/* ============================================================
   Humanizar — catálogo
   Capa visual v6: campo volumétrico WebGL, órbita 3D real,
   tarjetas con inclinación por puntero y profundidad por capas.
   Sin dependencias externas: la CSP del proyecto es
   script-src 'self' y no admite CDN.
   ============================================================ */

:root {
  /* fondo, en escalones reales de elevación */
  --bg: #06080c;
  --bg-2: #0a0e15;
  --surface: #10151e;
  --surface-2: #161d29;
  --surface-3: #1c2531;

  --line: #1e2938;
  --line-2: #2c3b50;

  --text: #f2f6fb;
  --muted: #98a7bc;
  --muted-2: #6d7d93;

  --accent: #4fd1c5;     /* teal — firma de marca */
  --accent-2: #7c6cf6;   /* violeta — secundario */
  --accent-3: #f0a03c;   /* ámbar — acento raro, casi nunca */

  --radius: 18px;
  --radius-sm: 12px;
  --wrap: 1180px;

  --ease: cubic-bezier(.22, .68, .3, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);

  --shadow-1: 0 1px 2px rgba(0,0,0,.4);
  --shadow-2: 0 14px 40px -18px rgba(0,0,0,.75);
  --shadow-3: 0 40px 90px -40px rgba(0,0,0,.9);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  /* deja aire bajo la cabecera fija al saltar por ancla */
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1, "liga" 1;
  overflow-x: hidden;
}

.wrap {
  width: min(100% - 2.5rem, var(--wrap));
  margin-inline: auto;
}

/* ---------- escala tipográfica ---------- */

h1, h2, h3 {
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin: 0 0 .6rem;
  text-wrap: balance;
}

.display {
  font-size: clamp(2.35rem, 5.1vw, 4.05rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin: 0 0 1.3rem;
}
.display .line { display: block; }

h2 {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  font-weight: 780;
  letter-spacing: -0.032em;
}
h3 { font-size: 1.16rem; font-weight: 700; letter-spacing: -0.015em; }

p { margin: 0 0 1rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #04211d;
  padding: .8rem 1.2rem;
  font-weight: 700;
  z-index: 200;
  border-radius: 0 0 10px 0;
}
.skip:focus { left: 0; top: 0; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .73rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: .9rem;
}
.eyebrow-live { display: inline-flex; align-items: center; gap: .55rem; }

.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(79,209,197,.6);
  animation: live-pulse 2.4s var(--ease) infinite;
}
@keyframes live-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(79,209,197,.55); }
  55%      { box-shadow: 0 0 0 7px rgba(79,209,197,0); }
}

.grad {
  background: linear-gradient(96deg, var(--accent) 0%, #6fe3d2 26%, var(--accent-2) 74%, #a893ff 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradShift 14s var(--ease) infinite alternate;
}
@keyframes gradShift {
  from { background-position: 0% 50%; }
  to   { background-position: 100% 50%; }
}

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

/* ---------- grano de película ---------- */

.grain {
  position: fixed;
  inset: -100%;
  z-index: 1;
  pointer-events: none;
  opacity: .035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 6s steps(5) infinite;
}
@keyframes grainShift {
  0%   { transform: translate(0, 0); }
  20%  { transform: translate(-3%, 2%); }
  40%  { transform: translate(2%, -3%); }
  60%  { transform: translate(-2%, -2%); }
  80%  { transform: translate(3%, 1%); }
  100% { transform: translate(0, 0); }
}

/* ---------- revelado al hacer scroll ----------
   Gateado por (scripting: enabled): sin JS la media query no aplica
   y TODO el contenido queda visible. No hay estado oculto huérfano. */

@media (scripting: enabled) {
  [data-reveal] {
    opacity: 0;
    transform: translate3d(0, 24px, 0);
    transition:
      opacity .78s var(--ease-out),
      transform .78s var(--ease-out);
    transition-delay: calc(var(--i, 0) * 65ms);
  }
  [data-reveal].in {
    opacity: 1;
    transform: none;
  }
}

/* ---------- botones ---------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: -.01em;
  border: 1px solid transparent;
  transition:
    transform .28s var(--ease-out),
    box-shadow .28s var(--ease),
    border-color .2s var(--ease),
    background-color .2s var(--ease);
  text-decoration: none;
  white-space: nowrap;
  isolation: isolate;
  transform: translate3d(var(--mgx, 0px), var(--mgy, 0px), 0);
}
.btn:hover { text-decoration: none; }

.btn-primary {
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  color: #04141a;
  box-shadow:
    0 10px 30px -12px rgba(79,209,197,.55),
    inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(100deg, #6fe3d2, #9a8bff);
  opacity: 0;
  transition: opacity .28s var(--ease);
  z-index: -1;
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover {
  box-shadow:
    0 18px 44px -14px rgba(79,209,197,.68),
    inset 0 1px 0 rgba(255,255,255,.35);
}

.btn-ghost {
  border-color: var(--line-2);
  color: var(--text);
  background: rgba(255,255,255,.028);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover {
  border-color: rgba(79,209,197,.6);
  background: rgba(79,209,197,.07);
}

.btn-sm { padding: .58rem 1.05rem; font-size: .88rem; }
.btn-lg { padding: 1.02rem 2.1rem; font-size: 1.04rem; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 8, 12, .72);
  /* El desenfoque NO puede vivir aqui. Un backdrop-filter distinto de none
     crea BLOQUE CONTENEDOR para los descendientes position: fixed, y el
     panel del menu (ul.nav) es descendiente del header: en movil su
     "inset: 60px 0 0 0" se resolvia contra el HEADER en vez de contra el
     viewport. De ahi salian los dos sintomas: el panel medoa ~64px de alto
     y los items se derramaban sobre el hero, y al no ser fijo-al-viewport
     contaba para el scrollWidth y ensanchaba el documento al doble.
     En ::before el efecto se ve igual y no es ancestro de nada. */
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(6, 8, 12, .88);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: .7rem 0;
  min-height: 60px;
}
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--text); flex-shrink: 0; }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  color: #04141a;
  font-weight: 900;
  font-size: 1rem;
  box-shadow: 0 6px 18px -8px rgba(79,209,197,.7);
}
.brand-name { font-weight: 800; letter-spacing: -.025em; font-size: 1.06rem; }

/* El hijo flexible de .header-inner es <nav>, no la <ul>: el margen
   automático tiene que ir en el elemento, o la lista se centra dentro
   de un <nav> pegado a la marca y no se alinea a la derecha. */
.header-inner > nav { margin-left: auto; }

.nav {
  display: flex;
  gap: 1.7rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}
.nav a {
  position: relative;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 600;
  white-space: nowrap;
  transition: color .2s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease-out);
}
.nav a:hover { color: var(--text); text-decoration: none; }
.nav a:hover::after { transform: scaleX(1); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  color: var(--text);
  margin-left: auto;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  margin: 4px 0;
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

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

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: min(94vh, 900px);
  display: flex;
  align-items: center;
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(4rem, 8vw, 7rem);
}

/* lienzo del campo volumétrico */
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  display: block;
  opacity: 0;
  transition: opacity 1.4s var(--ease);
}
.hero-canvas.ready { opacity: 1; }

/* respaldo: si no arranca WebGL esto es lo único que se ve, y basta */
.hero-fallback {
  position: absolute;
  inset: 0;
  z-index: -3;
  /* Más presencia que la primera versión: cuando no hay WebGL esto es
     TODO lo que se ve, y quedaba casi plano. */
  background:
    radial-gradient(46% 52% at 20% 28%, rgba(79, 209, 197, .46), transparent 66%),
    radial-gradient(44% 50% at 74% 20%, rgba(124, 108, 246, .44), transparent 68%),
    radial-gradient(38% 44% at 56% 76%, rgba(124, 108, 246, .22), transparent 70%),
    radial-gradient(52% 46% at 88% 70%, rgba(79, 209, 197, .16), transparent 72%),
    linear-gradient(180deg, #0b1119, var(--bg));
  filter: blur(10px);
}

/* funde el campo con el fondo de la sección siguiente */
.hero-fade {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 42%;
  z-index: -1;
  background: linear-gradient(180deg, transparent, var(--bg) 88%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  width: min(100% - 2.5rem, var(--wrap));
}

/* Sin max-width en ch: el ancho de la columna ya lo limita. Con 40ch
   (≈340 px, medido sobre el tamaño del body) la tipografía de display
   caía a una palabra por línea. */
.hero-copy { min-width: 0; }

.lede {
  font-size: clamp(1.04rem, 1.5vw, 1.24rem);
  color: var(--muted);
  max-width: 54ch;
  line-height: 1.68;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2rem; }

/* franja de credibilidad */
/* Rejilla, no flex-wrap: al envolverse dejaba separadores verticales
   colgando al final de cada fila. */
.trust {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  margin: 2.8rem 0 0;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.trust-item {
  /* Etiqueta arriba, número abajo y pegado al fondo: las celdas de la
     rejilla tienen la misma altura, así que los números quedan alineados
     aunque una etiqueta ocupe tres líneas y otra una. */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-right: 1.8rem;
  margin-right: 1.8rem;
  border-right: 1px solid var(--line);
}
.trust-item:last-child { border-right: 0; margin-right: 0; padding-right: 0; }
.trust dt {
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted-2);
  font-weight: 700;
  margin-bottom: .25rem;
}
.trust dd {
  margin: 0;
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -.03em;
  background: linear-gradient(140deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- tarjeta 3D del hero ---------- */

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  perspective: 1400px;
}

.stage {
  /* Declaradas de verdad (no como fallback de var()) porque app.js lee
     la pose de reposo con getComputedStyle: así vive en un solo sitio. */
  --rx: 3deg;
  --ry: -11deg;
  transform-style: preserve-3d;
  transform:
    rotateX(var(--rx))
    rotateY(var(--ry));
  transition: transform .5s var(--ease-out);
  animation: stageFloat 11s var(--ease) infinite;
  will-change: transform;
}
.stage.tilting { transition: transform .12s linear; animation-play-state: paused; }

@keyframes stageFloat {
  0%, 100% { translate: 0 0; }
  50%      { translate: 0 -14px; }
}

.demo-card {
  position: relative;
  width: min(400px, 90vw);
  transform-style: preserve-3d;
  background:
    linear-gradient(158deg, rgba(28, 37, 49, .92), rgba(16, 21, 30, .96));
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem 1.35rem;
  box-shadow:
    var(--shadow-3),
    0 0 0 1px rgba(79, 209, 197, .07) inset,
    0 1px 0 rgba(255,255,255,.06) inset;
  /* sin backdrop-filter: aplanaría la escena y perderíamos el
     escalonado en Z de cabecera/cuerpo. El degradado ya da cuerpo. */
}
/* halo que se enciende bajo la tarjeta */
.demo-glow {
  position: absolute;
  inset: 12% -14% -22% -14%;
  border-radius: 50%;
  background: radial-gradient(50% 50% at 50% 50%, rgba(79,209,197,.32), transparent 70%);
  filter: blur(38px);
  z-index: -1;
  transform: translateZ(-60px);
  animation: glowBreathe 8s var(--ease) infinite;
}
@keyframes glowBreathe {
  0%, 100% { opacity: .65; }
  50%      { opacity: 1; }
}

.demo-head {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1rem;
  transform: translateZ(26px);
}
.demo-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--surface-3); }
.demo-dot-r { background: #ff5f57; }
.demo-dot-y { background: #febc2e; }
.demo-dot-g { background: #28c840; }
.demo-title {
  margin-left: .6rem;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .74rem;
  color: var(--muted-2);
  letter-spacing: .02em;
}

.demo-body { display: grid; gap: .95rem; transform: translateZ(16px); }

.demo-metrics { display: grid; gap: .55rem; }
.demo-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .6rem;
  font-size: .82rem;
  color: var(--muted);
}
.demo-num {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -.02em;
}
.demo-num-good { color: var(--accent); }
.demo-unit { font-size: 1.05rem; color: var(--muted); margin-left: 1px; }

/* línea de tendencia */
.spark {
  width: 100%;
  height: 62px;
  display: block;
  overflow: visible;
}
.spark-line {
  stroke-dasharray: 340;
  stroke-dashoffset: 340;
  animation: sparkDraw 2.6s var(--ease-out) .35s forwards;
  filter: drop-shadow(0 0 6px rgba(79,209,197,.45));
}
.spark-fill { opacity: 0; animation: sparkFade 1.6s var(--ease) 1.5s forwards; }
@keyframes sparkDraw { to { stroke-dashoffset: 0; } }
@keyframes sparkFade { to { opacity: 1; } }

.demo-bars {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: .38rem;
  align-items: end;
  height: 58px;
  padding: .4rem 0;
  border-block: 1px dashed var(--line);
}
.demo-bar {
  display: block;
  height: var(--h, 60%);
  background: linear-gradient(180deg, var(--accent-2), rgba(124, 108, 246, .25));
  border-radius: 3px 3px 0 0;
  transform-origin: bottom;
  animation: barBreathe 3.4s var(--ease) var(--d, 0s) infinite alternate;
}
.demo-bar-accent { background: linear-gradient(180deg, var(--accent), rgba(79, 209, 197, .25)); }
@keyframes barBreathe {
  from { transform: scaleY(.55); opacity: .7; }
  to   { transform: scaleY(1);   opacity: 1; }
}

.demo-pill-row { display: flex; flex-wrap: wrap; gap: .38rem; }
.demo-pill {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .68rem;
  padding: .26rem .58rem;
  border-radius: 999px;
  background: var(--surface-3);
  border: 1px solid var(--line);
  color: var(--muted);
  letter-spacing: .03em;
}
.demo-pill-live {
  color: var(--accent);
  border-color: rgba(79, 209, 197, .38);
  background: rgba(79, 209, 197, .09);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}
.demo-pill-live::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: live-pulse 1.8s var(--ease) infinite;
}

/* pista de scroll */
.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.8rem;
  translate: -50% 0;
  width: 26px;
  height: 42px;
  display: grid;
  place-items: start center;
  z-index: 2;
}
.scroll-cue-track {
  width: 24px;
  height: 40px;
  border: 1.5px solid var(--line-2);
  border-radius: 999px;
  display: grid;
  justify-items: center;
  padding-top: 7px;
  transition: border-color .25s var(--ease);
}
.scroll-cue:hover .scroll-cue-track { border-color: var(--accent); }
.scroll-cue-dot {
  width: 4px; height: 7px;
  border-radius: 999px;
  background: var(--accent);
  animation: cueDrop 2.1s var(--ease) infinite;
}
@keyframes cueDrop {
  0%      { transform: translateY(0);    opacity: 0; }
  25%     { opacity: 1; }
  75%     { transform: translateY(15px); opacity: 0; }
  100%    { transform: translateY(15px); opacity: 0; }
}

/* ---------- Cauce: escena dirigida por el scroll ----------
   La sección mide 360vh y el escenario queda fijado dentro. El progreso
   del scroll dentro de la pista conduce la cámara y enciende los tramos
   de texto. Todo lo que oculta contenido va bajo (scripting: enabled):
   sin JS la pista colapsa y los cinco tramos se leen como una lista. */

.saga {
  position: relative;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(70% 55% at 50% 26%, rgba(124, 108, 246, .10), transparent 70%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}

.saga-intro {
  padding: clamp(4rem, 8vw, 6.5rem) 0 0;
}
.saga-intro .section-lede { max-width: 58ch; margin-bottom: 0; }

.saga-track { position: relative; }
@media (scripting: enabled) {
  .saga-track { height: 360vh; }
}

.saga-stage {
  position: sticky;
  top: 0;
  height: 100vh;
  /* svh = viewport pequeño (con la barra del navegador a la vista). Con
     100vh a secas, en móvil la parte de abajo del escenario queda
     tapada por la barra justo donde van los tramos de texto. */
  height: 100svh;
  min-height: 540px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.saga-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: none;
  cursor: grab;
  touch-action: pan-y;
}
@media (scripting: enabled) { .saga-canvas { display: block; } }
.saga-canvas.grabbing { cursor: grabbing; }

.saga-beats {
  position: relative;
  z-index: 2;
  width: min(100% - 2.5rem, 580px);
  margin-inline: auto;
  align-self: end;
  margin-bottom: clamp(3rem, 10vh, 6rem);
  pointer-events: none;
}
.beat {
  margin: 0 0 1.4rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.14rem);
  line-height: 1.6;
  text-align: center;
  text-wrap: balance;
  /* el texto va sobre la escena: sin sombra se pierde en los enlaces */
  text-shadow: 0 2px 20px rgba(6,8,12,.92), 0 0 56px rgba(6,8,12,.85);
}
.beat:last-child { margin-bottom: 0; }
.beat b {
  display: block;
  margin-bottom: .35rem;
  color: var(--text);
  font-weight: 750;
  font-size: 1.14em;
  letter-spacing: -.022em;
}

@media (scripting: enabled) {
  .saga-beats { display: grid; }
  .saga-beats .beat {
    grid-area: 1 / 1;
    margin: 0;
    opacity: 0;
    transform: translate3d(0, 18px, 0);
    transition: opacity .55s var(--ease-out), transform .55s var(--ease-out);
  }
  .saga-beats .beat.on { opacity: 1; transform: none; }
}

.saga-hint {
  position: absolute;
  /* por debajo de la cabecera fija (60px): con top:1rem quedaba tapada */
  top: clamp(4.6rem, 11vh, 6.4rem);
  left: 50%;
  translate: -50% 0;
  z-index: 2;
  margin: 0;
  display: none;
  align-items: center;
  gap: .5rem;
  font-size: .72rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted-2);
  pointer-events: none;
}
@media (scripting: enabled) { .saga-hint { display: inline-flex; } }
.saga-hint-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: live-pulse 2.2s var(--ease) infinite;
}

.saga-progress {
  position: absolute;
  left: 50%;
  bottom: clamp(1rem, 3.5vh, 2.2rem);
  translate: -50% 0;
  width: min(240px, 44vw);
  height: 2px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
  display: none;
}
@media (scripting: enabled) { .saga-progress { display: block; } }
.saga-progress span {
  display: block;
  height: 100%;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.saga-cta {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  padding-bottom: clamp(4rem, 8vw, 6.5rem);
}

@media (max-width: 620px) {
  .saga-track { height: 320vh; }
  .saga-beats { margin-bottom: clamp(2rem, 7vh, 4rem); }
}

/* ---------- productos ---------- */

.products { padding: clamp(4rem, 9vw, 7rem) 0; position: relative; }
.section-lede { color: var(--muted); max-width: 60ch; margin-bottom: 1.6rem; }

.legend {
  list-style: none;
  padding: 0;
  margin: 0 0 2.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.6rem;
  font-size: .88rem;
  color: var(--muted);
}
.legend li { display: inline-flex; align-items: center; gap: .55rem; }

.grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.2rem;
}

/* tarjeta con inclinación real por puntero + reflejo que sigue al cursor */
.card {
  --rx: 0deg;
  --ry: 0deg;
  --mx: 50%;
  --my: 0%;
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  /* NADA de overflow:hidden / isolation / filter acá: los tres son
     "grouping properties" y fuerzan transform-style:flat, con lo que
     el translateZ de .card-inner dejaría de tener profundidad.
     El recorte lo hace el border-radius propio de cada capa. */
  transform-style: preserve-3d;
  transform:
    perspective(900px)
    rotateX(var(--rx))
    rotateY(var(--ry))
    translate3d(0, var(--lift, 0px), 0);
  transition:
    transform .5s var(--ease-out),
    border-color .3s var(--ease),
    box-shadow .4s var(--ease);
  box-shadow: var(--shadow-1);
}
.card.tilting { transition: transform .1s linear, border-color .3s var(--ease), box-shadow .4s var(--ease); }

.card-inner {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.6rem;
  transform: translateZ(24px);
}

/* borde que se enciende con el tono propio del producto */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    150deg,
    hsl(var(--tone, 167) 70% 62% / .55),
    transparent 45%,
    hsl(calc(var(--tone, 167) + 40) 70% 62% / .35)
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .35s var(--ease);
  pointer-events: none;
}
.card:hover::before, .card:focus-within::before { opacity: 1; }

/* reflejo especular que persigue al cursor */
.card-sheen {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s var(--ease);
  background: radial-gradient(
    340px circle at var(--mx, 50%) var(--my, 0%),
    hsl(var(--tone, 167) 80% 65% / .16),
    transparent 62%
  );
}
.card:hover .card-sheen, .card:focus-within .card-sheen { opacity: 1; }

.card:hover, .card:focus-within {
  border-color: hsl(var(--tone, 167) 55% 45% / .5);
  box-shadow:
    var(--shadow-2),
    0 0 42px -18px hsl(var(--tone, 167) 70% 55% / .55);
}

.card p { color: var(--muted); font-size: .95rem; }
/* La pastilla va ENCIMA del título, no al lado: en línea le robaba
   ancho y partía nombres de dos palabras ("Graf / Commerce"). */
.card-top {
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-start;
  gap: .6rem;
  margin-bottom: .8rem;
}
.card-top h3 { margin: 0; }
.card-foot {
  margin-top: auto;
  padding-top: 1.2rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .9rem;
}
.card .link {
  font-size: .87rem;
  font-weight: 650;
  color: var(--muted);
  transition: color .2s var(--ease), gap .2s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.card .link:hover { color: hsl(var(--tone, 167) 70% 66%); text-decoration: none; gap: .55rem; }

.card-star {
  background:
    linear-gradient(152deg, rgba(79, 209, 197, .11), rgba(124, 108, 246, .07) 60%),
    var(--surface);
  border-color: rgba(79, 209, 197, .32);
}
.card-strong {
  background:
    linear-gradient(152deg, rgba(79, 209, 197, .055), rgba(124, 108, 246, .03) 60%),
    var(--surface);
  border-color: rgba(79, 209, 197, .18);
}
.card-side { background: rgba(255, 255, 255, .016); }
.card-side .card-top h3 { font-weight: 640; }

.pill {
  flex-shrink: 0;
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: .3rem .62rem;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
}
.pill-live { color: #7ee3b8; border-color: rgba(126, 227, 184, .42); background: rgba(126, 227, 184, .1); }
.pill-early { color: #b9adfb; border-color: rgba(185, 173, 251, .42); background: rgba(185, 173, 251, .1); }
.pill-soon { color: #f3bd7c; border-color: rgba(243, 189, 124, .42); background: rgba(243, 189, 124, .1); }

.card-cta-hint { display: inline-block; font-size: .82rem; color: var(--muted-2); font-style: italic; }

/* ---------- clientes ---------- */

.clients {
  padding: clamp(4rem, 9vw, 7rem) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(60% 50% at 50% 0%, rgba(79, 209, 197, .05), transparent 70%),
    var(--bg);
}
.grid-clients { margin-top: 2.2rem; }
.client-card {
  position: relative;
  background: rgba(255, 255, 255, .02);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
  transition: border-color .3s var(--ease), transform .4s var(--ease-out), background-color .3s var(--ease);
}
.client-card:hover {
  border-color: rgba(79, 209, 197, .4);
  background: rgba(79, 209, 197, .035);
  transform: translateY(-3px);
}
.client-top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; flex-wrap: wrap; }
.client-top h3 { margin: 0; font-size: 1.04rem; }
.client-card p { color: var(--muted); font-size: .92rem; margin: 0; flex: 1; }
.client-foot { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.client-foot .link { font-size: .86rem; font-weight: 600; color: var(--accent); }
.client-foot .link:hover { text-decoration: underline; }
.link-muted { font-size: .86rem; color: var(--muted-2); font-style: italic; }

/* ---------- método ---------- */

.method {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: clamp(4rem, 9vw, 7rem) 0;
}
.steps {
  list-style: none;
  padding: 0;
  margin: 2.6rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.8rem;
}
.steps li {
  position: relative;
  border-top: 2px solid var(--line);
  padding-top: 1.2rem;
  transition: border-color .35s var(--ease);
}
.steps li::after {
  content: "";
  position: absolute;
  left: 0; top: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width .8s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 90ms);
}
.steps li.in::after { width: 100%; }
.step-n {
  display: block;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: .55rem;
}
.steps p { color: var(--muted); font-size: .95rem; margin: 0; }

/* ---------- cta ---------- */

.cta {
  position: relative;
  padding: clamp(4.5rem, 10vw, 8rem) 0;
  text-align: center;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.cta-glow {
  position: absolute;
  left: 50%; top: -30%;
  width: 900px; height: 620px;
  translate: -50% 0;
  background: radial-gradient(50% 50% at 50% 50%, rgba(79, 209, 197, .16), transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}
.cta-inner { position: relative; max-width: 64ch; margin-inline: auto; }
.cta p { color: var(--muted); margin-bottom: 2rem; }

/* ---------- formulario ---------- */

.demo-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.05rem;
  text-align: left;
  margin-top: 2rem;
  background: linear-gradient(160deg, rgba(22,29,41,.9), rgba(16,21,30,.95));
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: clamp(1.3rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-2);
  backdrop-filter: blur(10px);
}
.field { display: grid; gap: .42rem; }
.field-wide, .form-actions { grid-column: 1 / -1; }
.demo-form label { font-size: .84rem; font-weight: 700; color: var(--muted); letter-spacing: .01em; }
.demo-form input,
.demo-form select,
.demo-form textarea {
  font: inherit;
  font-size: .95rem;
  color: var(--text);
  background: rgba(6, 8, 12, .7);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: .75rem .9rem;
  width: 100%;
  resize: vertical;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background-color .2s var(--ease);
}
.demo-form input::placeholder,
.demo-form textarea::placeholder { color: #5d6b7f; }
.demo-form input:hover,
.demo-form select:hover,
.demo-form textarea:hover { border-color: var(--line-2); }
.demo-form input:focus,
.demo-form select:focus,
.demo-form textarea:focus {
  outline: none;
  border-color: rgba(79, 209, 197, .65);
  background: rgba(6, 8, 12, .95);
  box-shadow: 0 0 0 3px rgba(79, 209, 197, .13);
}
.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .9rem 1.3rem;
  margin-top: .3rem;
}
.form-note { margin: 0; font-size: .82rem; color: var(--muted-2); flex: 1; min-width: 220px; text-align: left; }

.brief {
  margin-top: 1.5rem;
  text-align: left;
  background: var(--surface-2);
  border: 1px solid rgba(79, 209, 197, .5);
  border-radius: var(--radius);
  padding: 1.3rem;
  box-shadow: 0 0 40px -20px rgba(79,209,197,.6);
}
.brief-status { font-weight: 700; color: var(--accent); margin-bottom: .8rem; }
.brief-label { display: block; font-size: .85rem; font-weight: 700; color: var(--muted); margin-bottom: .45rem; }
.brief textarea {
  width: 100%;
  font: inherit;
  font-size: .9rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: .85rem;
  resize: vertical;
}

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

.site-footer { border-top: 1px solid var(--line); padding: 2.4rem 0; background: var(--bg-2); }
.footer-inner { display: flex; flex-wrap: wrap; gap: .3rem 1.2rem; align-items: baseline; }
.footer-inner p { margin: 0; font-size: .92rem; }
.footer-inner .brand-name { font-size: 1rem; }

/* ---------- FAB flotante ---------- */

.fab-stack {
  position: fixed;
  right: clamp(12px, 2vw, 26px);
  bottom: clamp(12px, 2vw, 26px);
  display: flex;
  flex-direction: column;
  gap: .7rem;
  z-index: 60;
  pointer-events: none;
}
.fab {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .8rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .92rem;
  text-decoration: none;
  box-shadow:
    0 14px 34px -12px rgba(0,0,0,.7),
    0 0 0 1px rgba(255,255,255,.06) inset;
  transition: transform .28s var(--ease-out), box-shadow .28s var(--ease);
  white-space: nowrap;
  transform: translate3d(var(--mgx, 0px), var(--mgy, 0px), 0);
}
.fab:hover { text-decoration: none; }
.fab svg { display: block; }
.fab-demo {
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  color: #04141a;
}
.fab-demo:hover { box-shadow: 0 20px 44px -14px rgba(79,209,197,.6), 0 0 0 1px rgba(255,255,255,.1) inset; }
.fab-wa { background: #25d366; color: #04210f; }
.fab-wa:hover { background: #1ebe5d; color: #04210f; }

/* ---------- adaptación ---------- */

@media (max-width: 1100px) {
  .nav { gap: 1.15rem; }
  .nav a { font-size: .87rem; }
  .orbit3d { width: min(370px, 82vw); }
}

@media (max-width: 940px) {
  .hero { min-height: auto; padding-top: clamp(2.5rem, 6vw, 4rem); }
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-copy { max-width: 44ch; }
  .hero-visual { order: 2; }
  .scroll-cue { display: none; }
  .star-inner { grid-template-columns: 1fr; gap: 3rem; }
  .star-visual { order: 2; min-height: 360px; }
}

@media (max-width: 900px) {
  .nav {
    position: fixed;
    inset: 60px 0 0 0;
    background: rgba(6, 8, 12, .97);
    backdrop-filter: blur(18px);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem 1.5rem;
    gap: 1.2rem;
    margin: 0;
    transform: translateX(100%);
    transition: transform .34s var(--ease-out);
    z-index: 49;
    border-left: 1px solid var(--line);
  }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 1.1rem; padding: .5rem 0; }
  .nav a:hover { color: var(--accent); }
  .menu-toggle { display: block; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .trust { grid-template-columns: repeat(3, 1fr); gap: 0 .8rem; }
  .trust-item { padding-right: .8rem; margin-right: 0; }
  .trust dt { font-size: .62rem; letter-spacing: .08em; }
  .trust dd { font-size: 1.45rem; }
  .eyebrow-live { align-items: flex-start; }
  .live-dot { margin-top: .45em; flex: 0 0 auto; }
  .demo-form { grid-template-columns: 1fr; }
  .orbit3d { width: min(310px, 88vw); }
  .orbit-core { width: 96px; height: 96px; margin: -48px 0 0 -48px; font-size: .92rem; }
}

@media (max-width: 520px) {
  .fab span { display: none; }
  .fab { padding: .8rem; }
}

@media (max-width: 480px) {
  .header-inner { gap: .8rem; }
  .brand-name { display: none; }
}

@media (max-width: 420px) {
  .hero-cta .btn, .star-cta .btn { width: 100%; }
}

/* la inclinación por puntero sólo tiene sentido con ratón fino */
@media (hover: none), (pointer: coarse) {
  .card, .stage, .orbit-scene { --rx: 0deg; --ry: 0deg; }
  .stage { --rx: 3deg; --ry: -9deg; }
}

/* ---------- menos movimiento ----------
   Se apaga TODO lo que se mueve solo. El contenido nunca depende
   de una animación para ser visible. */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .grain { animation: none; }
  .hero-canvas { display: none; }
  .spark-line { stroke-dashoffset: 0; }
  .spark-fill { opacity: 1; }
  .stage { transform: none; }
  .demo-bar { transform: none; opacity: 1; }
  .scroll-cue { display: none; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .steps li::after { width: 100%; }
}\n

/* ---------- barra de lectura y navegación activa ---------- */

.read-progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  pointer-events: none;
}
.read-progress span {
  display: block;
  height: 100%;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.nav a.active { color: var(--text); }
.nav a.active::after { transform: scaleX(1); }

/* ---------- tarjetas que se abren en el sitio ----------
   Sin JS el detalle se ve entero y no hay botón (lo crea app.js): así
   nunca queda contenido encerrado detrás de un control que no responde. */

.card-detail {
  display: grid;
  grid-template-rows: 1fr;
}
.card-detail > p {
  overflow: hidden;
  min-height: 0;
  margin: 0;
  font-size: .89rem;
  line-height: 1.62;
  color: var(--muted-2);
  border-left: 2px solid hsl(var(--tone, 167) 60% 50% / .45);
  padding-left: .9rem;
}
@media (scripting: enabled) {
  .card-detail {
    grid-template-rows: 0fr;
    opacity: 0;
    margin-top: 0;
    transition:
      grid-template-rows .45s var(--ease-out),
      opacity .3s var(--ease),
      margin-top .45s var(--ease-out);
  }
  .card.open .card-detail {
    grid-template-rows: 1fr;
    opacity: 1;
    margin-top: 1rem;
  }
}

.card-toggle {
  appearance: none;
  -webkit-appearance: none;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-size: .86rem;
  font-weight: 650;
  color: hsl(var(--tone, 167) 62% 66%);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.card-toggle:hover { color: hsl(var(--tone, 167) 75% 74%); }
.card-toggle::after {
  content: "+";
  font-size: 1.15em;
  line-height: 1;
  transition: transform .32s var(--ease-out);
}
.card.open .card-toggle::after { transform: rotate(45deg); }

/* ---------- titular palabra a palabra ---------- */

.display { perspective: 900px; }
@media (scripting: enabled) {
  .display .word {
    display: inline-block;
    opacity: 0;
    transform: translate3d(0, .45em, 0) rotateX(-55deg);
    transform-origin: 50% 100%;
    transition:
      opacity .55s var(--ease-out),
      transform .72s var(--ease-out);
    transition-delay: calc(var(--wi, 0) * 52ms);
  }
  .display.in .word { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .display .word { opacity: 1 !important; transform: none !important; }
  .saga-beats .beat { opacity: 1 !important; transform: none !important; }
  .saga-track { height: auto !important; }
  .saga-stage { position: relative; height: auto; min-height: 0; padding: 3rem 0; }
  .saga-beats { display: block !important; }
  .saga-beats .beat { margin-bottom: 1.4rem; }
}