg); color: var(--error); }
.doc-upload__body { margin-top: .9rem; display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.doc-upload__preview { width: 64px; height: 64px; border-radius: 10px; object-fit: cover; border: 1px solid var(--surface-border); background: var(--surface-alt); display: flex; align-items: center; justify-content: center; color: var(--violet); flex-shrink: 0; }
.doc-upload__file { flex: 1; min-width: 160px; }
.doc-upload__filename { font-size: .88rem; font-weight: 600; color: var(--ink); word-break: break-word; }
.doc-upload__filesize { font-size: .76rem; color: var(--ink-faint); }
.doc-upload__actions { display: flex; gap: .5rem; }
.doc-upload input[type="file"] { display: none; }
.doc-upload__error-msg { font-size: .8rem; color: var(--error); margin-top: .5rem; }

/* =============================================================
   Paso 3 — Revisar
   ============================================================= */
.review-card { background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius); padding: 1.6rem; margin-bottom: 1rem; }
.review-card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.review-card__head h3 { font-size: 1rem; }
.review-grid { display: grid; grid-template-columns: 1fr; gap: .8rem 1.2rem; font-size: .92rem; }
.review-grid dt { color: var(--ink-faint); font-size: .74rem; text-transform: uppercase; letter-spacing: .03em; }
.review-grid dd { color: var(--ink); margin: .15rem 0 0; }
@media (min-width: 640px) { .review-grid { grid-template-columns: 1fr 1fr; } }
.review-docs { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: .5rem; }
.review-doc { display: flex; align-items: center; gap: .5rem; background: var(--surface-alt); border: 1px solid var(--surface-border); border-radius: 10px; padding: .5rem .8rem; font-size: .82rem; color: var(--ink); }
.review-doc svg { color: var(--ok); }

.privacy-note { font-size: .85rem; color: var(--ink-dim); margin: 1.2rem 0; }
.privacy-note a { color: var(--violet); font-weight: 600; text-decoration: underline; }

.form__status { font-size: .9rem; min-height: 1.2em; margin-bottom: 1rem; }
.form__status.is-error { color: var(--error); }
.form__status.is-sending { color: var(--violet); }

/* =============================================================
   Confirmación
   ============================================================= */
.confirm-card { background: var(--surface); border: 1px solid var(--surface-border); border-radius: var(--radius); padding: 2.4rem 1.8rem; text-align: center; max-width: var(--container); margin: 0 auto; }
.confirm-card__icon { width: 56px; height: 56px; border-radius: 50%; background: var(--ok-bg); color: var(--ok); display: flex; align-items: center; justify-content: center; margin: 0 auto 1.1rem; }
.confirm-card dl { text-align: left; max-width: 360px; margin: 1.4rem auto 0; display: flex; flex-direction: column; gap: .6rem; font-size: .92rem; }
.confirm-card dt { color: var(--ink-faint); font-size: .76rem; text-transform: uppercase; }
.confirm-card dd { color: var(--ink); }

/* =============================================================
   Avisos generales
   ============================================================= */
.aviso { border-radius: 10px; padding: .8rem 1rem; font-size: .88rem; margin-bottom: 1.2rem; }
.aviso.error { background: var(--error-bg); color: var(--error); }
.aviso.ok { background: var(--ok-bg); color: var(--ok); }

footer.site-footer { text-align: center; padding: 1.4rem 1.25rem; font-size: .8rem; color: var(--ink-faint); }

/* =============================================================
   Escritorio
   ============================================================= */
@media (min-width: 860px) {
  .landing { padding-top: 3.6rem; }
  .role-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .btn, .role-card { transition: none; }
}