/* ==========================================================================
   Soldadura y Estructura Boris — hoja de estilos
   Paleta tomada de las obras: cal, chapa galvanizada, tinta acero,
   azul de imprimación y amarillo de señalización (solo cotas y foco).
   ========================================================================== */

@font-face {
  font-family: "Archivo";
  src: url("/assets/fonts/archivo-var-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}

:root {
  --cal: #f4f6f7;
  --chapa: #e3e8ec;
  --chapa-2: #cfd7de;
  --tinta: #14202b;
  --tinta-2: #1d2c3a;
  --grafito: #4a5663;
  --imprimacion: #1c50a4;
  --imprimacion-2: #163f82;
  --senal: #f0ae00;
  --blanco: #ffffff;

  --f: "Archivo", "Arial Narrow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --maxw: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 72px;
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--cal);
  color: var(--tinta);
  font-family: var(--f);
  font-size: 1.0625rem;
  font-weight: 400;
  font-stretch: 100%;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img, video, svg { display: block; max-width: 100%; }
img { height: auto; }

a { color: var(--imprimacion); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--imprimacion-2); text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--imprimacion);
  outline-offset: 2px;
}
.seccion--tinta :focus-visible, .pie :focus-visible, .barra-movil :focus-visible, .visor :focus-visible { outline-color: var(--senal); }
.banda :focus-visible { outline-color: var(--blanco); }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  line-height: 1;
  color: var(--tinta);
  text-wrap: balance;
}
h1 { font-size: clamp(2.7rem, 6vw, 5.25rem); font-stretch: 66%; letter-spacing: -.005em; line-height: .94; }
h2 { font-size: clamp(2rem, 3.8vw, 3.15rem); font-stretch: 70%; line-height: .98; }
h3 { font-size: 1.375rem; font-stretch: 84%; font-weight: 720; line-height: 1.15; }
p { margin: 0 0 1em; max-width: 68ch; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 680; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--tinta); color: var(--blanco); padding: 10px 14px; border-radius: var(--radius);
}
.skip:focus { top: 12px; }

.lead {
  font-size: clamp(1.125rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  color: var(--tinta);
  max-width: 54ch;
}
.muted { color: var(--grafito); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  min-height: 50px; padding: .7em 1.25em;
  font: inherit; font-size: 1rem; font-weight: 680; font-stretch: 92%;
  line-height: 1.1; text-decoration: none; white-space: nowrap;
  border: 2px solid transparent; border-radius: var(--radius);
  cursor: pointer; transition: background-color .15s, color .15s, border-color .15s;
}
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn--primario { background: var(--imprimacion); color: var(--blanco); }
.btn--primario:hover { background: var(--imprimacion-2); color: var(--blanco); }
.btn--linea { border-color: var(--tinta); color: var(--tinta); background: transparent; }
.btn--linea:hover { background: var(--tinta); color: var(--blanco); }
.btn--blanco { background: var(--blanco); color: var(--tinta); }
.btn--blanco:hover { background: var(--chapa); color: var(--tinta); }
.btn--linea-clara { border-color: rgba(255,255,255,.7); color: var(--blanco); }
.btn--linea-clara:hover { background: var(--blanco); color: var(--tinta); }
.acciones { display: flex; flex-wrap: wrap; gap: 12px; }

.enlace-flecha {
  display: inline-flex; align-items: center; gap: .4em;
  font-weight: 680; font-stretch: 92%; text-decoration: none;
  border-bottom: 2px solid currentColor; padding-bottom: 2px;
}
.enlace-flecha:hover { text-decoration: none; }

/* ---------- Cabecera ---------- */
.cabecera {
  position: sticky; top: 0; z-index: 50;
  background: var(--cal);
  border-bottom: 1px solid var(--chapa-2);
}
.cabecera__fila {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  height: var(--header-h);
}
.marca { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--tinta); }
.marca:hover { color: var(--tinta); }
.marca svg { width: 42px; height: 38px; flex: none; }
.marca__texto { display: flex; flex-direction: column; line-height: 1; }
.marca__nombre { font-size: 1.5rem; font-weight: 820; font-stretch: 122%; letter-spacing: .03em; }
.marca__sub { margin-top: 4px; font-size: .74rem; font-weight: 600; font-stretch: 86%; color: var(--grafito); letter-spacing: .01em; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav__lista { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav__lista > li { position: relative; }
.nav__enlace {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 10px 12px; font-size: .98rem; font-weight: 620; font-stretch: 90%;
  color: var(--tinta); text-decoration: none; border-radius: var(--radius);
}
.nav__enlace:hover { color: var(--imprimacion); }
.nav__enlace[aria-current="page"] { color: var(--imprimacion); box-shadow: inset 0 -2px 0 var(--imprimacion); border-radius: 0; }
.nav__enlace svg { width: 12px; height: 12px; }

.submenu {
  position: absolute; left: 0; top: 100%;
  min-width: 300px; margin: 0; padding: 8px; list-style: none;
  background: var(--blanco); border: 1px solid var(--chapa-2);
  box-shadow: 0 18px 40px -18px rgba(20, 32, 43, .35);
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .15s, transform .15s, visibility .15s;
}
.nav__lista > li:hover > .submenu,
.nav__lista > li:focus-within > .submenu { opacity: 1; visibility: visible; transform: none; }
.submenu a {
  display: block; padding: 9px 12px; color: var(--tinta); text-decoration: none;
  font-weight: 560; font-stretch: 94%; border-radius: var(--radius);
}
.submenu a:hover, .submenu a[aria-current="page"] { background: var(--chapa); color: var(--imprimacion); }

.cabecera__tel { margin-left: 10px; }

.menu-boton {
  display: none; align-items: center; gap: 8px;
  min-height: 44px; padding: 8px 12px;
  font: inherit; font-weight: 680; font-stretch: 90%;
  background: transparent; color: var(--tinta);
  border: 2px solid var(--tinta); border-radius: var(--radius); cursor: pointer;
}
.menu-boton svg { width: 18px; height: 18px; }

@media (max-width: 1060px) {
  .menu-boton { display: inline-flex; }
  .cabecera__tel { display: none; }
  .nav {
    position: fixed; inset: var(--header-h) 0 0 0; z-index: 49;
    display: none; flex-direction: column; align-items: stretch;
    padding: 12px var(--gutter) 120px; overflow-y: auto;
    background: var(--cal);
  }
  .nav.abierto { display: flex; }
  .nav__lista { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__lista > li { border-bottom: 1px solid var(--chapa-2); }
  .nav__enlace { padding: 16px 0; font-size: 1.35rem; font-stretch: 78%; font-weight: 760; }
  .nav__enlace[aria-current="page"] { box-shadow: none; }
  .nav__enlace svg { display: none; }
  .submenu {
    position: static; min-width: 0; padding: 0 0 12px; border: 0; box-shadow: none;
    background: transparent; opacity: 1; visibility: visible; transform: none;
  }
  .submenu a { padding: 8px 0; color: var(--grafito); }
  .submenu a:hover { background: transparent; }
  body.menu-abierto { overflow: hidden; }
}
@media (max-width: 420px) {
  .marca__nombre { font-size: 1.3rem; }
  .marca__sub { font-size: .68rem; }
  .marca svg { width: 36px; height: 33px; }
}

/* ---------- Secciones ---------- */
.seccion { padding-block: clamp(64px, 9vw, 120px); }
.seccion--chapa { background: var(--chapa); }
.seccion--tinta { background: var(--tinta); color: var(--chapa); }
.seccion--tinta h2, .seccion--tinta h3 { color: var(--blanco); }
.seccion__cabeza { display: grid; gap: 18px; margin-bottom: clamp(32px, 5vw, 56px); max-width: 760px; }
.seccion__cabeza p { color: var(--grafito); font-size: 1.125rem; }
.seccion--tinta .seccion__cabeza p { color: #b9c4ce; }
.seccion__cabeza--fila {
  max-width: none; grid-template-columns: minmax(0, 1fr) auto; align-items: end;
}
@media (max-width: 720px) { .seccion__cabeza--fila { grid-template-columns: 1fr; } }

/* ---------- Portada (hero) ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: min(calc(100svh - var(--header-h)), 860px);
  background: var(--cal);
}
.hero__texto {
  display: flex; flex-direction: column; justify-content: center; gap: 28px;
  padding: clamp(40px, 6vw, 88px) clamp(24px, 4vw, 64px) clamp(40px, 5vw, 72px) max(var(--gutter), calc((100vw - var(--maxw)) / 2 + var(--gutter)));
}
.hero__lema {
  display: block; margin-bottom: 10px;
  font-size: clamp(1.15rem, 1.7vw, 1.4rem); font-weight: 700; font-stretch: 88%;
  color: var(--imprimacion); line-height: 1.2;
}
.hero__datos {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px;
  margin: 8px 0 0; padding: 22px 0 0; list-style: none;
  border-top: 1px solid var(--chapa-2);
  font-size: .9rem; line-height: 1.35; color: var(--grafito);
}
.hero__datos strong { display: block; color: var(--tinta); font-stretch: 90%; font-size: .98rem; margin-bottom: 2px; }
.hero__foto { position: relative; margin: 0; background: var(--chapa); }
.hero__foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__foto figcaption {
  position: absolute; left: 0; bottom: 0; max-width: 100%;
  padding: 10px 16px; background: rgba(20, 32, 43, .82); color: var(--chapa);
  font-size: .85rem; line-height: 1.3;
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero__texto { padding: 36px var(--gutter) 40px; gap: 22px; }
  .hero__foto { aspect-ratio: 4 / 3; order: 2; }
  .hero__datos { grid-template-columns: 1fr; gap: 12px; }
  .hero__datos li { display: grid; grid-template-columns: 1fr; }
}

/* ---------- Lista de servicios ---------- */
.servicios {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(24px, 4vw, 56px);
  margin: 0; padding: 0; list-style: none;
}
.servicio { border-top: 1px solid var(--chapa-2); }
.servicio a {
  display: grid; grid-template-columns: 148px minmax(0, 1fr); gap: 20px; align-items: start;
  padding: 22px 0; color: var(--tinta); text-decoration: none;
}
.servicio img { width: 148px; height: 112px; object-fit: cover; background: var(--chapa); }
.servicio h3 { margin-bottom: 8px; transition: color .15s; }
.servicio p { color: var(--grafito); font-size: 1rem; line-height: 1.5; }
.servicio a:hover h3 { color: var(--imprimacion); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: .15em; }
@media (max-width: 860px) { .servicios { grid-template-columns: 1fr; } }
@media (max-width: 480px) {
  .servicio a { grid-template-columns: 96px minmax(0, 1fr); gap: 14px; }
  .servicio img { width: 96px; height: 96px; }
  .servicio h3 { font-size: 1.2rem; }
}

/* ---------- Plano: así montamos una nave ---------- */
.plano { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.plano__dibujo { margin: 0; }
.plano__dibujo svg { width: 100%; height: auto; overflow: visible; }
.plano__dibujo figcaption { margin-top: 12px; font-size: .85rem; color: #8ea0b0; }
.plano .fase path { fill: none; stroke: #c9d3dc; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; transition: stroke .2s, opacity .2s; }
.plano .fase .relleno { fill: rgba(201, 211, 220, .08); }
.plano .fase .fino { stroke-width: 1.2; }
.plano .terreno path { fill: none; stroke: #6f8191; stroke-width: 1.5; }
.plano .cotas path { fill: none; stroke: #6f8191; stroke-width: 1.2; }
.plano .cotas text, .plano .rotulo { fill: #8ea0b0; font-family: var(--f); font-size: 13px; font-stretch: 90%; font-weight: 560; }
.plano svg[data-activa] .fase { opacity: .28; }
.plano svg[data-activa="1"] .f1, .plano svg[data-activa="2"] .f2, .plano svg[data-activa="3"] .f3,
.plano svg[data-activa="4"] .f4, .plano svg[data-activa="5"] .f5 { opacity: 1; }
.plano svg[data-activa="1"] .f1 path, .plano svg[data-activa="2"] .f2 path, .plano svg[data-activa="3"] .f3 path,
.plano svg[data-activa="4"] .f4 path, .plano svg[data-activa="5"] .f5 path { stroke: var(--senal); }
.plano svg[data-activa] .fase.f-on .relleno { fill: rgba(240, 174, 0, .12); }

/* trazado animado (solo con JS y sin reducción de movimiento) */
.plano svg.preparado .fase path { stroke-dasharray: 1; stroke-dashoffset: 1; }
.plano svg.dibujar .fase path { animation: trazo .9s ease-out forwards; }
.plano svg.dibujar .f2 path { animation-delay: .45s; }
.plano svg.dibujar .f3 path { animation-delay: 1s; }
.plano svg.dibujar .f4 path { animation-delay: 1.5s; }
.plano svg.dibujar .f5 path { animation-delay: 2s; }
@keyframes trazo { to { stroke-dashoffset: 0; } }

.fases { margin: 0; padding: 0; list-style: none; counter-reset: fase; }
.fases li { border-top: 1px solid rgba(201, 211, 220, .2); }
.fases li:last-child { border-bottom: 1px solid rgba(201, 211, 220, .2); }
.fases a {
  display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 16px; align-items: start;
  padding: 16px 0; color: var(--chapa); text-decoration: none;
}
.fases__num {
  display: grid; place-items: center; width: 40px; height: 40px;
  border: 2px solid #6f8191; font-weight: 780; font-stretch: 80%; font-size: 1.1rem; color: var(--blanco);
  transition: background-color .2s, border-color .2s, color .2s;
}
.fases h3 { font-size: 1.25rem; color: var(--blanco); margin: 2px 0 4px; transition: color .2s; }
.fases p { font-size: .95rem; line-height: 1.45; color: #b9c4ce; }
.fases li.activa .fases__num, .fases a:hover .fases__num, .fases a:focus-visible .fases__num { background: var(--senal); border-color: var(--senal); color: var(--tinta); }
.fases li.activa h3, .fases a:hover h3 { color: var(--senal); }
@media (max-width: 900px) {
  .plano { grid-template-columns: 1fr; }
}

/* ---------- Galería ---------- */
.mosaico {
  display: grid; gap: 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: clamp(150px, 17vw, 230px);
}
.mosaico figure { position: relative; margin: 0; overflow: hidden; background: var(--chapa); }
.mosaico figure:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.mosaico figure:nth-child(4) { grid-row: span 2; }
.mosaico figure:nth-child(6) { grid-column: span 2; }
.mosaico img { width: 100%; height: 100%; object-fit: cover; }
.mosaico figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 28px 12px 10px; color: var(--blanco); font-size: .85rem; line-height: 1.3;
  background: linear-gradient(to top, rgba(20, 32, 43, .85), rgba(20, 32, 43, 0));
}
@media (max-width: 760px) {
  .mosaico { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 160px; }
  .mosaico figure:nth-child(4) { grid-row: span 1; }
  .mosaico figure:nth-child(6), .mosaico figure:nth-child(7) { grid-column: span 2; }
}

.galeria { columns: 3 300px; column-gap: 14px; }
.galeria figure { break-inside: avoid; margin: 0 0 14px; }
.galeria button {
  display: block; width: 100%; padding: 0; border: 0; background: var(--chapa); cursor: zoom-in;
}
.galeria img { width: 100%; height: auto; }
.galeria figcaption { padding: 8px 0 4px; font-size: .9rem; line-height: 1.35; color: var(--grafito); }
.galeria figcaption span { color: var(--tinta); font-weight: 600; }
.galeria figure[hidden] { display: none; }

.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; padding: 0; list-style: none; }
.filtros button {
  min-height: 42px; padding: 8px 14px;
  font: inherit; font-size: .95rem; font-weight: 620; font-stretch: 90%;
  background: transparent; color: var(--tinta); border: 1.5px solid var(--chapa-2); border-radius: var(--radius); cursor: pointer;
}
.filtros button:hover { border-color: var(--tinta); }
.filtros button[aria-pressed="true"] { background: var(--tinta); border-color: var(--tinta); color: var(--blanco); }

.visor { width: min(1100px, 94vw); max-height: 92vh; padding: 0; border: 0; background: var(--tinta); color: var(--chapa); }
.visor::backdrop { background: rgba(10, 16, 22, .86); }
.visor img { width: 100%; max-height: calc(92vh - 64px); object-fit: contain; background: #0c141b; }
.visor__pie { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; }
.visor__pie p { font-size: .95rem; }
.visor button { min-height: 40px; padding: 6px 14px; font: inherit; font-weight: 650; background: var(--blanco); color: var(--tinta); border: 0; border-radius: var(--radius); cursor: pointer; }

/* ---------- Bloque taller ---------- */
.taller { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.taller__fotos { display: grid; grid-template-columns: 3fr 2fr; gap: 12px; align-items: end; }
.taller__fotos figure { margin: 0; }
.taller__fotos img { width: 100%; object-fit: cover; }
.taller__fotos figure:first-child img { aspect-ratio: 16 / 10; }
.taller__fotos figure:last-child img { aspect-ratio: 9 / 14; }
.taller__fotos figcaption { margin-top: 6px; font-size: .82rem; color: var(--grafito); line-height: 1.3; }
.taller__texto { display: grid; gap: 22px; }
.puntos { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.puntos li { padding-left: 22px; position: relative; }
.puntos li::before { content: ""; position: absolute; left: 0; top: .55em; width: 10px; height: 10px; background: var(--imprimacion); }
.puntos strong { font-stretch: 92%; }
@media (max-width: 900px) { .taller { grid-template-columns: 1fr; } }

/* ---------- Zonas ---------- */
.zonas { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.zonas h3 { font-size: 1.2rem; margin-bottom: 12px; padding-top: 14px; border-top: 3px solid var(--tinta); }
.zonas ul { margin: 0; padding: 0; list-style: none; color: var(--grafito); line-height: 1.75; }
@media (max-width: 760px) { .zonas { grid-template-columns: 1fr; } }

/* ---------- Preguntas ---------- */
.preguntas { max-width: 880px; }
.preguntas details { border-top: 1px solid var(--chapa-2); }
.preguntas details:last-child { border-bottom: 1px solid var(--chapa-2); }
.preguntas summary {
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
  padding: 20px 0; cursor: pointer; list-style: none;
  font-size: 1.2rem; font-weight: 700; font-stretch: 86%; line-height: 1.25;
}
.preguntas summary::-webkit-details-marker { display: none; }
.preguntas summary::after {
  content: ""; flex: none; width: 14px; height: 14px;
  border-right: 2.5px solid var(--imprimacion); border-bottom: 2.5px solid var(--imprimacion);
  transform: rotate(45deg) translate(-3px, -3px); transition: transform .2s;
}
.preguntas details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.preguntas details > div { padding: 0 0 22px; color: var(--grafito); }

/* ---------- Banda de contacto ---------- */
.banda {
  background: var(--imprimacion); color: var(--blanco);
  padding-block: clamp(56px, 8vw, 96px);
}
.banda__fila { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: end; }
.banda h2 { color: var(--blanco); }
.banda p { color: #dce6f5; font-size: 1.125rem; margin-top: 16px; }
.banda .acciones { justify-content: flex-end; }
@media (max-width: 860px) {
  .banda__fila { grid-template-columns: 1fr; }
  .banda .acciones { justify-content: flex-start; }
}

/* ---------- Páginas interiores ---------- */
.migas { padding-top: 22px; font-size: .9rem; color: var(--grafito); }
.migas ol { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; list-style: none; }
.migas li + li::before { content: "/"; margin-right: 6px; color: var(--chapa-2); }
.migas a { color: var(--grafito); }

.cabeza-pagina {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(28px, 5vw, 64px);
  align-items: center; padding-block: clamp(28px, 4vw, 48px) clamp(48px, 7vw, 96px);
}
.cabeza-pagina__texto { display: grid; gap: 24px; }
.cabeza-pagina figure { margin: 0; }
.cabeza-pagina figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--chapa); }
.cabeza-pagina figcaption { margin-top: 8px; font-size: .85rem; color: var(--grafito); }
.cabeza-pagina--sola { grid-template-columns: minmax(0, 1fr); max-width: 860px; }
@media (max-width: 900px) { .cabeza-pagina { grid-template-columns: 1fr; } }

.cuerpo { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(32px, 6vw, 88px); align-items: start; }
.cuerpo__texto { display: grid; gap: 44px; }
.cuerpo__texto section { display: grid; gap: 16px; }
.cuerpo__texto h2 { font-size: clamp(1.75rem, 3vw, 2.4rem); }
.cuerpo__texto video { width: min(100%, 380px); background: var(--tinta); }
.ficha {
  position: sticky; top: calc(var(--header-h) + 24px);
  padding: 28px; background: var(--blanco); border: 1px solid var(--chapa-2);
  display: grid; gap: 18px;
}
.ficha h2 { font-size: 1.6rem; }
.ficha ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.ficha li { padding-left: 20px; position: relative; line-height: 1.4; }
.ficha li::before { content: ""; position: absolute; left: 0; top: .5em; width: 8px; height: 8px; background: var(--imprimacion); }
.ficha .acciones { flex-direction: column; }
.ficha .btn { width: 100%; }
@media (max-width: 900px) {
  .cuerpo { grid-template-columns: 1fr; }
  .ficha { position: static; }
}

.relacionados { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.relacionados a {
  display: grid; gap: 10px; color: var(--tinta); text-decoration: none;
}
.relacionados img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; background: var(--chapa); }
.relacionados span { font-weight: 720; font-stretch: 86%; font-size: 1.15rem; line-height: 1.2; }
.relacionados a:hover span { color: var(--imprimacion); text-decoration: underline; }
@media (max-width: 760px) { .relacionados { grid-template-columns: 1fr 1fr; } }

.texto-legal { max-width: 760px; display: grid; gap: 14px; }
.texto-legal h2 { font-size: 1.6rem; margin-top: 22px; }
.texto-legal ul { margin: 0; padding-left: 1.2em; }
.pendiente { background: #fff3c7; padding: 0 4px; border-radius: 2px; }

/* ---------- Contacto ---------- */
.contacto { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 88px); align-items: start; }
.vias { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.vias li { padding: 18px 0; border-top: 1px solid var(--chapa-2); display: grid; gap: 4px; }
.vias li:last-child { border-bottom: 1px solid var(--chapa-2); }
.vias span { font-size: .9rem; color: var(--grafito); }
.vias a, .vias address { font-size: 1.35rem; font-weight: 720; font-stretch: 86%; font-style: normal; color: var(--tinta); text-decoration: none; line-height: 1.25; }
.vias a:hover { color: var(--imprimacion); text-decoration: underline; }
.vias .peq { font-size: .95rem; font-weight: 600; color: var(--imprimacion); }

.formulario { display: grid; gap: 18px; padding: clamp(22px, 4vw, 36px); background: var(--blanco); border: 1px solid var(--chapa-2); }
.formulario h2 { font-size: 1.9rem; }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.campo { display: grid; gap: 6px; }
.campo--ancho { grid-column: 1 / -1; }
.campo label { font-weight: 640; font-stretch: 92%; font-size: .98rem; }
.campo label small { font-weight: 400; color: var(--grafito); }
.campo input, .campo select, .campo textarea {
  width: 100%; min-height: 48px; padding: 10px 12px;
  font: inherit; color: var(--tinta); background: var(--cal);
  border: 1.5px solid var(--chapa-2); border-radius: var(--radius);
}
.campo textarea { min-height: 140px; resize: vertical; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: 3px solid var(--imprimacion); outline-offset: 0; border-color: var(--tinta); }
.check { display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: start; font-size: .95rem; color: var(--grafito); }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--imprimacion); }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.aviso { padding: 14px 16px; border-left: 4px solid #b42318; background: #fdecea; color: #7a1b12; }
@media (max-width: 900px) { .contacto { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .campos { grid-template-columns: 1fr; } }

/* ---------- Pie ---------- */
.pie { background: var(--tinta); color: #b9c4ce; padding-block: 64px 40px; font-size: .95rem; }
.pie a { color: var(--chapa); text-decoration: none; }
.pie a:hover { color: var(--blanco); text-decoration: underline; }
.pie__rejilla { display: grid; grid-template-columns: minmax(0, 3.2fr) minmax(0, 2.6fr) minmax(0, 2fr) minmax(0, 3.4fr); gap: 36px; }
.pie h2 { font-size: 1.05rem; font-stretch: 90%; color: var(--blanco); margin-bottom: 14px; font-weight: 700; line-height: 1.2; }
.pie ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.pie .marca { color: var(--blanco); }
.pie .marca__sub { color: #8ea0b0; }
.pie__lema { margin-top: 18px; color: var(--chapa); font-size: 1.05rem; font-stretch: 92%; font-weight: 600; }
.pie address { font-style: normal; line-height: 1.6; }
.pie__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(201, 211, 220, .18); font-size: .85rem; color: #8ea0b0; }
.pie__base ul { display: flex; flex-wrap: wrap; gap: 18px; }
@media (max-width: 900px) { .pie__rejilla { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .pie__rejilla { grid-template-columns: 1fr; } }

/* ---------- Barra fija en móvil ---------- */
.barra-movil { display: none; }
@media (max-width: 720px) {
  .barra-movil {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    display: grid; grid-template-columns: 1fr 1fr;
    background: var(--tinta); border-top: 1px solid rgba(255,255,255,.12);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .barra-movil a {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 58px; color: var(--blanco); text-decoration: none;
    font-weight: 700; font-stretch: 90%;
  }
  .barra-movil a + a { background: var(--imprimacion); }
  .barra-movil svg { width: 20px; height: 20px; }
  body { padding-bottom: calc(58px + env(safe-area-inset-bottom)); }
}

/* ---------- 404 / gracias ---------- */
.mensaje { min-height: 56vh; display: grid; align-content: center; gap: 22px; padding-block: 72px; }
.seccion__cabeza--fila h2 + p { margin-top: 16px; }
.seccion--pegada { padding-top: 0; }
.h3 { font-size: 1.375rem; font-stretch: 84%; font-weight: 720; line-height: 1.15; }
.servicio .h3 { margin-bottom: 8px; transition: color .15s; }
.servicio a:hover .h3 { color: var(--imprimacion); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: .15em; }
.marca svg { color: var(--imprimacion); }
.pie .marca svg { color: var(--chapa); }
.plano .fase path.tag { fill: var(--tinta); stroke-width: 1.5; }
.plano .fase text { fill: #c9d3dc; font-family: var(--f); font-size: 13px; font-weight: 760; font-stretch: 80%; transition: fill .2s; }
.plano svg[data-activa="1"] .f1 text, .plano svg[data-activa="2"] .f2 text, .plano svg[data-activa="3"] .f3 text,
.plano svg[data-activa="4"] .f4 text, .plano svg[data-activa="5"] .f5 text { fill: var(--senal); }
.plano .fase { cursor: pointer; }
.pie address a, .vias a { overflow-wrap: anywhere; }
video { height: auto; }
.cabeza-pagina--sola { max-width: var(--maxw); }
.cabeza-pagina--sola .cabeza-pagina__texto { max-width: 860px; }

/* ==========================================================================
   Movimiento
   Solo se activa con JavaScript y si el sistema no pide reducir movimiento
   (clase .anim en <html>). Sin ella, todo se ve igual pero estático.
   ========================================================================== */
:root { --ease: cubic-bezier(.2, .7, .2, 1); --ease-in-out: cubic-bezier(.65, 0, .35, 1); }

/* Transición suave entre páginas (navegadores compatibles) */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .3s; }
.cabecera { view-transition-name: cabecera; }
.barra-movil { view-transition-name: barra-movil; }
@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*), ::view-transition-old(*), ::view-transition-new(*) { animation: none !important; }
}

/* --- Cabecera: sombra al bajar y se oculta al hacer scroll hacia abajo --- */
.cabecera { transition: transform .35s var(--ease), box-shadow .3s ease, background-color .3s ease; }
.cabecera.con-sombra { box-shadow: 0 10px 30px -18px rgba(20, 32, 43, .45); }
@media (min-width: 1061px) {
  .cabecera.con-sombra { background: rgba(244, 246, 247, .92); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); }
}
@media (max-width: 1060px) {
  .anim .nav.abierto { animation: fundido .25s ease both; }
  .anim .nav.abierto .nav__lista > li { animation: aparece .45s var(--ease) both; }
  .anim .nav.abierto .nav__lista > li:nth-child(2) { animation-delay: .05s; }
  .anim .nav.abierto .nav__lista > li:nth-child(3) { animation-delay: .1s; }
  .anim .nav.abierto .nav__lista > li:nth-child(4) { animation-delay: .15s; }
}
.cabecera.oculta { transform: translateY(-100%); }

/* --- Subrayado animado en el menú (escritorio) --- */
@media (min-width: 1061px) {
  .nav__lista > li > .nav__enlace { position: relative; }
  .nav__lista > li > .nav__enlace::after {
    content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px;
    background: var(--imprimacion); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
  }
  .nav__lista > li > .nav__enlace:hover::after { transform: scaleX(1); }
  .nav__lista > li > .nav__enlace[aria-current="page"]::after { display: none; }
  .nav__enlace svg { transition: transform .25s var(--ease); }
  .nav__lista > li:hover > .nav__enlace svg, .nav__lista > li:focus-within > .nav__enlace svg { transform: rotate(180deg); }
}

/* --- Botones y enlaces --- */
.btn { transition: background-color .2s, color .2s, border-color .2s, transform .2s var(--ease), box-shadow .2s; }
.btn:hover { transform: translateY(-2px); }
.btn--primario:hover { box-shadow: 0 10px 22px -12px rgba(28, 80, 164, .8); }
.btn:active { transform: translateY(0); box-shadow: none; }
.enlace-flecha { background: linear-gradient(currentColor, currentColor) left bottom / 0 2px no-repeat; transition: background-size .35s var(--ease), color .2s; }
.enlace-flecha:hover { background-size: 100% 2px; border-bottom-color: transparent; }

/* --- Zoom suave en fotos al pasar el cursor --- */
.servicio__foto, .rel__foto { display: block; overflow: hidden; background: var(--chapa); }
.servicio__foto img, .rel__foto img { transition: transform .7s var(--ease); }
.servicio a:hover .servicio__foto img, .relacionados a:hover .rel__foto img { transform: scale(1.07); }
.relacionados .rel__foto img { width: 100%; }
.mosaico button {
  display: block; width: 100%; height: 100%; padding: 0; border: 0; background: none; cursor: zoom-in;
}
.mosaico img, .galeria button img { transition: transform .8s var(--ease), filter .4s; }
.mosaico figure:hover img, .galeria button:hover img { transform: scale(1.05); }
.galeria button { overflow: hidden; }
.mosaico figcaption { pointer-events: none; transition: padding .35s var(--ease); }
.mosaico figure:hover figcaption { padding-bottom: 16px; }

/* --- Entrada de la portada y de las cabeceras de página --- */
@keyframes sube { from { opacity: 0; transform: translateY(.5em); } to { opacity: 1; transform: none; } }
@keyframes aparece { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes izado { from { clip-path: inset(100% 0 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes zoom-foto { from { transform: translate3d(0, 0, 0) scale(1.25); } to { transform: translate3d(0, 0, 0) scale(1.1); } }
@keyframes zoom-foto-corto { from { transform: scale(1.15); } to { transform: scale(1); } }
@keyframes fundido { from { opacity: 0; } to { opacity: 1; } }
@keyframes chispa {
  0% { transform: scale(0) rotate(-90deg); opacity: 0; }
  60% { transform: scale(1.35) rotate(20deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}

.pal { display: inline-block; }
.anim h1 .pal { animation: sube .8s var(--ease) both; animation-delay: calc(.08s + var(--i) * .06s); }
.anim .hero__lema { animation: aparece .7s var(--ease) both; }
.anim .hero .lead, .anim .cabeza-pagina .lead { animation: aparece .8s var(--ease) .45s both; }
.anim .hero .acciones, .anim .cabeza-pagina .acciones { animation: aparece .8s var(--ease) .58s both; }
.anim .hero__datos li { animation: aparece .7s var(--ease) both; }
.anim .hero__datos li:nth-child(1) { animation-delay: .72s; }
.anim .hero__datos li:nth-child(2) { animation-delay: .82s; }
.anim .hero__datos li:nth-child(3) { animation-delay: .92s; }
.anim .hero__foto { animation: izado 1.15s var(--ease-in-out) .1s both; }
.anim .hero__foto img { transform: translate3d(0, var(--py, 0px), 0) scale(1.1); animation: zoom-foto 1.8s var(--ease) .1s backwards; will-change: transform; }
.anim .hero__foto figcaption { animation: aparece .6s var(--ease) 1.1s both; }
.anim .cabeza-pagina figure { animation: izado 1s var(--ease-in-out) .15s both; }
.anim .cabeza-pagina figure img { animation: zoom-foto-corto 1.6s var(--ease) .15s both; }
.anim .migas { animation: fundido .6s ease both; }
.anim .marca svg path:last-child { transform-box: fill-box; transform-origin: center; animation: chispa .9s var(--ease) .5s both; }
.marca svg path:last-child { transform-box: fill-box; transform-origin: center; transition: transform .5s var(--ease); }
.marca:hover svg path:last-child { transform: rotate(90deg) scale(1.15); }

/* --- Aparición al hacer scroll (las marca el JS con data-reveal) --- */
.anim [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.anim [data-reveal].visto { opacity: 1; transform: none; }
/* el recorte va en el hijo: Chrome no notifica la intersección de un elemento con clip-path propio */
.anim [data-reveal="foto"] { opacity: 1; transform: none; }
.anim [data-reveal="foto"] > :not(figcaption) { clip-path: inset(100% 0 0 0); transition: clip-path 1s var(--ease-in-out) var(--d, 0s); }
.anim [data-reveal="foto"] img { transform: scale(1.18); transition: transform 1.5s var(--ease) var(--d, 0s); }
.anim [data-reveal="foto"] figcaption { opacity: 0; transition: opacity .6s ease calc(var(--d, 0s) + .45s); }
.anim [data-reveal="foto"].visto > :not(figcaption) { clip-path: inset(0 0 0 0); }
.anim [data-reveal="foto"].visto img { transform: scale(1); }
.anim [data-reveal="foto"].visto figcaption { opacity: 1; }
.anim [data-reveal="linea"] { opacity: 1; transform: none; }
.anim [data-reveal="linea"] h3 { transition: border-color .1s; }
.anim .zonas [data-reveal="linea"] h3 { border-top-color: transparent; background: linear-gradient(var(--tinta), var(--tinta)) left top / 0 3px no-repeat border-box; transition: background-size 1s var(--ease-in-out); transition-delay: var(--d, 0s); }
.anim .zonas [data-reveal="linea"].visto h3 { background-size: 100% 3px; }
.anim .zonas [data-reveal="linea"] ul { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: calc(var(--d, 0s) + .25s); }
.anim .zonas [data-reveal="linea"].visto ul { opacity: 1; transform: none; }

/* --- Filtro de la galería --- */
@keyframes entra { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }
.anim .galeria figure.entra { animation: entra .55s var(--ease) both; animation-delay: var(--d, 0s); }

/* --- Barra fija del móvil --- */
@keyframes barra-sube { from { transform: translateY(100%); } to { transform: none; } }
@media (max-width: 720px) { .anim .barra-movil { animation: barra-sube .5s var(--ease) .9s both; } }

/* --- Preguntas: apertura suave (navegadores compatibles) --- */
@supports (interpolate-size: allow-keywords) {
  .anim .preguntas { interpolate-size: allow-keywords; }
  .anim .preguntas details::details-content { height: 0; overflow: clip; transition: height .4s var(--ease), content-visibility .4s allow-discrete; }
  .anim .preguntas details[open]::details-content { height: auto; }
}

/* --- Visor de fotos con navegación --- */
.visor { overflow: visible; }
.visor__marco { position: relative; background: #0c141b; }
.visor__marco img { display: block; width: 100%; max-height: calc(92vh - 64px); object-fit: contain; transition: opacity .25s ease, transform .35s var(--ease); }
.visor__marco img.cambiando { opacity: 0; transform: scale(.985); }
.visor .visor__nav {
  position: absolute; top: 50%; translate: 0 -50%;
  display: grid; place-items: center; width: 48px; height: 48px; min-height: 0; padding: 0;
  background: rgba(20, 32, 43, .72); color: var(--blanco); border-radius: 50%;
  transition: background-color .2s, transform .2s var(--ease);
}
.visor .visor__nav:hover { background: var(--imprimacion); transform: scale(1.06); }
.visor .visor__nav svg { width: 22px; height: 22px; }
.visor__ant { left: 12px; }
.visor__sig { right: 12px; }
.visor__num { margin-left: auto; font-size: .9rem; color: #8ea0b0; font-variant-numeric: tabular-nums; white-space: nowrap; }
.visor__pie p { flex: 1; }
@keyframes visor-in { from { opacity: 0; transform: translateY(14px) scale(.97); } to { opacity: 1; transform: none; } }
.anim .visor[open] { animation: visor-in .35s var(--ease); }
.anim .visor[open]::backdrop { animation: fundido .3s ease; }
@media (max-width: 600px) {
  .visor .visor__nav { width: 40px; height: 40px; }
  .visor__pie { flex-wrap: wrap; }
}