/* ==========================================================================
   MONSUN — ESTILOS PRINCIPALES
   Dirección de diseño: Muy Apple, claridad tipográfica, hairlines y contraste.
   Sin frameworks, sin gradientes, sin sombras excesivas ni efectos decorativos.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TOKENS Y VARIABLES DE DISEÑO (:root)
   Todos los valores cromáticos, radios y métricas provienen exclusivamente de aquí.
   -------------------------------------------------------------------------- */
:root {
  /* Fondos y superficies claras por defecto */
  --bg: #ffffff;
  --bg-alt: #f5f5f7;

  /* Tipografía y tinta (cumple WCAG AAA / AA sobre fondos claros) */
  --ink: #1d1d1f;
  --ink-2: #6e6e73;

  /* Líneas divisorias ultrafinas (hairlines) */
  --line: #d2d2d7;

  /* Acento único: azul de marca Monsun (#005dfd, el punto del logo = "agente activo").
     --accent pinta superficies (botones, barras); --accent-text pinta texto e íconos,
     porque sobre negro el azul de marca no llega a 4.5:1 como texto. */
  --accent: #005dfd;
  --accent-hover: #004ad0;
  --accent-text: #005dfd;
  --on-accent: #ffffff;

  /* Sombra de paneles para modo claro */
  --shadow-panel: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.05);

  /* Radios de curvatura estrictos */
  --r-tile: 22px;     /* Solo superficies grandes: panel demo y bloques de planes */
  --r-pill: 980px;    /* Botones píldora */
  --r-sm: 10px;       /* Componentes menores si aplica */

  /* Métricas de composición y ritmo vertical */
  --nav-height: 52px;
  --max-width: 1080px;
  --max-width-narrow: 760px;
  --container-px: clamp(1.25rem, 5vw, 2.5rem);
}

/* --------------------------------------------------------------------------
   1b. TEMAS CON ALCANCE DE SECCIÓN (.section--light y .section--dark)
   Alternancia blanco y negro estilo páginas de producto de Apple.
   Cada sección redefine sus tokens locales; los componentes hijos
   se adaptan solos sin depender de clases anidadas ni romper el tema global.
   -------------------------------------------------------------------------- */
.section--light {
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --line: #d2d2d7;
  --accent: #005dfd;
  --accent-hover: #004ad0;
  --accent-text: #005dfd;
  --on-accent: #ffffff;
  --shadow-panel: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.05);
  color-scheme: light;
  background-color: var(--bg);
  color: var(--ink);
}

.section--dark {
  --bg: #000000;
  --bg-alt: #161617;
  --ink: #f5f5f7;
  --ink-2: #a1a1a6;
  --line: #2c2c2e;
  --accent: #005dfd;
  --accent-hover: #2a78ff;
  --accent-text: #5c97ff; /* 7.3:1 sobre negro; el #005dfd puro queda en 4:1 */
  --on-accent: #ffffff;
  --shadow-panel: 0 0 0 1px var(--line);
  color-scheme: dark;
  background-color: var(--bg);
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   2. REINICIO TÉCNICO Y SUPERFICIES DEL NAVEGADOR
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  caret-color: var(--accent);
}

body {
  font-family: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1.0625rem; /* 17px */
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--ink);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selección de texto tematizada con el acento activo en cada sección */
::selection {
  background-color: color-mix(in srgb, var(--accent) 24%, transparent);
  color: inherit;
}

/* Indicador de foco accesible y consistente */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Tipografía monoespaciada estricta para SKUs, cantidades y logs del sistema */
.mono {
  font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Números tabulares para precios y datos cuantitativos */
.tabular {
  font-variant-numeric: tabular-nums;
}

/* Textos secundarios y párrafos con límite de lectura ergonómico */
p {
  max-width: 68ch;
}

/* Enlaces base */
a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.18em;
}

/* Enlace accesible para saltar directo al contenido */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1.5rem;
  z-index: 1000;
  padding: 0.75rem 1.25rem;
  background-color: var(--ink);
  color: var(--bg);
  border-radius: var(--r-sm);
  font-weight: 500;
  transition: top 150ms ease;
}

.skip-link:focus {
  top: 1rem;
}

/* Clases para accesibilidad en lectores de pantalla */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   3. TIPOGRAFÍA Y JERARQUÍA (APPLE SPEC)
   -------------------------------------------------------------------------- */
h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.6rem);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.032em;
  text-wrap: balance;
  color: var(--ink);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -0.026em;
  text-wrap: balance;
  color: var(--ink);
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.subtitle-large {
  font-size: clamp(1.3rem, 2.4vw, 1.5rem);
  font-weight: 450;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink-2);
  text-wrap: balance;
}

/* --------------------------------------------------------------------------
   4. ESTRUCTURA Y CONTENEDORES
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding-block: clamp(5rem, 10vw, 9rem);
  position: relative;
}

.section--alt {
  background-color: var(--bg-alt);
}

/* --------------------------------------------------------------------------
   5. BOTONES Y LLAMADOS A LA ACCIÓN (CTAs)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 0.75rem 1.6rem;
  min-height: 44px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--on-accent);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: var(--on-accent);
  text-decoration: none;
}

.btn-pill {
  border-radius: var(--r-pill);
}

.btn:active {
  transform: scale(0.97);
  transition-duration: 100ms;
}

.link-chevron {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--accent-text);
  min-height: 44px;
  transition: color 150ms ease;
}

.link-chevron span {
  display: inline-block;
  transition: transform 150ms ease;
}

.link-chevron:hover {
  color: var(--accent-text);
  text-decoration: underline;
}

.link-chevron:hover span {
  transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   6. HEADER Y NAVEGACIÓN FIJA (52px, TRANSLÚCIDA CON HAIRLINE)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  color: var(--ink);
  transition: background-color 240ms ease, border-bottom-color 240ms ease, color 240ms ease;
}

/* Hairline inferior que aparece únicamente al hacer scroll */
.site-header.nav-scrolled {
  border-bottom-color: var(--line);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* El contenedor .wordmark mantiene un área clicable mínima de 44px de alto (accesibilidad táctil)
   y transmite currentColor al SVG incrustado tanto en tema claro (var(--ink)) como oscuro (#f5f5f7). */
.wordmark {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-block: 0.6875rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
  white-space: nowrap;
  transition: color 240ms ease;
}

.wordmark svg {
  display: block;
  height: 22px;
  width: auto;
}

@media (max-width: 767px) {
  .wordmark svg {
    height: 20px;
  }
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  color: var(--ink);
  opacity: 0.8;
  transition: opacity 150ms ease, color 240ms ease;
}

.nav-link:hover,
.nav-link.is-current,
.nav-link[aria-current="page"] {
  opacity: 1;
}

.nav-link.is-current,
.nav-link[aria-current="page"] {
  font-weight: 500;
}

.nav-cta-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-nav {
  font-size: 0.8125rem;
  padding: 0.4rem 1rem;
  min-height: 32px;
}

/* Botón menú móvil (<768px) */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--ink);
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  transition: color 240ms ease;
}

.menu-toggle-icon {
  width: 20px;
  height: 14px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-toggle-icon span {
  display: block;
  height: 1.5px;
  width: 100%;
  background-color: var(--ink);
  transition: transform 200ms ease, opacity 200ms ease, background-color 240ms ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   6b. ADAPTACIÓN DE LA BARRA DE NAVEGACIÓN SEGÚN TEMA (data-nav-theme)
   Garantiza contraste continuo y legibilidad sobre secciones claras y oscuras.
   -------------------------------------------------------------------------- */
.site-header[data-nav-theme="dark"] {
  background-color: rgba(0, 0, 0, 0.72);
  color: #f5f5f7;
}

.site-header[data-nav-theme="dark"].nav-scrolled {
  border-bottom-color: #2c2c2e;
}

.site-header[data-nav-theme="dark"].nav-compact {
  background-color: rgba(0, 0, 0, 0.88);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.site-header[data-nav-theme="dark"] .wordmark,
.site-header[data-nav-theme="dark"] .nav-link,
.site-header[data-nav-theme="dark"] .menu-toggle {
  color: #f5f5f7;
}

.site-header[data-nav-theme="dark"] .menu-toggle-icon span {
  background-color: #f5f5f7;
}

.site-header[data-nav-theme="dark"] .btn-nav {
  background-color: #005dfd;
  color: #ffffff;
  border-color: transparent;
}

.site-header[data-nav-theme="dark"] .btn-nav:hover {
  background-color: #2a78ff;
  color: #ffffff;
}

.site-header[data-nav-theme="dark"]::after {
  background-color: #005dfd;
}

@media (max-width: 767px) {
  .site-header[data-nav-theme="dark"] .nav-menu-wrapper {
    background-color: #000000;
    border-bottom: 1px solid #2c2c2e;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  }

  .site-header[data-nav-theme="dark"] .nav-menu-wrapper .nav-link {
    color: #f5f5f7;
  }
}

/* --------------------------------------------------------------------------
   7. SECCIÓN 1: HERO (#inicio) Y MIGAS DE PAN (.breadcrumbs)
   -------------------------------------------------------------------------- */
/* Migas de pan visibles en subpáginas encima del H1: 0.8125rem, var(--ink-2) y separador "›" */
.breadcrumbs {
  font-size: 0.8125rem;
  color: var(--ink-2);
  margin-bottom: 0.5rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-2);
}

.breadcrumbs li + li::before {
  content: "›";
  color: var(--ink-2);
}

.breadcrumbs a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color 150ms ease;
}

.breadcrumbs a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.breadcrumbs [aria-current="page"] {
  color: var(--ink-2);
}

.hero {
  padding-top: calc(var(--nav-height) + clamp(4rem, 8vw, 7rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  text-align: center;
  background-color: var(--bg);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.hero-subtitle {
  max-width: 58ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   8. SECCIÓN 2: DEMOSTRACIÓN PROTAGONISTA (#demo)
   Rediseño: Columna izquierda (5fr) NARRATIVA con paso a paso sincronizado.
   Columna derecha (7fr) CONVERSACIÓN única con tarjetas de acción Odoo
   incrustadas en el hilo.
   -------------------------------------------------------------------------- */
.demo-section {
  padding-top: 0;
  padding-bottom: clamp(3.5rem, 6vw, 6rem);
  background-color: var(--bg);
}

.demo-tile {
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-tile);
  padding: clamp(1.5rem, 3.5vw, 3rem);
  max-width: var(--max-width);
  margin-inline: auto;
}

.demo-header {
  text-align: center;
  margin-bottom: 2rem;
}

.demo-header h2 {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  max-width: 24ch;
  margin-inline: auto;
  margin-bottom: 0.5rem;
}

.demo-subtitle {
  font-size: 1.25rem;
  color: var(--ink-2);
  font-weight: 450;
  line-height: 1.4;
  text-wrap: balance;
  margin-inline: auto;
}

/* Escenario: grid de 2 columnas en desktop (≥1024px) */
.demo-stage {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 1024px) {
  .demo-stage {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: 1.5rem;
  }
}

/* ==========================================================================
   A) COLUMNA NARRATIVA (izquierda)
   ========================================================================== */
.demo-narrative {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Contenedor apilado en grid para permitir cross-fade sin CLS */
.demo-narrative-content {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
}

.demo-narrative-step {
  grid-area: 1 / 1;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 240ms cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 240ms cubic-bezier(0.2, 0.8, 0.2, 1),
              visibility 240ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Indicador de paso: "Paso 2 de 4" */
.demo-step-badge {
  font-size: 0.875rem;
  color: var(--ink-2);
  font-weight: 500;
  line-height: 1.2;
}

/* Título grande del paso */
.demo-step-title {
  font-size: clamp(1.75rem, 2.6vw, 2.25rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0;
}

/* Explicación del paso */
.demo-step-desc {
  font-size: 1.125rem;
  color: var(--ink-2);
  line-height: 1.45;
  max-width: 34ch;
  margin: 0;
}

/* Reglas de visibilidad de narrativa por paso activo */
[data-step="1"] .demo-narrative-step[data-step="1"],
[data-step="2"] .demo-narrative-step[data-step="2"],
[data-step="3"] .demo-narrative-step[data-step="3"],
[data-step="4"] .demo-narrative-step[data-step="4"] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* Controles de la demostración: lista de pasos (tablist) y botón de pausa */
.demo-controls {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.demo-tablist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
}

.demo-tab {
  background: none;
  border: none;
  padding: 0.25rem 0;
  cursor: pointer;
  text-align: left;
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  opacity: 0.5;
  transition: opacity 150ms ease;
  font-family: inherit;
  color: var(--ink);
  min-height: 32px;
}

.demo-tab:hover {
  opacity: 0.8;
}

.demo-tab.is-active {
  opacity: 1;
}

/* Barra de progreso vertical de 2px a su izquierda en desktop */
.demo-tab-bar {
  width: 2px;
  height: 20px;
  background-color: var(--line);
  border-radius: 1px;
  overflow: hidden;
  display: block;
  flex-shrink: 0;
}

.demo-tab-fill {
  display: block;
  width: 100%;
  height: 100%;
  background-color: var(--ink);
  transform: scaleY(0);
  transform-origin: top;
}

/* Animación de la barra de progreso vertical en el paso activo */
.demo-tab.is-active.is-running .demo-tab-fill {
  animation: demoProgressVertical var(--step-dur, 4s) linear forwards;
}

@keyframes demoProgressVertical {
  from {
    transform: scaleY(0);
  }
  to {
    transform: scaleY(1);
  }
}

/* Congelar la barra de progreso al pausar */
.demo-tile.is-paused .demo-tab.is-active .demo-tab-fill {
  animation-play-state: paused;
}

.demo-tab-label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.3;
}

/* Botón circular de pausa/reproducir (36px, SVG) */
.demo-playback-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background-color: var(--bg);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color 150ms ease, border-color 150ms ease;
}

.demo-playback-btn:hover {
  background-color: var(--bg-alt);
  border-color: var(--ink-2);
}

.demo-playback-btn .demo-icon-play {
  display: none;
  margin-left: 2px;
}

.demo-tile.is-paused .demo-playback-btn .demo-icon-pause {
  display: none;
}

.demo-tile.is-paused .demo-playback-btn .demo-icon-play {
  display: block;
}

/* ==========================================================================
   B) COLUMNA CONVERSACIÓN (derecha) — UN solo panel
   ========================================================================== */
.demo-convo {
  background-color: var(--bg);
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-panel);
  max-width: 520px;
  width: 100%;
  margin-left: auto;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Cabecera del panel */
.demo-convo-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background-color: var(--bg);
  flex-shrink: 0;
}

.demo-convo-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-2);
  flex-shrink: 0;
}

.demo-convo-header-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.demo-convo-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.demo-convo-status {
  font-size: 0.75rem;
  color: var(--ink-2);
}

/* Cuerpo del panel: altura fija 460px (sin CLS), flex column con justify-content: flex-end */
.demo-convo-body {
  height: 460px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background-color: var(--bg-alt);
  padding: 1.25rem;
  gap: 0.75rem;
  box-sizing: border-box;
}

/* Burbujas del chat */
.chat-bubble {
  padding: 0.75rem 1rem;
  border-radius: 14px;
  max-width: 88%;
  width: fit-content;
  overflow-wrap: break-word;
  border: 1px solid transparent;
}

.chat-bubble--client {
  margin-right: auto;
  border-bottom-left-radius: 4px;
  background-color: var(--bg);
  border-color: var(--line);
  color: var(--ink);
}

.chat-bubble--agent {
  margin-left: auto;
  border-bottom-right-radius: 4px;
  background-color: color-mix(in srgb, var(--accent) 10%, var(--bg));
  border-color: color-mix(in srgb, var(--accent) 22%, transparent);
  color: var(--ink);
}

.chat-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
  font-size: 0.6875rem;
}

.chat-sender {
  font-weight: 600;
  color: var(--ink);
}

.chat-bubble--agent .chat-sender {
  color: var(--accent-text);
}

.chat-time {
  color: var(--ink-2);
}

.chat-text {
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--ink);
}

/* Tarjetas de acción del ERP integradas en el hilo */
.demo-action-card {
  width: 100%;
  box-sizing: border-box;
  background-color: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.875rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.demo-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}

/* Adaptaciones específicas para el panel de conversación en secciones oscuras */
.section--dark .demo-convo-body {
  background-color: var(--bg);
}

.section--dark .chat-bubble--client {
  background-color: #1c1c1e;
  border-color: var(--line);
  color: var(--ink);
}

.section--dark .chat-bubble--agent {
  background-color: color-mix(in srgb, var(--accent) 18%, #000);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--ink);
}

.section--dark .demo-action-card {
  background-color: var(--bg-alt);
  border-color: var(--line);
}

.demo-card-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
}

.demo-card-label svg {
  color: var(--ink-2);
}

.demo-card-label--confirmed svg {
  color: var(--accent-text);
}

.demo-card-time,
.demo-card-ref {
  font-size: 0.75rem;
  color: var(--ink-2);
}

/* Indicador transitorio en paso 2: "Consultando Odoo…" */
.demo-card-loading {
  display: none;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  color: var(--ink-2);
  padding-block: 0.25rem;
}

.demo-typing-dots {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.demo-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--ink-2);
  display: inline-block;
  animation: demoDotPulse 1.2s infinite ease-in-out;
}

.demo-dot:nth-child(2) { animation-delay: 0.2s; }
.demo-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes demoDotPulse {
  0%, 100% {
    opacity: 0.25;
    transform: scale(0.85);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

/* Filas compactas etiqueta / valor de la tarjeta de acción */
.demo-card-rows {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.demo-card-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.4;
}

.demo-card-key {
  color: var(--ink-2);
  font-family: inherit;
  font-weight: 450;
  white-space: nowrap;
}

.demo-card-val {
  color: var(--ink);
  font-weight: 500;
  text-align: right;
}

.demo-card-val--status {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--accent-text);
  font-weight: 600;
}

.demo-card-val--status .demo-check-icon {
  stroke: var(--accent-text);
}

/* ==========================================================================
   FOCO, ENTRADA Y REGLAS EXPLÍCITAS POR PASO (sin :has)
   ========================================================================== */
.demo-convo-item {
  transition: opacity 280ms cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes demoItemFocus {
  0% {
    outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
    outline-offset: 2px;
  }
  100% {
    outline: 2px solid transparent;
    outline-offset: 2px;
  }
}

@keyframes demoItemEnter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- PASO 1 --- */
[data-step="1"] [data-reveal="1"] {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: demoItemEnter 280ms cubic-bezier(0.2, 0.8, 0.2, 1),
             demoItemFocus 1.2s ease-out forwards;
}
[data-step="1"] [data-reveal="2"],
[data-step="1"] [data-reveal="3"],
[data-step="1"] [data-reveal="4"] {
  display: none !important;
}

/* --- PASO 2 --- */
[data-step="2"] [data-reveal="1"] {
  display: block;
  opacity: 0.55;
  transform: translateY(0);
}
[data-step="2"] [data-reveal="2"] {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  animation: demoItemEnter 280ms cubic-bezier(0.2, 0.8, 0.2, 1),
             demoItemFocus 1.2s ease-out forwards;
}
[data-step="2"] [data-reveal="3"],
[data-step="2"] [data-reveal="4"] {
  display: none !important;
}

/* Animación transitoria del paso 2: primeros 700ms loading, luego filas con stagger 60ms */
[data-step="2"] .demo-card-loading {
  display: flex;
  animation: demoLoadingHide 700ms forwards;
}
[data-step="2"] .demo-card-rows .demo-card-row {
  opacity: 0;
  transform: translateY(4px);
  animation: demoRowReveal 240ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}
[data-step="2"] .demo-card-rows .demo-card-row:nth-child(1) { animation-delay: 700ms; }
[data-step="2"] .demo-card-rows .demo-card-row:nth-child(2) { animation-delay: 760ms; }
[data-step="2"] .demo-card-rows .demo-card-row:nth-child(3) { animation-delay: 820ms; }
[data-step="2"] .demo-card-rows .demo-card-row:nth-child(4) { animation-delay: 880ms; }

@keyframes demoLoadingHide {
  0%, 85% {
    opacity: 1;
    height: auto;
    margin: 0;
  }
  100% {
    opacity: 0;
    height: 0;
    margin: 0;
    overflow: hidden;
    display: none;
  }
}

@keyframes demoRowReveal {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- PASO 3 --- */
[data-step="3"] [data-reveal="1"] {
  display: block;
  opacity: 0.55;
  transform: translateY(0);
}
[data-step="3"] [data-reveal="2"] {
  display: flex;
  opacity: 0.55;
  transform: translateY(0);
}
[data-step="3"] [data-reveal="3"] {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: demoItemEnter 280ms cubic-bezier(0.2, 0.8, 0.2, 1),
             demoItemFocus 1.2s ease-out forwards;
}
[data-step="3"] [data-reveal="4"] {
  display: none !important;
}
[data-step="3"] [data-reveal="2"] .demo-card-row,
[data-step="4"] [data-reveal="2"] .demo-card-row {
  opacity: 1;
  transform: none;
  animation: none;
}
[data-step="3"] [data-reveal="2"] .demo-card-loading,
[data-step="4"] [data-reveal="2"] .demo-card-loading {
  display: none;
}

/* --- PASO 4 --- */
[data-step="4"] [data-reveal="1"],
[data-step="4"] [data-reveal="3"] {
  display: block;
  opacity: 0.55;
  transform: translateY(0);
}
[data-step="4"] [data-reveal="2"] {
  display: flex;
  opacity: 0.55;
  transform: translateY(0);
}
[data-step="4"] [data-reveal="4"] {
  opacity: 1;
  transform: translateY(0);
  animation: demoItemEnter 280ms cubic-bezier(0.2, 0.8, 0.2, 1),
             demoItemFocus 1.2s ease-out forwards;
}
[data-step="4"] .chat-bubble[data-reveal="4"] {
  display: block;
}
[data-step="4"] .demo-action-card[data-reveal="4"] {
  display: flex;
}

/* Pie explicativo */
.demo-footer {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--ink-2);
  margin-top: 1.5rem;
}

/* ==========================================================================
   ESTADO SIN JAVASCRIPT (html:not(.js))
   ========================================================================== */
html:not(.js) .demo-narrative-content {
  display: flex !important;
  flex-direction: column !important;
  gap: 2rem !important;
}

html:not(.js) .demo-narrative-step {
  display: flex !important;
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
  pointer-events: auto !important;
}

html:not(.js) .demo-controls {
  display: none !important;
}

html:not(.js) .demo-convo-item {
  display: block !important;
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
  outline: none !important;
}

html:not(.js) .demo-action-card {
  display: flex !important;
}

html:not(.js) .demo-card-loading {
  display: none !important;
}

html:not(.js) .demo-card-row {
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
}

html:not(.js) .demo-convo-body {
  height: auto !important;
  min-height: 460px;
}

/* ==========================================================================
   D) VISTA MÓVIL (<1024px)
   ========================================================================== */
@media (max-width: 1023px) {
  .demo-tile {
    padding: 1.25rem 1rem;
  }

  .demo-header {
    margin-bottom: 1.25rem;
  }

  .demo-subtitle {
    font-size: 1.0625rem;
  }

  .demo-stage {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  /* Usamos display: contents en la narrativa para reordenar sus hijos en el flex container */
  .demo-narrative {
    display: contents;
  }

  .demo-narrative-content {
    order: 1;
    margin-bottom: 0.25rem;
  }

  .demo-convo {
    order: 2;
    max-width: 100%;
  }

  .demo-convo-body {
    height: 420px;
    padding: 1rem;
    gap: 0.65rem;
  }

  .demo-controls {
    order: 3;
    flex-direction: row;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    margin-top: 0.5rem;
  }

  .demo-tablist {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    flex: 1;
    width: auto;
  }

  .demo-tab {
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 0;
    min-height: auto;
  }

  /* Barra de progreso horizontal de 2px en móvil */
  .demo-tab-bar {
    width: 100%;
    height: 2px;
  }

  .demo-tab-fill {
    transform: scaleX(0);
    transform-origin: left;
  }

  .demo-tab.is-active.is-running .demo-tab-fill {
    animation: demoProgressHorizontal var(--step-dur, 4s) linear forwards;
  }

  @keyframes demoProgressHorizontal {
    from {
      transform: scaleX(0);
    }
    to {
      transform: scaleX(1);
    }
  }

  .demo-tab-label {
    font-size: 0.75rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .demo-playback-btn {
    width: 32px;
    height: 32px;
  }
}

/* --------------------------------------------------------------------------
   9. SECCIÓN 3: PROBLEMA (#problema)
   Tres dolores en cuadrícula de 3 columnas separadas por hairlines verticales.
   -------------------------------------------------------------------------- */
.problem-header {
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

.problem-grid {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .problem-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .problem-col {
    padding-inline: 2rem;
    border-left: 1px solid var(--line);
  }

  .problem-col:first-child {
    border-left: none;
    padding-left: 0;
  }

  .problem-col:last-child {
    padding-right: 0;
  }
}

.problem-col h3 {
  margin-bottom: 1rem;
}

.problem-col p {
  color: var(--ink-2);
  line-height: 1.55;
  font-size: 1.0625rem;
}

/* --------------------------------------------------------------------------
   10. SECCIÓN 4: SOLUCIÓN (#solucion)
   Tres pilares en filas alternadas (texto a un lado, visual al otro).
   -------------------------------------------------------------------------- */
.solution-header {
  margin-bottom: clamp(3.5rem, 7vw, 5.5rem);
}

.pillar-row {
  display: grid;
  align-items: center;
  gap: 3rem;
  padding-block: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}

.pillar-row:last-child {
  border-bottom: none;
}

@media (min-width: 768px) {
  .pillar-row {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .pillar-row--reverse .pillar-text {
    order: 2;
  }

  .pillar-row--reverse .pillar-visual {
    order: 1;
  }
}

.pillar-text h3 {
  margin-bottom: 1rem;
}

.pillar-text p {
  font-size: 1.0625rem;
  color: var(--ink-2);
  line-height: 1.55;
  margin-bottom: 1.5rem;
}

/* Visual 1: Diagrama de 3 nodos con hairlines */
.diagram-card {
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

@media (min-width: 480px) {
  .diagram-card {
    flex-direction: row;
    justify-content: center;
    gap: 1rem;
  }
}

.diagram-node {
  background-color: var(--bg);
  border: 1px solid var(--line);
  padding: 0.85rem 1.15rem;
  border-radius: 8px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  min-width: 120px;
}

.diagram-node--agent {
  border-color: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}

.diagram-connector {
  color: var(--ink-2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.diagram-connector svg {
  stroke: var(--ink-2);
}

/* Visual 2: Mini tabla de rotación de inventario con barras de acento */
.inventory-card {
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: clamp(1rem, 3vw, 1.75rem);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.inventory-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.inventory-table th {
  text-align: left;
  padding-bottom: 0.75rem;
  padding-inline: 0.35rem;
  font-weight: 500;
  font-family: var(--font-sans, "Geist", system-ui, sans-serif); /* rótulos en sans: la mono es solo para datos */
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.inventory-table td {
  padding-block: 0.55rem;
  padding-inline: 0.35rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  white-space: nowrap;
}

.inventory-table th:first-child,
.inventory-table td:first-child {
  padding-left: 0;
}

.inventory-table th:last-child,
.inventory-table td:last-child {
  padding-right: 0;
  width: 32%;
}

.inventory-table tr:last-child td {
  border-bottom: none;
}

.priority-bar-track {
  width: 100%;
  min-width: 40px;
  height: 4px;
  background-color: var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.priority-bar-fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: 2px;
}

.inventory-legend {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--ink-2);
  text-align: right;
}

/* Visual 3: Fragmento tipográfico sobrio de la regla de handoff */
.handoff-card {
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.handoff-rule {
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 500;
  line-height: 1.35;
  color: var(--ink);
  letter-spacing: -0.015em;
  margin-bottom: 1rem;
}

.handoff-label {
  font-size: 0.8125rem;
  color: var(--accent-text);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* --------------------------------------------------------------------------
   11. SECCIÓN 5: PLANES Y PRECIOS (#planes)
   Estilo "comparar modelos" de Apple: 3 columnas sobre el mismo fondo,
   separadas por hairlines, sin tarjetas con sombra, sin plan "más popular".
   -------------------------------------------------------------------------- */
.plans-header {
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

.plans-intro {
  margin-top: 1rem;
}

.plan-article {
  display: flex;
  flex-direction: column;
  background-color: transparent;
}

.plans-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: clamp(4rem, 8vw, 6rem);
}

@media (min-width: 860px) {
  .plans-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .plan-article {
    padding-inline: 2.25rem;
    border-left: 1px solid var(--line);
  }

  .plan-article:first-child {
    border-left: none;
    padding-left: 0;
  }

  .plan-article:last-child {
    padding-right: 0;
  }

  @supports (grid-template-rows: subgrid) {
    .plan-article {
      display: grid;
      grid-row: span 9;
      grid-template-rows: subgrid;
      row-gap: 0;
    }
  }
}



.plan-title {
  font-size: 1.65rem;
  line-height: 1.2;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

.plan-category {
  font-size: 1rem;
  font-weight: 400;
  color: var(--ink-2);
  margin-bottom: 0.75rem;
  text-transform: none;
  letter-spacing: 0;
}

.plan-hook {
  font-size: 0.9375rem;
  color: var(--ink-2);
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.plan-price-wrap {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  margin-bottom: 0.5rem;
  min-height: 4.25rem;
}

.price-from {
  display: block;
  font-size: 1rem;
  color: var(--ink-2);
  line-height: 1.4;
  margin-bottom: 0.25rem;
}

.plan-price-row {
  /* Unidad siempre bajo el monto: igual en las tres columnas, sin cortes */
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
}

.price-amount {
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  letter-spacing: -0.025em;
  color: var(--ink);
  line-height: 1.1;
}

.price-unit {
  font-size: 1rem;
  color: var(--ink-2);
  white-space: nowrap;
}

.plan-conditions {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.plan-cta {
  width: 100%;
  margin-bottom: 2rem;
}

.plan-section-heading {
  font-size: 1rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
  margin-bottom: 0.75rem;
}

.plan-block-audience {
  margin-bottom: 2rem;
}

.plan-audience {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.5;
}

.plan-block-features {
  margin-bottom: 2rem;
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--ink);
}

.plan-feature-icon {
  flex-shrink: 0;
  color: var(--accent-text);
  margin-top: 0.2rem;
}

.plan-advantage {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.5;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.plan-advantage-desc {
  color: var(--ink-2);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Tabla comparativa accesible */
.table-container {
  /* Ancla los textos .sr-only (position:absolute) de las celdas: sin esto escapan
     del scroll del contenedor y ensanchan el layout móvil a 626px. */
  position: relative;
  width: 100%;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
  -webkit-overflow-scrolling: touch;
}

.comparison-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.comparison-table caption {
  font-size: 1.25rem;
  font-weight: 600;
  text-align: left;
  margin-bottom: 1.5rem;
  color: var(--ink);
}

.comparison-table th,
.comparison-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.comparison-table thead th {
  font-weight: 600;
  color: var(--ink);
  background-color: transparent;
  font-size: 0.9375rem;
}

.comparison-table tbody th {
  font-weight: 500;
  color: var(--ink);
  width: 34%;
}

.comparison-table td {
  color: var(--ink);
  text-align: center;
  width: 22%;
}

.table-check {
  color: var(--accent-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.table-dash {
  color: var(--ink-2);
  font-weight: 400;
}

/* --------------------------------------------------------------------------
   11b. SECCIÓN 5b: PLATAFORMA DE GESTIÓN INTELIGENTE DE INVENTARIOS (#plataforma-inventarios)
   Layout desktop (≥1024px): 2 columnas (5fr texto | 7fr visual), gap 4rem.
   Panel estilo app en fondo var(--bg), con hairline y tabla de referencias.
   -------------------------------------------------------------------------- */
.inventory-platform-section {
  background-color: var(--bg);
}

.inventory-platform-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .inventory-platform-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
    align-items: start;
  }
}

/* Columna Texto */
.inventory-platform-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.inventory-platform-header h2 {
  margin: 0;
}

/* Etiqueta de estado Beta: texto 0.8125rem, peso 600, hairline acento al 40%, radio 999px */
.inventory-badge-beta {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-text);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  line-height: 1.2;
  white-space: nowrap;
  vertical-align: middle;
}

/* Párrafo de introducción ergonómico (max 46ch, 1.25rem) */
.inventory-intro {
  font-size: 1.25rem;
  color: var(--ink-2);
  max-width: 46ch;
  line-height: 1.45;
  margin-bottom: 2rem;
}

/* Lista de capacidades con hairlines y separación de 1rem */
.inventory-features-list {
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 2rem;
}

.inventory-feature-item {
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.inventory-feature-item:last-child {
  border-bottom: none;
}

.inventory-feature-heading {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
  line-height: 1.3;
}

.inventory-feature-icon {
  flex-shrink: 0;
  color: var(--ink);
}

.inventory-feature-item p {
  font-size: 1rem;
  color: var(--ink-2);
  line-height: 1.5;
  padding-left: 1.625rem;
}

/* Bloque de metadatos (Se conecta con / Para quién es) */
.inventory-meta-block {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-bottom: 2.25rem;
}

.inventory-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.inventory-meta-label {
  font-weight: 600;
  color: var(--ink);
}

.inventory-meta-value {
  color: var(--ink-2);
  margin: 0;
}

.inventory-cta-wrap {
  margin-top: 0.5rem;
}

/* Columna Visual: Panel estilo app en fondo var(--bg) con sombra sutil */
.inventory-panel {
  background-color: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-tile);
  box-shadow: var(--shadow-panel);
  padding: clamp(1.25rem, 3vw, 2rem);
  width: 100%;
  box-sizing: border-box;
}

/* En sección oscura, el panel de producto adopta la superficie interna var(--bg-alt) */
.section--dark .inventory-panel {
  background-color: var(--bg-alt);
}

.inventory-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.inventory-panel-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.inventory-panel-updated {
  font-size: 0.75rem;
  color: var(--ink-2);
}

/* Fila de resumen cuantitativo sin tarjetas decorativas */
.inventory-summary-row {
  display: flex;
  align-items: flex-start;
  gap: 2.5rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.inventory-summary-stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.inventory-summary-label {
  font-size: 0.75rem;
  color: var(--ink-2);
  font-weight: 500;
}

.inventory-summary-num {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
}

/* Tabla accesible de inventario: scroll horizontal en pantallas móviles sin desbordar */
.inventory-table-container {
  position: relative;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-block: 1rem;
}

.inventory-table-app {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 0.8125rem;
  text-align: left;
}

.inventory-table-app th {
  padding-block: 0.75rem;
  padding-inline: 0.5rem;
  font-weight: 600;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.inventory-table-app td {
  padding-block: 0.7rem;
  padding-inline: 0.5rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  white-space: nowrap;
  vertical-align: middle;
}

.inventory-table-app tr:last-child td {
  border-bottom: 1px solid var(--line);
}

.inventory-table-app th:first-child,
.inventory-table-app td:first-child {
  padding-left: 0;
}

.inventory-table-app th:last-child,
.inventory-table-app td:last-child {
  padding-right: 0;
}

.action-reponer {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent-text);
  font-weight: 600;
}

.action-reponer svg {
  color: var(--accent-text);
  flex-shrink: 0;
}

.action-cambio {
  color: var(--ink);
  font-weight: 500;
}

.action-mantener {
  color: var(--ink-2);
  font-weight: 400;
}

/* Mini proyección de demanda en 4 barras verticales limpias */
.inventory-projection-wrap {
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.inventory-projection-heading {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
}

.inventory-projection-chart {
  width: 100%;
}

.inventory-chart-bars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  align-items: end;
}

.inventory-chart-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.inventory-chart-val {
  font-size: 0.75rem;
  color: var(--ink-2);
  line-height: 1;
}

.inventory-chart-track {
  width: 100%;
  max-width: 48px;
  height: 72px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  border-bottom: 1px solid var(--line);
}

.inventory-bar-fill {
  width: 100%;
  background-color: color-mix(in srgb, var(--ink) 85%, transparent);
  border-radius: 4px 4px 0 0;
}

.inventory-chart-lbl {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink-2);
  line-height: 1;
}

.inventory-panel-footer {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--ink-2);
  text-align: right;
}

/* --------------------------------------------------------------------------
   12. SECCIÓN 6: POR QUÉ NOSOTROS (#por-que, SECCIÓN CLARA)
   Adaptada a fondo blanco con tokens estándar: hairlines, diferenciadores
   y fundadores con avatares en fondo var(--bg-alt) e iniciales var(--ink-2).
   -------------------------------------------------------------------------- */
.night-header {
  margin-bottom: clamp(3.5rem, 7vw, 5rem);
}

.diff-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: clamp(4rem, 8vw, 6rem);
}

@media (min-width: 768px) {
  .diff-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .diff-col {
    padding-inline: 2rem;
    border-left: 1px solid var(--line);
  }

  .diff-col:first-child {
    border-left: none;
    padding-left: 0;
  }

  .diff-col:last-child {
    padding-right: 0;
  }
}

.diff-col h3 {
  margin-bottom: 1rem;
}

.diff-col p {
  color: var(--ink-2);
  line-height: 1.55;
  font-size: 1rem;
}

/* Bloque del fundador */
.founder-block {
  border-top: 1px solid var(--line);
  /* Mismo aire arriba y abajo: sin padding inferior, la línea del bloque siguiente
     quedaba casi pegada a la bio de Felipe. */
  padding-block: clamp(2.5rem, 5vw, 4rem);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: flex-start;
}

@media (min-width: 640px) {
  .founder-block {
    flex-direction: row;
    gap: 3rem;
    align-items: center;
  }
}

.founder-avatar {
  width: 160px;
  height: 160px;
  flex-shrink: 0;
  overflow: hidden; /* recorta la foto al radio del contenedor */
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--ink-2);
  letter-spacing: -0.02em;
}

.founder-avatar img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-block:last-child {
  padding-bottom: 0;
}

.founder-info h3 {
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}

.founder-role {
  font-size: 0.9375rem;
  color: var(--accent-text);
  font-weight: 500;
  margin-bottom: 1rem;
}

.founder-bio {
  color: var(--ink-2);
  line-height: 1.55;
  font-size: 0.9375rem;
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   13. SECCIÓN 7: CASOS (#casos)
   Filas editoriales separadas por hairlines, nombre grande a la izq.
   -------------------------------------------------------------------------- */
.cases-header {
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

.cases-intro {
  margin-top: 0.75rem;
}

.cases-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
  margin-bottom: clamp(4rem, 7vw, 5.5rem);
}

.case-row {
  display: grid;
  gap: 1rem;
  padding-block: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}

@media (min-width: 768px) {
  .case-row {
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: baseline;
  }
}

.case-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.case-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.case-subtext {
  font-size: 0.9375rem;
  color: var(--ink-2);
}

.case-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.case-desc {
  font-size: 1.125rem;
  line-height: 1.55;
  color: var(--ink);
}

.case-stat-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.case-stat-num {
  font-size: clamp(2.5rem, 4.5vw, 3.5rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}

.case-stat-label {
  font-size: 0.875rem;
  color: var(--ink-2);
  font-weight: 500;
}

/* Bloque aparte de la otra línea de servicio */
.rotation-service-block {
  background-color: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: clamp(2rem, 4vw, 3rem);
}

.rotation-service-block h3 {
  margin-bottom: 0.75rem;
}

.rotation-service-block p {
  font-size: 1.0625rem;
  color: var(--ink-2);
  line-height: 1.55;
}

.rotation-service-block p + p {
  margin-top: 0.5rem;
}

.rotation-service-block a {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  font-weight: 500;
  transition: color 150ms ease;
}

.rotation-service-block a:hover {
  color: var(--accent-text);
}

/* --------------------------------------------------------------------------
   14. SECCIÓN 8: PREGUNTAS FRECUENTES (#preguntas)
   Usa <details>/<summary> nativos accesibles, con rotación 180° en chevron.
   -------------------------------------------------------------------------- */
.faq-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.faq-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1.5rem;
  cursor: pointer;
  list-style: none;
  font-size: 1.125rem;
  font-weight: 550;
  letter-spacing: -0.01em;
  color: var(--ink);
  min-height: 44px;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary:hover {
  color: var(--accent-text);
}

.faq-icon {
  flex-shrink: 0;
  color: var(--ink-2);
  transition: transform 200ms ease;
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  padding-bottom: 1.5rem;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink-2);
}

/* --------------------------------------------------------------------------
   15. SECCIÓN 9: CIERRE Y CONTACTO (#contacto)
   -------------------------------------------------------------------------- */
.contact-section {
  text-align: center;
  background-color: var(--bg);
}

.contact-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   16. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding-block: 4rem 3rem;
  font-size: 0.8125rem;
  color: var(--ink-2);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex-shrink: 0;
}

/* En el pie el contenedor general usa var(--ink-2); forzamos var(--ink) en el logo SVG */
.footer-brand .wordmark {
  font-size: 1rem;
  color: var(--ink);
  align-self: flex-start;
}

.footer-slogan {
  color: var(--ink-2);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.75rem;
  list-style: none;
  max-width: 640px;
}

.footer-link {
  color: var(--ink-2);
  transition: color 150ms ease;
}

.footer-link:hover {
  color: var(--ink);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-meta {
  display: flex;
  gap: 1.5rem;
}

.footer-llms {
  color: var(--ink-2);
  text-decoration: underline;
}

.footer-llms:hover {
  color: var(--accent-text);
}

/* --------------------------------------------------------------------------
   17. MENÚ MÓVIL DESPLEGABLE (<768px)
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  .menu-toggle {
    display: flex;
  }

  .nav-menu-wrapper {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 2rem var(--container-px);
    display: none;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  }

  .nav-menu-wrapper.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  .nav-link {
    font-size: 1.15rem;
    font-weight: 500;
  }

  .header-cta-desktop {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   18. PREFERENCIAS DEL USUARIO Y ACCESIBILIDAD
   -------------------------------------------------------------------------- */
/* Respeto estricto a prefers-reduced-transparency */
@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background-color: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header[data-nav-theme="dark"] {
    background-color: #000000;
  }

  .site-header[data-nav-theme="light"] {
    background-color: #ffffff;
  }
}

/* Respeto estricto a prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .btn:active {
    transform: none !important;
  }

  .demo-narrative-step,
  .demo-convo-item,
  .demo-tab-fill,
  .demo-card-row {
    transition: opacity 0.01ms !important;
    animation: none !important;
    transform: none !important;
  }

  .demo-card-loading {
    display: none !important;
  }

  /* Con reduced motion todo el hilo está visible y sin atenuar en el paso 4 */
  [data-step="4"] .demo-convo-item {
    opacity: 1 !important;
    outline: none !important;
  }

  .faq-icon {
    transition: none !important;
  }
}

/* Ajuste de impresión limpia */
@media print {
  .site-header,
  .hero-actions,
  .plan-cta,
  .contact-actions {
    display: none !important;
  }

  body {
    background-color: #ffffff !important;
    color: #000000 !important;
  }

  .section {
    padding-block: 2rem !important;
  }
}

/* Con reduced motion las filas del paso 2 no reciben la animación que las revela,
   así que se quedaban en opacity 0: se muestran directamente. */
@media (prefers-reduced-motion: reduce) {
  [data-step="2"] .demo-card-rows .demo-card-row {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Los mensajes antiguos suben y se cortan bajo la cabecera: un desvanecido arriba
   hace que se lea como el scroll de un chat real y no como un recorte. */
.demo-convo-body {
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 48px);
  mask-image: linear-gradient(to bottom, transparent 0, #000 48px);
}

/* En móvil "Escribió en Odoo" y "Cotización S00482" se tocaban: aire y salto de línea. */
.demo-card-top {
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* La Vasca tiene dos cifras reales (volumen y conversión): van lado a lado y bajan
   una debajo de la otra cuando no caben. Cuando hay 3 o más cifras (Amortiautos) o
   se usa .case-stats--grid, pasa a cuadrícula de 2 columnas en móvil (375px sin scroll
   horizontal) y 3 cifras en fila en escritorio. */
.case-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2.5rem;
}

.case-stats:has(.case-stat-wrap:nth-child(3)),
.case-stats--grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 1rem;
}

.case-stats:has(.case-stat-wrap:nth-child(3)) .case-stat-wrap,
.case-stats--grid .case-stat-wrap {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  min-width: 0;
}

.case-stats:has(.case-stat-wrap:nth-child(3)) .case-stat-num,
.case-stats--grid .case-stat-num {
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .case-stats:has(.case-stat-wrap:nth-child(3)),
  .case-stats--grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem 1.5rem;
  }
}

/* Línea pequeña de período bajo las cifras de un caso */
.case-period {
  font-size: 0.8125rem;
  color: var(--ink-2);
  line-height: 1.45;
}


/* ==========================================================================
   19. TAREA G: EFECTOS DE SCROLL Y REVELADOS DINÁMICOS (ESTILO APPLE)
   Sin librerías externas. Basado en CSS Scroll-Driven Animations (@supports)
   y un único IntersectionObserver compartido para revelados únicos.
   Garantiza visibilidad por defecto sin JS y con prefers-reduced-motion: reduce.
   ========================================================================== */

/* --------------------------------------------------------------------------
   SECCIÓN J: BARRA DE NAVEGACIÓN
   - Barra de progreso de lectura (2px, var(--accent)) pegada al borde inferior
     que crece de 0 a 100% con el scroll del documento usando scroll(root).
   - Compactado visual tras 80px de scroll (solo fondo/sombra; layout fijo a 52px).
   -------------------------------------------------------------------------- */
@supports (animation-timeline: scroll()) {
  @media (prefers-reduced-motion: no-preference) {
    /* Barra de progreso de lectura fijada al borde inferior del header */
    .site-header::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--accent);
      transform-origin: left;
      transform: scaleX(0);
      animation: navReadingProgress linear both;
      animation-timeline: scroll(root);
      pointer-events: none;
      z-index: 102;
    }

    @keyframes navReadingProgress {
      from {
        transform: scaleX(0);
      }
      to {
        transform: scaleX(1);
      }
    }
  }
}

/* Compactado visual tras 80px de scroll: aumenta opacidad de fondo y añade sombra
   sin cambiar la altura del elemento para evitar CLS en la navegación */
.site-header.nav-compact {
  background-color: rgba(255, 255, 255, 0.88);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

/* --------------------------------------------------------------------------
   SECCIÓN A: HERO (#inicio)
   - Al cargar: H1, subtítulo y CTAs entran con translateY(12px → 0) escalonado.
     Visibles desde el primer frame (sin alterar opacidad para proteger el LCP).
   - Al hacer scroll: el contenido sube ligeramente más lento que el scroll (-8%)
     y atenúa su opacidad a .35 mediante scroll-driven view() en la salida.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  html.js #hero-title {
    animation: heroEntrance 700ms cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  html.js .hero-subtitle {
    animation: heroEntrance 700ms cubic-bezier(0.16, 1, 0.3, 1) 80ms both;
  }

  html.js .hero-actions {
    animation: heroEntrance 700ms cubic-bezier(0.16, 1, 0.3, 1) 160ms both;
  }
}

@keyframes heroEntrance {
  from {
    transform: translateY(12px);
  }
  to {
    transform: translateY(0);
  }
}

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    /* Efecto de profundidad Apple: movimiento parallax inverso y desvanecimiento progresivo */
    .hero-content {
      animation: heroScrollDepth linear both;
      animation-timeline: view();
      animation-range: exit 0% exit 100%;
    }
  }
}

@keyframes heroScrollDepth {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(-8%);
    opacity: 0.35;
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN B: DEMOSTRACIÓN (#demo)
   - El panel .demo-tile "sube y crece" al entrar en vista (scale .94 → 1, translateY 40px → 0
     y radio de 32px a 22px). Ligado a scroll con view() en @supports; fallback .is-in.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  /* Fallback con transición suave de 900ms activada por IntersectionObserver */
  html.js .demo-tile {
    transform-origin: center top;
    transform: scale(0.94) translateY(40px);
    border-radius: 32px;
    transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1),
                border-radius 900ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .demo-tile.is-in {
    transform: scale(1) translateY(0);
    border-radius: var(--r-tile);
  }
}

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    /* Animación continua vinculada al avance del scroll en el viewport */
    html.js .demo-tile {
      transition: none;
      animation: demoTileGrow linear both;
      animation-timeline: view();
      animation-range: entry 0% cover 35%;
    }
  }
}

@keyframes demoTileGrow {
  from {
    transform: scale(0.94) translateY(40px);
    border-radius: 32px;
  }
  to {
    transform: scale(1) translateY(0);
    border-radius: var(--r-tile);
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN C: PROBLEMA (#problema)
   - H2 revelado mediante máscara clip-path vertical + translateY(20px → 0).
   - Columnas escalonadas (90ms) y hairlines verticales dibujadas de arriba hacia abajo.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  /* Revelado con máscara en H2 */
  html.js #problem-title {
    clip-path: inset(0 0 100% 0);
    transform: translateY(20px);
    transition: clip-path 800ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Se observa .problem-header y no el H2: Chrome aplica el clip-path del propio
     objetivo al calcular la intersección y un H2 recortado al 100% nunca "entraba". */
  html.js .problem-header.is-in #problem-title {
    clip-path: inset(0 0 0 0);
    transform: translateY(0);
  }

  /* Entrada escalonada de las tres columnas de dolores */
  html.js .problem-col {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .problem-grid.is-in .problem-col:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0ms;
  }

  html.js .problem-grid.is-in .problem-col:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 90ms;
  }

  html.js .problem-grid.is-in .problem-col:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 180ms;
  }
}

/* Hairline vertical dinámica entre columnas en pantallas desktop */
@media (min-width: 768px) {
  .problem-col {
    border-left: none; /* Reemplaza el borde estático por pseudo-elemento animable */
    position: relative;
  }

  .problem-col::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 1px;
    background-color: var(--line);
    transform-origin: top;
    transform: scaleY(1);
  }

  .problem-col:first-child::before {
    display: none;
  }

  @media (prefers-reduced-motion: no-preference) {
    html.js .problem-col::before {
      transform: scaleY(0);
      transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
    }

    /* Se dibujan inmediatamente después de la entrada del texto */
    html.js .problem-grid.is-in .problem-col:nth-child(2)::before {
      transform: scaleY(1);
      transition-delay: 260ms;
    }

    html.js .problem-grid.is-in .problem-col:nth-child(3)::before {
      transform: scaleY(1);
      transition-delay: 350ms;
    }
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN D: SOLUCIÓN (#solucion)
   - Filas de pilares: texto y visual entran desde lados opuestos de forma alternada.
   - Diagrama: nodos en secuencia (120ms) y conectores dibujados después.
   - Inventario: barras de prioridad crecen de 0 a 100% (scaleX) escalonadas 80ms.
   - Handoff: regla revelada de izquierda a derecha con máscara horizontal clip-path (900ms).
   -------------------------------------------------------------------------- */
#solucion {
  overflow-x: clip; /* Previene scroll horizontal ante cualquier desplazamiento lateral */
}

@media (prefers-reduced-motion: no-preference) {
  html.js .pillar-text,
  html.js .pillar-visual {
    opacity: 0;
    transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Vista móvil: desplazamiento vertical seguro */
  @media (max-width: 767px) {
    html.js .pillar-text {
      transform: translateY(20px);
    }
    html.js .pillar-visual {
      transform: translateY(20px) scale(0.97);
    }
  }

  /* Vista de escritorio: entrada lateral bidireccional respetando el orden visual */
  @media (min-width: 768px) {
    /* Filas 1 y 3 (normal): texto a la izquierda, visual a la derecha */
    html.js .pillar-row:not(.pillar-row--reverse) .pillar-text {
      transform: translateX(-24px);
    }
    html.js .pillar-row:not(.pillar-row--reverse) .pillar-visual {
      transform: translateX(24px) scale(0.97);
    }

    /* Fila 2 (reverse): visual a la izquierda, texto a la derecha */
    html.js .pillar-row--reverse .pillar-text {
      transform: translateX(24px);
    }
    html.js .pillar-row--reverse .pillar-visual {
      transform: translateX(-24px) scale(0.97);
    }
  }

  html.js .pillar-row.is-in .pillar-text,
  html.js .pillar-row.is-in .pillar-visual {
    opacity: 1;
    transform: none;
  }

  /* Pilar 1: Nodos y conectores del diagrama */
  html.js .diagram-node {
    opacity: 0;
    transform: scale(0.94);
    transition: opacity 500ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .diagram-connector {
    opacity: 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: opacity 400ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .pillar-row.is-in .diagram-node:nth-child(1) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 100ms;
  }

  html.js .pillar-row.is-in .diagram-node:nth-child(3) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 220ms; /* +120ms */
  }

  html.js .pillar-row.is-in .diagram-node:nth-child(5) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 340ms; /* +120ms */
  }

  html.js .pillar-row.is-in .diagram-connector {
    opacity: 1;
    transform: scaleX(1);
    transition-delay: 460ms; /* Conectores dibujados tras los 3 nodos */
  }

  /* Pilar 2: Crecimiento de barras de prioridad en inventario */
  html.js .priority-bar-fill {
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .pillar-row.is-in .inventory-table tbody tr:nth-child(1) .priority-bar-fill {
    transform: scaleX(1);
    transition-delay: 150ms;
  }
  html.js .pillar-row.is-in .inventory-table tbody tr:nth-child(2) .priority-bar-fill {
    transform: scaleX(1);
    transition-delay: 230ms; /* +80ms */
  }
  html.js .pillar-row.is-in .inventory-table tbody tr:nth-child(3) .priority-bar-fill {
    transform: scaleX(1);
    transition-delay: 310ms; /* +80ms */
  }
  html.js .pillar-row.is-in .inventory-table tbody tr:nth-child(4) .priority-bar-fill {
    transform: scaleX(1);
    transition-delay: 390ms; /* +80ms */
  }
  html.js .pillar-row.is-in .inventory-table tbody tr:nth-child(5) .priority-bar-fill {
    transform: scaleX(1);
    transition-delay: 470ms; /* +80ms */
  }

  /* Pilar 3: Revelado de regla de handoff con máscara horizontal de izq a der (900ms) */
  html.js .handoff-rule {
    clip-path: inset(0 100% 0 0);
    transition: clip-path 900ms cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: 200ms;
  }

  html.js .pillar-row.is-in .handoff-rule {
    clip-path: inset(0 0 0 0);
  }

  html.js .handoff-label {
    opacity: 0;
    transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: 600ms;
  }

  html.js .pillar-row.is-in .handoff-label {
    opacity: 1;
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN E: PLANES Y PRECIOS (#planes)
   - Columnas de planes escalonadas (80ms) con translateY(32px → 0).
   - Cascada interna de características (50ms) y trazo animado de checks SVG (stroke-dashoffset).
   - Filas de la tabla comparativa en cascada sutil (40ms, translateY 6px).
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  html.js .plan-article {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .plans-grid.is-in .plan-article:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0ms;
  }

  html.js .plans-grid.is-in .plan-article:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 80ms;
  }

  html.js .plans-grid.is-in .plan-article:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 160ms;
  }

  /* Cascada de ítems de características con micro-desplazamiento vertical */
  html.js .plan-feature-item {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 500ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Plan 1 */
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 200ms; }
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 250ms; }
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 300ms; }

  /* Plan 2 */
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 280ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 330ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 380ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 430ms; }

  /* Plan 3 */
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 360ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 410ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 460ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 510ms; }

  /* Trazo animado de checks SVG en cada ítem */
  html.js .plan-feature-icon polyline {
    stroke-dasharray: 24;
    stroke-dashoffset: 24;
    transition: stroke-dashoffset 400ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Plan 1 checks */
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(1) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 220ms; }
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(2) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 270ms; }
  html.js .plans-grid.is-in #plan-omnicanal .plan-feature-item:nth-child(3) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 320ms; }

  /* Plan 2 checks */
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(1) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 300ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(2) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 350ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(3) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 400ms; }
  html.js .plans-grid.is-in #plan-tiempo-real .plan-feature-item:nth-child(4) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 450ms; }

  /* Plan 3 checks */
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(1) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 380ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(2) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 430ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(3) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 480ms; }
  html.js .plans-grid.is-in #plan-360 .plan-feature-item:nth-child(4) .plan-feature-icon polyline { stroke-dashoffset: 0; transition-delay: 530ms; }

  /* Tabla comparativa: filas en cascada muy sutil de 40ms */
  html.js .comparison-table tbody tr {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 450ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 450ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .table-container.is-in .comparison-table tbody tr {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .table-container.is-in .comparison-table tbody tr:nth-child(1) { transition-delay: 0ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(2) { transition-delay: 40ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(3) { transition-delay: 80ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(4) { transition-delay: 120ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(5) { transition-delay: 160ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(6) { transition-delay: 200ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(7) { transition-delay: 240ms; }
  html.js .table-container.is-in .comparison-table tbody tr:nth-child(8) { transition-delay: 280ms; }

  /* --------------------------------------------------------------------------
     SECCIÓN E2: PLATAFORMA DE INVENTARIOS (#plataforma-inventarios)
     - Panel visual entra con un leve "levantar": translateY(32px→0) + scale(.98→1), 900ms.
     - Filas de la tabla aparecen en cascada (60ms).
     - Barras de proyección crecen desde la base (scaleY(0)→1, transform-origin bottom)
       escalonadas 80ms tras la tabla.
     - Lista de capacidades en cascada (70ms) con translateY(12px→0).
     -------------------------------------------------------------------------- */
  html.js .inventory-panel {
    opacity: 0;
    transform: translateY(32px) scale(0.98);
    transition: opacity 900ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .inventory-panel.is-in {
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  /* Filas de la tabla en cascada (60ms) */
  html.js .inventory-table-app tbody tr {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 450ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 450ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .inventory-panel.is-in .inventory-table-app tbody tr {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .inventory-panel.is-in .inventory-table-app tbody tr:nth-child(1) { transition-delay: 80ms; }
  html.js .inventory-panel.is-in .inventory-table-app tbody tr:nth-child(2) { transition-delay: 140ms; }
  html.js .inventory-panel.is-in .inventory-table-app tbody tr:nth-child(3) { transition-delay: 200ms; }
  html.js .inventory-panel.is-in .inventory-table-app tbody tr:nth-child(4) { transition-delay: 260ms; }
  html.js .inventory-panel.is-in .inventory-table-app tbody tr:nth-child(5) { transition-delay: 320ms; }

  /* Barras de proyección: crecen desde la base escalonadas 80ms tras la tabla */
  html.js .inventory-bar-fill {
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 550ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .inventory-panel.is-in .inventory-chart-col:nth-child(1) .inventory-bar-fill {
    transform: scaleY(1);
    transition-delay: 400ms; /* Tras la tabla (320ms + 80ms) */
  }
  html.js .inventory-panel.is-in .inventory-chart-col:nth-child(2) .inventory-bar-fill {
    transform: scaleY(1);
    transition-delay: 480ms; /* +80ms */
  }
  html.js .inventory-panel.is-in .inventory-chart-col:nth-child(3) .inventory-bar-fill {
    transform: scaleY(1);
    transition-delay: 560ms; /* +80ms */
  }
  html.js .inventory-panel.is-in .inventory-chart-col:nth-child(4) .inventory-bar-fill {
    transform: scaleY(1);
    transition-delay: 640ms; /* +80ms */
  }

  /* Lista de capacidades en cascada (70ms) con translateY(12px→0) */
  html.js .inventory-feature-item {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 550ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 550ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .inventory-features-list.is-in .inventory-feature-item {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .inventory-features-list.is-in .inventory-feature-item:nth-child(1) { transition-delay: 0ms; }
  html.js .inventory-features-list.is-in .inventory-feature-item:nth-child(2) { transition-delay: 70ms; }
  html.js .inventory-features-list.is-in .inventory-feature-item:nth-child(3) { transition-delay: 140ms; }
  html.js .inventory-features-list.is-in .inventory-feature-item:nth-child(4) { transition-delay: 210ms; }
}

/* --------------------------------------------------------------------------
   SECCIÓN F: POR QUÉ NOSOTROS (#por-que, SECCIÓN CLARA)
   - Diferenciadores escalonados y bloques de fundadores uno tras otro (Andrés y Juan Pablo).
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: no-preference) {
  html.js .night-header {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .night-header.is-in {
    opacity: 1;
    transform: translateY(0);
  }

  /* Diferenciadores escalonados */
  html.js .diff-col {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .diff-grid.is-in .diff-col:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0ms;
  }

  html.js .diff-grid.is-in .diff-col:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 80ms;
  }

  html.js .diff-grid.is-in .diff-col:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 160ms;
  }

  /* Bloques de fundadores: Andrés primero, luego Juan Pablo */
  html.js .founder-avatar {
    transform: scale(0.9);
    opacity: 0;
    transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1),
                opacity 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .founder-info {
    transform: translateY(16px);
    opacity: 0;
    transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Andrés Peláez (primer bloque) */
  html.js .founder-block.is-in .founder-avatar {
    transform: scale(1);
    opacity: 1;
    transition-delay: 0ms;
  }

  html.js .founder-block.is-in .founder-info {
    transform: translateY(0);
    opacity: 1;
    transition-delay: 80ms;
  }

  /* Juan Pablo Peña (segundo bloque) */
  html.js .founder-block + .founder-block.is-in .founder-avatar {
    transition-delay: 160ms;
  }

  html.js .founder-block + .founder-block.is-in .founder-info {
    transition-delay: 240ms;
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN G: CASOS (#casos)
   - Hairline superior dibujada de izquierda a derecha (scaleX 0 → 1).
   - Contenido entra tras la línea con translateY(16px → 0).
   -------------------------------------------------------------------------- */
.cases-list {
  border-top: none; /* Reemplazado por el pseudo-elemento dinámico de cada caso */
}

.case-row {
  border-bottom: none;
  position: relative;
}

.case-row::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--line);
  transform-origin: left;
  transform: scaleX(1);
}

.cases-list::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  background-color: var(--line);
}

@media (prefers-reduced-motion: no-preference) {
  html.js .case-row::before {
    transform: scaleX(0);
    transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .case-row.is-in::before {
    transform: scaleX(1);
  }

  html.js .case-meta,
  html.js .case-body {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .case-row.is-in .case-meta {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 160ms; /* Entra una vez comenzado el trazo */
  }

  html.js .case-row.is-in .case-body {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 240ms;
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN H: PREGUNTAS FRECUENTES (#preguntas)
   - Cascada vertical de los items <details> (50ms, translateY 12px → 0).
   - Despliegue suave al abrir la respuesta con opacity y translateY(-4px → 0) en 260ms.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  html.js .faq-item {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 550ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 550ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js .faq-list.is-in .faq-item {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .faq-list.is-in .faq-item:nth-child(1) { transition-delay: 0ms; }
  html.js .faq-list.is-in .faq-item:nth-child(2) { transition-delay: 50ms; }
  html.js .faq-list.is-in .faq-item:nth-child(3) { transition-delay: 100ms; }
  html.js .faq-list.is-in .faq-item:nth-child(4) { transition-delay: 150ms; }
  html.js .faq-list.is-in .faq-item:nth-child(5) { transition-delay: 200ms; }
  html.js .faq-list.is-in .faq-item:nth-child(6) { transition-delay: 250ms; }
  html.js .faq-list.is-in .faq-item:nth-child(7) { transition-delay: 300ms; }
  html.js .faq-list.is-in .faq-item:nth-child(8) { transition-delay: 350ms; }
  html.js .faq-list.is-in .faq-item:nth-child(9) { transition-delay: 400ms; }
  html.js .faq-list.is-in .faq-item:nth-child(10) { transition-delay: 450ms; }

  /* Despliegue suave al abrir la respuesta sin animar height (cero CLS) */
  .faq-item[open] .faq-content {
    animation: faqOpenSmooth 260ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
}

@keyframes faqOpenSmooth {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   SECCIÓN I: CIERRE Y CONTACTO (#contacto)
   - H2 revelado palabra por palabra con máscara individual (overflow: hidden),
     animando translateY(100% → 0) con escalonamiento de 60ms.
   -------------------------------------------------------------------------- */
.word-mask {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  /* Sin margen: el espacio real entre spans ya separa las palabras (antes quedaba doble) */
}


@media (prefers-reduced-motion: no-preference) {
  html.js .word-inner {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
    transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1),
                opacity 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.js #contact-title.is-in .word-inner {
    transform: translateY(0);
    opacity: 1;
  }
}

/* --------------------------------------------------------------------------
   SOBREESCRITURA ACCESIBLE PARA prefers-reduced-motion: reduce (Principio 5)
   Garantiza que ningún elemento quede oculto, sin transforms, sin parallax,
   sin fondos animados; diseño completamente estático y visible.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html.js #hero-title,
  html.js .hero-subtitle,
  html.js .hero-actions,
  html.js .hero-content,
  html.js .demo-tile,
  html.js #problem-title,
  html.js .problem-col,
  html.js .problem-col::before,
  html.js .pillar-text,
  html.js .pillar-visual,
  html.js .diagram-node,
  html.js .diagram-connector,
  html.js .priority-bar-fill,
  html.js .handoff-rule,
  html.js .handoff-label,
  html.js .plan-article,
  html.js .plan-feature-item,
  html.js .plan-feature-icon polyline,
  html.js .comparison-table tbody tr,
  html.js .night-header,
  html.js .diff-col,
  html.js .founder-avatar,
  html.js .founder-info,
  html.js .case-row::before,
  html.js .case-meta,
  html.js .case-body,
  html.js .inventory-panel,
  html.js .inventory-table-app tbody tr,
  html.js .inventory-bar-fill,
  html.js .inventory-feature-item,
  html.js .faq-item,
  html.js .word-inner,
  .site-header::after {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
    clip-path: none !important;
    stroke-dashoffset: 0 !important;
  }
}

/* Plataforma de inventarios: cabecera a todo el ancho y panel fijo al hacer scroll,
   para que el título no se parta en cinco líneas y la columna de texto no deje el
   panel flotando solo arriba. */
.inventory-platform-lead {
  max-width: 52rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.inventory-platform-lead .inventory-intro {
  max-width: 46ch;
}
@media (min-width: 1024px) {
  .inventory-platform-grid {
    align-items: start;
  }
  .inventory-platform-grid > :last-child {
    position: sticky;
    top: 96px;
  }
}

/* Sobre negro, barras al 85% de --ink eran bloques blancos que pesaban más que la tabla.
   En el tema oscuro van en gris medio; la última semana proyectada se queda en acento. */
.section--dark .inventory-bar-fill {
  background-color: color-mix(in srgb, var(--ink) 38%, transparent);
}

/* ==========================================================================
   20. SUBPÁGINAS: HERO ALINEADO A LA IZQUIERDA Y REUTILIZACIÓN DE COMPONENTES
   Reutiliza exclusivamente los tokens de :root y .section--light / .section--dark.
   ========================================================================== */
.hero--subpage {
  padding-block: clamp(4rem, 8vw, 6rem);
  padding-top: calc(var(--nav-height) + clamp(4rem, 8vw, 6rem));
  text-align: left;
}

.hero--subpage .hero-content {
  align-items: flex-start;
}

.hero--subpage .breadcrumbs ol {
  justify-content: flex-start;
}

.hero--subpage h1 {
  max-width: 22ch;
}

.hero--subpage .hero-subtitle {
  max-width: 62ch;
}

.hero--subpage .hero-actions {
  justify-content: flex-start;
}

/* En subpáginas donde #demo es una sección intermedia con clase .section */
.section.demo-section {
  padding-top: clamp(4rem, 8vw, 6.5rem);
}

/* Enlaces internos dentro de textos de subpáginas (consistentes con .rotation-service-block a) */
.pillar-text p a:not(.btn):not(.link-chevron),
.problem-col p a:not(.btn):not(.link-chevron),
.diff-col p a:not(.btn):not(.link-chevron),
.case-desc a:not(.btn):not(.link-chevron),
.inventory-meta-value a:not(.btn):not(.link-chevron),
.faq-content a:not(.btn):not(.link-chevron),
.subpage-note a:not(.btn):not(.link-chevron) {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  font-weight: 500;
  transition: color 150ms ease;
}

/* Agrupación de enlaces con chevron en filas de casos o bloques de subpágina */
.case-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.75rem;
}

.subpage-note {
  font-size: 0.9375rem;
  color: var(--ink-2);
  line-height: 1.55;
  margin-top: 1.5rem;
}

/* Variantes de cuadrícula de 2 y 4 columnas con hairlines para subpáginas */
@media (min-width: 768px) {
  .diff-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .diff-grid--4 {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2.5rem;
  }

  .diff-grid--4 .diff-col:nth-child(3) {
    border-left: none;
    padding-left: 0;
  }
}

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

  .diff-grid--4 .diff-col:nth-child(3) {
    border-left: 1px solid var(--line);
    padding-left: 2rem;
  }
}

/* Garantizar que el 4to elemento en cuadrículas y listas con check en subpáginas se revelen con IntersectionObserver */
@media (prefers-reduced-motion: no-preference) {
  html.js .problem-grid.is-in .problem-col,
  html.js .diff-grid.is-in .diff-col {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .problem-grid.is-in .problem-col:nth-child(4),
  html.js .diff-grid.is-in .diff-col:nth-child(4) {
    transition-delay: 240ms;
  }

  html.js .pillar-row.is-in .plan-feature-item,
  html.js .diff-grid.is-in .plan-feature-item,
  html.js .problem-grid.is-in .plan-feature-item {
    opacity: 1;
    transform: translateY(0);
  }

  html.js .pillar-row.is-in .plan-feature-icon polyline,
  html.js .diff-grid.is-in .plan-feature-icon polyline,
  html.js .problem-grid.is-in .plan-feature-icon polyline {
    stroke-dashoffset: 0;
  }
}