/* ============================================================================
   PATA AMARILLA — single-post.css
   Mejoras premium para la vista de articulo individual (post_type 'post').
   Todo escapado bajo body.single-post para no afectar otras plantillas
   (el theme no tiene single-{cpt}.php propios y comparte el single.php
   generico de GeneratePress con pa_program / pa_curso / etc).
   ============================================================================ */

/* ── 1. Barra de progreso de lectura ──────────────────────────────── */
body.single-post .pa-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(0,0,0,.08);
  z-index: 9999;
}
body.single-post .pa-reading-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--pa-amarillo);
  transition: width .1s linear;
}

/* ── 2. Barra flotante de compartir — reconstruida desde cero ─────────
   Los 6 iconos (WhatsApp, Facebook, X, Telegram, LinkedIn, Copiar enlace)
   son todos <a> — misma tecnica de SVG solido con fill="currentColor",
   sin stroke, sin estilos inline. El color se controla en un unico
   lugar: `color` en .pa-share-btn. El bug historico del icono de copiar
   enlace era que originalmente vivia en un <button>, cuyo elemento
   nativo era neutralizado por un reset global de GeneratePress/WooCommerce;
   unificar todo como <a> lo resolvio de raiz.
   ─────────────────────────────────────────────────── */
body.single-post .pa-share-float {
  position: fixed;
  left: 24px;
  top: 50%;
  transform: translate(-16px, -50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px 8px;
  background: var(--pa-negro);
  border-radius: 999px;
  box-shadow: var(--pa-sombra-hover);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}
body.single-post .pa-share-float.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(0, -50%);
}

/* Boton base — unica fuente de color para todos los iconos */
body.single-post .pa-share-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pa-blanco);
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  transition: background .2s ease, color .2s ease, transform .15s ease;
}
body.single-post .pa-share-btn:hover {
  background: var(--pa-amarillo);
  color: var(--pa-negro);
}
body.single-post .pa-share-btn:active {
  transform: scale(.92);
}

/* Icono — mismo componente para los 4 botones, sin excepciones */
body.single-post .pa-share-icon {
  width: 18px;
  height: 18px;
  display: block;
  fill: currentColor;
  pointer-events: none;
}

/* Copiar enlace: el icono de check queda oculto hasta que se copia */
body.single-post .pa-share-icon-check {
  display: none;
}
body.single-post .pa-share-copy.is-copied {
  background: var(--pa-amarillo);
  color: var(--pa-negro);
}
body.single-post .pa-share-copy.is-copied .pa-share-icon-link {
  display: none;
}
body.single-post .pa-share-copy.is-copied .pa-share-icon-check {
  display: block;
  fill: none;
}

/* Tooltip lateral */
body.single-post .pa-share-btn::after {
  content: attr(data-tip);
  position: absolute;
  left: 52px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--pa-negro);
  color: var(--pa-blanco);
  font-size: var(--pa-font-label);
  padding: 4px 10px;
  border-radius: var(--pa-radio);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s ease;
}
body.single-post .pa-share-btn:hover::after {
  opacity: 1;
}

/* Toast de confirmacion (visible tambien en movil, donde no hay :hover) */
body.single-post .pa-share-toast {
  position: absolute;
  left: 52px;
  bottom: 0;
  background: var(--pa-amarillo);
  color: var(--pa-negro);
  font-size: var(--pa-font-meta);
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--pa-radio);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
body.single-post .pa-share-toast.is-visible {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 1023px) {
  body.single-post .pa-share-float {
    left: 0;
    right: 0;
    top: auto;
    bottom: 0;
    width: 100%;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 22px;
    border-radius: 0;
    box-shadow: 0 -4px 20px rgba(0,0,0,.18);
    padding: 12px env(safe-area-inset-right) calc(12px + env(safe-area-inset-bottom)) env(safe-area-inset-left);
    transform: translateY(100%);
  }
  body.single-post .pa-share-float.is-visible {
    transform: translateY(0);
  }
  body.single-post .pa-share-btn::after { display: none; }
  body.single-post .pa-share-toast {
    left: 50%;
    bottom: 100%;
    transform: translate(-50%, 6px);
  }
  body.single-post .pa-share-toast.is-visible {
    transform: translate(-50%, -6px);
  }
}

/* ── 3. Breadcrumb "Redacción / Categoria" — mismo lenguaje de pastilla
   negro/ambar que el resto del sitio (eyebrows de Equipo, Programas,
   Destacados). Integrado, no flotante.
   ─────────────────────────────────────────────────── */
body.single-post .pa-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
}
body.single-post .pa-breadcrumb-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--pa-font-micro);
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--pa-amarillo);
  background: var(--pa-negro);
  padding: 8px 14px;
  border-radius: 4px;
  text-decoration: none;
  transition: background .2s ease, gap .2s ease;
}
body.single-post .pa-breadcrumb-pill svg {
  display: block;
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  transition: transform .2s ease;
}
body.single-post .pa-breadcrumb-pill-text {
  display: inline-block;
  height: 12px;
  line-height: 12px;
}
body.single-post .pa-breadcrumb-pill:hover {
  background: var(--pa-gris-oscuro);
  opacity: 1;
  gap: 9px;
}
body.single-post .pa-breadcrumb-pill:hover svg {
  transform: translateX(-2px);
}
body.single-post .pa-breadcrumb-sep {
  color: #d1d5db;
  font-size: var(--pa-font-meta);
  line-height: 1;
}
body.single-post .pa-breadcrumb-cat {
  font-size: var(--pa-font-micro);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--pa-gris-medio);
  text-decoration: none;
  transition: color .2s ease;
}
body.single-post .pa-breadcrumb-cat:hover {
  color: var(--pa-negro);
  opacity: 1;
}

/* ── 4. Pastilla de tiempo de lectura ──────────────────────── */
body.single-post .entry-header .entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
body.single-post .pa-reading-time {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--pa-font-meta);
  font-weight: 600;
  color: var(--pa-gris-medio);
  background: var(--pa-gris-claro);
  padding: 5px 12px;
  border-radius: 999px;
}

/* ── 5. Tarjeta de autor ───────────────────────────────── */
body.single-post .pa-author-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin: 40px 0;
  padding: 24px;
  background: var(--pa-blanco);
  border: 1px solid var(--pa-gris-claro);
  border-top: 3px solid var(--pa-amarillo);
  border-radius: var(--pa-radio-lg);
  box-shadow: var(--pa-sombra);
}
body.single-post .pa-author-card-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
body.single-post .pa-author-card-label {
  display: block;
  font-size: var(--pa-font-label);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--pa-gris-medio);
  font-weight: 700;
  margin-bottom: 2px;
}
body.single-post .pa-author-card-name {
  font-size: var(--pa-font-card-title-lg);
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--pa-negro);
}
body.single-post .pa-author-card-bio {
  font-size: var(--pa-font-body);
  line-height: var(--pa-lh-normal);
  color: var(--pa-gris-medio);
  margin: 0 0 10px;
}
body.single-post .pa-author-card-link {
  font-size: var(--pa-font-meta);
  font-weight: 700;
  color: var(--pa-negro);
  text-decoration: none;
  border-bottom: 2px solid var(--pa-amarillo);
  padding-bottom: 1px;
}
body.single-post .pa-author-card-link:hover { color: var(--pa-gris-oscuro); }

/* ── 6. Sigue leyendo ─────────────────────────────────────── */
body.single-post .pa-related-posts {
  background: var(--pa-gris-claro);
  padding: 56px 24px;
  margin-top: 40px;
}
body.single-post .pa-related-posts-inner {
  max-width: var(--pa-max-width);
  margin: 0 auto;
}
body.single-post .pa-related-posts-title {
  font-size: var(--pa-font-section-title);
  font-weight: 800;
  color: var(--pa-negro);
  margin: 0 0 28px;
  position: relative;
  padding-bottom: 14px;
}
body.single-post .pa-related-posts-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 4px;
  background: var(--pa-amarillo);
  border-radius: 2px;
}
body.single-post .pa-related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 767px) {
  body.single-post .pa-related-posts-grid { grid-template-columns: 1fr; }
}
body.single-post .pa-related-card {
  display: block;
  background: var(--pa-blanco);
  border-radius: var(--pa-radio-lg);
  overflow: hidden;
  box-shadow: var(--pa-sombra);
  text-decoration: none;
  transition: transform var(--pa-transicion), box-shadow var(--pa-transicion);
}
body.single-post .pa-related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--pa-sombra-hover);
}
body.single-post .pa-related-card-img {
  aspect-ratio: 16 / 10;
  background: var(--pa-gris-claro);
  overflow: hidden;
}
body.single-post .pa-related-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
body.single-post .pa-related-card-body {
  padding: 16px 18px 20px;
}
body.single-post .pa-related-card-cat {
  display: inline-block;
  font-size: var(--pa-font-label);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--pa-negro);
  background: var(--pa-amarillo);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}
body.single-post .pa-related-card-title {
  font-size: var(--pa-font-card-title);
  font-weight: 700;
  color: var(--pa-negro);
  margin: 0;
  line-height: var(--pa-lh-snug);
}

/* ── 7. Navegación anterior / siguiente entrada ───────────────────
   GeneratePress no trae flex/float propio para .nav-previous/.nav-next,
   por defecto son dos <div> que se apilan. Los ponemos lado a lado.
   ─────────────────────────────────────────────────── */
body.single-post .post-navigation {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px 24px;
  padding-top: 20px;
  margin-top: 12px;
  border-top: 1px solid var(--pa-gris-claro);
}
body.single-post .post-navigation .nav-previous,
body.single-post .post-navigation .nav-next {
  flex: 1 1 240px;
  max-width: calc(50% - 12px);
}
body.single-post .post-navigation .nav-next {
  text-align: right;
  margin-left: auto;
}
body.single-post .post-navigation .nav-previous::before {
  content: '← Anterior';
  display: block;
  font-size: var(--pa-font-micro);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--pa-gris-medio);
  margin-bottom: 4px;
}
body.single-post .post-navigation .nav-next::before {
  content: 'Siguiente →';
  display: block;
  font-size: var(--pa-font-micro);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--pa-gris-medio);
  margin-bottom: 4px;
  text-align: right;
}
body.single-post .post-navigation span.prev,
body.single-post .post-navigation span.next {
  display: block;
}
body.single-post .post-navigation a {
  font-size: var(--pa-font-meta);
  font-weight: 700;
  color: var(--pa-negro);
  text-decoration: none;
  line-height: var(--pa-lh-snug);
  transition: color var(--pa-transicion);
}
body.single-post .post-navigation a:hover {
  color: var(--pa-gris-oscuro);
  text-decoration: underline;
}
@media (max-width: 600px) {
  body.single-post .post-navigation .nav-previous,
  body.single-post .post-navigation .nav-next {
    flex-basis: 100%;
    max-width: 100%;
  }
  body.single-post .post-navigation .nav-next {
    text-align: left;
  }
  body.single-post .post-navigation .nav-next::before {
    text-align: left;
  }
}