/* ============ COLORES Y TIPOGRAFÍA (cámbialos aquí, afecta a todas las páginas) ============ */
:root{
  --fondo:#091216; --panel:#101b21; --linea:#22343c;
  --texto:#e7eff1; --apagado:#8ba3ab;
  --acento:#3fd0c9; --acento-2:#5b9bd5;
  --serif:"Fraunces", Georgia, serif;
  --sans:"Hanken Grotesk", system-ui, sans-serif;
  --ancho:1120px; color-scheme:dark;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{background:var(--fondo);color:var(--texto);font:400 1.0625rem/1.6 var(--sans)}
a{color:inherit}
:focus-visible{outline:2px solid var(--acento);outline-offset:3px}
.wrap{max-width:var(--ancho);margin:0 auto;padding:0 clamp(1rem,4vw,2rem)}
section{padding:clamp(2.5rem,7vw,5rem) 0}
h2{font:300 clamp(2rem,5vw,3.25rem)/1.1 var(--serif);letter-spacing:-.01em;margin-bottom:.6rem}
.intro{color:var(--apagado);max-width:54ch;margin-bottom:2.5rem}

/* Navegación */
header.nav{position:sticky;top:0;z-index:5;background:rgba(9,18,22,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--linea)}
header.nav .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:.9rem;padding-bottom:.9rem;gap:.5rem 1.5rem;flex-wrap:wrap}
.marca{font:500 1.15rem var(--serif);text-decoration:none}
nav{display:flex;flex-wrap:wrap;gap:.25rem 1.4rem}
nav a{color:var(--apagado);text-decoration:none;font-size:.95rem;padding:.2rem 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--texto)}
nav a[aria-current="page"]{color:var(--acento);border-bottom-color:var(--acento)}

/* Encuadre 2.39:1 */
.encuadre-vertical{position:relative;aspect-ratio:9/16;background:linear-gradient(120deg,#0f2a33,#15404a 45%,#1d3552);overflow:hidden;border-radius:2px}
.encuadre-vertical video,.encuadre img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero .encuadre-vertical::before,.hero .encuadre::after{content:"";position:absolute;left:0;right:0;height:50%;background:var(--fondo);z-index:2}
.hero .encuadre-vertical::before{top:0;transform-origin:top;animation:abrir 1.4s .3s cubic-bezier(.7,0,.2,1) both}
.hero .encuadre-vertical::after{bottom:0;transform-origin:bottom;animation:abrir 1.4s .3s cubic-bezier(.7,0,.2,1) both}
@keyframes abrir{to{transform:scaleY(0)}}
.titular{position:absolute;left:clamp(1rem,4vw,2.5rem);bottom:clamp(1rem,4vw,2.5rem);z-index:3;max-width:90%}
.titular h1{font:300 clamp(2.2rem,7vw,5.5rem)/1 var(--serif);letter-spacing:-.02em;text-shadow:0 2px 24px rgba(0,0,0,.5)}

/* Encuadre 1:2.39 */
.encuadre{position:relative;aspect-ratio:16/9;background:linear-gradient(120deg,#0f2a33,#15404a 45%,#1d3552);overflow:hidden;border-radius:2px}
.encuadre video,.encuadre img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero .encuadre::before,.hero .encuadre::after{content:"";position:absolute;left:0;right:0;height:50%;background:var(--fondo);z-index:2}
.hero .encuadre::before{top:0;transform-origin:top;animation:abrir 1.4s .3s cubic-bezier(.7,0,.2,1) both}
.hero .encuadre::after{bottom:0;transform-origin:bottom;animation:abrir 1.4s .3s cubic-bezier(.7,0,.2,1) both}
@keyframes abrir{to{transform:scaleY(0)}}
.titular{position:absolute;left:clamp(1rem,4vw,2.5rem);bottom:clamp(1rem,4vw,2.5rem);z-index:3;max-width:90%}
.titular h1{font:300 clamp(2.2rem,7vw,5.5rem)/1 var(--serif);letter-spacing:-.02em;text-shadow:0 2px 24px rgba(0,0,0,.5)}

/* Inicio */
.hero{padding-bottom:0}
.sobre{display:grid;gap:2.5rem;grid-template-columns:1fr}
@media(min-width:800px){.sobre{grid-template-columns:1fr 1.4fr;align-items:start}}
.retrato{position:relative;aspect-ratio:4/5;background:linear-gradient(160deg,#10252d,#1c4a5c);overflow:hidden}
.retrato img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.sobre p+p{margin-top:1rem}
.lista-paginas a{display:flex;justify-content:space-between;gap:1rem;padding:1.1rem 0;border-bottom:1px solid var(--linea);text-decoration:none}
.lista-paginas a:first-child{border-top:1px solid var(--linea)}
.lista-paginas strong{font:500 1.4rem var(--serif)}
.lista-paginas span{color:var(--apagado);align-self:center;text-align:right}
.lista-paginas a:hover strong{color:var(--acento)}

/* Cabecera de subpágina */
.cabecera{padding-bottom:0}

/* Video */
.videos{display:grid;gap:2.5rem 1.5rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr))}
.video .encuadre{background:linear-gradient(135deg,#112530,#1a3a4a)}
.video h3{font:500 1.25rem var(--serif);margin-top:.9rem}
.video p{color:var(--apagado);font-size:.95rem}

/* Fotografía */
.galeria{columns:3 260px;column-gap:.75rem}
.galeria figure{break-inside:avoid;margin-bottom:.75rem;position:relative;background:linear-gradient(160deg,#10252d,#18384a);overflow:hidden}
.galeria figure img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s}
.galeria figure:hover img{transform:scale(1.03)}
.galeria figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.5rem .8rem .6rem;font-size:.85rem;background:linear-gradient(transparent,rgba(0,0,0,.7));opacity:0;transition:opacity .3s}
.galeria figure:hover figcaption{opacity:1}
.h{aspect-ratio:3/2}.v{aspect-ratio:4/5}.c{aspect-ratio:1/1}.p{aspect-ratio:16/9}

/* Colecciones (tarjetas por tema) */
.colecciones{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.coleccion{background:var(--panel);border:1px solid var(--linea);border-radius:4px;overflow:hidden}
.portada{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#143240,#1c4a5c)}
.portada img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cuerpo{padding:1.1rem 1.25rem 1.25rem}
.coleccion h3{font:500 1.35rem var(--serif)}
.resumen{color:var(--apagado);font-size:.95rem;margin:.3rem 0 .9rem}
.coleccion summary{cursor:pointer;color:var(--acento);font-size:.95rem;list-style:none}
.coleccion summary::-webkit-details-marker{display:none}
.coleccion summary::before{content:"+ "}
.coleccion details[open] summary::before{content:"− "}
.entradas{list-style:none;padding:0;margin-top:.9rem;border-top:1px solid var(--linea)}
.entradas li{padding:.7rem 0;border-bottom:1px solid var(--linea);font-size:.95rem}
.entradas time{display:block;color:var(--acento-2);font-size:.85rem}

/* Pie con contacto */
footer{border-top:1px solid var(--linea);padding:2.5rem 0;color:var(--apagado)}
footer .wrap{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
footer a{text-decoration:none;margin-right:1.4rem}
footer a:hover{color:var(--acento)}

@media(prefers-reduced-motion:reduce){
  .hero .encuadre::before,.hero .encuadre::after{animation:none;transform:scaleY(0)}
  .galeria figure img{transition:none}
}