/* =========================================================================
   MONTENEGRO · Rastra Diamante — landing
   Sistema visual: Brandbook 2026 (Oswald · Archivo Black · Inter)
   Negro Tierra 55 · Blanco 20 · Mostaza 15 · Rojo 10
   ========================================================================= */

:root {
  --tierra: #110C09;
  --tierra-2: #1A1410;
  --tierra-3: #241C16;
  --rojo: #BA111A;
  --rojo-pantalla: #C90C14;
  --mostaza: #D79E4D;
  --oro: #CF9F57;
  --hueso: #F4EFE7;
  --blanco: #FFFFFF;
  --line: rgba(244, 239, 231, .14);
  --line-dark: rgba(17, 12, 9, .14);
  --muted: rgba(244, 239, 231, .62);
  --muted-dark: rgba(17, 12, 9, .62);

  --f-head: "Oswald", "Arial Narrow", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --f-num: "Archivo Black", "Arial Black", "PingFang SC", "Noto Sans SC", sans-serif;
  --f-body: "Inter", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;

  --gutter: clamp(16px, 4vw, 64px);
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --nav-h: 76px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--tierra);
  color: var(--hueso);
  font: 400 16px/1.6 var(--f-body);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
::selection { background: var(--rojo); color: #fff; }
h1, h2, h3 { margin: 0; font-weight: 600; }
h2 {
  font: 600 clamp(2.6rem, 7vw, 6.4rem)/1 var(--f-head);
  text-transform: uppercase;
  letter-spacing: -.005em;
  text-wrap: balance;
}
p { margin: 0; }
section { position: relative; }

/* Chinese: Oswald has no CJK — tune tracking/case so it stays elegant */
:lang(zh) h1, :lang(zh) h2, :lang(zh) h3 { letter-spacing: .02em; line-height: 1.15; }

/* ---------- Atoms ---------- */
.tag {
  display: inline-flex; align-items: center; gap: .7em;
  font: 700 .74rem/1 var(--f-body);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--oro);
  margin-bottom: 1.6rem;
}
.tag::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.tag--dark { color: var(--tierra); }
.tag--light { color: var(--hueso); }
.goldline { display: block; width: 120px; height: 2px; background: var(--oro); margin: 2.4rem 0; transform-origin: left; }

.kicker { display: inline-flex; align-items: center; gap: .6rem; font: 600 .78rem/1 var(--f-body); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.kicker__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--rojo); box-shadow: 0 0 0 0 rgba(186,17,26,.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 12px rgba(186,17,26,0); } 100% { box-shadow: 0 0 0 0 rgba(186,17,26,0); } }

.btn {
  --bg: var(--hueso); --fg: var(--tierra);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .8rem;
  height: 54px; padding: 0 1.6rem;
  background: var(--bg); color: var(--fg);
  font: 600 .82rem/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase;
  border-radius: 999px; overflow: hidden; isolation: isolate; white-space: nowrap;
  transition: color .5s var(--ease), background .5s var(--ease), transform .3s var(--ease);
  will-change: transform;
}
.btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; transition: transform .5s var(--ease); }
.btn::after {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: var(--hov, var(--rojo)); transform: translateY(101%); transition: transform .55s var(--ease);
}
.btn:hover::after { transform: translateY(0); }
.btn:hover { color: var(--hov-fg, #fff); }
.btn:hover svg { transform: translateX(3px); }
.btn--red { --bg: var(--rojo); --fg: #fff; --hov: var(--hueso); --hov-fg: var(--tierra); }
.btn--light { --bg: var(--hueso); --fg: var(--tierra); }
.btn--ghost { --bg: transparent; --fg: var(--hueso); box-shadow: inset 0 0 0 1px rgba(244,239,231,.35); --hov: var(--hueso); --hov-fg: var(--tierra); }
.btn--dark { --bg: var(--tierra); --fg: var(--hueso); }
.btn--outline-dark { --bg: transparent; --fg: var(--tierra); box-shadow: inset 0 0 0 1px rgba(17,12,9,.35); --hov: var(--tierra); --hov-fg: var(--hueso); }
.btn--xl { height: 68px; padding: 0 2rem; font-size: 1rem; letter-spacing: .06em; }
.btn--xl .wa { width: 26px; height: 26px; fill: currentColor; stroke: none; }
.btn--block { width: 100%; }

.link-arrow { display: inline-flex; gap: .5rem; font: 600 .8rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; border-bottom: 1px solid currentColor; padding-bottom: .4rem; transition: color .3s, gap .4s var(--ease); }
.link-arrow:hover { color: var(--oro); gap: .9rem; }

.ticks { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: .9rem; }
.ticks li { position: relative; padding-left: 2rem; font-size: .98rem; line-height: 1.5; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .55em; width: 14px; height: 2px; background: var(--rojo); }
.ticks--light li { color: var(--hueso); }

/* ---------- Reveal system ---------- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensive: split text manages itself */
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Splash ---------- */
.splash {
  position: fixed; inset: 0; z-index: 100; background: var(--tierra);
  display: grid; place-content: center; justify-items: center; gap: 1.6rem;
  animation: splashOut .8s var(--ease-io) 4.5s forwards;  /* safety net */
}
.splash__block { width: min(56vw, 380px); clip-path: inset(0 100% 0 0); animation: wipe 1s var(--ease-io) .15s forwards; }
.splash__tag { font: 600 .74rem/1 var(--f-body); letter-spacing: .3em; text-transform: uppercase; color: var(--muted); opacity: 0; animation: fade .8s ease .8s forwards; }
.splash__bar { width: 140px; height: 2px; background: var(--line); overflow: hidden; }
.splash__bar span { display: block; height: 100%; background: var(--oro); transform-origin: left; transform: scaleX(0); animation: bar 1.4s var(--ease-io) .3s forwards; }
.splash.is-done { animation: splashOut .8s var(--ease-io) forwards; }
@keyframes wipe { to { clip-path: inset(0 0 0 0); } }
@keyframes fade { to { opacity: 1; } }
@keyframes bar { to { transform: scaleX(1); } }
@keyframes splashOut { to { clip-path: inset(0 0 100% 0); visibility: hidden; } }

/* ---------- Grain + cursor ---------- */
.grain {
  position: fixed; inset: -50%; z-index: 90; pointer-events: none; opacity: .06;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation: grain 1s steps(4) infinite;
}
@keyframes grain { 0%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)} 50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-1%)} }

.cursor { position: fixed; left: 0; top: 0; z-index: 95; pointer-events: none; opacity: 0; transition: opacity .3s; mix-blend-mode: normal; }
.cursor.is-on { opacity: 1; }
.cursor.is-on.is-off { opacity: 0; }
.cursor__dot, .cursor__ring { position: fixed; left: 0; top: 0; border-radius: 50%; transform: translate3d(-100px,-100px,0); }
.cursor__dot { width: 6px; height: 6px; margin: -3px 0 0 -3px; background: var(--rojo); }
.cursor__ring { width: 40px; height: 40px; margin: -20px 0 0 -20px; border: 1px solid rgba(244,239,231,.45); display: grid; place-items: center; transition: width .4s var(--ease), height .4s var(--ease), margin .4s var(--ease), background .4s, border-color .4s; }
.cursor__label { font: 600 .62rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; font-style: normal; color: var(--tierra); opacity: 0; transition: opacity .3s; }
.cursor.is-label .cursor__ring { width: 84px; height: 84px; margin: -42px 0 0 -42px; background: var(--hueso); border-color: var(--hueso); }
.cursor.is-label .cursor__label { opacity: 1; }
.cursor.is-hover .cursor__ring { width: 60px; height: 60px; margin: -30px 0 0 -30px; border-color: var(--oro); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 60; height: var(--nav-h);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem;
  padding: 0 var(--gutter);
  transition: transform .6s var(--ease), background .4s, backdrop-filter .4s;
}
.nav.is-solid { background: rgba(17,12,9,.82); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .nav.is-solid { background: var(--tierra); } }
.nav.is-hidden { transform: translateY(-100%); }
.nav__logo { grid-column: 2; width: 150px; }
.nav__right { grid-column: 3; justify-self: end; display: flex; align-items: center; gap: 1.8rem; }
.nav__links { display: flex; gap: 1.6rem; }
.nav__links a { position: relative; font: 500 .8rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); transition: color .3s; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px; background: var(--oro); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.nav__links a:hover, .nav__links a.is-active { color: var(--hueso); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); transform-origin: left; }
.nav__cta { height: 44px; padding: 0 1.3rem; font-size: .74rem; }
.nav__burger { display: none; }

/* Language switcher — top left */
.lang { grid-column: 1; justify-self: start; position: relative; }
.lang__btn { display: inline-flex; align-items: center; gap: .55rem; height: 42px; padding: 0 .9rem 0 .75rem; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line); font: 600 .78rem/1 var(--f-body); letter-spacing: .12em; transition: box-shadow .3s, background .3s; }
.lang__btn:hover, .lang.is-open .lang__btn { box-shadow: inset 0 0 0 1px var(--oro); background: rgba(207,159,87,.08); }
.lang__btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.lang__chev { width: 10px !important; height: 10px !important; stroke-width: 1.8 !important; transition: transform .4s var(--ease); }
.lang.is-open .lang__chev { transform: rotate(180deg); }
.lang__list {
  position: absolute; top: calc(100% + 10px); left: 0; min-width: 210px; margin: 0; padding: .5rem; list-style: none;
  background: var(--tierra-2); border: 1px solid var(--line); border-radius: 16px;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.7);
  opacity: 0; visibility: hidden; transform: translateY(-8px) scale(.98); transform-origin: top left;
  transition: opacity .3s, transform .45s var(--ease), visibility .3s;
}
.lang.is-open .lang__list { opacity: 1; visibility: visible; transform: none; }
.lang__list li { display: flex; align-items: center; gap: .9rem; padding: .7rem .8rem; border-radius: 10px; font-size: .9rem; color: var(--muted); cursor: pointer; transition: background .25s, color .25s; }
.lang__list li b { min-width: 30px; font: 700 .72rem/1 var(--f-body); letter-spacing: .1em; color: var(--oro); }
.lang__list li:hover, .lang__list li:focus { background: rgba(244,239,231,.06); color: var(--hueso); outline: none; }
.lang__list li[aria-selected="true"] { color: var(--hueso); background: rgba(186,17,26,.18); }

.menu { position: fixed; inset: 0; z-index: 55; background: var(--tierra); display: flex; flex-direction: column; justify-content: center; padding: var(--nav-h) var(--gutter) 2rem; clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease-io); }
.menu.is-open { clip-path: inset(0 0 0 0); }
.menu nav { display: grid; gap: .4rem; }
.menu a { display: flex; align-items: baseline; gap: 1rem; font: 600 clamp(2.6rem, 12vw, 4.4rem)/1.05 var(--f-head); text-transform: uppercase; }
.menu a i { font: 600 .8rem/1 var(--f-body); color: var(--oro); font-style: normal; }
.menu__foot { margin-top: 3rem; color: var(--muted); font-size: .85rem; }

/* ---------- HERO ---------- */
.hero {
  --mx: 50%; --my: 45%;
  min-height: 100svh; padding: calc(var(--nav-h) + 1.5rem) var(--gutter) 2rem;
  display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr auto auto; overflow: hidden; isolation: isolate;
  background: radial-gradient(120% 80% at 50% 110%, #2a1d14 0%, var(--tierra) 60%);
}
.hero__spot {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(520px circle at var(--mx) var(--my), rgba(244,239,231,.13), rgba(215,158,77,.05) 40%, transparent 70%);
  transition: background .1s;
}
.hero__word {
  position: absolute; inset: 0; z-index: -1; display: grid; place-items: center; pointer-events: none;
}
.hero__word span {
  font: 400 clamp(6rem, 24vw, 30rem)/.8 var(--f-num); letter-spacing: -.04em;
  color: transparent; -webkit-text-stroke: 1px rgba(244,239,231,.12);
  transform: translateY(-6%);
  white-space: nowrap;
}
.hero__top { display: flex; justify-content: space-between; align-items: center; }
.hero__index { font: 500 .74rem/1 var(--f-body); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }

.hero__machine { position: relative; margin: 0; align-self: center; justify-self: center; width: min(1240px, 90vw); perspective: 1400px; }
.hero__machine-inner { transform-style: preserve-3d; will-change: transform; }
.hero__machine img { width: 100%; filter: drop-shadow(0 40px 40px rgba(0,0,0,.55)); }
.hero__floor { position: absolute; left: 6%; right: 6%; bottom: -14%; height: 40%; z-index: -1; background: radial-gradient(50% 50% at 50% 50%, rgba(244,239,231,.16), transparent 70%); filter: blur(10px); }

.hero__copy { display: grid; grid-template-columns: 1.25fr 1fr; gap: 3rem; align-items: end; }
.hero__title { font: 700 clamp(3.2rem, min(6.6vw, 11vh), 8rem)/.9 var(--f-head); text-transform: uppercase; letter-spacing: -.01em; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .04em; }
.hero__title .line > span { display: inline-block; }
.hero__title .line--accent { color: var(--mostaza); }
.hero__side { display: grid; gap: 1.4rem; padding-bottom: .6rem; max-width: 470px; justify-self: end; }
.hero__name { font: 600 1.05rem/1.25 var(--f-head); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.hero__name b { color: var(--hueso); font-weight: 600; }
.hero__lead { font-size: 1.05rem; color: rgba(244,239,231,.82); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .8rem; }

.hero__stats { display: grid; grid-template-columns: repeat(4, 1fr); margin: 2.6rem 0 0; border-top: 1px solid var(--line); }
.hero__stats > div { padding: 1.2rem 1.2rem 0 0; }
.hero__stats > div + div { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.hero__stats dt { font: 600 .68rem/1.3 var(--f-body); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.hero__stats dd { margin: .5rem 0 0; font: 400 1rem/1 var(--f-body); color: var(--muted); }
.hero__stats dd .pre { font: 500 .78rem/1 var(--f-body); letter-spacing: .08em; text-transform: uppercase; margin-right: .1rem; }
.hero__stats dd b { font: 400 clamp(1.8rem, 3vw, 2.6rem)/1 var(--f-num); color: var(--hueso); margin-right: .2rem; }
.hero__scroll { position: absolute; right: var(--gutter); bottom: 11rem; display: flex; flex-direction: column; align-items: center; gap: 1rem; writing-mode: vertical-rl; font: 600 .66rem/1 var(--f-body); letter-spacing: .3em; text-transform: uppercase; color: var(--muted); }
.hero__scroll i { width: 1px; height: 60px; background: var(--line); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ""; position: absolute; inset: 0; background: var(--oro); animation: drip 2s var(--ease-io) infinite; }
@keyframes drip { 0% { transform: translateY(-100%); } 100% { transform: translateY(100%); } }

/* hero intro states (JS adds .is-in on body) */
.hero__title .line > span { transform: translateY(105%); transition: transform 1.2s var(--ease); }
.hero__title .line:nth-child(2) > span { transition-delay: .08s; }
.hero__title .line:nth-child(3) > span { transition-delay: .16s; }
.hero__machine { opacity: 0; transform: translateY(60px) scale(.96); transition: opacity 1.4s var(--ease) .1s, transform 1.6s var(--ease) .1s; }
.hero__side, .hero__stats, .hero__top { opacity: 0; transform: translateY(20px); transition: opacity 1s var(--ease) .45s, transform 1s var(--ease) .45s; }
.hero__word span { opacity: 0; transition: opacity 2s ease .2s; }
body.is-in .hero__title .line > span, body.is-in .hero__machine, body.is-in .hero__side, body.is-in .hero__stats, body.is-in .hero__top { transform: none; opacity: 1; }
body.is-in .hero__word span { opacity: 1; }
/* safety net if JS never runs */
@keyframes forceIn { to { opacity: 1; transform: none; } }
.hero__title .line > span, .hero__machine, .hero__side, .hero__stats, .hero__top { animation: forceIn .01s linear 5.5s forwards; }
@keyframes fadeOnly { to { opacity: 1; } }
.hero__word span { animation: fadeOnly .01s linear 5.5s forwards; }

/* ---------- Manifesto (Editorial Mostaza) ---------- */
.manifesto { background: var(--mostaza); color: var(--tierra); padding: clamp(6rem, 14vw, 12rem) var(--gutter) 0; overflow: hidden; }
.manifesto .tag { color: var(--tierra); }
.manifesto__title { font: 700 clamp(2.8rem, 5.6vw, 6.6rem)/.92 var(--f-head); text-transform: uppercase; letter-spacing: -.01em; }
.manifesto__title .w { display: inline-block; opacity: .16; transition: opacity .4s; }
.manifesto .goldline { background: var(--tierra); }
.manifesto__cols { display: grid; grid-template-columns: 1.1fr 1fr; gap: 4rem; max-width: 1280px; }
.manifesto__big { font: 600 clamp(1.5rem, 2.6vw, 2.3rem)/1.15 var(--f-head); text-transform: uppercase; }
.manifesto__cols p:last-child { font-size: 1.05rem; color: rgba(17,12,9,.78); max-width: 520px; }

.marquee { margin: clamp(5rem, 10vw, 8rem) calc(var(--gutter) * -1) 0; border-top: 1px solid var(--line-dark); padding: 1.6rem 0; overflow: hidden; }
.marquee__track { display: flex; gap: 2.4rem; width: max-content; animation: marquee 34s linear infinite; }
.marquee span { font: 600 clamp(1.4rem, 3vw, 2.6rem)/1 var(--f-head); text-transform: uppercase; white-space: nowrap; }
.marquee i { font-style: normal; color: var(--rojo); align-self: center; font-size: 1rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Regenerative block (content from the 2026 site draft) */
.regen { display: grid; grid-template-columns: 1.45fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: end; }
.regen .goldline { margin-bottom: 0; }
.regen__data { margin: 0; }
.regen__data div { display: grid; grid-template-columns: 170px 1fr; gap: 1rem; padding: 1.3rem 0; border-top: 2px solid var(--tierra); }
.regen__data dt { font: 600 1.25rem/1.1 var(--f-head); text-transform: uppercase; }
.regen__data dd { margin: 0; font-size: 1rem; color: rgba(17,12,9,.8); }
.pieces { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: clamp(4rem, 8vw, 6rem); }
.piece { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border-radius: 6px; padding: clamp(1.2rem, 2vw, 1.8rem); display: flex; flex-direction: column; justify-content: space-between; background: var(--tierra); color: var(--hueso); isolation: isolate; transition: transform .8s var(--ease); }
.piece:hover { transform: translateY(-6px); }
.piece > img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 1.6s var(--ease); }
.piece:hover > img { transform: scale(1); }
.piece--photo::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(17,12,9,.88), rgba(17,12,9,.08) 62%); }
.piece__mini { align-self: flex-end; background: var(--rojo); color: #fff; font: 400 .68rem/1 var(--f-num); padding: .3rem .45rem; }
.piece small { display: block; font: 700 .64rem/1 var(--f-body); letter-spacing: .2em; text-transform: uppercase; color: var(--oro); margin-bottom: .9rem; }
.piece h3 { font: 600 clamp(1.7rem, 2.8vw, 2.6rem)/1 var(--f-head); text-transform: uppercase; }
.piece__line { display: block; width: 48px; height: 2px; background: var(--oro); margin: 1rem 0; }
.piece p { font-size: .85rem; color: var(--muted); }

/* ---------- Reveal frame (clip expand) ---------- */
.reveal-frame { height: 230vh; background: var(--tierra); }
.reveal-frame__sticky { position: sticky; top: 0; height: 100svh; overflow: hidden; }
.reveal-frame__media { position: absolute; inset: 0; overflow: hidden; clip-path: inset(18% 22% 18% 22% round 24px); will-change: clip-path; }
.reveal-frame__media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.25); will-change: transform; }
.reveal-frame__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(17,12,9,0) 35%, rgba(17,12,9,.88)); }
.reveal-frame__copy { position: absolute; left: 0; bottom: 0; padding: 0 var(--gutter) clamp(2.5rem, 8vh, 6rem); max-width: 1040px; }
.reveal-frame__copy h2 { font-size: clamp(3rem, 9vw, 8.6rem); line-height: .92; margin-bottom: 1.6rem; }
.reveal-frame__copy p:last-child { max-width: 560px; font-size: 1.08rem; color: rgba(244,239,231,.86); }

/* ---------- Una pasada (horizontal pin) ---------- */
.pass { background: var(--tierra); }
.pass__pin { min-height: 100svh; padding: calc(var(--nav-h) + 2rem) 0 3rem; display: flex; flex-direction: column; justify-content: center; overflow: hidden; }
.pass__head { padding: 0 var(--gutter); display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 2rem; margin-bottom: 3rem; }
.pass__head .tag { grid-column: 1 / -1; margin-bottom: 0; }
.pass__head h2 { font-size: clamp(2.4rem, 5.6vw, 5.4rem); }
.pass__progress { width: 200px; height: 2px; background: var(--line); }
.pass__progress span { display: block; height: 100%; background: var(--oro); transform: scaleX(0); transform-origin: left; }
.pass__track { display: flex; gap: clamp(1rem, 2vw, 2rem); padding: 0 var(--gutter); width: max-content; will-change: transform; }
.pass__card { position: relative; width: clamp(300px, 34vw, 520px); flex: none; }
.pass__card figure { margin: 0 0 1.4rem; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 14px; background: var(--tierra-2); }
.pass__card img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform 1.4s var(--ease); }
.pass__card:hover img { transform: scale(1); }
.pass__type { aspect-ratio: 4 / 3; margin: 0 0 1.4rem; border-radius: 14px; display: flex; flex-direction: column; justify-content: flex-end; padding: clamp(1.4rem, 2.4vw, 2.2rem); overflow: hidden; position: relative; }
.pass__type b { font: 400 clamp(3.6rem, 7vw, 6.6rem)/.85 var(--f-num); letter-spacing: -.04em; }
.pass__type span { margin-top: .9rem; font: 600 clamp(1rem, 1.4vw, 1.25rem)/1.15 var(--f-head); text-transform: uppercase; max-width: 16ch; }
.pass__type::after { content: ""; position: absolute; right: -12%; top: -20%; width: 70%; aspect-ratio: 1; border-radius: 50%; border: 1px solid currentColor; opacity: .18; }
.pass__type--mostaza { background: var(--mostaza); color: var(--tierra); }
.pass__type--rojo { background: var(--rojo); color: #fff; }
.pass__type--hueso { background: var(--hueso); color: var(--tierra); }
.pass__num { position: absolute; top: 1rem; left: 1rem; font: 400 .9rem/1 var(--f-num); background: var(--hueso); color: var(--tierra); padding: .5rem .7rem; border-radius: 999px; }
.pass__card h3 { font: 600 clamp(1.5rem, 2.2vw, 2rem)/1.05 var(--f-head); text-transform: uppercase; margin-bottom: .8rem; }
.pass__card p { color: var(--muted); max-width: 440px; }

/* ---------- Anatomy ---------- */
.anatomy { display: grid; grid-template-columns: 1.25fr 1fr; background: #000; }
.anatomy__stage { position: sticky; top: 0; height: 100svh; display: grid; place-items: center; overflow: hidden; }
.anatomy__frame { position: relative; width: 100%; aspect-ratio: 1600 / 1060; overflow: hidden; }
.anatomy__frame img { width: 100%; height: 100%; object-fit: cover; transform-origin: var(--fx, 50%) var(--fy, 50%); transform: scale(var(--fs, 1)); transition: transform 1.3s var(--ease), transform-origin 1.3s var(--ease); }
.anatomy__reticle { position: absolute; left: var(--fx, 50%); top: var(--fy, 50%); transition: left 1.3s var(--ease), top 1.3s var(--ease), opacity .5s; width: 120px; height: 120px; margin: -60px 0 0 -60px; border: 1px solid rgba(207,159,87,.7); border-radius: 50%; pointer-events: none; opacity: 0; }
.anatomy__reticle::before, .anatomy__reticle::after { content: ""; position: absolute; background: rgba(207,159,87,.7); }
.anatomy__reticle::before { left: 50%; top: -14px; bottom: -14px; width: 1px; }
.anatomy__reticle::after { top: 50%; left: -14px; right: -14px; height: 1px; }
.anatomy.is-active .anatomy__reticle { opacity: 1; animation: spin 12s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.anatomy__counter { position: absolute; left: var(--gutter); bottom: 2rem; font: 500 .8rem/1 var(--f-body); letter-spacing: .2em; color: var(--muted); }
.anatomy__counter b { font: 400 2.4rem/1 var(--f-num); color: var(--hueso); letter-spacing: 0; margin-right: .3rem; }
.anatomy__list { padding: 30vh var(--gutter) 30vh 2rem; background: linear-gradient(90deg, #000, var(--tierra) 30%); }
.anatomy__list header { margin-bottom: 8vh; }
.anatomy__list h2 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); }
.anatomy__list ol { list-style: none; margin: 0; padding: 0; }
.anatomy__list li { display: grid; grid-template-columns: 52px 1fr; gap: 1rem; padding: 2.2rem 0; border-top: 1px solid var(--line); opacity: .32; transition: opacity .6s var(--ease); min-height: 26vh; }
.anatomy__list li.is-on { opacity: 1; }
.anatomy__list li i { font: 400 .95rem/1.6 var(--f-num); font-style: normal; color: var(--oro); }
.anatomy__list h3 { font: 600 clamp(1.4rem, 2vw, 1.9rem)/1.1 var(--f-head); text-transform: uppercase; margin-bottom: .6rem; }
.anatomy__list p { color: var(--muted); max-width: 400px; }

/* ---------- Models (Técnica Hueso) ---------- */
.models { background: var(--hueso); color: var(--tierra); padding: clamp(6rem, 12vw, 10rem) var(--gutter); }
.models__head { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem 4rem; align-items: end; margin-bottom: 4rem; }
.models__head .tag { grid-column: 1 / -1; margin-bottom: 0; }
.models__head p:last-child { color: var(--muted-dark); font-size: 1.05rem; max-width: 460px; }
.models__picker { display: flex; flex-wrap: wrap; gap: .5rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line-dark); }
.models__picker button { height: 46px; padding: 0 1.15rem; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line-dark); font: 600 .9rem/1 var(--f-body); letter-spacing: .04em; transition: background .35s, color .35s, box-shadow .35s; }
.models__picker button:hover { box-shadow: inset 0 0 0 1px var(--tierra); }
.models__picker button[aria-selected="true"] { background: var(--tierra); color: var(--hueso); box-shadow: none; }
.models__display { display: grid; grid-template-columns: 1fr 1.4fr; grid-template-areas: "name specs" "width specs"; gap: 2rem 5rem; padding: 3.6rem 0; }
.models__name { grid-area: name; display: flex; flex-direction: column; }
.models__pre { font: 600 .8rem/1 var(--f-body); letter-spacing: .22em; text-transform: uppercase; color: var(--muted-dark); margin-bottom: .6rem; }
.models__name b { font: 400 clamp(5rem, 13vw, 12rem)/.82 var(--f-num); letter-spacing: -.04em; color: var(--tierra); }
.models__width { grid-area: width; position: relative; align-self: end; }
.models__ruler { display: flex; justify-content: space-between; font: 500 .7rem/1 var(--f-body); color: var(--muted-dark); margin-bottom: .6rem; }
.models__bar { height: 14px; background: rgba(17,12,9,.08); border-radius: 999px; overflow: hidden; }
.models__bar span { display: block; height: 100%; width: 60%; background: linear-gradient(90deg, var(--tierra), var(--tierra-3)); border-radius: inherit; position: relative; transition: width .9s var(--ease); }
.models__bar span::after { content: ""; position: absolute; right: 0; top: 0; bottom: 0; width: 4px; background: var(--rojo); }
.models__tractor { width: 30px; margin-top: .7rem; fill: none; stroke: var(--tierra); stroke-width: 1.6; }
.models__specs { grid-area: specs; display: grid; grid-template-columns: 1fr 1fr; margin: 0; align-content: start; }
.models__specs > div { padding: 1.6rem 0; border-bottom: 1px solid var(--line-dark); }
.models__specs > div:nth-child(odd) { padding-right: 1.6rem; }
.models__specs > div:nth-child(even) { padding-left: 1.6rem; border-left: 1px solid var(--line-dark); }
.models__specs dt { font: 600 .7rem/1.3 var(--f-body); letter-spacing: .16em; text-transform: uppercase; color: var(--muted-dark); }
.models__specs dd { margin: .7rem 0 0; font-size: 1rem; color: var(--muted-dark); }
.models__specs dd b { font: 400 clamp(2.4rem, 4.4vw, 4rem)/1 var(--f-num); color: var(--tierra); margin-right: .25rem; letter-spacing: -.02em; }
.models__small { grid-column: 1 / -1; padding-left: 0 !important; border-left: 0 !important; }
.models__small dd { color: var(--tierra); font-weight: 500; }
.models__table { border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.models__table summary { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 1.4rem 0; cursor: pointer; font: 600 .82rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; }
.models__table summary::-webkit-details-marker { display: none; }
.models__table summary i { font-style: normal; font-size: 1.6rem; font-weight: 300; transition: transform .4s var(--ease); }
.models__table[open] summary i { transform: rotate(45deg); }
.table-scroll { overflow-x: auto; overflow-y: visible; padding-bottom: 1.6rem; }
.models table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: .92rem; }
.models th { text-align: left; font: 600 .66rem/1.3 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted-dark); padding: .8rem .6rem .8rem 0; border-bottom: 1px solid var(--line-dark); }
.models td { padding: .85rem .6rem .85rem 0; border-bottom: 1px solid var(--line-dark); font-variant-numeric: tabular-nums; }
.models td:first-child { font: 400 .95rem/1 var(--f-num); }
.models tr.is-current td { color: var(--rojo); }
.models__downloads { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.6rem; }

/* ---------- Air drill ---------- */
.airdrill { background: var(--hueso); color: var(--tierra); display: grid; grid-template-columns: 1.3fr 1fr; gap: 4rem; align-items: center; padding: 0 var(--gutter) clamp(6rem, 12vw, 10rem); }
.airdrill__media { position: relative; }
.airdrill__a { width: 100%; border-radius: 18px; background: var(--tierra); }
.airdrill__b { position: absolute; width: 40%; right: -4%; bottom: -12%; border-radius: 14px; border: 6px solid var(--hueso); box-shadow: 0 30px 60px -20px rgba(17,12,9,.45); }
.airdrill__copy h2 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); margin-bottom: 1.6rem; }
.airdrill__copy > p:not(.tag) { color: var(--muted-dark); font-size: 1.04rem; }
.airdrill .ticks li { color: var(--tierra); }

/* ---------- Benefits ---------- */
.benefits { padding: clamp(6rem, 12vw, 10rem) var(--gutter); display: grid; grid-template-columns: 1fr 1.4fr; gap: 4rem; }
.benefits header { position: sticky; top: calc(var(--nav-h) + 2rem); align-self: start; }
.benefits h2 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); }
.benefits__list { list-style: none; margin: 0; padding: 0; counter-reset: b; }
.benefits__list li { position: relative; display: grid; grid-template-columns: 60px 1fr; align-items: baseline; padding: 1.7rem 0; border-top: 1px solid var(--line); font: 600 clamp(1.3rem, 2.4vw, 2.1rem)/1.15 var(--f-head); text-transform: uppercase; overflow: hidden; transition: color .4s, padding .5s var(--ease); }
.benefits__list li:last-child { border-bottom: 1px solid var(--line); }
.benefits__list li i { font: 400 .85rem/1 var(--f-num); font-style: normal; color: var(--oro); }
.benefits__list li::before { content: ""; position: absolute; inset: 0; background: var(--rojo); transform: scaleY(0); transform-origin: bottom; transition: transform .5s var(--ease); z-index: -1; }
.benefits__list li { isolation: isolate; }
.benefits__list li:hover { padding-left: 1rem; }
.benefits__list li:hover::before { transform: scaleY(1); }
.benefits__list li:hover i { color: #fff; }

/* ---------- Line ---------- */
.range { padding: clamp(6rem, 12vw, 10rem) var(--gutter); background: var(--tierra-2); }
.range__head { display: grid; grid-template-columns: 1.3fr 1fr; gap: 2rem 4rem; align-items: end; margin-bottom: 5rem; }
.range__head .tag { grid-column: 1 / -1; margin-bottom: 0; }
.range__head p:last-child { color: var(--muted); font-size: 1.05rem; max-width: 420px; }

.star { display: grid; grid-template-columns: 1.35fr 1fr; gap: 4rem; align-items: center; margin-bottom: 6rem; }
.star__gallery { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); grid-template-rows: auto auto; gap: 1rem; }
.star__gallery figure { margin: 0; overflow: hidden; border-radius: 16px; }
.star__gallery img { width: 100%; height: 100%; object-fit: cover; }
.star__main { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
.star__main img { transform: scale(1.12); will-change: transform; }
.star__a { grid-column: 1 / 4; aspect-ratio: 4 / 3; }
.star__b { grid-column: 4 / -1; aspect-ratio: 4 / 3; }
.star__badge { display: inline-flex; gap: .5rem; align-items: center; padding: .55rem 1rem; border-radius: 999px; background: var(--rojo); color: #fff; font: 600 .78rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1.6rem; }
.star__badge b { font: 400 .9rem/1 var(--f-num); }
.star__copy h3 { font: 600 clamp(2.2rem, 4vw, 3.8rem)/1 var(--f-head); text-transform: uppercase; margin-bottom: 1.4rem; }
.star__copy > p { color: var(--muted); font-size: 1.04rem; }
.star__copy .link-arrow { margin-top: 2.2rem; }

.range__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.pcard { position: relative; padding: 2rem; border-radius: 20px; background: var(--tierra); box-shadow: inset 0 0 0 1px var(--line); display: flex; flex-direction: column; gap: .9rem; transition: transform .6s var(--ease), box-shadow .4s; }
.pcard:hover { transform: translateY(-6px); box-shadow: inset 0 0 0 1px rgba(207,159,87,.5); }
.pcard__art { aspect-ratio: 16 / 10; display: grid; place-items: center; border-radius: 12px; background: repeating-linear-gradient(0deg, transparent 0 23px, rgba(244,239,231,.04) 23px 24px), repeating-linear-gradient(90deg, transparent 0 23px, rgba(244,239,231,.04) 23px 24px); margin-bottom: .6rem; }
.draw { width: 82%; fill: none; stroke: var(--hueso); stroke-width: 1.6; stroke-linecap: round; }
.draw .thin { stroke-width: 1; opacity: .5; }
.draw .accent { stroke: var(--rojo); stroke-width: 3; }
.draw path, .draw line, .draw ellipse { stroke-dasharray: 900; stroke-dashoffset: 900; transition: stroke-dashoffset 2.4s var(--ease); }
.pcard.is-visible .draw path, .pcard.is-visible .draw line, .pcard.is-visible .draw ellipse { stroke-dashoffset: 0; }
.pcard:hover .disc-row { animation: roll 1.2s linear infinite; }
@keyframes roll { 50% { transform: translateX(4px); } }
.pcard__img { aspect-ratio: 16 / 10; overflow: hidden; border-radius: 12px; margin-bottom: .6rem; background: var(--tierra-2); }
.pcard__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.pcard:hover .pcard__img img { transform: scale(1.05); }
.fairs__feature { position: relative; margin: 2.4rem 0 0; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 16px; max-width: 520px; }
.fairs__feature img { width: 100%; height: 100%; object-fit: cover; }
.fairs__feature figcaption { position: absolute; left: 1rem; bottom: 1rem; padding: .5rem .8rem; background: var(--tierra); font: 600 .68rem/1 var(--f-body); letter-spacing: .16em; text-transform: uppercase; }
.pcard__photo { aspect-ratio: 16 / 10; display: grid; place-items: center; border-radius: 12px; background: radial-gradient(60% 60% at 50% 60%, rgba(244,239,231,.12), transparent 70%); margin-bottom: .6rem; }
.pcard__photo img { width: 74%; transition: transform 1s var(--ease); }
.pcard:hover .pcard__photo img { transform: scale(1.05) rotate(-1deg); }
.pcard__num { font: 600 .72rem/1 var(--f-body); letter-spacing: .2em; text-transform: uppercase; color: var(--oro); }
.pcard h3 { font: 600 1.8rem/1.05 var(--f-head); text-transform: uppercase; }
.pcard > p:not(.pcard__num):not(.pcard__note) { color: var(--muted); }
.pcard__note { font: 600 .7rem/1 var(--f-body); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); padding: .55rem .8rem; border: 1px dashed var(--line); border-radius: 999px; align-self: flex-start; }
.pcard .link-arrow { margin-top: auto; align-self: flex-start; }
.pcard__facts { margin: .2rem 0 .6rem; display: grid; gap: .6rem; }
.pcard__facts div { display: flex; justify-content: space-between; gap: 1rem; padding-top: .6rem; border-top: 1px solid var(--line); font-size: .86rem; }
.pcard__facts dt { color: var(--muted); }
.pcard__facts dd { margin: 0; text-align: right; font-weight: 600; }

/* ---------- Fairs ---------- */
.fairs { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; padding: clamp(6rem, 12vw, 10rem) 0 clamp(6rem, 12vw, 10rem) var(--gutter); background: var(--tierra); overflow: hidden; }
.fairs__copy { position: sticky; top: calc(var(--nav-h) + 3rem); align-self: start; }
.fairs__msg { font: 500 clamp(1.15rem, 1.7vw, 1.45rem)/1.5 var(--f-body); color: rgba(244,239,231,.9); margin-top: 2rem; max-width: 460px; }
.fairs__msg--lead { font: 600 clamp(1.6rem, 2.6vw, 2.5rem)/1.18 var(--f-head); text-transform: uppercase; color: var(--hueso); max-width: 560px; margin-top: 1.4rem; }
.fairs__sign { margin-top: 1.6rem; font: 600 .8rem/1 var(--f-body); letter-spacing: .18em; text-transform: uppercase; color: var(--oro); }
.fairs__wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; height: 130vh; margin-top: -10vh; }
.fairs__col { display: grid; gap: 1rem; align-content: start; will-change: transform; }
.fairs__col:nth-child(2) { margin-top: 18vh; }
.fairs__col figure { margin: 0; overflow: hidden; border-radius: 14px; aspect-ratio: 4 / 5; background: var(--tierra-2); }
.fairs__col figure.tall { aspect-ratio: 3 / 5; }
.fairs__col img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) contrast(1.05); transition: transform 1.2s var(--ease), filter .6s; }
.fairs__col figure:hover img { transform: scale(1.06); filter: saturate(1) contrast(1.05); }

/* ---------- Numbers ---------- */
.numbers { padding: clamp(5rem, 10vw, 8rem) 0; background: var(--tierra); border-top: 1px solid var(--line); }
.numbers__row { display: grid; grid-template-columns: repeat(3, 1fr); padding: 0 var(--gutter); }
.numbers__row > div { display: grid; gap: .8rem; padding-right: 2rem; }
.numbers__row > div + div { padding-left: 2rem; border-left: 1px solid var(--line); }
.numbers__row b { font: 400 clamp(4rem, 10vw, 9rem)/.85 var(--f-num); letter-spacing: -.04em; }
.numbers__row > div:first-child b { color: var(--rojo); }
.numbers__row > div > span { font: 600 .82rem/1.4 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); max-width: 260px; }
.countries { margin: 4.6rem 0 2.4rem; overflow: hidden; border-block: 1px solid var(--line); padding: 1.2rem 0; }
.countries__track { display: flex; width: max-content; animation: marquee 50s linear infinite; }
.countries span { font: 600 clamp(1.2rem, 2vw, 1.7rem)/1 var(--f-head); text-transform: uppercase; color: var(--muted); padding: 0 1.6rem; position: relative; }
.countries span::after { content: "/"; position: absolute; right: -.2rem; color: var(--oro); }
.numbers__claim { padding: 0 var(--gutter); font: 500 1.05rem/1.5 var(--f-body); color: var(--muted); }

/* Company + countries (content from the 2026 site draft) */
.numbers__head { padding: 0 var(--gutter); margin-bottom: 4rem; }
.company { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); padding: 4.6rem var(--gutter) 0; }
.company__text p { font-size: 1.06rem; color: var(--muted); max-width: 56ch; }
.company__text p + p { margin-top: 1rem; }
.company__text p:first-child { color: var(--hueso); font-size: 1.2rem; line-height: 1.5; }
.regions { display: grid; gap: 1.8rem; align-content: start; }
.regions h3 { font: 700 .74rem/1 var(--f-body); letter-spacing: .2em; text-transform: uppercase; color: var(--oro); margin-bottom: .9rem; }
.cchips { display: flex; flex-wrap: wrap; gap: .5rem; }
.cchip { padding: .55rem .9rem; border: 1px solid var(--line); border-radius: 999px; font-size: .9rem; transition: border-color .3s, background .3s; }
.cchip:hover { border-color: var(--oro); }
.cchip.is-home { background: var(--rojo); border-color: var(--rojo); color: #fff; font-weight: 600; }
.strip { position: relative; margin: 5rem var(--gutter) 0; aspect-ratio: 16 / 5; overflow: hidden; border-radius: 16px; }
.strip img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) contrast(1.05); transform: scale(1.1); will-change: transform; }
.strip::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(17,12,9,.82), rgba(17,12,9,0) 62%); }
.strip figcaption { position: absolute; left: clamp(1.4rem, 4vw, 3.6rem); top: 50%; transform: translateY(-50%); z-index: 1; font: 600 clamp(1.8rem, 4vw, 3.6rem)/1 var(--f-head); text-transform: uppercase; }

/* ---------- Voices ---------- */
.voices { background: var(--mostaza); color: var(--tierra); padding: clamp(6rem, 12vw, 10rem) var(--gutter); }
.voices header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1rem; }
.voices__flag { font: 600 .7rem/1 var(--f-body); letter-spacing: .16em; text-transform: uppercase; padding: .6rem .9rem; border: 1px dashed rgba(17,12,9,.45); border-radius: 999px; }
.voices__slider { position: relative; display: grid; margin: 2rem 0 3rem; }
.voice { grid-area: 1 / 1; margin: 0; opacity: 0; visibility: hidden; transform: translateY(24px); transition: opacity .8s var(--ease), transform .9s var(--ease), visibility .8s; }
.voice:not(.is-active) { transition: opacity .35s ease, transform .5s var(--ease), visibility .35s; transform: translateY(-16px); }
.voice.is-active { opacity: 1; visibility: visible; transform: none; transition: opacity .8s var(--ease) .35s, transform .9s var(--ease) .35s, visibility 0s; }
.voice blockquote { margin: 0 0 2.4rem; font: 600 clamp(2rem, 5vw, 4.6rem)/1.02 var(--f-head); text-transform: uppercase; max-width: 1200px; text-wrap: balance; }
.voice figcaption { font: 500 .9rem/1.4 var(--f-body); letter-spacing: .1em; text-transform: uppercase; }
.voices__nav { display: flex; align-items: center; gap: 1.4rem; }
.voices__btn { width: 54px; height: 54px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(17,12,9,.4); font-size: 1.2rem; transition: background .3s, color .3s; }
.voices__btn:hover { background: var(--tierra); color: var(--mostaza); }
.voices__dots { display: flex; gap: .5rem; }
.voices__dots i { width: 28px; height: 3px; background: rgba(17,12,9,.25); transition: background .4s, width .4s var(--ease); }
.voices__dots i.on { background: var(--tierra); width: 56px; }

/* ---------- Contact ---------- */
.contact { padding: clamp(6rem, 12vw, 10rem) var(--gutter); overflow: hidden; isolation: isolate; }
.contact__bg { position: absolute; inset: 0; z-index: -1; }
.contact__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .22; filter: grayscale(.4); }
.contact__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--tierra) 25%, rgba(17,12,9,.75)); }
.contact__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 5rem; align-items: start; }
.contact__left h2 { font-size: clamp(3rem, 7vw, 7rem); line-height: .92; margin-bottom: 1.6rem; }
.contact__left > p:not(.tag) { font-size: 1.15rem; color: rgba(244,239,231,.86); margin-bottom: 2.2rem; }
.contact__data { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 2.4rem; margin: 3rem 0 0; }
.contact__data dt { font: 600 .68rem/1 var(--f-body); letter-spacing: .18em; text-transform: uppercase; color: var(--oro); margin-bottom: .7rem; }
.contact__data dd { margin: 0; font-size: .95rem; line-height: 1.5; }
.contact__data a { border-bottom: 1px solid var(--line); transition: border-color .3s; }
.contact__data a:hover { border-color: var(--oro); }

.form { background: rgba(26,20,16,.92); border: 1px solid var(--line); border-radius: 24px; padding: clamp(1.6rem, 3vw, 2.6rem); display: grid; gap: 1.1rem; box-shadow: 0 40px 80px -30px rgba(0,0,0,.7); }
.form__title { font: 600 1.6rem/1 var(--f-head); text-transform: uppercase; margin-bottom: .4rem; }
.field { position: relative; display: block; }
.field input, .field textarea { width: 100%; padding: 1.5rem 0 .6rem; background: transparent; border: 0; border-bottom: 1px solid var(--line); color: var(--hueso); font: 400 1rem/1.4 var(--f-body); outline: none; transition: border-color .3s; resize: vertical; }
.field span { position: absolute; left: 0; top: 1.25rem; color: var(--muted); font-size: .95rem; pointer-events: none; transform-origin: left; transition: transform .35s var(--ease), color .3s; }
.field input:focus, .field textarea:focus { border-color: var(--oro); }
.field input:focus + span, .field input:not(:placeholder-shown) + span, .field textarea:focus + span, .field textarea:not(:placeholder-shown) + span { transform: translateY(-1.1rem) scale(.76); color: var(--oro); }
.field.is-error input { border-color: var(--rojo-pantalla); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; padding-top: .6rem; }
.chips p { width: 100%; font-size: .85rem; color: var(--muted); margin-bottom: .2rem; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { display: inline-block; padding: .6rem 1rem; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line); font-size: .85rem; transition: background .3s, color .3s, box-shadow .3s; }
.chips input:checked + span { background: var(--hueso); color: var(--tierra); box-shadow: none; }
.chips input:focus-visible + span { box-shadow: 0 0 0 2px var(--oro); }
.form__hint { font-size: .8rem; color: var(--muted); text-align: center; }

/* ---------- Footer ---------- */
.footer { padding: 4rem var(--gutter) 2rem; border-top: 1px solid var(--line); overflow: hidden; }
.footer__word { font: 400 clamp(3rem, 15.4vw, 17rem)/.8 var(--f-num); letter-spacing: -.045em; color: var(--rojo); white-space: nowrap; margin-bottom: 3rem; }
.footer__row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.4rem; font-size: .85rem; color: var(--muted); }
.footer__row nav { display: flex; gap: 1.6rem; }
.footer__row a:hover { color: var(--hueso); }

.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 50; width: 58px; height: 58px; border-radius: 50%; background: var(--rojo); display: grid; place-items: center; box-shadow: 0 16px 40px -10px rgba(186,17,26,.6); opacity: 0; transform: scale(.6); transition: opacity .5s, transform .6s var(--ease); }
.wa-float.is-on { opacity: 1; transform: none; }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* =========================================================================
   Responsive — mobile is its own composition
   ========================================================================= */
@media (max-width: 1240px) {
  .nav__links { display: none; }
}
@media (max-width: 1100px) {
  .anatomy { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  :root { --nav-h: 64px; }
  .nav { grid-template-columns: auto 1fr auto; }
  .nav__logo { grid-column: 2; justify-self: center; width: 118px; }
  .nav__right { display: none; }
  .nav__burger { grid-column: 3; display: grid; gap: 6px; width: 42px; height: 42px; place-content: center; border-radius: 50%; box-shadow: inset 0 0 0 1px var(--line); }
  .nav__burger span { width: 18px; height: 1.5px; background: var(--hueso); transition: transform .4s var(--ease); }
  .nav__burger[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .nav__burger[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .lang__btn { height: 40px; padding: 0 .7rem; }

  .hero { padding-top: calc(var(--nav-h) + 1rem); grid-template-rows: auto auto auto auto; }
  .hero__index { display: none; }
  .hero__word span { font-size: 34vw; transform: translateY(-22vh); }
  .hero__machine { width: 118vw; max-width: none; margin: 6vh 0 4vh -9vw; justify-self: start; }
  .hero__copy { grid-template-columns: 1fr; gap: 1.6rem; margin-top: 0; }
  .hero__title { font-size: clamp(3rem, 15vw, 5rem); }
  .hero__side { justify-self: start; }
  .hero__stats { grid-template-columns: 1fr 1fr; }
  .hero__stats > div { padding: 1rem .8rem 1rem 0 !important; border-left: 0 !important; }
  .hero__stats > div:nth-child(even) { padding-left: .8rem !important; border-left: 1px solid var(--line) !important; }
  .hero__stats > div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .hero__scroll { display: none; }

  .regen { grid-template-columns: 1fr; gap: 2rem; }
  .regen__data div { grid-template-columns: 1fr; gap: .3rem; }
  .pieces { grid-template-columns: 1fr 1fr; }
  .pieces .piece:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
  .company { grid-template-columns: 1fr; padding-top: 3rem; }
  .strip { aspect-ratio: 4 / 3; }

  .reveal-frame { height: auto; }
  .reveal-frame__sticky { position: relative; height: 92svh; }
  .reveal-frame__media { clip-path: none; }
  .reveal-frame__media img { transform: none; }

  .pass__pin { min-height: 0; padding: 5rem 0; }
  .pass__head { grid-template-columns: 1fr; }
  .pass__progress { display: none; }
  .pass__track { width: auto; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 1rem; scrollbar-width: none; }
  .pass__track::-webkit-scrollbar { display: none; }
  .pass__card { width: 82vw; scroll-snap-align: start; }

  .anatomy { grid-template-columns: 1fr; }
  .anatomy__stage { position: sticky; top: var(--nav-h); height: auto; z-index: 2; background: #000; padding: 1rem 0; }
  .anatomy__counter { bottom: .6rem; }
  .anatomy__counter b { font-size: 1.4rem; }
  .anatomy__list { padding: 3rem var(--gutter) 6rem; background: var(--tierra); }
  .anatomy__list li { min-height: 0; padding: 1.6rem 0; }

  .models__head { grid-template-columns: 1fr; }
  .models__picker { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter) 1.4rem; }
  .models__picker::-webkit-scrollbar { display: none; }
  .models__picker button { flex: none; }
  .models__display { grid-template-columns: 1fr; grid-template-areas: "name" "width" "specs"; gap: 2rem; }

  .airdrill { grid-template-columns: 1fr; gap: 4rem; }
  .airdrill__b { right: 4%; }

  .benefits { grid-template-columns: 1fr; gap: 2rem; }
  .benefits header { position: static; }

  .range__head { grid-template-columns: 1fr; }
  .star { grid-template-columns: 1fr; gap: 2.4rem; }
  .range__grid { grid-template-columns: 1fr; }

  .fairs { grid-template-columns: 1fr; padding-right: var(--gutter); gap: 3rem; }
  .fairs__copy { position: static; }
  .fairs__wall { height: auto; margin-top: 0; grid-template-columns: 1fr 1fr; }
  .fairs__col { transform: none !important; }
  .fairs__col:nth-child(2) { margin-top: 3rem; }
  .fairs__col:nth-child(3) { grid-column: 1 / -1; grid-template-columns: 1fr 1fr 1fr; }
  .fairs__col:nth-child(3) figure { aspect-ratio: 1; }

  .numbers__row { grid-template-columns: 1fr; gap: 2rem; }
  .numbers__row > div + div { padding-left: 0; border-left: 0; padding-top: 2rem; border-top: 1px solid var(--line); }

  .contact__grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact__data { grid-template-columns: 1fr; gap: 1.4rem; }
  .btn--xl { width: 100%; font-size: .9rem; }
}

@media (max-width: 520px) {
  .lang__list { min-width: 190px; }
  .hero__ctas .btn { flex: 1 1 auto; }
  .models__specs dd b { font-size: 2.2rem; }
  .models__specs > div:nth-child(odd) { padding-right: .8rem; }
  .models__specs > div:nth-child(even) { padding-left: .8rem; }
}

/* Only truly intrusive motion is gated (grain + marquees); micro-interactions stay */
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
}