/* =====================================================================
   HITOS INDUSTRIALES — sistema visual
   Líneas de envasado flexibles · Tecnología RATIONATOR
   Diseño: "ingeniería editorial" — retícula dura, tipografía técnica,
   acero + tinta iluminados por naranja RATIONATOR y amarillo señal.
   ===================================================================== */

/* ---------- TOKENS ---------- */
:root {
  /* marca */
  --ink:         #241016;
  --ink-2:       #3a1a24;   /* burdeos del logo (#542633 base) */
  --burgundy:    #542633;
  --steel-900:   #12161b;
  --steel-800:   #191f26;
  --steel-700:   #29313b;
  --steel-500:   #5b6675;
  --steel-400:   #808b99;
  --steel-300:   #aab2bd;
  --steel-150:   #d9dee3;
  --steel-100:   #e8ebee;
  --paper:       #eceff2;
  --white:       #ffffff;

  --blue:        #3350e6;
  --blue-bright: #5271ff;
  --blue-ink:    #1b2a8f;
  --orange:      #f56325;
  --orange-deep: #d24f18;
  --yellow:      #f2c70f;
  --pink:        #ff66c4;   /* SOLO en el degradado espectral del hero */

  /* semántica — modo claro por defecto */
  --bg:          #f6f6f6;
  --bg-alt:      #ffffff;
  --surface:     #ffffff;
  --surface-2:   #eff1f3;
  --text:        #1b1116;
  --text-dim:    #5c5661;
  --text-mute:   #8a848f;
  --line:        #dcdfe3;
  --line-strong: #c3c8ce;
  --accent:      var(--orange);
  --accent-2:    var(--blue);
  --on-accent:   #ffffff;
  --focus:       #2f57ff;

  /* tipografía */
  --font-display: "Space Grotesk", "Archivo", "Segoe UI", system-ui, sans-serif;
  --font-text:    "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono:    "Space Mono", "IBM Plex Mono", ui-monospace, "Courier New", monospace;

  /* medidas */
  --container:   1320px;
  --gutter:      clamp(1.15rem, 4vw, 2.5rem);
  --section-y:   clamp(4rem, 9vw, 7rem);
  --radius:      3px;
  --radius-lg:   6px;
  --header-h:    84px;
  --ease:        cubic-bezier(.22, 1, .36, 1);
  --ease-out:    cubic-bezier(.16, 1, .3, 1);

  --shadow-sm:   0 1px 2px rgba(20,16,22,.06), 0 4px 14px rgba(20,16,22,.05);
  --shadow-md:   0 10px 30px -12px rgba(20,16,22,.22), 0 4px 12px rgba(20,16,22,.08);
  --shadow-lg:   0 40px 80px -28px rgba(20,16,22,.35);
}

/* franjas oscuras: se pintan con .invert */
.invert {
  --bg:        var(--steel-900);
  --bg-alt:    var(--steel-800);
  --surface:   var(--steel-800);
  --surface-2: var(--steel-700);
  --text:      #f3f2f4;
  --text-dim:  #b7bdc6;
  --text-mute: #8892a0;
  --line:      rgba(255,255,255,.12);
  --line-strong: rgba(255,255,255,.22);
  --on-accent: #ffffff;
  color: var(--text);
  background: var(--bg);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-text);
  font-size: 1rem;
  line-height: 1.62;
  font-feature-settings: "kern" 1, "liga" 1, "cv05" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
  color: var(--text);
  text-wrap: balance;
}
p { margin: 0 0 1.1rem; }
a { color: inherit; text-decoration: none; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection { background: var(--orange); color: #fff; }
[hidden] { display: none !important; }

/* ---------- LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--wide { max-width: 1560px; }
.container--narrow { max-width: 940px; }
.section { padding-block: var(--section-y); position: relative; background: var(--bg-alt); }
.section--tight { padding-block: clamp(3rem, 7vw, 5rem); }
.bg-paper { background: var(--paper); }
.bg-white { background: #fff; }
.bg-steel { background: var(--steel-900); }
.grid { display: grid; gap: clamp(1.2rem, 3vw, 2.4rem); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .cols-3, .cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; } }

/* ---------- TIPOGRAFÍA UTIL ---------- */
.kicker {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--text-mute);
  display: inline-flex;
  align-items: center;
  gap: .7em;
  margin: 0 0 1.4rem;
}
.kicker::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--orange);
  display: inline-block;
}
.kicker--index::before { content: none; }
.kicker .idx { color: var(--orange); }

.display-1 { font-size: clamp(2.7rem, 7.2vw, 6.4rem); letter-spacing: -0.035em; }
.display-2 { font-size: clamp(2.1rem, 5vw, 4rem); letter-spacing: -0.03em; }
.display-3 { font-size: clamp(1.6rem, 3.2vw, 2.5rem); }
.lead {
  font-size: clamp(1.06rem, 1.6vw, 1.3rem);
  color: var(--text-dim);
  line-height: 1.6;
  max-width: 62ch;
}
.text-dim { color: var(--text-dim); }
.mono { font-family: var(--font-mono); }
.upper { text-transform: uppercase; letter-spacing: .04em; }
.measure { max-width: 68ch; }

.section-head { max-width: 760px; margin-bottom: clamp(2.4rem, 5vw, 4rem); }
.section-head .lead { margin-top: .4rem; }

/* filete + número de sección */
.rule-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1rem, 4vw, 3rem);
  align-items: start;
  border-top: 1px solid var(--line-strong);
  padding-top: 1.4rem;
  margin-bottom: clamp(2.2rem, 5vw, 3.6rem);
}
.rule-head .num {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .2em;
  color: var(--orange);
  padding-top: .35rem;
}
@media (max-width: 640px) { .rule-head { grid-template-columns: 1fr; gap: .6rem; } }

/* ---------- BOTONES ---------- */
.btn {
  --bx: 1.5rem; --by: .95rem;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: .7em;
  padding: var(--by) var(--bx);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  border-radius: var(--radius);
  background: var(--text);
  color: var(--bg);
  transition: transform .35s var(--ease), background .3s, color .3s, box-shadow .3s;
  will-change: transform;
  overflow: hidden;
  isolation: isolate;
}
.btn::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--orange);
  transform: translateY(101%);
  transition: transform .4s var(--ease);
  z-index: -1;
}
.btn:hover { color: #fff; }
.btn:hover::after { transform: translateY(0); }
.btn:active { transform: scale(.98); }
.btn .ico { width: 1em; height: 1em; transition: transform .35s var(--ease); }
.btn:hover .ico { transform: translateX(4px); }

.btn--accent { background: var(--orange); color: #fff; }
.btn--accent::after { background: var(--text); }
.btn--ghost {
  background: transparent;
  color: var(--text);
  box-shadow: inset 0 0 0 1.5px var(--line-strong);
}
.btn--ghost::after { background: var(--text); }
.btn--ghost:hover { color: var(--bg); box-shadow: inset 0 0 0 1.5px var(--text); }
.btn--lg { --bx: 2rem; --by: 1.15rem; font-size: .82rem; }
.btn--block { display: flex; width: 100%; justify-content: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  padding-bottom: 3px;
  background-image: linear-gradient(var(--orange), var(--orange));
  background-size: 0% 2px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size .4s var(--ease);
}
.link-arrow:hover { background-size: 100% 2px; }
.link-arrow .ico { width: .95em; height: .95em; transition: transform .3s var(--ease); }
.link-arrow:hover .ico { transform: translateX(4px); }

/* ---------- MARCA / DETALLES ---------- */
.framed { position: relative; }
.framed::before, .framed::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 2px solid var(--orange);
  pointer-events: none;
}
.framed::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.framed::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  padding: .4em .9em;
}
.tag--dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--orange); }

/* ---------- HEADER ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition: transform .45s var(--ease), background .35s, box-shadow .35s, backdrop-filter .35s;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: var(--header-h);
  transition: height .35s var(--ease);
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  box-shadow: 0 1px 0 var(--line), 0 12px 30px -22px rgba(20,16,22,.4);
}
.site-header.is-scrolled .site-header__inner { height: 66px; }
.site-header.is-hidden { transform: translateY(-100%); }

/* En hero oscuro: logo/nav claros mientras no hay scroll */
.site-header.on-dark:not(.is-scrolled) { color: #fff; }
.site-header.on-dark:not(.is-scrolled) .nav__link { color: rgba(255,255,255,.86); }
.site-header.on-dark:not(.is-scrolled) .logo--dark { display: none; }
.site-header:not(.on-dark) .logo--light,
.site-header.is-scrolled .logo--light { display: none; }
.site-header.is-scrolled .logo--dark { display: block; }

.logo { display: flex; align-items: center; gap: .8rem; flex-shrink: 0; }
.logo img { height: 38px; width: auto; }
.site-header.is-scrolled .logo img { height: 32px; }

/* NAV */
.nav { display: flex; align-items: center; gap: clamp(.4rem, 1.6vw, 1.7rem); }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex;
  align-items: center;
  gap: .45em;
  padding: .6rem .2rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--text);
  white-space: nowrap;
  position: relative;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: .3rem;
  height: 2px;
  background: var(--orange);
  transition: right .35s var(--ease);
}
.nav__item:hover .nav__link::after,
.nav__item.is-open .nav__link::after,
.nav__link[aria-current="page"]::after { right: 0; }
.nav__link .chev { width: .7em; height: .7em; transition: transform .3s var(--ease); }
.nav__item:hover .nav__link .chev,
.nav__item.is-open .nav__link .chev { transform: rotate(180deg); }

/* MEGA / DROPDOWN */
.submenu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translate(-50%, 10px);
  min-width: 288px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: .7rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.submenu::before {
  content: "";
  position: absolute;
  top: -20px; left: 0; right: 0; height: 20px;
}
.nav__item:hover .submenu,
.nav__item.is-open .submenu {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translate(-50%, 0);
}
.submenu__link {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: .9rem;
  padding: .8rem .85rem;
  border-radius: var(--radius);
  transition: background .25s, transform .25s var(--ease);
}
.submenu__link:hover { background: var(--surface-2); transform: translateX(3px); }
.submenu__link .si {
  font-family: var(--font-mono);
  font-size: .66rem;
  color: var(--orange);
  letter-spacing: .1em;
}
.submenu__link .st { font-family: var(--font-display); font-weight: 500; font-size: .98rem; letter-spacing: -0.01em; }
.submenu__link .sd { grid-column: 2; font-size: .8rem; color: var(--text-dim); line-height: 1.4; }

.header-cta { display: flex; align-items: center; gap: .8rem; flex-shrink: 0; }

.nav-toggle {
  display: none;
  width: 46px; height: 46px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 20px; height: 2px;
  background: currentColor;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after  { transform: translateY(4px); }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: rotate(45deg); }
body.nav-open .nav-toggle span::after  { transform: rotate(-45deg) translateY(-1px); }

@media (max-width: 1080px) {
  .nav-toggle { display: inline-flex; }
  .header-cta .btn { display: none; }

  /* El panel de navegación es position:fixed y debe ocupar TODA la pantalla.
     Si el header tiene backdrop-filter o transform, se convierte en el bloque
     contenedor del panel y lo recorta a la altura del header (se veía solo
     "INICIO"). En móvil quitamos esos efectos y desactivamos el auto-ocultado. */
  .site-header,
  .site-header.is-scrolled { -webkit-backdrop-filter: none; backdrop-filter: none; }
  .site-header.is-scrolled { background: var(--paper); box-shadow: 0 1px 0 var(--line), 0 12px 30px -22px rgba(20,16,22,.35); }
  .site-header.is-hidden { transform: none; }
  body.nav-open .site-header { transform: none; }

  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(420px, 100%);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    padding: calc(var(--header-h) + 1.5rem) 1.6rem 2.5rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform .45s var(--ease);
    box-shadow: var(--shadow-lg);
  }
  body.nav-open .nav { transform: translateX(0); }
  body.nav-open { overflow: hidden; }
  .nav__item { border-bottom: 1px solid var(--line); }
  .nav__link { padding: 1.1rem .2rem; font-size: .9rem; justify-content: space-between; }
  .nav__link::after { display: none; }
  .submenu,
  .nav__item:hover .submenu,
  .nav__item.is-open .submenu {
    position: static;
    left: auto;
    transform: none;               /* anula el translate(-50%) de escritorio */
    opacity: 1; visibility: visible; pointer-events: auto;
    box-shadow: none;
    border: 0;
    border-radius: 0;
    min-width: 0;
    width: auto;
    padding: 0 0 .8rem;
    background: transparent;
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s var(--ease);
  }
  .nav__item.is-open .submenu { max-height: 1200px; }
  .submenu__link { padding: .7rem .4rem; }
  .submenu__link .sd { display: none; }
  .nav-backdrop {
    position: fixed; inset: 0;
    background: rgba(20,16,22,.5);
    opacity: 0; visibility: hidden;
    transition: opacity .4s, visibility .4s;
    z-index: 99;
  }
  body.nav-open .nav-backdrop { opacity: 1; visibility: visible; }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-h) + 4vh);
  padding-bottom: clamp(2.5rem, 6vh, 5rem);
  overflow: hidden;
  color: #fff;
  background: var(--steel-900);
}
.hero--sub { min-height: auto; padding-top: calc(var(--header-h) + clamp(3.5rem, 10vh, 7rem)); padding-bottom: clamp(3rem, 8vh, 6rem); align-items: center; }
.hero__bg { position: absolute; inset: 0; z-index: 0; background: var(--steel-900); }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .28; filter: grayscale(.3) contrast(1.05); }
.hero__grid-lines { position: absolute; inset: 0; z-index: 1; opacity: .5; }
.hero__spectrum {
  position: absolute;
  z-index: 1;
  width: 62vw; height: 62vw;
  max-width: 780px; max-height: 780px;
  right: -12vw; top: -14vw;
  background:
    radial-gradient(closest-side, rgba(255,102,196,.55), transparent 70%),
    radial-gradient(closest-side, rgba(82,113,255,.5), transparent 72%);
  background-position: 30% 30%, 70% 70%;
  background-repeat: no-repeat;
  filter: blur(60px) saturate(1.2);
  mix-blend-mode: screen;
  animation: spectrumDrift 26s ease-in-out infinite alternate;
}
.hero__spectrum::after {
  content: "";
  position: absolute; inset: 20% 30% 30% 10%;
  background: radial-gradient(closest-side, rgba(245,99,37,.55), transparent 70%);
  filter: blur(40px);
  animation: spectrumDrift 19s ease-in-out infinite alternate-reverse;
}
@keyframes spectrumDrift {
  from { transform: translate3d(0,0,0) scale(1); }
  to   { transform: translate3d(-6%, 5%, 0) scale(1.12); }
}
.hero::before {  /* viñeta inferior para legibilidad */
  content: "";
  position: absolute; inset: 0; z-index: 2;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(18,22,27,.15) 0%, rgba(18,22,27,.55) 55%, rgba(18,22,27,.9) 100%);
}
.hero__inner { position: relative; z-index: 3; width: 100%; }
.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: rgba(255,255,255,.72);
  display: flex; align-items: center; gap: .8em;
  margin-bottom: 1.6rem;
}
.hero__eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--orange); }
.hero h1 {
  font-size: clamp(2.5rem, 6.4vw, 5.6rem);
  letter-spacing: -0.04em;
  max-width: 13ch;
  color: #fff;
}
@media (min-width: 1180px) { .hero__inner { padding-right: 400px; } }
.hero h1 .accent { color: var(--orange); }
.hero__sub {
  margin-top: 1.6rem;
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  color: rgba(255,255,255,.82);
  max-width: 52ch;
  line-height: 1.55;
}
.hero__actions { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 1rem; }
.hero__actions .btn { background: #fff; color: var(--steel-900); }
.hero__actions .btn::after { background: var(--orange); }
.hero__actions .btn--ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.4); }
.hero__actions .btn--ghost:hover { color: var(--steel-900); box-shadow: inset 0 0 0 1.5px #fff; }

/* palabra con reveal por máscara (solo si hay JS) */
.reveal-word { display: inline-block; overflow: hidden; vertical-align: top; }
.js .reveal-word > span { display: inline-block; transform: translateY(110%); transition: transform .9s var(--ease-out); }
.js .is-in .reveal-word > span { transform: translateY(0); }
.is-in .reveal-word:nth-child(2) > span { transition-delay: .06s; }
.is-in .reveal-word:nth-child(3) > span { transition-delay: .12s; }
.is-in .reveal-word:nth-child(4) > span { transition-delay: .18s; }
.is-in .reveal-word:nth-child(5) > span { transition-delay: .24s; }
.is-in .reveal-word:nth-child(6) > span { transition-delay: .30s; }
.is-in .reveal-word:nth-child(7) > span { transition-delay: .36s; }

.hero__card {
  position: absolute;
  z-index: 3;
  right: var(--gutter);
  bottom: clamp(1.5rem, 4vh, 3rem);
  width: clamp(128px, 13vw, 182px);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-lg);
  padding: 12px;
  opacity: .82;
  will-change: transform;
}
.hero__card img { border-radius: 3px; aspect-ratio: 16/10; object-fit: cover; }
.hero__card figcaption {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-top: 8px;
  display: flex; justify-content: space-between;
}
@media (max-width: 1100px) { .hero__card { display: none; } }
@media (max-width: 700px) {
  .hero { min-height: auto; padding-top: calc(var(--header-h) + 6vh); }
  .hero__eyebrow { letter-spacing: .18em; font-size: .68rem; }
  .hero h1 { font-size: clamp(2.4rem, 11vw, 3.4rem); }
}

.scroll-cue {
  position: absolute;
  z-index: 3;
  left: var(--gutter);
  bottom: 1.4rem;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  display: flex; align-items: center; gap: .8em;
  writing-mode: vertical-rl;
}
.scroll-cue::after {
  content: "";
  width: 1px; height: 46px;
  background: linear-gradient(rgba(255,255,255,.6), transparent);
  animation: cueSlide 2.4s ease-in-out infinite;
}
@keyframes cueSlide { 0%,100% { transform: scaleY(.4); transform-origin: top; } 50% { transform: scaleY(1); } }
@media (max-width: 720px), (max-height: 720px) { .scroll-cue { display: none; } }

/* ---------- MARQUEE ---------- */
.marquee {
  --speed: 34s;
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding-block: 1.1rem;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: marqueeMove var(--speed) linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1rem, 2vw, 1.5rem);
  letter-spacing: -0.01em;
  color: var(--text-dim);
  display: flex; align-items: center; gap: 3.5rem;
  white-space: nowrap;
}
.marquee__item::after { content: "／"; color: var(--orange); font-size: .7em; }
@keyframes marqueeMove { to { transform: translateX(-50%); } }
.marquee--band { background: var(--bg-alt); }

/* ---------- STATS ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.stat { background: var(--surface); padding: clamp(1.4rem, 3vw, 2.4rem); }
.stat__num { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 4.5vw, 3.4rem); letter-spacing: -0.03em; line-height: 1; }
.stat__num .u { color: var(--orange); }
.stat__label { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); margin-top: .7rem; }
@media (max-width: 860px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- LÍNEA / FLUJO ---------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); overflow: hidden; counter-reset: flow; }
.flow__step { position: relative; padding: clamp(1.3rem, 2.6vw, 2rem); border-right: 1px solid var(--line); background: var(--surface); transition: background .3s; }
.flow__step:last-child { border-right: 0; }
.flow__step:hover { background: var(--surface-2); }
.flow__step .fi { display: block; font-family: var(--font-mono); font-size: .7rem; color: var(--orange); letter-spacing: .15em; }
.flow__step .ft { display: block; font-family: var(--font-display); font-weight: 600; font-size: clamp(1rem, 1.6vw, 1.2rem); margin-top: .55rem; letter-spacing: -0.01em; }
.flow__step .fd { display: block; font-size: .84rem; color: var(--text-dim); margin-top: .45rem; }
.flow__step::after {
  content: "→";
  position: absolute;
  right: -11px; top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background: var(--bg);
  color: var(--orange);
  font-size: .9rem;
  width: 22px; height: 22px;
  display: grid; place-items: center;
}
.flow__step:last-child::after { display: none; }
@media (max-width: 900px) {
  .flow { grid-template-columns: 1fr 1fr; }
  .flow__step { border-bottom: 1px solid var(--line); }
  .flow__step::after { content: "↓"; right: 50%; top: auto; bottom: -11px; transform: translateX(50%); }
}
@media (max-width: 520px) { .flow { grid-template-columns: 1fr; } }

/* ---------- CARDS ---------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s;
  will-change: transform;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--line-strong); }
.card__media { position: relative; aspect-ratio: 16/11; overflow: hidden; background: var(--surface-2); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.card:hover .card__media img { transform: scale(1.05); }
.card__media--contain { background: #fff; }
.card__media--contain img { object-fit: contain; padding: 8%; }
.card__body { padding: clamp(1.3rem, 2.5vw, 1.9rem); display: flex; flex-direction: column; gap: .55rem; flex: 1; }
.card__idx { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .18em; color: var(--orange); }
.card__title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.15rem, 2vw, 1.5rem); letter-spacing: -0.015em; }
.card__text { font-size: .92rem; color: var(--text-dim); }
.card__foot { margin-top: auto; padding-top: 1rem; }
.card__link-cover { position: absolute; inset: 0; z-index: 3; }
.card:hover { border-color: var(--orange); }

/* lista de features */
.feature-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.feature-list li {
  background: var(--surface);
  padding: 1.05rem 1.3rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: baseline;
  font-size: .95rem;
}
.feature-list li .fx { font-family: var(--font-mono); font-size: .72rem; color: var(--orange); letter-spacing: .1em; }
.feature-list li strong { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; }
.feature-list li span.d { color: var(--text-dim); display: block; font-size: .88rem; margin-top: .15rem; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: .6rem; }
.chip {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .5em 1em;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  color: var(--text-dim);
  transition: border-color .3s, color .3s, background .3s;
}
a.chip:hover { border-color: var(--orange); color: var(--text); background: var(--surface); }

/* ---------- MEDIA FRAME (cuadro vídeo/imagen) ---------- */
.media-frame {
  position: relative;
  aspect-ratio: 16/9;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, var(--surface-2), var(--surface)),
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(0,0,0,.02) 12px 13px);
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}
.media-frame > video, .media-frame > img, .media-frame > iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0;
  z-index: 1;
}
.media-frame:has(> video), .media-frame:has(> img), .media-frame:has(> iframe) { background: #000; }
.media-frame:has(> video)::after, .media-frame:has(> img)::after, .media-frame:has(> iframe)::after { display: none; }
.media-frame:has(> video) .media-frame__corner,
.media-frame:has(> img) .media-frame__corner,
.media-frame:has(> iframe) .media-frame__corner { z-index: 2; mix-blend-mode: difference; }
.media-frame__ph { text-align: center; padding: 1.5rem; z-index: 1; }
.media-frame__play {
  width: 66px; height: 66px;
  border-radius: 50%;
  border: 2px solid var(--orange);
  display: grid; place-items: center;
  margin: 0 auto 1rem;
  position: relative;
}
.media-frame__play::before {
  content: "";
  border-left: 16px solid var(--orange);
  border-block: 10px solid transparent;
  margin-left: 4px;
}
.media-frame__play::after {
  content: "";
  position: absolute; inset: -2px;
  border-radius: 50%;
  border: 2px solid var(--orange);
  animation: pulseRing 2.6s ease-out infinite;
}
@keyframes pulseRing { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }
.media-frame__label { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .22em; text-transform: uppercase; color: var(--text-dim); }
.media-frame__hint { font-size: .8rem; color: var(--text-mute); margin-top: .4rem; }
.media-frame::after { /* línea de escaneo */
  content: "";
  position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  opacity: .5;
  animation: scan 5s linear infinite;
}
@keyframes scan { 0% { top: 0; } 100% { top: 100%; } }
.media-frame__corner { position: absolute; width: 18px; height: 18px; border: 2px solid var(--steel-400); z-index: 2; }
.media-frame__corner.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.media-frame__corner.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.media-frame__corner.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.media-frame__corner.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }
.media-caption { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-mute); margin-top: .9rem; display: flex; justify-content: space-between; gap: 1rem; }

/* imagen panorámica a todo el ancho */
.gallery-wide { display: block; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: #fff; margin-bottom: .9rem; }
.gallery-wide img { width: 100%; height: auto; display: block; transition: transform .6s var(--ease); }
.gallery-wide:hover img { transform: scale(1.02); }
/* dentro del bloque de recuadro+galería, las tiras panorámicas van compactas */
.media-gallery .gallery-wide img { max-height: 150px; object-fit: cover; }
.media-gallery .gallery { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 700px) { .media-gallery .gallery { grid-template-columns: repeat(3, 1fr); } }

/* galería mini */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
.gallery a { position: relative; aspect-ratio: 1; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery a:hover img { transform: scale(1.08); }
@media (max-width: 620px) { .gallery { grid-template-columns: repeat(3, 1fr); } }

/* split media + texto */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.6rem, 5vw, 4.5rem); align-items: center; }
.split--rev { grid-template-columns: .95fr 1.05fr; }
.split--rev .split__media { order: -1; }
.split__media img { border-radius: var(--radius-lg); border: 1px solid var(--line); width: 100%; }
@media (max-width: 900px) { .split, .split--rev { grid-template-columns: 1fr; } .split--rev .split__media { order: 0; } }

/* ---------- FORM ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.field { display: flex; flex-direction: column; gap: .4rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-dim); }
.field input, .field select, .field textarea {
  font: inherit;
  font-size: .95rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: .85rem 1rem;
  transition: border-color .25s, box-shadow .25s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 0;
  border-color: var(--focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 18%, transparent);
}
.field .err { color: var(--orange-deep); font-size: .78rem; font-family: var(--font-mono); min-height: 1em; }
.form-note { font-size: .82rem; color: var(--text-mute); }
.form-status {
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--orange);
  background: var(--surface);
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  font-size: .9rem;
}
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }

/* rejilla de la página de contacto: 2 columnas en escritorio, 1 en móvil */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contact-grid > * { min-width: 0; }   /* deja que las columnas se encojan */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 480px) {
  .contact-rail a, .contact-rail div { padding: 1rem .9rem; gap: .8rem; }
  .contact-rail .cv { font-size: .92rem; }
}

.contact-rail { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.contact-rail a, .contact-rail div { background: var(--surface); padding: 1.15rem 1.3rem; display: flex; align-items: center; gap: 1rem; transition: background .25s; min-width: 0; }
.contact-rail a:hover { background: var(--surface-2); }
.contact-rail a > span, .contact-rail div > span { min-width: 0; }
.contact-rail .cl { display: block; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-mute); }
.contact-rail .cv { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.01em; overflow-wrap: anywhere; word-break: break-word; }
.contact-rail .ci { width: 20px; height: 20px; color: var(--orange); flex-shrink: 0; }

/* ---------- CTA BAND ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--steel-900); color: #fff; border-radius: var(--radius-lg); padding: clamp(2.5rem, 7vw, 5rem); }
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(600px circle at 85% 20%, rgba(245,99,37,.35), transparent 60%),
              radial-gradient(500px circle at 10% 90%, rgba(82,113,255,.3), transparent 60%);
}
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 3rem); }
.cta-band .lead { color: rgba(255,255,255,.8); }
.cta-band .btn { background: #fff; color: var(--steel-900); }
.cta-band .btn::after { background: var(--orange); }
.cta-band .btn--ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.4); }

/* ---------- FOOTER ---------- */
.site-footer { background: var(--steel-900); color: #d7dbe0; padding-block: clamp(3.5rem, 8vw, 6rem) 2rem; }
.site-footer a { color: #d7dbe0; transition: color .25s; }
.site-footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: clamp(1.6rem, 4vw, 3rem); padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand img { height: 40px; margin-bottom: 1.2rem; }
.footer-brand p { color: #9aa2ad; font-size: .9rem; max-width: 34ch; }
.footer-col h4 { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: #7f8794; margin-bottom: 1.1rem; font-weight: 400; }
.footer-col li { margin-bottom: .7rem; font-size: .9rem; }
.footer-contact li { display: flex; align-items: center; gap: .7rem; font-size: .9rem; margin-bottom: .8rem; color: #b9c0c9; }
.footer-contact li svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--orange); }
.footer-col svg { max-width: 20px; max-height: 20px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-top: 2rem; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em; color: #7f8794; flex-wrap: wrap; }
.footer-bottom .made { display: flex; align-items: center; gap: .6rem; }
.footer-bottom .made::before { content: ""; width: 8px; height: 8px; background: var(--orange); border-radius: 50%; }
.to-top { display: inline-flex; align-items: center; gap: .5em; }
@media (max-width: 900px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-top { grid-template-columns: 1fr; } }

/* ---------- WHATSAPP FAB ---------- */
.wa-fab {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 0;
  background: #25d366;
  color: #fff;
  border-radius: 100px;
  padding: 14px;
  box-shadow: 0 12px 30px -8px rgba(37,211,102,.5), var(--shadow-md);
  transition: gap .4s var(--ease), padding .4s var(--ease), transform .3s var(--ease);
  overflow: hidden;
}
.wa-fab svg { width: 28px; height: 28px; flex-shrink: 0; }
.wa-fab__txt { max-width: 0; overflow: hidden; white-space: nowrap; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; transition: max-width .4s var(--ease), margin .4s var(--ease); }
.wa-fab:hover { gap: 10px; padding-inline: 18px 22px; }
.wa-fab:hover .wa-fab__txt { max-width: 200px; }
@media (hover: none), (max-width: 700px) {
  .wa-fab__txt { display: none; }
  .wa-fab { padding: 15px; }
}
.wa-fab::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: 100px;
  border: 2px solid #25d366;
  animation: pulseRing 2.4s ease-out infinite;
}
.wa-fab:active { transform: scale(.95); }

/* ---------- PRELOADER ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--steel-900);
  display: grid; place-items: center;
  transition: opacity .6s var(--ease), visibility .6s;
}
.preloader.is-done { opacity: 0; visibility: hidden; }
/* red de seguridad pura-CSS: se oculta aunque el JS no cargue */
.preloader { animation: plSafety .5s var(--ease) 3.4s forwards; }
@keyframes plSafety { to { opacity: 0; visibility: hidden; pointer-events: none; } }
.preloader__mark { width: 120px; }
.preloader__bar { width: 160px; height: 2px; background: rgba(255,255,255,.15); margin-top: 1.4rem; overflow: hidden; }
.preloader__bar::after { content: ""; display: block; height: 100%; width: 40%; background: var(--orange); animation: loadBar 1s var(--ease) infinite; }
@keyframes loadBar { 0% { transform: translateX(-100%); } 100% { transform: translateX(350%); } }

/* ---------- REVEAL (solo si hay JS; sin JS el contenido se ve normal) ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js [data-reveal-stagger] > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.js [data-reveal-stagger].is-in > * { opacity: 1; transform: none; }
.js [data-reveal-stagger].is-in > *:nth-child(2) { transition-delay: .07s; }
.js [data-reveal-stagger].is-in > *:nth-child(3) { transition-delay: .14s; }
.js [data-reveal-stagger].is-in > *:nth-child(4) { transition-delay: .21s; }
.js [data-reveal-stagger].is-in > *:nth-child(5) { transition-delay: .28s; }
.js [data-reveal-stagger].is-in > *:nth-child(6) { transition-delay: .35s; }

/* ---------- PAGE HERO (interiores) ---------- */
.page-hero { position: relative; background: var(--steel-900); color: #fff; overflow: hidden; padding-top: calc(var(--header-h) + clamp(3rem, 9vh, 6rem)); padding-bottom: clamp(2.6rem, 7vh, 5rem); }
.page-hero__bg { position: absolute; inset: 0; z-index: 0; background: var(--steel-800); }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .42; filter: grayscale(.2) contrast(1.03); }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(180deg, rgba(18,22,27,.5) 0%, rgba(18,22,27,.42) 45%, rgba(18,22,27,.78) 100%); }
.page-hero::after {
  content: ""; position: absolute; z-index: 1; pointer-events: none;
  width: 46vw; height: 46vw; max-width: 560px; max-height: 560px;
  right: -8vw; top: -14vw;
  background: radial-gradient(closest-side, rgba(245,99,37,.4), transparent 70%);
  filter: blur(50px);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 5.5vw, 4.4rem); max-width: 18ch; }
.page-hero .lead { color: rgba(255,255,255,.82); margin-top: 1.2rem; }
.breadcrumb { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.6); margin-bottom: 1.6rem; display: flex; gap: .6em; flex-wrap: wrap; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: var(--orange); }

/* modelos */
.model-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.model { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.5rem; background: var(--surface); display: flex; flex-direction: column; gap: .5rem; transition: border-color .3s, transform .4s var(--ease); }
.model:hover { border-color: var(--orange); transform: translateY(-4px); }
.model .mn { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .12em; color: var(--orange); }
.model .mt { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; letter-spacing: -0.01em; }
.model .md { font-size: .88rem; color: var(--text-dim); }
@media (max-width: 860px) { .model-grid { grid-template-columns: 1fr; } }

/* versiones row */
.versions { display: flex; flex-wrap: wrap; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.versions div { background: var(--surface); padding: 1.1rem 1.5rem; flex: 1; min-width: 120px; text-align: center; }
.versions .vn { font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; letter-spacing: -0.02em; }
.versions .vl { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); margin-top: .3rem; }
/* variante de frases (p. ej. beneficios de conveyors): texto mucho más pequeño */
.versions--phrases .vn { font-size: .95rem; font-weight: 600; line-height: 1.3; letter-spacing: -0.01em; }
@media (max-width: 700px) {
  .versions--phrases .vn { font-size: .8rem; }
  .versions--phrases div { padding: .9rem 1rem; }
}

/* pequeñas utilidades */
.stack-sm > * + * { margin-top: .8rem; }
.stack > * + * { margin-top: 1.4rem; }
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.flex-between { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; flex-wrap: wrap; }
hr.rule { border: 0; border-top: 1px solid var(--line); margin-block: clamp(2.5rem, 6vw, 4.5rem); }

/* ---------- HERO: SLIDESHOW DE FONDO ---------- */
.hero-slideshow { position: absolute; inset: 0; }
.hero-slideshow img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0;
  transition: opacity 1.1s ease;
}
.hero-slideshow img.is-active { opacity: 1; }

/* tarjeta del hero cuando es un logo/ilustración (fondo blanco, sin recorte) */
.hero__card--logo { background: #fff; border-color: rgba(255,255,255,.28); }
.hero__card--logo img { object-fit: contain; padding: 10px; background: #fff; aspect-ratio: 16/11; }
.hero__card--logo figcaption { color: var(--steel-500); }

/* tarjeta dividida: dos imágenes del mismo tamaño que cubren el recuadro blanco */
.hero__card--split {
  background: #fff;
  border-color: rgba(255,255,255,.3);
  padding: 0;
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 1px;
  overflow: hidden;
}
.hero__card-cell {
  background: #fff;
  display: grid;
  place-items: center;
  aspect-ratio: 3/2;
  overflow: hidden;
}
.hero__card-cell img { width: 100%; height: 100%; object-fit: contain; padding: 7px; }
.hero__card-cell--mark { background: #f56325; }
.hero__card-cell--mark img { object-fit: contain; padding: 3px; }
.hero__card--split { padding: 0; }

/* En móvil, la tarjeta decorativa del hero se muestra a ~1/4 del tamaño */
@media (max-width: 700px) {
  .hero__card { display: grid; width: 64px; right: 12px; bottom: 14px; padding: 0; opacity: .9; }
  .hero__card-cell img { padding: 4px; }
  .hero__card-cell--mark img { padding: 2px; }
}

/* ---------- MURO DE LOGOS (referencias) ---------- */
.logo-wall {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.logo-wall__track {
  display: flex;
  width: max-content;
  animation: logoWallMove 60s linear infinite;
}
.logo-wall:hover .logo-wall__track { animation-play-state: paused; }
.logo-wall__track img { display: block; height: clamp(230px, 34vw, 420px); width: auto; }
@keyframes logoWallMove { to { transform: translateX(-50%); } }

/* ---------- VÍDEO AUTOMÁTICO EN RECUADRO ---------- */
.media-frame > video[autoplay] { pointer-events: none; }
.media-frame.is-paused > video { pointer-events: auto; }

/* ---------- MENÚS: al desplegar, cabecera sólida y texto oscuro ---------- */
@media (min-width: 1081px) {
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.has-sub:hover),
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.is-open) {
    background: color-mix(in srgb, var(--paper) 92%, transparent);
    backdrop-filter: saturate(1.4) blur(14px);
    -webkit-backdrop-filter: saturate(1.4) blur(14px);
    box-shadow: 0 1px 0 var(--line), 0 12px 30px -22px rgba(20,16,22,.4);
    color: var(--text);
  }
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.has-sub:hover) .logo--light,
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.is-open) .logo--light { display: none; }
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.has-sub:hover) .logo--dark,
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.is-open) .logo--dark { display: block; }
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.has-sub:hover) .nav__link,
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.is-open) .nav__link { color: var(--text); }
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.has-sub:hover) .nav__item.has-sub:hover > .nav__link,
  .site-header.on-dark:not(.is-scrolled):has(.nav__item.is-open) .nav__item.is-open > .nav__link { color: #ff66c4; }
}
/* el enlace del menú abierto/hover, resaltado en rosa de marca */
.nav__item.has-sub:hover > .nav__link,
.nav__item.is-open > .nav__link { color: #ff66c4; }
.nav__item.has-sub:hover > .nav__link::after,
.nav__item.is-open > .nav__link::after { background: #ff66c4; right: 0; }
@media (max-width: 1080px) {
  /* El panel del menú móvil siempre es de fondo claro: fuerza el texto
     oscuro para que contraste (antes heredaba el blanco del hero). */
  body.nav-open .site-header.on-dark .nav__link,
  body.nav-open .site-header .nav__link { color: var(--text); }
  body.nav-open .site-header .nav__link .chev { color: var(--text-dim); }
  body.nav-open .site-header .submenu__link { color: var(--text); }
  body.nav-open .site-header .submenu__link .st { color: var(--text); }
  body.nav-open .site-header .submenu__link .sd { color: var(--text-dim); }
  body.nav-open .site-header .lang-switch a { color: var(--text); opacity: .5; }
  body.nav-open .site-header .lang-switch a:hover { opacity: .85; }
  body.nav-open .site-header .lang-switch a.is-on { color: var(--orange); opacity: 1; }
  body.nav-open .site-header .lang-switch span { color: var(--text); opacity: .35; }
  body.nav-open .nav-toggle { color: var(--text); }
  /* el enlace del submenú desplegado, resaltado en rosa de marca */
  body.nav-open .nav__item.is-open > .nav__link { color: #ff66c4; }
}

/* ---------- FLUJO: etapas enlazables ---------- */
a.flow__step { color: inherit; text-decoration: none; }
.flow__step .flow__go {
  position: absolute; right: 1rem; bottom: .9rem;
  width: 1em; height: 1em; color: var(--orange);
  opacity: 0; transform: translateX(-4px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
a.flow__step:hover { background: var(--surface-2); }
a.flow__step:hover .flow__go { opacity: 1; transform: translateX(0); }
a.flow__step:hover .ft { color: var(--orange); }

/* ---------- TARJETA HERO: sello RATIONATOR ---------- */
.hero__card-mark {
  position: absolute;
  right: 16px; bottom: 40px;
  width: 46px; height: 46px;
  border-radius: 6px;
  box-shadow: 0 4px 14px rgba(0,0,0,.3);
  z-index: 2;
}
.hero__card--logo { padding-bottom: 12px; }

/* ---------- TABLA DE CONCEPTOS (Líneas) ---------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 620px; }
.spec-table th {
  text-align: left; padding: .9rem 1rem;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--text-dim); border-bottom: 2px solid var(--line-strong);
}
.spec-table td { padding: 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table tbody tr { transition: background .25s; }
.spec-table tbody tr:hover { background: var(--surface-2); }
.spec-table__n { font-family: var(--font-mono); color: var(--orange); font-size: .8rem; width: 3rem; }
.spec-table strong { font-family: var(--font-display); font-weight: 600; }

/* ---------- REFERENCIAS: cifra destacada ---------- */
.ref-highlight {
  display: flex; align-items: center; gap: 1.4rem;
  border: 1px solid var(--line-strong); border-left: 4px solid var(--orange);
  border-radius: var(--radius-lg); padding: 1.4rem 1.8rem;
  margin-bottom: 2.2rem; background: var(--surface);
}
.ref-highlight__n { font-family: var(--font-display); font-weight: 700; font-size: clamp(2.6rem, 6vw, 4rem); line-height: 1; color: var(--orange); }
.ref-highlight__t { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.05rem, 2vw, 1.4rem); letter-spacing: -0.01em; max-width: 30ch; }

/* ---------- CINTA DE LOGOTIPOS DE CLIENTES ---------- */
.logo-strip {
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding-block: 1.6rem;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.logo-strip__track { display: flex; width: max-content; align-items: center; gap: clamp(2.5rem, 5vw, 4.5rem); animation: logoStripMove 46s linear infinite; }
.logo-strip:hover .logo-strip__track { animation-play-state: paused; }
.logo-strip__item { flex: none; display: grid; place-items: center; }
.logo-strip__item img {
  height: clamp(38px, 5vw, 56px); width: auto; max-width: 170px; object-fit: contain;
  filter: grayscale(1); opacity: .62; transition: filter .3s, opacity .3s;
}
.logo-strip__item:hover img { filter: none; opacity: 1; }
@keyframes logoStripMove { to { transform: translateX(-50%); } }

/* rejilla de logos (bloque de referencias en portada) */
.logo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.logo-grid__item { background: #fff; aspect-ratio: 3/2; display: grid; place-items: center; padding: 1rem; }
.logo-grid__item img { max-height: 46px; max-width: 100%; width: auto; object-fit: contain; filter: grayscale(1); opacity: .7; transition: filter .3s, opacity .3s; }
.logo-grid__item:hover img { filter: none; opacity: 1; }
@media (max-width: 520px) { .logo-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- MOVIMIENTO REDUCIDO ---------- */
@media (prefers-reduced-motion: reduce) {
  .hero__spectrum, .hero__spectrum::after,
  .scroll-cue::after, .media-frame::after, .media-frame__play::after,
  .preloader__bar::after, .wa-fab::after { animation: none !important; }
  .preloader { animation: plSafety .3s linear 1.2s forwards; }
  .marquee__track { animation: none; width: auto; flex-wrap: wrap; justify-content: center; gap: 1rem 2.4rem; }
  .marquee__item { gap: 1rem 2.4rem; }
  .marquee { -webkit-mask-image: none; mask-image: none; }
  [data-reveal], [data-reveal-stagger] > * { opacity: 1 !important; transform: none !important; transition: none !important; }
  .reveal-word > span { transform: none !important; }
  .hero__card { transform: none !important; }
  /* slideshow: mostrar solo la primera imagen, sin transiciones */
  .hero-slideshow img { transition: none !important; }
  .hero-slideshow img:not(.is-active) { opacity: 0 !important; }
  .hero-slideshow img.is-active { opacity: 1 !important; }
  /* muro de logos: cuadrícula estática, sin desplazamiento */
  .logo-wall { -webkit-mask-image: none; mask-image: none; overflow: auto; }
  .logo-wall__track { animation: none; width: auto; }
  .logo-wall__track img:last-child { display: none; }
  /* cinta de logotipos: se convierte en rejilla estática */
  .logo-strip { -webkit-mask-image: none; mask-image: none; }
  .logo-strip__track { animation: none; width: auto; flex-wrap: wrap; justify-content: center; gap: 1.6rem 2.4rem; }
  .logo-strip__track > .logo-strip__item:nth-child(n+14) { display: none; }
  .logo-strip__item img { filter: grayscale(1); opacity: .7; }
}

/* ============ SELECTOR DE IDIOMA (ES / EN) ============ */
.lang-switch {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .08em;
  flex-shrink: 0;
}
.lang-switch a {
  color: inherit;
  text-decoration: none;
  opacity: .5;
  padding: .25rem .1rem;
  transition: opacity .18s ease, color .18s ease;
}
.lang-switch a:hover { opacity: .85; }
.lang-switch a.is-on { opacity: 1; color: var(--orange); }
.lang-switch span { opacity: .3; }

@media (max-width: 1080px) {
  .lang-switch { margin-left: auto; margin-right: .35rem; font-size: .8rem; }
}