:root {
  --bg: #0e0f12;
  --bg-2: #14161a;
  --ink: #f3f2ef;
  --muted: #8a8c93;
  --dim: #55575e;
  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);
  --accent: #4c6fff;

  --f-display: "Archivo", system-ui, sans-serif;
  --f-serif: "Instrument Serif", Georgia, serif;
  --f-body: "Inter", system-ui, sans-serif;
  --f-mono: "Geist Mono", ui-monospace, Menlo, monospace;

  --nav-h: 56px;
  --ruler-w: 40px;
  --gutter: clamp(16px, 3vw, 32px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.is-loading { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img, video, canvas { display: block; max-width: 100%; }
em { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: 0; }
::selection { background: var(--ink); color: var(--bg); }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--bg);
  display: grid; place-items: center; align-content: center; gap: 28px;
  transition: opacity .9s ease, visibility .9s;
}
.loader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__mark {
  font-family: var(--f-display);
  font-variation-settings: "wdth" 125;
  font-weight: 800;
  font-size: clamp(40px, 7vw, 72px);
  letter-spacing: -0.02em;
  animation: pulse 1.6s ease-in-out infinite;
}
.loader__bar { width: 120px; height: 1px; background: var(--line-2); overflow: hidden; }
.loader__bar span { display: block; height: 100%; width: 0; background: var(--ink); transition: width .3s ease; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .55; transform: scale(.97); } }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: stretch;
  background: rgba(14, 15, 18, 0.72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav__logo {
  display: flex; align-items: center;
  padding: 0 20px;
  border-right: 1px solid var(--line);
  font-family: var(--f-display);
  font-variation-settings: "wdth" 125;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.nav__links { display: flex; align-items: center; gap: 4px; padding: 0 12px; }
.nav__links a, .nav__status {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.nav__links a { padding: 5px 9px; transition: color .2s, background .2s; }
.nav__links a:hover { color: var(--ink); }
.nav__links a.is-active { background: var(--ink); color: var(--bg); }
.nav__right { margin-left: auto; display: flex; align-items: stretch; }
.nav__status { display: flex; align-items: center; gap: 8px; padding: 0 20px; border-left: 1px solid var(--line); }
.nav__status i { width: 6px; height: 6px; border-radius: 50%; background: #3ddc84; box-shadow: 0 0 10px #3ddc84; }
.nav__ig {
  display: flex; align-items: center; gap: 8px;
  padding: 0 20px;
  border-left: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
  transition: color .2s, background .2s;
}
.nav__ig:hover { color: var(--ink); background: rgba(255,255,255,.04); }
.nav__cta {
  display: flex; align-items: center;
  padding: 0 24px;
  background: var(--ink); color: var(--bg);
  font-family: var(--f-mono); font-size: 11px; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase;
  transition: background .2s;
}
.nav__cta:hover { background: #fff; }
.nav__burger { display: none; }

/* ---------- Ruler ---------- */
.ruler {
  position: fixed; top: var(--nav-h); right: 0; bottom: 0; z-index: 40;
  width: var(--ruler-w);
  border-left: 1px solid var(--line);
  overflow: hidden;
  pointer-events: none;
}
.ruler__track { position: absolute; left: 0; right: 0; top: 0; will-change: transform; }
.ruler__tick {
  height: 40px; position: relative;
  font-family: var(--f-mono); font-size: 9px; color: var(--dim);
  text-align: center;
}
.ruler__tick::before {
  content: ""; position: absolute; left: 0; top: 0; width: 6px; height: 1px; background: var(--line-2);
}
.ruler__tick.is-major::before { width: 12px; background: var(--muted); }
.ruler__tick.is-major span { position: absolute; top: -6px; left: 0; right: 0; color: var(--muted); }
.ruler__marker {
  position: absolute; left: 0; right: 0; top: 45%;
  border-top: 1px solid var(--accent);
}
.ruler__marker span {
  position: absolute; top: 4px; left: 0; right: 0; text-align: center;
  font-family: var(--f-mono); font-size: 8px; color: var(--accent);
  background: var(--bg);
}

/* ---------- Section index ---------- */
.index {
  position: fixed; right: calc(var(--ruler-w) + 24px); bottom: 24px; z-index: 40;
  display: flex; flex-direction: column; align-items: flex-end;
}
.index a {
  font-family: var(--f-display);
  font-variation-settings: "wdth" 125;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: var(--dim);
  transition: color .3s;
}
.index a:hover, .index a.is-active { color: var(--ink); }
.index { transition: opacity .4s, visibility .4s; }
.index { display: none; } /* índice de secciones oculto: chocaba con el hero y la grilla */

/* ---------- Hero: esfera de partículas ---------- */
.hero {
  position: relative; overflow: hidden;
  margin-right: var(--ruler-w);
  height: 100vh; height: 100svh; min-height: 640px;
  display: flex; align-items: center; justify-content: center; text-align: center;
  padding: calc(var(--nav-h) + 16px) var(--gutter) 48px;
  background: #000;
}
/* código de IA que se escribe solo, detrás de las partículas */
.hero__code { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0; transition: opacity 1.6s ease .3s; }
body.is-ready .hero__code { opacity: 1; }
.code {
  position: absolute; margin: 0; overflow: hidden; text-align: left; white-space: pre;
  font-family: var(--f-mono); font-size: clamp(10px, .95vw, 13.5px); line-height: 1.9;
  color: rgba(255,255,255,.3); transition: opacity .4s ease;
}
.code.is-out { opacity: 0; }
.code--l { left: clamp(16px, 4vw, 72px); top: calc(var(--nav-h) + 7vh); max-width: calc(100% - 32px); }
.code--r { right: clamp(16px, 4vw, 72px); bottom: 9vh; max-width: calc(100% - 32px); }
.code .ln { display: block; height: 1.9em; clip-path: inset(0 100% 0 0); }
.code .k { color: rgba(185,140,255,.62); } .code .f { color: rgba(111,140,255,.7); }
.code .s { color: rgba(61,220,132,.62); } .code .n { color: rgba(255,122,89,.7); }
.code .c { color: rgba(255,255,255,.17); }
@media (max-width: 860px) { .code { font-size: 10px; } .code--l { top: calc(var(--nav-h) + 5vh); } .code--r { bottom: 6vh; } }
@media (prefers-reduced-motion: reduce) { .code .ln { clip-path: none; } }

.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity 1.4s ease; }
body.is-ready .hero__canvas { opacity: 1; }
.hero__veil {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 44% 30% at 50% 52%, rgba(0,0,0,.6) 0%, rgba(0,0,0,.28) 60%, transparent 100%),
    linear-gradient(to bottom, transparent 82%, var(--bg) 100%);
}
.hero__content { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; max-width: 920px; }
.hero__title {
  font-family: var(--f-display); font-variation-settings: "wdth" 120; font-stretch: 120%;
  font-weight: 800; font-size: clamp(54px, min(11vw, 17vh), 176px);
  line-height: .88; letter-spacing: -0.045em;
}
.hero__title-sub { display: block; margin-top: .42em; line-height: 1; font-weight: 300; font-size: .4em; letter-spacing: -0.035em; color: #d9d8d4; }
.hero__lead { order: -1; margin: 0 0 clamp(18px, 2.8vh, 30px); max-width: 560px; color: #b4b6bd; font-size: clamp(15px, 1.2vw, 18px); font-weight: 300; line-height: 1.5; text-shadow: 0 0 18px rgba(0,0,0,.9), 0 0 4px rgba(0,0,0,.8); }
.hero__lead strong { color: var(--ink); font-weight: 600; }
.hero__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: clamp(24px, 3.6vh, 40px); }

/* entrada */
.hero__content > * { opacity: 0; transform: translateY(18px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
body.is-ready .hero__content > * { opacity: 1; transform: none; }
body.is-ready .hero__lead { transition-delay: .05s; }
body.is-ready .hero__title { transition-delay: .2s; }
body.is-ready .hero__actions { transition-delay: .35s; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 44px; padding: 0 22px;
  font-family: var(--f-mono); font-size: 11px; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.btn:active { transform: translateY(1px); }
.btn--solid { background: var(--ink); color: var(--bg); }
.btn--solid:hover { background: #fff; }
.btn--ghost { background: rgba(14,15,18,.35); color: var(--ink); border-color: var(--line-2); backdrop-filter: blur(6px); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--lg { height: 52px; padding: 0 28px; }

/* ---------- Botón destacado: Cómo trabajamos ---------- */
.btn--play {
  position: relative; background: #3ddc84; color: #04210f; border-color: #3ddc84; font-weight: 600;
  box-shadow: 0 0 0 0 rgba(61,220,132,.55); animation: playGlow 2.6s ease-out infinite;
}
.btn--play:hover { background: #5fe69c; border-color: #5fe69c; }
.btn__dur { opacity: .7; font-weight: 500; }
@keyframes playGlow { 0% { box-shadow: 0 0 0 0 rgba(61,220,132,.5); } 70%, 100% { box-shadow: 0 0 0 14px rgba(61,220,132,0); } }

/* ---------- Reproductor que reemplaza el hero ---------- */
.vplayer { position: fixed; z-index: 70; display: none; background: #000; overflow: hidden; transform-origin: top left; }
.vplayer.is-open { display: block; }
.vplayer video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; background: #000; cursor: pointer; }
.vplayer__ui { position: absolute; inset: 0; pointer-events: none; }
.vplayer__ui > * { pointer-events: auto; }
.vp-btn {
  position: absolute; top: 16px; height: 40px; padding: 0 16px; border-radius: 999px; cursor: pointer;
  background: rgba(14,15,18,.6); color: #f3f2ef; border: 1px solid rgba(255,255,255,.2);
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.vp-close { right: 16px; width: 40px; padding: 0; font-size: 15px; }
.vp-sound { right: 66px; }
.vp-sound[aria-pressed="true"] { background: #3ddc84; color: #04210f; border-color: #3ddc84; }
.vp-bar { position: absolute; left: 20px; right: 20px; bottom: 16px; height: 34px; cursor: pointer; }
.vp-bar::before { content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 3px; background: rgba(255,255,255,.25); border-radius: 2px; }
.vp-fill { position: absolute; left: 0; right: 0; bottom: 6px; height: 3px; background: #3ddc84; transform-origin: left center; transform: scaleX(0); border-radius: 2px; }
.vp-mark {
  position: absolute; left: var(--at); bottom: 0; transform: translateX(-1px);
  padding: 0 0 14px 8px; border: 0; border-left: 1px solid rgba(255,255,255,.5); background: none; cursor: pointer;
  color: rgba(255,255,255,.65); font-family: var(--f-mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap;
}
.vp-mark.is-on { color: #fff; border-left-color: #3ddc84; }
.vplayer__end {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; text-align: center;
  background: rgba(14,15,18,.86); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); padding: 24px;
}
.vplayer__end[hidden] { display: none; }
.vplayer__end p { color: var(--ink); font-family: var(--f-display); font-variation-settings: "wdth" 120; font-weight: 800; font-size: 16px; letter-spacing: .1em; text-transform: uppercase; }
.section { scroll-margin-top: var(--nav-h); }
.vp-title { font-family: var(--f-display); font-variation-settings: "wdth" 120; font-stretch: 120%; font-weight: 800; font-size: clamp(40px, 6vw, 92px); line-height: .9; letter-spacing: -0.045em; }
.vp-title__sub { display: block; margin-top: .04em; font-weight: 300; font-size: .52em; line-height: 1; letter-spacing: -0.035em; color: #d9d8d4; }
.vplayer__end { z-index: 2; }
.vp-close { z-index: 3; }
.vplayer__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 10px; }
.vplayer__ctas .btn--play { animation: none; }
body.vp-open .chat { display: none; }
/* en celular el reproductor cubre toda la pantalla sin pedir "pantalla completa" (evita el aviso del navegador) */
@media (max-width: 860px) { body.vp-open { overflow: hidden; } }

/* ---------- Sección: Cómo trabajamos ---------- */
.proc { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.25fr); gap: clamp(28px, 4vw, 64px); padding: clamp(48px, 7vw, 100px) var(--gutter); align-items: start; }
.proc__intro .section__lead { margin-bottom: 30px; }
.proc__steps { list-style: none; border-top: 1px solid var(--line); }
.proc__steps li {
  --c: var(--ink);
  position: relative; display: grid; grid-template-columns: 56px 1fr; gap: 12px; padding: 16px 0 16px 14px;
  border-bottom: 1px solid var(--line); cursor: pointer; transition: background .3s;
}
.proc__steps li::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--c); transform: scaleY(0); transform-origin: top; transition: transform .45s cubic-bezier(.2,.7,.2,1); }
.proc__num { font-family: var(--f-mono); font-size: 13px; letter-spacing: .12em; color: var(--muted); padding-top: 4px; transition: color .3s; }
.proc__steps h3 { font-family: var(--f-display); font-variation-settings: "wdth" 118; font-weight: 700; font-size: 22px; letter-spacing: -.02em; color: var(--muted); transition: color .3s; }
.proc__steps p { margin-top: 4px; font-size: 15px; font-weight: 300; color: var(--dim); max-height: 0; overflow: hidden; opacity: 0; transition: max-height .45s, opacity .35s, color .3s; }
.proc__steps li.is-active { background: rgba(255,255,255,.03); }
.proc__steps li.is-active::before { transform: scaleY(1); }
.proc__steps li.is-active .proc__num { color: var(--c); }
.proc__steps li.is-active h3 { color: var(--ink); }
.proc__steps li.is-active p { max-height: 90px; opacity: 1; color: #b4b5ba; }
.proc__steps li:hover h3 { color: var(--ink); }
.proc__media { position: sticky; top: calc(var(--nav-h) + 24px); }
.proc__frame { position: relative; aspect-ratio: 16 / 9; background: #f1ede4; border: 1px solid var(--line); overflow: hidden; }
.proc__frame video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.proc__sound {
  position: absolute; right: 14px; bottom: 14px; height: 40px; padding: 0 18px; border-radius: 999px; cursor: pointer;
  background: #15161a; color: #fff; border: 0; font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.proc__sound:hover { background: #3ddc84; color: #04210f; }
@media (max-width: 860px) {
  .proc { grid-template-columns: 1fr; }
  .proc__media { position: static; order: -1; }
  .proc__frame { aspect-ratio: 9 / 16; max-height: 82svh; margin: 0 auto; }
  .proc__intro .section__lead { margin-bottom: 20px; }
  .vp-mark span { display: none; }
  .vp-mark { padding-bottom: 12px; }
}
@media (prefers-reduced-motion: reduce) { .btn--play { animation: none; } }

/* ---------- Sections ---------- */
.section { margin-right: var(--ruler-w); border-bottom: 1px solid var(--line); }
.section__bar {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 12px var(--gutter);
  border-bottom: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 10.5px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.section__head { padding: clamp(56px, 9vw, 120px) var(--gutter) clamp(40px, 6vw, 72px); max-width: 1100px; }
.display {
  font-family: var(--f-display);
  font-variation-settings: "wdth" 112;
  font-weight: 700;
  font-size: clamp(40px, 6.4vw, 88px);
  line-height: .98;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.display em { font-size: 1.06em; letter-spacing: -0.01em; }
.section__lead { max-width: 520px; margin-top: 22px; color: var(--muted); font-size: 17px; font-weight: 300; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Featured ---------- */
.featured-row {
  display: grid; grid-template-columns: 16fr 5.0625fr 16fr 5.0625fr; gap: 1px;
  margin-bottom: 1px;
  background: var(--line);
}
.featured {
  position: relative; overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--bg-2);
}
.featured--v { aspect-ratio: 9 / 16; }
.featured--v .featured__meta { padding: 14px; }
.featured--v .featured__title { font-size: clamp(18px, 1.5vw, 26px); font-variation-settings: "wdth" 110; }
.featured--v .featured__label { font-size: 9px; }
.featured--v .featured__sound { top: 10px; right: 10px; padding: 0 10px; }
.featured__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform 1.6s cubic-bezier(.2,.7,.2,1);
}
.featured:hover .featured__video { transform: scale(1); }
.featured::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(to top, rgba(0,0,0,.8) 0%, rgba(0,0,0,0) 55%),
    linear-gradient(to right, rgba(0,0,0,.35) 0%, rgba(0,0,0,0) 50%);
}
.featured__meta {
  position: absolute; left: 0; bottom: 0; z-index: 2;
  padding: clamp(18px, 3vw, 36px);
  max-width: 620px;
}
.featured__label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-mono); font-size: 10.5px;
  letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.75);
}
.featured__label i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.featured__title {
  margin-top: 10px;
  font-family: var(--f-display); font-variation-settings: "wdth" 125;
  font-weight: 800; font-size: clamp(32px, 4.6vw, 80px);
  line-height: .9; letter-spacing: -0.035em;
}
.featured__desc { margin-top: 12px; color: rgba(255,255,255,.75); font-weight: 300; max-width: 460px; }
.featured__num { position: absolute; top: 18px; left: 20px; z-index: 2; }
.featured__sound {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  height: 32px; padding: 0 14px;
  font-family: var(--f-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink); background: rgba(14,15,18,.5);
  border: 1px solid var(--line-2); border-radius: 999px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  cursor: pointer; transition: background .2s, color .2s;
}
.featured__sound[aria-pressed="true"] { background: var(--ink); color: var(--bg); }

/* ---------- Works ---------- */
.works {
  background: var(--line);
}
/* escritorio: filas de ancho propio; el espacio sobrante queda libre */
.works:has(.works__row--fixed) { background: none; }
.works__row--fixed { width: fit-content; max-width: 100%; background: var(--line); }
.works__row--fixed + .works__row--fixed { margin-top: 0; border-top: 1px solid var(--line); }
/* Filas armadas por JS (main.js → layoutWorks): cada video mantiene su proporción */
.works__row { display: flex; gap: 1px; align-items: flex-start; }
.works__row + .works__row { margin-top: 1px; }
.work {
  position: relative; overflow: hidden;
  flex: none;
  aspect-ratio: var(--a);
  background: var(--bg-2);
  cursor: pointer;
}
.work video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  filter: saturate(.85) brightness(.8);
  transition: transform 1.2s cubic-bezier(.2,.7,.2,1), filter .6s;
}
.work:hover video { transform: scale(1); filter: saturate(1) brightness(1); }
/* videos con texto fino: sin recorte, sin oscurecer */
.work--fit { background: #edeff3; }
.work--fit video { object-fit: contain; transform: none; filter: none; }
.work--fit:hover video { transform: none; }
.work::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to top, rgba(0,0,0,.75) 0%, rgba(0,0,0,0) 50%);
}
.work__meta {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  display: grid; grid-template-columns: auto 1fr; align-items: baseline; column-gap: 10px; row-gap: 2px;
  padding: 10px 12px;
}
.work__num, .work__tag {
  font-family: var(--f-mono); font-size: 9.5px;
  letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.6);
}
.work__tag { grid-column: 2; opacity: 0; transform: translateY(4px); transition: opacity .3s, transform .3s; }
.work:hover .work__tag { opacity: 1; transform: none; }
.work h3 {
  font-family: var(--f-display); font-variation-settings: "wdth" 112;
  font-weight: 600; font-size: 14px; letter-spacing: -0.01em; line-height: 1.15;
}

/* ---------- Servicios: tres pilares ---------- */
.pillars {
  list-style: none;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px;
  background: var(--line); border-top: 1px solid var(--line);
}
.pillar {
  --c: var(--tv);
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  padding: clamp(24px, 3vw, 40px) var(--gutter) clamp(28px, 3.4vw, 48px);
  background: var(--bg);
  transition: background .4s;
}
.pillar[data-track="w"] { --c: var(--tw); }
.pillar[data-track="c"] { --c: var(--tc); }
.pillar[data-track="a"] { --c: var(--ta); }
.pillar::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: var(--c); transform: scaleX(0); transform-origin: left;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.pillar:hover { background: #121317; }
.pillar:hover::before { transform: scaleX(1); }
.pillar__top {
  display: flex; justify-content: space-between; gap: 12px;
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.pillar__num { color: var(--c); }
.pillar__verb {
  margin-top: clamp(28px, 4vw, 56px);
  font-family: var(--f-display); font-variation-settings: "wdth" 118;
  font-weight: 800; font-size: clamp(34px, 3.3vw, 56px);
  line-height: .95; letter-spacing: -0.04em;
}
.pillar__desc { margin-top: 14px; max-width: 360px; color: var(--muted); font-weight: 300; }
.pillar__list { list-style: none; margin-top: auto; padding-top: 28px; }
.pillar__list li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0; border-top: 1px solid var(--line);
  font-size: 14px; color: #c4c5c9;
}
.pillar__list li::before { content: ""; width: 5px; height: 5px; background: var(--c); flex: none; }

/* ---------- Contact ---------- */
.section--contact { border-bottom: 0; }
.contact {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(32px, 6vw, 96px);
  padding: clamp(56px, 9vw, 120px) var(--gutter);
}
.contact__steps { list-style: none; margin-top: 40px; border-top: 1px solid var(--line); }
.contact__steps li {
  display: flex; gap: 18px; align-items: baseline;
  padding: 14px 0; border-bottom: 1px solid var(--line);
  color: #c4c5c9;
}
.contact__steps span { font-family: var(--f-mono); font-size: 11px; color: var(--muted); letter-spacing: .12em; }

.form {
  position: relative;
  display: grid; gap: 22px; align-content: start;
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,0));
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field { display: grid; gap: 8px; border: 0; min-width: 0; }
.field > span, .field legend {
  font-family: var(--f-mono); font-size: 10.5px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.field input, .field select, .field textarea {
  width: 100%;
  background: transparent;
  border: 0; border-bottom: 1px solid var(--line-2);
  color: var(--ink);
  font: 400 16px/1.4 var(--f-body);
  padding: 10px 0;
  border-radius: 0;
  outline: none;
  transition: border-color .2s;
  -webkit-appearance: none; appearance: none;
}
.field textarea { resize: vertical; min-height: 120px; border: 1px solid var(--line-2); padding: 12px 14px; }
.field textarea::placeholder { color: var(--dim); }
.field select {
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 10px) 52%, calc(100% - 5px) 52%;
  background-size: 5px 5px; background-repeat: no-repeat;
}
.field select option { background: var(--bg-2); color: var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ink); }
.field.is-invalid input, .field.is-invalid textarea { border-color: #ff5f56; }

.field--chips { display: flex; flex-wrap: wrap; gap: 8px; }
.field--chips legend { margin-bottom: 10px; width: 100%; }
.field--chips label { position: relative; cursor: pointer; }
.field--chips input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; pointer-events: none; }
.field--chips label span {
  display: inline-block; padding: 8px 14px;
  border: 1px solid var(--line-2);
  font-size: 13px; color: #c4c5c9;
  transition: all .2s;
}
.field--chips label:hover span { border-color: var(--muted); }
.field--chips input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.field--chips input:focus-visible + span { outline: 1px solid var(--accent); outline-offset: 2px; }

.form__footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 6px; }
.form__error { color: #ff7a72; font-size: 14px; min-height: 1em; }
.form .btn[disabled] { opacity: .5; pointer-events: none; }
.form__success {
  position: absolute; inset: 0;
  display: grid; place-content: center; text-align: center; gap: 10px;
  background: var(--bg-2);
  padding: 24px;
}
.form__success[hidden] { display: none; }
.form__success h3 {
  font-family: var(--f-display); font-variation-settings: "wdth" 118;
  font-size: 32px; font-weight: 700; letter-spacing: -0.02em;
}
.form__success p { color: var(--muted); }

/* ---------- Footer ---------- */
.footer {
  margin-right: var(--ruler-w);
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 22px var(--gutter);
  border-top: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 10.5px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.footer__logo {
  font-family: var(--f-display); font-variation-settings: "wdth" 125;
  font-weight: 800; font-size: 18px; letter-spacing: -0.02em; color: var(--ink);
}
.footer a:hover { color: var(--ink); }

/* ---------- Chat guiado ---------- */
.chat { --cw: 340px; --chat: #3ddc84; --chat-ink: #04210f; position: fixed; z-index: 60; right: calc(var(--ruler-w) + 18px); bottom: 18px; font-family: var(--f-body); }
.chat__launcher {
  position: relative; display: flex; align-items: center; gap: 10px;
  height: 48px; padding: 0 18px 0 6px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--chat); color: var(--chat-ink); font: 500 14px var(--f-body);
  box-shadow: 0 14px 36px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.12) inset;
  transform: translateY(140%); opacity: 0; pointer-events: none;
  transition: transform .6s cubic-bezier(.2,.7,.2,1), opacity .4s, background .2s;
}
body.past-hero .chat__launcher, .chat.is-open .chat__launcher { transform: none; opacity: 1; pointer-events: auto; }
.chat__launcher:hover { background: #5fe69c; }
.chat__launcher .chat__avatar { width: 36px; height: 36px; font-size: 14px; background: var(--chat-ink); color: #fff; }
.chat__pulse { position: absolute; top: 4px; left: 34px; width: 10px; height: 10px; border-radius: 50%; background: #fff; border: 2px solid var(--chat); }
.chat.is-open .chat__launcher-text { display: none; }
.chat.is-open .chat__launcher { padding: 0 6px; }
.chat__avatar {
  flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--chat); color: var(--chat-ink); font-family: var(--f-display); font-weight: 800; font-size: 12px;
}
.chat__panel {
  position: absolute; right: 0; bottom: 60px; width: var(--cw); max-height: min(560px, calc(100svh - 120px));
  display: flex; flex-direction: column; overflow: hidden;
  background: #121118; border: 1px solid rgba(61,220,132,.3); border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(12px) scale(.98); transform-origin: bottom right;
  transition: opacity .25s, transform .25s cubic-bezier(.2,.7,.2,1), visibility 0s .25s;
}
.chat.is-open .chat__panel { opacity: 1; visibility: visible; pointer-events: auto; transform: none; transition-delay: 0s; }
.chat__head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.chat__head b { display: block; font-size: 13.5px; font-weight: 500; }
.chat__head small { display: block; font-size: 11px; color: var(--muted); }
.chat__close { margin-left: auto; width: 30px; height: 30px; border: 0; border-radius: 50%; background: transparent; color: var(--muted); cursor: pointer; font-size: 13px; }
.chat__close:hover { background: rgba(255,255,255,.06); color: var(--ink); }
.chat__msgs { list-style: none; flex: 1; min-height: 160px; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; padding: 14px; }
.chat__msg { flex: none; max-width: 85%; padding: 9px 12px; border-radius: 14px; font-size: 13.5px; line-height: 1.45; white-space: pre-line; animation: botIn .3s cubic-bezier(.2,.7,.2,1); }
.chat__msg--bot { align-self: flex-start; background: #1f1d28; color: var(--ink); border-bottom-left-radius: 4px; }
.chat__msg--user { align-self: flex-end; background: var(--chat); color: var(--chat-ink); border-bottom-right-radius: 4px; }
.chat__msg--typing { align-self: flex-start; background: #1f1d28; color: var(--muted); letter-spacing: 3px; }
.chat__actions { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 14px 14px; border-top: 1px solid var(--line); }
.chat__actions:empty { display: none; }
.chat__opt {
  padding: 8px 12px; border-radius: 999px; cursor: pointer;
  background: transparent; color: var(--ink); border: 1px solid rgba(61,220,132,.45);
  font: 13px var(--f-body); transition: background .2s, border-color .2s;
}
.chat__opt:hover, .chat__opt:focus-visible { background: rgba(61,220,132,.14); border-color: var(--chat); outline: none; }
.chat__opt--ghost { border-color: var(--line-2); color: var(--muted); }
.chat__send {
  flex: 1 1 100%; display: block; text-align: center; padding: 11px 14px; border: 0; border-radius: 10px; cursor: pointer;
  background: #25d366; color: #06210f; font: 600 14px var(--f-body);
}
.chat__send:hover { filter: brightness(1.06); }
.chat__form { flex: 1; display: flex; gap: 6px; }
.chat__form input {
  flex: 1; min-width: 0; padding: 10px 12px; border-radius: 10px;
  background: #0b0a10; color: var(--ink); border: 1px solid var(--line-2); font: 14px var(--f-body); outline: none;
}
.chat__form input:focus { border-color: var(--chat); }
.chat__form button { width: 42px; border: 0; border-radius: 10px; background: var(--chat); color: var(--chat-ink); font-size: 16px; cursor: pointer; }
@media (max-width: 560px) {
  .chat { right: 12px; bottom: 12px; }
  .chat__panel { position: fixed; left: 8px; right: 8px; bottom: 72px; width: auto; max-height: calc(100svh - 96px); }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav__status { display: none; }
  .index { display: none; }
}
@media (max-width: 860px) {
  .pillars { grid-template-columns: 1fr; }
  .pillar__verb { margin-top: 20px; }
  :root { --ruler-w: 0px; }
  .ruler { display: none; }
  .nav__burger {
    display: grid; place-items: center; width: var(--nav-h); flex: none;
    background: none; border: 0; border-left: 1px solid var(--line); color: var(--ink); cursor: pointer;
  }
  .nav__burger span { position: relative; display: block; width: 18px; height: 1.5px; background: currentColor; transition: background .2s; }
  .nav__burger span::before, .nav__burger span::after {
    content: ""; position: absolute; left: 0; width: 18px; height: 1.5px; background: currentColor; transition: transform .25s ease;
  }
  .nav__burger span::before { transform: translateY(-6px); }
  .nav__burger span::after { transform: translateY(6px); }
  .nav.is-open .nav__burger span { background: transparent; }
  .nav.is-open .nav__burger span::before { transform: rotate(45deg); }
  .nav.is-open .nav__burger span::after { transform: rotate(-45deg); }
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 49;
    flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 20px;
    background: rgba(10, 10, 12, .96); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-8px);
    transition: opacity .25s, transform .25s ease, visibility 0s .25s;
  }
  .nav.is-open .nav__links { opacity: 1; visibility: visible; pointer-events: auto; transform: none; transition-delay: 0s; }
  .nav__links a { padding: 16px 4px; font-size: 13px; border-bottom: 1px solid var(--line); }
  .nav__links a:last-child { border-bottom: 0; }
  .nav__links a.is-active { background: none; color: var(--ink); }
  .nav__links a.is-active::before { content: "→ "; color: #3ddc84; }
  .nav__cta { padding: 0 16px; }
  .nav__ig { padding: 0 16px; }
  .nav__ig span { display: none; }
  .featured-row { grid-template-columns: 1fr; }
  .featured.featured--v { aspect-ratio: 9 / 14; }
  .featured { aspect-ratio: 4 / 3; }
  .featured__desc { font-size: 14px; }
  .work__tag { opacity: 1; transform: none; }
  .contact { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .bot__msgs { min-height: 0; padding: 7px; gap: 4px; }
  .bot__msgs li { font-size: 9.5px; padding: 4px 7px; }
  .bot__head { padding: 6px 8px; }
  .section__bar span:last-child { display: none; }
  .form__row { grid-template-columns: 1fr; }
  .work h3 { font-size: 12px; }
  .work__num { display: none; }
  .work__tag { display: none; }
  .btn--lg { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .loader__mark { animation: none; }
}