/**
 * Single Article UX - Barra de progreso, relacionados compactos, continúa leyendo
 * Peru Mag Theme - Experiencia no invasiva
 */

/* ─── 1. Barra de progreso de lectura (al final de la pantalla) ─── */
.perumag-reading-progress {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 9998;
  background: rgba(0, 0, 0, 0.06);
  pointer-events: none;
}

.perumag-reading-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--primary-color);
  transition: width 0.12s ease-out;
  max-width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .perumag-reading-progress-bar {
    transition: none;
  }
}

/* ─── 2. Artículos relacionados a mitad del artículo (compactos) ─── */
.perumag-related-mid-article {
  margin: 24px 0;
  padding: 16px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.perumag-related-mid-article .perumag-related-mid-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.perumag-related-mid-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.perumag-related-mid-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.2s ease;
}

.perumag-related-mid-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.perumag-related-mid-card a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.perumag-related-mid-card-img-wrap {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-alt);
}

.perumag-related-mid-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.perumag-related-mid-card-content {
  padding: 8px 10px;
}

.perumag-related-mid-card-cat {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 2px;
  display: block;
}

.perumag-related-mid-card-title {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0;
  color: var(--text-main);
}

.perumag-related-mid-card:hover .perumag-related-mid-card-title {
  color: var(--primary-color);
}

/* ─── 3. Bloque compacto "Te podría interesar" (final del artículo) ─── */
.perumag-related-compact {
  margin-top: 32px;
  margin-bottom: 24px;
}

.perumag-related-compact-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 12px 0;
}

.perumag-related-compact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.perumag-related-compact-card {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.perumag-related-compact-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.perumag-related-compact-link {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px;
  text-decoration: none;
  color: inherit;
}

.perumag-related-compact-thumb {
  width: 72px;
  height: 54px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
}

.perumag-related-compact-thumb-placeholder {
  background: var(--bg-alt);
}

.perumag-related-compact-body {
  flex: 1;
  min-width: 0;
}

.perumag-related-compact-cat {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  display: block;
  margin-bottom: 2px;
}

.perumag-related-compact-heading {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0;
  color: var(--text-main);
}

.perumag-related-compact-card:hover .perumag-related-compact-heading {
  color: var(--primary-color);
}

/* ─── 4. Bloque "Siguiente noticia" (solo al final; revelado por scroll) ─── */
.perumag-continue-reading {
  margin-top: 24px;
  margin-bottom: 32px;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.perumag-continue-reading--hidden {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

.perumag-continue-reading--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.perumag-continue-reading--transitioning .perumag-continue-reading-card {
  border-color: var(--primary-color);
  box-shadow: 0 4px 12px rgba(225, 29, 72, 0.12);
}

.perumag-continue-reading-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 10px 0;
}

.perumag-continue-reading-card {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 12px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.perumag-continue-reading-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 4px 12px rgba(225, 29, 72, 0.08);
}

.perumag-continue-reading-img {
  width: 100px;
  height: 68px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.perumag-continue-reading-img-placeholder {
  background: var(--bg-alt);
}

.perumag-continue-reading-content {
  flex: 1;
  min-width: 0;
}

.perumag-continue-reading-cat {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  display: block;
  margin-bottom: 4px;
}

.perumag-continue-reading-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
  margin: 0 0 6px 0;
  color: var(--text-main);
}

.perumag-continue-reading-card:hover .perumag-continue-reading-title {
  color: var(--primary-color);
}

.perumag-continue-reading-btn {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-color);
}

.perumag-continue-reading-card:hover .perumag-continue-reading-btn {
  text-decoration: underline;
}

/* Mensaje "Pasando a la siguiente noticia..." antes de redirigir */
.perumag-continue-reading-transition {
  margin: 10px 0 0 0;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 6px;
}

.perumag-continue-reading-transition::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary-color);
  animation: perumag-transition-dot 1s ease-in-out infinite;
}

@keyframes perumag-transition-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .perumag-related-mid-cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .perumag-related-mid-article {
    margin: 18px 0;
    padding: 12px 0;
  }

  .perumag-related-mid-card-content {
    padding: 6px 8px;
  }

  .perumag-related-compact-grid {
    grid-template-columns: 1fr;
  }

  .perumag-related-compact-link {
    flex-direction: column;
    align-items: flex-start;
  }

  .perumag-related-compact-thumb,
  .perumag-related-compact-thumb-placeholder {
    width: 100%;
    height: 120px;
  }

  .perumag-continue-reading-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .perumag-continue-reading-img,
  .perumag-continue-reading-img-placeholder {
    width: 100%;
    height: 140px;
  }
}

@media (max-width: 480px) {
  .perumag-related-compact {
    margin-top: 24px;
    margin-bottom: 20px;
  }

  .perumag-continue-reading {
    margin-top: 20px;
    margin-bottom: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .perumag-reading-progress-bar,
  .perumag-related-mid-card,
  .perumag-related-compact-card,
  .perumag-continue-reading,
  .perumag-continue-reading-card {
    transition: none;
  }
  .perumag-continue-reading-transition::before {
    animation: none;
  }
}