@import url('design-tokens.css');

/* ============================================================
   RESET & BASE
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  font-weight: var(--weight-regular);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ============================================================
   TYPOGRAPHY — mobile-first scale
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

/* ============================================================
   LAYOUT
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.section {
  padding-block: var(--space-12);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-label);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: var(--space-3) var(--space-6);
  transition: all var(--transition-normal);
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: var(--color-gray-light);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-secondary);
}

.btn-secondary:hover {
  color: var(--color-gray-light);
}

.btn-inverted {
  background-color: var(--color-primary);
  color: var(--color-secondary);
}

.btn-inverted:hover {
  background-color: var(--color-neutral);
}

.btn-outlined {
  background-color: transparent;
  color: var(--color-secondary);
  border: var(--border-thin) var(--color-secondary);
}

.btn-outlined:hover {
  background-color: var(--color-secondary);
  color: var(--color-primary);
}

/* ============================================================
   NAVIGATION — mobile hamburger first
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1001; /* por encima de Leaflet (controles: 800, popups: 700) */
  padding-block: var(--space-4);
  transition: background-color var(--transition-normal);
}

.nav.scrolled {
  background-color: var(--color-primary);
  border-bottom: 1px solid var(--color-neutral);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-headline);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-secondary);
  position: relative;
  z-index: calc(var(--z-nav) + 2);
}

/* Hamburger button */
.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  position: relative;
  z-index: calc(var(--z-nav) + 2);
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-secondary);
  transition: all var(--transition-normal);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav overlay */
.nav__links {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--color-primary);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
  z-index: calc(var(--z-nav) + 1);
}

.nav__links.is-open {
  display: flex;
}

/* Large tappable links in mobile overlay */
.nav .nav__links .nav__link {
  font-family: var(--font-headline);
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  transition: color var(--transition-fast);
}

.nav .nav__links .nav__link:hover {
  color: var(--color-gray-light);
}

/* The "Hablemos" CTA in mobile overlay */
.nav .nav__links .btn-outlined {
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  font-family: var(--font-label);
  padding: var(--space-4) var(--space-8);
}

/* ============================================================
   NAV DROPDOWN — mobile first
   ============================================================ */

.nav__item--has-dropdown {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Toggle button looks like a nav link on mobile */
.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-headline);
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  transition: color var(--transition-fast);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__dropdown-toggle:hover {
  color: var(--color-gray-light);
}

.nav__chevron {
  transition: transform var(--transition-normal);
  flex-shrink: 0;
  margin-top: 2px;
}

.nav__item--has-dropdown.is-open .nav__chevron {
  transform: rotate(180deg);
}

/* Dropdown panel — mobile: expands inline in overlay */
.nav__dropdown {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
  list-style: none;
}

.nav__item--has-dropdown.is-open .nav__dropdown {
  display: flex;
}

.nav__dropdown-link {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-gray-light);
  transition: color var(--transition-fast);
}

.nav__dropdown-link:hover {
  color: var(--color-secondary);
}

/* Footer nav always visible, always small */
.footer .nav__links {
  display: flex;
  position: static;
  flex-direction: row;
  flex-wrap: wrap;
  background-color: transparent;
  gap: var(--space-6);
  inset: auto;
}

.footer .nav__links .nav__link {
  font-family: var(--font-label);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  transition: color var(--transition-fast);
}

.footer .nav__links .nav__link:hover {
  color: var(--color-secondary);
}

/* ============================================================
   HERO — mobile first (content near top, no forced full height)
   ============================================================ */

.hero {
  display: flex;
  align-items: flex-start;
  padding-top: 5rem; /* ~80px: clears the fixed nav */
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-neutral);
}

.hero__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  margin-bottom: var(--space-4);
}

.hero__headline {
  font-size: clamp(var(--text-4xl), 11vw, 9rem);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.hero__headline em {
  font-style: normal;
  color: var(--color-gray-mid);
}

.hero__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__desc {
  color: var(--color-gray-light);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.hero__actions .btn {
  width: 100%;
}

/* ============================================================
   MARQUEE
   ============================================================ */

.marquee {
  border-bottom: 1px solid var(--color-neutral);
  padding-block: var(--space-5);
  overflow: hidden;
  white-space: nowrap;
}

.marquee__track {
  display: flex;
  animation: marquee 24s linear infinite;
}

.marquee__track:hover {
  animation-play-state: paused;
}

.marquee__group {
  display: flex;
  flex-shrink: 0;
  min-width: 100vw;
  align-items: center;
}

.marquee__item {
  font-family: var(--font-headline);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  padding-inline: var(--space-8);
  white-space: nowrap;
}

.marquee__item span {
  color: var(--color-neutral);
  margin-right: var(--space-8);
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   SERVICES — mobile: 1 column
   ============================================================ */

.services {
  border-bottom: 1px solid var(--color-neutral);
}

.services__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.services__title {
  font-size: var(--text-3xl);
}

.services__intro {
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--color-neutral);
}

.service-card {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-neutral);
  transition: background-color var(--transition-normal);
}

.service-card:last-child {
  border-bottom: none;
}

.service-card:hover {
  background-color: var(--color-neutral);
}

.service-card__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-6);
}

.service-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* ============================================================
   CASES — mobile: 1 column
   ============================================================ */

.cases {
  border-bottom: 1px solid var(--color-neutral);
}

.cases__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-8);
}

.cases__title {
  font-size: var(--text-3xl);
}

.cases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.case-card {
  position: relative;
  overflow: hidden;
  background-color: var(--color-neutral);
  aspect-ratio: 4/3;
  cursor: pointer;
}

.case-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  filter: brightness(0.6);
}

.case-card:hover .case-card__img {
  transform: scale(1.04);
}

.case-card__body {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6);
  background: linear-gradient(to top, rgba(5,5,5,0.9) 0%, transparent 100%);
}

.case-card__tag {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  margin-bottom: var(--space-2);
}

.case-card__title {
  font-size: var(--text-xl);
  text-transform: uppercase;
}

.case-card--placeholder {
  display: flex;
  align-items: flex-end;
}

.case-card--placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-neutral) 0%, #1a1a1a 100%);
}

/* ============================================================
   CTA BANNER
   ============================================================ */

.cta-banner {
  border-bottom: 1px solid var(--color-neutral);
  text-align: center;
}

.cta-banner__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.cta-banner__headline {
  font-size: clamp(var(--text-3xl), 6vw, 6rem);
  margin-bottom: var(--space-8);
  max-width: 18ch;
  margin-inline: auto;
}

/* ============================================================
   BLOG POSTS — mobile first
   ============================================================ */

.blog-section {
  border-bottom: 1px solid var(--color-neutral);
}

.blog-section__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-8);
}

.blog-section__title {
  font-size: var(--text-3xl);
}

.posts-list {
  display: flex;
  flex-direction: column;
}

.post-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-neutral);
  transition: padding-left var(--transition-normal);
  cursor: pointer;
}

.post-item:hover {
  padding-left: var(--space-4);
}

.post-item__meta {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-2);
}

.post-item__title {
  font-size: var(--text-lg);
  transition: color var(--transition-fast);
}

.post-item:hover .post-item__title {
  color: var(--color-gray-light);
}

.post-item__arrow {
  font-size: var(--text-xl);
  color: var(--color-gray-mid);
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.post-item:hover .post-item__arrow {
  transform: translate(4px, -4px);
  color: var(--color-secondary);
}

/* ============================================================
   FOOTER — mobile first
   ============================================================ */

.footer {
  border-top: 1px solid var(--color-neutral);
  padding-block: var(--space-8);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.footer__copy {
  font-size: var(--text-sm);
  color: var(--color-gray-mid);
}

/* ============================================================
   PAGE HERO (páginas interiores) — mobile first
   ============================================================ */

.page-hero {
  padding-top: 5rem;
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-neutral);
}

.page-hero__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.page-hero__headline {
  font-size: clamp(var(--text-5xl), 14vw, 10rem);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.page-hero__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.page-hero__desc {
  color: var(--color-gray-light);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  max-width: 44ch;
}

/* ============================================================
   PROCESS — mobile first (vertical)
   ============================================================ */

.process {
  border-bottom: 1px solid var(--color-neutral);
}

.process__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-10);
}

.process__steps {
  display: flex;
  flex-direction: column;
}

.process__step {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  grid-template-rows: auto auto;
  column-gap: var(--space-4);
  row-gap: var(--space-2);
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-neutral);
}

.process__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  grid-column: 1;
  grid-row: 1;
  padding-top: 0.2rem;
}

.process__step-title {
  font-size: var(--text-xl);
  grid-column: 2;
  grid-row: 1;
}

.process__step-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  grid-column: 2;
  grid-row: 2;
}

/* ============================================================
   VSL (Video Sales Letter)
   ============================================================ */

.vsl {
  border-bottom: 1px solid var(--color-neutral);
  text-align: center;
}

.vsl__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.vsl__title {
  margin-bottom: var(--space-10);
}

.vsl__player {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--color-neutral);
  max-width: 960px;
  margin-inline: auto;
  overflow: hidden;
}

.vsl__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-neutral) 0%, #111 100%);
}

.vsl__play {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-normal), background-color var(--transition-normal);
  padding-left: 4px;
}

.vsl__play:hover {
  transform: scale(1.1);
  background-color: var(--color-gray-light);
}

/* ============================================================
   EQUIPMENT — mobile first (2 col)
   ============================================================ */

.equipment {
  border-bottom: 1px solid var(--color-neutral);
}

.equipment__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.equipment__title {
  font-size: var(--text-3xl);
}

.equipment__intro {
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

.equipment__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.equipment__img {
  aspect-ratio: 1;
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.equipment__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.8);
  transition: transform var(--transition-slow), filter var(--transition-normal);
}

.equipment__item:hover .equipment__img img {
  transform: scale(1.04);
  filter: brightness(1);
}

.equipment__img--placeholder {
  background: linear-gradient(135deg, var(--color-neutral) 0%, #1a1a1a 100%);
}

.equipment__name {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
}

/* ============================================================
   PACKAGES — mobile first (1 col)
   ============================================================ */

.packages {
  border-bottom: 1px solid var(--color-neutral);
}

.packages__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
  text-align: center;
}

.packages__title {
  text-align: center;
  margin-bottom: var(--space-10);
}

.packages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.package-card {
  border: 1px solid var(--color-neutral);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.package-card--featured {
  border-color: var(--color-secondary);
  background-color: var(--color-neutral);
}

.package-card__badge {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-2);
}

.package-card__name {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.package-card__price {
  font-size: var(--text-base);
  color: var(--color-gray-light);
  margin-bottom: var(--space-4);
}

.package-card__price strong {
  font-family: var(--font-headline);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-secondary);
  display: block;
  line-height: 1.1;
}

.package-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

.package-card__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-top: 1px solid var(--color-neutral);
  padding-top: var(--space-6);
  list-style: none;
}

.package-card--featured .package-card__features {
  border-color: var(--color-gray-mid);
}

.package-card__features li {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  padding-left: var(--space-5);
  position: relative;
  line-height: var(--leading-snug);
}

.package-card__features li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gray-mid);
}

.package-card .btn {
  width: 100%;
}

/* Cases equal-column modifier (3 cards iguales) */
.cases--equal .cases__grid {
  grid-template-columns: 1fr;
}

/* ============================================================
   ARTICLE PAGE — 3-col layout + TOC + sidebar + inline CTAs
   ============================================================ */

/* Hero del artículo */
.article-hero {
  padding-top: 5rem;
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-neutral);
}

.article-hero__cat {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.article-hero__cat a:hover {
  color: var(--color-gray-light);
}

.article-hero__title {
  font-size: clamp(var(--text-3xl), 6vw, var(--text-6xl));
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-6);
  max-width: 20ch;
}

.article-hero__byline {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.article-hero__byline-item {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.article-hero__byline-item a:hover {
  color: var(--color-gray-light);
}

/* 3-column layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  padding-block: var(--space-12);
  border-bottom: 1px solid var(--color-neutral);
}

/* TOC — mobile: collapsible box above content */
.article-toc {
  border: 1px solid var(--color-neutral);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-8);
}

.article-toc__label {
  display: none;
}

.article-toc__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.article-toc__toggle-icon {
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.article-toc.is-open .article-toc__toggle-icon {
  transform: rotate(180deg);
}

.article-toc__list {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  list-style: none;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-neutral);
}

.article-toc.is-open .article-toc__list {
  display: flex;
}

.article-toc__link {
  font-size: var(--text-sm);
  color: var(--color-gray-mid);
  line-height: var(--leading-normal);
  padding-block: var(--space-1);
  display: block;
  transition: color var(--transition-fast);
  border-left: 2px solid transparent;
  padding-left: var(--space-3);
}

.article-toc__link:hover,
.article-toc__link.is-active {
  color: var(--color-secondary);
  border-left-color: var(--color-secondary);
}

.article-toc__link--h3 {
  padding-left: var(--space-6);
  font-size: var(--text-xs);
}

/* Article content — typography */
.article-content {
  min-width: 0;
}

.article-content p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-gray-light);
  margin-bottom: var(--space-6);
}

.article-content p:first-child {
  font-size: var(--text-lg);
  color: var(--color-secondary);
}

.article-content h2 {
  font-size: var(--text-3xl);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  color: var(--color-secondary);
  scroll-margin-top: var(--space-24);
}

.article-content h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  color: var(--color-secondary);
  scroll-margin-top: var(--space-24);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-gray-light);
}

.article-content blockquote {
  border-left: 3px solid var(--color-secondary);
  padding: var(--space-4) var(--space-6);
  margin-block: var(--space-8);
  background-color: var(--color-neutral);
}

.article-content blockquote p {
  font-size: var(--text-lg);
  color: var(--color-secondary);
  font-style: italic;
  margin-bottom: 0;
}

.article-content strong {
  color: var(--color-secondary);
  font-weight: var(--weight-medium);
}

/* CTA inline al 40% del artículo */
.article-cta-inline {
  border: 1px solid var(--color-neutral);
  background-color: var(--color-neutral);
  padding: var(--space-8);
  margin-block: var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.article-cta-inline__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.article-cta-inline__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
}

.article-cta-inline__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* Sidebar derecho */
.article-sidebar {
  display: none;
}

.article-sidebar__widget {
  border: 1px solid var(--color-neutral);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.article-sidebar__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.article-sidebar__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  line-height: var(--leading-tight);
}

.article-sidebar__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

.article-sidebar .btn {
  width: 100%;
}

/* Author box */
.author-box {
  border-top: 1px solid var(--color-neutral);
  border-bottom: 1px solid var(--color-neutral);
  padding-block: var(--space-10);
}

.author-box__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.author-box__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-neutral) 0%, #1a1a1a 100%);
  flex-shrink: 0;
  overflow: hidden;
}

.author-box__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-box__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.author-box__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.author-box__name {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
}

.author-box__role {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.author-box__bio {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  max-width: 52ch;
}

.author-box__links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.author-box__link {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-fast);
}

.author-box__link:hover {
  color: var(--color-secondary);
}

/* Related posts */
.related-posts {
  border-bottom: 1px solid var(--color-neutral);
  padding-block: var(--space-12);
}

.related-posts__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.related-posts__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.related-posts__title {
  font-size: var(--text-3xl);
}

/* Related categories */
.related-categories {
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-neutral);
}

.related-categories__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-5);
}

.related-categories__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.related-categories__item {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  border: 1px solid var(--color-neutral);
  padding: var(--space-2) var(--space-5);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.related-categories__item:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

/* ── TABLET ≥ 640px ── */
@media (min-width: 640px) {
  .article-cta-inline {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
  }

  .article-cta-inline > div {
    flex: 1;
  }

  .article-cta-inline .btn {
    flex-shrink: 0;
  }

  .author-box__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-8);
  }
}

/* ── DESKTOP ≥ 1024px ── */
@media (min-width: 1024px) {
  .article-hero {
    padding-top: var(--space-32);
    padding-bottom: var(--space-12);
  }

  .article-layout {
    grid-template-columns: 220px 1fr 260px;
    column-gap: var(--space-12);
    align-items: start;
    padding-block: var(--space-20);
  }

  /* TOC — sticky desktop, siempre visible */
  .article-toc {
    border: none;
    padding: 0;
    margin-bottom: 0;
    position: sticky;
    top: calc(var(--space-20) + var(--space-4));
  }

  .article-toc__toggle {
    display: none;
  }

  .article-toc__list {
    display: flex;
    border-top: 1px solid var(--color-neutral);
    padding-top: var(--space-4);
    margin-top: 0;
  }

  .article-toc__label {
    display: block;
    font-family: var(--font-label);
    font-size: var(--text-xs);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-gray-mid);
    margin-bottom: var(--space-4);
  }

  /* Sidebar — sticky desktop */
  .article-sidebar {
    display: block;
    position: sticky;
    top: calc(var(--space-20) + var(--space-4));
  }

  .article-content h2 {
    font-size: var(--text-4xl);
  }

  .related-posts {
    padding-block: var(--space-24);
  }

  .related-posts__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-16);
  }

  .related-posts__title {
    font-size: var(--text-4xl);
  }
}

/* ============================================================
   ARTICLE PATTERN BREAKERS — stat cards, tables, callouts, steps
   ============================================================ */

/* Stat cards — grid de métricas destacadas */
.article-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-block: var(--space-8);
}

.article-stat {
  border: 1px solid var(--color-neutral);
  padding: var(--space-6);
  transition: background-color var(--transition-normal);
}

.article-stat:hover {
  background-color: var(--color-neutral);
}

.article-stat__number {
  font-family: var(--font-headline);
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.article-stat__label {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* Tabla responsive */
.article-table-wrap {
  overflow-x: auto;
  margin-block: var(--space-8);
  border: 1px solid var(--color-neutral);
  -webkit-overflow-scrolling: touch;
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 480px;
}

.article-table th {
  background-color: var(--color-neutral);
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  text-align: left;
  white-space: nowrap;
}

.article-table td {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  border-top: 1px solid var(--color-neutral);
  vertical-align: top;
}

.article-table td:first-child {
  color: var(--color-secondary);
  font-weight: var(--weight-medium);
  white-space: nowrap;
}

.article-table tr:nth-child(even) td {
  background-color: rgba(38,38,38,0.4);
}

/* Callout / key takeaway */
.article-callout {
  border-left: 3px solid var(--color-secondary);
  background-color: var(--color-neutral);
  padding: var(--space-6) var(--space-8);
  margin-block: var(--space-8);
}

.article-callout__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.article-callout__text {
  font-size: var(--text-base);
  color: var(--color-secondary);
  line-height: var(--leading-normal);
  font-weight: var(--weight-medium);
  margin-bottom: 0 !important;
}

/* Checklist con ✓ */
.article-checklist {
  list-style: none !important;
  padding-left: 0 !important;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-6);
}

.article-checklist li {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: var(--space-3);
  color: var(--color-gray-light) !important;
}

.article-checklist li::before {
  content: '✓';
  color: var(--color-secondary);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* Step cards — proceso visual */
.article-steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-block: var(--space-8);
}

.article-step {
  border: 1px solid var(--color-neutral);
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 3rem 1fr;
  grid-template-rows: auto auto;
  column-gap: var(--space-4);
  transition: background-color var(--transition-normal);
}

.article-step:hover {
  background-color: var(--color-neutral);
}

.article-step__number {
  font-family: var(--font-headline);
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-neutral);
  grid-column: 1;
  grid-row: 1 / 3;
  line-height: 1;
  align-self: start;
  padding-top: 0.05rem;
}

.article-step__title {
  font-family: var(--font-headline);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  grid-column: 2;
  grid-row: 1;
  margin-bottom: var(--space-2);
}

.article-step__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  grid-column: 2;
  grid-row: 2;
}

/* Results / highlight cards */
.article-results {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-block: var(--space-8);
  background-color: var(--color-neutral);
  padding: var(--space-8);
}

.article-results__title {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
  grid-column: 1 / -1;
}

.article-result {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.article-result__value {
  font-family: var(--font-headline);
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-secondary);
  line-height: 1;
}

.article-result__desc {
  font-size: var(--text-xs);
  color: var(--color-gray-light);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  font-family: var(--font-label);
}

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

  .article-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-results {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

  .article-results {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================================
   BLOG HUB — categorías + cards
   ============================================================ */

.blog-hub-category {
  border-bottom: 1px solid var(--color-neutral);
  padding-block: var(--space-12);
}

.blog-hub-category__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.blog-hub-category__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.blog-hub-category__title {
  font-size: var(--text-3xl);
}

.blog-hub-category__desc {
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  max-width: 52ch;
}

/* Grid de cards */
.blog-posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

/* Blog post card */
.blog-post-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-neutral);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.blog-post-card:hover {
  border-color: var(--color-gray-mid);
  background-color: var(--color-neutral);
}

.blog-post-card__thumb {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-neutral) 0%, #111 100%);
  flex-shrink: 0;
}

.blog-post-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7);
  transition: transform var(--transition-slow);
}

.blog-post-card:hover .blog-post-card__thumb img {
  transform: scale(1.04);
}

.blog-post-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.blog-post-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.blog-post-card__cat,
.blog-post-card__date {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.blog-post-card__title {
  font-size: var(--text-xl);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.blog-post-card:hover .blog-post-card__title {
  color: var(--color-gray-light);
}

.blog-post-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  flex: 1;
}

.blog-post-card__link {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-top: var(--space-2);
  transition: color var(--transition-fast);
}

.blog-post-card:hover .blog-post-card__link {
  color: var(--color-secondary);
}

/* Empty state — sin artículos todavía */
.blog-empty-state {
  border: 1px dashed var(--color-neutral);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}

.blog-empty-state__marker {
  font-size: var(--text-3xl);
  color: var(--color-neutral);
  line-height: 1;
  user-select: none;
}

.blog-empty-state__title {
  font-family: var(--font-headline);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-neutral);
}

.blog-empty-state__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-mid);
  line-height: var(--leading-normal);
  max-width: 36ch;
}

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

@media (min-width: 1024px) {
  .blog-hub-category {
    padding-block: var(--space-24);
  }

  .blog-hub-category__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
  }

  .blog-hub-category__title {
    font-size: var(--text-4xl);
  }

  .blog-posts-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Services grid 2-col variant (para páginas de servicio) */
@media (min-width: 640px) {
  .services__grid--2col {
    grid-template-columns: repeat(2, 1fr);
  }
  .services__grid--2col .service-card:nth-last-child(-n+2) {
    border-bottom: none;
  }
  .services__grid--2col .service-card:nth-child(even) {
    border-right: none;
  }
  .services__grid--2col .service-card {
    border-right: 1px solid var(--color-neutral);
    border-bottom: 1px solid var(--color-neutral);
  }
}

/* ============================================================
   RESPONSIVE — TABLET (≥ 640px)
   ============================================================ */

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

  .service-card {
    border-right: 1px solid var(--color-neutral);
    border-bottom: 1px solid var(--color-neutral);
  }

  .service-card:nth-child(even) {
    border-right: none;
  }

  .service-card:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .cases__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Equipment: 4 columnas desde tablet */
  .equipment__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* IA method cards: 2 columnas en tablet */
  .ia-approach__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ia-method-card {
    border-right: 1px solid var(--color-neutral);
    border-bottom: 1px solid var(--color-neutral);
  }

  .ia-method-card:nth-child(even) {
    border-right: none;
  }

  .ia-method-card:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .ia-method-card:last-child {
    border-bottom: none;
    border-right: none;
  }

  /* Packages: 3 columnas desde tablet si hay espacio */
  .packages__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================
   RELATED SERVICES — mobile first
   ============================================================ */

.related-services {
  border-top: 1px solid var(--color-neutral);
  padding-block: var(--space-12);
}

.related-services__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-8);
}

.related-service-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  grid-template-rows: auto auto;
  column-gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-neutral);
  transition: padding-left var(--transition-normal);
  cursor: pointer;
}

.related-service-card:hover {
  padding-left: var(--space-4);
}

.related-service-card__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  grid-column: 1;
  grid-row: 1;
  padding-top: 0.2rem;
}

.related-service-card__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  grid-column: 2;
  grid-row: 1;
  transition: color var(--transition-fast);
}

.related-service-card:hover .related-service-card__title {
  color: var(--color-gray-light);
}

.related-service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  grid-column: 2;
  grid-row: 2;
  margin-top: var(--space-2);
}

.related-service-card__arrow {
  font-size: var(--text-2xl);
  color: var(--color-gray-mid);
  grid-column: 3;
  grid-row: 1 / 3;
  align-self: center;
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.related-service-card:hover .related-service-card__arrow {
  transform: translate(4px, -4px);
  color: var(--color-secondary);
}

/* ============================================================
   CONTACT FORM
   ============================================================ */

.contact-section {
  border-bottom: 1px solid var(--color-neutral);
}

.contact-section__header {
  margin-bottom: var(--space-12);
}

.contact-section__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.contact-section__title {
  font-size: clamp(var(--text-5xl), 12vw, 9rem);
  line-height: 1;
  margin-bottom: var(--space-5);
}

.contact-section__desc {
  color: var(--color-gray-light);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  max-width: 48ch;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
}

.form-field input,
.form-field select,
.form-field textarea {
  background-color: transparent;
  border: 1px solid var(--color-neutral);
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  padding: var(--space-4) var(--space-5);
  outline: none;
  width: 100%;
  transition: border-color var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-secondary);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--color-gray-mid);
}

.form-field textarea {
  min-height: 160px;
  resize: vertical;
}

.form-field select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-5) center;
  padding-right: var(--space-10);
}

.form-field select option {
  background-color: var(--color-primary);
  color: var(--color-secondary);
}

.contact-form .btn {
  width: 100%;
  padding: var(--space-4) var(--space-6);
}

/* Contact info sidebar */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact-info__item {
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-neutral);
}

.contact-info__item:last-child {
  border-bottom: 1px solid var(--color-neutral);
}

.contact-info__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-2);
}

.contact-info__value {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-2);
}

.contact-info__value a {
  transition: color var(--transition-fast);
}

.contact-info__value a:hover {
  color: var(--color-gray-light);
}

.contact-info__note {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* Steps list */
.contact-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.contact-steps li {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-snug);
}

.contact-steps li::before {
  content: attr(data-step);
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  padding-top: 0.1rem;
}

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

@media (min-width: 1024px) {
  .contact-section__header {
    margin-bottom: var(--space-20);
  }

  .contact-grid {
    grid-template-columns: 1fr 380px;
    gap: var(--space-20);
  }

  .contact-form .btn {
    width: auto;
    padding: var(--space-4) var(--space-10);
  }
}

/* ============================================================
   ERROR HERO (404)
   ============================================================ */

.error-hero {
  padding-top: 5rem;
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-neutral);
  overflow: hidden;
}

.error-hero__number {
  font-family: var(--font-headline);
  font-size: clamp(8rem, 35vw, 26rem);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  line-height: 0.85;
  color: var(--color-neutral);
  margin-bottom: var(--space-10);
  user-select: none;
}

.error-hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.error-hero__headline {
  font-family: var(--font-headline);
  font-size: clamp(var(--text-3xl), 6vw, var(--text-5xl));
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  line-height: var(--leading-tight);
}

.error-hero__headline em {
  font-style: normal;
  color: var(--color-gray-mid);
}

.error-hero__desc {
  color: var(--color-gray-light);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  max-width: 44ch;
}

.error-hero__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .error-hero__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (min-width: 1024px) {
  .error-hero {
    padding-top: var(--space-32);
    padding-bottom: var(--space-20);
  }

  .error-hero__content {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-12);
  }

  .error-hero__actions {
    flex-direction: column;
    flex-shrink: 0;
    align-items: flex-end;
  }
}

/* ============================================================
   ABOUT INTRO — texto + VSL en lado a lado
   ============================================================ */

.about-intro {
  border-bottom: 1px solid var(--color-neutral);
}

.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

.about-intro__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about-intro__lead {
  font-size: var(--text-lg);
  line-height: var(--leading-normal);
  color: var(--color-secondary);
}

.about-intro__body {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-gray-light);
}

.about-intro__vsl {
  aspect-ratio: 16 / 9;
  width: 100%;
}

@media (min-width: 1024px) {
  .about-intro__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

/* ============================================================
   TEAM — hub nosotros & perfiles individuales
   ============================================================ */

.team-section {
  border-bottom: 1px solid var(--color-neutral);
  padding-block: var(--space-12);
}

.team-section__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-8);
}

.team-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  grid-template-rows: auto auto auto;
  column-gap: var(--space-5);
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-neutral);
  transition: padding-left var(--transition-normal), background-color var(--transition-normal);
}

.team-card:hover {
  padding-left: var(--space-4);
  background-color: var(--color-neutral);
}

.team-card__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  grid-column: 1;
  grid-row: 1;
  padding-top: 0.35rem;
}

.team-card__name {
  font-family: var(--font-headline);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  grid-column: 2;
  grid-row: 1;
  margin-bottom: var(--space-2);
}

.team-card__role {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  grid-column: 2;
  grid-row: 2;
  margin-bottom: var(--space-4);
}

.team-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  grid-column: 2;
  grid-row: 3;
  max-width: 52ch;
}

/* Profile expertise list */
.expertise {
  border-bottom: 1px solid var(--color-neutral);
}

.expertise__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-neutral);
}

.expertise__item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  column-gap: var(--space-4);
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-neutral);
}

.expertise__item:last-child {
  border-bottom: none;
}

.expertise__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  padding-top: 0.2rem;
}

.expertise__name {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.expertise__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* YouTube videos section */
.yt-section {
  border-bottom: 1px solid var(--color-neutral);
}

.yt-section__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.yt-section__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.yt-section__title {
  font-size: var(--text-3xl);
}

.yt-section__channel {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-label);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-light);
  transition: color var(--transition-fast);
  margin-top: var(--space-2);
}

.yt-section__channel:hover {
  color: var(--color-secondary);
}

.videos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.video-card {
  display: block;
  overflow: hidden;
}

.video-card__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-neutral);
  margin-bottom: var(--space-4);
}

.video-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.75);
  transition: transform var(--transition-slow), filter var(--transition-normal);
}

.video-card:hover .video-card__thumb img {
  transform: scale(1.04);
  filter: brightness(0.9);
}

.video-card__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-card__play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 4px;
  transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.video-card:hover .video-card__play-btn {
  transform: scale(1.1);
  background-color: var(--color-gray-light);
}

.video-card__title {
  font-family: var(--font-headline);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  transition: color var(--transition-fast);
  line-height: var(--leading-snug);
}

.video-card:hover .video-card__title {
  color: var(--color-gray-light);
}

/* ============================================================
   IA METHOD CARDS (GEO, AEO, LLMO…) — mobile first
   ============================================================ */

.ia-approach {
  border-bottom: 1px solid var(--color-neutral);
}

.ia-approach__header {
  margin-bottom: var(--space-10);
}

.ia-approach__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.ia-approach__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.ia-approach__desc {
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  max-width: 52ch;
}

.ia-approach__grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--color-neutral);
}

.ia-method-card {
  padding: var(--space-8) var(--space-6);
  border-bottom: 1px solid var(--color-neutral);
  transition: background-color var(--transition-normal);
}

.ia-method-card:last-child {
  border-bottom: none;
}

.ia-method-card:hover {
  background-color: var(--color-neutral);
}

.ia-method-card__acronym {
  font-family: var(--font-headline);
  font-size: clamp(var(--text-4xl), 7vw, var(--text-6xl));
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: var(--space-5);
}

.ia-method-card__name {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-3);
}

.ia-method-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

/* ============================================================
   SUBSERVICES (hub pages) — mobile first
   ============================================================ */

.subservices {
  border-bottom: 1px solid var(--color-neutral);
}

.subservices__header {
  margin-bottom: var(--space-10);
}

.subservices__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.subservices__intro {
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  max-width: 52ch;
}

.subservices__grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--color-neutral);
}

.subservice-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  grid-template-rows: auto auto auto;
  column-gap: var(--space-4);
  padding: var(--space-8) var(--space-6);
  border-bottom: 1px solid var(--color-neutral);
  transition: padding-left var(--transition-normal), background-color var(--transition-normal);
}

.subservice-card:last-child {
  border-bottom: none;
}

.subservice-card:hover {
  padding-left: calc(var(--space-6) + var(--space-4));
  background-color: var(--color-neutral);
}

.subservice-card__number {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  color: var(--color-gray-mid);
  letter-spacing: var(--tracking-wider);
  grid-column: 1;
  grid-row: 1;
  padding-top: 0.2rem;
}

.subservice-card__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  grid-column: 2;
  grid-row: 1;
  margin-bottom: var(--space-3);
  transition: color var(--transition-fast);
}

.subservice-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  grid-column: 2;
  grid-row: 2;
  margin-bottom: var(--space-4);
}

.subservice-card__cta {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  grid-column: 2;
  grid-row: 3;
  transition: color var(--transition-fast);
}

.subservice-card:hover .subservice-card__cta {
  color: var(--color-secondary);
}

/* ============================================================
   RESPONSIVE — DESKTOP (≥ 1024px)
   ============================================================ */

@media (min-width: 1024px) {

  /* Typography — desktop scale */
  h1 { font-size: var(--text-6xl); }
  h2 { font-size: var(--text-5xl); }
  h3 { font-size: var(--text-3xl); }
  h4 { font-size: var(--text-2xl); }
  h5 { font-size: var(--text-xl); }
  h6 { font-size: var(--text-lg); }

  /* Layout */
  .container {
    padding-inline: var(--space-8);
  }

  .section {
    padding-block: var(--space-24);
  }

  /* Nav — horizontal, no hamburger */
  .nav {
    padding-block: var(--space-6);
  }

  .nav__toggle {
    display: none;
  }

  .nav__links {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    background-color: transparent;
    gap: var(--space-8);
    inset: auto;
  }

  .nav .nav__links .nav__link {
    font-family: var(--font-label);
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-gray-light);
  }

  .nav .nav__links .nav__link:hover {
    color: var(--color-secondary);
  }

  .nav .nav__links .btn-outlined {
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    font-family: var(--font-label);
    padding: var(--space-3) var(--space-6);
  }

  /* Dropdown — desktop */
  .nav__item--has-dropdown {
    position: relative;
    align-items: flex-start;
  }

  /* Invisible bridge that fills the gap between trigger and dropdown panel,
     so moving the mouse downward doesn't break the :hover chain */
  .nav__item--has-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: var(--space-4);
  }

  .nav__dropdown-toggle {
    font-family: var(--font-label);
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-gray-light);
    gap: var(--space-2);
  }

  .nav__dropdown-toggle:hover {
    color: var(--color-secondary);
  }

  .nav__chevron {
    width: 8px;
    height: 5px;
    margin-top: 0;
  }

  /* Dropdown panel — desktop: absolute below nav */
  .nav__dropdown {
    position: absolute;
    top: calc(100% + var(--space-4));
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-primary);
    border: 1px solid var(--color-neutral);
    min-width: 200px;
    padding: var(--space-2) 0;
    align-items: stretch;
    gap: 0;
    margin-top: 0;
    z-index: var(--z-nav);
  }

  .nav__item--has-dropdown:hover .nav__dropdown,
  .nav__item--has-dropdown.is-open .nav__dropdown {
    display: flex;
  }

  .nav__dropdown-link {
    font-family: var(--font-label);
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    color: var(--color-gray-light);
    padding: var(--space-3) var(--space-6);
    transition: background-color var(--transition-fast), color var(--transition-fast);
  }

  .nav__dropdown-link:hover {
    background-color: var(--color-neutral);
    color: var(--color-secondary);
  }

  /* Fix: btn-outlined hover needs higher specificity than nav__link:hover */
  .nav .nav__links .btn-outlined:hover {
    background-color: var(--color-secondary);
    color: var(--color-primary);
  }

  /* Hero — desktop: generous padding, no forced full-height gap */
  .hero {
    padding-top: var(--space-32);
    padding-bottom: var(--space-20);
  }

  .hero__eyebrow {
    margin-bottom: var(--space-6);
  }

  .hero__headline {
    max-width: 14ch;
    margin-bottom: var(--space-10);
  }

  .hero__meta {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-8);
    flex-wrap: wrap;
  }

  .hero__desc {
    max-width: 40ch;
    font-size: var(--text-lg);
  }

  .hero__actions {
    flex-direction: row;
    flex-shrink: 0;
  }

  .hero__actions .btn {
    width: auto;
  }

  /* Services */
  .services__header {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-8);
    margin-bottom: var(--space-16);
  }

  .services__title {
    font-size: var(--text-4xl);
  }

  .services__intro {
    max-width: 38ch;
    padding-top: var(--space-3);
  }

  .services__grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .services__grid--2col {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-card {
    padding: var(--space-8);
    border-bottom: none;
    border-right: 1px solid var(--color-neutral);
  }

  .service-card:nth-child(even) {
    border-right: 1px solid var(--color-neutral);
  }

  .service-card:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .service-card:last-child {
    border-right: none;
    border-bottom: none;
  }

  .service-card__number {
    margin-bottom: var(--space-10);
  }

  /* Cases */
  .cases__header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-12);
  }

  .cases__title {
    font-size: var(--text-4xl);
  }

  .cases__grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .case-card:first-child {
    grid-column: span 7;
  }

  .case-card:not(:first-child) {
    grid-column: span 5;
  }

  .case-card__body {
    padding: var(--space-8);
  }

  .case-card__title {
    font-size: var(--text-2xl);
  }

  /* Blog */
  .blog-section__header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-12);
  }

  .blog-section__title {
    font-size: var(--text-4xl);
  }

  .post-item {
    gap: var(--space-8);
    padding-block: var(--space-8);
  }

  .post-item__title {
    font-size: var(--text-2xl);
  }

  .post-item__arrow {
    font-size: var(--text-2xl);
  }

  /* Footer */
  .footer {
    padding-block: var(--space-12);
  }

  .footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  /* Page Hero — desktop */
  .page-hero {
    padding-top: var(--space-32);
    padding-bottom: var(--space-20);
  }

  .page-hero__bottom {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-12);
  }

  .page-hero__desc {
    font-size: var(--text-lg);
  }

  /* Process — desktop: horizontal 5 columnas */
  .process__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-16);
  }

  .process__steps {
    flex-direction: row;
    border-top: 1px solid var(--color-neutral);
  }

  .process__step {
    flex: 1;
    display: block;
    padding: var(--space-8);
    border-top: none;
    border-left: 1px solid var(--color-neutral);
  }

  .process__step:first-child {
    border-left: none;
  }

  .process__number {
    margin-bottom: var(--space-10);
  }

  .process__step-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
  }

  /* Equipment — desktop */
  .equipment__header {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-8);
    margin-bottom: var(--space-16);
  }

  .equipment__title {
    font-size: var(--text-4xl);
    flex-shrink: 0;
  }

  .equipment__intro {
    max-width: 38ch;
    padding-top: var(--space-3);
  }

  /* Cases — equal modifier: 3 columnas iguales en desktop */
  .cases--equal .cases__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .cases--equal .case-card:first-child,
  .cases--equal .case-card:not(:first-child) {
    grid-column: span 1;
  }

  /* Packages — desktop */
  .packages__title {
    margin-bottom: var(--space-16);
  }

  .packages__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .package-card {
    padding: var(--space-10);
    border-right: none;
    border-bottom: none;
  }

  .package-card:not(:last-child) {
    border-right: 1px solid var(--color-neutral);
  }

  .package-card--featured {
    border-right: 1px solid var(--color-secondary);
    border-left: 1px solid var(--color-secondary);
  }

  .package-card--featured:not(:last-child) {
    border-right: 1px solid var(--color-secondary);
  }

  /* Team & videos — desktop */
  .team-card__name {
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  }

  .yt-section__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-16);
  }

  .yt-section__title {
    font-size: var(--text-4xl);
  }

  .videos-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* IA method cards — desktop: 4 columnas */
  .ia-approach__header {
    margin-bottom: var(--space-16);
  }

  .ia-approach__title {
    font-size: var(--text-4xl);
  }

  .ia-approach__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .ia-method-card {
    border-bottom: none;
    border-right: 1px solid var(--color-neutral);
    padding: var(--space-10) var(--space-8);
  }

  .ia-method-card:nth-child(even) {
    border-right: 1px solid var(--color-neutral);
  }

  .ia-method-card:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .ia-method-card:last-child {
    border-right: none;
    border-bottom: none;
  }

  /* Subservices — desktop: 2 columns */
  .subservices__header {
    margin-bottom: var(--space-16);
  }

  .subservices__title {
    font-size: var(--text-4xl);
  }

  .subservices__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .subservice-card {
    border-right: 1px solid var(--color-neutral);
    padding: var(--space-10) var(--space-8);
  }

  .subservice-card:nth-child(even) {
    border-right: none;
  }

  .subservice-card:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .subservice-card:last-child {
    border-bottom: none;
    border-right: none;
  }

  .subservice-card__title {
    font-size: var(--text-3xl);
  }
}

/* Service card CTA variant (últsima card del grid, full-width) */
.service-card--cta {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  border-bottom: none;
}

.service-card--cta .service-card__number {
  flex-shrink: 0;
}

.service-card--cta::after {
  content: '↗';
  font-size: var(--text-2xl);
  color: var(--color-gray-mid);
  flex-shrink: 0;
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.service-card--cta:hover::after {
  transform: translate(4px, -4px);
  color: var(--color-secondary);
}

/* ============================================================
   STICKY MOBILE CTA — artículos del blog
   ============================================================ */

.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: var(--color-neutral);
  border-top: 1px solid var(--color-gray-mid);
  padding: var(--space-3) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transform: translateY(100%);
  transition: transform 0.3s ease;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

.sticky-cta__text {
  flex: 1;
  min-width: 0;
}

.sticky-cta__label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-1);
}

.sticky-cta__body {
  font-size: var(--text-sm);
  color: var(--color-secondary);
  line-height: var(--leading-snug);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sticky-cta__btn {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
}

.sticky-cta__close {
  flex-shrink: 0;
  color: var(--color-gray-mid);
  transition: color var(--transition-fast);
  padding: var(--space-2);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}

.sticky-cta__close:hover {
  color: var(--color-secondary);
}

@media (min-width: 1024px) {
  .sticky-cta {
    display: none;
  }
}

/* ============================================================
   SCROLL BANNER — aparece al 45% del artículo, solo desktop
   ============================================================ */

.scroll-banner {
  display: none;
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-modal);
  width: 320px;
  background-color: var(--color-secondary);
  padding: var(--space-8);
  transform: translateY(calc(100% + var(--space-8)));
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
  box-shadow: var(--shadow-lg);
}

.scroll-banner.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.scroll-banner__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  color: var(--color-gray-mid);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-1);
  line-height: 0;
}

.scroll-banner__close:hover {
  color: var(--color-primary);
}

.scroll-banner__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-3);
}

.scroll-banner__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-primary);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-3);
}

.scroll-banner__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-mid);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-6);
}

.scroll-banner__btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

@media (min-width: 1024px) {
  .scroll-banner {
    display: block;
  }
}

/* ============================================================
   FAQ ACCORDION — mobile first
   ============================================================ */

.faq {
  border-bottom: 1px solid var(--color-neutral);
}

.faq__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.faq__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-10);
  max-width: 22ch;
}

/* Lista: flex column con gap entre cards */
.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Cada item es una card con fondo gris */
.faq__item {
  background-color: var(--color-neutral);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  width: 100%;
  padding: var(--space-5) var(--space-6);
  text-align: left;
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  letter-spacing: normal;
  text-transform: none;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
  line-height: var(--leading-snug);
}

.faq__question:hover {
  color: var(--color-gray-light);
}

.faq__icon {
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  color: var(--color-gray-mid);
}

.faq__item.is-open .faq__icon {
  transform: rotate(180deg);
}

/* Transición suave con grid-template-rows */
.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.faq__item.is-open .faq__answer {
  grid-template-rows: 1fr;
}

.faq__answer-inner {
  overflow: hidden;
}

.faq__answer-inner p {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
  padding: 0 var(--space-6) var(--space-6);
  margin-bottom: 0;
  max-width: none;
}

@media (min-width: 1024px) {
  .faq__list {
    gap: var(--space-3);
  }

  .faq__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-16);
  }

  .faq__question {
    font-size: var(--text-base);
    padding: var(--space-5) var(--space-8);
  }

  .faq__answer-inner p {
    font-size: var(--text-sm);
    padding: 0 var(--space-8) var(--space-6);
  }
}

/* ============================================================
   THANK YOU PAGE — confirm hero
   ============================================================ */

.confirm-hero {
  padding-top: 7rem;
  padding-bottom: var(--space-16);
  text-align: center;
  border-bottom: 1px solid var(--color-neutral);
}

.confirm-hero__check {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.confirm-hero__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-5);
}

.confirm-hero__headline {
  font-size: clamp(var(--text-4xl), 10vw, 8rem);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.confirm-hero__headline em {
  font-style: normal;
  color: var(--color-gray-mid);
}

.confirm-hero__desc {
  color: var(--color-gray-light);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  max-width: 44ch;
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .confirm-hero {
    padding-top: var(--space-32);
    padding-bottom: var(--space-24);
  }

  .confirm-hero__desc {
    font-size: var(--text-lg);
  }
}

/* ============================================================
   THANK YOU PAGE — explore grid
   ============================================================ */

.explore-section__eyebrow {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-4);
}

.explore-section__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-10);
}

.explore-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.explore-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  border: 1px solid var(--color-neutral);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.explore-card:hover {
  background-color: var(--color-neutral);
  border-color: var(--color-gray-mid);
}

.explore-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.explore-card__tag {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

.explore-card__arrow {
  font-size: var(--text-xl);
  color: var(--color-gray-mid);
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.explore-card:hover .explore-card__arrow {
  transform: translate(4px, -4px);
  color: var(--color-secondary);
}

.explore-card__title {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-secondary);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.explore-card:hover .explore-card__title {
  color: var(--color-gray-light);
}

.explore-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  line-height: var(--leading-normal);
}

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

@media (min-width: 1024px) {
  .explore-section__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-16);
  }

  .explore-card__title {
    font-size: var(--text-3xl);
  }
}