/* ═══════════════════════════════════════════════════════════
   IDVANTIA GROUP — Landing page
   Dark tech theme · paleta oficial (paleta-colores.md)
   ═══════════════════════════════════════════════════════════ */

:root {
  --bg-deep:   #030508;
  --bg-base:   #0F172A;
  --bg-card:   #06282E;
  --cyan:      #00F0FF;
  --teal:      #00C2A8;
  --teal-mid:  #0A8B88;
  --teal-mute: #49747E;
  --lila:      #9794C4;
  --magenta:   #9967B0;
  --purple:    #8C6696;
  --txt:       #FFFFFF;
  --txt-2:     #E2E8F0;
  --txt-3:     #A0AEC0;
  --txt-4:     #4A5568;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;

  --wrap: 1180px;
  --nav-h: 72px;
}

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

html { scroll-behavior: smooth; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--bg-deep);
  color: var(--txt-2);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

::selection { background: rgba(0, 240, 255, .25); color: #fff; }

/* ─────────── Tipografía común ─────────── */

.kicker {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 18px;
}

.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  line-height: 1.12;
  color: var(--txt);
  letter-spacing: -.01em;
  margin-bottom: 28px;
}

.lead { font-size: 1.12rem; color: var(--txt-2); }

.footnote {
  margin-top: 42px;
  font-size: .8rem;
  color: var(--txt-4);
  max-width: 640px;
}
.footnote--center { margin-left: auto; margin-right: auto; text-align: center; }

.section { position: relative; padding: 120px 0; }

/* Divisor fino entre secciones con el asset real */
.section::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: min(920px, 86%);
  height: 1px;
  background: url('assets/backgrounds/gradiente-linea-fina.png') center / 100% 100% no-repeat;
  opacity: .35;
}

/* ─────────── Botones ─────────── */

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  padding: 14px 34px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s, background .3s, color .3s, border-color .3s;
  will-change: transform;
}
.btn--primary {
  background: linear-gradient(120deg, var(--teal-mid), var(--teal));
  color: #02110f;
  box-shadow: 0 0 24px rgba(0, 194, 168, .25);
}
.btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 42px rgba(0, 240, 255, .45);
}
.btn--ghost {
  border-color: rgba(0, 240, 255, .35);
  color: var(--cyan);
  background: rgba(0, 240, 255, .04);
}
.btn--ghost:hover {
  background: rgba(0, 240, 255, .12);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 240, 255, .2);
}
.btn--full { width: 100%; }

/* ═══════════ NAVBAR ═══════════ */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(16px, 4vw, 48px);
  transition: background .4s, backdrop-filter .4s, box-shadow .4s;
}
.nav.is-scrolled {
  background: rgba(3, 5, 8, .78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(0, 240, 255, .08);
}
.nav__brand { display: flex; align-items: center; gap: 12px; }
.nav__logo {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 16px rgba(0, 240, 255, .3);
}
.nav__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .12em;
  color: var(--txt);
}
.nav__name em { font-style: normal; color: var(--cyan); font-weight: 500; }

.nav__links { display: flex; align-items: center; gap: 6px; }
.nav__links a {
  font-size: .86rem;
  font-weight: 500;
  color: var(--txt-3);
  padding: 8px 14px;
  border-radius: 999px;
  transition: color .25s, background .25s, box-shadow .25s;
}
.nav__links a:hover { color: var(--txt); }
.nav__links a.is-active {
  color: var(--cyan);
  background: rgba(0, 240, 255, .08);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .18);
}
.nav__links a.nav__cta {
  margin-left: 10px;
  color: #02110f;
  background: linear-gradient(120deg, var(--teal-mid), var(--teal));
  font-weight: 600;
}
.nav__links a.nav__cta:hover { box-shadow: 0 0 24px rgba(0, 194, 168, .5); color: #02110f; }
.nav__links a.nav__cta.is-active { color: #02110f; }

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

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: rgba(3, 5, 8, .45);
  border: 1px solid rgba(0, 240, 255, .22);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color .3s, box-shadow .3s;
}
.lang-toggle:hover {
  border-color: rgba(0, 240, 255, .5);
  box-shadow: 0 0 18px rgba(0, 240, 255, .18);
}
.lang-toggle span {
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--txt-3);
  padding: 5px 11px;
  border-radius: 999px;
  transition: color .25s, background .25s, box-shadow .25s;
}
.lang-toggle span.is-on {
  color: var(--cyan);
  background: rgba(0, 240, 255, .12);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .3);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav__burger span {
  width: 24px; height: 2px;
  background: var(--txt);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════ HERO ═══════════ */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: calc(var(--nav-h) + 40px) 24px 110px;
}
.hero__bg {
  position: absolute;
  inset: -8% 0;
  background: url('assets/backgrounds/hero-background-hexagono.png') center 30% / cover no-repeat;
  opacity: .38;
  will-change: transform;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(3, 5, 8, .1) 0%, rgba(3, 5, 8, .78) 62%, var(--bg-deep) 100%),
    linear-gradient(180deg, rgba(3, 5, 8, .82) 0%, rgba(3, 5, 8, .25) 30%, rgba(3, 5, 8, .3) 70%, var(--bg-deep) 100%);
}
.hero__content { position: relative; z-index: 2; }

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: .74rem;
  letter-spacing: .38em;
  text-transform: uppercase;
  color: var(--txt-3);
  margin-bottom: 34px;
}

.hero__logo-wrap { position: relative; width: clamp(150px, 22vw, 220px); margin: 0 auto 30px; }
.hero__logo {
  position: relative;
  z-index: 1;
  border-radius: 50%;
  aspect-ratio: 1;
  object-fit: cover;
  box-shadow: 0 0 60px rgba(0, 240, 255, .28), 0 0 140px rgba(153, 103, 176, .25);
  will-change: transform;
}
.hero__logo-glow {
  position: absolute;
  inset: -34%;
  background:
    radial-gradient(circle at 38% 40%, rgba(0, 240, 255, .28), transparent 55%),
    radial-gradient(circle at 66% 62%, rgba(153, 103, 176, .3), transparent 55%);
  filter: blur(30px);
  animation: glowPulse 6s ease-in-out infinite alternate;
}
@keyframes glowPulse {
  from { opacity: .65; transform: scale(.96); }
  to   { opacity: 1;   transform: scale(1.06); }
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  letter-spacing: .06em;
  color: var(--txt);
  line-height: 1.05;
}
.hero__title span {
  font-weight: 400;
  background: linear-gradient(100deg, var(--cyan), var(--teal) 55%, var(--lila));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__tagline {
  margin: 22px auto 0;
  max-width: 620px;
  font-size: clamp(1rem, 2vw, 1.22rem);
  color: var(--txt-2);
}
.hero__actions {
  margin-top: 38px;
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Marquee de empresas */
.hero__marquee {
  position: absolute;
  bottom: 46px;
  left: 0; right: 0;
  z-index: 2;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  padding: 8px 0;
  animation: marquee 28s linear infinite;
  will-change: transform;
}
.hero__marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track img {
  height: 34px;
  width: auto;
  opacity: .8;
  border-radius: 8px;
  transition: transform .3s, opacity .3s, box-shadow .3s;
}
.marquee__track img:hover {
  opacity: 1;
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 0 22px rgba(0, 240, 255, .35);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.hero__scroll-hint {
  position: absolute;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 22px; height: 36px;
  border: 1.5px solid rgba(226, 232, 240, .35);
  border-radius: 12px;
}
.hero__scroll-hint span {
  position: absolute;
  top: 6px; left: 50%;
  width: 3px; height: 8px;
  margin-left: -1.5px;
  border-radius: 3px;
  background: var(--cyan);
  animation: scrollHint 1.8s ease-in-out infinite;
}
@keyframes scrollHint {
  0%   { transform: translateY(0);    opacity: 1; }
  70%  { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0);    opacity: 0; }
}

/* ═══════════ EL RETO ═══════════ */

.reto { background: var(--bg-deep); text-align: center; }
.reto .section__title { margin-bottom: 64px; }

.reto__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat {
  position: relative;
  padding: 38px 22px 34px;
  border-radius: 18px;
  background: linear-gradient(170deg, rgba(15, 23, 42, .9), rgba(6, 40, 46, .55));
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .28);
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  will-change: transform, opacity;
}
.stat:hover {
  transform: translateY(-6px);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .35), 0 18px 50px -18px rgba(0, 240, 255, .3);
}
.stat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  color: var(--cyan);
  text-shadow: 0 0 26px rgba(0, 240, 255, .45);
  white-space: nowrap;
}
.stat__num--range { font-size: clamp(1.25rem, 2.2vw, 1.7rem); }
.stat__label {
  margin-top: 12px;
  font-size: .88rem;
  color: var(--txt-3);
  line-height: 1.5;
}

.reto__claim {
  max-width: 760px;
  margin: 72px auto 0;
  font-size: 1.1rem;
}
.reto__claim strong { color: var(--txt); }
.reto__punch {
  margin-top: 28px;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: var(--txt);
  line-height: 1.4;
}
.reto__punch span {
  background: linear-gradient(90deg, var(--cyan), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}
.reto .footnote { margin-left: auto; margin-right: auto; }

/* ═══════════ EL GRUPO ═══════════ */

.grupo { background: linear-gradient(180deg, var(--bg-deep), var(--bg-base) 40%); }
.grupo__grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 64px;
  align-items: center;
}
.grupo__bullets { list-style: none; margin-top: 34px; display: grid; gap: 18px; }
.grupo__bullets li {
  position: relative;
  padding: 18px 22px 18px 52px;
  border-radius: 14px;
  background: rgba(6, 40, 46, .4);
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .25);
  font-size: .98rem;
  transition: box-shadow .3s, transform .3s;
  will-change: transform, opacity;
}
.grupo__bullets li:hover {
  transform: translateX(4px);
  box-shadow: inset 0 0 0 1px rgba(0, 194, 168, .4);
}
.grupo__bullets li::before {
  content: '';
  position: absolute;
  left: 22px; top: 26px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 12px rgba(0, 194, 168, .8);
}
.grupo__bullets strong { color: var(--txt); }

.grupo__visual {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 30px 80px -30px rgba(0, 240, 255, .25), inset 0 0 0 1px rgba(73, 116, 126, .35);
}
.grupo__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 45%, rgba(3, 5, 8, .55));
  pointer-events: none;
}
.grupo__visual img { transition: transform 1.2s cubic-bezier(.2,.8,.2,1); will-change: transform; }
.grupo__visual:hover img { transform: scale(1.04); }

/* ═══════════ ORGANIGRAMA ═══════════ */

.organigrama { background: var(--bg-base); text-align: center; }
.organigrama .section__title { margin-bottom: 60px; }

.org__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  text-align: left;
}
.org__card {
  position: relative;
  padding: 30px 26px 28px;
  border-radius: 18px;
  background: linear-gradient(165deg, rgba(6, 40, 46, .55), rgba(15, 23, 42, .9));
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .25);
  overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  will-change: transform, opacity;
}
.org__card::after {
  content: '';
  position: absolute;
  inset: -40% -40% auto auto;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, var(--acc), transparent 65%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
  filter: blur(30px);
}
.org__card:hover { transform: translateY(-6px); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 55%, transparent); }
.org__card:hover::after { opacity: .28; }

.org__num { width: 44px; margin-bottom: 18px; }
.org__logo { height: 26px; width: auto; border-radius: 6px; margin-bottom: 14px; opacity: .9; }
.org__card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--txt);
  margin-bottom: 6px;
}
.org__card p { font-size: .9rem; color: var(--txt-3); }

/* ═══════════ CADENA DE VALOR ═══════════ */

.cadena {
  background: linear-gradient(180deg, var(--bg-base), var(--bg-deep));
  padding: 0;
  overflow: hidden;
}
.cadena__pin { padding: 120px 0 90px; }
.cadena__head { text-align: center; margin-bottom: 64px; }

.chain { position: relative; padding: 30px 0 10px; }
.chain__line {
  position: absolute;
  top: 68px;
  left: 0; right: 0;
  height: 2px;
  background: rgba(73, 116, 126, .3);
}
.chain__progress {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--teal-mid), var(--cyan));
  box-shadow: 0 0 18px rgba(0, 240, 255, .7);
  transform-origin: left center;
  transform: scaleX(0);
  will-change: transform;
}

.chain__track {
  display: flex;
  gap: 26px;
  padding: 0 max(24px, calc((100vw - var(--wrap)) / 2 + 24px));
  width: max-content;
  will-change: transform;
}
.chain__step {
  position: relative;
  width: 240px;
  flex: none;
  padding: 58px 22px 26px;
  border-radius: 16px;
  background: rgba(15, 23, 42, .75);
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .28);
  transition: box-shadow .3s, transform .3s;
  will-change: transform, opacity;
}
.chain__step::before {
  content: '';
  position: absolute;
  top: 31px; left: 22px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--teal-mute);
  transition: border-color .3s, box-shadow .3s;
}
.chain__step.is-active::before {
  border-color: var(--cyan);
  box-shadow: 0 0 14px rgba(0, 240, 255, .8);
}
.chain__step:hover { transform: translateY(-4px); box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .35); }
.chain__index {
  position: absolute;
  top: 20px; right: 22px;
  font-family: var(--font-display);
  font-size: .8rem;
  letter-spacing: .18em;
  color: var(--txt-4);
}
.chain__step h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  color: var(--txt);
  margin-bottom: 8px;
}
.chain__who { font-size: .84rem; color: var(--teal); line-height: 1.5; }

.cadena__note {
  margin-top: 64px;
  text-align: center;
  color: var(--txt-3);
  font-size: .98rem;
}
.cadena__note strong { color: var(--txt); }

/* ═══════════ EMPRESAS ═══════════ */

.empresas { background: var(--bg-deep); padding-top: 120px; position: relative; }
.empresas::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: min(920px, 86%);
  height: 1px;
  background: url('assets/backgrounds/gradiente-linea-fina.png') center / 100% 100% no-repeat;
  opacity: .35;
}
.empresas__head { text-align: center; margin-bottom: 30px; }

.co {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
}
/* glow ambiental por empresa */
.co::before {
  content: '';
  position: absolute;
  top: 50%; left: 0;
  transform: translate(-35%, -50%);
  width: 640px; height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--acc), transparent 62%);
  opacity: .11;
  filter: blur(50px);
  pointer-events: none;
}
.co:nth-child(odd)::before { left: auto; right: 0; transform: translate(35%, -50%); }

.co__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 70px;
  align-items: start;
}
.co__grid--flip .co__main { order: 2; }
.co__grid--flip .co__side { order: 1; }

.co__etapa {
  font-family: var(--font-display);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--acc);
  margin-bottom: 22px;
  text-shadow: 0 0 18px color-mix(in srgb, var(--acc) 60%, transparent);
}
.co__logo {
  height: 30px; width: auto;
  border-radius: 7px;
  margin-bottom: 16px;
  opacity: .92;
  transition: transform .3s, box-shadow .3s;
}
.co__logo:hover {
  transform: scale(1.06);
  box-shadow: 0 0 20px color-mix(in srgb, var(--acc) 50%, transparent);
}
.co__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.6vw, 3.1rem);
  color: var(--txt);
  line-height: 1.05;
}
.co__tagline {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--acc);
}
.co__desc { margin-top: 22px; color: var(--txt-2); max-width: 56ch; }
.co__role {
  margin-top: 20px;
  padding: 18px 22px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--acc) 7%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 22%, transparent);
  color: var(--txt-2);
  font-size: .95rem;
  max-width: 56ch;
}

.co__side { display: grid; gap: 26px; align-content: start; }

.co__stat {
  padding: 26px 28px;
  border-radius: 16px;
  background: linear-gradient(160deg, color-mix(in srgb, var(--acc) 10%, rgba(15,23,42,.85)), rgba(15, 23, 42, .9));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 30%, transparent),
              0 18px 60px -24px color-mix(in srgb, var(--acc) 45%, transparent);
  transition: transform .35s;
  will-change: transform, opacity;
}
.co__stat:hover { transform: translateY(-4px); }
.co__stat-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.1rem;
  color: var(--acc);
  text-shadow: 0 0 24px color-mix(in srgb, var(--acc) 65%, transparent);
}
.co__stat-label { margin-top: 6px; font-size: .9rem; color: var(--txt-3); }

.co__caps-title {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--txt-3);
}
.co__caps { list-style: none; counter-reset: cap; display: grid; gap: 12px; }
.co__caps li {
  counter-increment: cap;
  position: relative;
  padding: 13px 16px 13px 52px;
  border-radius: 12px;
  background: rgba(15, 23, 42, .65);
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .22);
  font-size: .93rem;
  transition: box-shadow .3s, transform .3s;
  will-change: transform, opacity;
}
.co__caps li:hover {
  transform: translateX(4px);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 45%, transparent);
}
.co__caps li::before {
  content: counter(cap, decimal-leading-zero);
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 700;
  color: var(--acc);
  text-shadow: 0 0 12px color-mix(in srgb, var(--acc) 60%, transparent);
}

/* Enlaces al sitio web de cada empresa */
.co__links {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.co__links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-display);
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--acc);
  padding: 10px 20px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--acc) 6%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 38%, transparent);
  transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s, background .3s;
  will-change: transform;
}
.co__links a::after {
  content: '↗';
  font-size: .9em;
  transition: transform .3s;
}
.co__links a:hover {
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--acc) 14%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 70%, transparent),
              0 0 26px color-mix(in srgb, var(--acc) 30%, transparent);
}
.co__links a:hover::after { transform: translate(2px, -2px); }

.co__refs { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.co__refs li {
  font-size: .8rem;
  color: var(--txt-2);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .7);
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .3);
  transition: box-shadow .25s, color .25s, transform .25s;
}
.co__refs li:hover {
  color: var(--txt);
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 55%, transparent),
              0 0 16px color-mix(in srgb, var(--acc) 25%, transparent);
}

/* Smart Locknet — scanline */
.co--locknet .co__scanline {
  position: absolute;
  left: 0; right: 0;
  top: 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--acc) 22%, transparent), transparent);
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
  z-index: 1;
}

/* Vial Code — typewriter */
.co__caps--type li { min-height: 46px; }
.type-caret {
  display: inline-block;
  width: 8px; height: 1em;
  margin-left: 3px;
  vertical-align: text-bottom;
  background: var(--acc);
  box-shadow: 0 0 10px var(--acc);
  animation: caretBlink .8s steps(1) infinite;
}
@keyframes caretBlink { 50% { opacity: 0; } }
.co__caps--type li.is-done .type-caret { display: none; }

/* ITA — parallax layer */
.co--ita { background: var(--bg-base); }
.co--ita .co__parallax {
  position: absolute;
  inset: -22% 0;
  background: url('assets/backgrounds/hero-background-hexagono.png') center / cover no-repeat;
  opacity: .1;
  will-change: transform;
  pointer-events: none;
}
.co--ita::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--bg-deep), transparent 30%, transparent 70%, var(--bg-deep));
  pointer-events: none;
}
.co--ita .co__grid { z-index: 2; }

/* ═══════════ EXPERIENCIA ═══════════ */

.experiencia { background: var(--bg-base); }
.experiencia__watermark {
  position: absolute;
  inset: 0;
  background: url('assets/backgrounds/certificaciones-watermark.png') center 20% / 720px auto no-repeat;
  filter: invert(1);
  mix-blend-mode: screen;
  opacity: .05;
  pointer-events: none;
}
.experiencia .wrap { position: relative; }
.experiencia .section__title { margin-bottom: 56px; }

.exp__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.exp__card {
  padding: 28px 26px;
  border-radius: 16px;
  background: linear-gradient(165deg, rgba(6, 40, 46, .5), rgba(15, 23, 42, .92));
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .25);
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  will-change: transform, opacity;
}
.exp__card:hover {
  transform: translateY(-6px);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .3), 0 20px 50px -20px rgba(0, 240, 255, .25);
}
.exp__card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--txt);
  margin-bottom: 10px;
}
.exp__card p { font-size: .9rem; color: var(--txt-3); margin-bottom: 16px; }
.exp__co {
  display: inline-block;
  font-family: var(--font-display);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(0, 194, 168, .08);
  box-shadow: inset 0 0 0 1px rgba(0, 194, 168, .25);
}

.exp__badges-block { margin-top: 70px; text-align: center; }
.exp__sub {
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--txt-3);
  margin: 42px 0 22px;
}
.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.badge {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .88rem;
  color: var(--txt-2);
  padding: 11px 24px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .8);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .22);
  transition: transform .3s, box-shadow .3s, color .3s;
  will-change: transform, opacity;
}
.badge:hover {
  transform: translateY(-3px) scale(1.04);
  color: var(--cyan);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .55), 0 0 26px rgba(0, 240, 255, .25);
}
.badge--ally { box-shadow: inset 0 0 0 1px rgba(151, 148, 196, .3); }
.badge--ally:hover {
  color: var(--lila);
  box-shadow: inset 0 0 0 1px rgba(151, 148, 196, .6), 0 0 26px rgba(151, 148, 196, .28);
}

/* ═══════════ PROPUESTA (stepper) ═══════════ */

.propuesta { background: linear-gradient(180deg, var(--bg-base), var(--bg-deep) 30%); }
.propuesta .section__title { margin-bottom: 70px; }

.steps { position: relative; max-width: 820px; margin: 0 auto; }
.steps__rail {
  position: absolute;
  top: 8px; bottom: 8px;
  left: 27px;
  width: 2px;
  background: rgba(73, 116, 126, .3);
}
.steps__progress {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--cyan), var(--teal));
  box-shadow: 0 0 16px rgba(0, 240, 255, .6);
  transform-origin: top center;
  transform: scaleY(0);
  will-change: transform;
}

.step {
  position: relative;
  display: flex;
  gap: 30px;
  padding: 26px 0;
}
.step__dot {
  flex: none;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--bg-deep);
  border: 2px solid var(--teal-mute);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--txt-3);
  transition: border-color .35s, color .35s, box-shadow .35s, background .35s;
  z-index: 1;
}
.step.is-active .step__dot {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 240, 255, .06);
  box-shadow: 0 0 26px rgba(0, 240, 255, .45);
}
.step__card {
  flex: 1;
  padding: 26px 30px;
  border-radius: 16px;
  background: linear-gradient(165deg, rgba(6, 40, 46, .45), rgba(15, 23, 42, .92));
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .25);
  transition: box-shadow .35s, transform .35s;
  will-change: transform, opacity;
}
.step__card:hover { transform: translateX(4px); box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .3); }
.step__who {
  font-family: var(--font-display);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 10px;
}
.step__card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--txt);
  margin-bottom: 8px;
}
.step__card p:last-child { font-size: .95rem; color: var(--txt-3); }

/* ═══════════ POR QUÉ ═══════════ */

.porque { background: var(--bg-deep); text-align: center; }
.porque .section__title { margin-bottom: 60px; }
.porque__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  text-align: left;
}
.why__card {
  position: relative;
  padding: 34px 30px 30px;
  border-radius: 18px;
  background: linear-gradient(165deg, rgba(6, 40, 46, .5), rgba(15, 23, 42, .92));
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .25);
  overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  will-change: transform, opacity;
}
.why__card::after {
  content: '';
  position: absolute;
  inset: auto auto -50% -30%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 240, 255, .5), transparent 65%);
  opacity: 0;
  filter: blur(36px);
  transition: opacity .4s;
  pointer-events: none;
}
.why__card:hover { transform: translateY(-6px); box-shadow: inset 0 0 0 1px rgba(0, 240, 255, .35); }
.why__card:hover::after { opacity: .2; }
.why__index {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .2em;
  color: var(--cyan);
  text-shadow: 0 0 16px rgba(0, 240, 255, .6);
  margin-bottom: 16px;
}
.why__card p { color: var(--txt-2); font-size: 1rem; }
.why__card strong { color: var(--txt); }

/* ═══════════ CONTACTO ═══════════ */

.contacto {
  background:
    radial-gradient(ellipse 60% 50% at 80% 10%, rgba(153, 103, 176, .12), transparent 60%),
    radial-gradient(ellipse 55% 45% at 15% 90%, rgba(0, 240, 255, .08), transparent 60%),
    var(--bg-base);
}
.contacto__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.contacto__logo {
  width: 90px; height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 30px;
  box-shadow: 0 0 40px rgba(0, 240, 255, .3);
}
.contacto__data { list-style: none; margin-top: 30px; display: grid; gap: 10px; }
.contacto__data a {
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--cyan);
  transition: text-shadow .3s, color .3s;
}
.contacto__data a:hover { text-shadow: 0 0 18px rgba(0, 240, 255, .8); }

.contacto__form {
  display: grid;
  gap: 18px;
  padding: 40px 38px;
  border-radius: 22px;
  background: rgba(3, 5, 8, .55);
  box-shadow: inset 0 0 0 1px rgba(73, 116, 126, .3), 0 40px 100px -40px rgba(0, 0, 0, .8);
  backdrop-filter: blur(8px);
  will-change: transform, opacity;
}
.contacto__form label { display: grid; gap: 8px; }
.contacto__form label span {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--txt-3);
}
.contacto__form input,
.contacto__form textarea {
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--txt);
  background: rgba(15, 23, 42, .8);
  border: 1px solid rgba(73, 116, 126, .35);
  border-radius: 12px;
  padding: 13px 16px;
  outline: none;
  resize: vertical;
  transition: border-color .3s, box-shadow .3s;
}
.contacto__form input::placeholder,
.contacto__form textarea::placeholder { color: var(--txt-4); }
.contacto__form input:focus,
.contacto__form textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(0, 194, 168, .15), 0 0 20px rgba(0, 194, 168, .15);
}
.form__ok {
  text-align: center;
  color: var(--teal);
  font-size: .95rem;
}

/* ═══════════ FOOTER ═══════════ */

.footer {
  background: var(--bg-deep);
  border-top: 1px solid rgba(73, 116, 126, .18);
  padding: 30px 0;
}
.footer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: .82rem;
  color: var(--txt-4);
}
.footer__cos { letter-spacing: .05em; }

/* ═══════════ RESPONSIVE ═══════════ */

@media (max-width: 1023px) {
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: rgba(3, 5, 8, .96);
    backdrop-filter: blur(16px);
    padding: 18px;
    border-radius: 0 0 0 18px;
    box-shadow: 0 30px 60px -20px rgba(0,0,0,.8), inset 0 1px 0 rgba(0, 240, 255, .1);
    transform: translateX(110%);
    transition: transform .4s cubic-bezier(.2,.8,.2,1);
  }
  .nav__links.is-open { transform: translateX(0); }
  .nav__links a { padding: 12px 20px; }
  .nav__links a.nav__cta { margin-left: 0; text-align: center; }
  .nav__burger { display: flex; }

  .reto__stats { grid-template-columns: repeat(2, 1fr); }
  .grupo__grid { grid-template-columns: 1fr; gap: 44px; }
  .org__grid { grid-template-columns: repeat(2, 1fr); }
  .exp__grid { grid-template-columns: repeat(2, 1fr); }
  .porque__grid { grid-template-columns: 1fr; }
  .contacto__grid { grid-template-columns: 1fr; gap: 56px; }

  .co__grid { grid-template-columns: 1fr; gap: 44px; }
  .co__grid--flip .co__main { order: 1; }
  .co__grid--flip .co__side { order: 2; }

  /* la cadena pasa a scroll horizontal nativo en tablet/móvil */
  .chain__track {
    width: auto;
    overflow-x: auto;
    padding-bottom: 16px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
}

@media (max-width: 640px) {
  .section { padding: 84px 0; }
  .cadena__pin { padding: 84px 0 64px; }
  .co { padding: 64px 0; }
  .stat__num, .stat__num--range { white-space: normal; }
  .chain__step { width: 210px; padding: 54px 18px 22px; }
  .nav { padding: 0 16px; }
  .nav__name { font-size: .88rem; }
  .nav__tools { gap: 8px; }
  .lang-toggle span { padding: 4px 9px; }
  .co__logo { height: 26px; }
  .reto__stats { grid-template-columns: 1fr; }
  .org__grid { grid-template-columns: 1fr; }
  .exp__grid { grid-template-columns: 1fr; }
  .hero__marquee { bottom: 28px; }
  .hero__scroll-hint { display: none; }
  .marquee__track { gap: 36px; }
  .marquee__track img { height: 28px; }
  .step { gap: 18px; }
  .step__dot { width: 44px; height: 44px; font-size: .95rem; }
  .steps__rail { left: 21px; }
  .contacto__form { padding: 28px 22px; }
  .footer__row { justify-content: center; text-align: center; }
}

/* ═══════════ REDUCED MOTION ═══════════ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}