/* ============================================================
   LYENZO — Sistema de diseño principal
   Mobile-first, minimalista, B2B premium
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Variables CSS ────────────────────────────────────────── */
:root {
  /* Colores de marca */
  --color-primary:        #1E40AF;
  --color-primary-hover:  #1E3A8A;
  --color-primary-light:  #DBEAFE;
  --color-primary-subtle: #EFF6FF;

  /* Neutros */
  --color-ink:         #0F172A;
  --color-ink-2:       #1E293B;
  --color-ink-3:       #334155;
  --color-text:        #475569;
  --color-muted:       #64748B;
  --color-border:      #E2E8F0;
  --color-border-soft: #F1F5F9;
  --color-surface:     #F8FAFC;
  --color-surface-2:   #F1F5F9;
  --color-white:       #FFFFFF;

  /* Semánticos */
  --color-success:       #059669;
  --color-success-light: #D1FAE5;
  --color-error:         #DC2626;
  --color-error-light:   #FEE2E2;
  --color-warning:       #D97706;
  --color-warning-light: #FEF3C7;

  /* Tipografía */
  --font-sans:      'Inter', system-ui, -apple-system, sans-serif;
  --text-xs:        0.75rem;
  --text-sm:        0.875rem;
  --text-base:      1rem;
  --text-lg:        1.125rem;
  --text-xl:        1.25rem;
  --text-2xl:       1.5rem;
  --text-3xl:       1.875rem;
  --text-4xl:       2.25rem;
  --text-5xl:       3rem;
  --text-6xl:       3.75rem;
  --font-light:     300;
  --font-regular:   400;
  --font-medium:    500;
  --font-semibold:  600;
  --font-bold:      700;
  --leading-tight:  1.2;
  --leading-snug:   1.375;
  --leading-normal: 1.6;
  --leading-loose:  1.8;

  /* Espaciado */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* Layout */
  --container-max:   1200px;
  --container-px:    1.5rem;
  --section-py:      var(--space-20);
  --section-py-sm:   var(--space-16);

  /* Bordes y sombras */
  --radius-sm:  4px;
  --radius:     8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow:     0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.07);
  --shadow-lg:  0 10px 15px -3px rgba(0,0,0,0.07), 0 4px 6px -4px rgba(0,0,0,0.07);

  /* Transiciones */
  --transition: 0.18s ease;
  --transition-slow: 0.3s ease;

  /* Header */
  --header-h: 80px;
}

/* ── Reset y base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol { list-style: none; }

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ── Layout: contenedor central ───────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

/* ── Secciones ────────────────────────────────────────────── */
.section {
  padding-block: var(--section-py);
}
.section--sm {
  padding-block: var(--section-py-sm);
}
.section--alt {
  background-color: var(--color-surface);
}
.section--dark {
  background-color: var(--color-ink);
  color: var(--color-white);
}
.section--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}
.section--primary-subtle {
  background-color: var(--color-primary-subtle);
}

/* ── Tipografía ───────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--color-ink);
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--primary h1,
.section--primary h2,
.section--primary h3 {
  color: var(--color-white);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p { line-height: var(--leading-normal); }

.text-lead {
  font-size: var(--text-lg);
  color: var(--color-text);
  line-height: var(--leading-loose);
}
.text-muted { color: var(--color-muted); }
.text-sm    { font-size: var(--text-sm); }
.text-xs    { font-size: var(--text-xs); }
.text-center { text-align: center; }

/* Section intro */
.section-intro {
  max-width: 680px;
  margin-bottom: var(--space-12);
}
.section-intro--center {
  margin-inline: auto;
  text-align: center;
}
.section-intro__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section-intro__title {
  margin-bottom: var(--space-4);
}
.section-intro__lead {
  font-size: var(--text-lg);
  color: var(--color-text);
  line-height: var(--leading-loose);
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background-color: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

.site-header .container {
  height: 100%;
}
.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}
.site-logo__img {
  height: 28px;
  width: auto;
  display: block;
}
.site-logo__wordmark {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  letter-spacing: -0.025em;
}

/* Nav desktop */
.nav-desktop {
  display: none;
  align-items: center;
  gap: var(--space-1);
}
.nav-desktop__item {
  position: relative;
}
.nav-desktop__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-ink-3);
  border-radius: var(--radius);
  transition: color var(--transition), background-color var(--transition);
  white-space: nowrap;
}
.nav-desktop__link:hover,
.nav-desktop__link.is-active {
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
}

/* ── Chevron en link de Soluciones ─────────────────────────── */
.nav-desktop__chevron {
  display: inline-block;
  vertical-align: middle;
  margin-left: 4px;
  transition: transform var(--transition);
}
.nav-desktop__item--mega:hover .nav-desktop__chevron,
.nav-desktop__item--mega:focus-within .nav-desktop__chevron {
  transform: rotate(180deg);
}

/* ── Mega menu Soluciones ────────────────────────────────────── */
.nav-desktop__item--mega {
  position: static;    /* sale del flujo para que el megamenu se posicione vs .nav-desktop */
}
.nav-desktop {
  position: relative;  /* nuevo contexto de posicionamiento para el megamenu */
}
.nav-megamenu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  width: 900px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  pointer-events: none;
  z-index: 200;
}
/* Puente invisible entre el link y el megamenu */
.nav-megamenu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}
.nav-desktop__item--mega:hover .nav-megamenu,
.nav-desktop__item--mega:focus-within .nav-megamenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.nav-megamenu__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

/* Tarjeta de solución */
.megamenu-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  border: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.megamenu-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.megamenu-card__img {
  width: 100%;
  aspect-ratio: 5 / 3;
  background-color: var(--color-surface);
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
}
.megamenu-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.megamenu-card:hover .megamenu-card__img img {
  transform: scale(1.04);
}
/* Placeholder mientras no hay imagen */
.megamenu-card__img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}
.megamenu-card__img--placeholder::after {
  content: '';
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #bfdbfe;
}
.megamenu-card__body {
  padding: var(--space-3) var(--space-2);
  flex: 1;
}
.megamenu-card__title {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  margin-bottom: var(--space-1);
  transition: color var(--transition);
}
.megamenu-card:hover .megamenu-card__title {
  color: var(--color-primary);
}
.megamenu-card__desc {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-ink-3);
  line-height: var(--leading-normal);
}

/* Header CTAs */
.header-ctas {
  display: none;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Hamburguesa */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius);
  transition: background-color var(--transition);
  flex-shrink: 0;
}
.nav-toggle:hover { background-color: var(--color-surface); }
.nav-toggle__line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}
.nav-toggle.is-open .nav-toggle__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open .nav-toggle__line:nth-child(2) { opacity: 0; }
.nav-toggle.is-open .nav-toggle__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav mobile */
.nav-mobile {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  overflow-y: auto;
  z-index: 99;
  padding: var(--space-6) var(--space-4) var(--space-8);
  flex-direction: column;
  gap: var(--space-1);
}
.nav-mobile.is-open { display: flex; }

.nav-mobile__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-ink-3);
  border-radius: var(--radius);
  transition: color var(--transition), background-color var(--transition);
}
.nav-mobile__link:hover,
.nav-mobile__link.is-active {
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
}
.nav-mobile__group-title {
  padding: var(--space-3) var(--space-4) var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: var(--space-3);
}
.nav-mobile__divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-4) 0;
}
.nav-mobile__ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  margin-top: var(--space-2);
}

/* ── Botones ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1.25;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}
.btn:disabled,
.btn.is-loading {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

/* Outline */
.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background-color: var(--color-primary-subtle);
}

/* Ghost */
.btn-ghost {
  background-color: transparent;
  color: var(--color-ink-3);
  border-color: transparent;
}
.btn-ghost:hover {
  background-color: var(--color-surface);
  color: var(--color-ink);
}

/* White (sobre fondos oscuros) */
.btn-white {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}
.btn-white:hover {
  background-color: var(--color-primary-light);
}

/* WhatsApp */
.btn-whatsapp {
  background-color: #25D366;
  color: var(--color-white);
  border-color: #25D366;
}
.btn-whatsapp:hover {
  background-color: #1ebe5d;
  border-color: #1ebe5d;
}

/* Tamaños */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}
.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}
.btn-xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-lg);
}
.btn-full { width: 100%; }

/* Ícono WhatsApp inline */
.btn-whatsapp-icon::before {
  content: '';
  display: inline-block;
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  padding-block: var(--space-20) var(--space-24);
  text-align: center;
}
.hero--left {
  text-align: left;
}
.hero__eyebrow {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.hero__title {
  font-size: var(--text-4xl);
  line-height: var(--leading-tight);
  color: var(--color-ink);
  margin-bottom: var(--space-5);
  max-width: 760px;
}
.hero--center .hero__title {
  margin-inline: auto;
}
.hero__lead {
  font-size: var(--text-lg);
  color: var(--color-text);
  line-height: var(--leading-loose);
  max-width: 600px;
  margin-bottom: var(--space-8);
}
.hero--center .hero__lead {
  margin-inline: auto;
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}
.hero--left .hero__ctas {
  justify-content: flex-start;
}
.hero__trust-note {
  margin-top: var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

/* Hero solución (sub-páginas) */
.solution-hero {
  background-color: var(--color-ink);
  color: var(--color-white);
  padding-block: var(--space-16) var(--space-20);
}
.solution-hero__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-4);
}
.solution-hero__title {
  font-size: var(--text-4xl);
  color: var(--color-white);
  margin-bottom: var(--space-5);
  max-width: 700px;
}
.solution-hero__lead {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.8);
  line-height: var(--leading-loose);
  max-width: 560px;
  margin-bottom: var(--space-8);
}
.solution-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Page hero genérico (páginas como Nosotros, Cómo trabajamos) */
.page-hero {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-16);
}
.page-hero__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.page-hero__title {
  font-size: var(--text-4xl);
  color: var(--color-ink);
  margin-bottom: var(--space-4);
  max-width: 700px;
}
.page-hero__lead {
  font-size: var(--text-lg);
  color: var(--color-text);
  max-width: 560px;
  line-height: var(--leading-loose);
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}
.card--flat {
  box-shadow: none;
}
.card--primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.card--surface {
  background-color: var(--color-surface);
  border-color: var(--color-border-soft);
}

.card__icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  flex-shrink: 0;
}
.card__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}
.card__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.card__title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-ink);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}
.card--primary .card__title { color: var(--color-white); }
.card__body {
  color: var(--color-text);
  line-height: var(--leading-loose);
  font-size: var(--text-sm);
}
.card--primary .card__body { color: rgba(255,255,255,0.85); }
.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  text-decoration: none;
  transition: gap var(--transition);
}
.card__link:hover { gap: var(--space-2); }
.card--primary .card__link { color: var(--color-white); opacity: 0.9; }

/* Solution card (hub) */
.solution-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-decoration: none;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.solution-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.solution-card__icon {
  width: 52px;
  height: 52px;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.solution-card__icon svg {
  width: 26px;
  height: 26px;
  color: var(--color-primary);
}
.solution-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-ink);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}
.solution-card__body {
  flex: 1;
  color: var(--color-text);
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-5);
}
.solution-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  transition: gap var(--transition);
}
.solution-card:hover .solution-card__cta { gap: var(--space-2); }

/* ── Grids ────────────────────────────────────────────────── */
.grid-2 {
  display: grid;
  gap: var(--space-6);
}
.grid-3 {
  display: grid;
  gap: var(--space-6);
}
.grid-4 {
  display: grid;
  gap: var(--space-6);
}

/* ── Trust badges / señales de confianza ─────────────────── */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  flex: 1;
  min-width: 200px;
}
.trust-badge__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background-color: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.trust-badge__icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}
.trust-badge__title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  display: block;
  line-height: 1.3;
}
.trust-badge__desc {
  font-size: var(--text-xs);
  color: var(--color-muted);
  display: block;
  margin-top: var(--space-1);
  line-height: 1.4;
}

/* ── Process steps ────────────────────────────────────────── */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.process-step {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
}
.process-step__number {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  flex-shrink: 0;
}
.process-step__content {}
.process-step__title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}
.process-step__body {
  color: var(--color-text);
  line-height: var(--leading-loose);
}

/* ── Feature list ─────────────────────────────────────────── */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.feature-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.feature-item__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
}
.feature-item__text {
  color: var(--color-text);
  line-height: var(--leading-normal);
}
.feature-item__title {
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}

/* ── CTA section ──────────────────────────────────────────── */
.cta-section {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-block: var(--space-20);
  text-align: center;
}
.cta-section__title {
  font-size: var(--text-3xl);
  color: var(--color-white);
  margin-bottom: var(--space-4);
  max-width: 600px;
  margin-inline: auto;
  line-height: var(--leading-tight);
}
.cta-section__lead {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.85);
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: var(--leading-loose);
}
.cta-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}
.cta-section__note {
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
}

/* ── WhatsApp CTA block ───────────────────────────────────── */
.whatsapp-block {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background-color: #E8FBF0;
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-lg);
}
.whatsapp-block__icon {
  width: 44px;
  height: 44px;
  background-color: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.whatsapp-block__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-white);
  fill: var(--color-white);
}
.whatsapp-block__content {}
.whatsapp-block__title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  display: block;
}
.whatsapp-block__sub {
  font-size: var(--text-xs);
  color: var(--color-muted);
  display: block;
  margin-top: 2px;
}
.whatsapp-block__link {
  margin-left: auto;
  flex-shrink: 0;
}

/* ── Formularios ──────────────────────────────────────────── */
.form-shell {
  max-width: 640px;
}
.form-grid {
  display: grid;
  gap: var(--space-5);
}
.form-grid--2col {
  grid-template-columns: 1fr;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field-group--full {
  grid-column: 1 / -1;
}

.field-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-ink-3);
}
.field-label .required-mark {
  color: var(--color-error);
  margin-left: 2px;
}

.field-input,
.field-select,
.field-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-ink);
  font-size: var(--text-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.field-input:focus,
.field-select:focus,
.field-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.12);
}
.field-input.has-error,
.field-select.has-error,
.field-textarea.has-error {
  border-color: var(--color-error);
}
.field-input.has-error:focus,
.field-select.has-error:focus,
.field-textarea.has-error:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}
.field-input::placeholder,
.field-textarea::placeholder {
  color: var(--color-muted);
}
.field-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748B'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 20px;
  padding-right: var(--space-10);
  cursor: pointer;
}
.field-textarea {
  resize: vertical;
  min-height: 100px;
}

/* Checkboxes y radios */
.field-checks {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.field-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}
.field-check input[type=checkbox],
.field-check input[type=radio] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: var(--color-primary);
}
.field-check__label {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: var(--leading-normal);
  cursor: pointer;
}
.field-check__label a {
  color: var(--color-primary);
  text-decoration: underline;
}
.field-check__label a:hover { text-decoration: none; }

/* Honeypot (oculto para humanos) */
.field-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

/* Mensajes de error */
.field-error {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-error);
  line-height: var(--leading-normal);
}
.field-error svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Alerta de formulario (errores globales) */
.form-alert {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.form-alert--error {
  background-color: var(--color-error-light);
  border: 1px solid rgba(220, 38, 38, 0.2);
  color: var(--color-error);
}
.form-alert--success {
  background-color: var(--color-success-light);
  border: 1px solid rgba(5, 150, 105, 0.2);
  color: var(--color-success);
}
.form-alert svg { flex-shrink: 0; width: 18px; height: 18px; }

/* Pie de formulario */
.form-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}
.form-privacy-note {
  font-size: var(--text-xs);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}
.form-privacy-note a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ── Divisores ────────────────────────────────────────────── */
.divider {
  height: 1px;
  background-color: var(--color-border);
  margin-block: var(--space-8);
}

/* ── Badge ────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.badge--primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}
.badge--success {
  background-color: var(--color-success-light);
  color: var(--color-success);
}
.badge--muted {
  background-color: var(--color-surface-2);
  color: var(--color-muted);
}

/* ── Utilidades de layout ─────────────────────────────────── */
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-3       { gap: var(--space-3); }
.gap-4       { gap: var(--space-4); }
.gap-6       { gap: var(--space-6); }
.gap-8       { gap: var(--space-8); }

.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-ink);
  color: rgba(255,255,255,0.75);
  padding-top: var(--space-16);
}
.site-footer__main {
  display: grid;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}
.footer-brand {}
.footer-brand__logo {
  display: inline-block;
  margin-bottom: var(--space-3);
  text-decoration: none;
}
.footer-brand__logo-img {
  height: 26px;
  width: auto;
  display: block;
}
.footer-brand__tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: var(--leading-normal);
  max-width: 260px;
}
.footer-col__title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-4);
}
.footer-col__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-col__link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}
.footer-col__link:hover { color: var(--color-white); }

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}
.footer-bottom__copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}
.footer-bottom__links {
  display: flex;
  gap: var(--space-4);
}
.footer-bottom__link {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer-bottom__link:hover { color: var(--color-white); }

/* ── Página de gracias ────────────────────────────────────── */
.gracias-page {
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  justify-content: center;
  padding-block: var(--space-16);
}
.gracias-card {
  text-align: center;
  max-width: 560px;
  padding: var(--space-12) var(--space-8);
}
.gracias-card__icon {
  width: 72px;
  height: 72px;
  background-color: var(--color-success-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}
.gracias-card__icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-success);
}
.gracias-card__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}
.gracias-card__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: var(--leading-loose);
}
.gracias-card__next {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-8);
}
.gracias-card__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

/* ── Páginas legales ──────────────────────────────────────── */
.legal-page {
  max-width: 760px;
  margin-inline: auto;
  padding-block: var(--space-16);
  padding-inline: var(--container-px);
}
.legal-page h1 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}
.legal-page h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.legal-page p {
  color: var(--color-text);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-4);
}
.legal-page ul {
  list-style: disc;
  padding-left: var(--space-6);
  color: var(--color-text);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-4);
}
.legal-page ul li { margin-bottom: var(--space-2); }
.legal-date {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-10);
}

/* ── Errores ──────────────────────────────────────────────── */
.error-page {
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-block: var(--space-16);
}
.error-page__code {
  font-size: 6rem;
  font-weight: var(--font-bold);
  color: var(--color-border);
  line-height: 1;
  margin-bottom: var(--space-4);
}
.error-page__title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}
.error-page__body {
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

/* ── Sección ecosistema ───────────────────────────────────── */
.ecosystem-grid {
  display: grid;
  gap: var(--space-4);
}
.ecosystem-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  align-items: flex-start;
}
.ecosystem-item__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background-color: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ecosystem-item__icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}
.ecosystem-item__content {}
.ecosystem-item__title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}
.ecosystem-item__body {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: var(--leading-normal);
}

/* ── Tabla de comparación ─────────────────────────────────── */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.comparison-table th,
.comparison-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.comparison-table th {
  font-weight: var(--font-semibold);
  color: var(--color-ink);
  background-color: var(--color-surface);
}
.comparison-table td { color: var(--color-text); }
.comparison-table .check { color: var(--color-success); font-weight: var(--font-bold); }
.comparison-table .cross { color: var(--color-error); }

/* ── Grid 2 col forms (diagnóstico / demo / contacto) ─────── */
.form-conversion-layout {
  display: grid;
  gap: 3rem;
  align-items: start;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (min-width: 640px) {
  h1 { font-size: var(--text-5xl); }
  h2 { font-size: var(--text-4xl); }

  .hero__title      { font-size: var(--text-5xl); }
  .solution-hero__title { font-size: var(--text-5xl); }
  .page-hero__title { font-size: var(--text-5xl); }
  .cta-section__title { font-size: var(--text-4xl); }

  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  .form-grid--2col { grid-template-columns: repeat(2, 1fr); }

  .site-footer__main { grid-template-columns: 1fr 1fr; }
  .site-footer__bottom { flex-direction: row; justify-content: space-between; }

  .gracias-card__actions { flex-direction: row; justify-content: center; }
}

@media (min-width: 768px) {
  :root {
    --container-px: 2rem;
    --section-py:   var(--space-24);
  }

  .nav-desktop { display: flex; }
  .header-ctas { display: flex; }
  .nav-toggle  { display: none; }
  .nav-mobile  { display: none !important; }

  .form-conversion-layout { grid-template-columns: 1fr 1fr; }

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

  .process-steps {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-8);
  }
  .process-step {
    flex: 1;
    min-width: 200px;
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
  }

  .site-footer__main { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (min-width: 1024px) {
  :root { --container-px: 2.5rem; }

  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .ecosystem-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Accesibilidad ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ── Skip to content ──────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 200;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  transition: top var(--transition);
}
.skip-link:focus { top: var(--space-4); }