/* IMPULSO — demo OptiWeb. CSS estático (portado desde Tailwind CDN del HTML de Stitch). */

:root {
  --color-background: #121212;
  --color-surface: #1a1a1a;
  --color-surface-container: #201f1f;
  --color-surface-container-lowest: #0e0e0e;
  --color-primary: #ccff00;
  --color-on-primary: #000000;
  --color-tertiary: #ffffff;
  --color-on-surface-variant: #c4c9ac;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-soft: rgba(255, 255, 255, 0.05);

  --font-headline: "Archivo Narrow", sans-serif;
  --font-body: "Plus Jakarta Sans", sans-serif;

  --gutter: 24px;
  --margin-mobile: 16px;
  --margin-desktop: 40px;
  --container-max: 1280px;
  --stack-sm: 8px;
  --stack-md: 16px;
  --stack-lg: 32px;
  --stack-xl: 64px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--color-background);
  color: var(--color-tertiary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 24px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  vertical-align: middle;
}
.icon--fill {
  fill: currentColor;
  stroke: none;
}

/* ===== Banner DEMO ===== */
.demo-banner {
  background: #000;
  color: var(--color-primary);
  text-align: center;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.02em;
}
.demo-banner a {
  color: var(--color-tertiary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.demo-banner a:hover {
  color: var(--color-primary);
}

/* ===== Header ===== */
.top-bar {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 50;
  background-color: rgba(26, 26, 26, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.top-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 16px 24px;
  max-width: var(--container-max);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-headline);
  font-size: 32px;
  line-height: 38px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}
.brand .icon {
  width: 26px;
  height: 26px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-headline);
  font-size: 14px;
  line-height: 20px;
  letter-spacing: 0.05em;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 2px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  padding: 10px 24px;
  box-shadow: 0 0 15px rgba(204, 255, 0, 0.4);
}
.btn-primary:hover {
  transform: scale(1.02);
  box-shadow: 0 0 25px rgba(204, 255, 0, 0.6);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  padding: 16px;
  width: 100%;
}
.btn-outline:hover {
  background-color: rgba(204, 255, 0, 0.1);
}
.nav-cta-desktop {
  display: none;
}
@media (min-width: 768px) {
  .nav-cta-desktop {
    display: inline-flex;
  }
}

/* ===== Layout genérico ===== */
main {
  padding-top: 0;
}
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--margin-mobile);
  padding-right: var(--margin-mobile);
}
@media (min-width: 768px) {
  .container {
    padding-left: var(--margin-desktop);
    padding-right: var(--margin-desktop);
  }
}
.section {
  padding-top: var(--stack-xl);
  padding-bottom: var(--stack-xl);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.hero__overlay-top,
.hero__overlay-side {
  position: absolute;
  inset: 0;
}
.hero__overlay-top {
  background: linear-gradient(to top, var(--color-background) 0%, rgba(18, 18, 18, 0.8) 45%, transparent 100%);
}
.hero__overlay-side {
  background: linear-gradient(to right, var(--color-background) 0%, rgba(18, 18, 18, 0.6) 45%, transparent 100%);
}
.hero__content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--stack-xl) var(--margin-mobile);
  display: flex;
}
@media (min-width: 768px) {
  .hero__content {
    padding: var(--stack-xl) var(--margin-desktop);
  }
}
.hero__col {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--stack-md);
}
@media (min-width: 768px) {
  .hero__col {
    width: 66%;
  }
}
@media (min-width: 1024px) {
  .hero__col {
    width: 55%;
  }
}
.eyebrow {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 2px;
  border: 1px solid rgba(204, 255, 0, 0.3);
  background-color: rgba(204, 255, 0, 0.1);
  color: var(--color-primary);
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.hero__titulo {
  font-family: var(--font-headline);
  font-size: 48px;
  line-height: 52px;
  letter-spacing: -0.01em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-tertiary);
  text-align: left;
}
@media (min-width: 768px) {
  .hero__titulo {
    font-size: 80px;
    line-height: 88px;
    letter-spacing: -0.02em;
  }
}
.hero__titulo em {
  font-style: italic;
  color: var(--color-primary);
}
.hero__lead {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 28px;
  color: var(--color-on-surface-variant);
  max-width: 28rem;
  margin-top: 4px;
}
.hero__cta {
  margin-top: 24px;
  padding: 16px 32px;
  font-size: 14px;
}

/* ===== Bento grid ===== */
.section-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: var(--stack-lg);
}
.section-head__titulo {
  font-family: var(--font-headline);
  font-size: 32px;
  line-height: 38px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-tertiary);
}
@media (min-width: 768px) {
  .section-head__titulo {
    font-size: 40px;
    line-height: 48px;
  }
}
.section-head__titulo em {
  font-style: normal;
  color: var(--color-primary);
}
.section-head__linea {
  height: 4px;
  width: 96px;
  background-color: var(--color-primary);
  margin-top: 16px;
}
.bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .bento {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .bento {
    grid-template-columns: repeat(4, 1fr);
  }
}
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.3s;
}
.card:hover {
  border-color: rgba(204, 255, 0, 0.5);
}
@media (min-width: 768px) {
  .card--offset {
    transform: translateY(16px);
  }
}
.card__icono {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background-color: var(--color-surface-container);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.card__icono .icon {
  width: 26px;
  height: 26px;
}
.card__titulo {
  font-family: var(--font-headline);
  font-size: 24px;
  line-height: 1.2;
  color: var(--color-tertiary);
  margin: 0 0 8px;
}
.card__texto {
  color: var(--color-on-surface-variant);
  margin: 0;
}

/* ===== Por qué / asimétrica ===== */
.split {
  background-color: var(--color-surface-container-lowest);
}
.split__inner {
  display: flex;
  flex-direction: column;
  gap: var(--stack-xl);
  align-items: center;
}
@media (min-width: 1024px) {
  .split__inner {
    flex-direction: row;
  }
}
.split__col {
  width: 100%;
}
@media (min-width: 1024px) {
  .split__col {
    width: 50%;
  }
}
.lista-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.lista-check li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.lista-check .icon {
  color: var(--color-primary);
  margin-top: 4px;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.lista-check h4 {
  font-family: var(--font-headline);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-tertiary);
  margin: 0 0 4px;
}
.lista-check p {
  color: var(--color-on-surface-variant);
  margin: 0;
}
.quote {
  margin-top: var(--stack-lg);
  padding: 16px;
  border-left: 4px solid var(--color-primary);
  background-color: rgba(26, 26, 26, 0.5);
}
.quote p {
  font-style: italic;
  color: var(--color-on-surface-variant);
  margin: 0;
}
.resultado-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 26rem;
  margin: 0 auto;
}
.resultado-visual__glow {
  position: absolute;
  inset: 0;
  background-color: rgba(204, 255, 0, 0.2);
  border-radius: 999px;
  filter: blur(64px);
  opacity: 0.5;
}
.resultado-visual__card {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 0 40px rgba(204, 255, 0, 0.1);
  background-color: var(--color-surface-container);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 32px;
  gap: 24px;
  text-align: center;
}
.resultado-visual__icono {
  width: 96px;
  height: 96px;
  border-radius: 999px;
  background-color: var(--color-surface);
  border: 1px solid rgba(204, 255, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.resultado-visual__icono .icon {
  width: 46px;
  height: 46px;
}
.resultado-visual h3 {
  font-family: var(--font-headline);
  font-size: 32px;
  text-transform: uppercase;
  color: var(--color-tertiary);
  margin: 0;
}
.progreso {
  width: 100%;
  margin-top: 16px;
}
.progreso__cabecera {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-family: var(--font-headline);
  font-size: 12px;
  text-transform: uppercase;
}
.progreso__cabecera span:first-child {
  color: var(--color-tertiary);
}
.progreso__cabecera span:last-child {
  color: var(--color-primary);
}
.progreso__barra {
  width: 100%;
  height: 8px;
  background-color: var(--color-background);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--color-border-soft);
}
.progreso__barra span {
  display: block;
  height: 100%;
  width: 100%;
  background-color: var(--color-primary);
  border-radius: 999px;
}

/* ===== Testimonios ===== */
.testimonios {
  position: relative;
  overflow: hidden;
}
.testimonios__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .testimonios__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.testimonio {
  background-color: rgba(26, 26, 26, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  position: relative;
}
@media (min-width: 768px) {
  .testimonio {
    flex-direction: row;
    align-items: flex-start;
  }
}
.testimonio__foto {
  flex-shrink: 0;
}
.testimonio__foto img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 999px;
  border: 2px solid var(--color-primary);
}
.testimonio__texto {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}
@media (min-width: 768px) {
  .testimonio__texto {
    text-align: left;
  }
}
.testimonio__texto p {
  color: var(--color-on-surface-variant);
  font-style: italic;
  margin: 0;
}
.testimonio__autor {
  font-family: var(--font-headline);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-tertiary);
  margin-top: 8px;
}

/* ===== Precios ===== */
.precios {
  background-color: var(--color-surface-container-lowest);
  border-top: 1px solid var(--color-border-soft);
}
.precios__cabecera {
  text-align: center;
  margin-bottom: var(--stack-lg);
}
.precios__cabecera p {
  color: var(--color-on-surface-variant);
  max-width: 34rem;
  margin: 8px auto 0;
}
.precios__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 56rem;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .precios__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.plan {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
@media (min-width: 768px) {
  .plan {
    padding: 32px;
  }
}
.plan--destacado {
  background-color: var(--color-surface-container);
  border-color: var(--color-primary);
  box-shadow: 0 10px 30px rgba(204, 255, 0, 0.05);
}
@media (min-width: 768px) {
  .plan--destacado {
    transform: translateY(-16px);
  }
}
.plan__badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  font-family: var(--font-headline);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 0 8px 0 8px;
}
.plan__nombre {
  font-family: var(--font-headline);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
}
.plan--destacado .plan__nombre {
  color: var(--color-primary);
}
.plan__precio {
  margin: 16px 0 24px;
}
.plan__precio strong {
  font-family: var(--font-headline);
  font-size: 48px;
  line-height: 1;
  color: var(--color-tertiary);
}
.plan__precio span {
  color: var(--color-on-surface-variant);
  margin-left: 8px;
}
.plan__lista {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan__lista li {
  display: flex;
  align-items: center;
  gap: 12px;
}
.plan__lista .icon {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.plan__lista li.desactivado {
  opacity: 0.3;
  text-decoration: line-through;
}
.plan__lista li.desactivado .icon {
  color: var(--color-tertiary);
}

/* ===== FAQ (0 JS: details/summary nativo) ===== */
.faq {
  max-width: 42rem;
  margin: 0 auto;
}
.faq__item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: 8px;
  margin-bottom: 16px;
  transition: border-color 0.2s;
}
.faq__item[open] {
  border-color: var(--color-border);
}
.faq__pregunta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  cursor: pointer;
  font-family: var(--font-headline);
  font-size: 20px;
  color: var(--color-tertiary);
  list-style: none;
}
.faq__pregunta::-webkit-details-marker {
  display: none;
}
.faq__pregunta .icon {
  color: var(--color-primary);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq__item[open] .faq__pregunta .icon {
  transform: rotate(180deg);
}
.faq__respuesta {
  padding: 0 16px 16px;
  color: var(--color-on-surface-variant);
}

/* ===== CTA final ===== */
.cta-final {
  background-color: var(--color-surface);
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 45vh;
}
.cta-final__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background-color: rgba(204, 255, 0, 0.05);
  border-radius: 999px;
  filter: blur(100px);
}
.cta-final__inner {
  position: relative;
  z-index: 10;
  max-width: 48rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 0 var(--margin-mobile);
}
.cta-final__titulo {
  font-family: var(--font-headline);
  font-size: 48px;
  line-height: 52px;
  text-transform: uppercase;
  color: var(--color-tertiary);
}
.cta-final__titulo em {
  font-style: italic;
  color: var(--color-primary);
}
.cta-final p {
  font-size: 18px;
  line-height: 28px;
  color: var(--color-on-surface-variant);
  margin: 0;
}
.cta-final .btn {
  margin-top: 16px;
  padding: 20px 40px;
  font-size: 24px;
}

/* ===== Footer ===== */
.pie {
  background-color: var(--color-surface-container-lowest);
  width: 100%;
  padding: var(--stack-xl) 0;
  border-top: 1px solid var(--color-border);
}
.pie__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--stack-lg);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--margin-desktop);
}
.pie__marca {
  font-family: var(--font-headline);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.pie__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}
.pie__nav a {
  font-family: var(--font-headline);
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--color-on-surface-variant);
  transition: color 0.2s;
}
.pie__nav a:hover {
  color: var(--color-primary);
}
.pie__legal {
  color: var(--color-on-surface-variant);
  text-align: center;
  opacity: 0.6;
  font-size: 14px;
}
.pie__optiweb {
  color: var(--color-on-surface-variant);
  text-align: center;
  font-size: 13px;
}
.pie__optiweb a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}