/* =========================================================================
   GreenVCI — Sitio refinado (español)
   Sostenible + corporativo confiable · Editorial · Audiencia: ingenieros
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;500;600;700;800;900&family=Instrument+Serif:ital@0;1&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  /* ---------- Paleta refinada: naturaleza + confianza ---------- */
  --moss-950: #0A1A12;      /* fondo hero, inmersivo */
  --moss-900: #0F2418;
  --moss-800: #163322;
  --moss-700: #1E4A30;
  --moss-600: #2A6841;
  --moss-500: #3E8953;      /* verde primario, más maduro que el original */
  --moss-400: #6AAD7D;
  --moss-300: #9DCCA9;
  --moss-200: #C8E2CE;
  --moss-100: #E3F0E6;
  --moss-50:  #F2F8F3;

  --ink-900: #0C1410;
  --ink-800: #1A221D;
  --ink-700: #2E3732;
  --ink-600: #4A5550;
  --ink-500: #6B7571;
  --ink-400: #9AA29E;
  --ink-300: #C5CBC7;
  --ink-200: #E0E4E1;
  --ink-100: #EDF0EE;
  --ink-50:  #F6F8F7;
  --paper:   #FAFBF9;       /* blanco ligeramente cálido */
  --white:   #FFFFFF;

  /* Acento sutíl — cobre/rust solo para "el problema" */
  --copper-500: #B5501F;
  --copper-300: #D98A5A;
  --copper-100: #F4E2D4;

  /* Acento secundario — arcilla cálida para hitos y datos */
  --clay-500: #C8986B;
  --clay-300: #E2C4A1;
  --clay-100: #F5EADD;

  /* Tipografía */
  --f-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --f-editorial: 'Instrument Serif', 'Times New Roman', serif;
  --f-body: 'Inter', -apple-system, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-std: cubic-bezier(0.2, 0.8, 0.2, 1);

  /* Layout */
  --container: 1280px;
  --gutter: clamp(20px, 3vw, 40px);
  --nav-h: 76px;
  --section-py: clamp(96px, 12vw, 160px);
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  font-family: var(--f-body);
  color: var(--ink-800);
  background: var(--paper);
  line-height: 1.65;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; height: auto; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }

/* =========================================================================
   Tipografía
   ========================================================================= */

.eyebrow {
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--moss-600);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: currentColor;
}
.eyebrow--dark { color: var(--moss-300); }

.display-xxl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(60px, 9vw, 140px);
  line-height: 0.92;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}
.display-xl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(44px, 6vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
.display-lg {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(36px, 4.5vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.005em;
  text-transform: uppercase;
}
.serif-accent {
  font-family: var(--f-editorial);
  font-style: italic;
  font-weight: 400;
  text-transform: none;
  letter-spacing: -0.01em;
  color: var(--moss-600);
}
.body-lg {
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.7;
  color: var(--ink-700);
  max-width: 60ch;
}
.mono { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; }

/* =========================================================================
   Navegación
   ========================================================================= */

.nav {
  position: fixed; inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background 0.35s var(--ease-std), backdrop-filter 0.35s, border-color 0.35s;
  background: transparent;
  border-bottom: 1px solid transparent;
}
.nav--scrolled {
  background: rgba(250, 251, 249, 0.88);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border-bottom-color: var(--ink-200);
}
.nav--over-dark:not(.nav--scrolled) { color: var(--white); }
.nav--over-dark:not(.nav--scrolled) .nav__link { color: rgba(255,255,255,0.78); }
.nav--over-dark:not(.nav--scrolled) .nav__logo { color: var(--white); }
.nav--over-dark:not(.nav--scrolled) .nav__logo-mark { background: var(--moss-500); }

.nav__inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--f-display); font-weight: 800; font-size: 22px;
  letter-spacing: 0.02em; color: var(--ink-900);
  transition: color 0.3s;
}
.nav__logo-mark {
  width: 36px; height: 36px;
  background: var(--moss-500);
  color: var(--white);
  display: grid; place-items: center;
  border-radius: 8px;
  font-weight: 900; font-size: 15px;
  position: relative;
  overflow: hidden;
}
.nav__logo-mark::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.3), transparent 60%);
}
.nav__links { display: flex; align-items: center; gap: 36px; }
.nav__link {
  font-size: 14px; font-weight: 500; color: var(--ink-700);
  position: relative;
  transition: color 0.25s;
}
.nav__link::after {
  content: '';
  position: absolute; bottom: -6px; left: 0;
  height: 1px; width: 0;
  background: var(--moss-500);
  transition: width 0.3s var(--ease-out);
}
.nav__link:hover { color: var(--moss-600); }
.nav__link:hover::after { width: 100%; }
.nav--over-dark:not(.nav--scrolled) .nav__link:hover { color: var(--moss-300); }

.nav__cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  background: var(--moss-500); color: var(--white);
  border-radius: 100px;
  font-size: 13px; font-weight: 600;
  transition: transform 0.25s var(--ease-spring), background 0.25s, box-shadow 0.25s;
}
.nav__cta:hover {
  background: var(--moss-600);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(62, 137, 83, 0.25);
}
.nav__cta::after { display: none; }

.nav__lang {
  display: flex; gap: 2px;
  font-family: var(--f-mono); font-size: 11px;
}
.nav__lang button {
  padding: 4px 8px;
  color: var(--ink-500);
  transition: color 0.2s;
  letter-spacing: 0.05em;
}
.nav__lang button.active { color: var(--moss-600); font-weight: 700; }
.nav__lang button:hover { color: var(--ink-900); }
.nav--over-dark:not(.nav--scrolled) .nav__lang button { color: rgba(255,255,255,0.5); }
.nav--over-dark:not(.nav--scrolled) .nav__lang button.active { color: var(--white); }

/* =========================================================================
   Botones
   ========================================================================= */

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-body);
  font-size: 14px; font-weight: 600;
  padding: 14px 28px;
  border-radius: 100px;
  transition: transform 0.25s var(--ease-spring), background 0.3s, color 0.3s, border-color 0.3s, box-shadow 0.3s;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease-out); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--moss-500); color: var(--white); }
.btn--primary:hover { background: var(--moss-600); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(62, 137, 83, 0.28); }

.btn--ghost-dark {
  background: transparent; color: var(--white);
  border: 1px solid rgba(255,255,255,0.22);
}
.btn--ghost-dark:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.05); }

.btn--ghost-light {
  background: transparent; color: var(--ink-900);
  border: 1px solid var(--ink-300);
}
.btn--ghost-light:hover { border-color: var(--ink-900); background: var(--ink-900); color: var(--white); }

/* =========================================================================
   Reveal al hacer scroll
   ========================================================================= */

.reveal { opacity: 0; transform: translateY(32px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal--d1 { transition-delay: 80ms; }
.reveal--d2 { transition-delay: 160ms; }
.reveal--d3 { transition-delay: 240ms; }
.reveal--d4 { transition-delay: 320ms; }
.reveal--d5 { transition-delay: 400ms; }

/* =========================================================================
   HERO
   ========================================================================= */

.hero {
  position: relative;
  min-height: 85vh;
  background: var(--moss-950);
  color: var(--white);
  overflow: hidden;
  padding-top: var(--nav-h);
  display: flex; align-items: center;
}
.hero__bg {
  position: absolute; inset: 0;
  z-index: 1;
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; opacity: 0.7; }
.hero__grad {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 15% 40%, rgba(62, 137, 83, 0.18) 0%, transparent 65%),
    radial-gradient(ellipse 55% 45% at 85% 30%, rgba(42, 104, 65, 0.12) 0%, transparent 70%),
    linear-gradient(180deg, transparent 40%, var(--moss-950) 100%);
}
.hero__noise {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.hero .container {
  position: relative; z-index: 3;
  padding-top: 40px; padding-bottom: 60px;
  width: 100%;
}

.hero__top {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 60px;
  gap: 40px;
  flex-wrap: wrap;
}
.hero__meta {
  display: flex; gap: 48px;
  font-family: var(--f-mono); font-size: 11px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero__meta-item strong {
  display: block;
  color: var(--white);
  font-family: var(--f-display);
  font-size: 16px; font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.hero__headline {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(48px, 7.5vw, 120px);
  line-height: 0.9;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--white);
  max-width: 1100px;
}
.hero__headline .linea {
  display: block;
  overflow: hidden;
}
.hero__headline .linea span {
  display: inline-block;
  transform: translateY(100%);
  opacity: 0;
  animation: slideUp 1.1s var(--ease-out) forwards;
}
.hero__headline .linea:nth-child(1) span { animation-delay: 0.2s; }
.hero__headline .linea:nth-child(2) span { animation-delay: 0.4s; }
.hero__headline .linea:nth-child(3) span { animation-delay: 0.6s; }

.hero__headline em {
  font-family: var(--f-editorial);
  font-style: italic;
  font-weight: 400;
  color: var(--moss-300);
  text-transform: lowercase;
  letter-spacing: -0.02em;
}

@keyframes slideUp {
  to { transform: translateY(0); opacity: 1; }
}

.hero__lede {
  max-width: 540px;
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.6;
  color: rgba(255,255,255,0.7);
  margin-top: 40px;
  font-weight: 300;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.9s forwards;
}
.hero__ctas {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 40px;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 1.05s forwards;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.hero__bottom {
  position: absolute;
  bottom: 40px; left: 0; right: 0;
  z-index: 3;
  padding: 0 var(--gutter);
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 1.2s forwards;
}
.hero__bottom .container {
  padding: 0;
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 40px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 28px;
}
.hero__stats {
  display: flex; gap: clamp(32px, 5vw, 72px);
}
.hero__stat {
  display: flex; flex-direction: column;
}
.hero__stat-num {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1;
  color: var(--white);
}
.hero__stat-label {
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 8px;
}
.hero__scroll {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 11px;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase; letter-spacing: 0.15em;
}
.hero__scroll-bar {
  width: 40px; height: 1px;
  background: rgba(255,255,255,0.3);
  position: relative;
  overflow: hidden;
}
.hero__scroll-bar::after {
  content: '';
  position: absolute; inset: 0;
  background: var(--moss-300);
  animation: scrollBar 2.4s infinite;
}
@keyframes scrollBar {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* =========================================================================
   Tickers de productos (chips flotantes bajo el hero)
   ========================================================================= */

.marquee-strip {
  background: var(--moss-900);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  padding: 24px 0;
}
.marquee-track {
  display: flex; gap: 48px;
  width: max-content;
  animation: marquee 50s linear infinite;
  font-family: var(--f-display);
  font-size: 18px; font-weight: 500;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  align-items: center;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-track .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--moss-400);
  flex-shrink: 0;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* =========================================================================
   Sección: Principios (pillars)
   ========================================================================= */

.principios {
  padding: var(--section-py) 0;
  background: var(--paper);
  position: relative;
}
.principios__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: center;
}
.principios__intro .display-lg { margin-top: 20px; margin-bottom: 32px; }
.principios__cards {
  display: flex; flex-direction: column; gap: 2px;
  background: var(--ink-200);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--ink-200);
}
.principio {
  background: var(--paper);
  padding: 36px;
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px; align-items: center;
  transition: background 0.4s var(--ease-out);
  cursor: pointer;
}
.principio:hover { background: var(--moss-50); }
.principio__visual {
  width: 80px; height: 80px;
  border-radius: 16px;
  background: var(--moss-100);
  display: grid; place-items: center;
  transition: transform 0.5s var(--ease-spring), background 0.4s;
  position: relative;
  overflow: hidden;
}
.principio:hover .principio__visual { transform: scale(1.05) rotate(-3deg); background: var(--moss-200); }
.principio__visual svg { width: 48px; height: 48px; }
.principio__text h3 {
  font-family: var(--f-display); font-weight: 700;
  font-size: 28px; text-transform: uppercase;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  margin-bottom: 6px;
}
.principio__text p { font-size: 14px; color: var(--ink-600); line-height: 1.55; max-width: 40ch; }
.principio__arrow {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--ink-200);
  display: grid; place-items: center;
  color: var(--ink-500);
  transition: all 0.3s var(--ease-out);
}
.principio:hover .principio__arrow {
  border-color: var(--moss-500);
  background: var(--moss-500); color: var(--white);
  transform: rotate(-45deg);
}

/* =========================================================================
   Sección: La ciencia (editorial, texto grande)
   ========================================================================= */

.ciencia {
  padding: var(--section-py) 0;
  background: var(--moss-950);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.ciencia__deco {
  position: absolute; top: 0; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(62,137,83,0.15), transparent 60%);
  pointer-events: none;
}
.ciencia__content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative; z-index: 2;
}
.ciencia__statement {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-transform: none;
  color: rgba(255,255,255,0.9);
  margin-top: 40px;
}
.ciencia__statement em {
  font-family: var(--f-editorial);
  font-style: italic;
  font-weight: 400;
  color: var(--moss-300);
}
.ciencia__statement strong {
  color: var(--white);
  font-weight: 600;
}

.ciencia__diagram {
  margin: 80px auto 0;
  max-width: 880px;
  padding: 48px;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  position: relative;
}
.ciencia__diagram h4 {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--moss-300);
  letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 32px;
  text-align: center;
}

/* =========================================================================
   Sección: Productos (grid editorial)
   ========================================================================= */

.productos {
  padding: var(--section-py) 0;
  background: var(--paper);
}
.productos__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 80px;
}
.productos__header-txt .display-lg { margin-top: 20px; }
.productos__header-meta {
  font-family: var(--f-mono); font-size: 12px;
  color: var(--ink-500); letter-spacing: 0.08em;
  border-top: 1px solid var(--ink-200);
  padding-top: 20px;
}
.productos__header-meta strong { color: var(--moss-600); }

.productos__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.producto {
  grid-column: span 4;
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s, border-color 0.4s;
  display: flex; flex-direction: column;
  position: relative;
  cursor: pointer;
}
.producto:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(12, 20, 16, 0.1);
  border-color: var(--moss-300);
}
.producto--featured { grid-column: span 8; }
.producto--featured .producto__visual { aspect-ratio: 16 / 10; }
.producto__visual {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background: var(--moss-50);
}
.producto__visual svg { width: 100%; height: 100%; }
.producto__body {
  padding: 28px;
  flex: 1;
  display: flex; flex-direction: column;
}
.producto__num {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--moss-600);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.producto__title {
  font-family: var(--f-display); font-weight: 700;
  font-size: 26px; text-transform: uppercase;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  margin-bottom: 8px;
}
.producto__desc {
  font-size: 14px; color: var(--ink-600);
  line-height: 1.6;
  flex: 1;
}
.producto__tags {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 20px;
}
.producto__tag {
  font-family: var(--f-mono); font-size: 10px;
  color: var(--moss-700);
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--moss-200);
  border-radius: 100px;
  background: var(--moss-50);
}
.producto__link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 20px;
  color: var(--moss-600);
  font-size: 13px; font-weight: 600;
  transition: gap 0.3s var(--ease-out);
}
.producto__link:hover { gap: 14px; }

/* =========================================================================
   Sección: Industrias (inmersiva con imagen de fondo)
   ========================================================================= */

.industrias {
  padding: var(--section-py) 0;
  background: var(--ink-50);
}
.industrias__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 72px;
}
.industrias__header .display-lg { margin-top: 20px; margin-bottom: 20px; }

.industrias__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  min-height: 560px;
}
.industria {
  grid-column: span 2;
  grid-row: span 1;
  background: var(--ink-800);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: flex 0.6s var(--ease-out);
}
.industria--tall { grid-row: span 2; }
.industria__visual {
  position: absolute; inset: 0;
  transition: transform 0.8s var(--ease-out);
}
.industria:hover .industria__visual { transform: scale(1.06); }
.industria__visual svg { width: 100%; height: 100%; display: block; }
.industria__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(12,20,16,0.1) 30%, rgba(12,20,16,0.85) 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 28px;
  transition: background 0.4s;
}
.industria:hover .industria__overlay {
  background: linear-gradient(180deg, rgba(62,137,83,0.15) 30%, rgba(12,20,16,0.9) 100%);
}
.industria__num {
  font-family: var(--f-mono); font-size: 10px;
  color: var(--moss-300); letter-spacing: 0.15em;
  margin-bottom: 4px;
}
.industria__name {
  font-family: var(--f-display); font-weight: 700;
  font-size: 26px; text-transform: uppercase;
  letter-spacing: -0.005em;
  color: var(--white);
  margin-bottom: 12px;
}
.industria__desc {
  font-size: 13px; color: rgba(255,255,255,0.7);
  line-height: 1.55;
  max-width: 28ch;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s, transform 0.35s var(--ease-out);
}
.industria:hover .industria__desc { opacity: 1; transform: translateY(0); }

/* =========================================================================
   Sección: Ciclo (ESG — circular visual)
   ========================================================================= */

.ciclo {
  padding: var(--section-py) 0;
  background: var(--moss-50);
  position: relative;
  overflow: hidden;
}
.ciclo__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.ciclo__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin: 0 auto;
}
.ciclo__visual svg { width: 100%; height: 100%; }
.ciclo__content .display-lg { margin-top: 20px; margin-bottom: 28px; }
.ciclo__metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 40px;
}
.ciclo__metric {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--moss-200);
  border-radius: 16px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.ciclo__metric:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(62,137,83,0.1); }
.ciclo__metric-v {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 40px;
  line-height: 1;
  color: var(--moss-600);
  letter-spacing: -0.01em;
}
.ciclo__metric-l {
  font-size: 13px; color: var(--ink-600);
  margin-top: 6px;
  line-height: 1.4;
}

/* =========================================================================
   Sección: Comparativa (tradicional vs GreenVCI)
   ========================================================================= */

.comparativa {
  padding: var(--section-py) 0;
  background: var(--paper);
}
.comparativa__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: end;
  margin-bottom: 60px;
}
.comparativa__tabla {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: 20px;
  overflow: hidden;
}
.comparativa__col-head {
  padding: 24px 28px;
  font-family: var(--f-display); font-weight: 700;
  font-size: 16px; text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--ink-200);
}
.comparativa__col-head--feature { color: var(--ink-500); font-weight: 500; font-size: 12px; letter-spacing: 0.15em; }
.comparativa__col-head--old { color: var(--copper-500); background: var(--copper-100); }
.comparativa__col-head--new { color: var(--white); background: var(--moss-600); }

.comparativa__row {
  display: contents;
}
.comparativa__cell {
  padding: 22px 28px;
  font-size: 14px;
  border-bottom: 1px solid var(--ink-100);
  display: flex; align-items: center;
  line-height: 1.5;
}
.comparativa__cell--feature { color: var(--ink-900); font-weight: 600; }
.comparativa__cell--old { color: var(--ink-600); background: var(--ink-50); }
.comparativa__cell--new { color: var(--moss-700); font-weight: 500; background: var(--moss-50); }

.comparativa__cell .icon {
  width: 16px; height: 16px; margin-right: 10px; flex-shrink: 0;
}
.comparativa__cell--old .icon { color: var(--copper-500); }
.comparativa__cell--new .icon { color: var(--moss-600); }

/* =========================================================================
   Sección: Clientes (marquee refinado)
   ========================================================================= */

.clientes {
  padding: 80px 0;
  background: var(--ink-900);
  color: var(--white);
  overflow: hidden;
}
.clientes__header {
  text-align: center;
  margin-bottom: 48px;
}
.clientes__track {
  display: flex; gap: 72px;
  width: max-content;
  animation: marquee 40s linear infinite;
  align-items: center;
}
.clientes__track:hover { animation-play-state: paused; }
.cliente {
  font-family: var(--f-display); font-weight: 600;
  font-size: 28px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.35);
  white-space: nowrap;
  transition: color 0.3s;
  padding: 12px 0;
  text-transform: uppercase;
}
.cliente:hover { color: var(--white); }
.cliente__sep {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--moss-500);
  flex-shrink: 0;
}

/* =========================================================================
   Sección: Contacto
   ========================================================================= */

.contacto {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, var(--moss-950) 0%, var(--moss-900) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.contacto__deco {
  position: absolute;
  bottom: -200px; left: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(62,137,83,0.12), transparent 65%);
  pointer-events: none;
}
.contacto__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  position: relative; z-index: 2;
}
.contacto__info .display-lg { margin-top: 20px; margin-bottom: 32px; color: var(--white); }
.contacto__lista {
  display: flex; flex-direction: column; gap: 28px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.contacto__item {
  display: flex; gap: 16px; align-items: flex-start;
}
.contacto__item-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(62,137,83,0.15);
  border: 1px solid rgba(62,137,83,0.3);
  display: grid; place-items: center;
  color: var(--moss-300);
  flex-shrink: 0;
}
.contacto__item-icon svg { width: 18px; height: 18px; }
.contacto__item h4 {
  font-family: var(--f-display); font-size: 14px;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--moss-300); font-weight: 600;
  margin-bottom: 4px;
}
.contacto__item p {
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}

.contacto__form {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(10px);
}
.contacto__form h3 {
  font-family: var(--f-display);
  font-weight: 700; font-size: 24px;
  text-transform: uppercase;
  letter-spacing: -0.005em;
  color: var(--white);
  margin-bottom: 28px;
}
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.f-group { margin-bottom: 18px; }
.f-group label {
  display: block;
  font-family: var(--f-mono); font-size: 10px;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 8px;
}
.f-group input,
.f-group select,
.f-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--white);
  font-family: var(--f-body);
  font-size: 14px;
  transition: border-color 0.25s, background 0.25s;
  outline: none;
}
.f-group input::placeholder,
.f-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.f-group input:focus,
.f-group select:focus,
.f-group textarea:focus {
  border-color: var(--moss-400);
  background: rgba(255,255,255,0.06);
}
.f-group textarea { min-height: 110px; resize: vertical; }
.f-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239DCCA9' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.f-submit {
  width: 100%;
  padding: 16px;
  background: var(--moss-500); color: var(--white);
  border-radius: 100px;
  font-size: 14px; font-weight: 600;
  margin-top: 8px;
  transition: background 0.25s, transform 0.25s;
}
.f-submit:hover { background: var(--moss-400); transform: translateY(-1px); }
.f-note {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  text-align: center;
  margin-top: 14px;
}

/* =========================================================================
   Footer
   ========================================================================= */

.footer {
  padding: 80px 0 32px;
  background: var(--ink-900);
  color: rgba(255,255,255,0.5);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
.footer__brand p {
  max-width: 320px;
  font-size: 14px;
  margin-top: 16px;
  line-height: 1.6;
}
.footer__col h5 {
  font-family: var(--f-display); font-size: 13px;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--white);
  font-weight: 600;
  margin-bottom: 20px;
}
.footer__col a {
  display: block;
  padding: 6px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}
.footer__col a:hover { color: var(--moss-300); }
.footer__bottom {
  display: flex; justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 12px;
  flex-wrap: wrap; gap: 16px;
}
.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: grid; place-items: center;
  color: rgba(255,255,255,0.5);
  transition: all 0.3s;
}
.footer__social a:hover { border-color: var(--moss-400); color: var(--moss-300); }
.footer__social svg { width: 14px; height: 14px; }

/* =========================================================================
   Hero photo background
   ========================================================================= */
.hero__slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__slide {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0;
  transition: opacity 1.4s ease-in-out;
  pointer-events: none;
  filter: brightness(0.55) saturate(0.8);
}
.hero__slide--active {
  opacity: 0.5;
}
.hero__canvas { position: relative; z-index: 1; }

/* =========================================================================
   Principios — photo + icon overlay
   ========================================================================= */
.principio__visual {
  position: relative;
  width: 72px; height: 72px;
  border-radius: 16px;
  overflow: hidden;
  flex-shrink: 0;
}
.principio__photo {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.3;
}
.principio__icon {
  position: relative;
  z-index: 1;
  width: 100%; height: 100%;
  display: grid;
  place-items: center;
}
.principio__icon svg { width: 44px; height: 44px; }

/* =========================================================================
   Producto — real photos
   ========================================================================= */
.producto__visual {
  overflow: hidden;
}
.producto__visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: block;
}
.produto:hover .producto__visual img,
.producto:hover .producto__visual img { transform: scale(1.06); }

/* =========================================================================
   Industria — real photos
   ========================================================================= */
.industria__visual {
  overflow: hidden;
}
.industria__visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: block;
}
.industria:hover .industria__visual img { transform: scale(1.08); }

/* =========================================================================
   Lab Spotlight
   ========================================================================= */
.lab-spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 640px;
}
.lab-spotlight__photo {
  position: relative;
  overflow: hidden;
}
.lab-spotlight__photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.8s ease;
}
.lab-spotlight:hover .lab-spotlight__photo img { transform: scale(1.04); }
.lab-spotlight__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent 60%, var(--moss-950) 100%);
  pointer-events: none;
}
.lab-spotlight__content {
  background: var(--moss-950);
  padding: 80px 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.lab-spotlight__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 52px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.lab-spotlight__stat-v {
  font-family: var(--f-display);
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  color: var(--moss-300);
  letter-spacing: -0.02em;
  line-height: 1;
}
.lab-spotlight__stat-l {
  font-family: var(--f-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 8px;
  line-height: 1.5;
}

/* =========================================================================
   Responsive
   ========================================================================= */

@media (max-width: 1024px) {
  .principios__grid,
  .ciclo__grid,
  .comparativa__header,
  .contacto__grid,
  .productos__header { grid-template-columns: 1fr; gap: 48px; }
  .productos__grid { grid-template-columns: repeat(2, 1fr); }
  .producto, .producto--featured { grid-column: span 1; }
  .industrias__grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 220px; }
  .industria, .industria--tall { grid-column: span 1; grid-row: span 1; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .nav__links { display: none; }
  .lab-spotlight { grid-template-columns: 1fr; min-height: auto; }
  .lab-spotlight__photo { height: 340px; }
  .lab-spotlight__overlay { background: linear-gradient(to bottom, transparent 50%, var(--moss-950) 100%); }
  .lab-spotlight__content { padding: 60px 40px; }
  .lab-spotlight__stats { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

@media (max-width: 720px) {
  .productos__grid { grid-template-columns: 1fr; }
  .industrias__grid { grid-template-columns: 1fr; }
  .f-row { grid-template-columns: 1fr; }
  .comparativa__tabla { grid-template-columns: 1fr; }
  .comparativa__cell,
  .comparativa__col-head { padding: 16px 20px; }
  .comparativa__col-head--feature { display: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__meta { gap: 28px; }
  .hero__bottom { position: static; padding: 40px var(--gutter); }
  .lab-spotlight__content { padding: 48px 28px; }
  .lab-spotlight__stats { grid-template-columns: 1fr; gap: 24px; }
}