/* CSS compartido para páginas de detalle de proyecto */
:root{
  --blanco:#FAF8F3; --blanco2:#F0EDE4; --negro:#111110; --negro2:#1A1A18;
  --naranja:#E85D00; --gris:#82796A; --gris-claro:#C8C2B6;
  --linea-clara:rgba(28,26,22,0.12); --linea-oscura:rgba(250,248,243,0.12);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{background:var(--blanco);color:var(--negro);font-family:'Archivo',sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px;}
@media(max-width:640px){.wrap{padding:0 20px;}}

/* NAV */
header{position:sticky;top:0;z-index:100;background:rgba(250,248,243,0.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--linea-clara);}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:20px 0;}
.logo{font-family:'Bebas Neue',sans-serif;font-size:1.4rem;text-transform:uppercase;letter-spacing:0.04em;}
.logo span{color:var(--naranja);}
nav ul{display:flex;gap:36px;list-style:none;}
nav a{font-size:0.76rem;text-transform:uppercase;letter-spacing:0.1em;font-weight:600;color:var(--gris);transition:color .2s;}
nav a:hover{color:var(--negro);}
.nav-cta{border:1px solid var(--naranja);color:var(--naranja);padding:10px 24px;font-size:0.74rem;text-transform:uppercase;letter-spacing:0.1em;font-weight:600;transition:background .2s,color .2s;}
.nav-cta:hover{background:var(--naranja);color:var(--blanco);}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--negro);}

/* HERO PROYECTO */
.proyecto-hero{background:var(--negro);color:var(--blanco);position:relative;height:75vh;min-height:500px;overflow:hidden;}
.proyecto-hero img{width:100%;height:100%;object-fit:cover;opacity:0.55;}
.proyecto-hero-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:60px 40px;}
.proyecto-hero-overlay .wrap{width:100%;}
.proyecto-breadcrumb{font-size:0.76rem;text-transform:uppercase;letter-spacing:0.12em;color:var(--naranja);margin-bottom:16px;}
.proyecto-hero h1{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:clamp(3rem,8vw,7rem);line-height:0.9;color:var(--blanco);}
.proyecto-meta-bar{display:flex;gap:40px;margin-top:24px;flex-wrap:wrap;border-top:1px solid rgba(250,248,243,0.2);padding-top:20px;}
.meta-item .label{font-size:0.7rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--gris-claro);margin-bottom:4px;}
.meta-item .value{font-size:0.95rem;color:var(--blanco);font-weight:500;}
.ladi-badge{display:inline-flex;align-items:center;gap:8px;background:var(--naranja);color:var(--blanco);padding:8px 16px;font-size:0.78rem;text-transform:uppercase;letter-spacing:0.08em;font-weight:600;margin-top:18px;}

/* DESCRIPCION */
.proyecto-desc{padding:80px 0;border-bottom:1px solid var(--linea-clara);}
.desc-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;}
.desc-grid h2{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:clamp(2rem,3.5vw,3rem);line-height:0.95;margin-bottom:24px;}
.desc-grid p{color:var(--gris);font-size:1.02rem;margin-bottom:16px;}
.ficha{border-top:1px solid var(--linea-clara);}
.ficha-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--linea-clara);}
.ficha-label{font-size:0.74rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--gris);}
.ficha-value{font-size:0.94rem;font-weight:500;}

/* GALERIA */
.galeria{background:var(--negro);padding:80px 0;}
.galeria-tag{font-size:0.76rem;text-transform:uppercase;letter-spacing:0.14em;color:var(--naranja);font-weight:600;margin-bottom:40px;}
.galeria-grid{display:grid;gap:3px;}
.galeria-grid.cols-2{grid-template-columns:repeat(2,1fr);}
.galeria-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.galeria-grid img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:opacity .3s;}
.galeria-grid img:hover{opacity:0.85;}

/* CTA */
.proyecto-cta{padding:100px 0;text-align:center;border-top:1px solid var(--linea-clara);}
.proyecto-cta h2{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:clamp(2rem,4.5vw,3.8rem);line-height:0.95;margin-bottom:12px;}
.proyecto-cta p{color:var(--gris);margin-bottom:36px;}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
.btn-naranja{display:inline-block;background:var(--naranja);color:var(--blanco);padding:16px 32px;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.1em;font-weight:600;transition:opacity .2s;}
.btn-naranja:hover{opacity:0.88;}
.btn-outline{border:1px solid var(--linea-clara);color:var(--negro);padding:14px 28px;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.08em;font-weight:500;display:inline-block;transition:border-color .2s,color .2s;}
.btn-outline:hover{border-color:var(--naranja);color:var(--naranja);}

/* OTROS PROYECTOS */
.otros{background:var(--blanco2);padding:80px 0;}
.otros h3{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:1.8rem;margin-bottom:36px;}
.otros-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;}
.otro-card{display:block;position:relative;overflow:hidden;}
.otro-card img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:grayscale(20%);transition:filter .4s,transform .5s;}
.otro-card:hover img{filter:grayscale(0%);transform:scale(1.03);}
.otro-card::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,10,8,0.8) 100%);}
.otro-overlay{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;}
.otro-overlay h4{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:1.2rem;color:var(--blanco);line-height:1;}
.otro-overlay span{font-size:0.74rem;color:rgba(250,248,243,0.6);text-transform:uppercase;letter-spacing:0.06em;}

/* FOOTER */
footer{background:var(--negro2);color:var(--blanco);padding:44px 0 34px;border-top:1px solid var(--linea-oscura);}
.footer-grid{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px;}
.footer-logo{font-family:'Bebas Neue',sans-serif;text-transform:uppercase;font-size:1.05rem;}
.footer-logo span{color:var(--naranja);}
.footer-meta{font-size:0.76rem;color:var(--gris-claro);}
.footer-social{display:flex;gap:20px;font-size:0.74rem;text-transform:uppercase;letter-spacing:0.06em;color:var(--gris-claro);}
.footer-social a:hover{color:var(--blanco);}

@media(max-width:860px){
  .desc-grid,.galeria-grid.cols-2,.galeria-grid.cols-3,.otros-grid{grid-template-columns:1fr;}
  .proyecto-meta-bar{gap:20px;}
  .menu-toggle{display:flex;align-items:center;}
  .nav-row{position:relative;}
  nav ul{display:none;position:absolute;top:100%;left:0;right:0;background:var(--blanco);flex-direction:column;gap:0;padding:8px 24px;box-shadow:0 12px 24px rgba(0,0,0,0.12);z-index:200;}
  nav ul li{border-bottom:1px solid var(--linea-clara);}
  nav ul li a{display:block;padding:16px 0;}
  .nav-cta{display:none;}
  .nav-row.nav-open nav ul{display:flex;}
}