/* ============================================================
   TerraMow Argentina
   Lenguaje visual: catálogo de maquinaria de jardín + plano de
   relevamiento. Verde césped y amarillo máquina sobre papel tiza.
   Bloques planos, sin degradés ni sombras. Tokens en :root.
   ============================================================ */

:root {
  /* superficies */
  --chalk:   #f1f2ea;   /* papel tiza: fondo base */
  --chalk-2: #e4e7da;   /* papel más asentado: alterna secciones */
  --turf:    #1c5233;   /* verde césped: bloques macizos */
  --turf-d:  #143b25;   /* verde profundo: pie */

  /* tinta */
  --ink:     #14251a;
  --ink-2:   #4c5a4e;
  --ink-3:   #6d7a6e;

  /* acento */
  --maize:   #e7d64a;   /* amarillo máquina: relleno, nunca texto sobre tiza */

  /* líneas */
  --line:    #cbd1c0;
  --line-2:  #b3bca6;
  --line-on-turf: rgba(241, 242, 234, .22);

  /* tipografía */
  --sans: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;

  /* medidas */
  --wrap: 1240px;
  --pad: clamp(20px, 5vw, 56px);
  --sec: clamp(68px, 9vw, 120px);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--chalk);
  color: var(--ink);
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
p { margin: 0 0 1.1rem; }
ul, ol { margin: 0; padding: 0; list-style: none; }
[hidden] { display: none !important; }

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 650;
  font-variation-settings: "wdth" 112, "wght" 650;
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  text-wrap: balance;
}
h1 {
  font-size: clamp(2.9rem, 8.4vw, 6.4rem);
  font-weight: 700;
  font-variation-settings: "wdth" 118, "wght" 700;
  line-height: .92;
  letter-spacing: -.035em;
}
h2 { font-size: clamp(1.85rem, 4vw, 3rem); }
h3 { font-size: 1.16rem; font-variation-settings: "wdth" 106, "wght" 620; letter-spacing: -.012em; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.skip {
  position: absolute; left: -9999px; top: 10px; z-index: 200;
  background: var(--turf); color: var(--chalk);
  padding: 10px 16px; font-family: var(--sans); font-weight: 600;
}
.skip:focus { left: 16px; }
:focus-visible { outline: 2px solid var(--turf); outline-offset: 3px; }
.on-turf :focus-visible { outline-color: var(--maize); }

/* ---------- utilidades ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }
.lede { font-size: clamp(1.08rem, 1.6vw, 1.3rem); line-height: 1.6; max-width: 46ch; color: var(--ink-2); }
.ico { width: 21px; height: 21px; display: block; }

/* ---------- botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 24px; border: 1.5px solid var(--turf); border-radius: 2px;
  background: var(--turf); color: var(--chalk);
  font-family: var(--sans); font-size: .95rem; font-weight: 600;
  font-variation-settings: "wdth" 104, "wght" 600;
  text-decoration: none; cursor: pointer; text-align: center;
  transition: background .15s linear, color .15s linear, border-color .15s linear;
}
.btn:hover { background: var(--turf-d); border-color: var(--turf-d); }
.btn--line { background: none; color: var(--ink); border-color: var(--line-2); }
.btn--line:hover { background: none; border-color: var(--ink); color: var(--ink); }
.btn--maize { background: var(--maize); border-color: var(--maize); color: var(--ink); }
.btn--maize:hover { background: #d9c73c; border-color: #d9c73c; }
.btn--sm { padding: 9px 16px; font-size: .86rem; }
.btn--block { display: flex; width: 100%; }

/* ---------- nav ---------- */
.site {
  position: sticky; top: 0; z-index: 100;
  background: var(--chalk);
  border-bottom: 1px solid transparent;
  transition: border-color .15s linear;
}
.site.is-stuck { border-bottom-color: var(--line); }
.site__in { display: flex; align-items: center; gap: 30px; height: 70px; }

.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
/* logotipo oficial: assets/img/marca/logo.avif (png de respaldo) */
.logo picture { display: flex; flex: none; }
/* el archivo trae ~5% de aire a cada lado: el margen negativo deja la "T"
   al ras del borde de la grilla, como el resto del contenido */
.logo__mark { display: block; width: auto; height: 28px; margin-left: -6px; }
/* el logotipo es negro sobre transparente: sobre verde va calado en blanco */
.foot .logo__mark { filter: brightness(0) invert(1); }
.foot .logo { gap: 3px; }
.logo__text {
  font-family: var(--sans); font-size: 1.02rem; font-weight: 700;
  font-variation-settings: "wdth" 108, "wght" 700; letter-spacing: -.03em;
}
.logo__text em { font-style: normal; font-weight: 400; font-variation-settings: "wdth" 96, "wght" 400; color: var(--ink-2); }

.site__links { display: flex; gap: 26px; margin-left: auto; font-family: var(--sans); }
.site__links a {
  text-decoration: none; font-size: .92rem; color: var(--ink-2);
  padding: 4px 0; border-bottom: 1.5px solid transparent;
  transition: color .15s linear, border-color .15s linear;
}
.site__links a:hover { color: var(--ink); border-bottom-color: var(--ink); }

.site__toggle {
  display: none; margin-left: auto; width: 40px; height: 40px;
  background: none; border: 1.5px solid var(--line-2); border-radius: 2px; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.site__toggle span { display: block; width: 16px; height: 1.5px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.site__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.site__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.site__mobile {
  display: flex; flex-direction: column;
  padding: 4px var(--pad) 22px; background: var(--chalk);
  border-top: 1px solid var(--line); font-family: var(--sans);
}
.site__mobile a { text-decoration: none; padding: 13px 0; color: var(--ink-2); font-size: 1rem; border-bottom: 1px solid var(--line); }
.site__mobile .btn { margin-top: 18px; border: 1.5px solid var(--turf); color: var(--chalk); }

/* ---------- hero ---------- */
/* video a sangre en toda la primera pantalla; el texto va encima sobre un velo plano */
.hero__stage {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; align-items: flex-end;
  min-height: clamp(520px, calc(100svh - 70px), 860px);
  background: var(--turf-d); color: var(--chalk);
}
.hero__media { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.hero__stage::before { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(20, 37, 26, .52); }

.hero__head {
  width: 100%;
  padding-block: clamp(48px, 8vw, 96px) clamp(36px, 5vw, 64px);
}
.hero h1 { max-width: 15ch; margin-bottom: .28em; color: var(--chalk); }
.hero .lede { color: rgba(241, 242, 234, .88); max-width: 52ch; }
.hero__sub {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(24px, 4vw, 48px); align-items: end;
  margin-top: clamp(22px, 3vw, 34px);
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 10px; }
.hero .btn--line { color: var(--chalk); border-color: rgba(241, 242, 234, .6); }
.hero .btn--line:hover { color: var(--chalk); border-color: var(--chalk); }

/* tres hechos bajo la banda */
.hero__facts {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  margin-top: clamp(34px, 5vw, 56px);
}
.hero__facts li {
  padding: 22px 26px 0 0; font-size: .98rem; color: var(--ink-2); line-height: 1.5;
}
.hero__facts li + li { border-left: 1px solid var(--line); padding-left: 26px; }

/* ---------- secciones ---------- */
.section { padding-block: var(--sec); }
.section--paper { background: var(--chalk-2); }
.section--turf { background: var(--turf); color: var(--chalk); }
.sec-head { max-width: 64ch; margin-bottom: clamp(36px, 5vw, 58px); }
.sec-head h2 { max-width: 13ch; }
.sec-head p { color: var(--ink-2); max-width: 54ch; margin: 0; }
.section--turf .sec-head p { color: rgba(241, 242, 234, .74); }
.note { font-size: .88rem; color: var(--ink-3); margin: 30px 0 0; }

/* ---------- ficha de capacidades ---------- */
.feats { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: clamp(32px, 6vw, 84px); }
.feat {
  display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 18px;
  padding: 26px 0; border-top: 1px solid var(--line);
}
.feat .ico { color: var(--turf); margin-top: 3px; }
.feat h3 { margin-bottom: .3em; }
.feat p { margin: 0; color: var(--ink-2); font-size: .98rem; line-height: 1.6; }

/* ---------- plano (bloque verde) ---------- */
.plan__in {
  display: grid; grid-template-columns: 1.06fr .94fr;
  gap: clamp(32px, 5vw, 72px); align-items: center;
}
.plan__media { margin: 0; }
.plan__media img { width: 100%; }
.plan__cap {
  font-family: var(--sans); font-size: .82rem; color: rgba(241, 242, 234, .68);
  margin-top: 12px; display: flex; justify-content: space-between; gap: 16px;
}
.plan__copy p { color: rgba(241, 242, 234, .82); }

.checks { display: grid; gap: 12px; margin-top: 28px; }
.checks li { position: relative; padding-left: 26px; font-size: 1rem; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 11px; height: 11px; background: var(--maize);
}
.section--turf .checks li { color: rgba(241, 242, 234, .9); }

/* ---------- pasos (secuencia real: van numerados) ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(22px, 3vw, 40px); }
.step img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.step__num {
  display: block; font-family: var(--sans);
  font-size: 2.6rem; font-weight: 700; font-variation-settings: "wdth" 120, "wght" 700;
  letter-spacing: -.04em; color: var(--turf);
  margin: 18px 0 4px; line-height: 1;
}
.step h3 { margin-bottom: .3em; }
.step p { margin: 0; color: var(--ink-2); font-size: .98rem; }

/* ---------- modelos: una fila por equipo, foto y ficha ---------- */
.lineup { display: grid; gap: clamp(36px, 5vw, 64px); }
.unit {
  display: grid; grid-template-columns: 1.02fr .98fr;
  gap: clamp(28px, 4vw, 56px); align-items: start;
  padding-top: clamp(32px, 4vw, 52px); border-top: 1px solid var(--line);
}
.unit--flip .unit__media { order: 2; }
.unit__media { margin: 0; }
.unit__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.unit__name { display: flex; align-items: baseline; gap: 14px; margin-bottom: 4px; }
.unit__name h3 { margin: 0; font-size: 1.5rem; font-variation-settings: "wdth" 110, "wght" 650; }
.unit__tag {
  font-family: var(--sans); font-size: .8rem; line-height: 1.35;
  padding: 3px 8px; color: var(--ink-3); white-space: nowrap;
}
.unit__tag--new { color: var(--ink); background: var(--maize); }
.unit__for { font-size: 1.05rem; margin-bottom: .8rem; }
.unit__copy > p { color: var(--ink-2); font-size: .98rem; max-width: 52ch; }

/* ficha: dos columnas de filas fileteadas */
.specs { display: grid; grid-template-columns: 1fr 1fr; column-gap: clamp(20px, 3vw, 40px); margin: 22px 0 26px; }
.specs > div {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 9px 0; border-top: 1px solid var(--line);
  font-family: var(--sans); font-size: .87rem;
}
.specs dt { margin: 0; color: var(--ink-3); font-weight: 400; }
.specs dd { margin: 0; font-weight: 600; font-variation-settings: "wdth" 102, "wght" 600; text-align: right; }

.unit__cta { display: flex; flex-wrap: wrap; gap: 10px; }

/* ============================================================
   Páginas de modelo (v1000.html, x-awd.html)
   ============================================================ */
/* sección actual: fija en las páginas de modelo, y según el scroll en la portada (main.js) */
.site__links a[aria-current] { color: var(--ink); border-bottom-color: var(--maize); }
.site__mobile a[aria-current] { color: var(--ink); }

/* hero de modelo: misma banda que la portada, un poco más baja */
.hero--model .hero__stage { min-height: clamp(460px, calc(82svh - 70px), 760px); }
/* foto con el motivo abajo (V1000): se encuadra desde abajo para que no se corte el robot */
.hero__media--low { object-position: 50% 88%; }
.hero--model h1 { font-size: clamp(2.6rem, 7vw, 5.4rem); max-width: 12ch; }
.crumbs {
  display: flex; gap: 8px; margin: 0 0 18px;
  font-family: var(--sans); font-size: .86rem; color: rgba(241, 242, 234, .72);
}
.crumbs a { text-decoration: none; border-bottom: 1px solid rgba(241, 242, 234, .4); }
.crumbs a:hover { color: var(--chalk); border-bottom-color: var(--chalk); }
.hero--model .unit__tag--new { font-size: .86rem; vertical-align: middle; }

/* cifras clave bajo la banda */
.kpis {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line); margin-top: clamp(34px, 5vw, 56px);
}
.kpis div { padding: 22px 22px 0 0; }
.kpis div + div { border-left: 1px solid var(--line); padding-left: 22px; }
.kpis dt { font-family: var(--sans); font-size: .84rem; color: var(--ink-3); order: 2; }
.kpis dd {
  margin: 0 0 4px; font-family: var(--sans); line-height: 1;
  font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 700;
  font-variation-settings: "wdth" 118, "wght" 700; letter-spacing: -.04em; color: var(--turf);
}
.kpis div { display: flex; flex-direction: column; }

/* clips cortos: grilla de videos con epígrafe */
.clips { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(22px, 3vw, 36px); }
.clip { margin: 0; }
.clip video, .clip img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--turf-d); display: block; }
.clip figcaption { padding-top: 14px; }
.clip h3 { margin-bottom: .25em; }
.clip p { margin: 0; color: var(--ink-2); font-size: .96rem; line-height: 1.55; }
/* video + texto, una sección por demo (index · Así mapea / Así corta) */
.demo__in { display: grid; grid-template-columns: 1.3fr .9fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.demo__in--flip { grid-template-columns: .9fr 1.3fr; }
.demo__in--flip .demo__media { order: 2; }
.demo__media { margin: 0; }
.demo__media video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--turf-d); display: block; }
.demo__cap {
  font-family: var(--sans); font-size: .82rem; color: var(--ink-3);
  margin-top: 12px; display: flex; justify-content: space-between; gap: 16px;
}
.demo__copy > p { color: var(--ink-2); }
.demo__copy .app__list { margin-top: 26px; }

/* video largo sobre bloque verde */
.film__in { display: grid; grid-template-columns: 1.5fr .9fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.film__media { margin: 0; }
.film__media video, .film__media iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; background: #0c2216; display: block; }
.film__cap {
  font-family: var(--sans); font-size: .82rem; color: rgba(241, 242, 234, .68);
  margin-top: 12px; display: flex; justify-content: space-between; gap: 16px;
}
.film__copy p { color: rgba(241, 242, 234, .82); }

/* galería de fotos: una grande y el resto en grilla */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(10px, 1.4vw, 16px); }
.gallery a { display: block; position: relative; overflow: hidden; background: var(--chalk-2); }
.gallery a:first-child { grid-column: span 2; grid-row: span 2; }
.gallery img { width: 100%; height: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery a:first-child img { aspect-ratio: auto; }
.gallery a:focus-visible { outline-offset: 2px; }

/* visor de fotos */
.lightbox {
  width: min(1200px, calc(100vw - 32px)); max-height: calc(100svh - 32px);
  padding: 0; border: 0; background: none; color: var(--chalk);
}
.lightbox::backdrop { background: rgba(12, 26, 17, .9); }
.lightbox img { max-height: calc(100svh - 110px); width: auto; margin-inline: auto; }
.lightbox__bar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 12px; font-family: var(--sans); font-size: .88rem;
}
.lightbox__bar button {
  background: none; color: var(--chalk); cursor: pointer;
  border: 1.5px solid rgba(241, 242, 234, .5); border-radius: 2px;
  padding: 7px 14px; font: 600 .86rem var(--sans);
}
.lightbox__bar button:hover { border-color: var(--chalk); }
.lightbox__nav { display: flex; gap: 8px; }

/* ¿cuál me conviene? */
.pick { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); }
.pick > div { border-top: 1px solid var(--line-2); padding-top: 24px; }
.pick p { color: var(--ink-2); }
.pick .checks { margin: 0 0 26px; }

/* ---------- app ---------- */
.app__in { display: grid; grid-template-columns: .92fr 1.08fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.app__media { margin: 0; order: -1; }
.phone {
  max-width: 300px; margin-inline: auto; padding: 8px;
  border: 1.5px solid var(--ink); border-radius: 26px; background: var(--chalk);
}
.phone img { border-radius: 19px; width: 100%; }
.app__copy p { color: var(--ink-2); }
.app__list { margin-top: 30px; }
.app__list div {
  display: grid; grid-template-columns: 11ch minmax(0, 1fr); gap: 18px;
  padding: 13px 0; border-top: 1px solid var(--line-2);
  font-size: .97rem;
}
.app__list dt { font-family: var(--sans); font-weight: 600; font-variation-settings: "wdth" 102, "wght" 600; font-size: .92rem; }
.app__list dd { margin: 0; color: var(--ink-2); }
.app .btn { margin-top: 30px; }

/* ---------- preguntas ---------- */
.faq { max-width: 860px; border-bottom: 1px solid var(--line); }
.faq details { border-top: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 20px 46px 20px 0;
  font-family: var(--sans); font-size: 1.05rem; font-weight: 580;
  font-variation-settings: "wdth" 104, "wght" 580; letter-spacing: -.012em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq summary::after {
  content: ""; position: absolute; right: 8px; top: 50%;
  width: 15px; height: 1.5px; background: var(--ink);
  transition: transform .22s ease;
}
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0deg); }
.faq__body { padding: 0 0 22px; }
.faq__body p { margin: 0; color: var(--ink-2); max-width: 64ch; }

/* ---------- cierre: contacto ---------- */
.close { background: var(--turf); color: var(--chalk); padding-block: var(--sec); }
.close__in { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(34px, 5vw, 72px); align-items: start; }
.close__copy p { color: rgba(241, 242, 234, .82); }

/* ---------- formulario ---------- */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full, .form .btn, .form__note { grid-column: 1 / -1; }
.field label { font-family: var(--sans); font-size: .84rem; color: rgba(241, 242, 234, .74); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 13px; border-radius: 2px;
  font: 400 1rem/1.4 var(--serif); color: var(--chalk);
  background: rgba(241, 242, 234, .06);
  border: 1.5px solid var(--line-on-turf);
  transition: border-color .15s linear, background .15s linear;
}
.field select { font-family: var(--serif); }
.field select option { color: var(--ink); }
.field textarea { resize: vertical; min-height: 86px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(241, 242, 234, .38); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--maize); background: rgba(241, 242, 234, .1);
}
.field.is-error input, .field.is-error select { border-color: #f0a58a; }
.form__note { font-family: var(--sans); font-size: .88rem; margin: 2px 0 0; min-height: 1.3em; color: rgba(241, 242, 234, .74); }
.form__note.is-ok { color: var(--maize); }
.form__note.is-bad { color: #f0a58a; }
/* campo trampa para bots: fuera de pantalla, no se ve ni se tabula */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.opt { color: rgba(241, 242, 234, .5); }

/* ---------- pie ---------- */
.foot { background: var(--turf-d); color: rgba(241, 242, 234, .72); padding-top: 54px; font-size: .95rem; }
.foot__in { display: flex; flex-wrap: wrap; gap: 34px; justify-content: space-between; padding-bottom: 42px; }
.foot .logo__text { color: var(--chalk); }
.foot .logo__text em { color: rgba(241, 242, 234, .6); }
.foot__tag { max-width: 40ch; margin: 14px 0 0; }
.foot__links { display: flex; flex-wrap: wrap; gap: 24px; font-family: var(--sans); font-size: .93rem; }
.foot__links a { text-decoration: none; border-bottom: 1.5px solid transparent; }
.foot__links a:hover { color: var(--chalk); border-bottom-color: var(--chalk); }
.foot__bar {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
  border-top: 1px solid var(--line-on-turf); padding-block: 22px;
  font-family: var(--sans); font-size: .82rem; color: rgba(241, 242, 234, .55);
}

/* ---------- entrada: un solo momento, al cargar ---------- */
@media (prefers-reduced-motion: no-preference) {
  .hero h1, .hero__sub { animation: rise .7s cubic-bezier(.2, .7, .3, 1) both; }
  .hero__sub { animation-delay: .1s; }
  .hero__media { animation: fade 1.2s ease both; }
  @keyframes rise { from { opacity: 0; transform: translateY(14px); } }
  @keyframes fade { from { opacity: 0; } }
}

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .site__links, .site__cta { display: none; }
  .site__toggle { display: flex; }
  .plan__in, .app__in, .close__in { grid-template-columns: 1fr; }
  .feats { grid-template-columns: 1fr; }
  .unit { grid-template-columns: 1fr; }
  .unit--flip .unit__media { order: 0; }
  .steps { grid-template-columns: 1fr; gap: 34px; }
  .step { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 24px; align-items: start; }
  .step__num { margin-top: 0; }
  .clips { grid-template-columns: 1fr 1fr; }
  .demo__in, .demo__in--flip { grid-template-columns: 1fr; }
  .demo__in--flip .demo__media { order: 0; }
  .film__in, .pick { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .kpis div:nth-child(3) { border-left: 0; padding-left: 0; }
  .kpis div:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 22px; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  body { font-size: 16px; }
  .hero__sub { grid-template-columns: 1fr; align-items: start; }
  .hero__cta { width: 100%; }
  .hero__cta .btn { flex: 1 1 160px; }
  .hero__facts { grid-template-columns: 1fr; }
  .hero__facts li { padding: 16px 0; }
  .hero__facts li + li { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .step { grid-template-columns: 1fr; gap: 0; }
  .form { grid-template-columns: 1fr; }
  .app__list div { grid-template-columns: 1fr; gap: 2px; }
  .specs { grid-template-columns: 1fr; }
  .clips { grid-template-columns: 1fr; }
  .unit__cta .btn { flex: 1 1 160px; }
}

/* ---------- accesibilidad ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}