/* ============================================================
   NEEX LANDING V3 — style.css
   Sistema visual: dark premium / acento lima / técnico sobrio
   ============================================================ */

/* ------------------------------------------------------------
   TOKENS
   ------------------------------------------------------------ */
:root {
  /* Fondos */
  --bg:          #0B0D12;
  --bg-2:        #11141B;
  --bg-card:     #151A22;
  --bg-card-hi:  #1A2030;

  /* Bordes */
  --border:      #232A36;
  --border-hi:   #2E3849;
  --border-acc:  rgba(214, 255, 63, 0.22);

  /* Texto */
  --text:        #F5F7FA;
  --text-2:      #B6BFCC;
  --text-3:      #8893A3;

  /* Acento lima */
  --acc:         #D6FF3F;
  --acc-h:       #C4F22E;
  --acc-dim:     rgba(214, 255, 63, 0.09);
  --acc-dim-h:   rgba(214, 255, 63, 0.15);

  /* Acento técnico secundario */
  --tech:        #7DD3FC;
  --tech-dim:    rgba(125, 211, 252, 0.08);

  /* Fuentes */
  --f-head:      'Geist', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-body:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-mono:      'JetBrains Mono', 'Consolas', 'Liberation Mono', monospace;

  /* Espaciado (unidad 8px) */
  --s1:  0.5rem;   /* 8px  */
  --s2:  1rem;     /* 16px */
  --s3:  1.5rem;   /* 24px */
  --s4:  2rem;     /* 32px */
  --s5:  2.5rem;   /* 40px */
  --s6:  3rem;     /* 48px */
  --s8:  4rem;     /* 64px */
  --s10: 5rem;     /* 80px */
  --s12: 6rem;     /* 96px */
  --s15: 7.5rem;   /* 120px */
  --s20: 10rem;    /* 160px */

  /* Layout */
  --nav-h:  64px;
  --max-w:  1280px;
  --gutter: 1.5rem;

  /* Radios */
  --r-xs: 2px;
  --r-sm: 4px;
  --r:    6px;
  --r-lg: 8px;
  --r-xl: 12px;

  /* Transiciones */
  --t:      180ms ease;
  --t-slow: 320ms ease;
}

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

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

body {
  font-family: var(--f-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ------------------------------------------------------------
   LAYOUT
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section {
  padding-block: var(--s15);
}

/* ------------------------------------------------------------
   TIPOGRAFÍA BASE
   ------------------------------------------------------------ */
h1, h2, h3, h4, h5 {
  font-family: var(--f-head);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.05rem, 2vw, 1.25rem); }
h4 { font-size: 1rem; font-weight: 600; }

p { color: var(--text-2); line-height: 1.7; }

.lead {
  font-size: 1.125rem;
  color: var(--text-2);
  line-height: 1.7;
}

.accent { color: var(--acc); }

/* ------------------------------------------------------------
   SECTION HEADER
   ------------------------------------------------------------ */
.section-header {
  margin-bottom: var(--s8);
  max-width: 680px;
}

.section-header .section-label { margin-bottom: var(--s2); }
.section-header h2 { margin-bottom: var(--s2); }
.section-header p { color: var(--text-2); max-width: 560px; }

.section-label {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acc);
  margin-bottom: var(--s2);
}

/* ------------------------------------------------------------
   BOTONES
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--f-body);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1;
  padding: 0.7em 1.5em;
  border-radius: var(--r-sm);
  transition: background var(--t), color var(--t), border-color var(--t), box-shadow var(--t);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}

.btn--primary {
  background: var(--acc);
  color: #0B0D12;
  border: 1px solid var(--acc);
}
.btn--primary:hover {
  background: var(--acc-h);
  border-color: var(--acc-h);
}
.btn--primary:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 3px;
}

.btn--secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-hi);
}
.btn--secondary:hover {
  border-color: var(--acc);
  color: var(--acc);
}
.btn--secondary:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 3px;
}

.btn--ghost {
  background: transparent;
  color: var(--text-3);
  border: 1px solid transparent;
  padding-inline: 0.75em;
}
.btn--ghost:hover { color: var(--text); }
.btn--ghost:focus-visible {
  outline: 2px solid var(--border-hi);
  outline-offset: 3px;
}

.btn--lg {
  font-size: 1rem;
  padding: 0.85em 2em;
}

/* ------------------------------------------------------------
   NAV
   ------------------------------------------------------------ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(11, 13, 18, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background var(--t-slow), border-color var(--t-slow);
}

.nav--scrolled {
  background: rgba(11, 13, 18, 0.97);
  border-bottom-color: var(--border-hi);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--s3);
}

.nav__logo {
  font-family: var(--f-head);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text);
  flex-shrink: 0;
  text-decoration: none;
}
.nav__logo .x { color: var(--acc); }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--s1);
  margin-left: auto;
}

.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-3);
  padding: 0.35em 0.6em;
  border-radius: var(--r-sm);
  transition: color var(--t);
  white-space: nowrap;
}
.nav__links a:hover { color: var(--text); }

.nav__cta {
  margin-left: var(--s2);
  flex-shrink: 0;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  margin-left: auto;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1px solid var(--border);
}
.nav__toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-2);
  border-radius: 1px;
  transition: transform var(--t), opacity var(--t);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile nav overlay */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: var(--s3) var(--gutter) var(--s4);
  z-index: 99;
  flex-direction: column;
  gap: var(--s1);
}
.nav__mobile.is-open { display: flex; }
.nav__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-2);
  padding: 0.6em 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--t);
}
.nav__mobile a:last-of-type { border-bottom: none; }
.nav__mobile a:hover { color: var(--acc); }
.nav__mobile .btn {
  margin-top: var(--s2);
  width: 100%;
  justify-content: center;
}

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-block: 0;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* Grid sutil como fondo */
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 50%, black 20%, transparent 80%);
}

/* Glow lima suave en el fondo */
.hero__bg::after {
  content: '';
  position: absolute;
  top: 20%;
  right: 5%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(214, 255, 63, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s8);
  align-items: center;
  padding-block: var(--s15);
  width: 100%;
}

.hero__content {
  max-width: 580px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--acc);
  background: var(--acc-dim);
  border: 1px solid var(--border-acc);
  border-radius: var(--r-sm);
  padding: 0.35em 0.8em;
  margin-bottom: var(--s3);
  text-transform: uppercase;
}
.hero__badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--acc);
  border-radius: 50%;
}

.hero__title {
  font-size: clamp(2.2rem, 5.5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: var(--s3);
}

.hero__title em {
  font-style: normal;
  color: var(--acc);
}

.hero__sub {
  font-size: 1.0625rem;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: var(--s5);
}

.hero__ctas {
  display: flex;
  align-items: center;
  gap: var(--s2);
  flex-wrap: wrap;
}

/* Visual hero derecha */
.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 420px;
}

.hero__diagram {
  width: 100%;
  height: 100%;
  position: relative;
}

.hero__diagram svg {
  width: 100%;
  height: 100%;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--s4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 1;
}
.hero__scroll span {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--border-hi), transparent);
}

/* ------------------------------------------------------------
   VALIDACIÓN
   ------------------------------------------------------------ */
.validacion {
  padding-block: var(--s10);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

.validacion__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--s8);
  align-items: center;
}

.validacion__statement {
  font-family: var(--f-head);
  font-size: 1.1875rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--text);
  letter-spacing: -0.01em;
}

.validacion__pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s2);
}

.pillar {
  display: flex;
  align-items: flex-start;
  gap: var(--s2);
  padding: var(--s2) var(--s3);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.pillar__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
}

.pillar__text h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}
.pillar__text p {
  font-size: 0.8125rem;
  color: var(--text-3);
  line-height: 1.5;
}

/* ------------------------------------------------------------
   CAPACIDADES
   ------------------------------------------------------------ */
.capacidades { background: var(--bg); }

.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s2);
}

.cap-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--s4) var(--s4);
  transition: border-color var(--t), background var(--t);
  position: relative;
  overflow: hidden;
}

.cap-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: transparent;
}

.cap-card:hover {
  border-color: var(--border-acc);
  background: var(--bg-card-hi);
}

.cap-card--featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s4);
  align-items: center;
  background: var(--bg-card-hi);
  border-color: var(--border-hi);
}
.cap-card--featured::before {
  background: linear-gradient(90deg, transparent, var(--acc-dim), transparent);
}

.cap-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--acc);
  background: var(--acc-dim);
  border: 1px solid var(--border-acc);
  border-radius: var(--r-lg);
  margin-bottom: var(--s3);
  flex-shrink: 0;
}

.cap-card__num {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.1em;
  margin-bottom: var(--s2);
  text-transform: uppercase;
}

.cap-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--s2);
  line-height: 1.3;
}

.cap-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: var(--s2);
}

.cap-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: var(--s2);
}

.tag {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-3);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.25em 0.6em;
  white-space: nowrap;
}

.tag--acc {
  color: var(--acc);
  background: var(--acc-dim);
  border-color: var(--border-acc);
}

.tag--tech {
  color: var(--tech);
  background: var(--tech-dim);
  border-color: rgba(125, 211, 252, 0.2);
}

/* Beneficio visual en card featured */
.cap-card__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ------------------------------------------------------------
   INFRAESTRUCTURA
   ------------------------------------------------------------ */
.infra { background: var(--bg-2); }

.infra__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s8);
  align-items: start;
}

.infra__content .section-label { margin-bottom: var(--s2); }
.infra__content h2 { margin-bottom: var(--s3); }
.infra__content .lead { margin-bottom: var(--s5); }

.infra__bullets {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.infra-bullet {
  display: flex;
  align-items: center;
  gap: var(--s2);
  font-size: 0.9375rem;
  color: var(--text-2);
}

.infra-bullet__dot {
  width: 6px;
  height: 6px;
  background: var(--acc);
  border-radius: 50%;
  flex-shrink: 0;
}

.infra__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s1);
}

.infra-item {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.75em var(--s2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: border-color var(--t), color var(--t);
}

.infra-item:hover {
  border-color: var(--border-hi);
  color: var(--text);
}

.infra-item svg {
  flex-shrink: 0;
  color: var(--text-3);
}

/* ------------------------------------------------------------
   IA APLICADA
   ------------------------------------------------------------ */
.ia { background: var(--bg); }

.ia__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s8);
  align-items: center;
}

.ia__visual {
  order: -1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ia-diagram {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
  position: relative;
}

.ia-diagram svg {
  width: 100%;
  height: 100%;
}

.ia__content .section-label { margin-bottom: var(--s2); }
.ia__content h2 { margin-bottom: var(--s3); }
.ia__content .lead { margin-bottom: var(--s5); }

.ia__list {
  display: flex;
  flex-direction: column;
  gap: 0.75em;
}

.ia-item {
  display: flex;
  align-items: center;
  gap: 0.75em;
  font-size: 0.9375rem;
  color: var(--text-2);
}

.ia-item::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  background: var(--acc);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ------------------------------------------------------------
   PROCESO
   ------------------------------------------------------------ */
.proceso { background: var(--bg-2); }

.proceso__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s2);
  position: relative;
}

/* Línea conectora horizontal */
.proceso__steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 1px;
  background: linear-gradient(to right, var(--border), var(--border-hi), var(--border));
  z-index: 0;
}

.proceso__step {
  position: relative;
  z-index: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--s3) var(--s3) var(--s4);
  transition: border-color var(--t);
}

.proceso__step:hover { border-color: var(--border-hi); }

.proceso__num {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--acc);
  background: transparent;
  border: 1px solid var(--border);
  width: 40px;
  height: 40px;
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s3);
  flex-shrink: 0;
}

.proceso__step h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--s1);
  line-height: 1.3;
}

.proceso__step p {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.6;
}

/* ------------------------------------------------------------
   ECOSISTEMA
   ------------------------------------------------------------ */
.ecosistema { background: var(--bg); }

.eco__groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s3);
}

.eco-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--s3) var(--s4);
}

.eco-group h4 {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--s2);
  padding-bottom: var(--s2);
  border-bottom: 1px solid var(--border);
}

.eco-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

/* ------------------------------------------------------------
   SOBRE NEEX
   ------------------------------------------------------------ */
.sobre { background: var(--bg-2); }

.sobre__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s8);
  align-items: start;
}

.sobre__statement {
  padding: var(--s4);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  position: relative;
  overflow: hidden;
}

.sobre__statement::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  pointer-events: none;
}

.sobre__quote {
  font-family: var(--f-head);
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: var(--s3);
  position: relative;
}

.sobre__since {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

.sobre__content .section-label { margin-bottom: var(--s2); }
.sobre__content h2 { margin-bottom: var(--s3); }
.sobre__content p { margin-bottom: var(--s4); }

.sobre__valores {
  display: flex;
  flex-direction: column;
  gap: 0.75em;
}

.sobre__val {
  display: flex;
  align-items: center;
  gap: 0.75em;
  font-size: 0.9375rem;
  color: var(--text-2);
}

.sobre__val::before {
  content: '';
  width: 16px;
  height: 16px;
  background: var(--acc-dim);
  border: 1px solid var(--border-acc);
  border-radius: var(--r-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='8' viewBox='0 0 10 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 4L3.5 6.5L9 1' stroke='%23D6FF3F' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* ------------------------------------------------------------
   CTA FINAL
   ------------------------------------------------------------ */
.cta-final {
  background: var(--bg);
  padding-block: var(--s15);
  position: relative;
  overflow: hidden;
}

.cta-final::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-acc), transparent);
}

.cta-final::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(214, 255, 63, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.cta-final__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.cta-final .section-label { margin-bottom: var(--s2); }

.cta-final h2 {
  font-size: clamp(1.625rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
  margin-bottom: var(--s3);
}

.cta-final p {
  font-size: 1.0625rem;
  margin-bottom: var(--s5);
  max-width: 480px;
  margin-inline: auto;
}

.cta-final__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s2);
  flex-wrap: wrap;
}

.cta-final p.cta-nota {
  margin-top: var(--s3);
  font-size: 0.8125rem;
  color: var(--text-3);
  margin-bottom: 0;
}

/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding-top: var(--s6);
  padding-bottom: var(--s4);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--s6);
  padding-bottom: var(--s4);
  border-bottom: 1px solid var(--border);
}

.footer__logo {
  font-family: var(--f-head);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: var(--s2);
}
.footer__logo .x { color: var(--acc); }

.footer__brand p {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.6;
  max-width: 280px;
}

.footer__col h5 {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--s3);
}

.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-3);
  padding-block: 0.3em;
  transition: color var(--t);
}
.footer__col a:hover { color: var(--text); }

.footer__contact p {
  font-size: 0.875rem;
  color: var(--text-3);
  margin-bottom: var(--s2);
  line-height: 1.6;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--s3);
  flex-wrap: wrap;
  gap: var(--s2);
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: var(--text-3);
}

.footer__legal {
  display: flex;
  gap: var(--s3);
}
.footer__legal a {
  font-size: 0.8125rem;
  color: var(--text-3);
  transition: color var(--t);
}
.footer__legal a:hover { color: var(--text-2); }

/* ------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  :root {
    --gutter: 1.25rem;
  }

  .cap-grid { grid-template-columns: 1fr 1fr; }
  .cap-card--featured { grid-column: span 2; }
  .cap-card--featured { grid-template-columns: 1fr; }

  .proceso__steps { grid-template-columns: repeat(2, 1fr); }
  .proceso__steps::before { display: none; }

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

  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: span 2; }
}

@media (max-width: 768px) {
  :root {
    --gutter: 1rem;
  }

  section { padding-block: var(--s10); }

  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }

  .hero__inner {
    grid-template-columns: 1fr;
    padding-block: var(--s10);
  }
  .hero__visual { display: none; }
  .hero__content { max-width: 100%; }

  .validacion__inner {
    grid-template-columns: 1fr;
    gap: var(--s4);
  }
  .validacion__pillars { grid-template-columns: repeat(2, 1fr); }

  .cap-grid { grid-template-columns: 1fr; }
  .cap-card--featured { grid-column: span 1; }

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

  .ia__inner { grid-template-columns: 1fr; }
  .ia__visual { order: 0; display: none; }

  .proceso__steps { grid-template-columns: 1fr 1fr; }

  .eco__groups { grid-template-columns: 1fr; }

  .sobre__inner { grid-template-columns: 1fr; }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--s4);
  }
  .footer__brand { grid-column: span 1; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }

  .hero__title { font-size: 2rem; }

  .validacion__pillars { grid-template-columns: 1fr; }
  .infra__grid { grid-template-columns: 1fr; }
  .proceso__steps { grid-template-columns: 1fr; }

  .cta-final__actions { flex-direction: column; align-items: stretch; }
  .cta-final__actions .btn { justify-content: center; }

  .footer__bottom { flex-direction: column; align-items: flex-start; }
}