/*
 * Estilos de página de pqrsia.com. Solo consume las variables de brand.css.
 * Reglas de aplicación: docs/brandbook/README.md (dirección "Cauce").
 * Escrito a mano: el build no toca este archivo.
 */

/* ------------------------------------------------------------ base */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--blanco);
  color: var(--grafito);
  font-family: var(--fuente);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

a {
  color: var(--petroleo);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--petroleo-oscuro);
}

:focus-visible {
  outline: 2px solid var(--petroleo);
  outline-offset: 2px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 100;
  padding: 12px 20px;
  border-radius: var(--radio-boton);
  background: var(--grafito);
  color: var(--blanco);
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  top: 16px;
  color: var(--blanco);
}

.icon {
  width: 24px;
  height: 24px;
  flex: none;
}

/* ------------------------------------------------------------ layout */

.container {
  width: 100%;
  max-width: calc(1200px + 2 * 80px);
  margin-inline: auto;
  padding-inline: 20px;
}

.container--narrow {
  max-width: calc(800px + 2 * 80px);
}

@media (min-width: 640px) {
  .container {
    padding-inline: 32px;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: 64px;
  }
}

@media (min-width: 1440px) {
  .container {
    padding-inline: 80px;
  }
}

.section {
  padding-block: 72px;
}

@media (min-width: 1024px) {
  .section {
    padding-block: 112px;
  }
}

.section--white {
  background: var(--blanco);
}

.section--alt {
  background: var(--hielo);
}

.section--dark {
  background: var(--grafito);
  color: var(--blanco);
}

/* ------------------------------------------------------------ tipografía */

h1 {
  font-size: 40px;
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.display {
  font-size: 44px;
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -0.04em;
}

h2 {
  font-size: 30px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
}

h3 {
  font-size: 20px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .display {
    font-size: 56px;
  }

  h1 {
    font-size: 52px;
  }

  h2 {
    font-size: 40px;
    line-height: 1.1;
    letter-spacing: -0.035em;
  }
}

@media (min-width: 1024px) {
  .display {
    font-size: 72px;
    line-height: 1.02;
  }

  h1 {
    font-size: 56px;
  }
}

.lead {
  max-width: 640px;
  font-size: 20px;
  line-height: 1.55;
}

.lead--muted {
  color: var(--acero);
}

.accent {
  color: var(--petroleo);
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--petroleo);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

/* ------------------------------------------------------------ botones y chips */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: var(--radio-boton);
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--duracion-rapida) var(--curva-estandar),
    border-color var(--duracion-rapida) var(--curva-estandar),
    color var(--duracion-rapida) var(--curva-estandar);
}

.btn .icon {
  width: 18px;
  height: 18px;
  transition: transform var(--duracion-base) var(--curva-estandar);
}

.btn:hover .icon {
  transform: translateX(3px);
}

.btn--primary {
  background: var(--grafito);
  color: var(--blanco);
}

.btn--primary:hover {
  background: var(--pizarra);
  color: var(--blanco);
}

.btn--secondary {
  border-color: var(--niebla);
  background: var(--blanco);
  color: var(--grafito);
}

.btn--secondary:hover {
  border-color: var(--grafito);
  color: var(--grafito);
}

.btn--inverse {
  background: var(--blanco);
  color: var(--grafito);
}

.btn--inverse:hover {
  background: var(--hielo);
  color: var(--grafito);
}

.btn--sm {
  min-height: 44px;
  padding: 10px 18px;
  font-size: 14px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-chip);
  background: var(--blanco);
  color: var(--pizarra);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color var(--duracion-rapida) var(--curva-estandar);
}

.chip:hover {
  border-color: var(--petroleo);
  color: var(--grafito);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  margin-bottom: 24px;
  padding: 6px 14px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-chip);
  background: var(--blanco);
  color: var(--pizarra);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
}


.phase-chip {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radio-chip);
  background: var(--petroleo-suave);
  color: var(--petroleo);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
}

.phase-chip--later {
  border: 1px solid var(--linea);
  background: var(--hielo);
  color: var(--acero);
}

.icon-tile {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: var(--radio-icono);
  background: var(--petroleo-suave);
  color: var(--petroleo);
}

.icon-tile .icon {
  width: 22px;
  height: 22px;
}

/* ------------------------------------------------------------ marca */

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--grafito);
  text-decoration: none;
}

.brand:hover {
  color: var(--grafito);
}

.brand__symbol {
  width: 30px;
  height: 30px;
}

.brand__name {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1;
}

.brand__name span {
  color: var(--petroleo);
}

.brand__by {
  padding-left: 10px;
  border-left: 1px solid var(--linea);
  color: var(--acero);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
}

.wordmark {
  font-weight: 800;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.wordmark span {
  color: var(--petroleo);
}

.section--dark .wordmark span,
.lang-banner .wordmark span {
  color: var(--agua);
}

/* ------------------------------------------------------------ cabecera */

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 50;
  padding-block: 16px;
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--duracion-base) var(--curva-estandar),
    border-color var(--duracion-base) var(--curva-estandar),
    padding var(--duracion-base) var(--curva-estandar);
}

.js .site-header {
  position: fixed;
}

.site-header.is-scrolled,
.js .site-header.menu-open {
  padding-block: 10px;
  border-bottom-color: var(--linea);
  background: var(--blanco);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-nav__links {
  display: flex;
  gap: 28px;
}

.site-nav__links a,
.nav-link,
.lang-link {
  color: var(--pizarra);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.site-nav__links a:hover,
.nav-link:hover,
.lang-link:hover {
  color: var(--petroleo);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  color: var(--grafito);
}

.lang-link {
  display: inline-grid;
  place-items: center;
  min-width: 40px;
  min-height: 40px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-boton);
  font-size: 13px;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--linea);
  border-radius: var(--radio-boton);
  background: var(--blanco);
  color: var(--grafito);
  cursor: pointer;
}

.nav-toggle .nav-toggle__close,
.nav-toggle[aria-expanded='true'] .nav-toggle__open {
  display: none;
}

.nav-toggle[aria-expanded='true'] .nav-toggle__close {
  display: block;
}

@media (max-width: 1099px) {
  .site-header__inner {
    flex-wrap: wrap;
  }

  .site-nav {
    flex-wrap: wrap;
    width: 100%;
    justify-content: space-between;
    gap: 16px;
  }

  .site-nav__links {
    flex-wrap: wrap;
    gap: 8px 20px;
  }

  .js .nav-toggle {
    display: inline-grid;
  }

  .js .site-header__inner {
    flex-wrap: nowrap;
  }

  .js .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
    padding: 16px 20px 28px;
    border-bottom: 1px solid var(--linea);
    background: var(--blanco);
    box-shadow: var(--sombra-2);
  }

  .js .site-nav.is-open {
    display: flex;
  }

  .js .site-nav__links {
    flex-direction: column;
    gap: 0;
  }

  .js .site-nav__links a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--linea);
    font-size: 17px;
  }

  .js .site-nav__actions {
    flex-wrap: wrap;
    justify-content: space-between;
  }
}

@media (max-width: 639px) {
  .brand__by {
    display: none;
  }
}

/* ------------------------------------------------------------ hero */

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 168px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--linea);
  background: var(--hielo);
  isolation: isolate;
}

.js .hero {
  padding-top: 128px;
}

@media (min-width: 1024px) {
  .hero,
  .js .hero {
    padding-top: 160px;
    padding-bottom: 112px;
  }
}


.hero__grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 72px;
  }
}

.hero .lead {
  margin-top: 24px;
  color: var(--acero);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.hero__mail {
  margin-top: 16px;
  color: var(--acero);
  font-size: 14px;
}

.hero__mail a {
  color: var(--grafito);
  font-weight: 700;
}

.hero__tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 639px) {
  .hero__tiles {
    display: none;
  }
}

.tile {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 80px;
  padding: 16px 18px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
  background: var(--blanco);
  color: var(--grafito);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
  transition:
    border-color var(--duracion-base) var(--curva-estandar),
    box-shadow var(--duracion-base) var(--curva-estandar),
    transform var(--duracion-base) var(--curva-estandar);
}

.tile:hover {
  border-color: var(--petroleo);
  color: var(--grafito);
  box-shadow: var(--sombra-2);
  transform: translateY(-2px);
}

/* Franja de principios, al pie del hero */
.principles {
  display: grid;
  gap: 1px;
  margin-top: 64px;
  overflow: hidden;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
  background: var(--linea);
}

@media (min-width: 640px) {
  .principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .principles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 96px;
  }
}

.principle {
  padding: 24px 28px;
  background: var(--blanco);
  color: var(--acero);
  font-size: 15px;
}

.principle__title {
  margin-bottom: 6px;
  color: var(--grafito);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

/* Hero de páginas internas */
.hero--inner .label {
  margin-bottom: 16px;
  color: var(--petroleo);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero--inner h1 {
  max-width: 800px;
}

.hero--inner .lead {
  margin-top: 24px;
}

.toc {
  margin-top: 40px;
}

.toc ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero--404 {
  min-height: 80vh;
}

.hero--404 .lead + .lead {
  margin-top: 8px;
}

/* ------------------------------------------------------------ secciones */

.section__head {
  max-width: 760px;
  margin-bottom: 40px;
}

@media (min-width: 1024px) {
  .section__head {
    margin-bottom: 56px;
  }
}

.section__intro {
  max-width: 640px;
  margin-top: 16px;
  color: var(--acero);
  font-size: 18px;
}

.problem,
.actor,
.segment,
.module,
.phase {
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
  background: var(--blanco);
}

/* Problemas */
.problems {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .problems {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .problems {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.problem,
.actor,
.segment {
  padding: 28px;
}

.problem h3,
.actor h3,
.segment h3 {
  margin-block: 18px 8px;
}

.problem p,
.actor p,
.segment p {
  color: var(--acero);
  font-size: 16px;
}

.problem__icon,
.actor__icon {
  width: 26px;
  height: 26px;
  color: var(--petroleo);
}

/* Módulos (bento) */
.bento {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .module--featured {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .bento {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .module--featured {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
  }
}

.module {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  transition:
    border-color var(--duracion-base) var(--curva-estandar),
    box-shadow var(--duracion-base) var(--curva-estandar);
}

.module:hover {
  border-color: var(--petroleo);
  box-shadow: var(--sombra-2);
}

.module h3 {
  margin-top: 10px;
}

.module p {
  color: var(--acero);
  font-size: 16px;
}

.module .phase-chip {
  align-self: flex-start;
  margin-top: auto;
}

.module__num {
  position: absolute;
  top: 28px;
  right: 28px;
  color: var(--niebla);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.module__link {
  color: var(--grafito);
  text-decoration: none;
}

.module__link::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.module__link:hover {
  color: var(--grafito);
}

.module__link:focus-visible {
  outline: none;
}

.module__link:focus-visible::after {
  outline: 2px solid var(--petroleo);
  outline-offset: 2px;
}

.module--featured {
  padding: 36px;
  border: 2px solid var(--petroleo);
}

.module--featured h3 {
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.module--featured > p:not(.phase-chip) {
  max-width: 520px;
  font-size: 18px;
}

.checklist {
  display: grid;
  gap: 10px;
}

.checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--grafito);
  font-size: 16px;
}

.checklist .icon {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  color: var(--petroleo);
}

.module .checklist {
  margin-block: 8px 16px;
}

/* Cifras del producto */
.figures {
  display: grid;
  gap: 1px;
  margin-top: 48px;
  overflow: hidden;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
  background: var(--linea);
}

@media (min-width: 640px) {
  .figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.figures__item {
  display: flex;
  flex-direction: column-reverse;
  padding: 28px;
  background: var(--blanco);
}

.figures__item dd {
  color: var(--petroleo);
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
}

@media (min-width: 640px) {
  .figures__item dd {
    font-size: 64px;
  }
}

.figures__item dt {
  margin-top: 10px;
  color: var(--acero);
  font-size: 14px;
  font-weight: 600;
}

.figures__note {
  margin-top: 16px;
  color: var(--acero);
  font-size: 13px;
  font-weight: 500;
}

/* Actores y segmentos */
.actors {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .actors {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .actors {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.segments {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .segments {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

.section--white .segment {
  border-color: transparent;
  background: var(--hielo);
}

/* Cómo funciona (pasos) */
.steps {
  display: grid;
  gap: 32px;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }
}

.steps__item {
  position: relative;
  padding-top: 28px;
  border-top: 1px solid var(--linea);
}

.steps__item::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--petroleo);
}

.steps__num {
  display: block;
  margin-bottom: 16px;
  color: var(--petroleo);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.steps__item h3 {
  margin-bottom: 10px;
}

.steps__item p {
  max-width: 360px;
  color: var(--acero);
  font-size: 16px;
}

/* Preguntas frecuentes (acordeón) */
.faq {
  border-top: 1px solid var(--linea);
}

.faq details {
  border-bottom: 1px solid var(--linea);
}

.faq summary {
  position: relative;
  display: block;
  padding: 24px 56px 24px 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::before,
.faq summary::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 12px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--petroleo);
  transition: transform var(--duracion-base) var(--curva-estandar);
}

.faq summary::after {
  transform: rotate(90deg);
}

.faq details[open] summary::after {
  transform: rotate(0deg);
}

.faq summary:hover {
  color: var(--petroleo);
}

.faq__answer {
  max-width: 640px;
  padding-bottom: 24px;
  color: var(--acero);
}

/* Cierre (banda grafito) */
.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.cta__symbol {
  width: 48px;
  height: 48px;
}

.cta h2 {
  max-width: 800px;
}

.cta .lead {
  color: var(--grafito-claro);
}

.cta__mail {
  color: var(--grafito-claro);
  font-size: 14px;
}

.section--dark a:not(.btn) {
  color: var(--blanco);
}

.section--dark :focus-visible {
  outline-color: var(--agua);
}

/* ------------------------------------------------------------ página de módulos */

.detail {
  padding-block: 72px;
}

@media (min-width: 1024px) {
  .detail {
    padding-block: 96px;
  }
}

.detail__grid {
  display: grid;
  gap: 32px;
}

@media (min-width: 1024px) {
  .detail__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 72px;
    align-items: start;
  }

  .detail__head {
    position: sticky;
    top: 112px;
  }
}

.detail__head h2 {
  margin-block: 20px 16px;
}

.detail__head p {
  max-width: 480px;
  color: var(--acero);
  font-size: 18px;
}

.phases {
  display: grid;
  gap: 20px;
}

.phase {
  display: grid;
  gap: 20px;
  padding: 28px;
}

.section--white .phase {
  border-color: transparent;
  background: var(--hielo);
}

.section--white .phase .phase-chip--later {
  background: var(--blanco);
}

.phase .phase-chip {
  justify-self: start;
}

.phase__note {
  color: var(--acero);
  font-size: 14px;
}

.bullets {
  display: grid;
  gap: 12px;
}

.bullets li {
  position: relative;
  padding-left: 24px;
  color: var(--pizarra);
}

.bullets li::before {
  content: '';
  position: absolute;
  top: 0.7em;
  left: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acero);
}

/* ------------------------------------------------------------ guías */

.guide-meta {
  margin-top: 20px;
  color: var(--acero);
  font-size: 14px;
  font-weight: 600;
}

.prose-layout {
  display: grid;
  gap: 48px;
}

@media (min-width: 1024px) {
  .prose-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 80px;
    align-items: start;
  }
}

.prose {
  max-width: 720px;
  color: var(--pizarra);
}

.prose > * + * {
  margin-top: 20px;
}

.prose h2 {
  margin-top: 56px;
  color: var(--grafito);
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.prose h2 + * {
  margin-top: 16px;
}

.prose strong {
  color: var(--grafito);
}

.prose ul,
.prose ol {
  display: grid;
  gap: 10px;
  padding-left: 0;
}

.prose ul > li {
  position: relative;
  padding-left: 24px;
}

.prose ul > li::before {
  content: '';
  position: absolute;
  top: 0.72em;
  left: 4px;
  width: 6px;
  height: 6px;
  background: var(--petroleo);
}

.prose ol {
  counter-reset: paso;
}

.prose ol > li {
  position: relative;
  padding-left: 36px;
  counter-increment: paso;
}

.prose ol > li::before {
  content: counter(paso, decimal-leading-zero);
  position: absolute;
  top: 0.15em;
  left: 0;
  color: var(--petroleo);
  font-size: 14px;
  font-weight: 800;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
}

.prose table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.45;
}

.prose th,
.prose td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--linea);
  text-align: left;
  vertical-align: top;
}

.prose th {
  background: var(--hielo);
  color: var(--grafito);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.prose tbody tr:last-child td {
  border-bottom: 0;
}

.prose td:first-child {
  color: var(--grafito);
  font-weight: 600;
}

.note {
  margin-top: 40px;
  padding: 24px 28px;
  border: 1px solid var(--petroleo);
  border-radius: var(--radio-tarjeta);
  background: var(--petroleo-suave);
}

.note > * + * {
  margin-top: 10px;
}

.note__title {
  color: var(--petroleo);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.note a {
  font-weight: 700;
}

.prose .sources li {
  font-size: 15px;
}

.disclaimer {
  padding-top: 20px;
  border-top: 1px solid var(--linea);
  color: var(--acero);
  font-size: 14px;
}

.guide-aside {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
}

@media (min-width: 1024px) {
  .guide-aside {
    position: sticky;
    top: 112px;
  }
}

.guide-aside__title {
  color: var(--grafito);
  font-size: 15px;
  font-weight: 800;
}

.guide-aside ul {
  display: grid;
  gap: 10px;
}

.guide-aside a:not(.btn) {
  color: var(--pizarra);
  font-size: 15px;
  font-weight: 600;
}

.guide-aside .btn {
  justify-self: start;
}

.guides {
  display: grid;
  gap: 20px;
}

@media (min-width: 640px) {
  .guides {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.guide-card {
  position: relative;
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 28px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
  background: var(--blanco);
  transition:
    border-color var(--duracion-base) var(--curva-estandar),
    box-shadow var(--duracion-base) var(--curva-estandar);
}

.guide-card:hover {
  border-color: var(--petroleo);
  box-shadow: var(--sombra-2);
}

.guide-card h2,
.guide-card h3 {
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.guide-card p {
  color: var(--acero);
  font-size: 16px;
}

.guide-card__link {
  color: var(--grafito);
  text-decoration: none;
}

.guide-card__link::after {
  content: '';
  position: absolute;
  inset: 0;
}

.guide-card__link:hover {
  color: var(--grafito);
}

.guide-card__link:focus-visible {
  outline: none;
}

.guide-card__link:focus-visible::after {
  outline: 2px solid var(--petroleo);
  outline-offset: 2px;
  border-radius: var(--radio-tarjeta);
}

.guides--home {
  margin-top: 8px;
}

@media (min-width: 1024px) {
  .guides--home {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ------------------------------------------------------------ contacto */

.contact {
  display: grid;
  gap: 48px;
}

@media (min-width: 1024px) {
  .contact {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 80px;
    align-items: start;
  }
}

.form {
  display: grid;
  gap: 28px;
}

.form__grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 640px) {
  .form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 24px;
  }
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field--group {
  margin: 0;
  padding: 0;
  border: 0;
}

.field__label {
  padding: 0;
  color: var(--grafito);
  font-size: 15px;
  font-weight: 700;
}

.field--group .field__label {
  margin-bottom: 12px;
}

.field__optional {
  color: var(--acero);
  font-weight: 500;
}

.field__input {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--niebla);
  border-radius: var(--radio-boton);
  background: var(--blanco);
  color: var(--grafito);
  font: inherit;
  font-size: 16px;
  line-height: 1.4;
  transition: border-color var(--duracion-rapida) var(--curva-estandar);
}

.field__input:hover {
  border-color: var(--acero);
}

.field__input:focus-visible {
  border-color: var(--petroleo);
  outline: 2px solid var(--petroleo);
  outline-offset: 0;
}

.field__input--area {
  min-height: 160px;
  resize: vertical;
}

.field__help {
  color: var(--acero);
  font-size: 14px;
}

.options {
  display: grid;
  gap: 10px;
}

@media (min-width: 640px) {
  .options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.option {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--pizarra);
  font-size: 16px;
  line-height: 1.45;
  cursor: pointer;
}

.option input {
  width: 20px;
  height: 20px;
  flex: none;
  margin: 1px 0 0;
  accent-color: var(--petroleo);
  cursor: pointer;
}

.form__trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.consent {
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: var(--radio-tarjeta);
  background: var(--hielo);
}

.consent__notice {
  color: var(--acero);
  font-size: 14px;
}

.option--consent {
  color: var(--grafito);
  font-size: 15px;
  font-weight: 600;
}

.consent__link {
  justify-self: start;
  font-size: 14px;
  font-weight: 600;
}

.form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact__aside {
  padding: 28px;
  border: 1px solid var(--linea);
  border-radius: var(--radio-tarjeta);
}

@media (min-width: 1024px) {
  .contact__aside {
    position: sticky;
    top: 112px;
  }
}

.contact__title {
  margin-bottom: 20px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.contact__list {
  display: grid;
  gap: 14px;
}

.contact__list li {
  display: flex;
  gap: 12px;
  align-items: center;
}

.contact__list .icon {
  width: 20px;
  height: 20px;
  color: var(--petroleo);
}

.contact__list a {
  color: var(--grafito);
  font-weight: 600;
}

.contact__note {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--linea);
  color: var(--acero);
  font-size: 15px;
}

/* ------------------------------------------------------------ pie */

.site-footer {
  padding-top: 72px;
  border-top: 1px solid var(--linea);
  background: var(--blanco);
}

.site-footer__grid {
  display: grid;
  gap: 40px;
}

@media (min-width: 640px) {
  .site-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .site-footer__grid {
    grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr));
    gap: 48px;
  }
}

.site-footer__lead {
  max-width: 380px;
  margin-top: 16px;
  color: var(--acero);
  font-size: 15px;
}

.site-footer__by {
  margin-top: 20px;
  color: var(--acero);
  font-size: 14px;
  font-weight: 600;
}

.site-footer__by a {
  color: var(--grafito);
}

.site-footer__title {
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 800;
}

.site-footer__col ul {
  display: grid;
  gap: 10px;
}

.site-footer__col a {
  color: var(--acero);
  font-size: 15px;
  text-decoration: none;
}

.site-footer__col a:hover {
  color: var(--petroleo);
  text-decoration: underline;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-block: 24px 32px;
  border-top: 1px solid var(--linea);
  color: var(--acero);
  font-size: 13px;
  font-weight: 500;
}

.site-footer__legal a {
  color: var(--acero);
}

/* ------------------------------------------------------------ aparición al hacer scroll */

.js .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity var(--duracion-lenta) var(--curva-entrada),
    transform var(--duracion-lenta) var(--curva-entrada);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ------------------------------------------------------------ banner de idioma (solo con JS) */

.lang-banner {
  position: fixed;
  right: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 460px;
  margin-left: auto;
  padding: 10px 10px 10px 20px;
  border-radius: var(--radio-tarjeta);
  background: var(--grafito);
  color: var(--blanco);
  font-size: 14px;
  box-shadow: var(--sombra-3);
}

.lang-banner a {
  color: var(--blanco);
  font-weight: 700;
}

.lang-banner :focus-visible {
  outline-color: var(--agua);
}

.lang-banner__close {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border: 0;
  border-radius: var(--radio-boton);
  background: var(--pizarra);
  color: var(--blanco);
  font: inherit;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

/* ------------------------------------------------------------ preferencias */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }

  .js .reveal {
    transform: none;
  }
}

@media print {
  .site-header,
  .hero__tiles {
    display: none;
  }

  .hero {
    padding-top: 32px;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}