/* CASENRUN · maqueta v1 · dirección visual: ESTUDIO/06_direccion_visual.md */

:root {
  --negro: #181818;
  --grafito: #222222;
  --grafito-2: #2B2A2A;
  --acero: #A3A19B;
  --linea: rgba(255, 255, 255, .14);
  --blanco: #F9F9F7;
  --papel: #F1F1EB;
  --tinta: #181818;
  --tinta-2: #5C5A55;
  --linea-papel: rgba(24, 24, 24, .14);
  --naranja: #E0003F;
  --sobre-acento: #FFFFFF;

  --f-titular: "Barlow", "Arial Narrow", Arial, sans-serif;
  --f-texto: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-dato: "IBM Plex Mono", ui-monospace, Consolas, monospace;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1440px;
  --cabecera: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--negro);
  color: var(--blanco);
  font-family: var(--f-texto);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--naranja); outline-offset: 3px; }

/* ---------- Tipografía ---------- */
.eyebrow, .ref, .dato, .mono {
  font-family: var(--f-dato);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow { color: var(--acero); }
.ref { color: var(--naranja); }
h1, h2, h3, .titular {
  font-family: var(--f-titular);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  line-height: 1.02;
  margin: 0;
}
.t-xxl { font-size: clamp(44px, 8vw, 120px); }
.t-xl  { font-size: clamp(36px, 5.6vw, 84px); }
.t-l   { font-size: clamp(28px, 3.6vw, 52px); }
.t-m   { font-size: clamp(20px, 2vw, 28px); letter-spacing: .06em; }
.lead  { font-size: clamp(17px, 1.5vw, 21px); line-height: 1.5; color: #CDCCC7; max-width: 46ch; }
.lema {
  font-family: var(--f-titular);
  font-weight: 500;
  font-size: clamp(28px, 4.4vw, 64px);
  line-height: 1.1;
  letter-spacing: .01em;
  text-transform: none;
  max-width: 20ch;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  min-height: 48px; padding: 0 26px;
  font-family: var(--f-titular); font-weight: 600; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  border: 1.5px solid currentColor;
  transition: background .25s, color .25s, border-color .25s;
}
.btn:hover { background: var(--blanco); color: var(--negro); border-color: var(--blanco); }
.btn--acento { background: var(--blanco); border-color: var(--blanco); color: var(--negro); }
.btn--acento:hover { background: var(--naranja); border-color: var(--naranja); color: var(--sobre-acento); }
.papel .btn--acento { background: var(--negro); border-color: var(--negro); color: var(--blanco); }
.btn--papel { color: var(--tinta); }
.btn--papel:hover { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }
.btn .flecha { transition: transform .25s; }
.btn:hover .flecha { transform: translateX(4px); }
.enlace-flecha {
  display: inline-flex; gap: 10px; align-items: center;
  font-family: var(--f-titular); font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; font-size: 14px;
  border-bottom: 1px solid var(--linea); padding-bottom: 6px;
}
.enlace-flecha:hover { border-color: var(--naranja); }

/* ---------- Cabecera ---------- */
.cabecera {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--cabecera);
  display: flex; align-items: center; gap: 32px;
  padding: 0 var(--gutter);
  transition: background .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.cabecera.solida, .cabecera.abierta {
  background: rgba(24, 24, 24, .92);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--linea);
}
.logo { display: inline-flex; flex-direction: column; gap: 4px; flex: none; }
.logo .logo-nombre {
  font-family: var(--f-titular); font-weight: 600;
  font-size: 22px; letter-spacing: .24em; line-height: 1; margin-right: -.24em;
}
.logo .logo-sub {
  font-family: var(--f-dato); font-weight: 500; font-size: 9.5px; line-height: 1;
  letter-spacing: .21em; margin-right: -.21em; color: var(--acero); white-space: nowrap;
}
.logo svg { width: 100%; height: 6px; color: var(--naranja); margin-top: 2px; }
.logo .logo-svg { display: block; width: auto; height: 40px; margin: 0; }
.pie .logo .logo-svg { height: 52px; }
@media (max-width: 560px) { .logo .logo-svg { height: 34px; } }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav > a, .nav > button {
  font-family: var(--f-titular); font-weight: 600; font-size: 13px;
  letter-spacing: .14em; text-transform: uppercase;
  padding: 10px 14px; border-radius: 2px;
  transition: background .2s;
}
.nav > a:hover, .nav > button:hover, .nav > button[aria-expanded="true"] { background: rgba(255,255,255,.08); }
.cab-der { display: flex; align-items: center; gap: 18px; }
.idioma { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; color: var(--acero); white-space: nowrap; }
.idioma b { color: var(--blanco); font-weight: 500; }
.idioma a { color: var(--acero); text-decoration: none; padding: 6px 2px; transition: color .2s; }
.idioma a:hover, .idioma a:focus-visible { color: var(--naranja); }
.cabecera .btn { min-height: 40px; padding: 0 18px; font-size: 12px; }
.burger { display: none; width: 44px; height: 44px; margin-left: auto; position: relative; }
.burger span, .burger span::before, .burger span::after {
  position: absolute; left: 11px; width: 22px; height: 1.5px; background: currentColor; content: "";
  transition: transform .25s, top .25s;
}
.burger span { top: 21px; }
.burger span::before { top: -7px; left: 0; }
.burger span::after { top: 7px; left: 0; }
.abierta .burger span { background: transparent; }
.abierta .burger span::before { top: 0; transform: rotate(45deg); }
.abierta .burger span::after { top: 0; transform: rotate(-45deg); }

/* Desplegable de productos (estilo Tesla) */
.mega {
  position: fixed; top: var(--cabecera); left: 0; right: 0; z-index: 49;
  background: rgba(24, 24, 24, .97); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--linea);
  padding: 36px var(--gutter) 44px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .25s, transform .25s, visibility .25s;
}
.mega.visible { opacity: 1; visibility: visible; transform: none; }
.mega-col h4 {
  margin: 0 0 16px; font-family: var(--f-dato); font-weight: 500; font-size: 12px;
  letter-spacing: .14em; color: var(--acero);
  display: flex; gap: 10px;
}
.mega-col h4 b { color: var(--naranja); font-weight: 500; }
.mega-item { display: grid; grid-template-columns: 96px 1fr; gap: 14px; align-items: center; padding: 8px; margin: 0 -8px; border-radius: 2px; }
.mega-item:hover { background: rgba(255,255,255,.06); }
.mega-item img { width: 96px; height: 64px; object-fit: cover; background: var(--grafito); }
.mega-item strong { display: block; font-family: var(--f-titular); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; font-size: 15px; line-height: 1.2; }
.mega-item small { color: var(--acero); font-size: 13px; line-height: 1.35; display: block; margin-top: 2px; }

/* ---------- Estructura ---------- */
.envoltura { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
section { position: relative; }
.seccion { padding: clamp(80px, 12vw, 160px) 0; }
.papel { background: var(--papel); color: var(--tinta); }
.papel .eyebrow { color: var(--tinta-2); }
.papel .lead { color: var(--tinta-2); }

/* Línea de cota */
.cota {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; color: var(--acero);
}
.cota::before, .cota::after {
  content: ""; flex: 1; height: 9px;
  background:
    linear-gradient(currentColor, currentColor) left center / 100% 1px no-repeat,
    linear-gradient(currentColor, currentColor) left center / 1px 9px no-repeat;
}
.cota::after {
  background:
    linear-gradient(currentColor, currentColor) right center / 100% 1px no-repeat,
    linear-gradient(currentColor, currentColor) right center / 1px 9px no-repeat;
}

/* ---------- Héroe ---------- */
.heroe {
  min-height: 100svh; display: flex; align-items: flex-end;
  padding: calc(var(--cabecera) + 40px) 0 clamp(48px, 8vh, 96px);
  overflow: hidden;
}
.heroe-img { position: absolute; inset: 0; z-index: -1; }
.heroe-img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); animation: kenburns 18s ease-out forwards; }
.heroe-img::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(24, 24, 24,.55) 0%, rgba(24, 24, 24,0) 22%),
    linear-gradient(0deg, rgba(24, 24, 24,.96) 0%, rgba(24, 24, 24,.55) 38%, rgba(24, 24, 24,0) 70%),
    linear-gradient(90deg, rgba(24, 24, 24,.55) 0%, rgba(24, 24, 24,0) 55%);
}
@keyframes kenburns { to { transform: scale(1); } }
.heroe .eyebrow { margin-bottom: 22px; display: flex; gap: 14px; flex-wrap: wrap; }
.heroe .eyebrow .ref { color: var(--naranja); }
.heroe h1 { max-width: 12ch; }
.heroe .lead { margin: 26px 0 36px; }
.heroe .acciones { display: flex; gap: 14px; flex-wrap: wrap; }
.heroe-pie {
  margin-top: clamp(40px, 7vh, 80px);
  display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: end;
}
.scroll { font-family: var(--f-dato); font-size: 11px; letter-spacing: .2em; color: var(--acero); display: flex; align-items: center; gap: 10px; }
.scroll i { width: 1px; height: 36px; background: linear-gradient(var(--blanco), transparent); animation: baja 2s infinite; }
@keyframes baja { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- Manifiesto y cifras ---------- */
.manifiesto { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.manifiesto p { color: #CDCCC7; font-size: 18px; max-width: 48ch; margin: 0 0 18px; }
.cifras {
  margin-top: clamp(56px, 8vw, 104px);
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--linea);
}
.cifra { padding: 28px 24px 8px 0; border-right: 1px solid var(--linea); }
.cifra + .cifra { padding-left: 24px; }
.cifra:last-child { border-right: 0; }
.cifra .num { font-family: var(--f-titular); font-weight: 500; font-size: clamp(40px, 5vw, 72px); line-height: 1; letter-spacing: .01em; }
.cifra .num small { font-size: .42em; margin-left: 6px; color: var(--acero); letter-spacing: .06em; }
.cifra .eyebrow { margin-top: 12px; display: block; }

/* ---------- Capítulos ---------- */
.capitulo {
  min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden;
  padding: 120px 0 clamp(56px, 9vh, 104px);
  border-top: 1px solid var(--linea);
}
.capitulo-img { position: absolute; inset: 0; z-index: -1; background: var(--grafito); }
.capitulo-img img { width: 100%; height: 100%; object-fit: cover; }
.capitulo-img.contener { background: var(--negro); }
.capitulo-img.contener img {
  object-fit: contain; object-position: right center; padding: 8vh 4vw 8vh 40vw;
  /* funde el fondo negro propio de las fotos recortadas con el de la página */
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 68% 50%, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse 60% 70% at 68% 50%, #000 55%, transparent 100%);
}
.capitulo-img::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(0deg, rgba(24, 24, 24,.95) 0%, rgba(24, 24, 24,.35) 45%, rgba(24, 24, 24,.05) 75%),
    linear-gradient(90deg, rgba(24, 24, 24,.75) 0%, rgba(24, 24, 24,0) 60%);
}
.capitulo-num { display: flex; align-items: baseline; gap: 18px; margin-bottom: 14px; }
.capitulo-num .ref { font-size: 13px; }
.capitulo h2 { font-size: clamp(56px, 11vw, 168px); letter-spacing: .02em; line-height: .92; }
.capitulo .lead { margin: 22px 0 34px; }
.lineas { display: grid; grid-template-columns: repeat(2, minmax(0, 360px)); gap: 14px; }
.linea-prod {
  display: flex; justify-content: space-between; align-items: center; gap: 18px;
  padding: 18px 20px; border: 1px solid var(--linea); background: rgba(24, 24, 24,.45);
  backdrop-filter: blur(6px);
  transition: border-color .25s, background .25s;
}
.linea-prod:hover { border-color: var(--naranja); background: rgba(24, 24, 24,.7); }
.linea-prod strong { font-family: var(--f-titular); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; font-size: 15px; line-height: 1.25; }
.linea-prod small { display: block; color: var(--acero); font-size: 13px; font-family: var(--f-texto); text-transform: none; letter-spacing: 0; font-weight: 400; margin-top: 2px; }
.linea-prod .flecha { color: var(--naranja); font-size: 18px; }
.nota-img {
  position: absolute; right: var(--gutter); top: calc(var(--cabecera) + 24px);
  font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; color: var(--acero);
  border: 1px dashed var(--acero); padding: 6px 10px; text-transform: uppercase;
}

/* ---------- Proyectos ---------- */
.cab-seccion { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 48px; flex-wrap: wrap; }
.cab-seccion .eyebrow { display: block; margin-bottom: 14px; }
.proyectos { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.proyecto { position: relative; grid-column: span 4; aspect-ratio: 4 / 5; overflow: hidden; background: var(--grafito); display: flex; flex-direction: column; justify-content: flex-end; padding: 24px; }
.proyecto.grande { grid-column: span 8; aspect-ratio: auto; min-height: 520px; }
.proyecto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.proyecto::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(24, 24, 24,.95) 0%, rgba(24, 24, 24,.2) 55%, rgba(24, 24, 24,0) 100%); }
.proyecto:hover img { transform: scale(1.04); }
.proyecto > * { position: relative; z-index: 1; }
.proyecto .eyebrow { color: var(--naranja); }
.proyecto h3 { font-size: clamp(22px, 2.2vw, 32px); margin: 10px 0 14px; }
.proyecto .datos { display: flex; gap: 22px; flex-wrap: wrap; font-family: var(--f-dato); font-size: 12px; color: #CDCCC7; letter-spacing: .06em; }
.proyecto .datos b { display: block; color: var(--blanco); font-weight: 500; font-size: 16px; }

/* Clientes */
.clientes { border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.clientes .envoltura { display: grid; grid-template-columns: 220px repeat(5, 1fr); align-items: center; min-height: 128px; }
.clientes .eyebrow { padding-right: 24px; }
.cliente {
  font-family: var(--f-titular); font-weight: 600; letter-spacing: .2em; font-size: clamp(14px, 1.4vw, 20px);
  text-align: center; color: #DAD9D4; padding: 24px 8px; border-left: 1px solid var(--linea);
}

/* ---------- Ingeniería (papel) ---------- */
.ingenieria-cab { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: end; margin-bottom: 72px; }
.metodo { display: grid; grid-template-columns: repeat(7, 1fr); border-top: 1px solid var(--tinta); counter-reset: paso; }
.paso { padding: 22px 16px 0 0; position: relative; }
.paso::before {
  counter-increment: paso; content: "0" counter(paso);
  display: block; font-family: var(--f-dato); font-size: 12px; color: var(--naranja); letter-spacing: .1em; margin-bottom: 26px;
}
.paso::after { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; background: var(--tinta); border-radius: 50%; }
.paso h3 { font-size: 17px; letter-spacing: .08em; margin-bottom: 10px; }
.paso p { margin: 0; font-size: 14px; color: var(--tinta-2); line-height: 1.5; }
.ingenieria-pie { margin-top: 88px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; }
.ingenieria-pie figure { margin: 0; background: var(--negro); aspect-ratio: 16 / 10; overflow: hidden; }
.ingenieria-pie figure img { width: 100%; height: 100%; object-fit: cover; }
.capacidades { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--linea-papel); }
.capacidad { padding: 22px 18px 22px 0; border-bottom: 1px solid var(--linea-papel); }
.capacidad:nth-child(odd) { border-right: 1px solid var(--linea-papel); }
.capacidad:nth-child(even) { padding-left: 22px; }
.capacidad .num { font-family: var(--f-titular); font-weight: 500; font-size: 40px; line-height: 1; }
.capacidad .num small { font-size: 16px; color: var(--tinta-2); margin-left: 4px; }
.capacidad span { display: block; font-size: 13px; color: var(--tinta-2); margin-top: 8px; }

/* ---------- Sectores ---------- */
.sectores { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--linea); border-left: 1px solid var(--linea); }
.sector { padding: 32px 28px 36px; border-right: 1px solid var(--linea); border-bottom: 1px solid var(--linea); min-height: 230px; display: flex; flex-direction: column; transition: background .25s; }
.sector:hover { background: var(--grafito); }
.sector .ref { margin-bottom: auto; }
.sector h3 { font-size: 26px; margin: 40px 0 10px; }
.sector p { margin: 0; color: var(--acero); font-size: 15px; }
.sector.insignia h3::after { content: " ★"; color: var(--naranja); font-size: .6em; vertical-align: super; }

/* ---------- Ubicación ---------- */
.ubicacion { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.mapa { width: 100%; height: auto; }
.mapa text { font-family: var(--f-dato); font-size: 12px; letter-spacing: .08em; fill: var(--acero); text-transform: uppercase; }
.mapa .fuerte { fill: var(--blanco); font-size: 14px; }
.distancias { list-style: none; padding: 0; margin: 32px 0 0; border-top: 1px solid var(--linea); }
.distancias li { display: flex; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--linea); font-size: 15px; }
.distancias li span:last-child { font-family: var(--f-dato); color: var(--acero); }

/* ---------- Cierre ---------- */
.cierre { min-height: 80svh; display: flex; align-items: center; overflow: hidden; border-top: 1px solid var(--linea); }
.cierre .capitulo-img::after { background: rgba(24, 24, 24,.78); }
.cierre > .envoltura, .heroe > .envoltura, .capitulo > .envoltura { width: 100%; }
.cierre h2 { max-width: 14ch; margin: 18px 0 36px; }
.cierre .reto { font-family: var(--f-titular); font-weight: 600; font-size: clamp(22px, 2.6vw, 36px); letter-spacing: .04em; text-transform: uppercase; color: var(--naranja); margin: -18px 0 36px; }

/* ---------- Pie ---------- */
.pie { border-top: 1px solid var(--linea); padding: 72px 0 40px; color: var(--acero); font-size: 14px; }
.pie-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
.pie .logo { color: var(--blanco); }
.pie h5 { margin: 0 0 16px; font-family: var(--f-dato); font-weight: 500; font-size: 12px; letter-spacing: .14em; color: var(--blanco); text-transform: uppercase; }
.pie ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.pie a:hover { color: var(--blanco); }
.pie-legal { margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--linea); display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 12px; }
.sello { display: inline-flex; gap: 10px; align-items: center; border: 1px solid var(--linea); padding: 8px 12px; font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; color: var(--blanco); margin-top: 20px; }

/* ---------- Páginas interiores ---------- */
.heroe--interior { min-height: 86svh; }
.miga { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; color: var(--acero); margin-bottom: 18px; display: flex; gap: 10px; flex-wrap: wrap; }
.miga a:hover { color: var(--blanco); }
.intro { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); }
.intro p { margin: 0 0 18px; color: #CDCCC7; font-size: 18px; }
.papel .intro p { color: var(--tinta-2); }
.lista-check { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--linea); }
.lista-check li { padding: 16px 0 16px 34px; border-bottom: 1px solid var(--linea); position: relative; }
.lista-check li::before { content: ""; position: absolute; left: 0; top: 26px; width: 16px; height: 1.5px; background: var(--naranja); }

/* Ficha técnica estilo SpaceX */
.ficha-cab { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; margin-bottom: 36px; }
.unidades { display: inline-flex; border: 1px solid currentColor; }
.unidades button { padding: 8px 14px; font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; }
.unidades button[aria-pressed="true"] { background: var(--blanco); color: var(--negro); }
.papel .unidades button[aria-pressed="true"] { background: var(--tinta); color: var(--papel); }
.ficha { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: clamp(32px, 6vw, 96px); }
.ficha-fila { display: flex; justify-content: space-between; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--linea); align-items: baseline; }
.papel .ficha-fila { border-color: var(--linea-papel); }
.ficha-fila dt { font-family: var(--f-titular); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; font-size: 14px; }
.ficha-fila dd { margin: 0; font-family: var(--f-dato); font-size: 15px; text-align: right; }
.ficha-fila dd small { color: var(--acero); }
.cifras-grandes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 56px; }
.cifras-grandes .cifra { border: 0; padding: 0; }
.cifras-grandes .cifra + .cifra { padding: 0; }

.galeria { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.galeria figure { margin: 0; background: var(--grafito); overflow: hidden; grid-column: span 2; aspect-ratio: 4 / 3; }
.galeria figure.ancha { grid-column: span 4; aspect-ratio: auto; }
.galeria figure.alta { grid-row: span 2; aspect-ratio: auto; }
.galeria img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.galeria figure:hover img { transform: scale(1.03); }

.bloques-texto { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 56px); }
.bloques-texto .ref { display: block; margin-bottom: 18px; }
.bloques-texto h3 { font-size: 28px; margin-bottom: 16px; }
.bloques-texto p { margin: 0 0 14px; color: #CDCCC7; }

.normas { display: flex; flex-wrap: wrap; gap: 10px; }
.norma { font-family: var(--f-dato); font-size: 13px; letter-spacing: .06em; border: 1px solid var(--linea); padding: 10px 14px; }
.papel .norma { border-color: var(--linea-papel); }

.siguiente { display: block; position: relative; min-height: 60svh; overflow: hidden; border-top: 1px solid var(--linea); }
.siguiente .capitulo-img::after { background: linear-gradient(90deg, rgba(24, 24, 24,.9), rgba(24, 24, 24,.3)); }
.siguiente .envoltura { min-height: 60svh; display: flex; flex-direction: column; justify-content: center; }
.siguiente h2 { margin: 16px 0 24px; }

/* ---------- Banda de maqueta y datos provisionales ---------- */
.banda-maqueta {
  position: fixed; left: 16px; bottom: 16px; z-index: 60;
  display: flex; gap: 10px; align-items: center;
  background: var(--naranja); color: var(--sobre-acento); padding: 8px 12px;
  font-family: var(--f-dato); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}
.banda-maqueta button { border: 1px solid rgba(255,255,255,.7); padding: 4px 8px; font-size: 11px; letter-spacing: .08em; }
body.ver-prov .prov {
  outline: 1.5px dashed var(--naranja); outline-offset: 2px;
  background: rgba(224, 0, 63, .14);
}

/* ---------- Animación de entrada ---------- */
.aparece { opacity: 0; transform: translateY(24px); transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1); }
.aparece.visto { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .aparece { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav, .cab-der .btn { display: none; }
  .cab-der .idioma { margin-left: auto; }
  .burger { display: block; }
  .cab-der { margin-left: auto; }
  .cabecera.abierta .nav {
    display: flex; flex-direction: column; position: fixed; top: var(--cabecera); left: 0; right: 0; bottom: 0;
    background: var(--negro); padding: 24px var(--gutter); gap: 0; overflow-y: auto;
  }
  .cabecera.abierta .nav > a, .cabecera.abierta .nav > button { font-size: 22px; padding: 18px 0; text-align: left; border-bottom: 1px solid var(--linea); }
  .mega { display: none; }
  .metodo { grid-template-columns: repeat(4, 1fr); row-gap: 40px; }
  .clientes .envoltura { grid-template-columns: repeat(5, 1fr); }
  .clientes .eyebrow { grid-column: 1 / -1; padding: 24px 0 0; }
  .cliente:first-of-type { border-left: 0; }
}
@media (max-width: 860px) {
  .manifiesto, .ingenieria-cab, .ubicacion, .intro, .ingenieria-pie { grid-template-columns: 1fr; }
  .cifras { grid-template-columns: repeat(2, 1fr); }
  .cifra:nth-child(2) { border-right: 0; }
  .cifra:nth-child(3) { padding-left: 0; }
  .cifra:nth-child(n+3) { border-top: 1px solid var(--linea); }
  .proyecto, .proyecto.grande { grid-column: 1 / -1; aspect-ratio: 4 / 5; min-height: 0; }
  .sectores { grid-template-columns: 1fr 1fr; }
  .lineas { grid-template-columns: 1fr; }
  .capitulo-img.contener img { padding: 12vh 4vw 40vh; object-position: center top; }
  .ficha { grid-template-columns: 1fr; }
  .bloques-texto { grid-template-columns: 1fr; }
  .cifras-grandes { grid-template-columns: 1fr; gap: 28px; }
  .galeria { grid-template-columns: 1fr 1fr; }
  .galeria figure, .galeria figure.ancha { grid-column: span 2; aspect-ratio: 4 / 3; }
  .galeria figure.alta { grid-row: auto; }
  .pie-grid { grid-template-columns: 1fr 1fr; }
  .pie-grid > :first-child { grid-column: 1 / -1; }
  .heroe-pie { grid-template-columns: 1fr; }
  .scroll { display: none; }
}
@media (max-width: 560px) {
  .sectores { grid-template-columns: 1fr; }
  .metodo { grid-template-columns: 1fr 1fr; }
  .clientes .envoltura { grid-template-columns: 1fr 1fr; }
  .cliente { border-left: 0; border-top: 1px solid var(--linea); }
  .capacidades { grid-template-columns: 1fr; }
  .capacidad:nth-child(odd) { border-right: 0; }
  .capacidad:nth-child(even) { padding-left: 0; }
  .heroe .btn, .cierre .btn { width: 100%; justify-content: center; }
  .banda-maqueta { left: 8px; right: 8px; bottom: 8px; justify-content: space-between; }
}

/* =====================================================================
   Plantillas v2: sector, ingeniería y contacto
   ===================================================================== */

/* Héroe con foto recortada o ilustración sobre negro */
.heroe-img.contener { background: var(--negro); }
.heroe-img.contener img {
  object-fit: contain; object-position: right center; padding: 14vh 4vw 6vh 42vw; transform: none; animation: none;
  -webkit-mask-image: radial-gradient(ellipse 55% 70% at 70% 52%, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse 55% 70% at 70% 52%, #000 55%, transparent 100%);
}
.capitulo-img.dibujo img, .heroe-img.dibujo img { -webkit-mask-image: none; mask-image: none; }
.capitulo-img.dibujo img { padding: 9vh 2vw 20vh 48vw; object-position: right top; }
@media (max-width: 860px) { .capitulo-img.dibujo img { padding: 10vh 3vw 48vh; object-position: center top; } }

.clientes--4 .envoltura { grid-template-columns: 220px repeat(4, 1fr); }
@media (max-width: 1100px) { .clientes--4 .envoltura { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .clientes--4 .envoltura { grid-template-columns: 1fr 1fr; } }

/* Ingeniería en portada: plano técnico interactivo por fases */
.ing-plano {
  border-top: 1px solid var(--linea);
  background-color: #100F0E;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
}
.ing-plano .ingenieria-cab { margin-bottom: 56px; }
.plano { display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: start; }
.pasos-plano { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--linea); }
.pasos-plano button {
  position: relative; width: 100%; text-align: left; display: grid; grid-template-columns: 40px 1fr; column-gap: 8px;
  padding: 16px 0 16px; border-bottom: 1px solid var(--linea); color: var(--acero); transition: color .25s;
}
.pasos-plano button:hover { color: var(--blanco); }
.pp-n { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; padding-top: 3px; }
.pp-t { font-family: var(--f-titular); font-weight: 600; font-size: 17px; letter-spacing: .08em; text-transform: uppercase; }
.pp-d { grid-column: 2; font-size: 14px; line-height: 1.5; color: #AFAEAA; max-height: 0; overflow: hidden; opacity: 0; transition: max-height .4s, opacity .4s, margin .4s; }
.pp-barra { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: var(--naranja); }
.pasos-plano button[aria-pressed="true"] { color: var(--blanco); }
.pasos-plano button[aria-pressed="true"] .pp-n { color: var(--naranja); }
.pasos-plano button[aria-pressed="true"] .pp-d { max-height: 80px; opacity: 1; margin-top: 8px; }
.pasos-plano button[aria-pressed="true"] .pp-barra { width: 100%; }
.plano.reproduce .pasos-plano button[aria-pressed="true"] .pp-barra { width: 0; animation: barra var(--intervalo, 2.6s) linear forwards; }
@keyframes barra { to { width: 100%; } }

.plano-hoja { margin: 0; border: 1px solid rgba(255,255,255,.22); background: rgba(24, 24, 24,.72); position: relative; }
.plano-hoja::before, .plano-hoja::after { content: ""; position: absolute; width: 14px; height: 14px; border-color: var(--naranja); border-style: solid; }
.plano-hoja::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.plano-hoja::after { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }
.plano-svg { display: block; width: 100%; height: auto; padding: 16px 16px 0; }
.plano-svg .pt { font-family: var(--f-dato); font-size: 11px; letter-spacing: 1.2px; fill: #CDCCC7; }
.plano-svg .pt-tit { fill: var(--naranja); font-size: 12px; letter-spacing: 1.6px; }
.plano-svg .pt-nar { fill: var(--naranja); }
.plano-svg .pt-cota { fill: var(--acero); font-size: 12px; }
.plano-svg .pt-globo { fill: #fff; font-size: 12px; }
.plano-svg .pt-marca { font-family: var(--f-titular); font-weight: 600; font-size: 14px; letter-spacing: 4px; fill: #A3A19B; }
.plano-svg .capa { opacity: 0; transition: opacity .35s ease; }
.plano-svg .capa.on { opacity: 1; }
.plano-svg .trazo { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset .8s cubic-bezier(.4,0,.2,1); }
.plano-svg .capa.on .trazo { stroke-dashoffset: 0; }
.plano-svg .conjunto { transition: transform .9s cubic-bezier(.4,0,.2,1); }
.plano[data-paso="7"] .plano-svg .conjunto { transform: translateY(-34px); }
.plano-svg .cdg { transform-origin: 380px 280px; animation: gira 6s linear infinite; }
@keyframes gira { to { transform: rotate(360deg); } }
.cajetin { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.22); margin-top: 8px; }
.cajetin > div { padding: 10px 14px; border-right: 1px solid var(--linea); border-bottom: 1px solid var(--linea); display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.cajetin > div.ancho { grid-column: span 2; }
.cajetin > div:nth-child(3), .cajetin > div:nth-child(7) { border-right: 0; }
.cajetin > div:nth-child(n+4) { border-bottom: 0; }
.cajetin span { font-family: var(--f-dato); font-size: 10px; letter-spacing: .14em; color: var(--acero); text-transform: uppercase; }
.cajetin b { font-family: var(--f-titular); font-weight: 600; font-size: 15px; letter-spacing: .06em; text-transform: uppercase; color: var(--blanco); }
.cajetin .cajetin-fase { color: var(--naranja); }
.plano-nota { margin: 0; padding: 8px 14px 10px; font-family: var(--f-dato); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: #646361; border-top: 1px solid var(--linea); }
@media (max-width: 1100px) {
  .plano { grid-template-columns: 1fr; }
  .pasos-plano { display: flex; overflow-x: auto; border-top: 0; gap: 0; scrollbar-width: none; position: relative; }
  .pasos-plano li { flex: 0 0 auto; }
  .pasos-plano button { grid-template-columns: auto auto; padding: 12px 16px; border-bottom: 1px solid var(--linea); column-gap: 8px; }
  .pasos-plano .pp-d { display: none; }
}
@media (max-width: 560px) {
  .plano-svg { padding: 8px 4px 0; }
  .cajetin { grid-template-columns: 1fr 1fr; }
  .cajetin > div.ancho, .cajetin > div:first-child, .cajetin > div:last-child { grid-column: span 2; }
  .cajetin > div { border-right: 1px solid var(--linea) !important; border-bottom: 1px solid var(--linea) !important; }
}

/* Sectores v2: dos insignias grandes con foto + cuatro compactas, con iconos */
.sectores2 { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.sector2 {
  grid-column: span 3; position: relative; overflow: hidden; isolation: isolate;
  min-height: 320px; padding: 28px; display: flex; flex-direction: column; gap: 28px;
  background: var(--grafito); border: 1px solid var(--linea);
  transition: border-color .3s, transform .3s;
}
.sector2.insignia { grid-column: span 6; min-height: 460px; padding: 36px; }
.sector2::before { content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 0; background: var(--naranja); transition: width .45s cubic-bezier(.2,.7,.2,1); z-index: 2; }
.sector2:hover { border-color: rgba(255,255,255,.28); }
.sector2:hover::before { width: 100%; }
.sector2-fondo { position: absolute; inset: 0; z-index: -1; }
.sector2-fondo img { width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.05); transition: opacity .5s, transform 1.2s cubic-bezier(.2,.7,.2,1); }
.sector2-fondo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(24, 24, 24,.96) 0%, rgba(24, 24, 24,.55) 55%, rgba(24, 24, 24,.25) 100%); }
.sector2:hover .sector2-fondo img { opacity: .38; transform: scale(1); }
.sector2.insignia .sector2-fondo img { opacity: .55; }
.sector2.insignia:hover .sector2-fondo img { opacity: .75; }
.sector2-cab { display: flex; justify-content: space-between; align-items: flex-start; }
.sector2-icono { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid var(--linea); color: var(--blanco); transition: color .3s, border-color .3s, background .3s; background: rgba(24, 24, 24,.35); }
.sector2-icono svg { width: 36px; height: 36px; }
.sector2.insignia .sector2-icono { width: 80px; height: 80px; }
.sector2.insignia .sector2-icono svg { width: 46px; height: 46px; }
.sector2:hover .sector2-icono { color: var(--naranja); border-color: var(--naranja); }
.sector2-pie { margin-top: auto; display: flex; flex-direction: column; align-items: flex-start; }
.sector2 h3 { font-size: 24px; margin: 12px 0 10px; }
.sector2.insignia h3 { font-size: clamp(32px, 3.4vw, 48px); margin-top: 16px; }
.sector2 p { margin: 0 0 18px; color: #AFAEAA; font-size: 15px; max-width: 40ch; }
.sector2 .chips { margin-bottom: 22px; }
.sector2 .enlace-flecha { font-size: 12px; }
.tag-insignia { font-family: var(--f-dato); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--sobre-acento); background: var(--naranja); padding: 5px 9px; }
@media (max-width: 1100px) { .sector2 { grid-column: span 6; } .sector2.insignia { grid-column: span 12; min-height: 400px; } }
@media (max-width: 560px) { .sector2, .sector2.insignia { grid-column: span 12; min-height: 0; } .sector2 h3 { margin-top: 28px; } .sector2.insignia { min-height: 360px; padding: 28px; } }

/* Preguntas frecuentes (texto útil para el lector y para el buscador) */
.faq { border-top: 1px solid var(--linea); }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary {
  cursor: pointer; list-style: none; position: relative; padding: 22px 44px 22px 0;
  font-family: var(--f-titular); font-weight: 600; font-size: 18px; letter-spacing: .05em; text-transform: uppercase; line-height: 1.3;
  transition: color .2s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 16px; font-family: var(--f-dato); font-size: 24px; color: var(--naranja); }
.faq details[open] summary::after { content: "−"; }
.faq summary:hover { color: var(--naranja); }
.faq details p { margin: -4px 0 24px; color: #CDCCC7; font-size: 16px; max-width: 64ch; }

/* Tarjetas de producto */
.tarjetas { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.tarjeta { background: var(--grafito); display: flex; flex-direction: column; border: 1px solid transparent; transition: border-color .25s; }
.tarjeta:hover { border-color: var(--naranja); }
.tarjeta figure { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; background: var(--negro); }
.tarjeta figure img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.tarjeta:hover figure img { transform: scale(1.04); }
.tarjeta > div { padding: 22px 22px 26px; display: flex; flex-direction: column; flex: 1; }
.tarjeta .ref { margin-bottom: 12px; }
.tarjeta h3 { font-size: 20px; letter-spacing: .06em; margin-bottom: 10px; }
.tarjeta p { margin: 0 0 18px; color: var(--acero); font-size: 14px; line-height: 1.5; }
.tarjeta .enlace-flecha { margin-top: auto; align-self: flex-start; font-size: 12px; }
.papel .tarjeta { background: #fff; color: var(--tinta); }
.papel .tarjeta p { color: var(--tinta-2); }
.papel .tarjeta .enlace-flecha { border-color: var(--linea-papel); }

/* Bloques numerados (necesidades, servicios) */
.rejilla-4 { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--linea); }
.papel .rejilla-4 { border-color: var(--linea-papel); }
.bloque { padding: 28px 28px 32px 0; border-right: 1px solid var(--linea); }
.bloque + .bloque { padding-left: 28px; }
.bloque:last-child { border-right: 0; }
.papel .bloque { border-color: var(--linea-papel); }
.bloque .ref { display: block; margin-bottom: 32px; }
.bloque h3 { font-size: 20px; letter-spacing: .06em; margin-bottom: 12px; }
.bloque p { margin: 0; color: var(--acero); font-size: 15px; }
.papel .bloque p { color: var(--tinta-2); }

.servicios { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.servicio { grid-column: span 2; background: var(--grafito); padding: 32px 28px 36px; min-height: 280px; display: flex; flex-direction: column; }
.servicio.ancho { grid-column: span 3; }
.servicio .ref { margin-bottom: auto; }
.servicio h3 { font-size: 24px; margin: 48px 0 12px; }
.servicio p { margin: 0; color: #CDCCC7; font-size: 15px; }
.servicio .chips { margin-top: 18px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-family: var(--f-dato); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; border: 1px solid var(--linea); padding: 6px 10px; color: #CDCCC7; }
.papel .chip { border-color: var(--linea-papel); color: var(--tinta-2); }

/* Imagen + texto */
.destacado { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.destacado figure { margin: 0; aspect-ratio: 5 / 4; overflow: hidden; background: var(--grafito); }
.destacado figure img { width: 100%; height: 100%; object-fit: cover; }
.destacado p { color: #CDCCC7; font-size: 17px; margin: 0 0 16px; }
.papel .destacado p { color: var(--tinta-2); }

/* Método detallado (ingeniería) */
.metodo-largo { list-style: none; margin: 0; padding: 0; counter-reset: paso; border-top: 1px solid var(--tinta); }
.metodo-largo li { display: grid; grid-template-columns: 120px 1fr 1.3fr 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--linea-papel); align-items: baseline; }
.metodo-largo li::before { counter-increment: paso; content: "0" counter(paso); font-family: var(--f-dato); color: var(--naranja); font-size: 13px; letter-spacing: .1em; }
.metodo-largo h3 { font-size: 22px; letter-spacing: .06em; }
.metodo-largo p { margin: 0; color: var(--tinta-2); font-size: 15px; }
.metodo-largo .entrega { font-family: var(--f-dato); font-size: 12px; letter-spacing: .06em; color: var(--tinta); }
.metodo-largo .entrega b { display: block; color: var(--tinta-2); font-weight: 400; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 4px; }

/* Taller en cifras */
.cifras-taller { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--linea); }
.cifras-taller .cifra { padding: 30px 24px 30px 0; border-bottom: 1px solid var(--linea); border-right: 1px solid var(--linea); }
.cifras-taller .cifra:nth-child(3n) { border-right: 0; }
.cifras-taller .cifra:not(:nth-child(3n+1)) { padding-left: 24px; }
.cifras-taller .cifra p { margin: 10px 0 0; color: var(--acero); font-size: 14px; }

/* Hoja de ruta de calidad */
.ruta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hito { border: 1px solid var(--linea-papel); padding: 26px; }
.hito.hecho { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }
.hito .eyebrow { display: block; margin-bottom: 28px; }
.hito.hecho .eyebrow { color: var(--naranja); }
.hito h3 { font-size: 26px; margin-bottom: 8px; }
.hito p { margin: 0; font-size: 14px; color: var(--tinta-2); }
.hito.hecho p { color: #CDCCC7; }

/* Contacto */
.contacto { padding: calc(var(--cabecera) + clamp(48px, 8vw, 112px)) 0 clamp(64px, 10vw, 140px); }
.contacto-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 7vw, 120px); align-items: start; }
.contacto-info { position: sticky; top: calc(var(--cabecera) + 32px); }
.contacto-info h1 { margin: 18px 0 24px; }
.datos-contacto { list-style: none; margin: 40px 0 0; padding: 0; border-top: 1px solid var(--linea); }
.datos-contacto li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--linea); font-size: 15px; }
.datos-contacto li > span:first-child { font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; color: var(--acero); text-transform: uppercase; padding-top: 3px; }
.datos-contacto a:hover { color: var(--naranja); }

.formulario { background: var(--grafito); padding: clamp(24px, 4vw, 48px); }
.formulario fieldset { border: 0; margin: 0 0 36px; padding: 0; min-width: 0; }
.formulario legend { font-family: var(--f-dato); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--naranja); margin-bottom: 18px; padding: 0; }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 24px; }
.campo { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.campo.ancho { grid-column: 1 / -1; }
.campo label { font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
.campo label .req { color: var(--naranja); }
.campo input, .campo select, .campo textarea {
  font: inherit; font-size: 16px; color: var(--blanco);
  background: transparent; border: 0; border-bottom: 1px solid rgba(255,255,255,.28);
  padding: 10px 0; border-radius: 0; width: 100%;
  transition: border-color .2s;
}
.campo select {
  appearance: none; padding-right: 24px;
  background: transparent url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2212%22 height=%228%22%3E%3Cpath d=%22M1 1l5 5 5-5%22 stroke=%22%238B929C%22 fill=%22none%22 stroke-width=%221.5%22/%3E%3C/svg%3E") no-repeat right 4px center;
}
.campo select option { background: var(--grafito); color: var(--blanco); }
.campo textarea { min-height: 112px; resize: vertical; line-height: 1.5; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: 0; border-color: var(--naranja); }
.campo input::placeholder, .campo textarea::placeholder { color: #646361; }
.dims { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.adjuntos {
  position: relative; border: 1.5px dashed rgba(255,255,255,.28); padding: 28px; text-align: center; cursor: pointer;
  display: flex; flex-direction: column; gap: 8px; align-items: center; transition: border-color .2s, background .2s;
}
.adjuntos:hover, .adjuntos.encima { border-color: var(--naranja); background: rgba(224, 0, 63,.06); }
.adjuntos strong { font-family: var(--f-titular); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; font-size: 14px; }
.adjuntos small { color: var(--acero); font-size: 13px; }
.adjuntos input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.lista-adjuntos { list-style: none; margin: 12px 0 0; padding: 0; font-family: var(--f-dato); font-size: 12px; color: #CDCCC7; display: grid; gap: 6px; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: #CDCCC7; }
.check input { width: 18px; height: 18px; accent-color: var(--naranja); margin-top: 2px; flex: none; }
.check a { text-decoration: underline; }
.enviar { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; margin-top: 28px; }
.enviar small { color: var(--acero); font-size: 13px; }
.aviso-envio { display: none; margin-top: 24px; padding: 18px 20px; border-left: 3px solid var(--naranja); background: rgba(224, 0, 63,.08); font-size: 15px; }
.aviso-envio.visible { display: block; }

.pasos-simples { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; counter-reset: ps; }
.paso-simple { border-top: 1px solid var(--linea); padding-top: 22px; }
.paso-simple::before { counter-increment: ps; content: "0" counter(ps); font-family: var(--f-dato); color: var(--naranja); font-size: 12px; letter-spacing: .1em; display: block; margin-bottom: 22px; }
.paso-simple h3 { font-size: 20px; letter-spacing: .06em; margin-bottom: 10px; }
.paso-simple p { margin: 0; color: var(--acero); font-size: 15px; }

@media (max-width: 1100px) {
  .tarjetas { grid-template-columns: repeat(2, 1fr); }
  .rejilla-4 { grid-template-columns: repeat(2, 1fr); }
  .bloque:nth-child(2) { border-right: 0; }
  .bloque:nth-child(3) { padding-left: 0; }
  .bloque:nth-child(n+3) { border-top: 1px solid var(--linea); }
  .papel .bloque:nth-child(n+3) { border-top-color: var(--linea-papel); }
  .metodo-largo li { grid-template-columns: 64px 1fr; }
  .metodo-largo li > p, .metodo-largo li > .entrega { grid-column: 2; }
}
@media (max-width: 860px) {
  .heroe-img.contener img { padding: 12vh 4vw 46vh; object-position: center top; }
  .servicios { grid-template-columns: 1fr; }
  .servicio, .servicio.ancho { grid-column: auto; min-height: 0; }
  .destacado, .contacto-grid { grid-template-columns: 1fr; }
  .contacto-info { position: static; }
  .cifras-taller { grid-template-columns: 1fr 1fr; }
  .cifras-taller .cifra { padding-left: 0 !important; border-right: 0; }
  .ruta, .pasos-simples { grid-template-columns: 1fr; }
  .campos { grid-template-columns: 1fr; }
  .dims { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .tarjetas, .rejilla-4 { grid-template-columns: 1fr; }
  .bloque, .bloque + .bloque { padding-left: 0; border-right: 0; border-top: 1px solid var(--linea); }
  .cifras-taller { grid-template-columns: 1fr; }
  .datos-contacto li { grid-template-columns: 1fr; gap: 4px; }
}

/* Pie de foto sobre la imagen (p. ej. "Imagen ilustrativa") */
.galeria figure { position: relative; }
.galeria figcaption {
  position: absolute; left: 10px; bottom: 10px; padding: 4px 8px;
  font-family: var(--f-dato); font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: #CDCCC7; background: rgba(24, 24, 24, .72);
}

.clientes--2 .envoltura { grid-template-columns: 220px repeat(2, 1fr); }
@media (max-width: 1100px) { .clientes--2 .envoltura { grid-template-columns: 1fr 1fr; } }

/* Buscador de rampas */
.resultado-rampa {
  margin-top: 28px; padding: 22px 24px; border-left: 3px solid var(--naranja); background: rgba(224, 0, 63, .08);
  display: grid; grid-template-columns: auto 1fr; gap: 6px 20px; align-items: baseline; font-size: 15px; color: #CDCCC7;
}
.resultado-rampa span { font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
.resultado-rampa b { font-family: var(--f-titular); font-weight: 600; font-size: 22px; letter-spacing: .04em; color: var(--blanco); }
@media (max-width: 560px) { .resultado-rampa { grid-template-columns: 1fr; } }

.galeria { grid-auto-flow: dense; }

/* ---------- Páginas de texto (legales) ---------- */
.texto-pag { padding: calc(var(--cabecera) + clamp(48px, 7vw, 96px)) 0 clamp(64px, 9vw, 120px); }
.texto-pag header { max-width: 72ch; margin-bottom: 48px; }
.texto-pag h1 { margin: 16px 0 18px; }
.texto-pag .nota-legal { display: inline-block; margin-top: 8px; padding: 8px 12px; border: 1px dashed var(--acero); font-family: var(--f-dato); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--acero); }
.texto-legal { max-width: 72ch; color: #CDCCC7; font-size: 16px; line-height: 1.7; }
.texto-legal h2 { font-size: 20px; letter-spacing: .06em; color: var(--blanco); margin: 44px 0 12px; }
.texto-legal p, .texto-legal ul { margin: 0 0 14px; }
.texto-legal ul { padding-left: 20px; }
.texto-legal li { margin-bottom: 6px; }
.texto-legal a { color: var(--blanco); text-decoration: underline; text-underline-offset: 3px; }
.texto-legal dl { display: grid; grid-template-columns: 200px 1fr; gap: 10px 20px; margin: 0 0 14px; border-top: 1px solid var(--linea); padding-top: 14px; }
.texto-legal dt { font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); padding-top: 3px; }
.texto-legal dd { margin: 0; color: var(--blanco); }
@media (max-width: 560px) { .texto-legal dl { grid-template-columns: 1fr; gap: 2px; } .texto-legal dd { margin-bottom: 10px; } }

/* ---------- Empresa: línea de tiempo ---------- */
.linea-tiempo { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--linea); }
.linea-tiempo li { position: relative; padding: 0 0 36px 32px; display: grid; grid-template-columns: 110px 1fr; gap: 24px; }
.linea-tiempo li::before { content: ""; position: absolute; left: -5px; top: 6px; width: 9px; height: 9px; background: var(--naranja); }
.linea-tiempo .anio { font-family: var(--f-titular); font-weight: 600; font-size: 28px; line-height: 1; letter-spacing: .02em; }
.linea-tiempo h3 { font-size: 18px; letter-spacing: .06em; margin-bottom: 8px; }
.linea-tiempo p { margin: 0; color: #AFAEAA; font-size: 15px; max-width: 58ch; }
@media (max-width: 560px) { .linea-tiempo li { grid-template-columns: 1fr; gap: 8px; } }

/* ---------- CORE / SHIELD ---------- */
.cs { display: grid; grid-template-columns: 74px 1fr; gap: 6px 14px; margin-top: 14px; font-size: 14px; line-height: 1.45; color: #CDCCC7; }
.cs dt { font-family: var(--f-dato); font-size: 11px; letter-spacing: .14em; padding-top: 2px; }
.cs dt.core { color: var(--naranja); }
.cs dt.shield { color: var(--blanco); }
.cs dd { margin: 0; }
.cs-grande { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cs-grande > div { border: 1px solid var(--linea); padding: 32px 30px 36px; background: var(--grafito); }
.cs-grande > div:first-child { border-color: rgba(224, 0, 63, .5); background: rgba(224, 0, 63, .06); }
.cs-grande .etq { font-family: var(--f-dato); font-size: 12px; letter-spacing: .18em; display: block; margin-bottom: 26px; }
.cs-grande > div:first-child .etq { color: var(--naranja); }
.cs-grande h3 { font-size: clamp(24px, 2.6vw, 36px); margin-bottom: 12px; }
.cs-grande p { margin: 0; color: #CDCCC7; }
@media (max-width: 860px) { .cs-grande { grid-template-columns: 1fr; } }

/* Capas de protección (portada) */
.capas { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.capas p { color: #CDCCC7; font-size: 18px; max-width: 46ch; margin: 0 0 16px; }
.capas-svg { width: 100%; height: auto; }
.capas-svg .anillo path { fill: none; stroke: #403F3D; stroke-width: 1.5; transition: stroke .5s, opacity .5s; }
.capas-svg .anillo text { font-family: var(--f-dato); font-size: 12px; letter-spacing: 1.6px; fill: #646361; transition: fill .5s; }
.capas-svg .anillo line { stroke: #403F3D; transition: stroke .5s; }
.capas-svg .nucleo rect { fill: var(--naranja); }
.capas-svg .nucleo text { font-family: var(--f-dato); font-size: 13px; letter-spacing: 3px; fill: #fff; }
.capas.visto .anillo path { stroke: #CDCCC7; }
.capas.visto .anillo text { fill: #E7E6E0; }
.capas.visto .anillo line { stroke: var(--naranja); }
.capas .anillo:nth-of-type(1) * { transition-delay: .1s; }
.capas .anillo:nth-of-type(2) * { transition-delay: .35s; }
.capas .anillo:nth-of-type(3) * { transition-delay: .6s; }
.capas .anillo:nth-of-type(4) * { transition-delay: .85s; }
.capas .anillo:nth-of-type(5) * { transition-delay: 1.1s; }
@media (max-width: 860px) { .capas { grid-template-columns: 1fr; } }

/* Proyectos: filtro */
.filtro { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.filtro button { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; border: 1px solid var(--linea); padding: 9px 14px; color: #CDCCC7; transition: border-color .2s, color .2s, background .2s; }
.filtro button:hover { border-color: var(--blanco); color: var(--blanco); }
.filtro button[aria-pressed="true"] { background: var(--naranja); border-color: var(--naranja); color: var(--sobre-acento); }
.proyectos-lista { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.proyecto-ficha { background: var(--grafito); border: 1px solid transparent; display: flex; flex-direction: column; transition: border-color .25s; }
.proyecto-ficha:hover { border-color: var(--naranja); }
.proyecto-ficha figure { margin: 0; aspect-ratio: 16 / 10; overflow: hidden; background: var(--negro); }
.proyecto-ficha figure img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.proyecto-ficha:hover figure img { transform: scale(1.04); }
.proyecto-ficha > div { padding: 22px 22px 26px; display: flex; flex-direction: column; flex: 1; }
.proyecto-ficha .eyebrow { color: var(--naranja); }
.proyecto-ficha h3 { font-size: 21px; margin: 10px 0 4px; letter-spacing: .04em; }
.proyecto-ficha .enlace-flecha { margin-top: auto; padding-top: 18px; align-self: flex-start; font-size: 12px; border-bottom: 0; }
@media (max-width: 1100px) { .proyectos-lista { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .proyectos-lista { grid-template-columns: 1fr; } }

.proyecto-ficha[hidden] { display: none; }

/* Lista de definiciones con texto largo (equipamiento, normas) */
.definiciones { margin: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--linea); }
.definiciones > div { display: grid; grid-template-columns: minmax(150px, 1fr) 2.2fr; gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--linea); min-width: 0; }
.definiciones dt { font-family: var(--f-dato); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--naranja); padding-top: 3px; }
.definiciones dd { margin: 0; font-size: 16px; line-height: 1.5; color: #CDCCC7; }
.papel .definiciones { border-top-color: var(--linea-papel); }
.papel .definiciones > div { border-bottom-color: var(--linea-papel); }
.papel .definiciones dd { color: var(--tinta-2); }
.definiciones--2 { grid-template-columns: 1fr 1fr; column-gap: clamp(32px, 5vw, 72px); }
@media (max-width: 860px) {
  .definiciones--2 { grid-template-columns: 1fr; }
  .definiciones > div { grid-template-columns: 1fr; gap: 6px; }
}

/* Franja de 6 clientes */
.clientes--6 .envoltura { grid-template-columns: 220px repeat(6, 1fr); }
@media (max-width: 1100px) { .clientes--6 .envoltura { grid-template-columns: repeat(3, 1fr); } .clientes--6 .cliente:nth-of-type(4) { border-left: 0; } }
@media (max-width: 560px) { .clientes--6 .envoltura { grid-template-columns: 1fr 1fr; } }

/* Muro de logotipos de clientes (empresa). Cada celda admite <img> del logotipo oficial en lugar del texto */
.logos-clientes { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--linea); border-left: 1px solid var(--linea); }
.logo-cliente { margin: 0; min-height: 180px; padding: 28px 24px 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; border-right: 1px solid var(--linea); border-bottom: 1px solid var(--linea); transition: background .3s; }
.logo-cliente:hover { background: var(--grafito); }
.logo-cliente img { max-width: 70%; max-height: 64px; width: auto; height: auto; filter: grayscale(1) brightness(1.8); opacity: .85; transition: filter .3s, opacity .3s; }
.logo-cliente:hover img { filter: none; opacity: 1; }
.logo-marca { font-family: var(--f-titular); font-weight: 600; font-size: clamp(22px, 2.6vw, 34px); letter-spacing: .14em; color: #DAD9D4; text-align: center; }
.logo-cliente figcaption { font-family: var(--f-dato); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
@media (max-width: 560px) { .logos-clientes { grid-template-columns: 1fr 1fr; } .logo-cliente { min-height: 130px; } }

/* Carta de situación con estética táctica (portada) */
.mapa-tactico text.coord { font-size: 9px; letter-spacing: .14em; fill: #646361; }
.mapa-tactico text.anillo { font-size: 9px; letter-spacing: .14em; fill: rgba(224, 0, 63,.7); }
.mapa-tactico text.naranja { fill: var(--naranja); }
.mapa-tactico .pulso { transform-box: fill-box; transform-origin: center; animation: pulso-mapa 2.4s ease-out infinite; }
@keyframes pulso-mapa { from { transform: scale(1); opacity: .9; } to { transform: scale(3.2); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .mapa-tactico .pulso { animation: none; opacity: 0; } }

/* Cierre con el escudo como fondo: capas con la forma del logotipo (esquinero en C), abiertas a la derecha */
.cierre--escudo { position: relative; background: radial-gradient(70% 90% at 78% 50%, #16120F 0%, var(--negro) 70%); }
.escudo-fondo { position: absolute; right: clamp(16px, 5vw, 96px); top: 50%; width: min(64vh, 40vw); height: auto; transform: translateY(-50%); pointer-events: none; overflow: visible; }
.escudo-fondo .capa { fill: none; stroke: #403F3D; stroke-width: 2; stroke-linejoin: round; stroke-dasharray: 3200; stroke-dashoffset: 3200; transition: stroke-dashoffset 1.6s cubic-bezier(.2,.7,.2,1); transition-delay: calc(var(--i) * .14s); }
.escudo-fondo .capa:last-of-type { stroke: rgba(224, 0, 63,.6); }
.escudo-fondo .simbolo { fill: none; stroke: #E7E6E0; stroke-width: 26; stroke-linejoin: miter; opacity: 0; transition: opacity 1s .2s; }
.escudo-fondo .nucleo { fill: var(--naranja); }
.escudo-fondo text { font-family: var(--f-dato); font-size: 15px; letter-spacing: 4px; fill: #fff; }
.escudo-fondo text.rot { fill: var(--naranja); font-size: 12px; dominant-baseline: middle; }
.cierre--escudo.visto .capa { stroke-dashoffset: 0; }
.cierre--escudo.visto .simbolo { opacity: 1; }
.cierre--escudo > .envoltura { position: relative; z-index: 1; }
@media (max-width: 860px) { .escudo-fondo { opacity: .3; right: -18vw; width: 90vw; } }
@media (prefers-reduced-motion: reduce) { .escudo-fondo .capa { transition: none; stroke-dashoffset: 0; } .escudo-fondo .simbolo { opacity: 1; } }

/* Foto a sangre dentro de la envoltura (empresa) */
.foto-equipo { position: relative; margin: clamp(40px, 6vw, 80px) 0 clamp(40px, 5vw, 64px); aspect-ratio: 21 / 9; overflow: hidden; background: var(--grafito); }
.foto-equipo img { width: 100%; height: 100%; object-fit: cover; object-position: center 62%; display: block; }
.foto-equipo figcaption { position: absolute; right: 12px; bottom: 10px; font: 12px var(--f-dato); letter-spacing: .08em; color: rgba(255,255,255,.8); background: rgba(24, 24, 24,.6); padding: 4px 10px; }
@media (max-width: 560px) { .foto-equipo { aspect-ratio: 4 / 3; } }

/* Escalera de prototipos (ingeniería) */
.escalera { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: end; }
.escalera li { background: var(--tinta); color: var(--blanco); padding: 28px 24px; border-top: 3px solid var(--naranja); display: flex; flex-direction: column; gap: 12px; }
.escalera li:nth-child(1) { min-height: 250px; } .escalera li:nth-child(2) { min-height: 290px; }
.escalera li:nth-child(3) { min-height: 330px; } .escalera li:nth-child(4) { min-height: 370px; }
.escalera h3 { font-size: 24px; margin: 0; }
.escalera p { margin: 0; color: #CDCCC7; font-size: 15px; }
.escalera .entrega { margin-top: auto; font-family: var(--f-dato); font-size: 12px; letter-spacing: .06em; color: var(--blanco); }
.escalera .entrega b { display: block; color: var(--acero); font-weight: 400; text-transform: uppercase; margin-bottom: 4px; }
.lista-check--papel, .lista-check--papel li { border-color: var(--linea-papel); }
.lista-check--papel li { break-inside: avoid; color: var(--tinta); }
.foto-etiqueta { position: relative; }
.foto-etiqueta figcaption { position: absolute; right: 10px; bottom: 10px; font: 12px var(--f-dato); letter-spacing: .08em; color: rgba(255,255,255,.8); background: rgba(24, 24, 24,.6); padding: 4px 10px; }
@media (max-width: 860px) { .escalera { grid-template-columns: 1fr 1fr; } .escalera li { min-height: 0 !important; } .lista-check--papel { columns: 1 !important; } }
@media (max-width: 560px) { .escalera { grid-template-columns: 1fr; } }

/* Rampas: tarjetas de modelo, calculadora con dibujo y tabla comparativa */
.modelos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.modelo { background: #F7F7F4; border: 1px solid var(--linea-papel); display: flex; flex-direction: column; min-width: 0; }
.modelo figure { margin: 0; background: var(--negro); aspect-ratio: 11 / 6; }
.modelo figure img { width: 100%; height: 100%; object-fit: contain; display: block; }
.modelo-cuerpo { padding: 24px 22px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.modelo-cuerpo .ref { font-family: var(--f-dato); color: var(--naranja); letter-spacing: .12em; font-size: 13px; }
.modelo-cuerpo h3 { font-size: 30px; margin: 0; }
.modelo-cuerpo p { margin: 0; color: var(--tinta-2); font-size: 15px; }
.modelo-cuerpo dl { margin: 8px 0 14px; border-top: 1px solid var(--linea-papel); }
.modelo-cuerpo dl > div { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--linea-papel); font-size: 14px; }
.modelo-cuerpo dt { font-family: var(--f-dato); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--tinta-2); }
.modelo-cuerpo dd { margin: 0; font-weight: 500; text-align: right; }
.modelo-cuerpo .enlace-flecha { margin-top: auto; align-self: flex-start; border-color: var(--linea-papel); }
.calc-rampa { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.calc-dibujo { margin: 0; background: var(--grafito); border: 1px solid var(--linea); padding: 12px; }
.calc-dibujo svg { width: 100%; height: auto; display: block; }
.calc-dibujo .rt { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; fill: var(--acero); }
.rejilla-4--papel { border-top-color: var(--linea-papel); }
.rejilla-4--papel .bloque { border-color: var(--linea-papel); }
.rejilla-4--papel .bloque p { color: var(--tinta-2); }
.tabla-desliza { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tabla-modelos { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 15px; }
.tabla-modelos th, .tabla-modelos td { text-align: left; padding: 16px 14px; border-bottom: 1px solid var(--linea); vertical-align: top; }
.tabla-modelos thead th { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--acero); font-weight: 400; }
.tabla-modelos tbody th { font-family: var(--f-titular); font-weight: 600; font-size: 18px; white-space: nowrap; }
.tabla-modelos td { color: #CDCCC7; font-variant-numeric: tabular-nums; }
.tabla-modelos tr.medida th, .tabla-modelos tr.medida td { color: var(--naranja); }
@media (max-width: 1100px) { .modelos { grid-template-columns: 1fr 1fr; } }
@media (max-width: 860px) { .calc-rampa { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .modelos { grid-template-columns: 1fr; } }
.logos-clientes { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.logo-cliente { min-width: 0; }
@media (max-width: 560px) {
  .logos-clientes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .logo-marca { font-size: 17px; letter-spacing: .08em; overflow-wrap: anywhere; }
}
.proyecto::after { background: linear-gradient(0deg, rgba(24, 24, 24,.96) 0%, rgba(24, 24, 24,.75) 38%, rgba(24, 24, 24,.1) 75%); }
.proyecto > img { z-index: 0; } .proyecto::after { z-index: 0; }

/* Logotipos oficiales de clientes: blanco monocromo sobre fondo oscuro; INTA e ITER en su color */
.logo-cliente .logo-img { width: auto; height: auto; max-width: 62%; max-height: 52px; filter: brightness(0) invert(1); opacity: .78; transition: opacity .3s; }
.logo-cliente .logo-img.color { filter: none; max-height: 64px; opacity: .92; }
.logo-cliente:hover .logo-img { opacity: 1; filter: brightness(0) invert(1); }
.logo-cliente:hover .logo-img.color { filter: none; }
@media (max-width: 560px) { .logo-cliente .logo-img { max-height: 38px; max-width: 74%; } .logo-cliente .logo-img.color { max-height: 48px; } }

/* Despegue del Miura 5 ligado al scroll (portada) */
.despegue { position: relative; height: 260vh; border-top: 1px solid var(--linea); background: radial-gradient(60% 50% at 70% 60%, #15110E 0%, var(--negro) 70%); }
.despegue-fijo { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.despegue-grid { width: 100%; display: grid; grid-template-columns: 1.1fr auto; gap: clamp(32px, 8vw, 140px); align-items: center; padding-top: var(--cabecera); }
.despegue-texto { min-width: 0; }
.despegue-texto .lead { margin: 24px 0 28px; max-width: 46ch; }
.telemetria { display: flex; gap: 36px; margin: 40px 0 0; padding-top: 20px; border-top: 1px solid var(--linea); font-family: var(--f-dato); font-variant-numeric: tabular-nums; }
.telemetria dt { font-size: 11px; letter-spacing: .14em; color: var(--acero); }
.telemetria dd { margin: 4px 0 0; font-size: clamp(18px, 1.8vw, 24px); color: var(--blanco); min-width: 7ch; }
.pastilla { position: relative; width: clamp(200px, 20vw, 300px); height: min(78vh, 760px); border-radius: 999px; overflow: hidden; border: 1px solid var(--linea); background: linear-gradient(180deg, #100F0E 0%, #1C1C1C 60%, #17130F 100%); box-shadow: inset 0 0 60px rgba(0,0,0,.6); }
.despegue-svg { position: absolute; left: 0; bottom: 0; width: 100%; height: auto; }
.despegue-svg .d-cohete { transform: translateY(calc(var(--sube, 0) * -1px)); }
.despegue-svg .d-llamas { opacity: var(--fuego, 0); transform-box: fill-box; transform-origin: 50% 0; transform: scaleY(calc(.4 + var(--fuego, 0) * .6 + var(--sube, 0) / 1600)); }
.despegue-svg .d-humo { opacity: var(--humo, 0); }
.despegue-svg .d-brazo { opacity: calc(1 - var(--fuego, 0)); }
.pastilla-nota { position: absolute; left: 0; right: 0; top: 34px; text-align: center; font-family: var(--f-dato); font-size: 10px; letter-spacing: .2em; color: var(--acero); opacity: calc(1 - var(--fuego, 0)); }
@media (max-width: 860px) {
  .despegue { height: 230vh; }
  .despegue-grid { grid-template-columns: 1fr; gap: 24px; justify-items: center; text-align: left; }
  .despegue-texto .lead { margin: 14px 0 16px; font-size: 16px; }
  .despegue-texto h2 { font-size: clamp(30px, 8vw, 44px); }
  .telemetria { margin-top: 18px; gap: 20px; }
  .pastilla { width: 150px; height: 46vh; }
}
@media (prefers-reduced-motion: reduce) { .despegue { height: auto; } .despegue-fijo { position: relative; height: auto; padding: 96px 0; } }
/* Mapa esquemático de base bajo la carta táctica */
.mapa-tactico .base .urbano { fill: rgba(201,205,211,.07); stroke: rgba(201,205,211,.12); stroke-width: 1; }
.mapa-tactico .base .via { fill: none; stroke: rgba(201,205,211,.28); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.mapa-tactico .base .ronda { fill: none; stroke: rgba(201,205,211,.18); stroke-width: 1.2; }
.mapa-tactico .base .r50 { stroke-dasharray: 2 3; }
.mapa-tactico .base .rio { fill: none; stroke: rgba(80,130,190,.45); stroke-width: 2; stroke-linejoin: round; }
.mapa-tactico text.via-t { font-size: 8px; letter-spacing: .1em; fill: #A3A19B; }
.mapa-tactico text.pueblo { font-size: 7.5px; letter-spacing: .12em; fill: #646361; }
.mapa-tactico text.rio-t { font-size: 7.5px; letter-spacing: .2em; fill: rgba(80,130,190,.7); }
.mapa-tactico text { paint-order: stroke; stroke: #181818; stroke-width: 3px; stroke-linejoin: round; }

/* Plano de ingeniería de portada guiado por el scroll (escritorio y móvil) */
.plano-pista { height: 330vh; position: relative; }
.plano-fijo { position: sticky; top: calc(var(--cabecera) + 16px); }
.plano.por-scroll .pasos-plano button[aria-pressed="true"] .pp-barra { animation: none; width: calc(var(--avance, 0) * 100%); }
@media (max-width: 860px) {
  .plano-pista { height: 300vh; }
  .plano-fijo { top: calc(var(--cabecera) + 8px); }
  .plano.por-scroll .cajetin { display: none; }
}
@media (prefers-reduced-motion: reduce) { .plano-pista { height: auto; } .plano-fijo { position: static; } }


/* Shielding the core: capítulo de portada guiado por el scroll */
section.shield { position: relative; height: 300vh; border-top: 1px solid var(--linea); background: radial-gradient(55% 60% at 72% 55%, #16120F 0%, var(--negro) 70%); }
.shield-fijo { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.shield-grid { width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; padding-top: var(--cabecera); }
.shield-texto { min-width: 0; }
.shield-texto h2 { margin: 18px 0 22px; max-width: 14ch; }
.shield-texto .lead { margin: 0 0 24px; max-width: 48ch; font-size: 17px; }
.shield-capas { list-style: none; margin: 0 0 24px; padding: 0; border-top: 1px solid var(--linea); }
.shield-capas li { display: grid; grid-template-columns: 40px 1fr; gap: 2px 12px; padding: 10px 0; border-bottom: 1px solid var(--linea); opacity: .35; transition: opacity .4s; }
.shield-capas li.on { opacity: 1; }
.shield-capas li.actual b { color: var(--naranja); }
.shield-capas .n { font-family: var(--f-dato); font-size: 12px; color: var(--naranja); padding-top: 3px; }
.shield-capas b { font-family: var(--f-titular); font-weight: 600; font-size: 18px; text-transform: uppercase; letter-spacing: .04em; transition: color .3s; }
.shield-capas .d { grid-column: 2; font-size: 14px; color: var(--acero); }
.shield-dibujo { min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.shield-svg { width: min(70vh, 100%); height: auto; overflow: visible; }
.shield-svg .capa { fill: none; stroke: #CDCCC7; stroke-width: 2.5; stroke-linejoin: round; stroke-dasharray: 100; stroke-dashoffset: 0; }
.shield-svg .capa:last-of-type { stroke: var(--naranja); stroke-width: 3; }
section.shield.por-scroll .shield-svg .capa { stroke-dashoffset: 100; }
.shield-svg .nucleo { fill: var(--naranja); }
.shield-svg text { font-family: var(--f-dato); font-size: 18px; letter-spacing: 4px; fill: #fff; }
.shield-svg text.rot { fill: var(--naranja); font-size: 13px; dominant-baseline: middle; opacity: var(--fin, 1); }
.shield-svg .shield-halo { fill: none; stroke: var(--naranja); stroke-width: 2; opacity: 0; transform-box: fill-box; transform-origin: center; animation: shield-halo 2.6s ease-out infinite; }
@keyframes shield-halo { 0% { opacity: .7; transform: scale(.8); } 100% { opacity: 0; transform: scale(2.2); } }
.shield-activa { display: none; margin: 0; text-align: center; }
.shield-activa .n { display: block; font-family: var(--f-dato); font-size: 12px; letter-spacing: .14em; color: var(--naranja); }
.shield-activa b { font-family: var(--f-titular); font-weight: 600; font-size: 20px; text-transform: uppercase; letter-spacing: .04em; }
@media (max-width: 860px) {
  section.shield { height: 280vh; }
  .shield-grid { grid-template-columns: 1fr; gap: 12px; padding-top: calc(var(--cabecera) + 8px); }
  .shield-texto h2 { font-size: clamp(28px, 7.5vw, 40px); margin: 10px 0 0; }
  .shield-texto .lead, .shield-capas, .shield-texto .enlace-flecha { display: none; }
  .shield-svg { width: min(46vh, 86vw); }
  .shield-activa { display: block; }
}
@media (prefers-reduced-motion: reduce) { section.shield { height: auto; } .shield-fijo { position: relative; height: auto; padding: 96px 0; } .shield-svg .shield-halo { animation: none; } }
@media (min-width: 861px) {
  .shield-texto h2 { font-size: clamp(34px, 3.3vw, 54px); max-width: 17ch; margin: 14px 0 18px; }
  .shield-texto .lead { font-size: 16px; margin-bottom: 18px; }
  .shield-capas li { padding: 8px 0; }
  .shield-capas b { font-size: 16px; }
  .shield-capas .d { font-size: 13px; }
}

.proyecto.completo { grid-column: span 12; aspect-ratio: 21 / 8; }
@media (max-width: 860px) { .proyecto.completo { aspect-ratio: 4 / 5; } }
/* El desenfoque de la cabecera convierte la cabecera en el bloque contenedor de los hijos fijos
   y deja el menú móvil aplastado en 72 px: con el menú abierto se quita y el fondo pasa a ser opaco */
.cabecera.abierta { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--negro); }

/* Menú móvil: submenú de productos y botón de contacto */
.nav-sub, .nav-cta { display: none; }
@media (max-width: 1100px) {
  .cabecera.abierta .nav-sub.visible { display: flex; flex-direction: column; gap: 18px; padding: 12px 0 22px; border-bottom: 1px solid var(--linea); }
  .nav-sub-grupo { display: flex; flex-direction: column; gap: 2px; }
  .nav-sub-t { font-family: var(--f-dato); font-size: 12px; letter-spacing: .14em; color: var(--naranja); margin-bottom: 4px; }
  .nav-sub a { font-size: 17px; padding: 8px 0; color: #CDCCC7; text-transform: none; letter-spacing: .02em; }
  .cabecera.abierta #btn-productos::after { content: " +"; color: var(--naranja); }
  .cabecera.abierta #btn-productos.desplegado::after { content: " −"; }
  .cabecera.abierta .nav-cta { display: inline-flex; justify-content: center; margin-top: 28px; min-height: 52px; font-size: 14px; }
}

/* Post-its de requisitos (fase 01 del plano de portada) */
.plano-svg .pi-et { font-family: var(--f-dato); font-size: 14px; letter-spacing: 1.6px; fill: #5C5A55; }
.plano-svg .pi-val { font-family: var(--f-titular); font-weight: 600; font-size: 23px; letter-spacing: .5px; fill: #181818; }
.plano-svg .postit { opacity: 0; }
.plano-svg .capa.on .postit { animation: postit .45s cubic-bezier(.3,1.5,.5,1) forwards; animation-delay: calc(var(--i) * .12s); }
@keyframes postit { from { opacity: 0; translate: 0 -18px; } to { opacity: 1; translate: 0 0; } }
@media (prefers-reduced-motion: reduce) { .plano-svg .postit { opacity: 1; animation: none !important; } }
.plano-desc { display: none; }
@media (max-width: 860px) {
  .plano.por-scroll .plano-desc { display: block; margin: 16px 0 0; font-size: 16px; line-height: 1.5; color: #CDCCC7; min-height: 3em; }
  .plano-svg .pi-et { font-size: 18px; }
  .plano-svg .pi-val { font-size: 26px; }
}

/* Fase 06 del plano: línea de montaje (la caja recorre los puestos; rodillos y engranajes giran) */
.plano-svg .conjunto { transition: transform .9s cubic-bezier(.4,0,.2,1), opacity .35s ease; }
.plano[data-paso="6"] .plano-svg .conjunto { opacity: 0; }
.plano-svg .linea .rodillo, .plano-svg .linea .engranaje { transform-box: fill-box; transform-origin: center; }
.plano-svg .capa.on.linea .rodillo { animation: linea-giro 1.1s linear infinite; }
.plano-svg .capa.on.linea .e1 { animation: linea-giro 4s linear infinite; }
.plano-svg .capa.on.linea .e2 { animation: linea-giro 2.6s linear infinite reverse; }
.plano-svg .caja-linea { transform: translateX(-140px); }
.plano-svg .capa.on.linea .caja-linea { animation: caja-linea 12s ease-in-out infinite; }
.plano-svg .cl-panel, .plano-svg .cl-soldadura, .plano-svg .cl-tapa, .plano-svg .cl-ok, .plano-svg .chispas { opacity: 0; }
.plano-svg .capa.on.linea .cl-soldadura { animation: cl-soldadura 12s linear infinite; }
.plano-svg .capa.on.linea .cl-panel { animation: cl-panel 12s linear infinite; }
.plano-svg .capa.on.linea .cl-tapa { animation: cl-tapa 12s linear infinite; }
.plano-svg .capa.on.linea .cl-ok { animation: cl-ok 12s linear infinite; }
.plano-svg .capa.on.linea .chispas { animation: chispas 12s steps(1) infinite; }
.plano-svg .capa.on.linea .gancho { animation: gancho 12s ease-in-out infinite; }
@keyframes linea-giro { to { transform: rotate(360deg); } }
@keyframes caja-linea {
  0% { transform: translateX(-140px); } 8%, 20% { transform: translateX(170px); } 28%, 40% { transform: translateX(360px); }
  48%, 60% { transform: translateX(550px); } 68%, 84% { transform: translateX(740px); } 100% { transform: translateX(1000px); }
}
@keyframes cl-soldadura { 0%, 33% { opacity: 0; } 36%, 100% { opacity: 1; } }
@keyframes cl-panel { 0%, 52% { opacity: 0; } 58%, 100% { opacity: 1; } }
@keyframes cl-tapa { 0%, 73% { opacity: 0; } 75%, 100% { opacity: 1; } }
@keyframes cl-ok { 0%, 79% { opacity: 0; } 81%, 100% { opacity: 1; } }
@keyframes chispas { 0%, 29% { opacity: 0; } 30% { opacity: 1; } 31% { opacity: .2; } 32% { opacity: 1; } 34% { opacity: .3; } 35% { opacity: 1; } 37% { opacity: .2; } 38% { opacity: 1; } 39%, 100% { opacity: 0; } }
@keyframes gancho { 0%, 68% { transform: translateY(0); } 73%, 75% { transform: translateY(20px); } 80%, 100% { transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  .plano-svg .caja-linea { transform: translateX(550px); animation: none !important; }
  .plano-svg .cl-panel, .plano-svg .cl-soldadura { opacity: 1; }
}

/* Empresa: pertenencia a Grupo SIL AED */
.grupo-sil { border-top: 1px solid var(--linea); }
.grupo-cab { max-width: 760px; margin-bottom: 48px; }
.grupo-cab .lead { margin-top: 20px; }
.grupo-cadena { list-style: none; margin: 0; padding: 32px 0 0; border-top: 1px solid var(--linea); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.grupo-cadena li { display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; }
.grupo-cadena li span { font-family: var(--f-dato); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
.grupo-cadena .logo-gs { height: 56px; width: auto; filter: brightness(0) invert(1); opacity: .9; }
.grupo-cadena .logo-aed { height: 64px; width: auto; }
.grupo-cadena .logo-ch { height: 56px; width: auto; max-width: 100%; }
.grupo-cadena .verbo { font-family: var(--f-dato); font-size: 28px; color: var(--naranja); gap: 4px; }
.grupo-cadena .verbo i { font-style: normal; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--acero); }
@media (max-width: 860px) {
  .grupo-cadena { flex-direction: column; gap: 18px; }
  .grupo-cadena .verbo { flex-direction: row; gap: 10px; transform: none; }
  .grupo-cadena .verbo::after { content: ""; }
}

/* Capítulo de prototipos de portada y entrada de proyectos */
.capitulo-proto h2 { font-size: clamp(48px, 8vw, 128px); }
.capitulo-proto .capitulo-img::after { background: linear-gradient(90deg, rgba(24, 24, 24,.94) 0%, rgba(24, 24, 24,.78) 45%, rgba(24, 24, 24,.3) 100%); }
.credito-cap { position: absolute; right: var(--gutter); bottom: 18px; font: 12px var(--f-dato); letter-spacing: .08em; color: rgba(255,255,255,.75); background: rgba(24, 24, 24,.55); padding: 4px 10px; }
.capacidades-proy { margin-top: 26px; }
.nota-cs { margin: 22px 0 0; font-size: 15px; color: var(--acero); max-width: 70ch; }
@media (max-width: 860px) { .capitulo-proto .capitulo-img::after { background: linear-gradient(0deg, rgba(24, 24, 24,.95) 0%, rgba(24, 24, 24,.75) 60%, rgba(24, 24, 24,.4) 100%); } }

/* Portada: el socio que falta */
.socio-cab { max-width: 980px; }
.socio-cab h2 { max-width: 24ch; }
.socio-cab .lead { margin-top: 26px; color: var(--tinta-2); max-width: 64ch; }
.socio-contraste { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: clamp(40px, 6vw, 72px); }
.socio-contraste > div { padding: 32px 30px 34px; }
.socio-contraste .etq { display: block; font-family: var(--f-dato); font-size: 12px; letter-spacing: .18em; text-transform: uppercase; margin-bottom: 22px; }
.socio-contraste ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.socio-contraste li { position: relative; padding-left: 28px; font-size: 18px; line-height: 1.4; }
.socio-contraste li::before { position: absolute; left: 0; top: 0; font-family: var(--f-dato); }
.socio-ellos { border: 1px solid var(--linea-papel); }
.socio-ellos .etq { color: var(--tinta-2); }
.socio-ellos li { color: var(--tinta-2); }
.socio-ellos li::before { content: "—"; color: var(--tinta-2); }
.socio-nosotros { background: var(--tinta); color: var(--blanco); border-top: 3px solid var(--naranja); }
.socio-nosotros .etq { color: var(--naranja); }
.socio-nosotros li::before { content: "→"; color: var(--naranja); }
.socio-pipeline { margin-top: clamp(40px, 6vw, 72px); }
.socio-pipeline .etq { font-family: var(--f-dato); font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--tinta-2); margin: 0 0 18px; }
.socio-pipeline ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, 1fr); position: relative; }
.socio-pipeline ol::before { content: ""; position: absolute; left: 0; right: 0; top: 13px; height: 2px; background: var(--linea-papel); }
.socio-pipeline ol::after { content: ""; position: absolute; left: 0; top: 13px; height: 2px; width: 0; background: var(--naranja); transition: width 2.4s cubic-bezier(.4,0,.2,1) .2s; }
.socio-pipeline.visto ol::after { width: 100%; }
.socio-pipeline li { position: relative; display: flex; flex-direction: column; gap: 10px; padding-right: 8px; }
.socio-pipeline li .n { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--papel); border: 2px solid var(--linea-papel); font-family: var(--f-dato); font-size: 11px; color: var(--tinta-2); position: relative; z-index: 1; transition: background .3s, border-color .3s, color .3s; transition-delay: calc(.2s + var(--i) * .34s); }
.socio-pipeline.visto li .n { background: var(--naranja); border-color: var(--naranja); color: var(--sobre-acento); }
.socio-pipeline li b { font-family: var(--f-titular); font-weight: 600; font-size: 18px; text-transform: uppercase; letter-spacing: .04em; }
.socio-infra { margin: 26px 0 0; font-family: var(--f-dato); font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--tinta-2); }
.socio-cierre { margin: clamp(48px, 7vw, 88px) 0 0; font-family: var(--f-titular); font-weight: 600; font-size: clamp(30px, 4.4vw, 64px); line-height: 1.05; text-transform: uppercase; letter-spacing: .01em; color: var(--tinta); }
.socio-cierre span { color: var(--naranja); }
@media (max-width: 860px) {
  .socio-contraste { grid-template-columns: 1fr; }
  .socio-contraste li { font-size: 16px; }
  .socio-pipeline ol { grid-template-columns: 1fr; gap: 14px; }
  .socio-pipeline ol::before, .socio-pipeline ol::after { left: 13px; right: auto; top: 0; width: 2px; height: 100%; }
  .socio-pipeline ol::after { height: 0; transition: height 2.4s cubic-bezier(.4,0,.2,1) .2s; }
  .socio-pipeline.visto ol::after { width: 2px; height: 100%; }
  .socio-pipeline li { flex-direction: row; align-items: center; gap: 14px; }
}
@media (prefers-reduced-motion: reduce) { .socio-pipeline ol::after, .socio-pipeline li .n { transition: none; } }

/* Ingeniería: Gantt de plazos típicos */
.gantt { --nombre: 260px; }
.gantt ol { list-style: none; margin: 0; padding: 0; }
.g-escala, .g-fila { display: grid; grid-template-columns: var(--nombre) 1fr; align-items: center; gap: 16px; }
.g-escala { margin-bottom: 6px; }
.g-meses { display: grid; grid-template-columns: repeat(var(--meses), 1fr); font-family: var(--f-dato); font-size: 11px; letter-spacing: .08em; color: var(--tinta-2); }
.g-meses span { border-left: 1px solid var(--linea-papel); padding-left: 6px; }
.g-fila { min-height: 48px; border-top: 1px solid var(--linea-papel); }
.g-fila:last-child { border-bottom: 1px solid var(--linea-papel); }
.g-nombre { font-family: var(--f-titular); font-weight: 600; font-size: 17px; text-transform: uppercase; letter-spacing: .03em; color: var(--tinta); padding: 8px 0; display: flex; flex-direction: column; gap: 2px; }
.g-nombre small { font-family: var(--f-dato); font-weight: 400; font-size: 11px; letter-spacing: .08em; color: var(--tinta-2); text-transform: none; }
.g-hito-fila .g-nombre b { color: var(--naranja); font-weight: 600; }
.g-pista { position: relative; height: 22px; background-image: repeating-linear-gradient(90deg, var(--linea-papel) 0 1px, transparent 1px calc(100% / var(--meses))); }
.g-barra { position: absolute; top: 3px; height: 16px; left: calc(var(--ini) / var(--meses) * 100%); width: calc(var(--dur) / var(--meses) * 100%); background: var(--tinta); transform: scaleX(0); transform-origin: left center; transition: transform .7s cubic-bezier(.4,0,.2,1); transition-delay: calc(var(--i) * .32s); }
.g-barra.g-rango { background: repeating-linear-gradient(135deg, var(--tinta-2) 0 3px, transparent 3px 7px); border: 1px solid var(--tinta-2); }
.g-barra.abierta { background: linear-gradient(90deg, var(--naranja) 0%, var(--naranja) 70%, rgba(224, 0, 63,0) 100%); }
.g-hito { position: absolute; top: 2px; left: calc(var(--en) / var(--meses) * 100%); width: 18px; height: 18px; margin-left: -9px; background: var(--naranja); transform: rotate(45deg) scale(0); transition: transform .4s cubic-bezier(.3,1.6,.5,1); transition-delay: calc(var(--i) * .32s + .3s); }
.gantt.visto .g-barra { transform: scaleX(1); }
.gantt.visto .g-hito { transform: rotate(45deg) scale(1); }
.plazos-resumen { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 48px; }
.plazos-resumen > div { border-top: 2px solid var(--naranja); padding-top: 16px; display: flex; flex-direction: column; gap: 6px; }
.plazos-resumen b { font-family: var(--f-titular); font-weight: 600; font-size: clamp(40px, 5vw, 64px); line-height: 1; color: var(--tinta); }
.plazos-resumen span { font-size: 15px; color: var(--tinta-2); }
.nota-plazos { margin: 28px 0 0; font-family: var(--f-dato); font-size: 12px; letter-spacing: .06em; color: var(--tinta-2); }
@media (max-width: 860px) {
  .gantt { --nombre: 1fr; }
  .g-escala .g-nombre { display: none; }
  .g-escala, .g-fila { grid-template-columns: 1fr; gap: 4px; }
  .g-fila { padding: 6px 0 10px; }
  .g-nombre { font-size: 15px; padding: 0; }
  .g-meses { font-size: 9px; }
  .g-meses span { padding-left: 2px; }
  .plazos-resumen { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .g-barra, .g-hito { transition: none; } }

/* Ingeniería: disciplinas como vista explosionada que se ensambla con el scroll */
.seccion-dx { position: relative; border-top: 1px solid var(--linea); background: radial-gradient(55% 60% at 72% 55%, #201B1C 0%, var(--negro) 70%); }
.dx-fijo { padding: clamp(72px, 10vw, 140px) 0; }
.dx-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.dx-texto { min-width: 0; display: flex; flex-direction: column; gap: 56px; }
.dx-h2 { font-size: clamp(34px, 3.6vw, 56px); line-height: 1; margin: 0 0 18px; max-width: 16ch; }
.dx-lead { font-size: 16px; max-width: 48ch; margin: 0 0 24px; }
.dx-lista { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--linea); }
.dx-lista li { display: grid; grid-template-columns: 40px 1fr; gap: 3px 12px; padding: 11px 0; border-bottom: 1px solid var(--linea); transition: opacity .4s; }
.dx-lista .n, .dx-activa .n { font-family: var(--f-dato); font-size: 12px; letter-spacing: .1em; color: var(--naranja); padding-top: 4px; }
.dx-lista b, .dx-activa b { font-family: var(--f-titular); font-weight: 600; font-size: 19px; text-transform: uppercase; letter-spacing: .04em; transition: color .3s; }
.dx-lista .d, .dx-activa .d { grid-column: 2; font-size: 14px; color: var(--acero); }
.dx-lista .d i, .dx-activa .d i { font-style: normal; }
.dx-lista .d i + i::before, .dx-activa .d i + i::before { content: " · "; }
.dx-res { margin: 0 0 18px; font-family: var(--f-dato); font-size: 13px; letter-spacing: .18em; text-transform: uppercase; color: var(--naranja); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.dx-res span { color: var(--acero); }
.disc-frase { margin: 0; font-family: var(--f-titular); font-weight: 600; font-size: clamp(36px, 4.6vw, 76px); line-height: 1.02; text-transform: uppercase; letter-spacing: .01em; }
.disc-frase span { color: var(--naranja); }
.dx-dibujo { min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.dx-svg { display: block; height: min(74vh, 720px); width: auto; max-width: 100%; overflow: visible; }
.dx-svg .c { stroke: #CDCCC7; stroke-width: 1; stroke-linejoin: round; transition: stroke .3s; }
.dx-svg .l, .dx-svg .g, .dx-svg .v, .dx-svg .r, .dx-svg .t, .dx-svg .pin, .dx-svg .cod, .dx-svg .halo { fill: none; stroke-linecap: round; }
.dx-svg .g { stroke: #3A3A3A; stroke-width: 1; }
.dx-svg .v { stroke: #555; stroke-width: 2; }
.dx-svg .r { stroke: #CDCCC7; stroke-width: 1.4; }
.dx-svg .t { stroke: #C9A24A; stroke-width: 1.2; }
.dx-svg .pin { stroke: #888; stroke-width: 1; }
.dx-svg .cod { stroke: #5E5E5E; stroke-width: 3; }
.dx-svg .cod-a { stroke: var(--naranja); }
.dx-svg .led { stroke: none; }
.dx-svg .halo { stroke: var(--naranja); stroke-width: 2; }
.dx-svg .dx-pieza.actual .c, .dx-svg .dx-pieza.actual .r { stroke: var(--naranja); }
.dx-activa { display: none; margin: 0; }
/* Con scroll: la sección se fija y las piezas caen una a una */
.seccion-dx.por-scroll { height: 420vh; }
.por-scroll .dx-fijo { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; padding: var(--cabecera) 0 0; overflow: hidden; }
.por-scroll .dx-grid { width: 100%; }
.por-scroll .dx-texto { display: grid; gap: 0; }
.por-scroll .dx-capa { grid-area: 1 / 1; transition: opacity .6s, transform .6s; }
.por-scroll .dx-final { opacity: 0; transform: translateY(16px); pointer-events: none; align-self: center; }
.por-scroll.fin .dx-intro { opacity: 0; transform: translateY(-16px); pointer-events: none; }
.por-scroll.fin .dx-final { opacity: 1; transform: none; pointer-events: auto; }
.por-scroll .dx-lista li { opacity: .35; }
.por-scroll .dx-lista li.on { opacity: 1; }
.por-scroll .dx-lista li.actual b { color: var(--naranja); }
.por-scroll .dx-svg .halo { opacity: 0; transition: opacity .6s; }
.por-scroll.fin .dx-svg .halo { opacity: 1; }
.por-scroll.fin .dx-svg .p3 { filter: drop-shadow(0 0 22px rgba(224, 0, 63, .35)); }
.por-scroll .dx-svg { transform-origin: 50% 74%; transition: transform .9s cubic-bezier(.4,0,.2,1); }
.por-scroll.fin .dx-svg { transform: translateY(-20%) scale(1.3); }
@media (max-width: 860px) {
  .dx-grid { grid-template-columns: 1fr; gap: 28px; }
  .dx-svg { height: auto; width: min(100%, 420px); }
  .seccion-dx.por-scroll { height: 380vh; }
  .por-scroll .dx-fijo { align-items: flex-start; padding-top: calc(var(--cabecera) + 18px); }
  .por-scroll .dx-grid { gap: 8px; }
  .por-scroll .dx-lead, .por-scroll .dx-lista { display: none; }
  .por-scroll .dx-h2 { font-size: clamp(26px, 7vw, 36px); margin: 0; }
  .por-scroll .eyebrow { margin-bottom: 10px !important; }
  .por-scroll .disc-frase { font-size: clamp(28px, 8vw, 40px); }
  .por-scroll .dx-res { font-size: 11px; letter-spacing: .14em; margin-bottom: 10px; }
  .por-scroll .dx-svg { width: auto; height: 48svh; max-width: 100%; }
  .por-scroll .dx-activa { display: grid; grid-template-columns: 62px 1fr; gap: 3px 12px; width: 100%; border-top: 1px solid var(--linea); padding-top: 12px; transition: opacity .4s; }
  .por-scroll.fin .dx-activa { opacity: 0; }
  .por-scroll .dx-activa .n { white-space: nowrap; }
  .por-scroll.fin .dx-svg { transform: translateY(-12%) scale(1.25); }
}

/* Capítulos 05-06: inventar y prototipar */
.capitulo .lead b { color: var(--blanco); font-weight: 600; }
.cita-cap { margin: 26px 0 24px; padding-left: 20px; border-left: 3px solid var(--naranja); max-width: 46ch; }
.cita-cap p { margin: 0; font-family: var(--f-titular); font-weight: 500; font-size: clamp(22px, 2.4vw, 32px); line-height: 1.15; text-transform: uppercase; letter-spacing: .02em; }
.cita-cap cite { display: block; margin-top: 8px; font-family: var(--f-dato); font-style: normal; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--naranja); }

/* Acento sobre fondos claros: verde más oscuro para que el texto pequeño se lea sobre papel */
.papel { --naranja: #C00036; --sobre-acento: #FFFFFF; }
.papel .socio-nosotros { --naranja: #E0003F; --sobre-acento: #FFFFFF; }

/* Menú: grupos de ingeniería */
.mega-col--ing { border-top: 1px solid var(--linea); padding-top: 22px; }
.mega-col--ing .mega-item img { object-fit: cover; }

/* Portada · 05 Inventar: mapa de idea */
.capitulo.capitulo-idea { display: block; padding: clamp(96px, 12vh, 140px) 0 clamp(64px, 10vh, 112px); background: radial-gradient(50% 60% at 75% 50%, #201B1C 0%, var(--negro) 70%); }
.idea-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.capitulo-idea h2 { font-size: clamp(56px, 7.4vw, 124px); }
.capitulo-idea .lineas { grid-template-columns: 1fr; max-width: 420px; }
.idea-mapa { position: relative; width: 100%; max-width: 640px; aspect-ratio: 1; justify-self: center; }
.idea-lineas { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.idea-lineas path { fill: none; stroke: var(--acero); stroke-width: 1.2; vector-effect: non-scaling-stroke; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset .7s cubic-bezier(.4,0,.2,1); transition-delay: calc(.45s + var(--i) * .14s); }
.idea-lineas rect { fill: var(--naranja); opacity: 0; transition: opacity .3s; transition-delay: calc(.9s + var(--i) * .14s); }
.idea-mapa.visto .idea-lineas path { stroke-dashoffset: 0; }
.idea-mapa.visto .idea-lineas rect { opacity: 1; }
.idea-centro { position: absolute; left: 50%; top: 50%; width: 22%; transform: translate(-50%, -50%) scale(.6); opacity: 0; display: flex; flex-direction: column; align-items: center; gap: 10px; color: var(--blanco); transition: opacity .5s, transform .6s cubic-bezier(.3,1.4,.5,1); }
.idea-centro svg { width: 100%; height: auto; overflow: visible; }
.idea-centro b { position: absolute; top: calc(100% + 10px); font-family: var(--f-dato); font-weight: 500; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--naranja); white-space: nowrap; }
.idea-luz { fill: var(--naranja); }
.idea-mapa.visto .idea-centro { opacity: 1; transform: translate(-50%, -50%); }
.idea-mapa.visto .idea-luz { animation: idea-luz 2.6s ease-in-out 1.6s infinite; }
@keyframes idea-luz { 0%, 100% { filter: drop-shadow(0 0 0 rgba(224, 0, 63, 0)); } 50% { filter: drop-shadow(0 0 9px rgba(224, 0, 63, .9)); } }
.idea-nodo { --ic: 46px; position: absolute; left: var(--x); top: var(--y); width: 0; height: 0; opacity: 0; transform: translateY(10px); transition: opacity .5s, transform .5s; transition-delay: calc(.75s + var(--i) * .14s); }
.idea-mapa.visto .idea-nodo { opacity: 1; transform: none; }
.idea-nodo svg { position: absolute; left: 0; top: 0; width: var(--ic); height: var(--ic); transform: translate(-50%, -50%); color: var(--blanco); }
.idea-nodo .et { position: absolute; display: flex; flex-direction: column; gap: 3px; width: max-content; max-width: 190px; }
.idea-nodo b { font-family: var(--f-titular); font-weight: 600; font-size: 19px; letter-spacing: .06em; text-transform: uppercase; line-height: 1.1; }
.idea-nodo small { font-size: 13px; line-height: 1.3; color: var(--acero); }
.idea-nodo.arr .et { bottom: calc(var(--ic) / 2 + 8px); left: 0; transform: translateX(-50%); text-align: center; align-items: center; }
.idea-nodo.aba .et { top: calc(var(--ic) / 2 + 8px); left: 0; transform: translateX(-50%); text-align: center; align-items: center; }
.idea-nodo.der .et { left: calc(var(--ic) / 2 + 12px); top: 0; transform: translateY(-50%); text-align: left; }
.idea-nodo.izq .et { right: calc(var(--ic) / 2 + 12px); top: 0; transform: translateY(-50%); text-align: right; align-items: flex-end; }
@media (max-width: 860px) {
  .idea-grid { grid-template-columns: 1fr; gap: 48px; }
  .capitulo-idea h2 { font-size: clamp(56px, 16vw, 96px); }
  .idea-mapa { width: 92%; }
  .idea-nodo { --ic: 32px; }
  .idea-nodo .et { max-width: 104px; }
  .idea-nodo b { font-size: 13px; letter-spacing: .04em; }
  .idea-nodo small { display: none; }
  .idea-centro b { font-size: 10px; letter-spacing: .12em; top: calc(100% + 6px); }
}
@media (prefers-reduced-motion: reduce) { .idea-centro, .idea-nodo { opacity: 1; transition: none; } .idea-centro { transform: translate(-50%, -50%); } .idea-nodo { transform: none; } .idea-lineas path { stroke-dashoffset: 0; transition: none; } .idea-lineas rect { opacity: 1; } }

/* Aulas móviles: foto de portada contenida */
.heroe-img.foto-aula img { padding: calc(var(--cabecera) + 6vh) 5vw 8vh 50vw; object-position: right center; -webkit-mask-image: none; mask-image: none; }
@media (max-width: 860px) {
  .heroe--interior:has(.foto-aula) { padding-top: calc(var(--cabecera) + 272px); }
  .heroe-img.foto-aula img { position: absolute; top: calc(var(--cabecera) + 16px); left: var(--gutter); width: calc(100% - 2 * var(--gutter)); height: 236px; padding: 0; object-fit: cover; transform: none; animation: none; }
}

/* Puestos de mando: dibujo en sección a todo el ancho */
.plano-puesto { margin: 0; background: var(--negro); border: 1px solid var(--linea); padding: clamp(16px, 3vw, 40px); }
.plano-puesto img { display: block; width: 100%; height: auto; max-height: 78vh; object-fit: contain; }

/* ---------- Revisión completa 2026-10-17 ---------- */
/* Antetítulos, migas y etiquetas legibles sobre fotos */
.heroe .miga, .heroe .eyebrow, .capitulo .capitulo-num, .proyecto .eyebrow, .siguiente .eyebrow, .cita-cap cite, .cierre .eyebrow {
  text-shadow: 0 1px 2px rgba(0, 0, 0, .9), 0 0 14px rgba(0, 0, 0, .75);
}
.heroe .miga a, .heroe .miga span { color: #E4E3DE; }
.capitulo-num .ref { white-space: nowrap; }
a[href^="mailto:"] { white-space: nowrap; }
/* Titulares de los avances y cierres sin chocar con el gráfico del escudo ni con la foto */
.siguiente h2 { max-width: 14ch; }
.siguiente:has(.escudo-fondo) h2, .cierre:has(.escudo-fondo) h2 { max-width: 13ch; }
.tarjetas { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.enlace-segundo { margin-left: 24px; }
@media (max-width: 860px) {
  .escudo-fondo { display: none; }
  .enlace-segundo { margin-left: 0; }
  .lineas + .enlace-flecha, .enlace-flecha + .enlace-segundo { display: table; }
  .heroe h1, .heroe .t-xl { max-width: none !important; }
  .nota-img { left: var(--gutter); right: auto; max-width: calc(100% - 2 * var(--gutter)); }
  .idea-mapa { width: 84%; }
  .siguiente .capitulo-img img { opacity: .22; }
  /* Cabeceras con foto «contenida»: la foto arriba, en su caja, y el texto debajo */
  .heroe--interior:has(.heroe-img.contener) { padding-top: calc(var(--cabecera) + 272px); }
  .heroe-img.contener img { position: absolute; top: calc(var(--cabecera) + 16px); left: var(--gutter); width: calc(100% - 2 * var(--gutter)); height: 236px;
    padding: 0; object-fit: contain; object-position: center; transform: none; animation: none; -webkit-mask-image: none; mask-image: none; }
  .heroe-img.contener::after { background: linear-gradient(180deg, rgba(24, 24, 24, 0) 0, rgba(24, 24, 24, 0) calc(var(--cabecera) + 252px), var(--negro) calc(var(--cabecera) + 272px)); }
  /* Capítulos de portada con foto contenida: igual, la foto encima del texto */
  .capitulo:has(.capitulo-img.contener) { padding-top: calc(var(--cabecera) + 290px); }
  .capitulo-img.contener img { position: absolute; top: calc(var(--cabecera) + 20px); left: var(--gutter); width: calc(100% - 2 * var(--gutter)); height: 250px;
    padding: 0; object-fit: contain; object-position: center; -webkit-mask-image: none; mask-image: none; }
  .capitulo:has(.capitulo-img.contener) .capitulo-img::after { background: linear-gradient(180deg, rgba(24, 24, 24, 0) 0, rgba(24, 24, 24, 0) calc(var(--cabecera) + 270px), var(--negro) calc(var(--cabecera) + 290px)); }
}

/* ---------- Blog ---------- */
.blog-tarjetas { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.blog-tarjeta { display: flex; flex-direction: column; background: var(--grafito); border: 1px solid var(--linea); transition: border-color .25s, transform .25s; }
.blog-tarjeta:hover { border-color: var(--naranja); transform: translateY(-2px); }
.blog-tarjeta figure { margin: 0; aspect-ratio: 86 / 47; overflow: hidden; border-bottom: 1px solid var(--linea); }
.blog-tarjeta figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-tarjeta > div { display: flex; flex-direction: column; gap: 10px; padding: 22px 22px 26px; flex: 1; }
.blog-tarjeta .eyebrow { color: var(--naranja); margin: 0; }
.blog-tarjeta h2, .blog-tarjeta h3 { font-size: 22px; line-height: 1.15; margin: 0; }
.blog-tarjeta p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--acero); flex: 1; }
.blog-portada header { margin-bottom: 40px; }
.articulo-cab { padding-top: calc(var(--cabecera) + clamp(40px, 6vw, 88px)); }
.articulo-cab .eyebrow { display: flex; gap: 18px; flex-wrap: wrap; }
.articulo-cab h1 { font-size: clamp(34px, 4.6vw, 68px); line-height: 1.02; max-width: 22ch; margin: 18px 0 22px; }
.articulo-cab .lead { max-width: 64ch; }
.articulo-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--linea); max-width: 900px;
  font-family: var(--f-dato); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
.articulo-fig { margin-top: clamp(36px, 5vw, 64px); margin-bottom: clamp(36px, 5vw, 64px); }
.articulo-fig img { display: block; width: 100%; max-width: 1100px; height: auto; border: 1px solid var(--linea); }
.articulo-fig figcaption { margin-top: 10px; max-width: 1100px; font-family: var(--f-dato); font-size: 12px; letter-spacing: .06em; color: var(--acero); }
.articulo-cuerpo h2 { font-size: clamp(24px, 2.6vw, 34px); line-height: 1.1; margin: 52px 0 16px; max-width: 30ch; }
.articulo-cuerpo h2:first-child { margin-top: 0; }
.articulo-cuerpo p, .articulo-cuerpo li { font-size: 18px; line-height: 1.7; color: #D6D5D0; max-width: 70ch; }
.articulo-cuerpo p { margin: 0 0 18px; }
.articulo-cuerpo b { color: var(--blanco); font-weight: 600; }
.articulo-cuerpo a { color: var(--blanco); text-decoration: underline; text-decoration-color: var(--naranja); text-underline-offset: 3px; }
.articulo-cuerpo ul { list-style: none; margin: 0 0 18px; padding: 0; }
.articulo-cuerpo li { position: relative; padding-left: 24px; margin-bottom: 12px; }
.articulo-cuerpo li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; background: var(--naranja); }
.tabla-blog { overflow-x: auto; margin: 8px 0 24px; max-width: 980px; }
.tabla-blog table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 15px; }
.tabla-blog th { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--naranja); font-family: var(--f-dato); font-weight: 500; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--acero); }
.tabla-blog td { padding: 12px 14px; border-bottom: 1px solid var(--linea); color: #D6D5D0; vertical-align: top; line-height: 1.45; }
.tabla-blog td:first-child { color: var(--blanco); font-weight: 500; }
.articulo-cta { margin-top: clamp(48px, 7vw, 96px); }
.cta-caja { border: 1px solid var(--naranja); padding: clamp(28px, 4vw, 56px); background: radial-gradient(ellipse at 0 0, rgba(224, 0, 63, .16), transparent 60%), var(--grafito); }
.cta-caja .eyebrow { color: var(--naranja); margin: 0 0 14px; }
.cta-caja .lead { margin: 18px 0 26px; max-width: 64ch; }
.cta-enlaces { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.articulo-mas { padding-top: clamp(56px, 7vw, 96px); padding-bottom: clamp(64px, 8vw, 120px); }
.articulo-mas > .eyebrow { margin: 0 0 18px; }
@media (max-width: 860px) {
  .articulo-cuerpo p, .articulo-cuerpo li { font-size: 17px; }
  .blog-tarjetas { grid-template-columns: 1fr; }
}
.articulo-cab h1, .blog-tarjeta h2, .blog-tarjeta h3 { overflow-wrap: break-word; hyphens: auto; }
@media (max-width: 480px) { .articulo-cab h1 { font-size: clamp(26px, 7.4vw, 34px); } }
.blog-portada .eyebrow { display: flex; gap: 18px; flex-wrap: wrap; }

/* Proyectos: mosaico de cabecera */
.proy-cab { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .95fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.proy-mosaico { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, clamp(110px, 11vw, 168px)); gap: 8px; }
.proy-mosaico a { display: contents; }
.proy-mosaico figure { position: relative; margin: 0; overflow: hidden; background: var(--grafito); border: 1px solid var(--linea);
  opacity: 0; transform: scale(.97); transition: opacity .6s, transform .6s, border-color .3s; transition-delay: calc(var(--i) * .1s); }
.proy-mosaico.visto figure { opacity: 1; transform: none; }
.proy-mosaico img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.proy-mosaico figure:hover img { transform: scale(1.05); }
.proy-mosaico figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(24, 24, 24, .85) 0%, rgba(24, 24, 24, 0) 45%); }
.proy-mosaico figcaption { position: absolute; left: 12px; right: 12px; bottom: 10px; z-index: 1; font-family: var(--f-dato); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--blanco); }
.proy-mosaico .pm-1 { grid-column: 1 / 3; grid-row: 1 / 3; border-color: var(--naranja); }
.proy-mosaico .pm-1 figcaption { font-size: 12px; }
.proy-mosaico .pm-2 { grid-column: 3; grid-row: 1; }
.proy-mosaico .pm-3 { grid-column: 3; grid-row: 2; }
.proy-mosaico .pm-4 { grid-column: 1; grid-row: 3; }
.proy-mosaico .pm-5 { grid-column: 2 / 4; grid-row: 3; }
.proy-mosaico .pm-4 img { object-fit: contain; background: #E9E8E4; }
@media (max-width: 1100px) { .proy-cab { grid-template-columns: 1fr; } .proy-mosaico { grid-template-rows: repeat(3, clamp(96px, 22vw, 170px)); } }
@media (prefers-reduced-motion: reduce) { .proy-mosaico figure { opacity: 1; transform: none; transition: none; } }
@media (max-width: 600px) { .proy-mosaico figcaption { font-size: 9px; letter-spacing: .08em; left: 8px; bottom: 6px; } .proy-mosaico .pm-1 figcaption { font-size: 11px; } }
.siguiente:has(img[src*="puesto_mando_foto"]) .capitulo-img img { opacity: 1; }

/* Blog en portada: 4 tarjetas (2 + 2 en pantallas medianas, 1 en móvil) */
.blog-tarjetas-inicio { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1240px) { .blog-tarjetas-inicio { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 860px) { .blog-tarjetas-inicio { grid-template-columns: 1fr; } }