/* =========================================================
   SBD · Opción B — Corporativo suizo
   Layout: grilla estricta de 12 columnas; cada sección abre con una
   regla negra de 2px + índice; fotos en bloques rectos; un solo acento.
   ========================================================= */

:root {
  /* Color */
  --white:  #FFFFFF;
  --gray:   #F2F4F4;   /* bandas alternadas, sesgo frío hacia el petróleo */
  --ink:    #0B0E0F;
  --ink-2:  #596265;   /* texto secundario */
  --line:   #D9DEDF;
  --petrol: #0B5866;   /* acento único */
  --petrol-dark: #073F49;
  --signal: #4FC4CF;   /* petróleo luminoso: solo sobre el hero oscuro */
  --ink-deep: #05090A; /* fondo del hero */
  --on-ink: #F2F4F4;
  --on-ink-2: rgba(242, 244, 244, .62);
  --line-ink: rgba(242, 244, 244, .18);
  --on-accent: #FFFFFF;     /* texto sobre el botón de acento */
  --contact-bg: #0B0E0F;    /* fondo de la sección de contacto */
  --logo-filter: grayscale(1) contrast(1.1);
  --logo-hover: none;

  /* Tipografía */
  --f-sans: "Schibsted Grotesk", "Helvetica Neue", Arial, system-ui, sans-serif;
  --f-mono: "DM Mono", ui-monospace, Consolas, monospace;

  --t-xs: .75rem;
  --t-sm: .875rem;
  --t-md: 1.0625rem;
  --t-lg: 1.1875rem;
  --t-h3: 1.3125rem;
  --t-h2: clamp(2rem, 1.15rem + 2.9vw, 3.75rem);
  --t-h1: clamp(2.5rem, 1.2rem + 3.6vw, 4.85rem);

  /* Espacio */
  --gutter: clamp(16px, 4vw, 56px);
  --section-y: clamp(80px, 9vw, 144px);
  --max: 1320px;
  --header-h: 76px;

  color-scheme: light;
}

/* ---------- Modo oscuro ----------
   Sigue al sistema del visitante, salvo que elija un modo con el botón del encabezado
   (theme.js guarda la elección en data-theme). Los dos bloques llevan los mismos valores.
   El acento pasa del petróleo al turquesa de la marca, que es el que se lee sobre oscuro. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --white: #0A0F10; --gray: #10181A; --ink: #EDF1F1; --ink-2: #9AA5A8; --line: #243034;
    --petrol: #4FC4CF; --petrol-dark: #86DCE3; --on-accent: #05090A; --contact-bg: #121B1D;
    --logo-filter: brightness(0) invert(1); --logo-hover: brightness(0) invert(1);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --white: #0A0F10; --gray: #10181A; --ink: #EDF1F1; --ink-2: #9AA5A8; --line: #243034;
  --petrol: #4FC4CF; --petrol-dark: #86DCE3; --on-accent: #05090A; --contact-bg: #121B1D;
  --logo-filter: brightness(0) invert(1); --logo-hover: brightness(0) invert(1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--white); color: var(--ink); transition: background-color .3s ease, color .3s ease;
  font-family: var(--f-sans); font-size: var(--t-md); line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--petrol); color: var(--on-accent); }
:focus-visible { outline: 2px solid var(--petrol); outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--ink); color: var(--white); padding: 10px 16px; }
.skip:focus { top: 12px; }

/* ---------- Grilla ---------- */
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 32px; }
.col-5 { grid-column: span 5; min-width: 0; }
.col-6 { grid-column: span 6; min-width: 0; }
.col-6.col-start-7 { grid-column: 7 / span 6; }
.col-5.col-start-8 { grid-column: 8 / span 5; }

/* ---------- Tipos ---------- */
.kicker, .eyebrow, .sec-name, .matrix-label, .t-place, .channels dt, .field label, .facts dt {
  font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2);
}
.eyebrow { margin-bottom: 20px; }
.h2 { font-size: var(--t-h2); font-weight: 600; line-height: 1.04; letter-spacing: -.032em; text-wrap: balance; }
.h2--wide { max-width: 19ch; margin-bottom: clamp(48px, 6vw, 80px); }
.h3 { font-size: var(--t-h3); font-weight: 600; line-height: 1.25; letter-spacing: -.012em; }
.prose { color: var(--ink-2); display: grid; gap: 1em; max-width: 56ch; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .7em; height: 54px; padding-inline: 28px;
  font: 500 var(--t-sm)/1 var(--f-sans); letter-spacing: .01em;
  border: 1px solid transparent; border-radius: 0; cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.btn span { transition: transform .2s ease; }
.btn:hover span { transform: translateX(4px); }
.btn-accent { background: var(--petrol); color: var(--on-accent); }
.btn-accent:hover { background: var(--petrol-dark); }
.btn-line { border-color: var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--white); }

/* ---------- Encabezado ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  background: var(--white); border-bottom: 1px solid var(--line);
  transition: background-color .35s ease, border-color .35s ease, color .35s ease;
}
/* Sobre el hero oscuro (antes de hacer scroll) el encabezado es transparente */
.site-header:not(.is-scrolled):not(.menu-open) { background: transparent; border-bottom-color: transparent; color: var(--on-ink); }
.site-header:not(.is-scrolled):not(.menu-open) .brand-full { color: var(--on-ink-2); border-left-color: var(--line-ink); }
.site-header:not(.is-scrolled):not(.menu-open) .nav a:not(.nav-cta) { color: var(--on-ink-2); }
.site-header:not(.is-scrolled):not(.menu-open) .nav a:not(.nav-cta):hover { color: var(--on-ink); }
.site-header:not(.is-scrolled):not(.menu-open) .nav-cta { background: var(--on-ink); color: var(--ink-deep) !important; }
.site-header:not(.is-scrolled):not(.menu-open) .nav-cta:hover { background: var(--signal); }
.site-header:not(.is-scrolled):not(.menu-open) .nav-toggle { color: var(--on-ink); border-color: var(--line-ink); }
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-square { width: 14px; height: 14px; background: var(--petrol); flex: none; display: inline-block; }
.brand-name { font-size: 1.375rem; font-weight: 700; letter-spacing: -.02em; }
.brand-full { padding-left: 12px; border-left: 1px solid var(--line); font-size: .6875rem; line-height: 1.3; color: var(--ink-2); }

.nav ul { display: flex; align-items: center; gap: clamp(20px, 2.4vw, 36px); }
.nav a { font-size: var(--t-sm); font-weight: 500; color: var(--ink-2); transition: color .2s ease; }
.nav a:hover, .nav a.is-active { color: var(--ink); }
.nav a.is-active { box-shadow: inset 0 -2px 0 var(--petrol); padding-bottom: 4px; }
.nav-cta { display: inline-flex; align-items: center; height: 42px; padding-inline: 20px; background: var(--ink); color: var(--white) !important; }
.nav-cta:hover { background: var(--petrol); }
.nav-toggle { display: none; }
.nav { margin-left: auto; }

/* Selector de idioma */
.lang { display: flex; align-items: center; padding-left: 20px; border-left: 1px solid var(--line); }
.lang a {
  display: inline-grid; place-content: center; min-width: 34px; height: 44px; padding-inline: 4px;
  font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .06em; color: var(--ink-2);
  transition: color .2s ease;
}
.lang a:hover { color: var(--ink); }
.lang a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--petrol); height: 28px; }
.site-header:not(.is-scrolled):not(.menu-open) .lang { border-left-color: var(--line-ink); }
.site-header:not(.is-scrolled):not(.menu-open) .lang a { color: var(--on-ink-2); }
.site-header:not(.is-scrolled):not(.menu-open) .lang a:hover,
.site-header:not(.is-scrolled):not(.menu-open) .lang a[aria-current="page"] { color: var(--on-ink); }
.site-header:not(.is-scrolled):not(.menu-open) .lang a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--signal); }

/* Botón de modo claro / oscuro */
.theme-toggle {
  display: inline-grid; place-content: center; width: 40px; height: 40px; flex: none; margin-left: -8px;
  background: none; border: 0; cursor: pointer; color: var(--ink-2); transition: color .2s ease;
}
.theme-toggle:hover { color: var(--ink); }
.theme-toggle svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .i-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .i-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .i-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .i-moon { display: none; }
}
.site-header:not(.is-scrolled):not(.menu-open) .theme-toggle { color: var(--on-ink-2); }
.site-header:not(.is-scrolled):not(.menu-open) .theme-toggle:hover { color: var(--on-ink); }

/* ---------- Portada ---------- */
/* Pantalla completa oscura con el campo de hifas (hero.js) detrás del texto */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: max(640px, 100svh); display: flex; flex-direction: column; justify-content: flex-end;
  padding-top: calc(var(--header-h) + 48px);
  background: var(--ink-deep); color: var(--on-ink);
}
/* Foto de fondo espejada: la placa iluminada queda a la derecha y es el objetivo de las hifas */
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: -3;
  object-fit: cover; object-position: 50% 50%; transform: scaleX(-1);
  opacity: .55; filter: saturate(.85) brightness(.9);
  animation: bgIn 2.4s ease both;
}
@keyframes bgIn { from { opacity: 0; transform: scaleX(-1) scale(1.06); } to { opacity: .55; transform: scaleX(-1); } }
.hero-field { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero-shade {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(5, 9, 10, .82) 0%, rgba(5, 9, 10, .45) 45%, rgba(5, 9, 10, 0) 75%),
    linear-gradient(0deg, rgba(5, 9, 10, .7) 0%, rgba(5, 9, 10, 0) 35%);
}
.hero-inner { position: relative; padding-bottom: clamp(32px, 5svh, 72px); pointer-events: none; }
.hero-inner a { pointer-events: auto; }
.hero .kicker { color: var(--on-ink-2); }
.hero-title {
  margin-top: 22px; max-width: 11.5ch;
  /* 12.4vw: "subproductos" entra completo en pantallas de 320px, aun con barra de scroll */
  font-size: min(clamp(3rem, 1rem + 6.6vw, 8rem), 11.5svh, 12.4vw); font-weight: 600; line-height: .9; letter-spacing: -.055em;
}
.hero-title em { font-style: normal; color: var(--signal); }
/* En inglés el título tiene muchos trazos que suben y bajan (b, l, y, p, g): más aire entre líneas */
.hero-title:lang(en) { line-height: 1.04; letter-spacing: -.045em; }
.hero-title:lang(en) .w { padding-bottom: .16em; margin-bottom: -.16em; }
.hero-title .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: .1em; margin-bottom: -.1em; }
.hero-title .w > * { display: inline-block; animation: rise 1.1s cubic-bezier(.16, .84, .24, 1) both; animation-delay: calc(var(--i) * 110ms + 150ms); }
.hero-in { animation: fadeUp .9s ease both; animation-delay: calc(var(--i) * 110ms + 150ms); }
@keyframes rise { from { transform: translateY(105%); } to { transform: none; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

.lead { margin-top: 32px; max-width: 46ch; font-size: var(--t-lg); color: var(--ink-2); }
.hero .lead { margin-top: clamp(20px, 3svh, 32px); color: var(--on-ink-2); }
.hero .actions { margin-top: clamp(24px, 3.5svh, 40px); }
.actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn-signal { background: var(--signal); color: var(--ink-deep); }
.btn-signal:hover { background: var(--on-ink); }
.btn-ghost-light { border-color: var(--line-ink); color: var(--on-ink); }
.btn-ghost-light:hover { border-color: var(--on-ink); }

.hero-hud {
  position: relative; display: flex; align-items: center; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap;
  padding-block: 18px; border-top: 1px solid var(--line-ink);
  font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .06em; text-transform: uppercase; color: var(--on-ink-2);
}
.live-dot { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 0 var(--signal); animation: live 2s ease-out infinite; vertical-align: 1px; }
@keyframes live { 0% { box-shadow: 0 0 0 0 rgba(79, 196, 207, .6); } 100% { box-shadow: 0 0 0 10px rgba(79, 196, 207, 0); } }
.scroll-cue { color: var(--on-ink); display: inline-flex; align-items: center; gap: 8px; min-height: 44px; }
.scroll-cue span { display: inline-block; animation: bob 1.8s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(4px); } }

.facts-band { padding-top: clamp(40px, 5vw, 72px); }
.facts {
  border-top: 2px solid var(--ink);
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
}
.facts > div { padding: 20px 24px 28px 0; display: grid; gap: 10px; align-content: start; }
.facts > div + div { padding-left: 24px; border-left: 1px solid var(--line); }
.facts dd { font-size: clamp(2.4rem, 1.6rem + 2.4vw, 4rem); font-weight: 500; line-height: 1; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.facts dd.dd-text { font-size: var(--t-lg); font-weight: 500; letter-spacing: -.01em; line-height: 1.3; }

/* ---------- Secciones ---------- */
.section { padding-block: var(--section-y); }
.section--gray { background: var(--gray); }

.sec-head {
  display: flex; align-items: baseline; gap: 20px;
  padding-top: 16px; margin-bottom: clamp(40px, 5vw, 64px); border-top: 2px solid var(--ink);
}
.sec-idx { font-family: var(--f-mono); font-size: var(--t-sm); color: var(--petrol); font-weight: 500; }

/* Qué hacemos */
.cols-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px 24px; }
.card { display: grid; gap: 12px; align-content: start; }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; margin-bottom: 12px; }
.card-idx { font-family: var(--f-mono); font-size: var(--t-sm); color: var(--petrol); padding-top: 14px; border-top: 1px solid var(--ink); }
.card p:last-child { color: var(--ink-2); max-width: 40ch; }

/* Campo de acción */
.matrix { display: grid; gap: 0; }
.matrix-group { display: grid; }
.matrix-label { padding-bottom: 12px; border-bottom: 2px solid var(--ink); }
.matrix-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 24px; padding-block: 20px; border-bottom: 1px solid var(--line); align-items: baseline; }
.matrix-row h3 { font-size: 1.125rem; font-weight: 600; }
.matrix-row p { color: var(--ink-2); font-size: var(--t-sm); }
.matrix-arrow { position: relative; height: 96px; display: flex; align-items: center; padding-left: 28px; }
.matrix-arrow::before { content: ""; position: absolute; left: 6px; top: 12px; bottom: 12px; width: 2px; background: var(--petrol); }
.matrix-arrow::after { content: ""; position: absolute; left: 2px; bottom: 12px; width: 10px; height: 10px; border-right: 2px solid var(--petrol); border-bottom: 2px solid var(--petrol); transform: rotate(45deg); }
.matrix-arrow span { font-family: var(--f-mono); font-size: var(--t-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--petrol); }

/* Áreas */
.cols-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.area { display: grid; gap: 14px; align-content: start; padding-top: 20px; border-top: 2px solid var(--petrol); }
.area-letter { font-size: 2.75rem; font-weight: 600; line-height: 1; letter-spacing: -.04em; color: var(--petrol); margin-bottom: 16px; }
.area p:last-child { color: var(--ink-2); font-size: var(--t-sm); }

.photo-row { margin-top: clamp(56px, 7vw, 88px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 24px; }
.photo-row img { width: 100%; height: clamp(220px, 26vw, 400px); object-fit: cover; }
.photo-row figcaption { margin-top: 12px; font-size: var(--t-sm); color: var(--ink-2); }

/* Desarrollos */
.products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; border-bottom: 1px solid var(--line); }
.products li {
  display: grid; grid-template-columns: 56px minmax(0, 1fr); column-gap: 16px; row-gap: 4px;
  padding-block: 22px; border-top: 1px solid var(--line);
}
.products li:nth-child(-n + 2) { border-top: 2px solid var(--ink); }
.p-area { grid-row: span 2; font-family: var(--f-mono); font-size: var(--t-xs); color: var(--petrol); padding-top: .35em; }
.products h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -.01em; }
.products p { color: var(--ink-2); font-size: var(--t-sm); }

.wide-photo { margin-top: clamp(56px, 7vw, 88px); }
.wide-photo img { width: 100%; height: clamp(240px, 32vw, 480px); object-fit: cover; object-position: 50% 50%; }
.wide-photo--person img { object-position: 50% 8%; }
.wide-photo figcaption { margin-top: 12px; font-size: var(--t-sm); color: var(--ink-2); }

/* Bandas CTA a todo el ancho: foto + frase + botón */
.cta-band {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: clamp(440px, 44vw, 640px); display: flex; align-items: center;
  padding-block: clamp(64px, 8vw, 112px);
  background: var(--ink-deep); color: var(--on-ink);
}
.cta-bg {
  position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%;
  object-fit: cover; transform: scale(1.08); transition: transform 2.4s cubic-bezier(.2, .7, .2, 1);
}
.cta-band:has(.cta-inner.is-in) .cta-bg, .cta-band:not(:has(.reveal)) .cta-bg { transform: none; }
.cta-band::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.cta-band--left .cta-bg { object-position: 62% 50%; }
.cta-band--left::before { background: linear-gradient(90deg, rgba(5, 9, 10, .9) 0%, rgba(5, 9, 10, .66) 40%, rgba(5, 9, 10, .08) 72%); }
.cta-band--right .cta-bg { object-position: 40% 25%; }
.cta-band--right::before { background: linear-gradient(270deg, rgba(5, 9, 10, .9) 0%, rgba(5, 9, 10, .66) 40%, rgba(5, 9, 10, .08) 72%); }
.cta-band--right .cta-inner { padding-left: max(var(--gutter), 52%); }
/* Foto más ancha que la banda: corre al sujeto central hacia la derecha, lejos del texto */
.cta-band--shift .cta-bg { inset: 0 auto 0 0; width: 132%; max-width: none; object-position: 50% 22%; }
.cta-band--low .cta-bg { object-position: 50% 78%; }

.cta-kicker {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--on-ink-2);
}
.cta-kicker::before { content: ""; width: 10px; height: 10px; background: var(--signal); }
.cta-phrase {
  margin-top: 22px; max-width: 17ch;
  font-size: clamp(2.1rem, 1rem + 3.4vw, 4.25rem); font-weight: 600; line-height: 1.02; letter-spacing: -.042em; text-wrap: balance;
}
.cta-phrase span { color: var(--signal); }
.cta-inner .btn { margin-top: clamp(28px, 3vw, 40px); }

/* Experiencia */

.timeline { margin-top: clamp(56px, 7vw, 88px); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.timeline li { display: grid; gap: 8px; align-content: start; padding-top: 20px; border-top: 2px solid var(--ink); position: relative; }
.timeline li::before { content: ""; position: absolute; top: -7px; left: 0; width: 12px; height: 12px; background: var(--ink); }
.timeline li.is-sbd { border-top-color: var(--petrol); }
.timeline li.is-sbd::before { background: var(--petrol); }
.timeline h3 { font-size: 1.75rem; font-weight: 600; letter-spacing: -.03em; }
.timeline li > p:last-child { color: var(--ink-2); font-size: var(--t-sm); max-width: 32ch; }

.statement {
  margin-top: clamp(64px, 8vw, 112px); padding-left: clamp(20px, 3vw, 40px); border-left: 4px solid var(--petrol);
  font-size: clamp(1.5rem, 1rem + 1.9vw, 2.6rem); font-weight: 500; line-height: 1.2; letter-spacing: -.025em; max-width: 30ch; text-wrap: balance;
}

.clients { margin-top: clamp(64px, 8vw, 104px); padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px 64px; }
.clients .eyebrow { margin: 0; }
.logos { display: flex; flex-wrap: wrap; align-items: center; gap: 32px 80px; }
.logo { width: auto; filter: var(--logo-filter); opacity: .7; transition: filter .3s ease, opacity .3s ease; }
.logo:hover { filter: var(--logo-hover); opacity: 1; }
.logo--corteva { height: clamp(52px, 4.8vw, 68px); }
.logo--iscamen { height: clamp(29px, 2.7vw, 37px); }

/* Ventajas */
.benefits article { display: grid; gap: 12px; align-content: start; padding-top: 20px; border-top: 1px solid var(--ink); }
.benefits p { color: var(--ink-2); max-width: 38ch; }

/* Contacto */
.section--ink { background: var(--contact-bg); color: var(--on-ink); }
.section--ink .eyebrow, .section--ink .prose, .section--ink .channels dt, .section--ink .field label { color: var(--on-ink-2); }
.contact-lead { margin-top: 24px; }
.channels { margin-top: 48px; border-top: 1px solid var(--line-ink); }
.channels > div { display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 16px; padding-block: 16px; border-bottom: 1px solid var(--line-ink); align-items: baseline; }
.channels dd { overflow-wrap: anywhere; }
.channels a { box-shadow: inset 0 -1px 0 var(--line-ink); transition: box-shadow .2s ease; }
.channels a:hover { box-shadow: inset 0 -1px 0 var(--on-ink); }

.form { display: grid; gap: 24px; align-content: start; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { display: grid; gap: 8px; min-width: 0; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--on-ink);
  background: transparent; border: 0; border-bottom: 1px solid var(--line-ink); border-radius: 0; padding: 10px 0;
  transition: border-color .2s ease;
}
.field select { appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--on-ink-2) 50%), linear-gradient(135deg, var(--on-ink-2) 50%, transparent 50%);
  background-position: calc(100% - 10px) 55%, calc(100% - 5px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.field select option { color: var(--ink); }
.field textarea { resize: vertical; min-height: 110px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(242, 244, 244, .35); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-bottom-color: var(--on-ink); }
.field.has-error input, .field.has-error textarea { border-bottom-color: #E5826F; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 8px; }
.form-status { font-size: var(--t-sm); color: var(--on-ink-2); max-width: 40ch; }
.form-status.is-error { color: #E5826F; }

/* Pie */
.site-footer { padding-block: 32px calc(32px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px 24px; font-size: var(--t-xs); color: var(--ink-2); }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 600; }
.footer-brand .brand-square { width: 10px; height: 10px; }
.footer-social { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px 32px; }
.footer-social-label { font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.social { display: flex; flex-wrap: wrap; gap: 8px 28px; }
.social a { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-size: var(--t-sm); font-weight: 500; color: var(--ink); transition: color .2s ease; }
.social a:hover { color: var(--petrol); }
/* Crédito del estudio que desarrolló el sitio */
.footer-credit { margin-top: 8px; }
.footer-credit p { text-align: right; font-size: .6875rem; color: var(--ink-2); }
.footer-credit a { display: inline-block; padding-block: 8px; color: inherit; font-weight: 700; transition: color .2s ease; }
.footer-credit a:hover { color: var(--ink); }
@media (max-width: 600px) { .footer-credit p { text-align: left; } }
.social svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* ---------- Aparición ---------- */
/* main.js solo agrega .js-reveal si el visitante no pidió reducir el movimiento,
   así que todo lo que sigue queda desactivado en ese caso. */
:root { --ease-out: cubic-bezier(.16, .84, .24, 1); --ease-io: cubic-bezier(.65, 0, .35, 1); }
.js-reveal .reveal:not(.is-in) { opacity: 0; transform: translateY(36px); }
.js-reveal .reveal { transition: opacity .9s ease, transform 1s var(--ease-out); }

/* Encabezado de sección: la regla negra se dibuja de izquierda a derecha y el índice entra detrás */
.js-reveal .sec-head { position: relative; border-top-color: transparent; }
.js-reveal .sec-head::before {
  content: ""; position: absolute; left: 0; right: 0; top: -2px; height: 2px; background: var(--ink);
  transform: scaleX(0); transform-origin: left; transition: transform 1.2s var(--ease-io);
}
.js-reveal .sec-head > * { display: inline-block; transition: opacity .7s ease .35s, transform .9s var(--ease-out) .35s; }
.js-reveal .sec-head > .sec-name { transition-delay: .45s; }
.js-reveal .sec-head:not(.is-in) > * { opacity: 0; transform: translateX(-16px); }
.js-reveal .sec-head.is-in::before { transform: none; }
.js-reveal .sec-head.reveal:not(.is-in) { opacity: 1; transform: none; } /* el bloque queda quieto: se mueven sus partes */

/* Títulos: suben un poco más lento que el resto */
.js-reveal .h2.reveal { transition-duration: 1s, 1.2s; }
.js-reveal .h2.reveal:not(.is-in) { transform: translateY(48px); }

/* Fotos: fundido suave que pasa de borroso a nítido, con un zoom muy leve que se asienta.
   El marco no se desplaza: solo cambia la imagen, para que la entrada sea tranquila. */
.js-reveal .wide-photo.reveal img, .js-reveal .photo-row .reveal img, .js-reveal .card.reveal img {
  transition: opacity 1.6s ease, filter 1.8s ease, transform 2.4s var(--ease-out);
}
.js-reveal .wide-photo.reveal:not(.is-in) img, .js-reveal .photo-row .reveal:not(.is-in) img, .js-reveal .card.reveal:not(.is-in) img {
  opacity: 0; filter: blur(14px) saturate(.6); transform: scale(1.05);
}
.js-reveal .wide-photo.reveal:not(.is-in), .js-reveal .photo-row .reveal:not(.is-in), .js-reveal .card.reveal:not(.is-in) { opacity: 1; transform: none; }
.js-reveal .wide-photo.reveal figcaption, .js-reveal .photo-row .reveal figcaption { transition: opacity 1s ease .7s; }
.js-reveal .wide-photo.reveal:not(.is-in) figcaption, .js-reveal .photo-row .reveal:not(.is-in) figcaption { opacity: 0; }
/* Las fotos llevan overflow oculto para que el desenfoque y el zoom no se salgan del marco */
.wide-photo, .photo-row figure { overflow: hidden; }
.card { overflow: hidden; }
.js-reveal .card.reveal:not(.is-in) > :not(img) { opacity: 0; }
.js-reveal .card.reveal > :not(img) { transition: opacity .8s ease .35s; }

/* Escalonado: las piezas de una misma fila entran una detrás de otra */
.js-reveal .cols-3 > :nth-child(3n + 2), .js-reveal .cols-3 > :nth-child(3n + 2) img,
.js-reveal .cols-4 > :nth-child(2), .js-reveal .photo-row > :nth-child(2), .js-reveal .photo-row > :nth-child(2) img { transition-delay: .12s; }
.js-reveal .cols-3 > :nth-child(3n + 3), .js-reveal .cols-3 > :nth-child(3n + 3) img,
.js-reveal .cols-4 > :nth-child(3) { transition-delay: .24s; }
.js-reveal .cols-4 > :nth-child(4) { transition-delay: .36s; }
.js-reveal .area { transition-property: opacity, transform, border-color; }
.js-reveal .area.reveal:not(.is-in) { border-top-color: transparent; }

/* Listas que entran como un bloque: sus filas aparecen en cascada */
.js-reveal .products > li, .js-reveal .timeline > li, .js-reveal .matrix > *, .js-reveal .logos > li {
  transition: opacity .7s ease, transform .9s var(--ease-out);
}
.js-reveal .products:not(.is-in) > li, .js-reveal .timeline:not(.is-in) > li,
.js-reveal .matrix:not(.is-in) > *, .js-reveal .clients:not(.is-in) .logos > li { opacity: 0; transform: translateY(20px); }
.js-reveal .products.reveal:not(.is-in), .js-reveal .timeline.reveal:not(.is-in),
.js-reveal .matrix.reveal:not(.is-in) { opacity: 1; transform: none; }
.js-reveal .products > li:nth-child(2) { transition-delay: .06s; }
.js-reveal .products > li:nth-child(3) { transition-delay: .12s; }
.js-reveal .products > li:nth-child(4) { transition-delay: .18s; }
.js-reveal .products > li:nth-child(5) { transition-delay: .24s; }
.js-reveal .products > li:nth-child(6) { transition-delay: .3s; }
.js-reveal .products > li:nth-child(7) { transition-delay: .36s; }
.js-reveal .products > li:nth-child(8) { transition-delay: .42s; }
.js-reveal .timeline > li:nth-child(2), .js-reveal .matrix > :nth-child(2), .js-reveal .logos > li:nth-child(2) { transition-delay: .18s; }
.js-reveal .timeline > li:nth-child(3), .js-reveal .matrix > :nth-child(3) { transition-delay: .36s; }

/* Línea de tiempo: el cuadradito de cada hito aparece al final */
.js-reveal .timeline li::before { transition: transform .5s var(--ease-out) .5s; }
.js-reveal .timeline:not(.is-in) li::before { transform: scale(0); }
.js-reveal .timeline li:nth-child(2)::before { transition-delay: .68s; }
.js-reveal .timeline li:nth-child(3)::before { transition-delay: .86s; }

/* Flecha del campo de acción: se dibuja hacia abajo */
.js-reveal .matrix-arrow::before { transform-origin: top; transition: transform .9s var(--ease-io) .3s; }
.js-reveal .matrix:not(.is-in) .matrix-arrow::before { transform: scaleY(0); }

/* Frase destacada: la barra lateral crece */
.js-reveal .statement { border-left-color: transparent; position: relative; }
.js-reveal .statement::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--petrol);
  transform-origin: top; transition: transform 1s var(--ease-io) .2s;
}
.js-reveal .statement:not(.is-in)::before { transform: scaleY(0); }

/* Banda de datos bajo la portada */
.js-reveal .facts > div { transition: opacity .8s ease, transform 1s var(--ease-out); }
.js-reveal .facts-band:not(.is-in) .facts > div { opacity: 0; transform: translateY(24px); }
.js-reveal .facts-band.reveal:not(.is-in) { opacity: 1; transform: none; }
.js-reveal .facts > div:nth-child(2) { transition-delay: .1s; }
.js-reveal .facts > div:nth-child(3) { transition-delay: .2s; }
.js-reveal .facts > div:nth-child(4) { transition-delay: .3s; }

/* Bandas CTA: el texto entra en cascada después de la foto */
.js-reveal .cta-inner > * { transition: opacity .8s ease, transform 1s var(--ease-out); }
.js-reveal .cta-inner:not(.is-in) > * { opacity: 0; transform: translateY(28px); }
.js-reveal .cta-inner.reveal:not(.is-in) { opacity: 1; transform: none; }
.js-reveal .cta-inner > :nth-child(2) { transition-delay: .15s; }
.js-reveal .cta-inner > :nth-child(3) { transition-delay: .3s; }

/* ---------- Responsive ---------- */
/* Hasta 1200px la razón social junto al logo no entra con el menú en portugués */
@media (max-width: 1200px) { .brand-full { display: none; } }

@media (max-width: 1080px) {
  .cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  /* Menú hamburguesa desde 1080px: con el selector de idioma, el menú de
     escritorio en portugués o inglés ya no entra en una línea */
  .lang { margin-left: auto; }
  .header-inner { gap: 12px; }
  .nav-toggle {
    display: inline-grid; place-content: center; gap: 6px; width: 44px; height: 44px;
    background: none; border: 1px solid var(--line); cursor: pointer; color: var(--ink);
  }
  .nav-toggle-bar { display: block; width: 18px; height: 2px; background: currentColor; transition: transform .25s ease; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-of-type { transform: translateY(4px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-of-type { transform: translateY(-4px) rotate(-45deg); }
  .nav {
    position: fixed; left: 0; right: 0; top: calc(var(--header-h) + env(safe-area-inset-top, 0px));
    background: var(--white); border-bottom: 1px solid var(--line); padding: 8px var(--gutter) 24px; display: none;
    max-height: calc(100svh - var(--header-h) - env(safe-area-inset-top, 0px)); overflow-y: auto; overscroll-behavior: contain;
  }
  .nav.is-open { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav li { border-bottom: 1px solid var(--line); }
  .nav a { display: block; padding-block: 16px; font-size: 1rem; color: var(--ink); }
  .nav a.is-active { box-shadow: none; padding-bottom: 16px; }
  .nav-cta-item { border-bottom: 0 !important; padding-top: 16px; }
  .nav-cta { justify-content: center; height: 50px; }
}

@media (max-width: 900px) {
  .lang { padding-left: 0; border-left: 0; }
  .lang a { min-width: 32px; }
  :root { --header-h: 64px; }
  .brand-full { display: none; }

  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts > div:nth-child(n + 3) { border-top: 1px solid var(--line); }

  .grid { display: block; }
  .grid > * + * { margin-top: 32px; }
  .cols-3, .timeline, .products, .photo-row { grid-template-columns: 1fr; }
  .products li:nth-child(2) { border-top: 1px solid var(--line); }
}

@media (max-width: 600px) {
  .cols-4, .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .btn { width: 100%; justify-content: center; }
  .actions .btn { flex: 1 1 auto; width: auto; }
  .matrix-row { grid-template-columns: 1fr; gap: 4px; }
  .channels > div { grid-template-columns: 84px minmax(0, 1fr); }
  .clients { flex-direction: column; align-items: flex-start; }
  .hide-sm { display: none; }
  .hero .lead { font-size: 1.0625rem; }
  .hero-bg { opacity: .35; animation: none; }
  .cta-band { min-height: 560px; align-items: flex-end; padding-block: 48px; }
  .cta-band--left::before, .cta-band--right::before { background: linear-gradient(0deg, rgba(5, 9, 10, .92) 0%, rgba(5, 9, 10, .7) 45%, rgba(5, 9, 10, .1) 85%); }
  .cta-band--right .cta-inner { padding-left: var(--gutter); }
  .cta-band--shift .cta-bg { width: 100%; object-position: 45% 18%; }
  .cta-band--low .cta-bg { object-position: 60% 70%; }
  .cta-band .btn { width: 100%; justify-content: center; }
  .hero-shade { background: linear-gradient(0deg, rgba(5, 9, 10, .9) 0%, rgba(5, 9, 10, .72) 55%, rgba(5, 9, 10, .15) 100%); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js-reveal .reveal:not(.is-in) { opacity: 1; transform: none; }
}