/* ============================================================
   Tokens
   ============================================================ */
:root {
  --black: #000000;
  --surface: #0b0c0d;
  --surface-2: #151617;
  --white: #ffffff;
  --off-white: #f4f5f6;
  --ink: #191b1d;
  --ink-2: #24272a;

  --gray: #a3a7ac;
  --gray-dark: #5f646a;

  --line: rgba(255, 255, 255, .2);
  --line-dark: rgba(0, 0, 0, .16);

  /* Blancos translúcidos reutilizados en textos sobre imagen. */
  --w-72: rgba(255, 255, 255, .72);
  --w-64: rgba(255, 255, 255, .64);
  --w-50: rgba(255, 255, 255, .5);

  --font: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  --content: 1180px;
  --gutter: 24px;
  --radius: 4px;
}

@media (min-width: 700px) {
  :root { --gutter: 36px; }
}

/* Centra el contenido en pantallas anchas sin romper los fondos a sangre. */
.section-light,
.use-cases-section,
.offer-section {
  --edge: max(var(--gutter), calc((100vw - var(--content)) / 2));
}

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

html {
  scroll-behavior: smooth;
  background: var(--black);
  -webkit-text-size-adjust: 100%;
}

body {
  min-width: 320px;
  overflow-x: hidden;
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
}

ul {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  z-index: 300;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--black);
  font-size: 13px;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform .2s ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

/* ============================================================
   Header
   ============================================================ */
.offer-ribbon {
  position: relative;
  z-index: 110;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  background: var(--off-white);
  color: #25282b;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-align: center;
}

.site-header {
  position: absolute;
  z-index: 100;
  top: 34px;
  left: 0;
  right: 0;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gutter);
}

/* El área táctil se extiende con padding; la imagen mantiene su altura. */
.site-logo-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 8px 12px 0;
}

.site-logo {
  width: auto;
  height: 20px;
}

.header-cta {
  min-width: 92px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid var(--w-72);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  transition: background-color .2s ease, color .2s ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  background: var(--white);
  color: var(--black);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: max(820px, calc(100svh - 34px));
  display: flex;
  align-items: flex-end;
  isolation: isolate;
  overflow: hidden;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  animation: heroEntrance 7s ease-out both;
}

.hero-shade {
  z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, .02) 0%,
    rgba(0, 0, 0, .05) 43%,
    rgba(0, 0, 0, .58) 66%,
    rgba(0, 0, 0, .95) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--content);
  margin: 0 auto;
  padding: 150px var(--gutter) 44px;
}

.hero h1 {
  max-width: 680px;
  margin-bottom: 14px;
  font-size: clamp(40px, 11vw, 62px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.035em;
}

.hero-copy {
  max-width: 540px;
  margin-bottom: 22px;
  color: var(--w-72);
  font-size: 15px;
  line-height: 1.55;
}

.eyebrow,
.kicker {
  display: block;
  margin-bottom: 12px;
  color: var(--w-72);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}

/* --- Precio --- */
.hero-offer {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 3px 9px;
  margin-bottom: 14px;
}

.price-label {
  flex-basis: 100%;
  color: rgba(255, 255, 255, .62);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
}

.price-now {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.price-now small {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 700;
}

.price-now strong {
  font-size: 48px;
  font-weight: 700;
  line-height: .95;
  letter-spacing: -.035em;
}

.price-before {
  color: var(--w-50);
  font-size: 11px;
}

.lifetime-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.lifetime-note > span {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(255, 255, 255, .62);
  border-radius: 50%;
  font-size: 11px;
}

.lifetime-note p {
  display: flex;
  flex-direction: column;
  color: var(--w-64);
  font-size: 11px;
  line-height: 1.45;
}

.lifetime-note strong {
  color: var(--white);
  font-size: 13px;
}

/* ============================================================
   Botones
   ============================================================ */
.primary-cta {
  width: 100%;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 15px 22px;
  border: 1px solid var(--white);
  border-radius: var(--radius);
  background: var(--white);
  color: #161719;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .01em;
  text-align: center;
  transition: background-color .2s ease, color .2s ease, transform .12s ease;
}

.primary-cta:hover,
.primary-cta:focus-visible {
  background: transparent;
  color: var(--white);
}

.primary-cta:active {
  transform: scale(.985);
}

.primary-cta--dark {
  border-color: var(--ink-2);
  background: var(--ink-2);
  color: var(--white);
}

.primary-cta--dark:hover,
.primary-cta--dark:focus-visible {
  background: transparent;
  color: var(--ink-2);
}

.secondary-cta {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
}

.secondary-cta:hover,
.secondary-cta:focus-visible {
  text-decoration: underline;
}

.microcopy {
  margin-top: 10px;
  color: rgba(255, 255, 255, .52);
  font-size: 9px;
  line-height: 1.4;
  text-align: center;
}

.microcopy--dark {
  color: var(--gray-dark);
}

/* ============================================================
   Layout de secciones
   ============================================================ */
.section {
  max-width: var(--content);
  margin: 0 auto;
  padding: 76px var(--gutter);
}

.section-light {
  max-width: none;
  padding-right: var(--edge);
  padding-left: var(--edge);
  background: var(--white);
  color: var(--ink);
}

.section-heading {
  max-width: 680px;
  margin-bottom: 34px;
}

.section-heading h2,
.offer-intro h2,
.visual-break h2,
.guarantee h2,
.final-cta h2 {
  margin-bottom: 14px;
  font-size: clamp(34px, 9vw, 54px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.03em;
}

.section-heading p,
.offer-intro p {
  color: var(--gray-dark);
  font-size: 14px;
  line-height: 1.65;
}

/* Secciones sobre fondo negro: kicker y bajada aclaran. */
.use-cases-section .kicker,
.comparison-section .kicker,
.faq-section .kicker,
.guarantee .kicker,
.use-cases-section .section-heading p,
.comparison-section .section-heading p,
.faq-section .section-heading p {
  color: var(--gray);
}

.section-heading .kicker,
.offer-intro .kicker {
  color: var(--gray-dark);
}

.use-cases-section .section-heading .kicker,
.comparison-section .section-heading .kicker,
.faq-section .section-heading .kicker {
  color: var(--gray);
}

/* ============================================================
   Quick proof
   ============================================================ */
.quick-proof {
  max-width: var(--content);
  display: grid;
  grid-template-columns: 1fr;
  margin: 0 auto;
  padding: 24px var(--gutter);
  background: var(--black);
}

.quick-proof div {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 10px;
  text-align: center;
}

.quick-proof div + div {
  border-top: 1px solid var(--line);
}

.quick-proof strong {
  margin-bottom: 5px;
  font-size: 15px;
}

.quick-proof span {
  color: var(--gray);
  font-size: 11px;
}

/* ============================================================
   Producto
   ============================================================ */
.product-stage {
  position: relative;
  margin-bottom: 18px;
  overflow: hidden;
  background: #dfe1e3;
}

.product-stage img {
  width: 100%;
  height: auto;
  aspect-ratio: 1.05 / 1;
  object-fit: cover;
  object-position: 63% center;
}

.product-stage figcaption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.product-stage figcaption span {
  padding: 7px 10px;
  border-radius: 3px;
  background: rgba(0, 0, 0, .78);
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
}

.benefit-grid {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--line-dark);
}

.benefit-card {
  min-height: 170px;
  padding: 24px;
  background: var(--white);
}

.benefit-icon {
  display: block;
  margin-bottom: 26px;
  color: var(--gray-dark);
  font-size: 10px;
  font-weight: 700;
}

.benefit-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.benefit-card p {
  color: var(--gray-dark);
  font-size: 12px;
  line-height: 1.6;
}

/* ============================================================
   Visual break
   ============================================================ */
.visual-break {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.visual-break > img,
.visual-break__shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.visual-break > img {
  object-fit: cover;
  object-position: 67% center;
}

.visual-break__shade {
  background: linear-gradient(180deg, rgba(0, 0, 0, .04) 30%, rgba(0, 0, 0, .82) 100%);
}

.visual-break__copy {
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding: 48px var(--gutter);
}

.visual-break__copy p {
  max-width: 500px;
  color: var(--w-72);
  font-size: 14px;
  line-height: 1.65;
}

/* ============================================================
   Casos de uso
   ============================================================ */
.use-cases-section {
  max-width: none;
  padding-right: var(--edge);
  padding-left: var(--edge);
  background: var(--black);
}

.use-cases-grid {
  display: grid;
  gap: 12px;
}

.use-case {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  background: var(--surface-2);
}

.use-case::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 44%, rgba(0, 0, 0, .84) 100%);
}

.use-case img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.use-case:nth-child(2) img {
  object-position: 44% center;
}

.use-case > div {
  position: absolute;
  z-index: 2;
  left: 20px;
  right: 20px;
  bottom: 20px;
}

.use-case h3 {
  margin-bottom: 5px;
  font-size: 22px;
}

.use-case p {
  color: rgba(255, 255, 255, .7);
  font-size: 12px;
}

/* ============================================================
   Oferta
   ============================================================ */
.offer-section {
  max-width: none;
  display: grid;
  gap: 40px;
  padding: 76px var(--edge);
  background: var(--off-white);
  color: var(--ink);
}

.offer-intro {
  max-width: 600px;
}

.offer-card {
  position: relative;
  padding: 34px 22px 22px;
  border: 1px solid #c8cbce;
  border-radius: var(--radius);
  background: var(--white);
}

.offer-card__flag {
  position: absolute;
  top: 0;
  right: 0;
  padding: 8px 11px;
  border-radius: 0 3px 0 3px;
  background: #282b2e;
  color: var(--white);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .08em;
}

.offer-list {
  display: grid;
  margin-bottom: 24px;
  border-top: 1px solid var(--line-dark);
}

.offer-list > li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-dark);
}

.offer-check {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border: 1px solid var(--ink-2);
  border-radius: 50%;
  font-size: 11px;
}

.offer-list p {
  display: flex;
  flex-direction: column;
  font-size: 13px;
}

.offer-list small {
  margin-top: 3px;
  color: var(--gray-dark);
  font-size: 10px;
}

.offer-list__bonus {
  margin: 0 -10px;
  padding-right: 10px;
  padding-left: 10px;
  background: #eef0f2;
}

.offer-list__bonus .offer-check {
  background: var(--ink-2);
  color: var(--white);
}

.price-box {
  display: grid;
  grid-template-columns: .9fr 1.25fr;
  margin-bottom: 16px;
  border: 1px solid #292c2f;
}

.price-box > div {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 13px 11px;
}

.price-box > div:last-child {
  background: var(--ink-2);
  color: var(--white);
}

.price-box span {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .06em;
}

.price-box s {
  color: var(--gray-dark);
  font-size: 11px;
}

.price-box strong {
  font-size: 22px;
  letter-spacing: -.025em;
}

.no-monthly {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin: 15px 0 20px;
}

.no-monthly strong {
  font-size: 28px;
  letter-spacing: -.03em;
}

.no-monthly span {
  color: var(--gray-dark);
  font-size: 10px;
}

/* ============================================================
   Comparación
   ============================================================ */
.comparison-section {
  padding-top: 80px;
  padding-bottom: 48px;
}

.comparison {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-collapse: collapse;
  border-radius: var(--radius);
  table-layout: fixed;
}

.comparison th,
.comparison td {
  padding: 15px 9px;
  font-size: 10px;
  line-height: 1.35;
  text-align: left;
  vertical-align: middle;
}

.comparison tr + tr th,
.comparison tr + tr td {
  border-top: 1px solid var(--line);
}

.comparison th + th,
.comparison th + td,
.comparison td + th,
.comparison td + td {
  border-left: 1px solid var(--line);
}

/* Columna de etiquetas (~0.75fr) frente a las dos columnas de datos. */
.comparison col,
.comparison thead td:first-child,
.comparison tbody th {
  width: 27%;
}

.comparison tbody th {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
}

/* Columna "Internet común": atenuada. */
.comparison tbody td:first-of-type {
  color: var(--gray);
}

/* Columna "Tu oferta": destacada. */
.comparison tbody td:last-child {
  background: rgba(255, 255, 255, .08);
  color: var(--white);
  font-weight: 700;
}

.comparison thead {
  background: var(--surface-2);
  color: var(--gray);
  font-weight: 700;
}

.comparison thead th:last-child {
  background: var(--white);
  color: var(--black);
}

/* ============================================================
   Garantía
   ============================================================ */
.compact-section {
  padding-top: 30px;
  padding-bottom: 30px;
}

.guarantee {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: center;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.guarantee-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  border: 1px solid var(--w-72);
  border-radius: 50%;
  font-size: 26px;
  font-weight: 700;
}

.guarantee-icon span {
  margin-top: 2px;
  font-size: 7px;
  letter-spacing: .1em;
}

.guarantee .kicker {
  margin-bottom: 7px;
}

.guarantee h2 {
  margin-bottom: 6px;
  font-size: 25px;
}

.guarantee p {
  color: var(--gray);
  font-size: 11px;
  line-height: 1.55;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-section {
  padding-top: 54px;
  padding-bottom: 82px;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-question {
  width: 100%;
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border: 0;
  background: transparent;
  color: var(--white);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  text-align: left;
}

.faq-question span {
  flex: 0 0 auto;
  color: var(--white);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
  transition: transform .25s ease;
}

.faq-item.active .faq-question span {
  transform: rotate(45deg);
}

/* Acordeón sin JS de alturas: grid-template-rows 0fr -> 1fr. */
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .3s ease;
}

.faq-answer p {
  min-height: 0;
  overflow: hidden;
  color: var(--gray);
  font-size: 12px;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.active .faq-answer p {
  padding-bottom: 20px;
}

/* ============================================================
   CTA final
   ============================================================ */
.final-cta {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.final-cta > img,
.final-cta__shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.final-cta > img {
  object-fit: cover;
  object-position: 43% center;
}

.final-cta__shade {
  background: linear-gradient(180deg, rgba(0, 0, 0, .02) 20%, rgba(0, 0, 0, .78) 78%, rgba(0, 0, 0, .94) 100%);
}

.final-cta__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 60px var(--gutter) 54px;
  text-align: center;
}

.final-cta h2 {
  font-size: clamp(40px, 10vw, 60px);
}

.final-cta__content > p:not(.microcopy):not(.final-price) {
  margin-bottom: 16px;
  color: var(--w-72);
  font-size: 14px;
}

.final-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.final-price s {
  color: var(--w-50);
  font-size: 11px;
}

.final-price strong {
  font-size: 30px;
  letter-spacing: -.025em;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  padding: 32px var(--gutter) 98px;
  border-top: 1px solid var(--line);
  background: var(--black);
  text-align: center;
}

.footer-logo {
  width: auto;
  height: 14px;
  margin: 0 auto 14px;
  opacity: .62;
}

.footer p {
  max-width: 560px;
  margin: 0 auto;
  color: #8a8e93;
  font-size: 10px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 6px;
  color: #a1a4a8;
  font-size: 10px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 8px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--white);
  text-decoration: underline;
}

/* ============================================================
   Sticky offer
   ============================================================ */
.sticky-offer {
  position: fixed;
  z-index: 200;
  left: 12px;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 9px 9px 15px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: var(--radius);
  background: rgba(14, 15, 16, .94);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .46);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateY(calc(100% + 28px));
  opacity: 0;
  pointer-events: none;
  transition: transform .35s ease, opacity .35s ease;
}

/* [hidden] lo saca del árbol de accesibilidad; .visible dispara la animación. */
.sticky-offer[hidden] {
  display: none;
}

.sticky-offer.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.sticky-offer > div {
  display: flex;
  flex-direction: column;
}

.sticky-offer span {
  margin-bottom: 2px;
  color: var(--gray);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .1em;
}

.sticky-offer strong {
  font-size: 18px;
}

.sticky-offer a {
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 3px;
  background: var(--white);
  color: var(--black);
  font-size: 11px;
  font-weight: 700;
}

/* ============================================================
   Animaciones
   ============================================================ */
@keyframes heroEntrance {
  from { transform: scale(1.035); }
  to { transform: scale(1); }
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.2, .65, .2, 1);
}

.js .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

/* ============================================================
   Breakpoints
   ============================================================ */

/* Móvil: los casos de uso pasan a carrusel con snap. */
@media (max-width: 699px) {
  .use-cases-grid {
    display: flex;
    width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: inline mandatory;
    scrollbar-width: none;
  }

  .use-cases-grid::-webkit-scrollbar {
    display: none;
  }

  .use-case,
  .use-case--wide {
    flex: 0 0 min(82vw, 340px);
    min-height: 430px;
    scroll-snap-align: start;
  }
}

@media (min-width: 700px) {
  .offer-ribbon { font-size: 10px; }
  .site-logo { height: 22px; }

  .hero { min-height: 880px; }
  .hero-copy { font-size: 16px; }
  .hero-content .primary-cta,
  .hero-content .secondary-cta { max-width: 430px; }

  .quick-proof { grid-template-columns: repeat(3, 1fr); padding: 26px var(--gutter); }
  .quick-proof div + div { border-top: 0; border-left: 1px solid var(--line); }

  .product-stage img { aspect-ratio: 1.7 / 1; object-position: center; }
  .benefit-grid { grid-template-columns: repeat(3, 1fr); }

  .visual-break { min-height: 720px; }
  .visual-break__copy { padding: 70px max(var(--gutter), calc((100vw - var(--content)) / 2)); }

  .use-cases-grid { grid-template-columns: 1fr 1fr; }
  .use-case { min-height: 430px; }
  .use-case--wide { grid-column: 1 / -1; min-height: 520px; }

  .offer-section { grid-template-columns: .8fr 1.2fr; align-items: center; }
  .offer-card { padding: 44px 38px 30px; }
  .offer-list { grid-template-columns: 1fr 1fr; }
  .offer-list > li:nth-child(odd) { padding-right: 18px; border-right: 1px solid var(--line-dark); }
  .offer-list > li:nth-child(even) { padding-left: 18px; }

  /* En 2 columnas la última fila la forman los items 3 y 4: sin borde inferior. */
  .offer-list > li:nth-last-child(-n+2) { border-bottom: 0; }

  .offer-list__bonus { margin: 0; }

  .comparison th,
  .comparison td { padding: 18px 16px; font-size: 12px; }
  .comparison tbody th { font-size: 11px; }

  .guarantee { max-width: 760px; margin: 0 auto; gap: 26px; padding: 32px; }
  .guarantee-icon { width: 86px; height: 86px; font-size: 32px; }
  .guarantee h2 { font-size: 32px; }
  .guarantee p { font-size: 12px; }

  .faq-question { font-size: 14px; }

  .final-cta { min-height: 820px; }
  .final-cta__content { padding-bottom: 74px; }

  .sticky-offer {
    left: 50%;
    right: auto;
    width: min(540px, calc(100% - 28px));
    transform: translate(-50%, calc(100% + 28px));
  }

  .sticky-offer.visible { transform: translate(-50%, 0); }
}

@media (min-width: 1000px) {
  .site-header {
    padding-right: max(48px, calc((100vw - var(--content)) / 2));
    padding-left: max(48px, calc((100vw - var(--content)) / 2));
  }

  .hero-content { padding-right: 52%; padding-left: 0; }
  .hero-media img { object-position: center 40%; }
  .hero-shade {
    background:
      linear-gradient(90deg, rgba(0, 0, 0, .28) 0%, rgba(0, 0, 0, .04) 70%),
      linear-gradient(180deg, rgba(0, 0, 0, .02) 35%, rgba(0, 0, 0, .84) 100%);
  }

  .product-section {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: 28px 50px;
    align-items: center;
  }

  .product-section .section-heading { margin: 0; }
  .product-section .benefit-grid { grid-column: 1 / -1; }

  .visual-break__copy { width: 100%; margin: 0 auto; }

  .use-cases-grid { grid-template-columns: repeat(4, 1fr); }
  .use-case--wide { grid-column: span 2; grid-row: span 2; min-height: 680px; }
  .use-case:not(.use-case--wide) { min-height: 334px; }

  .offer-section { gap: 72px; }

  .final-cta > img { object-position: center 42%; }
}

/* ============================================================
   Accesibilidad
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* ============================================================
   Checkout modal (Stripe Elements)
   ============================================================ */
.checkout-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, .6);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease;
}

.checkout-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.checkout-modal {
  width: 100%;
  max-width: 460px;
  max-height: 92vh;
  overflow-y: auto;
  padding: 28px 24px calc(28px + env(safe-area-inset-bottom, 0px));
  background: var(--off-white);
  color: var(--ink);
  border-radius: var(--radius) var(--radius) 0 0;
  transform: translateY(16px);
  transition: transform .25s ease;
}

.checkout-overlay.open .checkout-modal {
  transform: translateY(0);
}

@media (min-width: 700px) {
  .checkout-overlay { align-items: center; }

  .checkout-modal {
    border-radius: var(--radius);
    transform: translateY(8px) scale(.98);
  }

  .checkout-overlay.open .checkout-modal {
    transform: translateY(0) scale(1);
  }
}

.checkout-modal__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
}

.checkout-modal__title {
  font-size: 18px;
  font-weight: 700;
}

.checkout-modal__summary {
  margin-bottom: 20px;
  color: var(--gray-dark);
  font-size: 13px;
}

.checkout-modal__summary strong {
  color: var(--ink);
}

.checkout-close {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: none;
  background: transparent;
  color: var(--gray-dark);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.checkout-close:hover { color: var(--ink); }

.checkout-section-label {
  margin-bottom: 8px;
  color: var(--gray-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.checkout-section-label--payment {
  margin-top: 20px;
}

#address-element {
  margin-bottom: 4px;
}

#payment-element {
  margin-bottom: 16px;
}

.checkout-pay-btn {
  width: 100%;
  min-height: 52px;
  border: none;
  border-radius: var(--radius);
  background: var(--ink-2);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .2s ease;
}

.checkout-pay-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}

.checkout-back-btn {
  width: 100%;
  min-height: 40px;
  margin-top: 8px;
  border: none;
  background: transparent;
  color: var(--gray-dark);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

.checkout-back-btn:hover { color: var(--ink); }

.checkout-message {
  min-height: 18px;
  margin-top: 12px;
  color: #b3261e;
  font-size: 13px;
  text-align: center;
}

.checkout-secure-note {
  margin-top: 14px;
  color: var(--gray-dark);
  font-size: 11px;
  text-align: center;
}

.checkout-loading {
  padding: 40px 0;
  text-align: center;
  color: var(--gray-dark);
  font-size: 13px;
}

/* ============================================================
   Precio convertido a moneda local
   ============================================================ */
.price-local {
  margin-top: 6px;
  color: var(--w-50);
  font-size: 12px;
}

.price-local--offer {
  margin-top: -6px;
  margin-bottom: 4px;
  color: var(--gray-dark);
  text-align: center;
}

.price-local--dark {
  color: var(--w-64);
}