.post-page {
  min-height: 100vh;
}

.post-header {
  position: relative;
  width: 100%;
  height: 100vh;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-color: #111;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.post-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.92) 0%,
    rgba(0, 0, 0, 0.3) 55%,
    transparent 100%
  );
  pointer-events: none;
}

/* Back link */
.post-back {
  position: absolute;
  top: 2rem;
  left: 2rem;
  z-index: 10;
  color: #ffffff;
  text-decoration: none;
  font-size: 1.3rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  opacity: 0.65;
  transition: opacity 0.2s ease;
}

.post-back:hover {
  opacity: 1;
  color: #ffffff;
}

/* Title + meta */
.post-header__info {
  position: relative;
  z-index: 10;
  padding: 0 2.5rem 3.5rem;
}

.post-header__title {
  font-size: 4rem;
  font-weight: 700;
  margin: 0 0 0.6rem;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.post-header__meta {
  font-size: 0.8rem;
  font-weight: 300;
  opacity: 0.65;
  letter-spacing: 0.1em;
  margin: 0;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  text-transform: uppercase;
}

.post-header__location::before {
  content: '/';
  margin-right: 0.6rem;
  opacity: 0.5;
}

/* ── Text content ─────────────────────────────────────── */
.post-content {
  margin: 5rem 3rem;
  padding: 0 2rem;
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.85;
  opacity: 0.85;
}

/* ── Gallery ──────────────────────────────────────────── */
.post-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
  margin: 0 10%;
}

.post-gallery__item {
  overflow: hidden;
}

.post-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.post-gallery__item:hover img {
  transform: scale(1.03);
}

/*
  Types:
    horizontal — 3:2  · 1 columna  (paisajes, planos generales)
    vertical   — 2:3  · 1 columna  (detalles en altura, retratos)
    panorama   — 16:7 · 2 columnas (apertura de reportaje, gran angular)
    wide       — 16:9 · 2 columnas (plano amplio, cielos, fachadas)
*/
.post-gallery__item--horizontal { aspect-ratio: 3 / 2; }
.post-gallery__item--vertical   { aspect-ratio: 2 / 3; }
.post-gallery__item--panorama   { grid-column: span 2; aspect-ratio: 16 / 7; }
.post-gallery__item--wide       { grid-column: span 2; aspect-ratio: 16 / 9; }

/* ── Responsive ───────────────────────────────────────── */
@media screen and (max-width: 768px) {
  .post-header__title {
    font-size: 2.5rem;
  }

  .post-header__info {
    padding: 0 1.5rem 2.5rem;
  }

  .post-gallery {
    grid-template-columns: 1fr;
    margin: 0 4%;
  }

  /* En móvil, todos ocupan una columna y usan ratio horizontal */
  .post-gallery__item--panorama,
  .post-gallery__item--wide {
    grid-column: span 1;
    aspect-ratio: 3 / 2;
  }
}

@media screen and (max-width: 480px) {
  .post-header__title {
    font-size: 1.8rem;
  }

  .post-header__info {
    padding: 0 1.2rem 2rem;
  }

  .post-back {
    top: 1.2rem;
    left: 1.2rem;
  }

  .post-gallery {
    margin: 0 3%;
    gap: 0.5rem;
  }
}