:root {
  --fondo: #0e0e0e;
  --texto: #e8e6e1;
  --tenue: #8a8780;
  --linea: #2a2a2a;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Inter", system-ui, sans-serif;
  --margen: clamp(16px, 4vw, 56px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font: 300 16px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* Cabecera */
.cabecera {
  position: fixed; inset: 0 0 auto 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px var(--margen);
  background: linear-gradient(rgba(14,14,14,.7), transparent);
}
.marca { font: 500 1.35rem var(--serif); letter-spacing: .04em; }
.menu { display: flex; gap: clamp(16px, 3vw, 36px); }
.menu a {
  font-size: .75rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--tenue); transition: color .2s;
}
.menu a:hover { color: var(--texto); }

/* Portada */
.portada { position: relative; height: 100svh; overflow: hidden; }
.portada img { width: 100%; height: 100%; object-fit: cover; filter: brightness(.75); }
.portada::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(transparent 50%, rgba(14,14,14,.65));
}
.portada-texto, .bajar { z-index: 1; }
.portada-texto {
  position: absolute; left: var(--margen); bottom: 18vh;
}
.portada h1 {
  margin: 0; font: 400 clamp(3rem, 9vw, 7rem)/1 var(--serif); letter-spacing: .01em;
}
.portada p {
  margin: .6em 0 0; font-size: .8rem; letter-spacing: .3em; text-transform: uppercase;
}
.bajar {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  font-size: 1.2rem; color: var(--tenue); animation: flotar 2.4s ease-in-out infinite;
}
@keyframes flotar { 50% { transform: translate(-50%, 6px); } }

/* Obra */
.obra { padding: 96px var(--margen) 64px; }
.series { display: flex; flex-wrap: wrap; gap: 8px 28px; margin-bottom: 40px; }
.series button {
  background: none; border: 0; padding: 4px 0; cursor: pointer;
  font: 400 .75rem var(--sans); letter-spacing: .18em; text-transform: uppercase;
  color: var(--tenue); border-bottom: 1px solid transparent; transition: color .2s, border-color .2s;
}
.series button:hover { color: var(--texto); }
.series button[aria-selected="true"] { color: var(--texto); border-color: var(--texto); }

.galeria { columns: 3 320px; column-gap: 20px; }
.pieza {
  position: relative; display: block; margin-bottom: 20px; break-inside: avoid; overflow: hidden;
  animation: aparecer .6s ease both;
}
.pieza img { width: 100%; height: auto; transition: transform .8s ease, opacity .4s; }
.pieza:hover img { transform: scale(1.02); opacity: .85; }
.pieza-titulo {
  position: absolute; left: 14px; bottom: 12px;
  font: italic 400 1.05rem var(--serif); opacity: 0; transform: translateY(6px);
  transition: opacity .3s, transform .3s; text-shadow: 0 1px 8px rgba(0,0,0,.6);
}
.pieza:hover .pieza-titulo, .pieza:focus-visible .pieza-titulo { opacity: 1; transform: none; }
@keyframes aparecer { from { opacity: 0; transform: translateY(12px); } }

/* Acerca y contacto */
.acerca, .contacto {
  max-width: 640px; margin: 0 auto; padding: 96px var(--margen);
  border-top: 1px solid var(--linea);
}
h2 {
  margin: 0 0 1.2em; font: 400 .75rem var(--sans); letter-spacing: .3em;
  text-transform: uppercase; color: var(--tenue);
}
.acerca p { font: 400 1.3rem/1.6 var(--serif); }
.correo { font: italic 400 clamp(1.5rem, 4vw, 2.2rem) var(--serif); border-bottom: 1px solid var(--linea); }
.correo:hover { border-color: var(--texto); }
.redes a { color: var(--tenue); font-size: .85rem; letter-spacing: .1em; }
.redes a:hover { color: var(--texto); }

.pie { padding: 40px var(--margen); text-align: center; font-size: .75rem; color: var(--tenue); }

/* Visor */
.visor {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(8,8,8,.97); animation: fundido .25s ease;
}
.visor[hidden] { display: none; }
.visor figure { margin: 0; display: flex; flex-direction: column; align-items: center; max-width: 100%; }
.visor img { max-width: 88vw; max-height: 82vh; object-fit: contain; user-select: none; }
.visor figcaption {
  margin-top: 16px; text-align: center; font: italic 400 1.05rem var(--serif); color: var(--texto);
}
.visor-desc { display: block; font: 300 .8rem var(--sans); font-style: normal; color: var(--tenue); margin-top: 4px; }
.visor button {
  position: absolute; background: none; border: 0; color: var(--tenue); cursor: pointer;
  font: 300 2.4rem/1 var(--sans); padding: 16px; transition: color .2s;
}
.visor button:hover { color: var(--texto); }
.visor button:focus:not(:focus-visible) { outline: none; }
.visor-cerrar { top: 8px; right: 12px; }
.visor-ant { left: 4px; }
.visor-sig { right: 4px; }
@keyframes fundido { from { opacity: 0; } }

@media (max-width: 600px) {
  .galeria { column-gap: 12px; }
  .pieza { margin-bottom: 12px; }
  .pieza-titulo { display: none; }
  .visor-nav { display: none; }
  .visor img { max-width: 100vw; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}