/* ============================================
   ABN GROUP — SITIO INSTITUCIONAL
   Paleta oficial · Montserrat · Aurora de integración
   Pieza dirigida: índice numerado · reveal por línea ·
   numerales-héroe · unidades diferenciadas · marquesina
   ============================================ */

/* RESET & CUSTOM PROPERTIES */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* ---- Paleta oficial (INALTERABLE) ---- */
  --carbon: #232323;      /* Carbon Black */
  --ash: #f9f7f2;         /* Ash White */
  --deep-blue: #1b1837;   /* Deep Blue — institucional / Group */
  --green: #3abd96;       /* Tech Green — ABN Digital */
  --orange: #f77e2b;      /* Creative Orange — ABN Studio */
  --lblue: #5881f0;       /* Light Blue — Detrics */
  --violet: #ad87ff;      /* Cosmos Violet — Hike */

  /* ---- Hero (fácil de cambiar) ---- */
  --hero-bg: var(--carbon);

  /* ---- Sistema oscuro cohesivo: Carbon Black con base fría (Deep Blue) ---- */
  --bg:            #1a1a1f;   /* base — carbon con matiz frío */
  --bg-alt:        #1e1d26;   /* alt — apenas elevado + más azul (Deep Blue lean) */
  --surface:       #232230;   /* superficie de card — elevada, azulada */
  --surface-hi:    #2b2a3a;   /* hover / superficie alta */

  /* ---- Glow institucional Deep Blue (para profundidad de sección) ---- */
  --glow-blue:      rgba(27, 24, 55, 0.55);
  --glow-blue-soft: rgba(27, 24, 55, 0.34);

  /* ---- Escala de texto Ash ---- */
  --ash-mid:   rgba(249, 247, 242, 0.70);
  --ash-dim:   rgba(249, 247, 242, 0.55);
  --ash-faint: rgba(249, 247, 242, 0.10);
  --ash-hair:  rgba(249, 247, 242, 0.06);

  /* ---- Tipografía ---- */
  --font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* ---- Layout ---- */
  --section-pad: clamp(88px, 13vh, 168px);
  --gutter: clamp(24px, 5vw, 80px);
  --maxw: 1360px;

  /* ---- Motion ---- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ash);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

::selection {
  background: var(--ash);
  color: var(--carbon);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-hi); border-radius: 2px; }

/* ---- Focus visible (A11Y) ---- */
:focus-visible {
  outline: 2px solid var(--ash);
  outline-offset: 3px;
  border-radius: 3px;
}

/* Skip link */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  background: var(--ash);
  color: var(--carbon);
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  transform: translateY(-160%);
  transition: transform 0.3s var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

/* ============================================
   GRAIN OVERLAY
   ============================================ */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
}

/* ============================================
   MOTION — FIRMA DEL SITIO
   1) reveal sutil (soporte)  2) reveal por LÍNEA (clip)
   3) reveal direccional (cards entran desde su lado)
   Solo transform/opacity.
   ============================================ */

/* 1 · reveal base (párrafos, chips, elementos sueltos).
   Los estados "ocultos" se aplican SOLO con .js → sin JS el sitio se ve entero. */
.reveal {
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.js .reveal { opacity: 0; transform: translateY(20px); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }
.reveal-d5 { transition-delay: 0.40s; }
.reveal-d6 { transition-delay: 0.48s; }

/* 2 · reveal por LÍNEA — el titular se levanta línea por línea tras un clip */
.reveal-lines .line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.14em;
  margin-bottom: -0.14em;
}
.reveal-lines .line > span {
  display: inline-block;
  transition: transform 1s var(--ease-out);
  will-change: transform;
}
.js .reveal-lines .line > span { transform: translateY(118%); }
.reveal-lines.visible .line > span { transform: translateY(0); }
.reveal-lines.visible .line:nth-child(1) > span { transition-delay: 0.05s; }
.reveal-lines.visible .line:nth-child(2) > span { transition-delay: 0.17s; }
.reveal-lines.visible .line:nth-child(3) > span { transition-delay: 0.29s; }
.reveal-lines.visible .line:nth-child(4) > span { transition-delay: 0.41s; }

/* palabra-remate: pintada en el hue de la unidad, con un FLARE breve un beat después */
.reveal-lines .hue { color: var(--accent, var(--ash)); font-weight: 700; font-style: normal; }
.reveal-lines.visible .hue { animation: payoffFlare 1.15s var(--ease-out) 0.6s both; }
@keyframes payoffFlare {
  0%   { text-shadow: 0 0 0 transparent; }
  32%  { text-shadow: 0 0 26px color-mix(in srgb, var(--accent, var(--ash)) 65%, transparent); }
  100% { text-shadow: 0 0 0 transparent; }
}
/* salto de tamaño (otro mecanismo de énfasis, sin color) */
.reveal-lines .up { font-weight: 800; font-size: 1.16em; letter-spacing: -0.03em; }
.reveal-lines b { font-weight: 700; font-style: normal; color: var(--ash); }

/* 3 · reveal direccional — la card entra desde el lado de su tile */
.reveal-side {
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  will-change: transform;
}
.js .reveal-side { opacity: 0; transform: translateX(var(--from, -46px)); }
.reveal-side.visible { opacity: 1; transform: none; }

/* timeline items */
.reveal-tl {
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
}
.js .reveal-tl { opacity: 0; transform: translateX(-26px); }
.reveal-tl.visible { opacity: 1; transform: none; }

/* ============================================
   KEYFRAMES
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
/* hero: la aurora se resuelve y asienta detrás del wordmark al cargar */
@keyframes auroraSettle {
  0%   { opacity: 0; transform: scale(1.28); }
  60%  { opacity: 1; }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ============================================
   BUTTONS — sistema premium (profundidad + sweep)
   + FIRMA: keyline de 4 colores de unidad en el CTA primario
   ============================================ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 15px 30px;
  border-radius: 100px;
  border: 1px solid transparent;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out),
              border-color 0.4s ease, color 0.35s ease;
  white-space: nowrap;
  transform: translateZ(0);
}
.btn > * { position: relative; z-index: 1; }
.btn--lg { padding: 18px 38px; font-size: 0.84rem; }

/* sliding fill sweep (transform only) */
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-out);
  pointer-events: none;
}
.btn:hover::before { transform: translateX(0); }

/* sliding arrow appended after label on primary CTAs */
.btn--solid .btn-label::after,
.units-cta .btn--solid .btn-label::after {
  content: '→';
  display: inline-block;
  margin-left: 0.55em;
  transform: translateX(-2px);
  transition: transform 0.4s var(--ease-out);
}
.btn--solid:hover .btn-label::after { transform: translateX(3px); }

/* Solid — light surface with subtle vertical depth + soft shadow */
.btn--solid {
  color: var(--carbon);
  background: linear-gradient(180deg, #ffffff 0%, #efece4 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7),
              0 10px 26px -14px rgba(0,0,0,0.85),
              0 2px 6px -3px rgba(0,0,0,0.5);
}
.btn--solid::before { background: linear-gradient(180deg, #ffffff 0%, #ffffff 100%); }
.btn--solid:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.9),
              0 18px 40px -16px rgba(0,0,0,0.9),
              0 4px 10px -4px rgba(0,0,0,0.55);
}
.btn--solid:active { transform: translateY(0); }
/* FIRMA inequívoca del CTA primario: keyline con los 4 colores de unidad */
.btn--solid::after {
  content: '';
  position: absolute;
  left: 14%; right: 14%; bottom: 6px;
  height: 2px;
  border-radius: 2px;
  z-index: 1;
  background: linear-gradient(90deg, var(--green), var(--lblue), var(--violet), var(--orange));
  transform: scaleX(0.35);
  opacity: 0.85;
  transform-origin: center;
  transition: transform 0.5s var(--ease-out), opacity 0.4s ease;
}
.btn--solid:hover::after { transform: scaleX(1); opacity: 1; }

/* Ghost — hairline border + whisper of surface, fills to Ash on hover */
.btn--ghost {
  color: var(--ash);
  background: rgba(249,247,242,0.02);
  border-color: rgba(249,247,242,0.18);
  box-shadow: inset 0 1px 0 rgba(249,247,242,0.05);
}
.btn--ghost::before { background: var(--ash); }
.btn--ghost:hover {
  color: var(--carbon);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -18px rgba(0,0,0,0.8);
}

/* ============================================
   LOADER — "despertando agentes" (cubre la carga del video)
   Visible por defecto; JS lo retira en cuanto el video puede
   reproducirse. <noscript> lo oculta para no bloquear sin JS.
   ============================================ */
.loader {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 26px;
  background: var(--carbon);
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
  /* failsafe sin JS/errores: se auto-retira a los 8s pase lo que pase */
  animation: loaderAutoHide 0.6s ease 8s forwards;
}
.loader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
@keyframes loaderAutoHide {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}
.loader-logo {
  width: clamp(150px, 22vw, 240px);
  height: auto;
  animation: loaderPulse 2.2s ease-in-out infinite;
}
@keyframes loaderPulse {
  0%, 100% { opacity: 0.85; }
  50%      { opacity: 1; }
}
.loader-text {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ash-dim);
}
/* dots intermitentes: ... .. . ... .. . */
.loader-text::after {
  content: '...';
  display: inline-block;
  width: 1.6em;
  text-align: left;
  animation: loaderDots 1.2s steps(1) infinite;
}
@keyframes loaderDots {
  0%   { content: '...'; }
  33%  { content: '..'; }
  66%  { content: '.'; }
}
.loader-bar {
  width: min(240px, 56vw);
  height: 2px;
  border-radius: 2px;
  background: var(--ash-faint);
  overflow: hidden;
}
.loader-bar-fill {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--green), var(--lblue), var(--violet), var(--orange));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 100;
  padding: 26px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.5s ease, backdrop-filter 0.5s ease, padding 0.5s ease, border-color 0.5s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(20, 19, 27, 0.74);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  padding-top: 15px;
  padding-bottom: 15px;
  border-bottom-color: var(--ash-hair);
}
.nav-logo img { height: 30px; width: auto; }

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}
.nav-link {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ash-mid);
  position: relative;
  padding-bottom: 3px;
  transition: color 0.3s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--ash);
  transition: width 0.5s var(--ease-out);
}
.nav-link:hover { color: var(--ash); }
.nav-link:hover::after { width: 100%; }

.nav-cta {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--carbon);
  background: linear-gradient(180deg, #ffffff 0%, #efece4 100%);
  padding: 11px 22px;
  border-radius: 100px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7), 0 6px 18px -10px rgba(0,0,0,0.8);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.9), 0 12px 26px -12px rgba(0,0,0,0.9);
}
.nav-cta:active { transform: translateY(0); }

/* ============================================
   HERO — portada minimalista (logo-forward)
   + aurora que se resuelve y asienta detrás del wordmark
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: var(--hero-bg);
}

/* Ambiente vivo dentro del negro: Deep Blue dominante (base oscura)
   + blooms de los colores de unidad, con deriva lenta.
   El contenedor hace el gesto de "resolver y asentar" al cargar. */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(56% 48% at 50% 44%, rgba(27,24,55,0.92) 0%, rgba(27,24,55,0.34) 44%, transparent 72%),
    radial-gradient(100% 75% at 50% 122%, rgba(10,9,20,0.85) 0%, transparent 66%);
  opacity: 0;
  animation: auroraSettle 2.1s var(--ease-out) 0.15s forwards;
}
.hero-aurora {
  position: absolute;
  width: clamp(340px, 48vw, 700px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  filter: blur(72px);
  mix-blend-mode: screen;
  will-change: transform, opacity;
}
/* presencia subida (antes casi no se leía, sobre todo en mobile) */
.hero-aurora--blue {
  left: 4%; top: 12%;
  background: radial-gradient(circle at center, var(--lblue) 0%, transparent 66%);
  opacity: 0.34;
  animation: heroDrift1 24s ease-in-out infinite alternate;
}
.hero-aurora--violet {
  right: 2%; top: 20%;
  background: radial-gradient(circle at center, var(--violet) 0%, transparent 66%);
  opacity: 0.30;
  animation: heroDrift2 30s ease-in-out infinite alternate;
}
.hero-aurora--green {
  left: 14%; bottom: 2%;
  background: radial-gradient(circle at center, var(--green) 0%, transparent 66%);
  opacity: 0.24;
  animation: heroDrift3 27s ease-in-out infinite alternate;
}
.hero-aurora--orange {
  right: 12%; bottom: 6%;
  background: radial-gradient(circle at center, var(--orange) 0%, transparent 66%);
  opacity: 0.19;
  animation: heroDrift4 33s ease-in-out infinite alternate;
}
@keyframes heroDrift1 { from { transform: translate(-6%,-4%) scale(1);    } to { transform: translate(9%,7%)  scale(1.2);  } }
@keyframes heroDrift2 { from { transform: translate(6%,-3%) scale(1.06);  } to { transform: translate(-8%,8%) scale(0.9);  } }
@keyframes heroDrift3 { from { transform: translate(-4%,5%) scale(0.94);  } to { transform: translate(10%,-6%) scale(1.16);} }
@keyframes heroDrift4 { from { transform: translate(5%,4%) scale(1.12);   } to { transform: translate(-7%,-7%) scale(0.94);} }
/* pausar la deriva cuando el hero sale del viewport (perf) */
.hero.hero--paused .hero-aurora { animation-play-state: paused; }

/* VIDEO HERO — el reel de marca ES el hero (full-bleed).
   La aurora + logo estático quedan como fallback (reduced-motion,
   error de video, no-JS). */
.hero-video {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.9s var(--ease-out);
}
.hero--video .hero-video { opacity: 1; }
.hero--video .hero-bg,
.hero--video .hero-content { display: none; }

/* vignette: mantiene el logo nítido y el clima sobrio/oscuro en los bordes */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(66% 54% at 50% 45%, rgba(255,255,255,0.03) 0%, transparent 34%, rgba(28,28,28,0.46) 100%),
    radial-gradient(120% 100% at 50% 122%, rgba(0,0,0,0.5), transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.hero-logo {
  width: clamp(210px, 30vw, 380px);
  height: auto;
  opacity: 0;
  animation: fadeInUp 1.4s var(--ease-out) 0.5s forwards;
}
.hero-tagline {
  font-size: clamp(0.78rem, 1.1vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ash-dim);
  opacity: 0;
  animation: fadeInUp 1.4s var(--ease-out) 0.8s forwards;
}

/* metadata asimétrica: cluster de unidades a la izquierda, índice a la derecha */
.hero-bottom {
  position: absolute;
  bottom: 34px;
  left: var(--gutter);
  right: var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  z-index: 2;
  opacity: 0;
  animation: fadeIn 1.4s var(--ease-out) 1.25s forwards;
}
.hero-units {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  align-items: center;
}
.hero-unit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ash-dim);
}
.hero-unit i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--unit);
  box-shadow: 0 0 8px color-mix(in srgb, var(--unit) 60%, transparent);
}
.hero-index {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ash-dim);
  white-space: nowrap;
}

.hero-scroll {
  position: absolute;
  bottom: 82px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  opacity: 0;
  animation: fadeIn 1.2s var(--ease-out) 1.7s forwards;
}
.hero-scroll-line {
  width: 1px;
  height: 38px;
  background: var(--ash-dim);
  animation: scrollLine 2.4s ease-in-out infinite;
}

/* ============================================
   ÍNDICE DE SECCIÓN — reemplaza el eyebrow+hairline idéntico
   Elemento autoral: "01 — El grupo" con tick de color
   ============================================ */
.section-index {
  display: inline-flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(34px, 5vh, 56px);
}
.section-index-num {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--accent, var(--ash));
  font-variant-numeric: tabular-nums;
}
.section-index-label {
  position: relative;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ash-mid);
  padding-left: 34px;
}
.section-index-label::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 24px; height: 1px;
  background: var(--accent, var(--ash-faint));
  transform: translateY(-50%);
  opacity: 0.9;
}

/* ============================================
   01 · EL GRUPO (VISIÓN) — composición asimétrica
   ============================================ */
.vision {
  position: relative;
  background:
    radial-gradient(72% 60% at 14% 4%, var(--glow-blue-soft) 0%, transparent 56%),
    var(--bg);
  padding: var(--section-pad) 0;
}
.vision-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.vision-heading {
  font-size: clamp(2rem, 4.4vw, 3.9rem);
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.vision-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding-top: clamp(56px, 8vh, 92px);   /* baja el cuerpo: crea tensión/escalonado */
}
.vision-lead {
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--ash);
}
.vision-text {
  font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  font-weight: 300;
  line-height: 1.85;
  color: var(--ash-mid);
}
/* ancla tipográfica: numeral gigante que ocupa el cuadrante antes muerto */
.vision-anchor {
  margin-top: clamp(12px, 3vh, 30px);
  padding-top: 26px;
  border-top: 1px solid var(--ash-faint);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.vision-anchor-num {
  font-size: clamp(3.4rem, 8vw, 6.6rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--ash);
  font-variant-numeric: tabular-nums;
}
.vision-anchor-txt {
  font-size: 0.86rem;
  font-weight: 400;
  color: var(--ash-dim);
  max-width: 28ch;
}

/* ============================================
   MOMENTO · PRUEBA (full-bleed) — numerales HÉROE
   Segundo quiebre a sangre, sobre Deep Blue
   ============================================ */
.proof {
  position: relative;
  background:
    radial-gradient(80% 120% at 82% 8%, var(--glow-blue) 0%, transparent 60%),
    radial-gradient(70% 110% at 8% 96%, var(--glow-blue) 0%, transparent 60%),
    var(--deep-blue);
  padding: clamp(72px, 12vh, 150px) 0;
  border-top: 1px solid var(--ash-hair);
  border-bottom: 1px solid var(--ash-hair);
  overflow: hidden;
}
.proof-kicker {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ash-mid);
  margin-bottom: clamp(28px, 5vh, 48px);
}
.proof-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;   /* el $200M primero y pesa mas */
  gap: clamp(24px, 4vw, 56px);
  align-items: end;
}
.proof-stat {
  position: relative;
  padding-top: 34px;
  border-top: 1px solid var(--ash-faint);
}
/* tick de color por dato */
.proof-stat::before {
  content: '';
  position: absolute;
  top: -1px; left: 0;
  width: clamp(48px, 6vw, 92px); height: 2px;
  background: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 60%, transparent);
}
.proof-num {
  display: block;
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.86;
  color: var(--ash);
  font-variant-numeric: tabular-nums;
  margin-top: -0.12em;                     /* muerde el hairline */
}
.proof-stat--hero .proof-num {
  font-size: clamp(3.8rem, 11vw, 9.5rem);
  color: var(--ash);
}
.proof-label {
  display: block;
  margin-top: 16px;
  font-size: clamp(0.8rem, 1vw, 0.92rem);
  font-weight: 400;
  color: var(--ash-mid);
  max-width: 32ch;
  line-height: 1.45;
}

/* ============================================
   02 · UNIDADES — peso compositivo distinto por unidad
   feature (Digital) + compactas · zig-zag · numeral ancla · motifs
   ============================================ */
.units {
  position: relative;
  background:
    radial-gradient(66% 55% at 88% 6%, var(--glow-blue) 0%, transparent 55%),
    var(--bg-alt);
  padding: var(--section-pad) 0;
}
.units-heading {
  font-size: clamp(1.75rem, 3.5vw, 3.1rem);
  font-weight: 200;
  letter-spacing: -0.026em;
  line-height: 1.14;
  margin-bottom: clamp(48px, 7vh, 84px);
}

.units-list {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 34px);
}

.unit {
  position: relative;
  display: grid;
  grid-template-columns: var(--tile, 300px) 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding: clamp(24px, 3vw, 40px);
  border-radius: 26px;
  background: var(--surface);
  border: 1px solid var(--ash-hair);
  transition: transform 0.45s var(--ease-out), border-color 0.45s ease, background 0.45s ease;
}
.unit--feature { --tile: clamp(300px, 40vw, 470px); }
.unit--compact { --tile: clamp(220px, 27vw, 300px); }
/* zig-zag: la unidad "flip" pone el tile a la derecha */
.unit--flip { grid-template-columns: 1fr var(--tile, 300px); --from: 46px; }
.unit--flip .unit-visual { grid-column: 2; grid-row: 1; }
.unit--flip .unit-body   { grid-column: 1; grid-row: 1; }
.unit:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--unit) 55%, transparent);
  background: var(--surface-hi);
}

.unit-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
}
.unit--feature .unit-visual { aspect-ratio: 4 / 3; }
.unit-bg {
  position: absolute;
  top: -12%; left: 0;
  width: 100%; height: 124%;              /* sobredimensionado p/ parallax sin gaps */
  object-fit: cover;
  will-change: transform;
  /* parallax escribe --py cada frame (sin transición, sin lag);
     el zoom vive en un scale constante para no pelear con el translate */
  transform: translate3d(0, var(--py, 0px), 0) scale(1.04);
}

/* MOTIF: comunica qué ES cada unidad (estático, sin jank) */
.unit-motif {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: soft-light;
}
/* Digital · señal / performance → anillos concéntricos */
.unit-visual--signal .unit-motif {
  background:
    repeating-radial-gradient(circle at 26% 78%,
      transparent 0 16px, rgba(249,247,242,0.5) 16px 17px, transparent 17px 34px);
  opacity: 0.28;
}
/* Studio · energía / motion → rayas diagonales */
.unit-visual--motion .unit-motif {
  background: repeating-linear-gradient(58deg,
    transparent 0 16px, rgba(249,247,242,0.6) 16px 18px, transparent 18px 40px);
  opacity: 0.22;
}
/* Detrics · grilla / estructura de datos → grilla de puntos */
.unit-visual--grid .unit-motif {
  background-image: radial-gradient(rgba(249,247,242,0.85) 1.4px, transparent 1.6px);
  background-size: 22px 22px;
  opacity: 0.3;
}
/* Hike · altura / nube → líneas de horizonte ascendentes */
.unit-visual--cloud .unit-motif {
  background: repeating-linear-gradient(180deg,
    transparent 0 22px, rgba(249,247,242,0.55) 22px 23px, transparent 23px 46px);
  opacity: 0.24;
  -webkit-mask: linear-gradient(180deg, transparent, #000 70%);
  mask: linear-gradient(180deg, transparent, #000 70%);
}
.unit-logo {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24%;
}
.unit--feature .unit-logo { padding: 20% 26%; }
.unit-logo img { width: 100%; height: 100%; object-fit: contain; }

.unit-body { display: flex; flex-direction: column; align-items: flex-start; }
/* numeral 01-04 como ANCLA tipográfica sobredimensionada */
.unit-index {
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1.4px color-mix(in srgb, var(--unit) 72%, transparent);
  margin-bottom: 14px;
  font-variant-numeric: tabular-nums;
}
.unit--feature .unit-index {
  font-size: clamp(3.4rem, 8vw, 6.6rem);
  color: color-mix(in srgb, var(--unit) 30%, transparent);
  -webkit-text-stroke: 0;
}
.unit-since {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--unit);
  margin-bottom: 10px;
}
.unit-name {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.unit--feature .unit-name { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
.unit-kicker {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--unit);
  margin: 6px 0 16px;
}
.unit-desc {
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--ash-mid);
  max-width: 560px;
  margin-bottom: 22px;
}
.unit-result {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  margin-bottom: 22px;
  border-top: 1px solid var(--ash-hair);
  border-bottom: 1px solid var(--ash-hair);
  width: 100%;
}
.unit-result-num {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--unit);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.unit-result-txt {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--ash-dim);
  line-height: 1.4;
}
.unit-actions { display: flex; align-items: center; gap: 22px; }
/* unit-cta = CTA real → conserva la pill */
.unit-cta {
  position: relative;
  color: var(--ash);
  border: 1px solid color-mix(in srgb, var(--unit) 58%, transparent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 12px 26px 12px 24px;
  border-radius: 100px;
  background: linear-gradient(180deg,
              color-mix(in srgb, var(--unit) 34%, #17161c) 0%,
              color-mix(in srgb, var(--unit) 22%, #17161c) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.10),
              0 8px 22px -12px color-mix(in srgb, var(--unit) 55%, transparent),
              0 2px 5px -3px rgba(0,0,0,0.5);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), filter 0.3s ease;
  transform: translateZ(0);
}
.unit-cta::after {
  content: '→';
  display: inline-block;
  margin-left: 0.5em;
  transform: translateX(-2px);
  transition: transform 0.4s var(--ease-out);
}
.unit-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4),
              0 16px 34px -14px color-mix(in srgb, var(--unit) 78%, transparent),
              0 3px 8px -3px rgba(0,0,0,0.55);
}
.unit-cta:hover::after { transform: translateX(3px); }
.unit-cta:active { transform: translateY(0); }
.unit-link {
  position: relative;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--ash-mid);
  padding-bottom: 2px;
  transition: color 0.3s ease;
}
.unit-link::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--unit);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out);
}
.unit-link:hover { color: var(--unit); }
.unit-link:hover::after { transform: scaleX(1); transform-origin: left; }
.unit-page-hero .unit-link { display: inline-block; margin-top: 18px; }

/* CTA interception band */
.units-cta {
  margin-top: clamp(48px, 7vh, 80px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 20px 32px;
  text-align: center;
}
.units-cta-text {
  font-size: clamp(1.2rem, 2.2vw, 1.7rem);
  font-weight: 300;
  color: var(--ash);
  letter-spacing: -0.01em;
}

/* Cierre de sección: estrategia de grupo + diagrama del sistema */
.units-system {
  margin-top: clamp(64px, 9vh, 110px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.us-copy { max-width: 46ch; }
.us-kicker {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ash-dim);
  margin-bottom: 18px;
}
.us-title {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-size: clamp(1.2rem, 1.7vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.014em;
  margin-bottom: 14px;
}
.us-remit {
  font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--ash-mid);
}
.us-diagram {
  position: relative;
}
.us-ring {
  position: relative;
  width: min(340px, 84%);
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}
/* glow central que respira */
.us-ring::after {
  content: '';
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: radial-gradient(circle at center, var(--glow-blue) 0%, transparent 70%);
  animation: usBreathe 6s ease-in-out infinite;
}
@keyframes usBreathe {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.12); }
}
/* anillo punteado — se "dibuja" con una máscara cónica al entrar en viewport */
@property --us-a {
  syntax: '<angle>';
  inherits: false;
  initial-value: 0deg;
}
.us-draw {
  position: absolute;
  inset: 16%;
  border-radius: 50%;
  border: 1px dashed var(--ash-faint);
  transition: opacity 0.5s ease;
}
/* la máscara solo con JS: sin JS el anillo queda visible entero */
.js .us-draw {
  -webkit-mask: conic-gradient(from -90deg, #000 var(--us-a, 360deg), transparent 0);
          mask: conic-gradient(from -90deg, #000 var(--us-a, 360deg), transparent 0);
}
@keyframes usDraw { from { --us-a: 0deg; } to { --us-a: 360deg; } }
.us-core {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.15;
  color: var(--ash);
  text-transform: uppercase;
}
/* órbita perpetua: la capa rota, cada nodo contra-rota → labels siempre horizontales */
.us-orbit {
  position: absolute;
  inset: 0;
  animation: usOrbit 120s linear infinite;
}
@keyframes usOrbit { to { transform: rotate(360deg); } }
/* anclas en los 4 puntos cardinales, exactamente SOBRE la línea del anillo (inset 16%) */
.us-pos { position: absolute; }
.us-pos--n { top: 16%; left: 50%; transform: translate(-50%, calc(-100% + 5px)); }
.us-pos--e { top: 50%; left: 84%; transform: translate(-5px, -50%); }
.us-pos--s { top: 84%; left: 50%; transform: translate(-50%, -5px); }
.us-pos--w { top: 50%; left: 16%; transform: translate(calc(-100% + 5px), -50%); }
.us-node {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ash);
  white-space: nowrap;
  animation: usCounter 120s linear infinite;
}
@keyframes usCounter { to { transform: rotate(-360deg); } }
.us-node::before {
  content: '';
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--unit);
  box-shadow: 0 0 12px color-mix(in srgb, var(--unit) 70%, transparent);
}
/* el label se abre hacia AFUERA según el lado; la contra-rotación pivota sobre el dot
   para que nunca se despegue de la línea */
.us-pos--n .us-node { flex-direction: column-reverse; transform-origin: 50% calc(100% - 5px); }
.us-pos--s .us-node { flex-direction: column;         transform-origin: 50% 5px; }
.us-pos--e .us-node { transform-origin: 5px 50%; }
.us-pos--w .us-node { flex-direction: row-reverse;    transform-origin: calc(100% - 5px) 50%; }
/* Ensamblaje al scroll: estados ocultos SOLO con .js (sin JS se ve entero) */
.js .units-system .us-draw { opacity: 0; }
.js .units-system .us-core { opacity: 0; transition: opacity 0.8s var(--ease-out); }
.us-pos { transition: opacity 0.7s var(--ease-out), transform 0.9s var(--ease-out); }
.js .units-system .us-pos { opacity: 0; }
.js .units-system .us-pos--n { transform: translate(-50%, calc(-100% + 5px)) translateY(-38px) scale(0.6); }
.js .units-system .us-pos--e { transform: translate(-5px, -50%) translateX(38px)  scale(0.6); }
.js .units-system .us-pos--s { transform: translate(-50%, -5px) translateY(38px)  scale(0.6); }
.js .units-system .us-pos--w { transform: translate(calc(-100% + 5px), -50%) translateX(-38px) scale(0.6); }
.units-system.visible .us-draw { opacity: 1; animation: usDraw 1.1s var(--ease-out) 0.25s both; }
.units-system.visible .us-pos { opacity: 1; }
.units-system.visible .us-pos--n { transform: translate(-50%, calc(-100% + 5px)); transition-delay: 0.75s; }
.units-system.visible .us-pos--e { transform: translate(-5px, -50%); transition-delay: 0.9s; }
.units-system.visible .us-pos--s { transform: translate(-50%, -5px); transition-delay: 1.05s; }
.units-system.visible .us-pos--w { transform: translate(calc(-100% + 5px), -50%); transition-delay: 1.2s; }
.units-system.visible .us-core { opacity: 1; transition-delay: 1.5s; }

/* ============================================
   INTEGRACIÓN / AURORA  (WebGL intacto)
   ============================================ */
.integration {
  position: relative;
  overflow: hidden;
  background: var(--carbon);
  padding: clamp(120px, 20vh, 220px) 0;
  text-align: center;
  contain: paint;
}
.aurora-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}
.integration-fallback {
  position: absolute;
  inset: -20%;
  z-index: 0;
  filter: blur(70px);
  opacity: 0.55;
  background:
    radial-gradient(38% 42% at 24% 34%, var(--green)  0%, transparent 62%),
    radial-gradient(42% 46% at 74% 30%, var(--lblue)  0%, transparent 64%),
    radial-gradient(46% 50% at 62% 74%, var(--violet) 0%, transparent 66%),
    radial-gradient(36% 40% at 30% 76%, var(--orange) 0%, transparent 60%);
}
.aurora-canvas.ready + .integration-fallback { opacity: 0; transition: opacity 0.8s ease; }
.integration.aurora-live .integration-fallback { display: none; }

.integration::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(120% 100% at 50% 50%, rgba(35,35,35,0.35), rgba(35,35,35,0.82) 82%);
  pointer-events: none;
}
.integration-inner { position: relative; z-index: 2; }
.integration-eyebrow {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ash-mid);
  margin-bottom: 26px;
}
.integration-heading {
  font-size: clamp(2.1rem, 5.2vw, 4.2rem);
  font-weight: 200;
  letter-spacing: -0.032em;
  line-height: 1.1;
  max-width: 16ch;
  margin: 0 auto;
  text-shadow: 0 2px 40px rgba(0,0,0,0.4);
}
.integration-text {
  font-size: clamp(1rem, 1.5vw, 1.28rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--ash);
  max-width: 62ch;
  margin: 32px auto 0;
  text-shadow: 0 2px 30px rgba(0,0,0,0.45);
}

/* flow-steps → tratamiento PLANO (tick + tracking, sin pill) */
.integration-flow {
  margin-top: clamp(40px, 6vh, 64px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 20px;
}
.flow-step {
  position: relative;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ash);
  padding: 8px 4px 10px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-bottom: 2px solid color-mix(in srgb, var(--unit) 78%, transparent);
  transition: border-color 0.35s ease, color 0.35s ease;
}
.flow-step::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--unit);
  box-shadow: 0 0 10px color-mix(in srgb, var(--unit) 65%, transparent);
}
.flow-step:hover { color: #fff; }
.flow-arrow { color: var(--ash-dim); font-size: 0.9rem; }

/* ============================================
   03 · TRAYECTORIA — un solo sistema de header
   monograma + nombre + tag · año-ancla grande · rail estrella
   ============================================ */
.timeline {
  position: relative;
  background:
    radial-gradient(60% 50% at 6% 22%, var(--glow-blue-soft) 0%, transparent 52%),
    radial-gradient(50% 45% at 96% 82%, var(--glow-blue-soft) 0%, transparent 55%),
    var(--bg);
  padding: var(--section-pad) 0;
}
.timeline-heading {
  font-size: clamp(1.75rem, 3.5vw, 3.1rem);
  font-weight: 200;
  letter-spacing: -0.026em;
  line-height: 1.14;
  margin-bottom: clamp(56px, 8vh, 96px);
}

.tl-track {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
}
/* base rail + scroll-drawn progress fill (transform only) = la estrella */
.tl-rail {
  position: absolute;
  top: 12px; bottom: 12px;
  left: 96px;
  width: 2px;
  border-radius: 2px;
  background: var(--ash-hair);
  overflow: hidden;
}
.tl-rail-fill {
  position: absolute;
  inset: 0;
  transform-origin: top;
  transform: scaleY(var(--tl-progress, 0));
  background: linear-gradient(to bottom,
              var(--green) 0%, var(--lblue) 40%, var(--violet) 66%, var(--orange) 86%, var(--ash) 100%);
  will-change: transform;
}
.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 78px 36px 1fr;
  align-items: start;
  padding-bottom: clamp(22px, 3vh, 36px);
}
.tl-item:last-child { padding-bottom: 0; }
/* año-ancla grande a la izquierda */
.tl-year {
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  font-weight: 800;
  color: var(--ash-dim);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  padding-top: 14px;
  text-align: right;
  line-height: 1;
  transition: color 0.4s ease;
}
.tl-item.in-view .tl-year { color: var(--ash); }
.tl-item--now .tl-year { color: var(--ash); }

.tl-node { position: relative; width: 36px; height: 100%; }
.tl-node::before {
  content: '';
  position: absolute;
  top: 20px; left: 50%;
  transform: translateX(-50%);
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid color-mix(in srgb, var(--unit) 55%, var(--ash-faint));
  box-shadow: 0 0 0 5px var(--bg);
  z-index: 2;
  transition: background 0.45s var(--ease-out), border-color 0.45s ease, box-shadow 0.45s ease;
}
/* nodo que se "enciende" en color de unidad cuando el rail-fill lo alcanza + pulse */
.tl-item.in-view .tl-node::before {
  background: var(--unit);
  border-color: var(--unit);
  box-shadow: 0 0 0 5px var(--bg), 0 0 18px color-mix(in srgb, var(--unit) 60%, transparent);
  animation: nodePulse 0.7s var(--ease-out) both;
}
@keyframes nodePulse {
  0%   { transform: translateX(-50%) scale(0.5); }
  55%  { transform: translateX(-50%) scale(1.35); }
  100% { transform: translateX(-50%) scale(1); }
}
.tl-item--now .tl-node::before {
  background: var(--ash);
  border-color: var(--ash);
  box-shadow: 0 0 0 5px var(--bg), 0 0 18px rgba(249,247,242,0.5);
}

.tl-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--ash-hair);
  border-radius: 18px;
  padding: 22px 30px 22px;
  margin-left: 18px;
  transition: transform 0.4s var(--ease-out), border-color 0.4s ease, background 0.4s ease;
}
.tl-card::before {
  content: '';
  position: absolute;
  left: 0; top: 22px; bottom: 22px;
  width: 3px;
  border-radius: 3px;
  background: var(--unit);
  opacity: 0.65;
}
.tl-item--now .tl-card::before { opacity: 0.85; }
.tl-card:hover {
  transform: translateX(6px);
  border-color: color-mix(in srgb, var(--unit) 50%, transparent);
  background: var(--surface-hi);
}
.tl-item--now .tl-card {
  border-color: var(--ash-faint);
  background: var(--surface-hi);
}
/* UN solo sistema de header: monograma + nombre + tag (siempre) */
.tl-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 13px;
}
.tl-mark {
  flex-shrink: 0;
  width: 34px; height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--unit);
  background: color-mix(in srgb, var(--unit) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--unit) 40%, transparent);
}
.tl-mark--neutral {
  color: var(--ash);
  background: var(--ash-hair);
  border-color: var(--ash-faint);
}
.tl-name {
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  flex: 1;
}
/* tag → PLANO (tick de color + tracking, sin pill) */
.tl-tag {
  flex-shrink: 0;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--unit);
  white-space: nowrap;
  padding-left: 14px;
  position: relative;
}
.tl-tag::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--unit);
  transform: translateY(-50%);
}
.tl-tag--now { color: var(--ash); }
.tl-tag--now::before { background: var(--ash); }
.tl-desc {
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--ash-mid);
  max-width: 540px;
}
/* highlight → plano (dot + texto, sin pill) */
.tl-highlight {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 15px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ash);
}
.tl-item--now .tl-highlight { color: var(--ash); }
.tl-highlight-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--unit);
  flex-shrink: 0;
  box-shadow: 0 0 10px color-mix(in srgb, var(--unit) 60%, transparent);
}
.tl-item--now .tl-highlight-dot { background: var(--ash); box-shadow: 0 0 10px rgba(249,247,242,0.5); }

/* ============================================
   04 · CLIENTES — MARQUESINA (fade bordes · pausa hover ·
   revela color de unidad casa) + casos
   ============================================ */
.clients {
  position: relative;
  background:
    radial-gradient(64% 55% at 90% 10%, var(--glow-blue) 0%, transparent 55%),
    var(--bg-alt);
  padding: var(--section-pad) 0;
}
/* marquesina full-bleed sobre el glow, sin caja de 1px */
.marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin: clamp(8px, 2vh, 20px) 0 clamp(56px, 8vh, 92px);
  padding: clamp(20px, 4vh, 40px) 0;
  -webkit-mask: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
  mask: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
  display: flex;
}
.marquee-track {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: clamp(48px, 6vw, 96px);
  padding-right: clamp(48px, 6vw, 96px);
  animation: marquee 88s linear infinite; /* 16 logos: duracion proporcional al largo del track */
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee { cursor: grab; touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.marquee.dragging { cursor: grabbing; }
.marquee--js .marquee-track { animation: none; }  /* con JS, el movimiento lo maneja el drag-loop */
.mq-logo img { -webkit-user-drag: none; }
.mq-logo {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s var(--ease-out);
}
/* underglow: revela el color de la unidad "casa" del cliente */
.mq-logo::before {
  content: '';
  position: absolute;
  inset: -40% -20%;
  z-index: 0;
  background: radial-gradient(circle at center, color-mix(in srgb, var(--unit) 70%, transparent) 0%, transparent 62%);
  opacity: 0;
  filter: blur(14px);
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.mq-logo img {
  position: relative;
  z-index: 1;
  /* --s: correccion optica por logo (wordmarks anchos pesan mas a igual altura) */
  height: calc(clamp(30px, 4vw, 44px) * var(--s, 1));
  width: auto;
  opacity: 0.55;
  transition: opacity 0.4s ease;
}
.marquee:hover .mq-logo img { opacity: 0.34; }        /* atenúa el resto */
.marquee .mq-logo:hover img { opacity: 1; }           /* realza el hover */
.mq-logo:hover { transform: translateY(-3px); }
.mq-logo:hover::before { opacity: 0.55; }

/* Cases — cards con sustento (cliente → contexto → métrica) */
.cases {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: clamp(20px, 3vw, 28px);
  margin-bottom: clamp(48px, 7vh, 80px);
}
.cases .case:nth-child(2).reveal-side { --from: 46px; }
.case {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 22px;
  padding: clamp(28px, 3.2vw, 42px);
  background: linear-gradient(180deg,
              color-mix(in srgb, var(--surface) 96%, #fff 4%) 0%,
              color-mix(in srgb, var(--surface) 80%, #000 20%) 100%);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.07),
    inset 0 0 0 1px rgba(249,247,242,0.035),
    0 34px 74px -46px rgba(0,0,0,0.92);
  transition: transform 0.45s var(--ease-out), box-shadow 0.45s var(--ease-out);
}
.case::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -34%; left: -16%;
  width: 60%; height: 86%;
  background: radial-gradient(circle at center, color-mix(in srgb, var(--unit) 42%, transparent) 0%, transparent 62%);
  opacity: 0.55;
  filter: blur(16px);
  pointer-events: none;
}
.case::after {
  content: '';
  position: absolute;
  top: 0; left: clamp(28px, 3.2vw, 42px);
  width: 46px; height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--unit);
  box-shadow: 0 0 18px color-mix(in srgb, var(--unit) 55%, transparent);
}
.case:hover {
  transform: translateY(-4px);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.10),
    inset 0 0 0 1px color-mix(in srgb, var(--unit) 26%, rgba(249,247,242,0.05)),
    0 46px 94px -46px rgba(0,0,0,0.95);
}
.case-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.case-head-main { display: flex; flex-direction: column; gap: 5px; }
.case-client {
  font-size: clamp(1.4rem, 2.3vw, 1.95rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
}
.case-sector {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ash-dim);
}
/* case-tag → PLANO (tick + tracking, sin pill) */
.case-tag {
  position: relative;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--unit);
  white-space: nowrap;
  padding-left: 15px;
}
.case-tag::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--unit);
  transform: translateY(-50%);
}
.case-context {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--ash-mid);
  max-width: 44ch;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--ash-hair);
}
.case-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 4vw, 44px);
}
.case-metric { display: flex; flex-direction: column; gap: 6px; }
.case-metric-num {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ash);
  font-variant-numeric: tabular-nums;
}
.case-metric-label {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--ash-dim);
  max-width: 160px;
  line-height: 1.35;
}
.case-foot {
  margin-top: auto;
  padding-top: 24px;
  font-size: 0.76rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ash-dim);
}
.case-foot strong { font-weight: 600; color: var(--ash-mid); }

/* Badges → PLANO (tick + tracking, sin pill) */
.badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  justify-content: center;
}
.badge {
  position: relative;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ash-mid);
  padding-left: 16px;
  transition: color 0.3s ease;
}
.badge::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ash-dim);
  transform: translateY(-50%);
  transition: background 0.3s ease;
}
.badge:hover { color: var(--ash); }
.badge:hover::before { background: var(--ash); }

/* ============================================
   06 · CONTACTO
   ============================================ */
.contact {
  position: relative;
  background:
    radial-gradient(70% 60% at 82% 92%, var(--glow-blue) 0%, transparent 56%),
    radial-gradient(52% 46% at 6% 4%, var(--glow-blue-soft) 0%, transparent 55%),
    var(--bg-alt);
  padding: var(--section-pad) 0;
  padding-bottom: calc(var(--section-pad) * 0.6);
}
.contact-inner { max-width: 900px; margin: 0 auto; }
.contact-heading {
  font-size: clamp(2.1rem, 5.6vw, 4.6rem);
  font-weight: 200;
  letter-spacing: -0.035em;
  line-height: 1.06;
  margin-bottom: 20px;
}
/* variante pedida: tipografía más contenida */
.contact-heading--sm { font-size: clamp(1.7rem, 3.8vw, 3.1rem); }
.contact-sub {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 300;
  color: var(--ash-mid);
  margin-bottom: clamp(40px, 6vh, 60px);
  max-width: 44ch;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.field { display: flex; flex-direction: column; gap: 9px; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ash-mid);
}
.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--ash);
  background: var(--surface);
  border: 1px solid var(--ash-faint);
  border-radius: 12px;
  padding: 14px 16px;
  transition: border-color 0.3s ease, background 0.3s ease;
  width: 100%;
}
.field textarea { resize: vertical; min-height: 110px; }
.field select { cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23f9f7f2' fill-opacity='0.6' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
  padding-right: 40px;
}
.field option { background: var(--carbon); color: var(--ash); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--ash);
  background: var(--surface-hi);
}
.field input:user-invalid,
.field textarea:user-invalid,
.field select:user-invalid {
  border-color: color-mix(in srgb, var(--orange) 60%, transparent);
}

/* CTAs alineados a la grilla del form (no centrados).
   flex-direction:row anula el column heredado de .field → quedan en fila,
   pegados al borde izquierdo de la grilla. */
.form-actions {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: flex-start;
  margin-top: 6px;
}
.form-status {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  font-weight: 500;
  min-height: 1.2em;
}
.form-status.is-ok { color: var(--green); }
.form-status.is-err { color: var(--orange); }

.contact-alt {
  margin-top: clamp(48px, 7vh, 72px);
  padding-top: clamp(32px, 4vh, 44px);
  border-top: 1px solid var(--ash-faint);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.contact-email {
  font-size: clamp(1.05rem, 2vw, 1.6rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding-bottom: 4px;
}
.contact-email::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--ash);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-out);
}
.contact-email:hover::after { transform: scaleX(1); transform-origin: left; }
.contact-social {
  display: flex;
  gap: 10px;
  align-items: center;
}
.contact-social span { font-size: 0.75rem; font-weight: 300; color: var(--ash-dim); }
.contact-social a {
  font-size: 0.8rem;
  font-weight: 600;
  transition: color 0.3s ease;
}
.contact-social a:hover { color: var(--ash); }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background:
    radial-gradient(60% 120% at 50% 120%, var(--glow-blue-soft) 0%, transparent 60%),
    #1b1b20;
  padding: 32px var(--gutter);
  border-top: 1px solid var(--ash-hair);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo img {
  height: 30px;
  width: auto;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}
.footer-logo:hover img { opacity: 1; }
.footer-copy {
  font-size: 0.68rem;
  font-weight: 300;
  color: var(--ash-dim);
  letter-spacing: 0.04em;
}

/* ============================================
   MARQUESINA DE CLIENTES — banda propia bajo el hero
   (reutiliza .marquee/.mq-logo)
   ============================================ */
.marquee-band {
  position: relative;
  background:
    radial-gradient(64% 90% at 50% 0%, var(--glow-blue-soft) 0%, transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--ash-hair);
}
.marquee-band .marquee { margin: 0; padding: clamp(28px, 5vh, 52px) 0; }

/* ============================================
   CREDENCIALES Y PARTNERSHIPS (extiende .proof)
   ============================================ */
.proof-sub {
  font-size: clamp(1.1rem, 1.9vw, 1.6rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--ash);
  max-width: 52ch;
  margin-bottom: clamp(36px, 6vh, 64px);
}
.proof-sub b { font-weight: 700; }
.creds {
  margin-top: clamp(48px, 7vh, 80px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.cred {
  position: relative;
  padding-top: 20px;
  border-top: 1px solid var(--ash-faint);
}
.cred::before {
  content: '';
  position: absolute;
  top: -1px; left: 0;
  width: 34px; height: 2px;
  background: var(--accent, var(--ash-mid));
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent, var(--ash)) 45%, transparent);
}
.cred-name {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ash);
  margin-bottom: 8px;
  line-height: 1.35;
}
.cred-desc {
  font-size: 0.78rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--ash-dim);
}

/* ============================================
   DIFERENCIALES — 6 tarjetas (grid 3×2)
   ============================================ */
.diffs {
  position: relative;
  background:
    radial-gradient(60% 55% at 12% 10%, var(--glow-blue-soft) 0%, transparent 55%),
    var(--bg);
  padding: var(--section-pad) 0;
}
.diffs-heading {
  font-size: clamp(1.75rem, 3.5vw, 3.1rem);
  font-weight: 200;
  letter-spacing: -0.026em;
  line-height: 1.14;
  margin-bottom: clamp(44px, 6vh, 72px);
}
.diffs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 2.4vw, 28px);
}
.diff {
  position: relative;
  border-radius: 20px;
  padding: clamp(24px, 2.6vw, 34px);
  background: var(--surface);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.06),
    inset 0 0 0 1px rgba(249,247,242,0.035),
    0 30px 64px -46px rgba(0,0,0,0.9);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.diff:hover {
  transform: translateY(-4px);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.09),
    inset 0 0 0 1px color-mix(in srgb, var(--accent, var(--ash)) 26%, rgba(249,247,242,0.05)),
    0 42px 84px -46px rgba(0,0,0,0.95);
}
.diff-idx {
  display: block;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: color-mix(in srgb, var(--accent, var(--ash)) 65%, transparent);
  font-variant-numeric: tabular-nums;
  margin-bottom: 16px;
}
.diff-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.diff-desc {
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--ash-mid);
}

/* ============================================
   CASOS FLAGSHIP — 4 cards (una por unidad), grid 2×2
   Reutiliza .case; el card entero linkea a la unidad.
   ============================================ */
.cases-flag {
  position: relative;
  background:
    radial-gradient(64% 55% at 90% 10%, var(--glow-blue) 0%, transparent 55%),
    var(--bg-alt);
  padding: var(--section-pad) 0;
}
.cases-flag-heading {
  font-size: clamp(1.75rem, 3.5vw, 3.1rem);
  font-weight: 200;
  letter-spacing: -0.026em;
  line-height: 1.14;
  margin-bottom: clamp(44px, 6vh, 72px);
}
.cases--flag {
  grid-template-columns: 1fr 1fr;
  margin-bottom: 0;
}
a.case { color: inherit; }
.case-link {
  margin-top: auto;
  padding-top: 24px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--unit);
}
.case-link::after {
  content: '→';
  display: inline-block;
  margin-left: 0.5em;
  transform: translateX(-2px);
  transition: transform 0.4s var(--ease-out);
}
.case:hover .case-link::after { transform: translateX(3px); }

/* ============================================
   PÁGINAS DE UNIDAD — hero compacto + servicios + casos
   ============================================ */
.unit-page-hero {
  position: relative;
  overflow: hidden;
  padding: calc(clamp(88px, 13vh, 168px) + 60px) 0 clamp(56px, 9vh, 110px);
  background:
    radial-gradient(70% 90% at 82% -10%, color-mix(in srgb, var(--unit) 20%, transparent) 0%, transparent 60%),
    radial-gradient(52% 46% at 6% 30%, var(--glow-blue-soft) 0%, transparent 55%),
    var(--bg);
  border-bottom: 1px solid var(--ash-hair);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ash-mid);
  margin-bottom: clamp(30px, 5vh, 48px);
  transition: color 0.3s ease;
}
.back-link::before {
  content: '←';
  transition: transform 0.35s var(--ease-out);
}
.back-link:hover { color: var(--ash); }
.back-link:hover::before { transform: translateX(-4px); }
.unit-page-logo {
  height: clamp(44px, 6vw, 64px);
  width: auto;
  margin-bottom: 24px;
}
.unit-page-kicker {
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--unit);
  margin-bottom: 18px;
}
.unit-page-desc {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  font-weight: 300;
  line-height: 1.65;
  color: var(--ash-mid);
  max-width: 58ch;
}
.unit-section { padding: var(--section-pad) 0; background: var(--bg); }
.unit-section--alt { background: var(--bg-alt); }
.unit-section-heading {
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 200;
  letter-spacing: -0.024em;
  line-height: 1.16;
  margin-bottom: clamp(40px, 6vh, 64px);
}
.unit-section-heading b { font-weight: 700; }

/* servicios: grid de 3-4 cards con keyline de unidad */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(18px, 2.2vw, 26px);
}
.svc {
  position: relative;
  border-radius: 20px;
  padding: clamp(24px, 2.6vw, 34px);
  background: var(--surface);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.06),
    inset 0 0 0 1px rgba(249,247,242,0.035),
    0 30px 64px -46px rgba(0,0,0,0.9);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.svc::before {
  content: '';
  position: absolute;
  top: 0; left: clamp(24px, 2.6vw, 34px);
  width: 38px; height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--unit);
  box-shadow: 0 0 14px color-mix(in srgb, var(--unit) 50%, transparent);
}
.svc:hover {
  transform: translateY(-4px);
  box-shadow:
    inset 0 1px 0 rgba(249,247,242,0.09),
    inset 0 0 0 1px color-mix(in srgb, var(--unit) 26%, rgba(249,247,242,0.05)),
    0 42px 84px -46px rgba(0,0,0,0.95);
}
.svc-name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  padding-top: 8px;
}
.svc-desc {
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--ash-mid);
}

/* subgrupos de casos (Digital Media / Martech) */
.cases-sub {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--unit);
  margin: clamp(40px, 6vh, 64px) 0 clamp(20px, 3vh, 30px);
}
.cases-sub:first-of-type { margin-top: 0; }
.cases--unit { grid-template-columns: 1fr 1fr; margin-bottom: 0; }
.cases--unit .case-context { max-width: none; }
/* caso impar final: full-width en vez de media fila muerta */
.cases--unit > .case:last-child:nth-child(odd) { grid-column: 1 / -1; }
.cases--single { grid-template-columns: 1fr; max-width: 820px; margin-inline: auto; }
.cases--single .case-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }

/* banda CTA final de página de unidad */
.unit-cta-band {
  padding: clamp(72px, 11vh, 130px) 0;
  background:
    radial-gradient(70% 90% at 50% 120%, color-mix(in srgb, var(--unit) 16%, transparent) 0%, transparent 62%),
    var(--bg-alt);
  border-top: 1px solid var(--ash-hair);
  text-align: center;
}
.unit-cta-band-text {
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  font-weight: 300;
  letter-spacing: -0.015em;
  margin-bottom: 28px;
}

/* ============================================
   ICONOS DE STATS · LOGOS DE CREDENCIALES · LOGOS EN CASOS
   · ISOTIPOS TIMELINE
   ============================================ */
.proof-icon {
  display: block;
  width: 30px;
  height: 30px;
  color: var(--accent, var(--ash-mid));
  margin-bottom: 18px;
}
.proof-icon svg { width: 100%; height: 100%; display: block; }

.cred-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 54px;
  margin-bottom: 16px;
}
.cred-logo img { max-height: 100%; width: auto; }
.cred-logo--row img { max-height: 24px; }

.case-logo {
  display: block;
  height: 48px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 12px;
  opacity: 0.95;
}

/* chip Ash White: los isotipos de color necesitan fondo claro (el de grupo es oscuro) */
.tl-mark--logo {
  background: var(--ash);
  border: none;
  padding: 6px;
}
.tl-mark--logo img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* cinturon de seguridad: nada debe generar scroll horizontal */
html { overflow-x: clip; scroll-padding-top: 96px; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.unit-page-title { margin: 0; line-height: 0; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1000px) {
  .vision-grid { grid-template-columns: 1fr; gap: 20px; }
  .vision-body { padding-top: 8px; }
  .proof-grid { grid-template-columns: 1fr; gap: 40px; }
  .proof-stat--hero { grid-column: auto; }
  .unit { grid-template-columns: 220px 1fr; }
  .unit--feature { --tile: 260px; }
  .unit--feature .unit-visual { aspect-ratio: 1 / 1; }
  .cases { grid-template-columns: 1fr; }
  .units-system { grid-template-columns: 1fr; gap: 44px; }
  /* ojo: sin justify-self:center — encoge el item a fit-content y el % del ring resuelve a 0 */
  .us-ring { width: min(320px, 76vw); }
  .creds { grid-template-columns: 1fr 1fr; }
  .diffs-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav { padding: 18px var(--gutter); }
  .nav-links { gap: 16px; }
  .nav-link { display: none; }
  .nav-cta { display: inline-flex; }

  .proof-num { font-size: clamp(3.4rem, 18vw, 6rem); }
  .proof-stat--hero .proof-num { font-size: clamp(4rem, 22vw, 7rem); }

  .unit {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: left;
  }
  /* en mobile el tile siempre arriba (anula el flip) */
  .unit--flip { grid-template-columns: 1fr; }
  .unit--flip .unit-visual { grid-column: 1; grid-row: 1; }
  .unit--flip .unit-body   { grid-column: 1; grid-row: 2; }
  .unit-visual { max-width: 240px; }
  .unit--feature .unit-visual { aspect-ratio: 1 / 1; }

  /* cards de casos: el tag nowrap ahogaba al head en mobile (texto amputado) */
  .case-head { flex-wrap: wrap; }
  .case-tag { white-space: normal; }

  /* Timeline */
  .tl-track { margin-left: 0; }
  .tl-rail { left: 17px; }
  .tl-item { grid-template-columns: 30px 1fr; }
  .tl-year {
    grid-column: 2; grid-row: 1;
    text-align: left;
    padding-top: 0;
    padding-left: 16px;
    margin-bottom: 12px;
    color: var(--ash);
  }
  .tl-node { grid-row: 1 / span 2; }
  .tl-node::before { top: 4px; }
  .tl-card { grid-column: 2; }

  .contact-form { grid-template-columns: 1fr; }
  /* CTAs de mobile: ambos full-width (ancho unificado) */
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .btn { width: 100%; }

  .creds { grid-template-columns: 1fr; }
  .diffs-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .tl-card-head { flex-wrap: wrap; }
  .tl-tag { flex-basis: 100%; }
  .hero-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
  .hero-index { display: none; }
  .contact-heading { font-size: 2rem; }
  .footer-inner { flex-direction: column; gap: 14px; text-align: center; }
  .unit-actions { flex-wrap: wrap; }
  .contact-alt { flex-direction: column; align-items: flex-start; }
}

/* ============================================
   REDUCED MOTION (A11Y)
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal, .reveal-side, .reveal-tl { opacity: 1; transform: none; }
  .reveal-lines .line > span { transform: none; }
  .hero-bg { opacity: 1; animation: none; }
  .hero-logo, .hero-tagline, .hero-bottom, .hero-scroll { opacity: 1; }
  .hero-aurora { animation: none; }
  .hero-scroll-line { animation: none; }
  .marquee-track { animation: none; }
  .tl-rail-fill { transform: scaleY(1) !important; }
  .unit-bg { transform: none !important; }
}