/* ==========================================================================
   Propuesta Daniel Cuellazo — Stratum Company AI
   Identidad Stratum. Mobile-first. Sin dependencias.
   ========================================================================== */

:root {
  /* Color — brandbook Stratum */
  --space-purple:    #0A090E;
  --cosmic-indigo:   #0A0212;
  --charcoal-violet: #0F0E17;
  --electric-purple: #8C52E6;
  --neon-violet:     #A87DF5;
  --muted-violet:    #A78BFA;
  --orchid-pink:     #BB67E4;
  --warm-gold:       #FCD34D;
  --off-white:       #F2F1EF;
  --warm-gray:       #D2D0C9;
  --muted-gray:      #858392;

  /* IA Gradient — solo subrayado del H1, borde de tarjeta recomendada y divisoria */
  --ia-gradient: linear-gradient(90deg, #6366F1 0%, #A855F7 52%, #FCD34D 100%);

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;

  /* Escala fluida — mobile 36/28/20/16/12 → desktop 64/40/24/17/13 */
  --fs-h1: clamp(2.25rem, 1.2rem + 4.6vw, 4rem);
  --fs-h2: clamp(1.75rem, 1.2rem + 2.3vw, 2.5rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --fs-body: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --fs-caption: clamp(0.75rem, 0.72rem + 0.12vw, 0.8125rem);

  /* Aire — mínimo 72px mobile / 120px desktop */
  --pad-y: clamp(4.5rem, 3rem + 6vw, 7.5rem);
  --pad-x: 24px;

  --radius: 16px;
  --glass-bg: rgba(255, 255, 255, 0.02);
  --glass-br: rgba(255, 255, 255, 0.06);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 768px)  { :root { --pad-x: 48px; } }
@media (min-width: 1024px) { :root { --pad-x: 80px; } }

/* ---------- Base ---------- */

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

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

body {
  margin: 0;
  background: var(--space-purple);
  color: var(--off-white);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Grano sutil — evita el banding de los degradados sobre fondo oscuro */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.022;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, p, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--electric-purple); color: var(--off-white); }

:focus-visible {
  outline: 2px solid var(--warm-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout ---------- */

.shell {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--pad-x);
  position: relative;
  z-index: 1;
}

/* Columna de texto de 720px exactos (el padding va por dentro del border-box) */
.shell--narrow { max-width: calc(720px + var(--pad-x) * 2); }
.center { text-align: center; }

.s {
  position: relative;
  overflow: hidden;
  padding-block: var(--pad-y);
}

.s--alt { background: var(--cosmic-indigo); }

/* ---------- Glows — acompañan, no compiten ---------- */

.glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.glow--hero {
  width: clamp(320px, 62vw, 620px);
  aspect-ratio: 1;
  top: -18%;
  right: -16%;
  background: var(--electric-purple);
  opacity: 0.17;
  filter: blur(96px);
}

.glow--tiers {
  width: clamp(300px, 56vw, 560px);
  aspect-ratio: 1;
  top: 26%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orchid-pink);
  opacity: 0.1;
  filter: blur(120px);
}

.glow--guarantee {
  width: clamp(340px, 72vw, 700px);
  aspect-ratio: 1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--electric-purple);
  opacity: 0.2;
  filter: blur(110px);
}

.glow--close {
  width: clamp(360px, 78vw, 760px);
  aspect-ratio: 1;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--electric-purple);
  opacity: 0.22;
  filter: blur(112px);
}

/* ---------- Tipografía compartida ---------- */

.eyebrow {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-violet);
  margin-bottom: 20px;
}

.h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.14;
  letter-spacing: -0.02em;
  text-wrap: balance;
  margin-bottom: 28px;
}

.lead {
  color: var(--warm-gray);
  font-weight: 300;
  max-width: 62ch;
  margin-bottom: 20px;
}

.center .lead, .lead.center { margin-inline: auto; }
.lead--last, .lead--tight { margin-bottom: 0; }
.lead--tight { margin-bottom: 40px; }

.closer {
  color: var(--warm-gray);
  font-weight: 300;
  font-size: var(--fs-body);
  margin-top: 44px;
  max-width: 64ch;
}

/* .center puede venir en el propio elemento o en un ancestro */
.center .closer, .closer.center { margin-inline: auto; }

.micro {
  color: var(--muted-gray);
  font-size: var(--fs-caption);
  line-height: 1.6;
  margin: 0;
}

.fineprint {
  color: var(--muted-gray);
  font-size: var(--fs-caption);
  line-height: 1.6;
  margin-top: 32px;
  max-width: 60ch;
  margin-inline: auto;
}

/* ---------- CTA — WhatsApp. La única acción de la página ---------- */

.cta {
  display: inline-block;
  background: var(--electric-purple);
  /* Blanco puro, no --off-white: sobre #8C52E6 el off-white da 4.17:1 y se
     queda corto del 4.5 que exige AA. El blanco llega a 4.70:1 y la
     diferencia es imperceptible. El morado de marca no se toca. */
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.2;
  letter-spacing: -0.005em;
  text-decoration: none;
  padding: 18px 36px;
  border-radius: 12px;
  transition: box-shadow 220ms var(--ease), transform 220ms var(--ease);
}

/* El hover es el glow neon-violet, no un relleno neon-violet: como fondo
   dejaria el texto en 3.04:1. Asi el estado se ve y sigue cumpliendo AA. */
.cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px var(--neon-violet), 0 14px 44px -10px rgba(168, 125, 245, 0.7);
}

.cta:active { transform: translateY(1px); }

.cta:focus-visible {
  outline: 2px solid var(--warm-gold);
  outline-offset: 3px;
}

.cta--ghost { margin-top: 40px; }

.cta--lg {
  font-size: 1.0625rem;
  padding: 21px 44px;
  margin-top: 8px;
}

/* ---------- 1 · Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--space-purple);
  padding-block: 32px clamp(4rem, 2rem + 8vw, 7rem);
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--off-white);
  margin-bottom: clamp(3.5rem, 2rem + 7vw, 6rem);
}

.brand__mark { width: 32px; height: 32px; flex: none; object-fit: contain; border-radius: 6px; }

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand__sub {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--muted-violet);
}

.desktop-notice {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(168, 125, 245, 0.08);
  border: 1px solid rgba(168, 125, 245, 0.2);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 32px;
  color: var(--warm-gray);
  font-size: 13px;
  line-height: 1.4;
}

.desktop-notice svg {
  width: 20px;
  height: 20px;
  flex: none;
  color: var(--muted-violet);
}


.hero__grid { display: grid; gap: 44px; }

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h1);
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-wrap: balance;
  margin-bottom: 24px;
}

/* Subrayado IA Gradient — uso 1 de 3.
   nowrap para que el subrayado sea una sola barra limpia bajo el dato clave
   y no quede un trozo huérfano al final de la línea anterior. */
.ul {
  white-space: nowrap;
  background-image: var(--ia-gradient);
  background-repeat: no-repeat;
  background-size: 100% 3px;
  background-position: 0 100%;
  padding-bottom: 0.1em;
}

.hero__sub {
  color: var(--warm-gray);
  font-weight: 300;
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  line-height: 1.55;
  max-width: 46ch;
  margin-bottom: 40px;
}

.hero__act { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }

.stat {
  align-self: start;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  min-height: 180px;
  padding: 32px;
}

.stat__orbit {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.stat__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid transparent;
}

.stat__ring--1 {
  inset: 0;
  border-color: rgba(168, 125, 245, 0.12);
  animation: orbitSpin 20s linear infinite;
}

.stat__ring--2 {
  inset: 14px;
  border-color: rgba(168, 125, 245, 0.18);
  border-style: dashed;
  animation: orbitSpin 14s linear infinite reverse;
}

.stat__ring--3 {
  inset: 32px;
  border-color: rgba(252, 211, 77, 0.15);
  animation: orbitSpin 10s linear infinite;
}

@keyframes orbitSpin {
  to { transform: rotate(360deg); }
}

.stat__dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.stat__dot--1 {
  top: -3px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--muted-violet);
  box-shadow: 0 0 8px rgba(168, 125, 245, 0.7);
  animation: orbitSpin 20s linear infinite;
  transform-origin: 50% calc(90px + 3px);
}

.stat__dot--2 {
  top: 11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--electric-purple);
  box-shadow: 0 0 10px rgba(140, 82, 230, 0.8);
  animation: orbitSpin 14s linear infinite reverse;
  transform-origin: 50% calc(76px + 3px);
}

.stat__dot--3 {
  top: 29px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--warm-gold);
  box-shadow: 0 0 10px rgba(252, 211, 77, 0.7);
  animation: orbitSpin 10s linear infinite, dotGlow 2s ease-in-out infinite;
  transform-origin: 50% calc(58px + 3px);
}

@keyframes dotGlow {
  0%, 100% { box-shadow: 0 0 6px rgba(252, 211, 77, 0.5); }
  50% { box-shadow: 0 0 16px rgba(252, 211, 77, 1); }
}

.stat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.75rem, 1.6rem + 5vw, 4.25rem);
  line-height: 0.94;
  letter-spacing: -0.03em;
  color: var(--warm-gold);
  text-shadow: 0 0 24px rgba(252, 211, 77, 0.25);
  position: relative;
  z-index: 1;
}

.stat__unit {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.9rem, 0.7rem + 0.8vw, 1.1rem);
  letter-spacing: 0.14em;
  color: var(--warm-gold);
  opacity: 0.6;
  margin-top: 2px;
  position: relative;
  z-index: 1;
}

.stat__label {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-gray);
  margin-top: 14px;
  position: relative;
  z-index: 1;
}

/* ---------- 3 · Por qué 48 horas ---------- */

.cards { display: grid; gap: 20px; margin-top: 8px; }

.card {
  background: var(--glass-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--glass-br);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-h3);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}

.card__text { color: var(--warm-gray); font-weight: 300; }

/* ---------- 4 · Los dos niveles ---------- */

.tiers {
  display: grid;
  gap: 24px;
  margin-top: 12px;
  align-items: start;
}

.tier {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--glass-br);
  border-radius: var(--radius);
  padding: 36px 28px 34px;
  transition: transform 260ms var(--ease), border-color 260ms var(--ease), box-shadow 260ms var(--ease);
}

.tier:hover {
  transform: translateY(-3px);
  border-color: rgba(168, 125, 245, 0.4);
  box-shadow: 0 12px 32px -8px rgba(140, 82, 230, 0.18);
}

/* En mobile ESTRUCTURA va primero */
.tier--rec { order: -1; }

.tier--rec {
  background: rgba(255, 255, 255, 0.032);
  border-color: rgba(168, 125, 245, 0.22);
}

/* Borde superior IA Gradient — uso 2 de 3 */
.tier--rec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--ia-gradient);
  border-radius: var(--radius) var(--radius) 0 0;
}

.tier__badge {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--warm-gold);
  margin: 0;
}

.layers { width: 96px; height: 58px; margin-bottom: 22px; }

.tier__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  line-height: 1.15;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.tier__price {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.0625rem;
  line-height: 1.2;
  color: var(--warm-gray);
}

.tier__price strong {
  font-weight: 700;
  font-size: clamp(2rem, 1.4rem + 2.6vw, 2.75rem);
  letter-spacing: -0.025em;
  color: var(--off-white);
  display: inline-block;
  margin-inline: 4px;
}

/* Precio recomendado en oro — el otro dato clave de la página */
.tier__price--rec strong { color: var(--warm-gold); }

.tier__note {
  color: var(--muted-violet);
  font-size: var(--fs-caption);
  margin-top: 8px;
}

.tier__meta {
  margin: 26px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--glass-br);
}

.tier__meta dt {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-gray);
  margin-bottom: 6px;
}

.tier__meta dd {
  color: var(--warm-gray);
  font-weight: 300;
  margin-bottom: 18px;
}

.tier__meta dd:last-child { margin-bottom: 0; }

.feats {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--glass-br);
  display: grid;
  gap: 12px;
}

.feats li {
  position: relative;
  padding-left: 22px;
  color: var(--warm-gray);
  font-weight: 300;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.feats li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 9px;
  height: 5px;
  background: var(--muted-violet);
  opacity: 0.8;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.feats__key {
  color: var(--off-white);
  font-weight: 500;
  margin-top: 4px;
}

.feats__key::before { opacity: 1; }

/* ---------- 5 · Qué necesitamos ---------- */

.checklist { display: grid; gap: 18px; }

.checklist li {
  position: relative;
  padding-left: 26px;
  color: var(--warm-gray);
  font-weight: 300;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 11px;
  height: 6px;
  background: var(--muted-violet);
  opacity: 0.8;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* ---------- 6 · Formas de pago ---------- */

/* Tres bloques horizontales delgados a ancho completo.
   A propósito NO es otra rejilla de tres tarjetas: la sección 3 ya usa esa
   forma y repetirla dos veces en la misma página la vuelve plantilla. */
.pays { display: grid; gap: 12px; margin-top: 8px; }

.pay {
  background: var(--glass-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--glass-br);
  border-radius: 12px;
  padding: 22px 26px;
  display: grid;
  gap: 6px;
}

.pay__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.0625rem;
  line-height: 1.3;
  letter-spacing: -0.005em;
}

.pay__text { color: var(--warm-gray); font-weight: 300; font-size: 0.9375rem; }

/* ---------- 7 · Prueba ---------- */

.proof { display: grid; gap: 26px; }

.shot { display: block; text-decoration: none; color: inherit; }

.shot__frame {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--glass-br);
  background: var(--charcoal-violet);
  margin-bottom: 16px;
  transition: border-color 260ms var(--ease), transform 260ms var(--ease);
}

.shot__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.shot:hover .shot__frame {
  border-color: rgba(168, 125, 245, 0.4);
  transform: translateY(-3px);
}

.shot__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.3;
  margin-bottom: 4px;
}

.shot__line { display: block; color: var(--muted-gray); font-size: var(--fs-caption); }

/* ---------- 8 · Garantía ---------- */

.guarantee {
  max-width: 760px;
  margin-inline: auto;
  background: var(--glass-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--glass-br);
  border-radius: var(--radius);
  padding: clamp(2.5rem, 1.5rem + 4vw, 3.75rem) clamp(1.5rem, 0.8rem + 3vw, 3rem);
}

.guarantee .eyebrow { margin-bottom: 24px; }

.guarantee__text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.375rem, 1rem + 1.8vw, 2rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  text-wrap: balance;
  margin-bottom: 22px;
}

.guarantee__sub { color: var(--warm-gray); font-weight: 300; }

/* ---------- 9 · Cómo funciona ---------- */

.steps {
  counter-reset: step;
  display: grid;
  gap: 0;
  margin-top: 8px;
  position: relative;
}

.steps__arrow {
  position: absolute;
  left: 10px;
  top: 0;
  width: 16px;
  height: 24px;
  color: var(--warm-gold);
  filter: drop-shadow(0 0 6px rgba(252, 211, 77, 0.7));
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms var(--ease);
}

.steps__arrow.is-active {
  opacity: 1;
}

.steps__arrow svg {
  width: 100%;
  height: 100%;
}

.steps__arrow::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 100%;
  transform: translateX(-50%);
  width: 2px;
  height: 40px;
  background: linear-gradient(180deg, transparent, rgba(252, 211, 77, 0.6));
  pointer-events: none;
}

.step {
  counter-increment: step;
  position: relative;
  padding: 0 0 34px 58px;
}

.step:last-child { padding-bottom: 0; }

/* Línea vertical que une los pasos */
.step::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(167, 139, 250, 0.34), rgba(167, 139, 250, 0.06));
}

.step:last-child::after { display: none; }

.step::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(167, 139, 250, 0.28);
  background: var(--charcoal-violet);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  color: var(--muted-violet);
}

.step__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.0625rem;
  line-height: 1.35;
  padding-top: 5px;
  margin-bottom: 6px;
}

.step__text { color: var(--warm-gray); font-weight: 300; font-size: 0.9375rem; }

/* Paso iluminado cuando la flecha lo pasa */
.step--lit::before {
  border-color: var(--warm-gold);
  color: var(--warm-gold);
  box-shadow: 0 0 12px rgba(252, 211, 77, 0.35);
  transition: border-color 300ms var(--ease), color 300ms var(--ease), box-shadow 300ms var(--ease);
}

.step--lit .step__name {
  color: var(--warm-gold);
  transition: color 300ms var(--ease);
}

/* ---------- 10 · Preguntas ---------- */

.faqs { border-top: 1px solid var(--glass-br); margin-top: 8px; }

.faq { border-bottom: 1px solid var(--glass-br); }

.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  cursor: pointer;
  list-style: none;
}

.faq__q::-webkit-details-marker { display: none; }

.faq__q h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1rem, 0.95rem + 0.4vw, 1.125rem);
  line-height: 1.35;
  letter-spacing: -0.005em;
  margin: 0;
}

.faq__q:hover h3 { color: var(--muted-violet); }

.faq__ico {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.faq__ico::before,
.faq__ico::after {
  content: "";
  position: absolute;
  background: var(--muted-violet);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}

.faq__ico::before { top: 6px; left: 0; width: 14px; height: 1.5px; }
.faq__ico::after  { left: 6px; top: 0; width: 1.5px; height: 14px; }

.faq[open] .faq__ico::after { transform: scaleY(0); opacity: 0; }

.faq__panel { overflow: hidden; }
.js .faq__panel { transition: height 200ms var(--ease); }

.faq__a {
  color: var(--warm-gray);
  font-weight: 300;
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 66ch;
  padding-bottom: 26px;
}

/* ---------- 11 · Cierre ---------- */

.s--close { position: relative; }

/* Divisoria IA Gradient — uso 3 de 3 */
.rule {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(1040px, calc(100% - var(--pad-x) * 2));
  height: 1px;
  background: linear-gradient(90deg, transparent, #6366F1 22%, #A855F7 55%, #FCD34D 82%, transparent);
  opacity: 0.75;
  z-index: 1;
}

.h2--close { margin-bottom: 24px; }

.micro--close { margin-top: 28px; max-width: 56ch; margin-inline: auto; }

/* ---------- Footer ---------- */

.foot {
  background: var(--space-purple);
  border-top: 1px solid var(--glass-br);
  padding-block: 36px;
}

.foot__in {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.foot__mark { width: 24px; height: 24px; flex: none; object-fit: contain; border-radius: 4px; }

.foot__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.foot__year { color: var(--muted-gray); font-size: var(--fs-caption); margin-left: auto; }

/* ==========================================================================
   Movimiento — solo dos cosas: cascada del hero y reveal al hacer scroll
   ========================================================================== */

.js .rise {
  opacity: 0;
  transform: translateY(12px);
  animation: rise 560ms var(--ease) forwards;
  animation-delay: var(--d, 0ms);
}

@keyframes rise { to { opacity: 1; transform: none; } }

.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease);
}

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

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

@media (min-width: 480px) {
  .hero__act { flex-direction: column; }
  .cta { min-width: 0; }
}

/* Móvil: los CTA del hero y del cierre a ancho completo */
@media (max-width: 479px) {
  .hero__act .cta,
  .cta--lg { display: block; width: 100%; text-align: center; }
}

/* Móvil: densidad interna más apretada para que los precios lleguen antes.
   El padding vertical de sección se queda en el mínimo de 72px del brandbook;
   lo que se comprime son márgenes internos y relleno de tarjeta. */
@media (max-width: 767px) {
  .brand { margin-bottom: 48px; }
  .h2 { margin-bottom: 22px; }
  .lead { margin-bottom: 16px; }
  .lead--tight { margin-bottom: 30px; }
  .hero__sub { margin-bottom: 32px; }
  .closer { margin-top: 32px; }
  .cards { gap: 16px; }
  .card { padding: 26px 22px; }
  .card__title { margin-bottom: 10px; }
}

@media (min-width: 640px) {
  .proof { grid-template-columns: repeat(2, 1fr); gap: 28px 24px; }
  .checklist { grid-template-columns: repeat(2, 1fr); gap: 18px 40px; }
}

@media (min-width: 768px) {
  .desktop-notice { display: none; }
  .cards { grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .pay {
    grid-template-columns: 280px 1fr;
    align-items: baseline;
    gap: 28px;
    padding: 26px 34px;
  }
  .hero__grid { grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 56px; }
  .stat { align-self: center; min-width: 200px; min-height: 200px; }
}

@media (min-width: 1024px) {
  .tiers { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  /* En desktop vuelve el orden natural: Cimiento, Estructura */
  .tier--rec { order: 0; }
  .tier { padding: 40px 34px 38px; }
  .proof { grid-template-columns: repeat(4, 1fr); gap: 32px 24px; }
  .card { padding: 36px 32px; }
  .hero__grid { gap: 72px; }
}

@media (min-width: 1440px) {
  .hero { padding-block: 40px clamp(4rem, 2rem + 8vw, 7.5rem); }
}

/* ==========================================================================
   Accesibilidad — sin movimiento
   ========================================================================== */

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

  .js .rise,
  .js .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .js .faq__panel { transition: none; }

  .cta, .shot__frame, .faq__ico::before, .faq__ico::after {
    transition: none;
  }

  .shot:hover .shot__frame,
  .cta:hover { transform: none; }

  .stat__ring,
  .stat__dot { animation: none; }
}