/* =========================================================
   Think Data Dynamics — landing
   1. tokens      5. nav / drawer
   2. reset       6. hero
   3. utilities   7. secciones
   4. chrome      8. responsive
   ========================================================= */

/* ---------- 1. tokens ---------- */
/*
  Dos paletas (--d-* oscura, --l-* clara) y cuatro asignaciones:
  el tema base lo pone theme.js en <html data-theme>, y .is-flipped lo
  invierte dentro de la sección de casos. Así el contraste de esa sección
  funciona igual viniendo de oscuro o de claro.
*/
:root{
  /* paleta oscura */
  --d-bg:#08080A;  --d-bg-2:#101014;  --d-fg:#F2F1EC;
  --d-muted:rgba(242,241,236,.56);
  --d-line:rgba(242,241,236,.11);  --d-line-2:rgba(242,241,236,.2);
  --d-card:rgba(242,241,236,.028);
  --d-mesh:242,241,236;  --d-invert:0;  --d-grain:.05;
  /* el lima puro sobre claro da 1.08:1 (ilegible): en claro el texto y los
     trazos usan un oliva de 5.03:1, y el lima queda para rellenos */
  --d-volt-ink:#C8FA3C;  --d-ember-ink:#FF4D2E;
  --d-glow:.11;  --d-spot:rgba(200,250,60,.13);  --d-hot:200,250,60;

  /* paleta clara */
  --l-bg:#F2F1EC;  --l-bg-2:#E6E5DD;  --l-fg:#0A0A0C;
  --l-muted:rgba(10,10,12,.58);
  --l-line:rgba(10,10,12,.13);  --l-line-2:rgba(10,10,12,.26);
  --l-card:rgba(10,10,12,.028);
  --l-mesh:10,10,12;  --l-invert:1;  --l-grain:.032;
  --l-volt-ink:#8dc00b;  --l-ember-ink:#CC300F;
  --l-glow:.07;  --l-spot:rgba(84,112,0,.10);  --l-hot:84,112,0;

  --volt:#C8FA3C;
  --ember:#FF4D2E;

  --f-dis:'Outfit',system-ui,-apple-system,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,monospace;

  --shell:1320px;
  --pad:clamp(20px,4vw,64px);
  --r:18px;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-io:cubic-bezier(.65,0,.35,1);

  /* sin JS el tema por defecto es oscuro */
  color-scheme:dark;
  --bg:var(--d-bg); --bg-2:var(--d-bg-2); --fg:var(--d-fg);
  --muted:var(--d-muted); --line:var(--d-line); --line-2:var(--d-line-2);
  --card:var(--d-card); --mesh:var(--d-mesh);
  --logo-invert:var(--d-invert); --grain:var(--d-grain);
  --volt-ink:var(--d-volt-ink); --ember-ink:var(--d-ember-ink);
  --glow:var(--d-glow); --spot:var(--d-spot); --hot:var(--d-hot);
}

/* sin JS, respetamos la preferencia del sistema */
@media (prefers-color-scheme:light){
  html:not([data-theme]){
    color-scheme:light;
    --bg:var(--l-bg); --bg-2:var(--l-bg-2); --fg:var(--l-fg);
    --muted:var(--l-muted); --line:var(--l-line); --line-2:var(--l-line-2);
    --card:var(--l-card); --mesh:var(--l-mesh);
    --logo-invert:var(--l-invert); --grain:var(--l-grain);
  --volt-ink:var(--l-volt-ink); --ember-ink:var(--l-ember-ink);
  --glow:var(--l-glow); --spot:var(--l-spot); --hot:var(--l-hot);
  }
}

html[data-theme="dark"],
html[data-theme="light"] body.is-flipped{
  color-scheme:dark;
  --bg:var(--d-bg); --bg-2:var(--d-bg-2); --fg:var(--d-fg);
  --muted:var(--d-muted); --line:var(--d-line); --line-2:var(--d-line-2);
  --card:var(--d-card); --mesh:var(--d-mesh);
  --logo-invert:var(--d-invert); --grain:var(--d-grain);
  --volt-ink:var(--d-volt-ink); --ember-ink:var(--d-ember-ink);
  --glow:var(--d-glow); --spot:var(--d-spot); --hot:var(--d-hot);
}

html[data-theme="light"],
html[data-theme="dark"] body.is-flipped{
  color-scheme:light;
  --bg:var(--l-bg); --bg-2:var(--l-bg-2); --fg:var(--l-fg);
  --muted:var(--l-muted); --line:var(--l-line); --line-2:var(--l-line-2);
  --card:var(--l-card); --mesh:var(--l-mesh);
  --logo-invert:var(--l-invert); --grain:var(--l-grain);
  --volt-ink:var(--l-volt-ink); --ember-ink:var(--l-ember-ink);
  --glow:var(--l-glow); --spot:var(--l-spot); --hot:var(--l-hot);
}

/* ---------- 2. reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}

body{
  font-family:var(--f-dis);
  background:var(--bg);
  color:var(--fg);
  line-height:1.5;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  transition:background-color .7s var(--ease-io),color .7s var(--ease-io);
}
body.is-loading{overflow:hidden}

img,svg,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
button{cursor:pointer}
::selection{background:var(--volt);color:#08080A}

.skip{
  position:fixed;top:-100px;left:16px;z-index:999;padding:12px 18px;
  background:var(--volt);color:#08080A;border-radius:10px;font-weight:600;
}
.skip:focus{top:16px}

:focus-visible{outline:2px solid var(--volt-ink);outline-offset:3px;border-radius:6px}

/* ---------- 3. utilities ---------- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad)}

.h2{
  font-size:clamp(2.1rem,5.2vw,4.4rem);
  font-weight:800;letter-spacing:-.035em;line-height:.98;
}
.volt{color:var(--volt-ink)}
.muted{color:var(--muted);font-size:clamp(1rem,1.15vw,1.12rem);max-width:46ch;line-height:1.62}

.label{
  font-family:var(--f-mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);display:flex;align-items:center;gap:14px;margin-bottom:26px;
}
.label span{
  color:var(--volt-ink);border:1px solid var(--line-2);border-radius:99px;
  padding:4px 10px;font-size:.66rem;
}

.ico{width:100%;height:100%;color:currentColor}
.ico--sm{width:16px;height:14px;flex:none;opacity:.5}

.link{
  display:inline-flex;align-items:center;gap:10px;margin-top:30px;
  font-weight:600;font-size:.98rem;padding-bottom:6px;
  border-bottom:1px solid var(--line-2);width:fit-content;
  transition:gap .4s var(--ease),border-color .4s;
}
.link svg{width:18px;height:18px;transition:transform .4s var(--ease)}
.link:hover{gap:16px;border-color:var(--volt-ink);color:var(--volt-ink)}
.link:hover svg{transform:translateX(3px)}

/* buttons */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;
  padding:17px 30px;border-radius:99px;font-weight:600;font-size:.95rem;
  letter-spacing:-.01em;overflow:hidden;isolation:isolate;
  border:1px solid transparent;will-change:transform;
}
.btn__txt{position:relative;z-index:2;transition:color .45s var(--ease)}
.btn__fill{
  position:absolute;inset:0;z-index:1;border-radius:inherit;
  transform:translateY(101%);transition:transform .55s var(--ease);
}
.btn:hover .btn__fill{transform:translateY(0)}

.btn--volt{background:var(--volt);color:#08080A}
.btn--volt .btn__fill{background:var(--fg)}
.btn--volt:hover .btn__txt{color:var(--bg)}

.btn--ghost{border-color:var(--line-2);color:var(--fg)}
.btn--ghost .btn__fill{background:var(--fg)}
.btn--ghost:hover .btn__txt{color:var(--bg)}

.btn--wide{width:100%;padding-block:19px}

/* ---------- 4. chrome ---------- */
.grain{
  position:fixed;inset:-150%;z-index:900;pointer-events:none;opacity:var(--grain);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 6s steps(6) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}     20%{transform:translate(-4%,3%)}
  40%{transform:translate(3%,-4%)}      60%{transform:translate(-3%,-2%)}
  80%{transform:translate(4%,2%)}
}

.cursor{position:fixed;top:0;left:0;z-index:950;pointer-events:none;mix-blend-mode:difference;
  opacity:0;transition:opacity .3s}
.cursor.is-ready{opacity:1}
.cursor__dot{
  position:absolute;width:7px;height:7px;border-radius:99px;background:#fff;
  transform:translate(-50%,-50%);
}
.cursor__ring{
  position:absolute;width:40px;height:40px;border:1px solid rgba(255,255,255,.55);
  border-radius:99px;transform:translate(-50%,-50%);
  display:grid;place-items:center;
  transition:width .38s var(--ease),height .38s var(--ease),background-color .38s,border-color .38s;
}
.cursor__label{
  font-family:var(--f-mono);font-size:.62rem;letter-spacing:.08em;color:#08080A;
  opacity:0;transform:scale(.6);transition:opacity .28s,transform .28s var(--ease);
  white-space:nowrap;
}
.cursor.is-active .cursor__ring{width:76px;height:76px;background:#fff;border-color:#fff}
.cursor.is-active .cursor__label{opacity:1;transform:scale(1)}
.cursor.is-active .cursor__dot{opacity:0}
@media (hover:none),(pointer:coarse){.cursor{display:none}}

.scrollbar{
  position:fixed;top:0;left:0;right:0;height:2px;z-index:940;
  background:transparent;pointer-events:none;
}
.scrollbar i{
  display:block;height:100%;width:0%;
  background:linear-gradient(90deg,var(--volt),var(--ember));
  box-shadow:0 0 14px rgba(200,250,60,.6);
}

/* preloader */
.loader{
  position:fixed;inset:0;z-index:1000;background:var(--bg);
  display:grid;place-items:center;
}
.loader__inner{width:min(420px,76vw);text-align:center}
.loader__mark{position:relative;width:86px;height:76px;margin:0 auto 34px}
.loader__sq{position:absolute;border-radius:9px;display:block}
.loader__sq--solid{
  top:0;right:0;width:44px;height:44px;background:var(--volt-ink);
  animation:sqA 2.2s var(--ease) infinite;
}
.loader__sq--out{
  bottom:0;left:0;width:52px;height:52px;border:9px solid var(--fg);border-radius:12px;
  animation:sqB 2.2s var(--ease) infinite;
}
@keyframes sqA{0%,100%{transform:translate(0,0) rotate(0)}50%{transform:translate(-8px,8px) rotate(-8deg)}}
@keyframes sqB{0%,100%{transform:translate(0,0) rotate(0)}50%{transform:translate(8px,-8px) rotate(8deg)}}

.loader__meta{
  display:flex;justify-content:space-between;align-items:baseline;
  font-family:var(--f-mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;
}
.loader__count{color:var(--fg);font-size:1rem}
.loader__bar{height:1px;background:var(--line-2);overflow:hidden}
.loader__bar i{display:block;height:100%;width:0%;background:var(--volt-ink)}

.loader__panels{position:absolute;inset:0;display:flex;pointer-events:none}
.loader__panels span{flex:1;background:var(--bg);transform:translateY(0)}

/* ---------- 5. nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:800;
  padding:18px var(--pad);
  transition:transform .55s var(--ease),background-color .5s,backdrop-filter .5s,padding .5s;
}
.nav.is-stuck{
  padding-block:12px;
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid var(--line);
}
.nav.is-hidden{transform:translateY(-110%)}
.nav__in{
  max-width:var(--shell);margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}

/* --- logo suelto: en tema claro se invierte a negro --- */
.logo{display:block;line-height:0;transition:transform .5s var(--ease),opacity .4s}
.logo img{
  width:auto;height:26px;
  filter:invert(var(--logo-invert));
  transition:filter .7s var(--ease-io),transform .5s var(--ease);
}
.logo:hover{transform:translateY(-2px)}
.logo:hover img{transform:scale(1.03)}
.logo--lg img{height:clamp(34px,5vw,62px)}

/* --- interruptor de tema --- */
.theme{
  display:grid;place-items:center;flex:none;
  width:44px;height:44px;border-radius:99px;
  border:1px solid var(--line-2);color:var(--fg);
  transition:border-color .4s,color .4s,background-color .4s,transform .55s var(--ease);
}
.theme:hover{border-color:var(--volt-ink);color:var(--volt-ink);transform:rotate(25deg)}
.theme:active{transform:rotate(25deg) scale(.92)}
.theme__ico{display:grid;width:19px;height:19px}
.theme__ico svg{
  grid-area:1/1;width:19px;height:19px;
  transition:transform .6s var(--ease),opacity .35s var(--ease);
}
/* en oscuro ofrecemos el sol; en claro, la luna */
html[data-theme="dark"]  .theme__moon{opacity:0;transform:rotate(90deg)  scale(.35)}
html[data-theme="light"] .theme__sun {opacity:0;transform:rotate(-90deg) scale(.35)}

/* --- la ola del cambio de tema ---
   El recorte (@keyframes tdd-wave) lo escribe main.js en caliente porque
   depende de dónde esté el botón y de cuánto hay que cubrir. Es una
   circunferencia deformada por un seno cuya amplitud se apaga conforme
   crece: el frente entra como ola y acaba tapando la pantalla sin huecos. */
::view-transition-image-pair(root){isolation:auto}
::view-transition-old(root),
::view-transition-new(root){animation:none;mix-blend-mode:normal}
::view-transition-old(root){z-index:0}
::view-transition-new(root){
  z-index:1;
  animation:tdd-wave var(--wave-ms,950ms) linear forwards;
}
/* dentro de la ola los tokens saltan de golpe: el lado nuevo tiene que nacer
   con la paleta puesta o se verían dos animaciones peleando. */
html.is-theming *,
html.is-theming *::before,
html.is-theming *::after{transition:none!important}
/* salvo el sol y la luna, que sí queremos ver girar mientras cruza */
html.is-theming .theme__ico svg{
  transition:transform .6s var(--ease),opacity .35s var(--ease)!important;
}

/* respaldo sin View Transitions: la misma ola, pintada del color destino */
.wave{
  position:fixed;inset:0;z-index:960;pointer-events:none;
  background:var(--wave-bg,var(--bg));
  animation:tdd-wave var(--wave-ms,950ms) linear forwards;
}

/* --- interruptor de idioma ---
   Dos casillas y una pastilla que se desliza: el estado se lee de un vistazo
   sin abrir nada. La pastilla se mueve sola con <html data-lang>, así que
   mientras la página recarga ya está del lado correcto. */
.lang{
  position:relative;display:flex;align-items:center;flex:none;
  height:44px;padding:4px;gap:0;
  border:1px solid var(--line-2);border-radius:99px;
  font-family:var(--f-mono);
  transition:border-color .4s;
}
.lang:hover{border-color:var(--volt-ink)}
.lang__pill{
  position:absolute;top:4px;left:4px;
  width:36px;height:calc(100% - 8px);border-radius:99px;
  /* mismo trato que .btn--volt: relleno lima y tinta casi negra en los dos
     temas. Con --volt-ink el lima se apaga en claro y el rótulo no se leía. */
  background:var(--volt);
  transition:transform .55s var(--ease);
}
html[data-lang="en"] .lang__pill{transform:translateX(36px)}
.lang__opt{
  position:relative;z-index:1;
  width:36px;height:100%;border-radius:99px;
  font-family:inherit;font-size:.67rem;font-weight:500;letter-spacing:.09em;
  color:var(--muted);
  transition:color .45s var(--ease),transform .4s var(--ease);
}
.lang__opt:hover{color:var(--fg)}
.lang__opt[aria-pressed="true"]{color:#08080A}
.lang__opt:active{transform:scale(.9)}

/* --- el haz del cambio de idioma ---
   Ya no hay cortina: cambiar de idioma no recarga. js/i18n.js lo monta como un
   escáner de dos pasadas —la primera apaga el texto por donde va pasando, la
   segunda lo enciende ya traducido— y esta línea lima es el frente de cada
   pasada: baja a la misma velocidad y sin easing, para que el texto parezca
   apagarse y encenderse porque ella pasa por encima.

   Va en transform, así que la compone la GPU: mientras se intercambia el idioma
   entero el hilo principal está ocupado varios frames y el haz no se entera. Es
   lo que convierte un cambio de texto en un gesto del sistema. */
.langscan{
  position:fixed;left:0;right:0;top:0;height:1px;z-index:970;
  pointer-events:none;will-change:transform;
  background:linear-gradient(90deg,
    transparent,rgba(var(--hot),.9) 22%,rgba(var(--hot),.9) 78%,transparent);
  box-shadow:0 0 22px 2px rgba(var(--hot),.32);
}

/* el rótulo de sección lleva su texto en un <b> solo para poder traducirlo:
   visualmente tiene que seguir pesando lo mismo que el resto */
.label b{font-weight:inherit;letter-spacing:inherit}

/* nav links: doble texto con barrido vertical */
.nav__links{display:flex;gap:6px}
.nav__links a{
  position:relative;display:block;overflow:hidden;
  /* clip-path recorta el padding: si no, el 2do texto asoma por debajo */
  clip-path:inset(9px 0 9px 0);
  height:calc(1.45em + 18px);padding:9px 14px;
  font-size:.93rem;font-weight:500;line-height:1.45;color:var(--muted);
  transition:color .4s;
}
.nav__links a span{display:block;line-height:1.45;transition:transform .5s var(--ease)}
.nav__links a span:last-child{color:var(--volt-ink)}
.nav__links a:hover{color:var(--fg)}
.nav__links a:hover span{transform:translateY(-100%)}

.nav__right{display:flex;align-items:center;gap:12px}
.nav__cta{padding:13px 22px;font-size:.88rem}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line-2);border-radius:12px;padding:13px 11px}
.burger i{display:block;height:1.5px;background:var(--fg);transition:transform .45s var(--ease),opacity .3s}
.burger i:first-child{margin-bottom:5px}
.burger.is-open i:first-child{transform:translateY(3.2px) rotate(45deg)}
.burger.is-open i:last-child{transform:translateY(-3.2px) rotate(-45deg)}

.drawer{
  position:fixed;inset:0;z-index:790;background:var(--bg-2);
  padding:120px var(--pad) 48px;
  display:flex;flex-direction:column;justify-content:space-between;
  clip-path:inset(0 0 100% 0);transition:clip-path .7s var(--ease);
  visibility:hidden;
}
.drawer.is-open{clip-path:inset(0 0 0 0);visibility:visible}
.drawer__links{display:flex;flex-direction:column}
.drawer__links a{
  display:flex;align-items:baseline;gap:16px;padding:16px 0;
  font-size:clamp(2rem,9vw,3rem);font-weight:800;letter-spacing:-.035em;
  border-bottom:1px solid var(--line);color:var(--fg);
  opacity:0;transform:translateY(24px);transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.drawer.is-open .drawer__links a{opacity:1;transform:none}
.drawer.is-open .drawer__links a:nth-child(1){transition-delay:.14s}
.drawer.is-open .drawer__links a:nth-child(2){transition-delay:.2s}
.drawer.is-open .drawer__links a:nth-child(3){transition-delay:.26s}
.drawer.is-open .drawer__links a:nth-child(4){transition-delay:.32s}
.drawer.is-open .drawer__links a:nth-child(5){transition-delay:.38s}
.drawer__links em{font-family:var(--f-mono);font-size:.7rem;font-style:normal;color:var(--volt-ink)}
.drawer__foot{font-family:var(--f-mono);font-size:.82rem;color:var(--muted)}

/* ---------- 6. hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding:150px var(--pad) 90px;overflow:hidden;
}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.8}
.hero__glow{
  position:absolute;left:50%;top:38%;width:min(1100px,120vw);aspect-ratio:1;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(circle,rgba(var(--hot),var(--glow)),transparent 62%);
  animation:breathe 9s ease-in-out infinite;
}
@keyframes breathe{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.85}50%{transform:translate(-50%,-50%) scale(1.14);opacity:1}}

.hero__float{position:absolute;color:rgba(var(--mesh),.09);pointer-events:none}
.hero__float svg{animation:drift 14s ease-in-out infinite}
.hero__float--a{top:16%;right:9%;width:120px;height:104px}
.hero__float--b{bottom:20%;left:5%;width:76px;height:66px;color:var(--volt-ink);opacity:.22}
.hero__float--b svg{animation-duration:11s;animation-direction:reverse}
.hero__float--c{top:26%;left:16%;width:44px;height:38px}
.hero__float--c svg{animation-duration:17s}
@keyframes drift{
  0%,100%{transform:translateY(0) rotate(0)}
  33%{transform:translateY(-26px) rotate(7deg)}
  66%{transform:translateY(14px) rotate(-5deg)}
}

.hero__in{position:relative;z-index:3;width:100%;max-width:var(--shell);margin-inline:auto}

.hero__h1{
  font-size:clamp(2.6rem,9.2vw,9.2rem);
  font-weight:900;letter-spacing:-.05em;line-height:.92;
  margin:28px 0 46px;
}
.hero__h1 .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero__h1 .cword{display:inline-block;white-space:nowrap}
.hero__h1 .char{display:inline-block;will-change:transform}

.hero__cols{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:end;
  padding-bottom:44px;border-bottom:1px solid var(--line);
}
.hero__lead{color:var(--muted);font-size:clamp(1.02rem,1.35vw,1.22rem);line-height:1.62;max-width:52ch}
.hero__actions{display:flex;gap:12px;flex-wrap:wrap}

.hero__stats{
  list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px;
}
.hero__stats li{display:flex;flex-direction:column;gap:4px}
.hero__stats b{font-size:clamp(1.7rem,3.2vw,2.6rem);font-weight:800;letter-spacing:-.04em;line-height:1}
.hero__stats span{font-size:.86rem;color:var(--muted);max-width:22ch}

.hero__scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--f-mono);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);
}
.hero__scroll i{display:block;width:1px;height:46px;background:linear-gradient(var(--volt-ink),transparent);position:relative;overflow:hidden}
.hero__scroll i::after{
  content:'';position:absolute;top:-46px;left:0;width:1px;height:46px;background:var(--volt-ink);
  animation:trickle 2s var(--ease-io) infinite;
}
@keyframes trickle{to{top:46px}}

/* ---------- 7. secciones ---------- */

/* marquee: franja de dos cubiertas separadas por una regla, tipo ticker */
.marquee{
  border-block:1px solid var(--line);
  background:var(--bg-2);overflow:hidden;
  transition:background-color .7s var(--ease-io),border-color .7s;
}
.marquee__row{
  display:flex;overflow:hidden;white-space:nowrap;padding-block:15px;
  /* los extremos se difuminan: el texto entra y sale en vez de cortarse en seco */
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
}
.marquee__row--alt{padding-block:10px;border-top:1px solid var(--line)}
.marquee__track{display:flex;align-items:center;gap:26px;padding-right:26px;flex:none;will-change:transform}
.marquee__track span{
  font-size:clamp(1.35rem,3vw,2.45rem);font-weight:700;letter-spacing:-.035em;
}
/* uno sí, uno no en contorno: da ritmo y evita el muro de texto macizo */
.marquee__row:not(.marquee__row--alt) .marquee__track span:nth-of-type(even){
  color:transparent;-webkit-text-stroke:1.2px var(--line-2);
}
.marquee__track .ico--sm{color:var(--volt-ink);opacity:.55}
.marquee__row--alt .marquee__track{gap:20px;padding-right:20px}
.marquee__row--alt .marquee__track span{
  font-size:clamp(.78rem,1.2vw,.95rem);font-weight:500;color:var(--muted);
  font-family:var(--f-mono);letter-spacing:.04em;text-transform:uppercase;
}
/* el lima puro no se lee sobre claro: para la viñeta va la variante de tinta */
.marquee__row--alt em{color:var(--volt-ink);font-style:normal;font-size:.72em}

/* sin animación no hay clones, así que la fila se centra en lugar de dejar hueco */
@media (prefers-reduced-motion:reduce){
  .marquee__row{justify-content:center}
}

/* manifiesto */
.manifesto{padding:clamp(100px,16vh,190px) 0}
.manifesto__txt{
  font-size:clamp(1.55rem,4.3vw,3.5rem);
  font-weight:600;letter-spacing:-.035em;line-height:1.16;max-width:20ch;
  max-width:min(24ch,100%);
}
.manifesto__txt .word{display:inline-block;opacity:.16;will-change:opacity}

/* servicios */
.services{padding:clamp(70px,10vh,130px) 0 clamp(90px,14vh,170px)}
.services__grid{display:grid;grid-template-columns:minmax(300px,.85fr) 1.15fr;gap:clamp(40px,6vw,96px)}
.services__sticky{position:sticky;top:130px}
.services__head .h2{font-size:clamp(2rem,4vw,3.4rem)}
.services__list{display:grid;gap:18px}

.card{
  position:relative;overflow:hidden;isolation:isolate;
  padding:clamp(26px,3vw,40px);border:1px solid var(--line);border-radius:var(--r);
  background:var(--card);
  transform-style:preserve-3d;
  transition:border-color .5s,background-color .5s,transform .12s linear;
}
.card:hover{border-color:var(--line-2)}
.card__spot{
  position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .45s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),var(--spot),transparent 62%);
}
.card:hover .card__spot{opacity:1}
.card__no{
  position:absolute;top:clamp(22px,2.4vw,32px);right:clamp(22px,2.4vw,32px);
  font-family:var(--f-mono);font-size:.72rem;color:var(--muted);letter-spacing:.1em;
}
.card__ico{width:34px;height:30px;color:var(--volt-ink);margin-bottom:22px;transition:transform .55s var(--ease)}
.card:hover .card__ico{transform:translateZ(30px) rotate(-8deg) scale(1.1)}
.card h3{font-size:clamp(1.18rem,1.75vw,1.5rem);font-weight:700;letter-spacing:-.025em;margin-bottom:10px}
.card p{color:var(--muted);font-size:.98rem;line-height:1.62;max-width:52ch}

.tags{list-style:none;display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.tags li{
  font-family:var(--f-mono);font-size:.66rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:6px 11px;
  transition:border-color .4s,color .4s;
}
.card:hover .tags li{border-color:var(--line-2);color:var(--fg)}

/* proceso — scroll horizontal */
.process{position:relative;background:var(--bg-2);transition:background-color .7s var(--ease-io)}
.process__pin{
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  gap:clamp(34px,5vh,60px);padding:clamp(80px,10vh,120px) 0;overflow:hidden;
}
.process__head{max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad);width:100%}
.process__prog{height:2px;background:var(--line);margin-top:34px;max-width:420px;overflow:hidden;border-radius:2px}
.process__prog i{display:block;height:100%;width:6%;background:var(--volt-ink)}

.process__track{display:flex;gap:20px;padding-inline:var(--pad);will-change:transform}
.step{
  flex:none;width:min(420px,78vw);
  padding:clamp(28px,3vw,40px);border:1px solid var(--line);border-radius:var(--r);
  background:var(--bg);display:flex;flex-direction:column;
  transition:border-color .5s,transform .5s var(--ease),background-color .7s;
}
.step:hover{border-color:var(--volt-ink);transform:translateY(-6px)}
.step__no{
  font-family:var(--f-mono);font-size:.74rem;color:var(--volt-ink);letter-spacing:.14em;
  padding-bottom:22px;margin-bottom:22px;border-bottom:1px solid var(--line);
}
.step h3{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.035em;margin-bottom:14px}
.step p{color:var(--muted);line-height:1.62;flex:1}
.step__time{
  margin-top:26px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);
}
.step--cta{
  background:var(--volt);border-color:var(--volt);color:#08080A;
  justify-content:center;gap:26px;width:min(360px,78vw);
}
.step--cta h3{font-size:clamp(1.6rem,2.8vw,2.2rem);line-height:1.02}
.step--cta .btn--volt{background:#08080A;color:var(--volt);align-self:flex-start}
.step--cta .btn--volt .btn__fill{background:#fff}
.step--cta .btn--volt:hover .btn__txt{color:#08080A}

/* impacto */
.impact{padding:clamp(90px,14vh,170px) 0}
.impact__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.metric{
  background:var(--bg);padding:clamp(28px,3vw,42px);
  transition:background-color .5s;
}
.metric:hover{background:var(--bg-2)}
.metric b{
  display:block;font-size:clamp(2.6rem,5.6vw,4.6rem);font-weight:900;
  letter-spacing:-.055em;line-height:1;color:var(--volt-ink);margin-bottom:18px;
}
.metric h3{font-size:1.02rem;font-weight:600;margin-bottom:8px;letter-spacing:-.015em}
.metric p{font-size:.88rem;color:var(--muted);line-height:1.55}

/* casos — la sección que invierte el tema */
.cases{padding:clamp(90px,14vh,170px) 0}
.cases__head{margin-bottom:clamp(44px,6vw,76px)}
.cases__list{display:grid;gap:18px}
.case{
  display:grid;grid-template-columns:minmax(220px,.62fr) 1fr;gap:clamp(24px,4vw,56px);
  align-items:center;padding:clamp(24px,3vw,40px);
  border:1px solid var(--line);border-radius:var(--r);background:var(--card);
  transition:border-color .5s,transform .5s var(--ease),box-shadow .5s var(--ease);
}
.case:hover{border-color:var(--line-2);transform:translateY(-4px);box-shadow:0 26px 50px -30px rgba(0,0,0,.45)}

.case__viz{
  height:170px;border-radius:12px;background:var(--bg-2);
  display:flex;align-items:flex-end;gap:8px;padding:18px;overflow:hidden;
  transition:background-color .7s var(--ease-io);
}
.case__bar{
  flex:1;height:var(--h);border-radius:5px;background:var(--fg);opacity:.16;
  transform-origin:bottom;transform:scaleY(.18);
  transition:transform .9s var(--ease),opacity .6s,background-color .6s;
}
.case.is-in .case__bar{transform:scaleY(1)}
.case.is-in .case__bar:nth-child(1){transition-delay:.05s}
.case.is-in .case__bar:nth-child(2){transition-delay:.11s}
.case.is-in .case__bar:nth-child(3){transition-delay:.17s}
.case.is-in .case__bar:nth-child(4){transition-delay:.23s}
.case.is-in .case__bar:nth-child(5){transition-delay:.29s}
.case.is-in .case__bar:nth-child(6){transition-delay:.35s;background:var(--volt-ink);opacity:1}
.case:hover .case__bar{opacity:.3}
.case:hover .case__bar:nth-child(6){opacity:1}

.case__viz--dots{
  display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:1fr;gap:5px;align-items:stretch;
}
.case__viz--wave{align-items:center;color:var(--fg);padding:0}
.case__viz--wave svg{width:100%;height:100%}
.wave-path{stroke-dasharray:900;stroke-dashoffset:900;transition:stroke-dashoffset 1.6s var(--ease)}
.case.is-in .wave-path{stroke-dashoffset:0;stroke:var(--volt-ink)}

.case__sector{
  display:inline-block;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted);margin-bottom:14px;
}
.case__body h3{font-size:clamp(1.5rem,3vw,2.3rem);font-weight:800;letter-spacing:-.04em;line-height:1.04;margin-bottom:14px}
.case__body p{color:var(--muted);line-height:1.62;max-width:56ch}
.case__kpis{list-style:none;display:flex;gap:40px;margin-top:26px}
.case__kpis b{display:block;font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.04em}
.case__kpis span{font-size:.8rem;color:var(--muted)}

/* testimonio */
.quote{padding:clamp(90px,14vh,170px) 0;text-align:center}
.quote__mark{width:52px;height:46px;color:var(--volt-ink);margin:0 auto 34px}
.quote blockquote{
  font-size:clamp(1.5rem,3.6vw,2.9rem);font-weight:600;letter-spacing:-.035em;
  line-height:1.2;max-width:22ch;max-width:min(26ch,100%);margin-inline:auto;
}
.quote blockquote .word{display:inline-block;opacity:.18;will-change:opacity}
.quote footer{margin-top:36px;display:flex;flex-direction:column;gap:4px}
.quote footer b{font-size:.98rem;font-weight:600}
.quote footer span{font-size:.86rem;color:var(--muted)}

/* contacto */
.contact{padding:clamp(80px,12vh,150px) 0 clamp(90px,14vh,160px)}
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:start}
.contact__h{margin-bottom:22px;font-size:clamp(2rem,3.7vw,3.3rem)}
.contact__meta{list-style:none;display:grid;gap:18px;margin-top:40px;padding-top:34px;border-top:1px solid var(--line)}
.contact__meta li{display:flex;flex-direction:column;gap:3px}
.contact__meta em{
  font-family:var(--f-mono);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);font-style:normal;
}
.contact__meta a,.contact__meta span{font-size:1.05rem;font-weight:500}
.contact__meta a{border-bottom:1px solid var(--line-2);width:fit-content;transition:color .35s,border-color .35s}
.contact__meta a:hover{color:var(--volt-ink);border-color:var(--volt-ink)}

.form{
  display:grid;gap:16px;padding:clamp(24px,3vw,38px);
  border:1px solid var(--line);border-radius:var(--r);background:var(--card);
}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

.field{position:relative}
.field input,.field textarea,.field select{
  width:100%;padding:24px 16px 11px;border:1px solid var(--line);border-radius:12px;
  background:var(--bg);font-size:.98rem;transition:border-color .35s,background-color .35s;
  color:var(--fg);
}
.field textarea{resize:vertical;min-height:120px;padding-top:26px}
.field select{padding:18px 16px;appearance:none;color:var(--muted);cursor:pointer}
.field--select::after{
  content:'';position:absolute;right:18px;top:50%;width:8px;height:8px;
  border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);pointer-events:none;
}
.field label{
  position:absolute;left:17px;top:17px;font-size:.98rem;color:var(--muted);
  pointer-events:none;transform-origin:left top;
  transition:transform .32s var(--ease),color .32s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--volt-ink)}
.field input:focus + label,.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,.field textarea:not(:placeholder-shown) + label{
  transform:translateY(-9px) scale(.72);color:var(--volt-ink);
}
.field small{
  display:block;min-height:0;font-size:.76rem;color:var(--ember-ink);
  margin-top:0;opacity:0;transform:translateY(-4px);
  transition:opacity .3s,transform .3s,min-height .3s,margin-top .3s;
}
.field.has-error input,.field.has-error textarea{border-color:var(--ember-ink)}
.field.has-error small{opacity:1;transform:none;min-height:1.2em;margin-top:6px}

.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}

.form__status{
  font-size:.9rem;color:var(--muted);min-height:1.3em;text-align:center;
  opacity:0;transform:translateY(6px);transition:opacity .4s,transform .4s;
}
.form__status.is-on{opacity:1;transform:none}
.form__status.is-ok{color:var(--volt-ink)}
.form__status.is-bad{color:var(--ember-ink)}
.btn.is-busy{pointer-events:none;opacity:.6}

/* footer */
.foot{position:relative;padding:clamp(60px,9vh,100px) 0 0;border-top:1px solid var(--line);overflow:hidden}
.foot__top{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:44px}
.foot__nav{display:flex;gap:26px;flex-wrap:wrap}
.foot__nav a{font-size:.95rem;color:var(--muted);transition:color .35s}
.foot__nav a:hover{color:var(--volt-ink)}
.foot__bot{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 30px;border-top:1px solid var(--line);
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;color:var(--muted);
}

/* consola: la sección que hospeda el sistema TDD/UI (ver /ui/ui.css) */
.console{padding:clamp(72px,11vh,130px) 0 clamp(84px,12vh,150px)}
.console__head{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:26px 60px;align-items:end;margin-bottom:clamp(26px,3.4vw,44px);
}
.console__head .h2{font-size:clamp(1.9rem,4vw,3.3rem)}
.console__wrap{position:relative}
/* el armazón vive en una ventana de alto fijo: cambiar de vista no debe
   empujar la página entera hacia abajo */
.console__wrap .ui-shell{height:clamp(560px,74vh,700px)}
/* el resplandor es del índigo del producto, no del lima de la marca: la consola
   tiene paleta propia y el halo la acompaña (ver /ui/ui.css). Respira muy
   despacio: la consola se ve encendida incluso en una captura de pantalla. */
.console__wrap::before{
  content:'';position:absolute;inset:6% -4% -10%;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60% 50% at 34% 42%,rgba(91,63,240,.28),transparent 70%),
    radial-gradient(55% 45% at 72% 62%,rgba(91,63,240,.18),transparent 72%);
  filter:blur(34px);
  animation:console-glow 17s cubic-bezier(.45,.05,.55,.95) infinite alternate;
}
@keyframes console-glow{
  from{transform:translate3d(-1.5%,1%,0) scale(1)}
  to{transform:translate3d(2%,-1.5%,0) scale(1.06)}
}
@media (prefers-reduced-motion:reduce){.console__wrap::before{animation:none}}
.console__foot{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  margin-top:20px;flex-wrap:wrap;
}
.console__foot .link{margin-top:0}
.console__foot .ui-cap{
  font-family:var(--f-mono);font-size:.6rem;letter-spacing:.17em;
  text-transform:uppercase;color:var(--muted);
}
@media (max-width:860px){
  .console__head{grid-template-columns:minmax(0,1fr)}
  .console__wrap .ui-shell{height:auto}
}

/* ---------- 8. responsive ---------- */
@media (max-width:1080px){
  .services__grid{grid-template-columns:1fr}
  .services__sticky{position:static}
  .contact__grid{grid-template-columns:1fr}
  .impact__grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav__links,.nav__cta{display:none}
  .theme{width:42px;height:42px}
  .lang{height:42px}
  .lang__pill,.lang__opt{width:33px}
  html[data-lang="en"] .lang__pill{transform:translateX(33px)}
  .burger{display:block}
  .hero{padding-top:128px}
  .hero__cols{grid-template-columns:1fr;align-items:start;gap:28px}
  .hero__stats{grid-template-columns:1fr;gap:16px}
  .hero__stats li{flex-direction:row;align-items:baseline;gap:12px}
  .hero__stats span{max-width:none}
  .hero__float--c{display:none}
  .case{grid-template-columns:1fr}
  .case__viz{height:130px}
  .form__row{grid-template-columns:1fr}
  .hero__scroll{display:none}
}
@media (max-width:520px){
  .impact__grid{grid-template-columns:1fr}
  .case__kpis{gap:26px}
  .plate img{height:19px}
}

/* ---------- accesibilidad ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important;
  }
  .grain,.hero__canvas{display:none}
  .manifesto__txt .word,.quote blockquote .word{opacity:1}
}

/* ---------- proceso: scroll nativo cuando el pin no está activo ---------- */
.process__track{
  overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x proximity;
  scrollbar-width:none;-ms-overflow-style:none;
  padding-bottom:6px;
}
.process__track::-webkit-scrollbar{display:none}
.step{scroll-snap-align:center}
.process__track.is-pinned{overflow:visible;scroll-snap-type:none}
@media (max-width:860px){
  .process__pin{min-height:auto}
  .process__prog{display:none}
}