/**
 * @file
 * Breadcrumb styles for Barrio Red Aprende theme.
 * Unified breadcrumb styling for all pages.
 */

/* Base breadcrumb container */
.breadcrumb {
  background-color: transparent;
  padding: 1rem 0;
  margin: 0 !important;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Breadcrumb list */
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0.5rem;
}

/* Breadcrumb items */
.breadcrumb__item {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
}

/* Separator between items */
.breadcrumb__item:not(:last-child)::after {
  content: '›';
  margin-left: 0.5rem;
  color: var(--ra-color-grey, #7E7E7E);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1;
}

/* Breadcrumb links */
.breadcrumb__link {
  color: var(--ra-color-cobalt, #0943B5);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 400;
}

.breadcrumb__link:hover,
.breadcrumb__link:focus {
  color: var(--ra-color-blue-dark, #004884);
  text-decoration: underline;
}

/* Current page text (no link) */
.breadcrumb__text {
  color: var(--ra-text-primary, #4C4C4C);
  font-weight: 500;
}

/* Special style for the first breadcrumb link (Inicio) across all pages */
.breadcrumb__list .breadcrumb__item:first-child .breadcrumb__link {
  display: inline-flex;
  align-items: center;
  text-decoration: underline; /* show underline as requested */
  font-weight: 600 !important; /* force stronger weight */
  transition: all 0.3s ease; /* keep default transition */
  color: var(--ra-color-cobalt) !important; /* ensure cobalt color */
}

/* Visually hidden heading for screen readers */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ========================================
   PAGE-SPECIFIC BREADCRUMB LAYOUTS
   ======================================== */

/* Breadcrumbs in landing pages */
.path-contenidos-para-aprender .breadcrumb,
.path-navega .breadcrumb,
.path-recursos-de-coleccion .breadcrumb {
  max-width: 1400px;
  padding: 1rem 1.5rem 0;
}

/* Breadcrumbs in detail pages (colección, recurso) */
.page-node-type-conteidos .breadcrumb,
.page-node-type-recurso-coleccion .breadcrumb {
  max-width: 1400px;
  margin: 0 !important;
  padding: 1rem 1.5rem 0;
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 767px) {
  .breadcrumb {
    font-size: 0.8125rem;
    padding: 0.75rem 0;
    margin-bottom: 1rem;
  }

  .breadcrumb__list {
    gap: 0.375rem;
  }

  .breadcrumb__item:not(:last-child)::after {
    margin-left: 0.375rem;
    font-size: 0.875rem;
  }

  /* On mobile, allow breadcrumbs to scroll horizontally if too long */
  .breadcrumb__list {
    overflow-x: auto;
    overflow-y: hidden;
  }

  @supports (scrollbar-width: thin) {
    .breadcrumb__list {
      scrollbar-width: thin;
      scrollbar-color: var(--ra-color-silver, #B9B9B9) transparent;
    }
  }

  /* Enable momentum scrolling on iOS Safari only */
  @supports (-webkit-overflow-scrolling: touch) {
    .breadcrumb__list {
      -webkit-overflow-scrolling: touch;
    }
  }

  .breadcrumb__list::-webkit-scrollbar {
    height: 4px;
  }

  .breadcrumb__list::-webkit-scrollbar-track {
    background: transparent;
  }

  .breadcrumb__list::-webkit-scrollbar-thumb {
    background-color: var(--ra-color-silver, #B9B9B9);
    border-radius: 2px;
  }

  /* Ensure text doesn't break in mobile breadcrumbs */
  .breadcrumb__link,
  .breadcrumb__text {
    white-space: nowrap;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .breadcrumb {
    padding: 0.875rem 0;
  }

  .path-contenidos-para-aprender .breadcrumb,
  .path-navega .breadcrumb,
  .path-recursos-de-coleccion .breadcrumb {
    padding: 1rem 1rem 0;
  }
}

/* ========================================
   ACCESSIBILITY ENHANCEMENTS
   ======================================== */

/* Focus states for keyboard navigation */
.breadcrumb__link:focus-visible {
  outline: 2px solid var(--ra-color-cobalt, #0943B5);
  outline-offset: 2px;
  border-radius: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .breadcrumb__link {
    text-decoration: underline;
  }

  .breadcrumb__item:not(:last-child)::after {
    font-weight: 700;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .breadcrumb__link {
    transition: none;
  }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
  .breadcrumb {
    display: block;
    padding: 0;
    margin-bottom: 1rem;
    font-size: 0.75rem;
  }

  .breadcrumb__item:not(:last-child)::after {
    content: ' > ';
  }

  .breadcrumb__link {
    color: #000;
    text-decoration: none;
  }
}

/* ========================================
   DARK MODE SUPPORT (if theme adds it)
   ======================================== */

@media (prefers-color-scheme: dark) {
  .breadcrumb__link {
    color: var(--ra-color-havelock-blue, #4672C8);
  }

  .breadcrumb__link:hover,
  .breadcrumb__link:focus {
    color: var(--ra-color-tropical-blue, #B5C7E9);
  }

  .breadcrumb__text {
    color: var(--ra-color-white-smoke, #F4F4F4);
  }

  .breadcrumb__item:not(:last-child)::after {
    color: var(--ra-color-silver, #B9B9B9);
  }
}