/* ============================================
   Capturando la Luz — hoja de estilos
   ============================================ */

/* Reset básico */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: #ffffff;
  color: #1a1a1a;
  line-height: 1.6;
}

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

h1, h2, h3 {
  font-family: Georgia, serif;
  font-weight: 300;
  margin-bottom: 1.5rem;
}

/* Accesibilidad: foco visible siempre */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #1a1a1a;
  outline-offset: 3px;
}

/* ============ Cabecera y navegación ============ */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.logo a {
  font-family: Georgia, serif;
  font-size: 1.5rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-decoration: none;
  color: #1a1a1a;
}

.site-nav a {
  text-decoration: none;
  color: #666666;
  margin-left: 2rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

.site-nav a:hover { color: #1a1a1a; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: #1a1a1a;
}

/* ============ Contenedor principal ============ */
.site-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 4rem 4rem 4rem;
}

.site-content p { max-width: 68ch; margin-bottom: 1.2rem; }
.site-content ul { margin: 0 0 1.2rem 1.2rem; }
.site-content li { margin-bottom: 0.4rem; }

/* ============ Sección Hero (portada) ============ */
.hero-section {
  position: relative;
  width: 100%;
  height: 70vh;
  overflow: hidden;
  margin-bottom: 4rem;
}
.hero-image { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute;
  bottom: 0; left: 0; width: 100%;
  padding: 4rem;
  background: linear-gradient(to top, rgba(0,0,0,0.65), rgba(0,0,0,0));
  color: #ffffff;
}
.hero-overlay h1 { color: #ffffff; font-size: 3rem; margin-bottom: 0.5rem; }
.hero-overlay p {
  font-size: 1.1rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.9;
}

/* ============ Categorías destacadas (Inicio y Galerías) ============ */
.featured-categories { padding: 2rem 0; }
.featured-categories h2 {
  text-align: center;
  margin-bottom: 3rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 1.2rem;
  color: #666;
}
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.category-card {
  position: relative;
  display: block;
  height: 400px;
  overflow: hidden;
  text-decoration: none;
}
.category-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.category-title {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  transition: background 0.4s ease;
}
.category-title h3 {
  color: #ffffff;
  font-size: 1.8rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin: 0 0 0.5rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s ease;
}
.category-title p {
  color: #f0f0f0;
  font-size: 0.85rem;
  max-width: 30ch;
}
.category-card:hover img { transform: scale(1.05); }
.category-card:hover .category-title { background: rgba(0,0,0,0.45); }
.category-card:hover .category-title h3 { border-color: #ffffff; }

/* ============ Página "Sobre mí" ============ */
.about-block {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-top: 1rem;
}
.about-portrait {
  width: 260px;
  flex-shrink: 0;
  object-fit: cover;
}
.about-text { flex: 1; min-width: 280px; }

/* ============ Páginas de galería individual ============ */
.gallery-page h1 { margin-bottom: 0.5rem; }
.gallery-desc { color: #555; max-width: 60ch; margin-bottom: 2.5rem; }
.gallery-empty { color: #777; font-style: italic; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.gallery-item {
  display: block;
  overflow: hidden;
  background-color: #f5f5f5;
  aspect-ratio: 4 / 3;
  text-decoration: none;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.04); }

/* ============ Visor de imágenes (lightbox) ============ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.lightbox[hidden] { display: none; }

.lightbox-figure {
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox-img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.lightbox-counter {
  color: #cccccc;
  font-size: 0.85rem;
  letter-spacing: 1px;
  margin-top: 1rem;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  padding: 1rem;
}
.lightbox-close { top: 0.5rem; right: 1rem; font-size: 2.5rem; }
.lightbox-prev { left: 0.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 0.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { color: #cccccc; }

/* ============ Pie de página ============ */
.site-footer {
  text-align: center;
  padding: 3rem 0;
  font-size: 0.8rem;
  color: #999999;
  letter-spacing: 1px;
}
.footer-signature {
  height: 40px;
  width: auto;
  margin: 0 auto 0.75rem auto;
  opacity: 0.8;
}

/* Respeta la preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* ============ Adaptación a móvil ============ */
@media (max-width: 900px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-header { padding: 1.5rem; }
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 1rem 1.5rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { margin: 0.6rem 0; }

  .site-content { padding: 0 1.5rem 2rem 1.5rem; }

  .hero-section { height: 50vh; }
  .hero-overlay { padding: 1.5rem; }
  .hero-overlay h1 { font-size: 2rem; }

  .categories-grid { grid-template-columns: 1fr; }
  .category-card { height: 300px; }

  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 10px; }

  .about-block { flex-direction: column; }
  .about-portrait { width: 180px; }

  .lightbox-prev, .lightbox-next { font-size: 1.4rem; padding: 0.6rem; }
  .lightbox-close { font-size: 2rem; }
}