/* P&P Construcciones
   Concepto: documento de obra. Fotos grandes, títulos condensados como estructura,
   datos técnicos en mono como rótulos de plano. Un solo acento: ladrillo. */
:root{
  --cal:#F2F2F0;
  --hormigon:#E4E3DF;
  --linea:#D3D1CC;
  --grafito:#1A1B1C;
  --noche:#121314;
  --encofrado:#5F5D59;
  --gris-claro:#A9A7A2;
  --ladrillo:#A9431E;
  --ladrillo-hover:#8E3716;
  --ladrillo-claro:#E07A52;

  --f-display:"Saira","Arial Narrow","Helvetica Neue",Arial,sans-serif;
  --f-texto:"Chivo","Helvetica Neue",Arial,sans-serif;
  --f-dato:"Chivo Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  --gutter:clamp(20px,4vw,56px);
  --max:1440px;
  --header:72px;
  --ease:cubic-bezier(.2,.7,.2,1);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header) + 16px)}
body{margin:0;background:var(--cal);color:var(--grafito);font-family:var(--f-texto);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;max-width:100%;height:auto;min-width:0}
.foto,.portada,.visor,.etapas-visor,.hero-img,.galeria button,figure{min-width:0;max-width:100%}
a{color:inherit;text-decoration:none}
p{margin:0}
h1,h2,h3,h4{margin:0;font-family:var(--f-display);font-weight:600;text-wrap:balance;line-height:.95}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--ladrillo);outline-offset:3px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:var(--gutter);top:-60px;z-index:100;background:var(--grafito);color:var(--cal);padding:10px 16px}
.skip:focus{top:12px}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding-left:max(var(--gutter),env(safe-area-inset-left,0px));padding-right:max(var(--gutter),env(safe-area-inset-right,0px))}

/* Tipografía */
.d-xxl{font-size:clamp(3.2rem,10.5vw,10rem);font-variation-settings:"wdth" 68;letter-spacing:-.01em;line-height:.86}
.d-xl{font-size:clamp(2.6rem,6.4vw,6rem);font-variation-settings:"wdth" 70;line-height:.9}
.d-l{font-size:clamp(2rem,4.2vw,3.75rem);font-variation-settings:"wdth" 74;line-height:.95}
.d-m{font-size:clamp(1.5rem,2.4vw,2.125rem);font-variation-settings:"wdth" 80;line-height:1}
.d-s{font-size:1.375rem;font-variation-settings:"wdth" 85;line-height:1.1}
.dato{font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;line-height:1.4}
.lead{font-size:clamp(1.125rem,1.5vw,1.3125rem);line-height:1.5;max-width:42ch}
.cuerpo{max-width:60ch;color:var(--encofrado)}
.cuerpo p+p{margin-top:1em}
.muted{color:var(--encofrado)}

/* Botones y links */
.btn{display:inline-flex;align-items:center;gap:12px;font-family:var(--f-dato);font-size:.8125rem;letter-spacing:.06em;text-transform:uppercase;padding:16px 22px;border:1px solid currentColor;transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease)}
.btn-ladrillo{background:var(--ladrillo);border-color:var(--ladrillo);color:#fff}
.btn-ladrillo:hover{background:var(--ladrillo-hover);border-color:var(--ladrillo-hover)}
.btn-linea:hover{background:var(--grafito);color:var(--cal);border-color:var(--grafito)}
.sobre-oscuro .btn-linea:hover{background:var(--cal);color:var(--grafito);border-color:var(--cal)}
.flecha{display:inline-block;transition:transform .25s var(--ease)}
a:hover .flecha{transform:translateX(4px)}
.link{font-family:var(--f-dato);font-size:.8125rem;letter-spacing:.06em;text-transform:uppercase;display:inline-flex;gap:10px;align-items:center;border-bottom:1px solid currentColor;padding-bottom:4px}

/* Etiquetas de estado y tipo de imagen */
.etq{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-dato);font-size:.6875rem;letter-spacing:.06em;text-transform:uppercase;line-height:1}
.etq::before{content:"";width:7px;height:7px;background:currentColor;flex:none}
.etq-ejecucion{color:var(--ladrillo)}
.sobre-oscuro .etq-ejecucion,.foto-etq .etq-ejecucion{color:var(--ladrillo-claro)}

/* Header */
.header{position:fixed;inset:0 0 auto 0;z-index:50;padding-top:env(safe-area-inset-top,0px);transition:background .3s var(--ease),color .3s var(--ease),box-shadow .3s var(--ease)}
.header .wrap{height:var(--header);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:block;width:132px;flex:none}
.logo img{width:100%}
.logo .l-cal{display:none}
.nav{display:flex;align-items:center;gap:36px}
.nav a.nav-link{font-family:var(--f-dato);font-size:.8125rem;letter-spacing:.06em;text-transform:uppercase;position:relative;padding:6px 0}
.nav a.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a.nav-link:hover::after,.nav a.nav-link[aria-current="page"]::after{transform:scaleX(1)}
.nav .btn{padding:12px 18px}
.header.solido{background:var(--cal);box-shadow:0 1px 0 var(--linea)}
.header.sobre-foto:not(.solido){color:var(--cal)}
.header.sobre-foto:not(.solido) .l-cal{display:block}
.header.sobre-foto:not(.solido) .l-grafito{display:none}
.header.sobre-foto:not(.solido) .btn-linea{border-color:rgba(242,242,240,.7)}
.menu-btn{display:none;background:none;border:0;padding:10px;margin-right:-10px;cursor:pointer}
.menu-btn span{display:block;width:26px;height:1.5px;background:currentColor;transition:transform .3s var(--ease)}
.menu-btn span+span{margin-top:7px}

@media (max-width:860px){
  .menu-btn{display:block}
  .nav{position:fixed;inset:0;background:var(--grafito);color:var(--cal);flex-direction:column;align-items:flex-start;justify-content:flex-end;gap:0;padding:calc(var(--header) + 24px) max(var(--gutter),env(safe-area-inset-right,0px)) calc(40px + env(safe-area-inset-bottom,0px)) max(var(--gutter),env(safe-area-inset-left,0px));transform:translateY(-100%);transition:transform .45s var(--ease);visibility:hidden}
  .nav a.nav-link{font-family:var(--f-display);font-size:clamp(2.6rem,12vw,4rem);font-variation-settings:"wdth" 70;font-weight:600;text-transform:none;letter-spacing:0;line-height:1.05;padding:4px 0}
  .nav a.nav-link::after{display:none}
  .nav .btn{margin-top:28px;border-color:var(--ladrillo)}
  .menu-abierto .nav{transform:none;visibility:visible}
  .menu-abierto .header{color:var(--cal)}
  .menu-abierto .header .l-cal{display:block}
  .menu-abierto .header .l-grafito{display:none}
  .menu-abierto .header.solido{background:transparent;box-shadow:none}
  .menu-abierto .menu-btn span:first-child{transform:translateY(4.25px) rotate(45deg)}
  .menu-abierto .menu-btn span:last-child{transform:translateY(-4.25px) rotate(-45deg)}
  .menu-btn,.logo{position:relative;z-index:2}
}

/* Hero de la home: el texto va sobre el cielo y la fachada queda libre abajo */
.hero{position:relative;min-height:min(100svh,1000px);display:grid;align-items:start;color:var(--cal);background:var(--noche);overflow:hidden;grid-template-columns:minmax(0,1fr)}
.hero-lqip{position:absolute;inset:0;background:var(--lqip-d)}
.js .hero-img img{opacity:0;transition:opacity .7s var(--ease)}
.js .hero-img img.cargada{opacity:1}
.hero-img{position:absolute;inset:0;display:block}
.hero-img img{width:100%;height:100%;object-fit:cover;object-position:50% 100%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,19,20,.72) 0%,rgba(18,19,20,.5) 32%,rgba(18,19,20,.18) 58%,rgba(18,19,20,0) 78%),linear-gradient(180deg,rgba(18,19,20,.45) 0%,rgba(18,19,20,.12) 30%,rgba(18,19,20,0) 55%,rgba(18,19,20,0) 85%,rgba(18,19,20,.4) 100%)}
.hero .wrap{position:relative;z-index:1;padding-block:calc(var(--header) + clamp(28px,4.5vw,64px)) 40px;display:grid;gap:clamp(20px,2.4vw,32px);grid-template-columns:minmax(0,1fr)}
.hero-titulo{font-size:clamp(3rem,6.6vw,7.25rem);font-variation-settings:"wdth" 66;line-height:.9;letter-spacing:-.01em;text-shadow:0 2px 30px rgba(18,19,20,.18)}
@media (max-width:700px){.hero-titulo{font-size:clamp(3rem,15vw,4.5rem)}}
.hero-pie{display:grid;justify-items:start;gap:24px;grid-template-columns:minmax(0,1fr)}
.hero-pie .lead{max-width:40ch}
.hero-pie .acciones{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-linea{border-color:rgba(242,242,240,.75)}
.hero-credito{position:absolute;z-index:1;right:max(var(--gutter),env(safe-area-inset-right,0px));bottom:20px;color:var(--cal);background:rgba(18,19,20,.55);padding:8px 12px}
.hero-credito:hover{background:rgba(18,19,20,.8)}
@media (max-width:700px){
  .hero{min-height:100svh}
  .hero-img img{object-position:50% 50%}
  .hero-lqip{background:var(--lqip-m)}
  .hero::after{background:linear-gradient(180deg,rgba(18,19,20,.72) 0%,rgba(18,19,20,.55) 40%,rgba(18,19,20,.2) 62%,rgba(18,19,20,0) 78%)}
  .hero-credito{left:max(var(--gutter),env(safe-area-inset-left,0px));right:auto}
}

/* Secciones */
.seccion{padding-block:clamp(72px,10vw,160px)}
.seccion-cab{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 48px;align-items:end;margin-bottom:clamp(40px,5vw,72px)}
.seccion-cab .dato{grid-column:1/-1;color:var(--encofrado)}
.oscuro{background:var(--noche);color:var(--cal)}
.oscuro .muted,.oscuro .cuerpo,.oscuro .seccion-cab .dato{color:var(--gris-claro)}
.hormigon{background:var(--hormigon)}
@media (max-width:760px){.seccion-cab{grid-template-columns:minmax(0,1fr)}}

/* Cifras */
.cifras{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid rgba(242,242,240,.2)}
.cifra{padding:28px 24px 8px 0;display:grid;gap:12px;align-content:start;border-right:1px solid rgba(242,242,240,.2);padding-left:24px;grid-template-columns:minmax(0,1fr)}
.cifra:first-child{padding-left:0}
.cifra:last-child{border-right:0}
.cifra b{font-family:var(--f-display);font-weight:300;font-size:clamp(3.4rem,7vw,6.5rem);font-variation-settings:"wdth" 55;line-height:.8;letter-spacing:-.01em}
.cifra b.palabra{font-weight:600;font-variation-settings:"wdth" 70;font-size:clamp(2.2rem,4.4vw,4rem);line-height:.9;align-self:end;min-height:.8em}
.cifra span{color:var(--gris-claro);max-width:22ch}
@media (max-width:860px){
  .cifras{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cifra{padding-left:0;padding-right:16px;border-right:0;border-bottom:1px solid rgba(242,242,240,.2);padding-bottom:24px}
  .cifra:nth-child(2n){padding-left:16px;border-left:1px solid rgba(242,242,240,.2)}
}

/* Obras destacadas */
.destacadas{display:grid;gap:clamp(72px,9vw,140px);grid-template-columns:minmax(0,1fr)}
.destacada{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:end}
.destacada .foto{grid-column:1/9;overflow:hidden;background:var(--hormigon)}
.destacada .foto img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 1.2s var(--ease)}
.destacada:hover .foto img{transform:scale(1.03)}
.destacada .ficha{grid-column:9/13;display:grid;gap:20px;align-content:end;grid-template-columns:minmax(0,1fr)}
.destacada:nth-child(even) .foto{grid-column:5/13;grid-row:1}
.destacada:nth-child(even) .ficha{grid-column:1/5;grid-row:1}
.destacada .num{color:var(--encofrado)}
.ficha-tabla{display:grid;grid-template-columns:auto minmax(0,1fr);border-top:1px solid var(--grafito)}
.ficha-tabla dt,.ficha-tabla dd{margin:0;padding:11px 0;border-bottom:1px solid var(--linea)}
.ficha-tabla dt{padding-right:20px;color:var(--encofrado)}
.oscuro .ficha-tabla{border-top-color:var(--cal)}
.oscuro .ficha-tabla dt,.oscuro .ficha-tabla dd{border-bottom-color:rgba(242,242,240,.18)}
@media (max-width:860px){
  .destacada,.destacada:nth-child(even){grid-template-columns:minmax(0,1fr)}
  .destacada .foto,.destacada .ficha,.destacada:nth-child(even) .foto,.destacada:nth-child(even) .ficha{grid-column:1;grid-row:auto}
}

/* Líneas de obra */
.lineas{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.linea{display:grid;gap:16px;align-content:start;grid-template-columns:minmax(0,1fr)}
.linea .foto{overflow:hidden;background:var(--linea)}
.linea img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform 1s var(--ease)}
.linea:hover img{transform:scale(1.04)}
.linea p{color:var(--encofrado);font-size:1rem}
@media (max-width:1000px){.lineas{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.lineas{grid-template-columns:minmax(0,1fr)}.linea img{aspect-ratio:4/3}}

/* Proceso */
.proceso{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:paso}
.paso{display:grid;gap:16px;align-content:start;grid-template-columns:minmax(0,1fr)}
.paso figure{margin:0;position:relative}
.paso img{width:100%;aspect-ratio:4/5;object-fit:cover}
.paso figcaption{position:absolute;left:12px;bottom:12px;background:rgba(18,19,20,.72);color:var(--cal);padding:6px 9px}
.paso-num{font-family:var(--f-display);font-weight:300;font-size:3.5rem;font-variation-settings:"wdth" 55;line-height:.8;color:var(--ladrillo-claro)}
.paso p{font-size:1rem}
.proceso-linea{height:1px;background:rgba(242,242,240,.25);grid-column:1/-1;position:relative}
@media (max-width:1000px){
  .proceso{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:min(78vw,340px);overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;margin-right:calc(-1 * var(--gutter));padding-right:var(--gutter)}
  .paso{scroll-snap-align:start}
}

/* Índice de obras */
.indice{border-top:1px solid var(--grafito)}
.indice a{display:grid;grid-template-columns:56px minmax(0,2.2fr) minmax(0,1.4fr) minmax(0,1.2fr) 150px;gap:16px;align-items:center;padding:20px 0;border-bottom:1px solid var(--linea);transition:padding .3s var(--ease),color .3s var(--ease)}
.indice a:hover{padding-left:12px;color:var(--ladrillo)}
.indice .nombre{font-family:var(--f-display);font-weight:600;font-size:clamp(1.5rem,2.4vw,2.25rem);font-variation-settings:"wdth" 75;line-height:1}
.indice .dato{color:var(--encofrado)}
.indice a:hover .dato{color:inherit}
.indice .estado{justify-self:end}
@media (max-width:860px){
  .indice a{grid-template-columns:40px minmax(0,1fr) auto;row-gap:6px}
  .indice .tipo-col{grid-column:2;grid-row:2}
  .indice .ubic-col{display:none}
  .indice .estado{grid-column:3;grid-row:1/3}
}

/* Clientes */
.clientes{display:flex;flex-wrap:wrap;gap:16px 64px;align-items:baseline}
.clientes li{font-family:var(--f-display);font-weight:600;font-size:clamp(2.4rem,5vw,4.5rem);font-variation-settings:"wdth" 80;letter-spacing:.02em;line-height:1}

/* CTA */
.cta{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:40px;align-items:end}
.cta .acciones{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
@media (max-width:860px){.cta{grid-template-columns:minmax(0,1fr)}.cta .acciones{justify-content:flex-start}}

/* Footer */
.footer{background:var(--noche);color:var(--cal);padding-block:72px calc(32px + env(safe-area-inset-bottom,0px))}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:40px}
.footer .logo{width:150px}
.footer h4{font-family:var(--f-dato);font-weight:400;font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gris-claro);margin-bottom:16px}
.footer li+li{margin-top:8px}
.footer a:hover{color:var(--ladrillo-claro)}
.footer-desc{color:var(--gris-claro);max-width:36ch;margin-top:20px;font-size:.9375rem}
.footer-base{margin-top:64px;padding-top:20px;border-top:1px solid rgba(242,242,240,.18);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;color:var(--gris-claro)}
.footer-grid>div{min-width:0}
.footer a{overflow-wrap:anywhere}
@media (max-width:860px){.footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px 24px}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}}

/* Encabezado de páginas internas */
.pag-cab{padding-top:calc(var(--header) + clamp(56px,8vw,120px));padding-bottom:clamp(40px,5vw,72px)}
.pag-cab .dato{color:var(--encofrado);margin-bottom:20px;display:block}
.pag-cab .lead{margin-top:28px;color:var(--encofrado)}

/* Listado de obras */
.filtros{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:40px}
.filtro{font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;border:1px solid var(--linea);background:transparent;cursor:pointer;transition:all .2s var(--ease)}
.filtro:hover{border-color:var(--grafito)}
.filtro[aria-pressed="true"]{background:var(--grafito);color:var(--cal);border-color:var(--grafito)}
.filtro span{color:var(--gris-claro);margin-left:4px}
.grilla{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 24px}
.tarjeta{display:grid;gap:14px;align-content:start;grid-template-columns:minmax(0,1fr)}
.tarjeta .foto{overflow:hidden;background:var(--hormigon);position:relative}
.tarjeta img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:transform 1s var(--ease)}
.tarjeta:hover img{transform:scale(1.04)}
.tarjeta .foto .etq{position:absolute;left:12px;top:12px;background:var(--cal);padding:7px 9px}
.tarjeta .meta{display:flex;justify-content:space-between;gap:12px;color:var(--encofrado)}
.tarjeta h3{transition:color .2s var(--ease)}
.tarjeta:hover h3{color:var(--ladrillo)}
.tarjeta[hidden]{display:none}
@media (max-width:1000px){.grilla{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.grilla{grid-template-columns:minmax(0,1fr)}.tarjeta img{aspect-ratio:4/3}}

/* Página de obra */
.obra-cab{padding-top:calc(var(--header) + 40px);display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,4vw,72px);align-items:end;padding-bottom:clamp(56px,7vw,112px)}
.obra-cab .info{display:grid;gap:28px;align-content:end;grid-template-columns:minmax(0,1fr)}
.obra-cab .migas{color:var(--encofrado)}
.obra-cab .migas a:hover{color:var(--ladrillo)}
.obra-cab .portada{background:var(--hormigon);position:relative}
.obra-cab .portada img{width:100%;max-height:calc(100svh - var(--header) - 80px);object-fit:cover}
.foto-etq{position:absolute;left:12px;bottom:12px;background:rgba(18,19,20,.72);color:var(--cal);padding:7px 9px}
@media (max-width:900px){.obra-cab{grid-template-columns:minmax(0,1fr)}.obra-cab .portada{order:-1;margin-inline:calc(-1 * var(--gutter))}.obra-cab .portada img{max-height:70svh}}

.galeria-bloque+.galeria-bloque{margin-top:clamp(56px,7vw,96px)}
.galeria-bloque h2{margin-bottom:24px;display:flex;align-items:baseline;gap:16px}
.galeria-bloque h2 .dato{color:var(--encofrado)}
.galeria{columns:2;column-gap:24px}
.galeria li{break-inside:avoid;margin-bottom:24px}
.galeria button{display:block;width:100%;padding:0;border:0;background:var(--hormigon);cursor:zoom-in;position:relative;overflow:hidden}
.galeria img{width:100%;transition:transform 1s var(--ease)}
.galeria button:hover img{transform:scale(1.02)}
.galeria .pie{display:block;margin-top:10px;color:var(--encofrado)}
@media (max-width:640px){.galeria{columns:1}}

.siguiente{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:center;border-top:1px solid var(--grafito);padding-top:28px}
.siguiente .foto{overflow:hidden}
.siguiente img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 1s var(--ease)}
.siguiente:hover img{transform:scale(1.03)}
.siguiente:hover h2{color:var(--ladrillo)}
@media (max-width:700px){.siguiente{grid-template-columns:minmax(0,1fr)}}

/* Lightbox */
.lb{position:fixed;inset:0;z-index:90;background:var(--noche);gap:12px;color:var(--cal);display:grid;grid-template-rows:auto minmax(0,1fr) auto;padding:calc(16px + env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) calc(16px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));grid-template-columns:minmax(0,1fr)}
.lb[hidden]{display:none}
.lb-top,.lb-pie{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:44px}
.lb-fig{margin:0;display:grid;place-items:center;min-height:0;grid-template-columns:minmax(0,1fr)}
.lb-fig img{max-width:100%;max-height:calc(100svh - 150px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));width:auto;height:auto;object-fit:contain}
.lb button{background:none;border:1px solid rgba(242,242,240,.4);color:var(--cal);font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;cursor:pointer}
.lb button:hover{border-color:var(--cal)}
.lb-nav{display:flex;gap:8px}

/* Empresa */
.dos-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,96px)}
@media (max-width:860px){.dos-col{grid-template-columns:minmax(0,1fr)}}
.lista-num{border-top:1px solid var(--grafito)}
.lista-num li{display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,1.3fr);gap:16px;padding:22px 0;border-bottom:1px solid var(--linea);align-items:baseline}
.lista-num li .dato{color:var(--encofrado)}
.lista-num li p{color:var(--encofrado)}
.oscuro .lista-num{border-top-color:var(--cal)}
.oscuro .lista-num li{border-bottom-color:rgba(242,242,240,.18)}
.oscuro .lista-num li p,.oscuro .lista-num li .dato{color:var(--gris-claro)}
@media (max-width:700px){.lista-num li{grid-template-columns:40px minmax(0,1fr)}.lista-num li p{grid-column:2}}
.publico{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.publico li{border:1px solid var(--linea);padding:9px 13px}
.foto-ancha img{width:100%;aspect-ratio:21/9;object-fit:cover;object-position:50% 78%}
@media (max-width:700px){.foto-ancha img{aspect-ratio:4/3}}

/* Contacto */
.contacto-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:clamp(40px,6vw,112px);align-items:start}
@media (max-width:900px){.contacto-grid{grid-template-columns:minmax(0,1fr)}}
.datos-contacto{display:grid;gap:28px;grid-template-columns:minmax(0,1fr)}
.datos-contacto div{display:grid;gap:6px;border-top:1px solid var(--linea);padding-top:16px;grid-template-columns:minmax(0,1fr)}
.datos-contacto .dato{color:var(--encofrado)}
.datos-contacto a,.datos-contacto p{font-size:1.25rem}
.datos-contacto a:hover{color:var(--ladrillo)}
.form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px 24px;align-items:start}
.campo{display:grid;gap:8px;min-width:0;grid-template-columns:minmax(0,1fr)}
.campo.ancho{grid-column:1/-1}
.campo label,.campo legend{font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--encofrado)}
.campo input,.campo textarea{width:100%;font:inherit;color:var(--grafito);background:transparent;border:0;border-bottom:1px solid var(--grafito);padding:10px 0;border-radius:0}
.campo textarea{min-height:140px;resize:vertical}
.campo input:focus,.campo textarea:focus{outline:none;border-bottom-color:var(--ladrillo);box-shadow:0 1px 0 var(--ladrillo)}
fieldset.campo{border:0;padding:0;margin:0}
.opciones{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.opciones label{position:relative;cursor:pointer}
.opciones input{position:absolute;opacity:0;pointer-events:none}
.opciones span{display:inline-block;font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;border:1px solid var(--linea);color:var(--grafito);transition:all .2s var(--ease)}
.opciones input:checked+span{background:var(--grafito);color:var(--cal);border-color:var(--grafito)}
.opciones input:focus-visible+span{outline:2px solid var(--ladrillo);outline-offset:2px}
.form-pie{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:16px 24px;align-items:center}
.form-msj{font-size:.9375rem}
.form-msj.ok{color:#2F6B3A}
.form-msj.error{color:var(--ladrillo)}
.hp{position:absolute;left:-9999px}
@media (max-width:600px){.form{grid-template-columns:minmax(0,1fr)}}

/* WhatsApp fijo en mobile */
.wa-fijo{position:fixed;z-index:45;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));background:var(--ladrillo);color:#fff;font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:14px 18px;box-shadow:0 8px 24px rgba(0,0,0,.18)}
@media (min-width:861px){.wa-fijo{display:none}}

/* Aparición suave: el contenido ya es visible; solo se anima si el JS lo marca. */
.js .rev{transition:opacity .9s var(--ease),transform .9s var(--ease)}
.js .rev.antes{opacity:0;transform:translateY(24px)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .js .rev.antes{opacity:1;transform:none}
}

/* ===== Interacciones de presentación ===== */

/* 1. Proyecto / Obra terminada */
.comparar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:clamp(32px,5vw,80px);align-items:center}
.comparar-obras{display:grid;border-top:1px solid rgba(242,242,240,.25);grid-template-columns:minmax(0,1fr)}
.comparar-obras button{display:flex;justify-content:space-between;gap:16px;align-items:baseline;text-align:left;background:none;border:0;border-bottom:1px solid rgba(242,242,240,.18);padding:16px 0;cursor:pointer;color:var(--gris-claro);transition:color .2s var(--ease),padding .3s var(--ease)}
.comparar-obras button .nombre{font-family:var(--f-display);font-weight:600;font-size:clamp(1.4rem,2.2vw,2rem);font-variation-settings:"wdth" 75;line-height:1}
.comparar-obras button[aria-selected="true"]{color:var(--cal);padding-left:12px}
.comparar-obras button:hover{color:var(--cal)}
.visor{position:relative;background:#000;overflow:hidden;aspect-ratio:3/2}
.visor img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .7s var(--ease),transform 1.2s var(--ease)}
.visor img.oculta{opacity:0;transform:scale(1.03)}
.visor-ctrl{position:absolute;left:16px;bottom:16px;display:flex;background:rgba(18,19,20,.78);padding:4px;gap:4px}
.visor-ctrl button{background:none;border:0;color:var(--gris-claro);font-family:var(--f-dato);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;cursor:pointer}
.visor-ctrl button[aria-pressed="true"]{background:var(--cal);color:var(--grafito)}
.visor-hint{position:absolute;right:16px;bottom:22px;color:var(--cal);opacity:.75}
@media (max-width:860px){.comparar{grid-template-columns:minmax(0,1fr)}.visor{aspect-ratio:4/3}.visor-hint{display:none}}

/* 2. Etapas de obra */
.etapas{display:grid;gap:20px;grid-template-columns:minmax(0,1fr)}
.etapas-visor{position:relative;aspect-ratio:16/9;background:var(--hormigon);overflow:hidden}
.etapas-visor img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s var(--ease)}
.etapas-visor img.on{opacity:1}
.etapas-texto{position:absolute;left:0;right:0;bottom:0;padding:48px 24px 20px;background:linear-gradient(transparent,rgba(18,19,20,.8));color:var(--cal);display:grid;gap:6px;grid-template-columns:minmax(0,1fr)}
.etapas-texto p{max-width:52ch;color:rgba(242,242,240,.85);font-size:1rem}
.etapas-barra{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px}
.etapas-barra button{display:grid;gap:10px;text-align:left;background:none;border:0;padding:0;cursor:pointer;color:var(--gris-claro);grid-template-columns:minmax(0,1fr)}
.etapas-barra button::before{content:"";height:3px;background:rgba(242,242,240,.22);transition:background .3s var(--ease)}
.etapas-barra button[aria-pressed="true"]{color:var(--cal)}
.etapas-barra button[aria-pressed="true"]::before,.etapas-barra button.hecho::before{background:var(--ladrillo-claro)}
.etapas-barra .paso-num{font-size:2.25rem}
.etapas-rango{width:100%;accent-color:var(--ladrillo)}
.etapas.claro .etapas-barra button{color:var(--encofrado)}
.etapas.claro .etapas-barra button::before{background:var(--linea)}
.etapas.claro .etapas-barra button[aria-pressed="true"]{color:var(--grafito)}
.etapas.claro .etapas-barra button[aria-pressed="true"]::before,.etapas.claro .etapas-barra button.hecho::before{background:var(--ladrillo)}
@media (max-width:700px){.etapas-visor{aspect-ratio:4/5}.etapas-barra .t{display:none}.etapas-barra .paso-num{font-size:1.75rem}}

/* 3. Recorrido a pantalla completa (galería tipo historia) */
.lb-progreso{display:flex;gap:4px;flex:1;max-width:520px}
.lb-progreso i{flex:1;height:2px;background:rgba(242,242,240,.25)}
.lb-progreso i.hecho{background:var(--cal)}
.lb-fig{position:relative}
.lb-zona{position:absolute;top:0;bottom:0;width:35%;background:none;border:0!important;padding:0!important;cursor:pointer}
.lb-zona.izq{left:0;cursor:w-resize}
.lb-zona.der{right:0;cursor:e-resize}
.btn-recorrido{display:inline-flex;align-items:center;gap:10px}

.ver-todas{margin-top:clamp(56px,7vw,104px);padding-top:28px;border-top:1px solid var(--linea);display:flex;justify-content:flex-end}
@media (max-width:860px){.ver-todas{justify-content:flex-start}}