:root {
  --bg: #ffffff;
  --bg-alt: #f4f4f4;
  --ink: #222222;
  --ink-soft: #6e6e6e;
  --line: #e4e4e4;
  --accent: #6e6e6e;
  --max: 1180px;
  --heading: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --sans: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  font-family: var(--heading);
  font-size: 1.25rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  height: 40px;
  width: auto;
}

.brand small {
  display: block;
  font-family: var(--sans);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

/* Submenú de "Obras disponibles" (desplegable al pasar el mouse) */
.nav-links .has-sub { position: relative; }

.nav-links .has-sub > a::after {
  content: "";
  display: inline-block;
  margin-left: 6px;
  border: 4px solid transparent;
  border-top-color: currentColor;
  vertical-align: 1px;
  transform: translateY(2px);
}

.sub-menu {
  list-style: none;
  margin: 0;
  padding: 10px 0;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 6px);
  min-width: 200px;
  background: var(--bg);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(30, 26, 20, 0.08);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}

/* Puente invisible para que el menú no se cierre al bajar el mouse */
.sub-menu::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -14px;
  height: 14px;
}

.has-sub:hover .sub-menu,
.has-sub:focus-within .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 10px);
}

.sub-menu a {
  display: block;
  padding: 8px 22px;
  white-space: nowrap;
  font-size: 0.78rem;
}

.sub-menu a:hover { background: var(--bg-alt); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--ink);
}

/* Hero */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 18px;
}

.hero h1 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin: 0 0 8px;
}

.hero h2 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--accent);
  margin: 0 0 24px;
}

.hero p {
  max-width: 560px;
  margin: 0 auto 12px;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.hero p:last-child { margin-bottom: 0; }

.btn {
  display: inline-block;
  padding: 14px 30px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  transition: background 0.2s, color 0.2s;
}

.btn:hover {
  background: var(--ink);
  color: var(--bg);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  background: var(--ink);
  border-color: var(--ink);
}

.btn-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Series preview grid on home */
.series-preview {
  padding: 40px 0 100px;
}

.series-preview .grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.series-preview .grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}

.series-card {
  position: relative;
  text-decoration: none;
  display: block;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--bg-alt);
}

.series-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.series-card:hover img {
  transform: scale(1.04);
}

.series-card .caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 28px 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent);
  color: #fff;
}

.series-card .caption h3 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: 1.6rem;
  margin: 0 0 6px;
}

.series-card .caption span {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* Galería horizontal de 4 accesos rápidos (home) */
.quick-links {
  padding: 0 0 100px;
  display: grid;
  /* Una sola fila con tantas columnas como accesos haya (5, 6...) */
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 4px;
}

.quick-links a {
  position: relative;
  display: block;
  text-decoration: none;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--ink);
}

.quick-links a img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: transform 0.5s ease, opacity 0.3s ease;
}

.quick-links a:hover img {
  transform: scale(1.05);
  opacity: 0.55;
}

.quick-links a span {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px;
  color: #fff;
  font-family: var(--heading);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.quick-links a span small {
  font-family: system-ui, sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: 6px;
}

/* Section titles */
.section-title {
  text-align: center;
  padding: 70px 0 10px;
}

.section-title .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-title h2 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0 0 16px;
}

.section-title p {
  max-width: 620px;
  margin: 0 auto;
  color: var(--ink-soft);
}

/* Gallery — una obra grande por bloque, apiladas en scroll */
.gallery {
  padding: 20px 0 60px;
  display: flex;
  flex-direction: column;
  gap: 90px;
}

.piece {
  scroll-margin-top: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.piece figure {
  margin: 0 0 28px;
  max-width: 640px;
  width: 100%;
  cursor: zoom-in;
  background: var(--bg-alt);
}

.piece figure img {
  width: 100%;
  height: auto;
  display: block;
  box-shadow: 0 18px 50px rgba(30, 26, 20, 0.14);
}

.piece .info { max-width: 480px; }

.piece .tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--ink-soft);
  margin-bottom: 14px;
}

.piece .tag.vendida {
  background: #ececec;
  color: #999;
  text-decoration: line-through;
}

.piece h3 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: 1.5rem;
  margin: 0 0 12px;
}

.piece .piece-desc {
  margin: 0 0 16px;
  font-style: italic;
  color: var(--ink-soft);
  line-height: 1.6;
}

.piece dl {
  margin: 0 0 22px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.8;
}

.piece dt {
  display: inline;
  font-weight: 600;
  color: var(--ink);
}

.piece dt::after { content: ": "; }

.piece dd {
  display: inline;
  margin: 0;
}

.piece dd + dt { display: block; margin-top: 2px; }

.piece .consultar-btn {
  display: inline-block;
  padding: 12px 26px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  transition: background 0.2s, color 0.2s;
}

.piece .consultar-btn:hover {
  background: var(--ink);
  color: var(--bg);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 16, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 40px;
}

.lightbox.open { display: flex; }

.lightbox img {
  max-width: 100%;
  max-height: 88vh;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  color: #fff;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}

/* About */
.about {
  padding: 50px 0 100px;
  max-width: 760px;
  margin: 0 auto;
}

.about h2 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: 2rem;
  margin: 0 0 18px;
}

.about p { color: var(--ink-soft); }

.about-photo-small {
  max-width: 260px;
  margin: 40px auto 0;
  border-radius: 4px;
  overflow: hidden;
}

.about-photo-small img { width: 100%; height: auto; display: block; }

/* Obras en stock — encabezado de categoría (Superficies / Centinelas) */
.stock-category {
  text-align: center;
  padding: 70px 0 10px;
  scroll-margin-top: 96px;
}

.stock-category .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 14px;
}

.stock-category h2 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0 0 16px;
}

.stock-category p {
  max-width: 620px;
  margin: 0 auto;
  color: var(--ink-soft);
}

/* Portfolio — grilla de líneas/series */
.portfolio-grid {
  padding: 20px 0 100px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.portfolio-tile {
  position: relative;
  display: block;
  text-decoration: none;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink);
}

.portfolio-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: transform 0.5s ease, opacity 0.3s ease;
}

.portfolio-tile:hover img {
  transform: scale(1.05);
  opacity: 0.55;
}

.portfolio-tile .label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

.portfolio-tile .label span {
  font-family: var(--heading);
  font-size: 1.5rem;
  color: #fff;
  letter-spacing: 0.02em;
}

/* Portfolio — página de una línea/serie */
.portfolio-hero {
  text-align: center;
  padding: 70px 0 40px;
}

.portfolio-hero .wrap { width: 100%; }

.portfolio-hero h1 {
  font-family: var(--heading);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--ink);
  margin: 0 0 16px;
}

.portfolio-hero p {
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto;
}

.portfolio-masonry {
  padding: 0;
  columns: 3;
  column-gap: 16px;
}

.portfolio-masonry img {
  width: 100%;
  display: block;
  margin-bottom: 16px;
  break-inside: avoid;
  background: var(--bg-alt);
}

.portfolio-groups { padding: 20px 0 40px; }

.portfolio-group {
  padding: 40px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.portfolio-group:first-child { border-top: none; }

.portfolio-group-title {
  font-family: var(--heading);
  font-weight: 400;
  font-size: 1.5rem;
  margin: 0 0 12px;
}

.portfolio-group-nota {
  color: var(--ink-soft);
  font-size: 0.9rem;
  max-width: 640px;
  margin: 20px 0;
}

.portfolio-pendiente {
  color: var(--ink-soft);
  font-style: italic;
  padding: 20px 0;
}

.portfolio-cta {
  text-align: center;
  padding: 36px 0 0;
}

.portfolio-cta p {
  color: var(--ink-soft);
  margin: 0 0 16px;
}

.otras-obras-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  padding: 10px 0 20px;
}

.otras-obras-item h3 {
  font-family: var(--heading);
  font-weight: 500;
  font-size: 1.1rem;
  margin: 0 0 8px;
}

.otras-obras-item p {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin: 0;
}

.portfolio-back {
  display: inline-block;
  margin: 40px 0 0;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

/* Contact */
.contact-section {
  padding: 60px 0 110px;
  text-align: center;
}

.contact-cards {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px 36px;
  min-width: 220px;
  text-decoration: none;
  color: var(--ink);
}

.contact-card .icon { font-size: 1.8rem; margin-bottom: 10px; }

.contact-card h3 {
  font-family: var(--heading);
  font-weight: 400;
  margin: 0 0 6px;
}

.contact-card span {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.site-footer a { color: var(--accent); text-decoration: none; }

/* Responsive */
@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: center;
    gap: 22px;
    padding: 30px 0;
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    transition: transform 0.25s ease;
  }
  .nav-links.open { transform: translateY(0); }
  /* En celular el submenú se muestra siempre, debajo de "Obras disponibles" */
  .nav-links .has-sub { text-align: center; }
  .nav-links .has-sub > a::after { display: none; }
  .sub-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    border: none;
    box-shadow: none;
    min-width: 0;
    padding: 8px 0 0;
    background: none;
  }
  .has-sub:hover .sub-menu,
  .has-sub:focus-within .sub-menu { transform: none; }
  .sub-menu::before { display: none; }
  .sub-menu a { padding: 6px 0; font-size: 0.75rem; }
  .sub-menu a:hover { background: none; }
  .nav-toggle { display: block; }
  .series-preview .grid-2,
  .series-preview .grid-3 { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-masonry { columns: 1; }
  .quick-links { grid-auto-flow: row; grid-template-columns: 1fr 1fr; }
  /* Si la cantidad es impar, el último acceso ocupa todo el ancho */
  .quick-links a:last-child:nth-child(odd) { grid-column: 1 / -1; aspect-ratio: 3 / 2; }
}