:root {
  --piedra: #F2EFE9;
  --papel: #FAF8F4;
  --carbon: #14161A;
  --tinta: #22252A;
  --gris: #6E7179;
  --linea: #D9D3C8;
  --azul: #4492EF;
  --azul-oscuro: #1A5FBD;
  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --margen: clamp(20px, 5vw, 72px);
  --suave: cubic-bezier(.2, .7, .2, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); font-weight: 400; color: var(--tinta); background: var(--papel);
  line-height: 1.65; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 300; line-height: 1.02; margin: 0; letter-spacing: -.01em; }
em { font-style: italic; font-weight: 300; }
.etiqueta { font-size: 11px; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; margin: 0 0 14px; color: var(--gris); }
.etiqueta a { text-decoration: none; }

/* Aparición al hacer scroll */
.r { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--suave), transform .9s var(--suave); }
.r.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .r { opacity: 1; transform: none; transition: none; } .diapo { transition: opacity 1s !important; animation: none !important; } }

/* Barra */
.barra { position: fixed; inset: 0 0 auto; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  padding: 22px var(--margen); transition: background .4s, padding .4s, color .4s, border-color .4s; color: var(--carbon);
  background: rgba(250,248,244,.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--linea); }
.con-portada .barra:not(.solida) { background: transparent; color: #fff; border-color: transparent; backdrop-filter: none; }
.barra.solida { padding-top: 14px; padding-bottom: 14px; }
.marca { display: flex; align-items: center; gap: 12px; text-decoration: none; font-size: 13px; font-weight: 600; letter-spacing: .32em; }
.marca img { width: 24px; height: auto; }
.logo-claro { display: none; }
.con-portada .barra:not(.solida) .logo-claro { display: block; }
.con-portada .barra:not(.solida) .logo-oscuro { display: none; }
.barra nav { display: flex; gap: clamp(18px, 3.4vw, 44px); }
.barra nav a { text-decoration: none; font-size: 12px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  padding-bottom: 3px; border-bottom: 1px solid transparent; transition: border-color .3s; }
.barra nav a:hover, .barra nav a[aria-current] { border-color: currentColor; }
body:not(.con-portada) main { padding-top: 76px; }

/* Portada con carrusel */
.portada { position: relative; height: 100vh; min-height: 560px; overflow: hidden; background: var(--carbon); color: #fff; }
.diapos, .diapo { position: absolute; inset: 0; }
.diapo { background-size: cover; background-position: center; opacity: 0; transform: scale(1.08);
  transition: opacity 1.8s ease, transform 9s linear; }
.diapo.activa { opacity: 1; transform: scale(1); }
.portada-velo { position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,12,16,.45) 0%, rgba(10,12,16,.05) 30%, rgba(10,12,16,.15) 60%, rgba(10,12,16,.78) 100%); }
.portada-txt { position: absolute; left: var(--margen); bottom: clamp(90px, 14vh, 150px); max-width: 900px; }
.portada-txt .etiqueta { color: rgba(255,255,255,.75); }
.portada h1 { font-size: clamp(56px, 11vw, 168px); }
.portada h1 em { color: #E8E2D6; }
.portada-pie { position: absolute; right: var(--margen); bottom: 40px; text-align: right; text-decoration: none; display: grid; gap: 2px;
  transition: opacity .6s; }
.pie-nombre { font-family: var(--serif); font-size: 26px; font-weight: 400; }
.pie-lugar { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.7); }
.bajar { position: absolute; left: var(--margen); bottom: 40px; font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
  text-decoration: none; color: rgba(255,255,255,.8); padding-left: 44px; }
.bajar::before { content: ""; position: absolute; left: 0; top: 50%; width: 32px; height: 1px; background: currentColor; }

/* Manifiesto */
.manifiesto { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(32px, 7vw, 120px); padding: clamp(80px, 13vw, 180px) var(--margen);
  max-width: 1500px; margin: 0 auto; align-items: end; }
.manifiesto-frase { font-family: var(--serif); font-weight: 300; font-size: clamp(34px, 4.6vw, 64px); line-height: 1.08; margin: 0; color: var(--carbon); }
.manifiesto-lado p { color: var(--gris); font-size: 17px; margin: 0 0 40px; }
.cifras { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 0; border-top: 1px solid var(--linea); padding-top: 24px; }
.cifras dt { font-family: var(--serif); font-size: clamp(34px, 3.4vw, 48px); line-height: 1; color: var(--carbon); }
.cifras dd { margin: 6px 0 0; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--gris); }

/* Encabezados de sección */
.seccion-cabeza { display: flex; flex-direction: column; margin-bottom: clamp(32px, 5vw, 64px); }
.seccion-cabeza h2 { font-size: clamp(40px, 6vw, 84px); color: var(--carbon); }

/* Destacados */
.destacados { background: var(--piedra); padding: clamp(80px, 11vw, 160px) var(--margen); }
.destacados > * { max-width: 1500px; margin-left: auto; margin-right: auto; }
.destacado { display: grid; grid-template-columns: 1.45fr 1fr; gap: clamp(28px, 6vw, 96px); align-items: center; margin-bottom: clamp(70px, 10vw, 150px); }
.destacado:last-child { margin-bottom: 0; }
.destacado.invertido { grid-template-columns: 1fr 1.45fr; }
.destacado.invertido .destacado-foto { order: 2; }
.destacado-foto { display: block; overflow: hidden; aspect-ratio: 4 / 3; }
.destacado-foto img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--suave); }
.destacado-foto:hover img { transform: scale(1.045); }
.indice { font-family: var(--serif); font-size: 18px; font-style: italic; color: var(--azul-oscuro); margin: 0 0 18px; }
.destacado h3 { font-size: clamp(38px, 4.4vw, 64px); color: var(--carbon); margin-bottom: 20px; }
.destacado-txt > p:not(.indice):not(.etiqueta) { color: var(--gris); font-size: 16px; margin: 0 0 28px; max-width: 46ch; }
.enlace { display: inline-flex; gap: 14px; align-items: baseline; text-decoration: none; font-size: 12px; font-weight: 600; letter-spacing: .2em;
  text-transform: uppercase; color: var(--carbon); padding-bottom: 8px; border-bottom: 1px solid var(--carbon); transition: gap .3s; }
.enlace span { font-weight: 400; letter-spacing: .08em; color: var(--gris); text-transform: none; }
.enlace:hover { gap: 22px; }

/* Archivo */
.archivo { padding: clamp(80px, 11vw, 160px) var(--margen); max-width: 1600px; margin: 0 auto; }
.filtros { display: flex; flex-wrap: wrap; gap: 4px 28px; margin-bottom: 44px; border-bottom: 1px solid var(--linea); }
.filtro { font: 500 12px var(--sans); letter-spacing: .16em; text-transform: uppercase; border: 0; background: none; color: var(--gris);
  padding: 0 0 16px; cursor: pointer; border-bottom: 1px solid transparent; margin-bottom: -1px; }
.filtro sup { font-size: 9px; letter-spacing: 0; margin-left: 2px; }
.filtro.activo, .filtro:hover { color: var(--carbon); border-color: var(--carbon); }
.rejilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); gap: 32px 20px; }
.tarjeta { text-decoration: none; color: var(--tinta); display: block; }
.tarjeta[hidden] { display: none; }
.tarjeta-foto { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--piedra); }
.tarjeta-foto img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--suave), filter .6s; }
.tarjeta:hover .tarjeta-foto img { transform: scale(1.05); }
.tarjeta-n { position: absolute; top: 10px; left: 12px; color: #fff; font-family: var(--serif); font-style: italic; font-size: 15px;
  text-shadow: 0 1px 12px rgba(0,0,0,.35); }
.tarjeta-txt { padding-top: 12px; }
.tarjeta h3 { font-size: 22px; color: var(--carbon); }
.tarjeta p { margin: 4px 0 0; color: var(--gris); font-size: 12px; line-height: 1.45; }

/* Página de proyecto */
.cabeza { position: relative; height: 92vh; min-height: 520px; background-size: cover; background-position: center; color: #fff; }
.cabeza-corta { height: 70vh; }
.cabeza-txt { position: absolute; left: var(--margen); right: var(--margen); bottom: clamp(48px, 9vh, 96px); }
.cabeza-txt .etiqueta { color: rgba(255,255,255,.75); }
.cabeza h1 { font-size: clamp(52px, 9vw, 140px); }
.cabeza-lugar { margin: 16px 0 0; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.82); }
.intro { display: grid; grid-template-columns: minmax(240px, 1fr) 2fr; gap: clamp(36px, 8vw, 140px); padding: clamp(70px, 10vw, 140px) var(--margen);
  max-width: 1500px; margin: 0 auto; }
.ficha { position: sticky; top: 110px; align-self: start; }
.ficha ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--carbon); }
.ficha li { padding: 14px 0; border-bottom: 1px solid var(--linea); font-size: 14px; }
.ficha-n { margin: 18px 0 0; font-size: 12px; color: var(--gris); letter-spacing: .06em; }
.intro-texto p { font-family: var(--serif); font-size: clamp(22px, 2.1vw, 30px); line-height: 1.35; font-weight: 300; color: var(--carbon); margin: 0 0 26px; }
.intro-texto p:first-child::first-letter { font-size: 1.9em; float: left; line-height: .8; padding: 8px 10px 0 0; color: var(--azul-oscuro); }
.intro-texto .nota { font-family: var(--sans); font-size: 13px; line-height: 1.6; color: var(--gris); border-left: 2px solid var(--azul); padding-left: 14px; }
.intro-texto .nota::first-letter { font-size: inherit; float: none; padding: 0; color: inherit; }
.bloque { padding: 0 var(--margen) clamp(70px, 10vw, 130px); max-width: 1600px; margin: 0 auto; }
.acabados { list-style: none; margin: 0; padding: 0; columns: 2 340px; column-gap: clamp(32px, 6vw, 96px); }
.acabados li { break-inside: avoid; padding: 16px 0; border-top: 1px solid var(--linea); font-size: 15px; }
.videos { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 24px; }
.video { aspect-ratio: 16 / 9; background: #000; }
.video iframe { width: 100%; height: 100%; border: 0; }
/* Galería justificada: cada foto crece en proporción a su ancho/alto */
.galeria { display: flex; flex-wrap: wrap; gap: 10px; }
.galeria::after { content: ""; flex-grow: 999; }
.galeria .g { flex-grow: calc(var(--r) * 100); flex-basis: calc(var(--r) * 240px); aspect-ratio: var(--r); overflow: hidden;
  background: var(--piedra); cursor: zoom-in; }
.galeria .g img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--suave), opacity .4s; }
.galeria .g:hover img { transform: scale(1.04); }
.siguiente { position: relative; display: block; height: 70vh; min-height: 380px; background-size: cover; background-position: center;
  color: #fff; text-decoration: none; overflow: hidden; }
.siguiente-txt { position: absolute; left: var(--margen); bottom: clamp(40px, 8vh, 80px); }
.siguiente-txt .etiqueta { color: rgba(255,255,255,.75); }
.siguiente-nombre { font-family: var(--serif); font-weight: 300; font-size: clamp(44px, 7vw, 110px); line-height: 1; margin: 0; }
.siguiente-nombre span { display: inline-block; transition: transform .5s var(--suave); }
.siguiente:hover .siguiente-nombre span { transform: translateX(18px); }

/* Historia */
.texto-largo { max-width: 820px; margin: 0 auto; padding: clamp(70px, 10vw, 140px) var(--margen); }
.texto-largo p { font-size: 18px; color: var(--tinta); margin: 0 0 24px; }
.texto-largo .entrada { font-family: var(--serif); font-size: clamp(30px, 3.4vw, 46px); line-height: 1.15; font-weight: 300; color: var(--carbon); margin-bottom: 40px; }

/* Pie */
.pie { background: var(--carbon); color: #E9E5DD; }
.pie-cierre { padding: clamp(90px, 13vw, 180px) var(--margen); max-width: 1500px; margin: 0 auto; }
.pie-cierre .etiqueta { color: #9A968E; }
.pie-frase { font-family: var(--serif); font-weight: 300; font-size: clamp(30px, 4vw, 56px); line-height: 1.1; margin: 0 0 36px; max-width: 18ch; }
.pie-correo { font-size: clamp(18px, 2.2vw, 28px); text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.4); padding-bottom: 6px;
  transition: border-color .3s; }
.pie-correo:hover { border-color: #fff; }
.pie-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 26px var(--margen); border-top: 1px solid rgba(255,255,255,.12);
  font-size: 12px; letter-spacing: .06em; color: #8F8B83; }

/* Visor */
.visor { position: fixed; inset: 0; z-index: 50; background: rgba(12,13,16,.97); display: flex; align-items: center; justify-content: center; }
.visor[hidden] { display: none; }
.visor figure { margin: 0; }
.visor img { max-width: 88vw; max-height: 84vh; object-fit: contain; }
.visor button { position: absolute; background: none; border: 0; color: #fff; cursor: pointer; font-family: var(--sans); }
.visor .cerrar { top: 22px; right: var(--margen); font-size: 11px; letter-spacing: .24em; text-transform: uppercase; }
.visor .ant, .visor .sig { top: 0; bottom: 0; width: 12vw; font-size: 28px; opacity: .55; transition: opacity .3s; }
.visor .ant:hover, .visor .sig:hover { opacity: 1; }
.visor .ant { left: 0; }
.visor .sig { right: 0; }
.visor .cuenta { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; color: #9A968E; font-size: 12px; letter-spacing: .2em; margin: 0; }

@media (max-width: 820px) {
  .manifiesto, .intro { grid-template-columns: 1fr; }
  .destacado, .destacado.invertido { grid-template-columns: 1fr; }
  .destacado.invertido .destacado-foto { order: 0; }
  .ficha { position: static; }
  .cifras { grid-template-columns: repeat(2, 1fr); row-gap: 24px; }
  .barra nav a { font-size: 10px; letter-spacing: .12em; }
  .marca span { display: none; }
  .portada-pie { display: none; }
  .galeria .g { flex-basis: calc(var(--r) * 140px); }
  .visor .ant, .visor .sig { width: 18vw; }
}