/* DACHSFILM — Film & Rental · Fase 3 (visual, sin motion)
   Mobile-first. Geometria preparada para motion: [data-layer] = back / mid / front. */

:root {
  /* color */
  --black-0: #0d0c0b;        /* set en penumbra */
  --black-1: #161412;        /* duvetyne */
  --black-2: #1f1c19;
  --line: rgb(238 234 227 / 0.14);
  --line-strong: rgb(238 234 227 / 0.28);
  --paper: #eeeae3;          /* blanco ciclorama */
  --paper-dim: rgb(238 234 227 / 0.64);
  --accent: #e4642b;         /* naranja cable — senal minima */
  --white: #fbf9f5;          /* estado hover sobre paper */

  /* tipo */
  --f-sans: "Archivo", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, monospace;
  --t-hero: clamp(3.4rem, 16.6vw, 17.5rem);
  --t-title: clamp(2.6rem, 8.4vw, 7rem);
  --t-title-col: clamp(2.6rem, 5.4vw, 5.5rem); /* titulares en columna estrecha (desktop) */
  --t-lede: clamp(1.05rem, 1.4vw, 1.3rem);
  --t-mono: 0.75rem;
  --t-meta: 0.6875rem;       /* metadata secundaria: piso 11px */

  /* espacio */
  --gutter: 1rem;
  --scene-gap: clamp(6rem, 13vw, 12rem);
  --topbar-h: 3.5rem;

  /* sombra de capa (profundidad fotografica, no UI) */
  --depth: 0 2.5rem 5rem -1rem rgb(0 0 0 / .75), 0 0 0 1px rgb(238 234 227 / .06);

  --z-bg: 0; --z-layer: 1; --z-front: 2; --z-over: 3; --z-rail: 20; --z-top: 30;
}
@media (min-width: 768px) { :root { --gutter: 2rem; } }
@media (min-width: 1200px) { :root { --gutter: 3.75rem; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--black-0); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--black-0);
  color: var(--paper);
  font-family: var(--f-sans);
  font-size: 1rem;
  line-height: 1.55;
  overflow-x: clip;
}
/* grano muy sutil, estatico */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 50; pointer-events: none;
  opacity: .06; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img, video { display: block; max-width: 100%; }
figure { margin: 0; }
a { color: inherit; }
h1, h2, p { margin: 0; }

.mono {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.skip {
  position: absolute; left: var(--gutter); top: -4rem; z-index: 100;
  background: var(--paper); color: var(--black-0); padding: .75rem 1rem;
}
.skip:focus { top: .75rem; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* marcas de visor reutilizables */
.corners { position: absolute; inset: 0; pointer-events: none; }
.corners i { position: absolute; width: 14px; height: 14px; border: 0 solid var(--paper-dim); }
.corners i:nth-child(1) { top: 10px; left: 10px; border-top-width: 1px; border-left-width: 1px; }
.corners i:nth-child(2) { top: 10px; right: 10px; border-top-width: 1px; border-right-width: 1px; }
.corners i:nth-child(3) { bottom: 10px; left: 10px; border-bottom-width: 1px; border-left-width: 1px; }
.corners i:nth-child(4) { bottom: 10px; right: 10px; border-bottom-width: 1px; border-right-width: 1px; }

/* ---------- wordmark provisional ---------- */
.wordmark {
  font-family: var(--f-sans);
  font-stretch: 62%;
  font-weight: 800;
  text-transform: uppercase;
  text-decoration: none;
  letter-spacing: -0.005em;
  line-height: 0.82;
}
.wordmark--small { font-size: 1.35rem; line-height: 1; }
.topbar .wordmark { display: inline-flex; align-items: center; min-height: 44px; } /* area tactil */
.wordmark--hero { font-size: var(--t-hero); }

/* ---------- topbar: transparente sobre el hero, solida despues ---------- */
.topbar {
  position: fixed; inset: 0 0 auto; z-index: var(--z-top);
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--gutter);
  text-shadow: 0 1px 12px rgb(0 0 0 / .45);
  transition: background-color .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
body:not([data-hero-visible]) .topbar {
  background: var(--black-0); border-bottom-color: var(--line); text-shadow: none; /* opaca: bloquea el fondo */
}
.topnav { display: flex; gap: 1.25rem; font-size: .9rem; }
.topnav a { text-decoration: none; display: inline-flex; align-items: center; gap: .35rem; min-height: 44px; }
.topnav .idx { font-family: var(--f-mono); font-size: .7rem; color: var(--paper-dim); }
.topnav a:not(.topnav__cta) { display: none; }
.topnav__cta { box-shadow: inset 0 -1px 0 var(--accent); }
@media (hover: hover) { .topnav a:hover { color: var(--white); } .topnav a:not(.topnav__cta):hover { box-shadow: inset 0 -1px 0 var(--line-strong); } }
@media (min-width: 768px) { .topnav a:not(.topnav__cta) { display: inline-flex; } }

/* ---------- rail (desktop, oculto sobre el hero) ---------- */
.rail {
  display: none;
  position: fixed; left: 1rem; top: 50%; transform: translateY(-50%);
  z-index: var(--z-rail);
  list-style: none; margin: 0; padding: 0;
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .08em;
  color: var(--paper-dim);
  transition: opacity .3s ease;
}
.rail li { padding: .4rem 0 .4rem .55rem; border-left: 1px solid var(--line); text-shadow: 0 0 8px rgb(13 12 11 / .9); }
.rail li[data-active] { color: var(--paper); border-left-color: var(--accent); }
body[data-hero-visible] .rail { opacity: 0; }
@media (min-width: 1200px) { .rail { display: block; } }

/* ---------- escenas: flujo continuo ---------- */
.scene { position: relative; padding: 0 var(--gutter); }
.scene + .scene { margin-top: var(--scene-gap); }
.scene__head { position: relative; z-index: var(--z-over); max-width: 72rem; }
.scene__idx { color: var(--paper-dim); margin-bottom: 1rem; }
.scene__title {
  font-stretch: 70%;
  font-weight: 700;
  font-size: var(--t-title);
  line-height: .9;
  text-transform: uppercase;
  letter-spacing: -0.005em;
}
.scene__lede { margin-top: 1.1rem; font-size: var(--t-lede); color: var(--paper-dim); max-width: 34ch; }
[data-layer] img { width: 100%; height: 100%; object-fit: cover; }

/* =========================================================
   01 IMAGE
   ========================================================= */
/* mobile: video 16:9 completo, wordmark cruzando el borde inferior del cuadro */
.scene--image {
  min-height: 100svh;
  display: grid;
  grid-template-rows: var(--topbar-h) minmax(.5rem, .5fr) auto auto auto minmax(2rem, .5fr) auto;
  grid-template-columns: minmax(0, 1fr);
  padding-bottom: 1.25rem;
}
.image__frame {
  grid-row: 3;
  position: relative;
  margin: 0 calc(var(--gutter) * -1);
  aspect-ratio: 16 / 9;
  background: var(--black-1);
}
.image__video { width: 100%; height: 100%; object-fit: cover; }

.image__status {
  grid-row: 4;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: .35rem;
  color: var(--paper-dim);
}
.tc { font-variant-numeric: tabular-nums; }
.tc__lbl { color: var(--accent); }
.playtoggle {
  display: inline-flex; align-items: center; gap: .5rem;
  background: none; border: 0; padding: 0; min-height: 44px; min-width: 44px; justify-content: flex-end;
  color: var(--paper-dim); cursor: pointer;
}
.playtoggle:hover { color: var(--paper); }
.playtoggle__icon { width: 8px; height: 10px; border-left: 2px solid currentColor; border-right: 2px solid currentColor; }
.playtoggle[aria-pressed="true"] .playtoggle__icon {
  border: 0; width: 0; height: 0;
  border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid currentColor;
}

.image__title { grid-row: 5; margin-top: .75rem; position: relative; z-index: var(--z-over); }
.image__sub { margin-top: .55rem; color: var(--paper-dim); }
.image__doors {
  grid-row: 7;
  display: grid; grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
}
.door {
  display: grid; gap: .2rem; padding: 1.1rem 0 .5rem;
  text-decoration: none; min-height: 44px;
}
.door + .door { padding-left: 1rem; border-left: 1px solid var(--line); }
.door__idx { color: var(--accent); }
.door__name { font-stretch: 70%; font-weight: 700; font-size: 2.4rem; line-height: 1; text-transform: uppercase; }
.door__line { color: var(--paper-dim); font-size: var(--t-meta); }
@media (hover: hover) { .door:hover .door__name { color: var(--white); } .door:hover .door__idx { color: var(--paper); } }

/* telefono horizontal: el cuadro 16:9 completo cabe en pantalla junto al wordmark */
@media (max-width: 899px) and (orientation: landscape) and (max-height: 500px) {
  .image__frame { justify-self: center; margin: 0; height: 64svh; width: auto; }
}

/* desktop: full bleed, el video es el protagonista */
@media (min-width: 900px) {
  .scene--image {
    height: 100svh; min-height: 640px;
    grid-template-rows: 1fr auto;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 2rem;
    align-items: end;
    padding-bottom: calc(var(--gutter) * 1.7);
    --t-hero: clamp(5rem, 13vw, 15rem);
  }
  .image__frame { grid-area: auto; position: absolute; inset: 0; margin: 0; aspect-ratio: auto; z-index: var(--z-bg); }
  .image__frame::before { /* legibilidad de la topbar, sin franja */
    content: ""; position: absolute; inset: 0 0 auto; height: 22%; z-index: 1; opacity: var(--grad, 1);
    background: linear-gradient(rgb(13 12 11 / .38), rgb(13 12 11 / 0));
  }
  .image__frame::after { /* el cuadro se funde con la pagina; se desvanece al encuadrarse (motion.js) */
    content: ""; position: absolute; inset: 0; opacity: var(--grad, 1);
    background: linear-gradient(180deg, rgb(13 12 11 / 0) 50%, rgb(13 12 11 / .55) 82%, var(--black-0) 100%);
  }
  .image__frame .corners i:nth-child(1) { top: calc(var(--topbar-h) + 12px); left: var(--gutter); }
  .image__frame .corners i:nth-child(2) { top: calc(var(--topbar-h) + 12px); right: var(--gutter); }
  .image__frame .corners i:nth-child(3) { bottom: var(--gutter); left: var(--gutter); }
  .image__frame .corners i:nth-child(4) { bottom: var(--gutter); right: var(--gutter); }
  /* estado del monitor: timecode + pausa, arriba a la derecha dentro del cuadro */
  .image__status {
    grid-area: auto; position: absolute; z-index: var(--z-over);
    top: calc(var(--topbar-h) + 4px); right: calc(var(--gutter) + 26px);
    gap: 1.25rem; padding: 0;
  }
  .image__title { grid-row: 2; grid-column: 1; margin: 0; }
  .image__doors {
    grid-row: 2; grid-column: 2; margin: 0 0 .6rem; position: relative; z-index: var(--z-over);
    grid-template-columns: repeat(2, minmax(11rem, auto)); border-top: 0;
  }
  .door { border-top: 1px solid var(--line-strong); padding-right: 1.5rem; }
  .door + .door { border-left: 0; }
}

/* =========================================================
   02 BEHIND THE FRAME — frente de camara → detras de camara
   ========================================================= */
.scene--behind .scene__title { display: grid; gap: .08em; }
.t-arrow { color: var(--accent); font-stretch: 100%; font-weight: 300; font-size: .5em; line-height: 1; }
.t-behind { color: var(--paper); }
.t-frame { color: var(--paper-dim); }
.behind__note { margin-top: 1.5rem; font-size: var(--t-lede); color: var(--paper-dim); max-width: 26ch; }

.behind { position: relative; margin-top: 2.75rem; display: grid; grid-template-columns: repeat(12, 1fr); }
.shot { position: relative; overflow: hidden; }
.shot img { aspect-ratio: 9 / 16; width: 100%; object-fit: cover; }
.behind__shot figcaption { margin-top: .6rem; color: var(--paper-dim); display: flex; gap: .6rem; }
.cap-idx { color: var(--accent); }

/* A: el cuadro — lejos, visto como en monitor */
.behind__shot--frame { grid-column: 5 / 13; grid-row: 1; display: flex; flex-direction: column-reverse; }
.behind__shot--frame figcaption { margin: 0 0 .6rem; } /* rotulo arriba: el operador tapa la base del cuadro */
.behind__shot--frame .shot img { aspect-ratio: 4 / 5; object-position: 50% 45%; filter: saturate(.9); }
.framelines { /* guias 2.39:1 sobre el cuadro */
  position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%);
  aspect-ratio: 2.39 / 1; border-top: 1px dashed rgb(238 234 227 / .35); border-bottom: 1px dashed rgb(238 234 227 / .35);
  pointer-events: none;
}
/* B: detras de camara — cerca, delante, mas grande */
.behind__shot--behind { grid-column: 1 / 9; grid-row: 1; margin-top: 62%; z-index: var(--z-front); }
.behind__shot--behind .shot { box-shadow: var(--depth); }
.behind__shot--behind .shot img { aspect-ratio: 4 / 5; object-position: 50% 60%; }

@media (min-width: 900px) {
  .scene--behind { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--gutter); }
  .scene--behind .scene__head { grid-column: 1 / 6; grid-row: 1; align-self: start; position: sticky; top: calc(var(--topbar-h) + 3rem); }
  .behind { grid-column: 5 / 13; grid-row: 1; margin-top: 0; grid-template-columns: repeat(8, 1fr); column-gap: var(--gutter); }
  .behind__shot--frame { grid-column: 4 / 9; }
  .behind__shot--frame .shot img { aspect-ratio: 3 / 4; }
  .behind__shot--behind { grid-column: 2 / 6; margin-top: 52%; }
  .behind__shot--behind .shot img { aspect-ratio: 3 / 4; }
}

/* =========================================================
   03 FILM / CRAFT
   ========================================================= */
.craft { position: relative; margin-top: 2.75rem; display: grid; grid-template-columns: repeat(12, 1fr); }
.craft__main { grid-column: 1 / 13; grid-row: 1; margin: 0 calc(var(--gutter) * -1); }
.craft__main img { aspect-ratio: 16 / 10; }
.craft__detail { grid-column: 6 / 13; grid-row: 2; margin-top: -28%; z-index: var(--z-front); box-shadow: var(--depth); }
.craft__detail img { aspect-ratio: 3 / 4; }
@media (min-width: 900px) {
  .scene--film { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--gutter); }
  .scene--film .scene__head { grid-column: 8 / 13; grid-row: 1; align-self: end; padding-bottom: 5rem; }
  .scene--film .scene__title, .scene--contact .scene__title { font-size: var(--t-title-col); }
  .craft { grid-column: 1 / 13; grid-row: 1; margin-top: 0; column-gap: var(--gutter); }
  .craft__main { grid-column: 1 / 8; margin: 0 0 0 calc(var(--gutter) * -1); }
  .craft__main img { aspect-ratio: 4 / 3; }
  .craft__detail { grid-column: 6 / 9; grid-row: 1; align-self: end; margin: 0 0 -9rem; }
}

/* =========================================================
   04 RENTAL / TOOLS — composicion editorial, no cards
   ========================================================= */
/* puente de luz: recorte vertical del borde de la parabolica que cruza 03 → 04 */
.bridge-light {
  position: relative; z-index: var(--z-bg); overflow: hidden; /* contiene la escala del parallax */
  margin: 0 calc(var(--gutter) * -1);
  height: 58svh;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 58%, transparent 100%);
          mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 58%, transparent 100%);
}
.bridge-light img { width: 100%; height: 100%; object-fit: cover; object-position: 80% 45%; opacity: .8; }
.scene--rental .scene__head { margin-top: -4.5rem; } /* titular sobre negro solido (fin de la mascara) */

.tools {
  list-style: none; margin: 3rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: .75rem; row-gap: 2.5rem;
}
.tool figure { overflow: hidden; } /* contiene la escala del reveal */
.tool figure img { width: 100%; height: 100%; object-fit: cover; }
.tool__name {
  position: relative;
  margin-top: .75rem; padding-top: .6rem;
  font-stretch: 70%; font-weight: 700; font-size: 1.6rem; line-height: 1; text-transform: uppercase;
  display: flex; gap: .75rem; align-items: baseline;
}
.tool__name .mono { color: var(--accent); }
.tool__name::before { /* linea de rotulo (se dibuja en el reveal) */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--line);
  transform-origin: 0 50%;
}
.tool__cap { margin-top: .4rem; color: var(--paper-dim); font-size: var(--t-meta); letter-spacing: .03em; text-wrap: balance; }
.tool--camera { grid-column: 1 / 13; }
.tool--camera figure { margin: 0 calc(var(--gutter) * -1); aspect-ratio: 16 / 10; }
.tool--camera .tool__name, .tool--camera .tool__cap { margin-left: 0; }
.tool--light { grid-column: 1 / 7; }
.tool--grip { grid-column: 7 / 13; margin-top: 5rem; }
.tool--light figure, .tool--grip figure { aspect-ratio: 3 / 4; }
.tool--light .tool__name, .tool--grip .tool__name { font-size: 1.35rem; }

@media (min-width: 900px) {
  .scene--rental { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--gutter); }
  .bridge-light {
    grid-column: 9 / 13; grid-row: 1 / 3;
    margin: -38vh calc(var(--gutter) * -1) 0 0;
    height: 115vh;
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 25%, #000 60%, transparent 100%);
            mask-image: linear-gradient(180deg, transparent 0%, #000 25%, #000 60%, transparent 100%);
  }
  .bridge-light img { object-position: 70% 50%; opacity: .9; }
  .scene--rental .scene__head { grid-column: 1 / 9; grid-row: 1; margin-top: 0; align-self: end; }
  .tools { grid-column: 1 / 13; grid-row: 2; margin-top: 4rem; column-gap: var(--gutter); position: relative; z-index: var(--z-layer); }
  .tool--camera { grid-column: 1 / 7; }
  .tool--camera figure { margin: 0 0 0 calc(var(--gutter) * -1); aspect-ratio: 4 / 3; }
  .tool--light { grid-column: 7 / 10; margin-top: 5rem; }
  .tool--grip { grid-column: 10 / 13; margin-top: 13rem; }
}

/* =========================================================
   05 PRODUCTION READY — el camion a todo el ancho, cierre de Rental
   ========================================================= */
.scene--ready { padding: 0; display: grid; margin-top: calc(var(--scene-gap) * .6); }
.ready__truck { grid-area: 1 / 1; position: relative; min-height: 88svh; overflow: hidden; }
.ready__truck img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 28% 50%; }
.ready__truck::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, var(--black-0) 0%, rgb(13 12 11 / 0) 20%, rgb(13 12 11 / 0) 42%, rgb(13 12 11 / .9) 88%, var(--black-0) 100%);
}
.scene__head--over { grid-area: 1 / 1; align-self: end; padding: 0 var(--gutter) 3rem; }
.scene--ready .scene__head--over { max-width: none; padding-top: 4.5rem; background: linear-gradient(180deg, rgb(13 12 11 / 0), rgb(13 12 11 / .82) 3.5rem, var(--black-0)); }
.scene--ready .scene__idx { color: var(--paper); }
.linkcta {
  display: inline-flex; align-items: center; gap: .6rem; margin-top: 2rem; min-height: 44px;
  font-stretch: 70%; font-weight: 700; font-size: 1.4rem; text-transform: uppercase; text-decoration: none;
  box-shadow: inset 0 -1px 0 var(--accent);
}
.linkcta span { transition: transform 200ms var(--ease-out, ease-out); }
@media (hover: hover) { .linkcta:hover span { transform: translateX(4px); } }
@media (min-width: 900px) {
  .ready__truck { min-height: 108svh; }
  .scene__head--over { padding-bottom: 5rem; }
}

/* =========================================================
   06 CONTACT — hoja de solicitud
   ========================================================= */
.scene--contact { padding-bottom: var(--scene-gap); overflow: clip; }
.contact__bg {
  position: absolute; inset: -10% 0 0; z-index: var(--z-bg);
  background: url("../assets/img/hero-poster.webp") 20% 50% / cover no-repeat;
  opacity: .14;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.brief { position: relative; z-index: var(--z-over); margin-top: 2.5rem; max-width: 64rem; border-top: 1px solid var(--line-strong); }
.row-idx { color: var(--accent); margin-right: .6rem; }

.brief__need { border: 0; padding: 1.25rem 0 1.5rem; margin: 0; border-bottom: 1px solid var(--line); }
.brief__need legend { float: left; width: 100%; color: var(--paper-dim); padding: 0; margin-bottom: 1rem; }
.need-opts { clear: both; display: grid; grid-template-columns: repeat(3, 1fr); }
.need-opts label { position: relative; cursor: pointer; }
.need-opts input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.need-opts span {
  display: flex; align-items: center; min-height: 64px; padding: 0 .9rem;
  border: 1px solid var(--line); margin-left: -1px;
  font-stretch: 70%; font-weight: 700; font-size: clamp(1.5rem, 5vw, 2.6rem); text-transform: uppercase; line-height: 1;
  color: var(--paper-dim);
}
.need-opts label:first-child span { margin-left: 0; }
.need-opts input:checked + span { color: var(--paper); border-color: var(--accent); box-shadow: inset 0 -3px 0 var(--accent); position: relative; }
.need-opts input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.need-opts label:hover span { color: var(--paper); }

.brief__rows { display: grid; }
.field {
  display: grid; gap: .35rem; padding: 1rem 0 .4rem;
  border-bottom: 1px solid var(--line);
}
.field > span { color: var(--paper-dim); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 1.1rem; color: var(--paper); background: transparent;
  border: 0; border-radius: 0; padding: .45rem 0; min-height: 44px; width: 100%;
}
.field textarea { resize: vertical; }
.field:focus-within { border-bottom-color: var(--accent); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; }
.field input::placeholder { color: rgb(238 234 227 / .52); }
.field select { appearance: none; background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23eeeae3' fill='none' stroke-width='1.2'/%3E%3C/svg%3E") right .25rem center no-repeat; }
.field select option { background: var(--black-1); }

.brief__submit {
  margin-top: 2rem; width: 100%; min-height: 64px; padding: 0 1.25rem; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--paper); color: var(--black-0); border: 0;
  font: inherit; font-stretch: 70%; font-weight: 700; font-size: 1.5rem; text-transform: uppercase; letter-spacing: .01em;
}
.brief__submit { transition: background-color 160ms ease-out, transform 160ms ease-out; }
@media (hover: hover) { .brief__submit:hover { background: var(--white); } }
.brief__submit:active { transform: scale(.98); }
.brief__status { margin-top: 1rem; color: var(--paper-dim); min-height: 1.2em; }

@media (min-width: 768px) {
  .brief__rows { grid-template-columns: repeat(3, 1fr); column-gap: 2rem; }
  .field--wide { grid-column: 1 / -1; }
  .brief__submit { width: auto; min-width: 22rem; gap: 3rem; }
}
@media (min-width: 900px) {
  .scene--contact { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--gutter); }
  .scene--contact .scene__head { grid-column: 1 / 5; align-self: start; }
  .brief { grid-column: 5 / 13; margin-top: .35rem; }
}

/* ---------- footer ---------- */
.foot {
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; align-items: baseline;
  padding: 2rem var(--gutter) 2.5rem; border-top: 1px solid var(--line); color: var(--paper-dim);
}
.foot .wordmark { color: var(--paper); }
.foot a { margin-left: auto; min-height: 44px; display: inline-flex; align-items: center; }

/* =========================================================
   FASE 4 — MOTION (solo con JS y sin movimiento reducido)
   ========================================================= */
:root {
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}
.motion-on .image__frame, .motion-on .behind .shot, .motion-on .bridge-light,
.motion-on .bridge-light img, .motion-on .ready__truck, .motion-on .ready__truck img, .motion-on .craft__detail { will-change: transform, clip-path; }

@media (prefers-reduced-motion: no-preference) {
  /* 02: el cuadro aparece; el operador entra desde el lado de la camara */
  .js [data-reveal="fade"] { opacity: 0; transition: opacity 900ms var(--ease-out); }
  .js [data-reveal="slide"] { opacity: 0; transform: translate3d(-28px, 36px, 0); transition: opacity 700ms var(--ease-out), transform 1100ms var(--ease-out); }
  .js [data-reveal="fade"].is-in, .js [data-reveal="slide"].is-in { opacity: 1; transform: none; }

  /* 04: cada herramienta se revela cuando llega (el ritmo lo da la cascada del layout, no un stagger) */
  .js [data-reveal="tool"] figure { clip-path: inset(0 0 100% 0); transition: clip-path 1000ms var(--ease-in-out); }
  .js [data-reveal="tool"] figure img { transform: scale(1.08); transition: transform 1400ms var(--ease-out); }
  .js [data-reveal="tool"] .tool__name::before { transform: scaleX(0); transition: transform 700ms var(--ease-out) 450ms; }
  .js [data-reveal="tool"] .tool__name, .js [data-reveal="tool"] .tool__cap { opacity: 0; transition: opacity 500ms var(--ease-out) 550ms; }
  .js [data-reveal="tool"].is-in figure { clip-path: inset(0); }
  .js [data-reveal="tool"].is-in figure img { transform: none; }
  .js [data-reveal="tool"].is-in .tool__name::before { transform: none; }
  .js [data-reveal="tool"].is-in .tool__name, .js [data-reveal="tool"].is-in .tool__cap { opacity: 1; }

  /* 05 y 06: entrada quieta — solo aparece y asienta */
  .js [data-reveal="quiet"] { opacity: 0; transform: translate3d(0, 14px, 0); transition: opacity 900ms var(--ease-out), transform 900ms var(--ease-out); }
  .js [data-reveal="quiet"].is-in { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal] { transition: opacity 200ms ease; }
}