/* ==========================================================================
   myHNT — Hoja de estilos principal
   --------------------------------------------------------------------------
   Enfoque mobile-first. Breakpoints: 640px · 960px · 1200px

   Índice
   01. Tokens (variables de diseño)
   02. Reset y base
   03. Layout
   04. Tipografía
   05. Botones y enlaces
   06. Iconos, etiquetas y listas
   07. Header y navegación
   08. Hero (Home)
   09. Card (componente base)
   10. Qué hacemos
   11. Inteligencia Artificial
   12. Industrias
   13. Productos
   14. Timeline / Trayectoria
   15. Carrusel de empresas
   16. Contacto y formularios
   17. Footer
   18. Páginas internas
   19. Animaciones y reveal
   20. Utilidades
   21. Movimiento reducido
   ========================================================================== */


/* ==========================================================================
   01. Tokens
   ========================================================================== */
:root {
  /* Azules de marca: de casi negro a acento */
  --c-ink: #040915;
  --c-navy-950: #060e20;
  --c-navy-900: #0a1630;
  --c-navy-800: #0f1f42;
  --c-navy-700: #163061;
  --c-navy-600: #1d3f80;
  --c-blue-600: #1f56c9;   /* acento legible sobre fondos claros */
  --c-blue-500: #2c6bea;   /* botones */
  --c-accent: #3e8bff;     /* acento principal sobre fondos oscuros */
  --c-accent-soft: #8dbbff;

  /* Neutros */
  --c-white: #ffffff;
  --c-gray-50: #f5f7fb;
  --c-gray-100: #eaeef5;
  --c-gray-200: #dbe1ec;
  --c-gray-300: #c4cddc;
  --c-gray-400: #a3b0c6;   /* texto secundario sobre oscuro */
  --c-gray-500: #5a6880;   /* texto secundario sobre claro */

  /* Semánticos */
  --c-text: #e8eef8;
  --c-text-muted: var(--c-gray-400);
  --c-heading: var(--c-white);
  --c-line: rgba(148, 178, 230, 0.13);
  --c-line-strong: rgba(148, 178, 230, 0.26);
  --c-surface: rgba(255, 255, 255, 0.03);
  --c-surface-2: rgba(255, 255, 255, 0.055);
  --c-error: #ff8a94;
  --c-success: #7fe0b5;

  /* Tipografía */
  --font: Arial, "Helvetica Neue", Helvetica, sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: clamp(1.125rem, 0.4vw + 1.05rem, 1.3rem);
  --fs-h3: clamp(1.25rem, 0.6vw + 1.1rem, 1.5rem);
  --fs-h2: clamp(2rem, 3.4vw + 1rem, 3.5rem);
  --fs-h1: clamp(2.5rem, 5.6vw + 1rem, 5.5rem);

  /* Espaciado y layout */
  --container: 1240px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(4.5rem, 9vw, 8.5rem);
  --header-h: 72px;

  /* Formas */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  /* Movimiento */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --t-fast: 0.2s;
  --t: 0.4s;
}


/* ==========================================================================
   02. Reset y base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--c-text);
  background-color: var(--c-ink);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
  overflow: hidden;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote {
  margin: 0;
}

h1, h2, h3, h4 {
  color: var(--c-heading);
  font-weight: 700;
  line-height: 1.12;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

:where(ul[class], ol[class]) {
  list-style: none;
  padding: 0;
}

img,
svg,
canvas {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: var(--c-accent);
  color: var(--c-white);
}

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

.section--light :focus-visible {
  outline-color: var(--c-blue-600);
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--c-white);
  color: var(--c-ink);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform var(--t-fast) var(--ease);
}

.skip-link:focus {
  transform: none;
}


/* ==========================================================================
   03. Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: var(--section-y);
}

.section--alt {
  background-color: var(--c-navy-950);
}

/* Fondo con retícula técnica muy sutil */
.section--grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 0%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}

.section--light {
  --c-text: #26324a;
  --c-text-muted: var(--c-gray-500);
  --c-heading: var(--c-navy-900);
  --c-line: var(--c-gray-200);
  background-color: var(--c-white);
  color: var(--c-text);
}

.section--light .eyebrow {
  color: var(--c-blue-600);
}

.section > .container {
  position: relative;
}

.section-head {
  max-width: 780px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-head--center .eyebrow {
  justify-content: center;
}

.section-head .lead {
  margin-top: 1.25rem;
}

@media (min-width: 960px) {
  .section-head--split {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 4rem;
    align-items: end;
    max-width: none;
  }

  .section-head--split .lead {
    margin-top: 0;
  }
}


/* ==========================================================================
   04. Tipografía
   ========================================================================== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}

.section-title {
  font-size: var(--fs-h2);
  letter-spacing: -0.028em;
  line-height: 1.06;
}

.lead {
  font-size: var(--fs-lg);
  line-height: 1.65;
  color: var(--c-text-muted);
}

.text-accent {
  color: var(--c-accent);
}

.section--light .text-accent {
  color: var(--c-blue-600);
}

.text-gradient {
  background: linear-gradient(95deg, var(--c-white) 0%, var(--c-accent-soft) 45%, var(--c-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

.small {
  font-size: var(--fs-sm);
}

/* Marca: siempre "myHNT" */
.brandname {
  white-space: nowrap;
}


/* ==========================================================================
   05. Botones y enlaces
   ========================================================================== */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--c-white);
  --btn-border: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 48px;
  padding: 0.8rem 1.4rem;
  border: 1px solid var(--btn-border);
  border-radius: var(--radius-pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: var(--fs-base);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  transition: background-color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease), box-shadow var(--t) var(--ease);
}

.btn .icon {
  width: 1.1em;
  height: 1.1em;
  transition: transform var(--t-fast) var(--ease);
}

.btn:hover .icon {
  transform: translateX(3px);
}

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

.btn--primary {
  --btn-bg: var(--c-blue-500);
  box-shadow: 0 0 0 0 rgba(62, 139, 255, 0), 0 10px 30px -12px rgba(44, 107, 234, 0.8);
}

.btn--primary:hover {
  --btn-bg: #2560d8;
  box-shadow: 0 0 0 4px rgba(62, 139, 255, 0.18), 0 14px 34px -12px rgba(44, 107, 234, 0.9);
}

.btn--ghost {
  --btn-border: var(--c-line-strong);
  --btn-bg: rgba(255, 255, 255, 0.02);
}

.btn--ghost:hover {
  --btn-border: rgba(141, 187, 255, 0.55);
  --btn-bg: rgba(62, 139, 255, 0.08);
}

.section--light .btn--ghost {
  --btn-fg: var(--c-navy-900);
  --btn-border: var(--c-gray-300);
}

.btn--lg {
  min-height: 56px;
  padding: 1rem 1.75rem;
  font-size: var(--fs-md);
}

.btn--sm {
  min-height: 40px;
  padding: 0.55rem 1.1rem;
  font-size: var(--fs-sm);
}

.btn--block {
  width: 100%;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--c-accent-soft);
  transition: color var(--t-fast) var(--ease), gap var(--t-fast) var(--ease);
}

.link-arrow .icon {
  width: 1.05em;
  height: 1.05em;
}

.link-arrow:hover {
  color: var(--c-white);
  gap: 0.8rem;
}

.section--light .link-arrow {
  color: var(--c-blue-600);
}

.section--light .link-arrow:hover {
  color: var(--c-navy-900);
}


/* ==========================================================================
   06. Iconos, etiquetas y listas
   ========================================================================== */
.icon {
  width: 1.5rem;
  height: 1.5rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Contenedor de icono con borde degradado */
.icon-badge {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  flex: none;
  border-radius: 14px;
  color: var(--c-accent-soft);
  background:
    linear-gradient(var(--c-navy-900), var(--c-navy-900)) padding-box,
    linear-gradient(145deg, rgba(141, 187, 255, 0.55), rgba(141, 187, 255, 0.06) 60%) border-box;
  border: 1px solid transparent;
  box-shadow: inset 0 0 22px rgba(62, 139, 255, 0.12);
}

.icon-badge .icon {
  width: 24px;
  height: 24px;
}

.icon-badge--sm {
  width: 42px;
  height: 42px;
  border-radius: 12px;
}

.icon-badge--sm .icon {
  width: 20px;
  height: 20px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-text-muted);
  background: rgba(255, 255, 255, 0.02);
}

.tag--accent {
  border-color: rgba(62, 139, 255, 0.45);
  color: var(--c-accent-soft);
  background: rgba(62, 139, 255, 0.08);
}

.check-list {
  display: grid;
  gap: 0.7rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  color: var(--c-text);
}

.check-list .icon {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.2rem;
  color: var(--c-accent);
  stroke-width: 2;
}


/* ==========================================================================
   07. Header y navegación
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: background-color var(--t) var(--ease), border-color var(--t) var(--ease),
    backdrop-filter var(--t) var(--ease);
}

.site-header.is-scrolled,
body.nav-open .site-header {
  background-color: rgba(4, 9, 21, 0.82);
  border-bottom-color: var(--c-line);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

/* Logotipo tipográfico (reemplazable por el archivo oficial en /assets/img/) */
.logo {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font);
  font-size: 1.6rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-white);
}

.logo__my {
  font-weight: 400;
}

.logo__hnt {
  font-weight: 700;
}

/* Botón hamburguesa */
.nav-toggle {
  position: relative;
  z-index: 2;
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--c-line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.nav-toggle__bars {
  position: relative;
  width: 18px;
  height: 12px;
}

.nav-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  border-radius: 2px;
  background: var(--c-white);
  transition: transform var(--t) var(--ease), opacity var(--t-fast) var(--ease), top var(--t) var(--ease);
}

.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { top: 5.25px; }
.nav-toggle__bars span:nth-child(3) { top: 10.5px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  top: 5.25px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  top: 5.25px;
  transform: rotate(-45deg);
}

/* Panel de navegación: móvil = pantalla completa */
/* Altura explícita: el backdrop-filter del header convierte al header en el
   bloque contenedor de este panel fijo, así que inset: 0 no alcanza. */
.site-nav__panel {
  position: fixed;
  inset: 0 0 auto;
  height: 100vh;
  height: 100dvh;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2rem;
  background:
    radial-gradient(ellipse 80% 50% at 80% 0%, rgba(44, 107, 234, 0.22), transparent 70%),
    var(--c-ink);
  overflow-y: auto;
  visibility: hidden;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease), visibility 0s linear var(--t);
}

.site-nav__panel.is-open {
  visibility: visible;
  opacity: 1;
  transform: none;
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease), visibility 0s;
}

.site-nav__list {
  display: grid;
  gap: 0.25rem;
}

.site-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--c-line);
  font-size: clamp(1.6rem, 6vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-white);
}

.site-nav__link .icon {
  color: var(--c-accent);
}

.site-nav__link[aria-current="page"] {
  color: var(--c-accent-soft);
}

.site-nav__cta {
  align-self: stretch;
  min-height: 54px;
  font-size: var(--fs-base);
}

/* Sin JavaScript: el menú se muestra como lista estática */
html:not(.js) .nav-toggle {
  display: none;
}

html:not(.js) .site-nav__panel {
  position: static;
  visibility: visible;
  opacity: 1;
  transform: none;
  padding: 0;
  background: none;
}

@media (min-width: 960px) {
  :root {
    --header-h: 84px;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav__panel,
  html:not(.js) .site-nav__panel {
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    padding: 0;
    background: none;
    overflow: visible;
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: none;
  }

  .site-nav__list {
    display: flex;
    gap: 0.25rem;
  }

  .site-nav__link {
    position: relative;
    padding: 0.5rem 0.9rem;
    border: 0;
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--c-gray-300);
    transition: color var(--t-fast) var(--ease);
  }

  .site-nav__link .icon {
    display: none;
  }

  .site-nav__link::after {
    content: "";
    position: absolute;
    left: 0.9rem;
    right: 0.9rem;
    bottom: 0.15rem;
    height: 1px;
    background: var(--c-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t) var(--ease);
  }

  .site-nav__link:hover,
  .site-nav__link[aria-current="page"] {
    color: var(--c-white);
  }

  .site-nav__link:hover::after,
  .site-nav__link[aria-current="page"]::after {
    transform: scaleX(1);
  }

  .site-nav__cta {
    align-self: auto;
    min-height: 40px;
    font-size: var(--fs-sm);
  }
}


/* ==========================================================================
   08. Hero (Home)
   ========================================================================== */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: 3rem;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse 60% 50% at 78% 30%, rgba(29, 63, 128, 0.55), transparent 70%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(22, 48, 97, 0.45), transparent 70%),
    var(--c-ink);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  -webkit-mask-image: linear-gradient(to bottom, #000 55%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 55%, transparent 100%);
}

.hero__grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(148, 178, 230, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 178, 230, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 35%, #000, transparent 80%);
  mask-image: radial-gradient(ellipse 80% 70% at 60% 35%, #000, transparent 80%);
}

.hero__inner {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero__content {
  max-width: 760px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
  padding: 0.45rem 0.9rem 0.45rem 0.6rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-pill);
  background: rgba(10, 22, 48, 0.6);
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.hero__eyebrow strong {
  color: var(--c-white);
}

.pulse-dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--c-accent);
  animation: pulse-ring 2.4s var(--ease) infinite;
}

.hero__title {
  font-size: var(--fs-h1);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero__title-line {
  display: block;
}

.hero__lead {
  max-width: 620px;
  margin-top: 1.75rem;
  font-size: var(--fs-lg);
  line-height: 1.65;
  color: var(--c-gray-300);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 2.25rem;
}

@media (min-width: 640px) {
  .hero__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .hero__actions--center {
    justify-content: center;
  }
}

/* Visual: capas de la base tecnológica */
.hero__visual {
  display: none;
}

.layers {
  position: relative;
  display: grid;
  gap: 0.7rem;
  padding-left: 2.25rem;
}

.layers__track {
  position: absolute;
  left: 0.55rem;
  top: 1.6rem;
  bottom: 1.6rem;
  width: 1px;
  background: linear-gradient(to top, var(--c-line-strong), var(--c-accent));
}

.layers__beam {
  position: absolute;
  left: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-accent-soft);
  box-shadow: 0 0 14px 2px var(--c-accent);
  animation: beam-up 3.6s var(--ease-in-out) infinite;
}

.layers__beam:nth-child(2) {
  animation-delay: 1.8s;
}

.layer {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(22, 48, 97, 0.32), rgba(10, 22, 48, 0.5));
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.layer::before {
  content: "";
  position: absolute;
  left: calc(-2.25rem + 0.55rem - 4px);
  top: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1px solid var(--c-accent);
  background: var(--c-ink);
  transform: translateY(-50%);
}

.layer__num {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-gray-400);
}

.layer__body {
  display: grid;
  gap: 0.1rem;
}

.layer__tag {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-gray-400);
}

.layer__title {
  font-size: 1rem;
  color: var(--c-white);
}

.layer .icon {
  margin-left: auto;
  color: var(--c-accent-soft);
  opacity: 0.8;
}

.layer--top {
  border-color: rgba(62, 139, 255, 0.55);
  background: linear-gradient(135deg, rgba(44, 107, 234, 0.35), rgba(10, 22, 48, 0.6));
  box-shadow: 0 0 0 1px rgba(62, 139, 255, 0.15), 0 20px 50px -20px rgba(44, 107, 234, 0.7);
}

.layer--top::before {
  background: var(--c-accent);
  box-shadow: 0 0 12px var(--c-accent);
}

.layer--top .layer__tag {
  color: var(--c-accent-soft);
}

.layer--base {
  border-style: dashed;
}

.layers__caption {
  margin-top: 1rem;
  padding-left: 2.25rem;
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    gap: 4rem;
  }

  .hero__visual {
    display: block;
  }
}

/* Indicadores */
.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(3rem, 7vw, 5rem);
  border-top: 1px solid var(--c-line);
}

.stat {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 0.35rem;
  padding: 1.5rem 1rem 0 0;
}

.stat:nth-child(n + 3) {
  padding-top: 1.75rem;
}

.stat__value {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  font-size: clamp(2.25rem, 4vw + 0.5rem, 3.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--c-white);
  font-variant-numeric: tabular-nums;
}

.stat__suffix {
  font-size: 0.5em;
  color: var(--c-accent);
  letter-spacing: 0;
}

.stat__label {
  max-width: 22ch;
  font-size: var(--fs-sm);
  line-height: 1.45;
  color: var(--c-gray-400);
}

@media (min-width: 960px) {
  .stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .stat,
  .stat:nth-child(n + 3) {
    padding: 1.75rem 1.5rem 0 0;
  }

  .stat + .stat {
    padding-left: 1.5rem;
    border-left: 1px solid var(--c-line);
  }
}


/* ==========================================================================
   09. Card (componente base)
   ========================================================================== */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  isolation: isolate;
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

/* Luz que sigue al puntero (se activa con data-spotlight) */
.card[data-spotlight]::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(62, 139, 255, 0.14), transparent 45%);
  opacity: 0;
  transition: opacity var(--t) var(--ease);
  pointer-events: none;
}

.card[data-spotlight]:hover::before {
  opacity: 1;
}

a.card:hover,
.card--hover:hover {
  border-color: rgba(141, 187, 255, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.8);
}

.card__kicker {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.card__kicker--muted {
  color: var(--c-gray-400);
}

.card__title {
  font-size: var(--fs-h3);
  letter-spacing: -0.015em;
}

.card__text {
  color: var(--c-text-muted);
}

.card__footer {
  margin-top: auto;
  padding-top: 0.5rem;
}


/* ==========================================================================
   10. Qué hacemos
   ========================================================================== */
.paths {
  display: grid;
  gap: 1.25rem;
}

.path-card {
  gap: 1.25rem;
  min-height: 100%;
}

.path-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.path-card__num {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(141, 187, 255, 0.35);
}

.path-card__title {
  font-size: clamp(1.6rem, 2vw + 1rem, 2.2rem);
  letter-spacing: -0.025em;
}

.path-card__claim {
  font-size: var(--fs-md);
  color: var(--c-accent-soft);
}

.path-card .check-list {
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-line);
}

.manifesto {
  display: grid;
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding: clamp(1.75rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(62, 139, 255, 0.25);
  background:
    radial-gradient(ellipse 60% 120% at 100% 0%, rgba(44, 107, 234, 0.25), transparent 60%),
    linear-gradient(135deg, rgba(22, 48, 97, 0.5), rgba(6, 14, 32, 0.5));
}

.manifesto__quote {
  font-size: clamp(1.5rem, 2.4vw + 0.8rem, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--c-white);
  text-wrap: balance;
}

.manifesto__quote span {
  color: var(--c-accent-soft);
}

@media (min-width: 960px) {
  .paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .manifesto {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 3rem;
  }
}


/* ==========================================================================
   11. Inteligencia Artificial
   ========================================================================== */
.ai {
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 45% at 50% 0%, rgba(44, 107, 234, 0.22), transparent 70%),
    var(--c-navy-950);
}

.ai-formula {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6rem 0.9rem;
  margin-top: 1.75rem;
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--c-white);
}

.ai-formula__plus {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(62, 139, 255, 0.15);
  color: var(--c-accent-soft);
}

.ai-formula__plus .icon {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.ai-grid {
  display: grid;
  gap: 1.25rem;
}

.ai-panel {
  gap: 1.25rem;
}

.ai-panel__head {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ai-panel__title {
  font-size: clamp(1.4rem, 1.4vw + 1rem, 1.8rem);
  letter-spacing: -0.02em;
}

/* Pipeline de desarrollo con pulso */
.pipeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 1.25rem 0 0.25rem;
}

.pipeline::before {
  content: "";
  position: absolute;
  top: calc(1.25rem + 17px);
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: var(--c-line-strong);
}

.pipeline__pulse {
  position: absolute;
  top: calc(1.25rem + 15px);
  left: 12.5%;
  width: 40px;
  height: 5px;
  border-radius: 4px;
  background: linear-gradient(90deg, transparent, var(--c-accent-soft), transparent);
  animation: pipeline-run 3.2s var(--ease-in-out) infinite;
}

.pipeline__step {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 0.6rem;
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-gray-300);
}

.pipeline__node {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(62, 139, 255, 0.5);
  background: var(--c-navy-900);
  color: var(--c-accent-soft);
}

.pipeline__node .icon {
  width: 16px;
  height: 16px;
}

/* Comparación de tiempos sin cifras rígidas */
.compare {
  display: grid;
  gap: 1rem;
  margin-top: 0.5rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  background: rgba(4, 9, 21, 0.45);
}

.compare__row {
  display: grid;
  gap: 0.45rem;
}

.compare__label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.compare__label strong {
  color: var(--c-white);
  font-weight: 700;
}

.compare__bar {
  height: 8px;
  border-radius: 8px;
  background: rgba(148, 178, 230, 0.08);
  overflow: hidden;
}

.compare__fill {
  display: block;
  height: 100%;
  width: var(--w, 100%);
  border-radius: inherit;
  background: rgba(163, 176, 198, 0.45);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.6s var(--ease) 0.3s;
}

.compare__row--ai .compare__fill {
  background: linear-gradient(90deg, var(--c-blue-500), var(--c-accent-soft));
  box-shadow: 0 0 14px rgba(62, 139, 255, 0.6);
}

.is-visible .compare__fill,
html:not(.js) .compare__fill {
  transform: scaleX(1);
}

.compare__note {
  font-size: var(--fs-xs);
  color: var(--c-gray-400);
}

/* Núcleo IA con capacidades orbitando */
.ai-core {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 0.5rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  background:
    radial-gradient(circle at 50% 50%, rgba(44, 107, 234, 0.25), transparent 55%),
    rgba(4, 9, 21, 0.45);
}

.ai-core__center {
  grid-column: 1 / -1;
  justify-self: center;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  margin-block: 0.5rem;
  border-radius: 22px;
  color: var(--c-white);
  background: linear-gradient(145deg, var(--c-blue-500), var(--c-navy-700));
  box-shadow: 0 0 0 8px rgba(62, 139, 255, 0.08), 0 0 0 16px rgba(62, 139, 255, 0.04), 0 0 40px rgba(62, 139, 255, 0.5);
  animation: core-glow 4s var(--ease-in-out) infinite;
}

.ai-core__center .icon {
  width: 34px;
  height: 34px;
}

.ai-chip {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--c-line);
  background: rgba(10, 22, 48, 0.7);
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.ai-chip .icon {
  width: 18px;
  height: 18px;
  color: var(--c-accent-soft);
}

/* Beneficios */
.benefits {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(2rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-line);
  background: var(--c-line);
  overflow: hidden;
}

.benefit {
  display: grid;
  gap: 0.6rem;
  padding: 1.75rem;
  background: var(--c-navy-950);
  transition: background-color var(--t) var(--ease);
}

.benefit:hover {
  background: var(--c-navy-900);
}

.benefit .icon {
  width: 28px;
  height: 28px;
  color: var(--c-accent);
}

.benefit__title {
  font-size: var(--fs-md);
}

.benefit__text {
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

@media (min-width: 640px) {
  .benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-core {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }

  .ai-core__center {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin: 0 0.5rem;
  }
}

@media (min-width: 960px) {
  .ai-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefits {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}


/* ==========================================================================
   12. Industrias
   ========================================================================== */
.industry-grid {
  display: grid;
  gap: 1rem;
}

.industry-card {
  min-height: 300px;
  justify-content: flex-end;
  gap: 0.75rem;
}

.industry-card__art {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 72%;
  color: var(--c-accent);
  opacity: 0.55;
  -webkit-mask-image: linear-gradient(to bottom, #000 30%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 30%, transparent 100%);
  transition: opacity var(--t) var(--ease), transform 0.8s var(--ease);
}

.industry-card:hover .industry-card__art {
  opacity: 0.85;
  transform: scale(1.04);
}

.industry-card__head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.industry-card__title {
  font-size: clamp(1.35rem, 1vw + 1.1rem, 1.7rem);
  letter-spacing: -0.02em;
}

.industry-card__arrow {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--c-line-strong);
  color: var(--c-white);
  transition: background-color var(--t) var(--ease), transform var(--t) var(--ease), border-color var(--t) var(--ease);
}

.industry-card__arrow .icon {
  width: 18px;
  height: 18px;
  transform: rotate(-45deg);
}

.industry-card:hover .industry-card__arrow {
  background: var(--c-blue-500);
  border-color: var(--c-blue-500);
}

@media (min-width: 640px) {
  .industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .industry-grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .industry-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .industry-grid > * {
    grid-column: span 2;
  }

  .industry-grid > :nth-child(1),
  .industry-grid > :nth-child(2) {
    grid-column: span 3;
    min-height: 340px;
  }
}


/* ==========================================================================
   13. Productos
   ========================================================================== */
.product-grid {
  display: grid;
  gap: 1rem;
}

.product-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.product-card .tag-list {
  padding-top: 0.25rem;
}

.product-card--featured {
  background:
    radial-gradient(ellipse 70% 90% at 100% 0%, rgba(44, 107, 234, 0.28), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  border-color: rgba(62, 139, 255, 0.3);
}

.product-card--featured .card__title {
  font-size: clamp(1.6rem, 1.8vw + 1rem, 2.2rem);
}

.module-chips {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.module-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  border: 1px dashed var(--c-line-strong);
  border-radius: 10px;
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.module-chip .icon {
  width: 16px;
  height: 16px;
  color: var(--c-accent);
}

.module-chip--core {
  border-style: solid;
  border-color: rgba(62, 139, 255, 0.5);
  background: rgba(62, 139, 255, 0.1);
  color: var(--c-white);
  font-weight: 700;
}

/* Flujo horizontal compacto (card de Análisis de riesgo) */
.mini-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0;
  padding: 1rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: rgba(4, 9, 21, 0.45);
}

.mini-flow li {
  display: flex;
  align-items: center;
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.mini-flow li + li::before {
  content: "";
  width: 22px;
  height: 1px;
  margin-inline: 0.5rem;
  background: linear-gradient(90deg, var(--c-line-strong), var(--c-accent));
}

.mini-flow__result {
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(62, 139, 255, 0.15);
  color: var(--c-white) !important;
  font-weight: 700;
}

.product-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-line);
  color: var(--c-gray-300);
}

@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-card--featured,
  .product-card--wide {
    grid-column: 1 / -1;
  }

  .module-chips {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .product-card--featured,
  .product-card--wide {
    grid-column: span 2;
  }
}


/* ==========================================================================
   14. Timeline / Trayectoria
   ========================================================================== */
.timeline {
  --tl-x: 0.5rem;
  position: relative;
  display: grid;
  gap: 2.25rem;
  padding-left: 2.25rem;
}

.timeline::before,
.timeline::after {
  content: "";
  position: absolute;
  left: var(--tl-x);
  top: 0.4rem;
  bottom: 0.4rem;
  width: 1px;
  background: var(--c-line-strong);
}

.timeline::after {
  background: linear-gradient(to bottom, var(--c-accent), var(--c-accent-soft));
  box-shadow: 0 0 10px rgba(62, 139, 255, 0.6);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 2.4s var(--ease);
}

.timeline.is-active::after,
html:not(.js) .timeline::after {
  transform: scaleY(1);
}

.timeline__item {
  position: relative;
  display: grid;
  gap: 0.35rem;
}

.timeline__dot {
  position: absolute;
  left: calc(-2.25rem + var(--tl-x) - 7px);
  top: 0.15rem;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 1px solid var(--c-accent);
  background: var(--c-ink);
}

.section--alt .timeline__dot {
  background: var(--c-navy-950);
}

.timeline__dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--c-accent);
  transform: scale(0);
  transition: transform 0.5s var(--ease) calc(var(--i, 0) * 0.3s + 0.2s);
}

.timeline.is-active .timeline__dot::after,
html:not(.js) .timeline__dot::after {
  transform: scale(1);
}

.timeline__when {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.timeline__title {
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
}

.timeline__text {
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

.timeline__item--now .timeline__dot {
  box-shadow: 0 0 0 6px rgba(62, 139, 255, 0.12), 0 0 18px rgba(62, 139, 255, 0.6);
}

.timeline__item--now .timeline__title {
  color: var(--c-accent-soft);
}

/* Desktop: timeline horizontal */
@media (min-width: 1100px) {
  .timeline--horizontal {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 1.5rem;
    padding-left: 0;
    padding-top: 2.75rem;
  }

  .timeline--horizontal::before,
  .timeline--horizontal::after {
    left: 0;
    right: 0;
    top: 7px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .timeline--horizontal::after {
    background: linear-gradient(to right, var(--c-accent), var(--c-accent-soft));
    transform: scaleX(0);
    transform-origin: left;
  }

  .timeline--horizontal.is-active::after,
  html:not(.js) .timeline--horizontal::after {
    transform: scaleX(1);
  }

  .timeline--horizontal .timeline__dot {
    left: 0;
    top: -2.75rem;
  }

  .timeline--horizontal .timeline__item {
    align-content: start;
  }

  .timeline--horizontal .timeline__when {
    min-height: 2.8em;
  }
}

/* Timeline extendida (página Empresa) */
.timeline--detailed {
  gap: 1.5rem;
}

.timeline--detailed .timeline__item {
  padding: 1.5rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-surface);
}

.timeline--detailed .timeline__dot {
  top: 1.65rem;
}

.timeline--detailed .timeline__title {
  font-size: var(--fs-h3);
}

.timeline--detailed .timeline__text {
  font-size: var(--fs-base);
}

.timeline--detailed .tag-list {
  margin-top: 0.75rem;
}

@media (min-width: 960px) {
  .timeline--detailed {
    --tl-x: 50%;
    padding-left: 0;
    grid-template-columns: 1fr 1fr;
    column-gap: 5rem;
    row-gap: 0;
  }

  .timeline--detailed .timeline__item {
    align-self: start;
    align-content: start;
    margin-bottom: 1.5rem;
  }

  .timeline--detailed .timeline__item:nth-child(odd) {
    grid-column: 1;
  }

  .timeline--detailed .timeline__item:nth-child(even) {
    grid-column: 2;
    margin-top: 3.5rem;
  }

  .timeline--detailed .timeline__item:nth-child(odd) .timeline__dot {
    left: auto;
    right: calc(-2.5rem - 8px);
  }

  .timeline--detailed .timeline__item:nth-child(even) .timeline__dot {
    left: calc(-2.5rem - 7px);
  }
}


/* ==========================================================================
   15. Carrusel de empresas
   ========================================================================== */
.brands-note {
  margin-top: 1rem;
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

.marquee {
  position: relative;
}

/* Sin animación (sin JS o movimiento reducido): grilla centrada dentro del contenedor */
.marquee:not(.is-ready) {
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.marquee__track {
  display: block;
}

.marquee__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

/* Estado animado: lo activa main.js (no se aplica sin JS ni con movimiento reducido) */
.marquee.is-ready {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.marquee.is-ready .marquee__track {
  display: flex;
  width: max-content;
  animation: marquee var(--marquee-duration, 60s) linear infinite;
}

.marquee.is-ready .marquee__list {
  flex-wrap: nowrap;
  gap: 0;
}

.marquee.is-ready .brand {
  margin-inline-end: 0.85rem;
}

.marquee.is-ready:hover .marquee__track,
.marquee.is-ready:focus-within .marquee__track {
  animation-play-state: paused;
}

.marquee--reverse.is-ready .marquee__track {
  animation-direction: reverse;
}

.marquee + .marquee {
  margin-top: 0.85rem;
}

.brand {
  display: flex;
  flex: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-width: 190px;
  height: 108px;
  padding: 1rem 1.75rem;
  border: 1px solid var(--c-gray-100);
  border-radius: var(--radius);
  background: var(--c-gray-50);
  text-align: center;
  transition: border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.brand__name {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--c-gray-500);
  white-space: nowrap;
  transition: color var(--t) var(--ease);
}

.brand__cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7a879c;
}

.brand__logo {
  max-width: 140px;
  max-height: 46px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.7;
  transition: filter var(--t) var(--ease), opacity var(--t) var(--ease);
}

.brand.has-logo .brand__name {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (hover: hover) and (pointer: fine) {
  .brand:hover {
    border-color: var(--c-gray-300);
    background: var(--c-white);
  }

  .brand:hover .brand__name {
    color: var(--c-navy-800);
  }

  .brand:hover .brand__logo {
    filter: grayscale(0);
    opacity: 1;
  }
}

@media (max-width: 639px) {
  .brand {
    min-width: 150px;
    height: 92px;
    padding: 0.85rem 1.25rem;
  }

  .brand__name {
    font-size: 1.1rem;
  }
}


/* ==========================================================================
   16. Contacto y formularios
   ========================================================================== */
.contact {
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 60% at 0% 100%, rgba(44, 107, 234, 0.22), transparent 70%),
    radial-gradient(ellipse 40% 40% at 100% 0%, rgba(22, 48, 97, 0.5), transparent 70%),
    var(--c-ink);
}

.contact__grid {
  display: grid;
  gap: 3rem;
}

.contact__title {
  font-size: clamp(2.4rem, 4.6vw + 1rem, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.contact__intro .lead {
  margin-top: 1.5rem;
}

.contact__intro .check-list {
  margin-top: 2rem;
}

.contact__data {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-line);
}

.contact__data:empty {
  display: none;
}

.form {
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(15, 31, 66, 0.65), rgba(6, 14, 32, 0.8));
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.8);
}

.form__row {
  display: grid;
  gap: 1.15rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field__label {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--c-gray-300);
}

.field__optional {
  font-weight: 400;
  color: var(--c-gray-400);
}

.field__input {
  width: 100%;
  min-height: 52px;
  padding: 0.85rem 1rem;
  border: 1px solid var(--c-line-strong);
  border-radius: 12px;
  background: rgba(4, 9, 21, 0.55);
  color: var(--c-white);
  font-size: 1rem; /* 16px evita el zoom automático en iOS */
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.field__input::placeholder {
  color: #7d8aa3;
}

.field__input:hover {
  border-color: rgba(141, 187, 255, 0.4);
}

.field__input:focus {
  outline: none;
  border-color: var(--c-accent);
  background: rgba(4, 9, 21, 0.8);
  box-shadow: 0 0 0 4px rgba(62, 139, 255, 0.2);
}

textarea.field__input {
  min-height: 150px;
  resize: vertical;
}

.field__input[aria-invalid="true"] {
  border-color: var(--c-error);
}

.field__error {
  min-height: 0;
  font-size: var(--fs-sm);
  color: var(--c-error);
}

.field__error:empty {
  display: none;
}

/* Campo trampa anti-spam: oculto para personas, visible para bots */
.form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__foot {
  display: grid;
  gap: 1rem;
  margin-top: 0.25rem;
}

.form__legal {
  font-size: var(--fs-xs);
  color: var(--c-gray-400);
}

.form__status {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  font-size: var(--fs-sm);
  border: 1px solid var(--c-line-strong);
  background: rgba(62, 139, 255, 0.08);
  color: var(--c-gray-300);
}

.form__status:empty {
  display: none;
}

.form__status[data-state="success"] {
  border-color: rgba(127, 224, 181, 0.4);
  background: rgba(127, 224, 181, 0.08);
  color: var(--c-success);
}

.form__status[data-state="error"] {
  border-color: rgba(255, 138, 148, 0.4);
  background: rgba(255, 138, 148, 0.08);
  color: var(--c-error);
}

.btn[aria-busy="true"] {
  opacity: 0.7;
  pointer-events: none;
}

@media (min-width: 640px) {
  .form__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form__foot {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.contact--page {
  padding-top: calc(var(--header-h) + clamp(2.5rem, 6vw, 4.5rem));
}

@media (min-width: 960px) {
  .contact__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 5rem;
    align-items: start;
  }
}


/* ==========================================================================
   17. Footer
   ========================================================================== */
.site-footer {
  position: relative;
  padding-block: clamp(3.5rem, 7vw, 5rem) 2rem;
  border-top: 1px solid var(--c-line);
  background: var(--c-ink);
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

.site-footer__grid {
  display: grid;
  gap: 2.5rem;
}

.site-footer__brand p {
  max-width: 34ch;
  margin-top: 1rem;
}

.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

.site-footer__title {
  margin-bottom: 1rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-white);
}

.site-footer__links {
  display: grid;
  gap: 0.6rem;
}

.site-footer__links a {
  transition: color var(--t-fast) var(--ease);
}

.site-footer__links a:hover {
  color: var(--c-white);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
  font-size: var(--fs-xs);
}

@media (min-width: 960px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1.6fr;
    gap: 4rem;
  }

  .site-footer__cols {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}


/* ==========================================================================
   18. Páginas internas
   ========================================================================== */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(3.5rem, 8vw, 6.5rem));
  padding-bottom: clamp(3.5rem, 7vw, 5.5rem);
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse 55% 70% at 85% 10%, rgba(29, 63, 128, 0.55), transparent 70%),
    var(--c-ink);
  border-bottom: 1px solid var(--c-line);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(148, 178, 230, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 178, 230, 0.07) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 80% 20%, #000, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 80% at 80% 20%, #000, transparent 75%);
}

.page-hero__inner {
  max-width: 900px;
}

.page-hero__title {
  font-size: clamp(2.3rem, 4.6vw + 1rem, 4.6rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

.page-hero__lead {
  max-width: 680px;
  margin-top: 1.5rem;
  font-size: var(--fs-lg);
  color: var(--c-gray-300);
}

.page-hero .hero__actions {
  margin-top: 2rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--c-line-strong);
}

.breadcrumb a:hover {
  color: var(--c-white);
}

.breadcrumb [aria-current="page"] {
  color: var(--c-gray-300);
}

/* Con subnavegación fija, las anclas necesitan más margen superior */
html:has(.subnav) {
  scroll-padding-top: calc(var(--header-h) + 4.5rem);
}

/* Subnavegación interna (anclas de producto/industria) */
.subnav {
  position: sticky;
  top: var(--header-h);
  z-index: 50;
  border-bottom: 1px solid var(--c-line);
  background: rgba(4, 9, 21, 0.86);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.subnav__list {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  padding-block: 0.65rem;
  scrollbar-width: none;
}

.subnav__list::-webkit-scrollbar {
  display: none;
}

.subnav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  white-space: nowrap;
  color: var(--c-gray-300);
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.subnav__link .icon {
  width: 16px;
  height: 16px;
  color: var(--c-accent);
}

.subnav__link:hover,
.subnav__link.is-current {
  background: rgba(62, 139, 255, 0.12);
  color: var(--c-white);
}

/* Bloque dividido texto + visual */
.split {
  display: grid;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.split__content .lead {
  margin-top: 1.25rem;
}

.split__content .check-list,
.split__content .tag-list {
  margin-top: 1.75rem;
}

.split__subtitle {
  margin-top: 2rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-gray-400);
}

.split__subtitle + .tag-list,
.split__subtitle + .check-list {
  margin-top: 0.9rem;
}

.split__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.split__visual {
  position: relative;
  min-width: 0;
}

@media (min-width: 960px) {
  .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .split--reverse .split__visual {
    order: -1;
  }
}

/* Panel visual genérico (marco para diagramas) */
.visual-panel {
  position: relative;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(44, 107, 234, 0.2), transparent 70%),
    linear-gradient(180deg, rgba(15, 31, 66, 0.6), rgba(6, 14, 32, 0.8));
  overflow: hidden;
}

.visual-panel__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--c-line);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gray-400);
}

.visual-panel__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--c-accent-soft);
}

.visual-panel__art {
  width: 100%;
  height: auto;
  aspect-ratio: 400 / 240;
  color: var(--c-accent);
}

/* Mapa de módulos (HNT Bank) */
.module-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-areas:
    ".  a  ."
    "b  core c"
    "d  .  e";
  gap: 1rem 0.75rem;
  align-items: center;
  padding-block: 0.5rem;
}

.module-map__lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--c-accent);
  pointer-events: none;
}

.module-map__lines path {
  fill: none;
  stroke: currentColor;
  stroke-opacity: 0.4;
  stroke-dasharray: 3 5;
  vector-effect: non-scaling-stroke;
  animation: dash-flow 1.6s linear infinite;
}

.module-map__core {
  grid-area: core;
  position: relative;
  display: grid;
  place-items: center;
  gap: 0.35rem;
  aspect-ratio: 1;
  border-radius: 24px;
  border: 1px solid rgba(62, 139, 255, 0.6);
  background: linear-gradient(145deg, rgba(44, 107, 234, 0.45), rgba(10, 22, 48, 0.9));
  box-shadow: 0 0 40px rgba(62, 139, 255, 0.35);
  text-align: center;
  color: var(--c-white);
  font-weight: 700;
  font-size: var(--fs-sm);
  padding: 0.75rem;
}

.module-map__core .icon {
  width: 30px;
  height: 30px;
}

.module-map .module-chip {
  position: relative;
  justify-content: center;
  background: var(--c-navy-900);
  font-size: var(--fs-xs);
  text-align: center;
}

.module-map .module-chip:nth-of-type(1) { grid-area: a; }
.module-map .module-chip:nth-of-type(2) { grid-area: b; }
.module-map .module-chip:nth-of-type(3) { grid-area: c; }
.module-map .module-chip:nth-of-type(4) { grid-area: d; }
.module-map .module-chip:nth-of-type(5) { grid-area: e; }

@media (min-width: 640px) {
  .module-map .module-chip {
    font-size: var(--fs-sm);
  }
}

/* Flujo vertical configurable (Análisis de riesgo) */
.flow {
  display: grid;
  gap: 0;
}

.flow__step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: rgba(10, 22, 48, 0.75);
}

.flow__step + .flow__step {
  margin-top: 1.4rem;
}

.flow__step + .flow__step::before {
  content: "";
  position: absolute;
  left: calc(1rem + 20px);
  top: calc(-1.4rem - 1px);
  height: 1.4rem;
  width: 1px;
  background: linear-gradient(var(--c-accent), rgba(62, 139, 255, 0.2));
}

.flow__title,
.flow__desc {
  display: block;
}

.flow__title {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--c-white);
}

.flow__desc {
  font-size: var(--fs-xs);
  color: var(--c-gray-400);
}

.flow__step--result {
  border-color: rgba(62, 139, 255, 0.55);
  background: linear-gradient(135deg, rgba(44, 107, 234, 0.3), rgba(10, 22, 48, 0.85));
}

/* Mock de pantalla HMI (decorativo) */
.hmi {
  display: grid;
  gap: 1rem;
}

.hmi__tanks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.hmi__tank {
  display: grid;
  gap: 0.5rem;
  justify-items: center;
  font-size: var(--fs-xs);
  color: var(--c-gray-400);
}

.hmi__vessel {
  position: relative;
  width: 100%;
  max-width: 84px;
  height: 120px;
  border: 1px solid var(--c-line-strong);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(4, 9, 21, 0.6);
}

.hmi__level {
  position: absolute;
  inset: auto 0 0;
  height: var(--level, 50%);
  background: linear-gradient(to top, rgba(44, 107, 234, 0.7), rgba(141, 187, 255, 0.35));
  animation: level-sway 6s var(--ease-in-out) infinite alternate;
}

.hmi__tank:nth-child(2) .hmi__level { animation-delay: -2s; }
.hmi__tank:nth-child(3) .hmi__level { animation-delay: -4s; }

.hmi__status {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.hmi__led {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--c-line);
  font-size: var(--fs-xs);
  color: var(--c-gray-300);
}

.hmi__led::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 8px var(--c-accent);
}

.hmi__led--idle::before {
  background: var(--c-gray-500);
  box-shadow: none;
}

.hmi__trend {
  width: 100%;
  height: 70px;
  color: var(--c-accent);
}

.hmi__trend path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.hmi__trend .hmi__trend-area {
  fill: currentColor;
  fill-opacity: 0.1;
  stroke: none;
}

/* Flujo SMS histórico */
.sms-flow {
  display: grid;
  gap: 0.75rem;
}

.sms-flow__msg {
  max-width: 82%;
  padding: 0.75rem 1rem;
  border-radius: 16px 16px 16px 4px;
  border: 1px solid var(--c-line-strong);
  background: rgba(10, 22, 48, 0.8);
  font-size: var(--fs-sm);
  color: var(--c-gray-300);
}

.sms-flow__msg--out {
  justify-self: end;
  border-radius: 16px 16px 4px 16px;
  border-color: rgba(62, 139, 255, 0.5);
  background: rgba(44, 107, 234, 0.25);
  color: var(--c-white);
}

.sms-flow__meta {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gray-400);
}

/* Grilla genérica de features */
.feature-grid {
  display: grid;
  gap: 1rem;
}

.feature {
  gap: 0.85rem;
}

.feature__title {
  font-size: var(--fs-md);
}

.feature__text {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .feature-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .feature-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Pasos de proceso */
.steps {
  display: grid;
  gap: 1rem;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 1.75rem 1.5rem 1.5rem;
  border-top: 1px solid var(--c-line-strong);
  counter-increment: step;
}

.step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 1rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-accent);
}

.step::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 48px;
  height: 1px;
  background: var(--c-accent);
}

.step__title {
  font-size: var(--fs-md);
}

.step__text {
  margin-top: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--c-gray-400);
}

@media (min-width: 640px) {
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem 2rem;
  }

  .steps--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Comparación de enfoques */
.versus {
  display: grid;
  gap: 1rem;
}

.versus__col {
  gap: 1.25rem;
}

.versus__col--muted {
  background: rgba(255, 255, 255, 0.015);
}

.versus__col--muted .check-list .icon {
  color: var(--c-gray-500);
}

.versus__col--muted .check-list li {
  color: var(--c-gray-400);
}

.versus__col--highlight {
  border-color: rgba(62, 139, 255, 0.45);
  background:
    radial-gradient(ellipse 80% 80% at 100% 0%, rgba(44, 107, 234, 0.25), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
}

@media (min-width: 960px) {
  .versus {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Hitos históricos */
.history-grid {
  display: grid;
  gap: 1rem;
}

.history-card__year {
  font-size: clamp(2.4rem, 3vw + 1rem, 3.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(141, 187, 255, 0.5);
}

.history-card__label {
  align-self: flex-start;
}

@media (min-width: 960px) {
  .history-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Lista de operadoras / países */
.chip-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chip-cloud li {
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-line-strong);
  background: var(--c-surface);
  font-weight: 700;
  color: var(--c-white);
}

/* Banda de llamada a la acción */
.cta-band {
  position: relative;
  display: grid;
  gap: 2rem;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(62, 139, 255, 0.3);
  background:
    radial-gradient(ellipse 60% 120% at 100% 100%, rgba(44, 107, 234, 0.4), transparent 60%),
    linear-gradient(135deg, var(--c-navy-800), var(--c-navy-950));
  overflow: hidden;
}

.cta-band__title {
  font-size: clamp(1.9rem, 3vw + 1rem, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.cta-band__text {
  margin-top: 1rem;
  color: var(--c-gray-300);
}

@media (min-width: 960px) {
  .cta-band {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 4rem;
  }
}

/* Industria: detalle */
.industry-detail + .industry-detail {
  border-top: 1px solid var(--c-line);
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.related a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(62, 139, 255, 0.35);
  background: rgba(62, 139, 255, 0.08);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--c-accent-soft);
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.related a:hover {
  background: rgba(62, 139, 255, 0.18);
  color: var(--c-white);
}

.related .icon {
  width: 16px;
  height: 16px;
}

/* Página 404 */
.error-page {
  display: grid;
  place-items: center;
  min-height: 100svh;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 3rem;
  text-align: center;
}

.error-page__code {
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.06em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(141, 187, 255, 0.5);
}


/* ==========================================================================
   19. Animaciones y reveal
   ========================================================================== */
.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: calc(var(--d, 0) * 90ms);
}

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

.art-flow {
  animation: dash-flow 1.8s linear infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.8); opacity: 0; }
}

@keyframes beam-up {
  0% { top: 100%; opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { top: 0%; opacity: 0; }
}

@keyframes pipeline-run {
  0% { left: 12.5%; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { left: calc(87.5% - 40px); opacity: 0; }
}

@keyframes core-glow {
  0%, 100% { box-shadow: 0 0 0 8px rgba(62, 139, 255, 0.08), 0 0 0 16px rgba(62, 139, 255, 0.04), 0 0 30px rgba(62, 139, 255, 0.4); }
  50% { box-shadow: 0 0 0 10px rgba(62, 139, 255, 0.12), 0 0 0 22px rgba(62, 139, 255, 0.05), 0 0 50px rgba(62, 139, 255, 0.6); }
}

@keyframes marquee {
  to { transform: translate3d(-50%, 0, 0); }
}

@keyframes dash-flow {
  to { stroke-dashoffset: -36; }
}

@keyframes level-sway {
  0% { transform: translateY(0); }
  100% { transform: translateY(12%); }
}


/* ==========================================================================
   20. Utilidades
   ========================================================================== */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.text-center { text-align: center; }


/* ==========================================================================
   21. Movimiento reducido
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }

  .layers__beam,
  .pipeline__pulse {
    display: none;
  }
}