/* ==========================================================================
   Blog — list (/cybersecurity-blog) and post (/cybersecurity-blog/<slug>)
   ========================================================================== */

/* ---- Filter chips ---- */
.blog-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--cds-spacing-04) var(--cds-spacing-05);
  margin-bottom: var(--cds-spacing-06);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cds-spacing-03);
}

.filter-chip {
  min-height: 2rem;
  padding: 0 var(--cds-spacing-05);
  font-size: 0.875rem;
  color: var(--cds-text-primary);
  background: var(--cds-layer);
  border: 1px solid var(--cds-border-strong);
  border-radius: 999px;
  transition:
    background var(--cds-duration-fast) var(--cds-ease-productive),
    color var(--cds-duration-fast) var(--cds-ease-productive);
}

.filter-chip:hover {
  background: var(--cds-layer-hover);
}

.filter-chip[aria-pressed="true"] {
  color: var(--cds-background);
  background: var(--cds-text-primary);
  border-color: var(--cds-text-primary);
}

.blog-count {
  color: var(--cds-text-secondary);
}

.blog-featured {
  margin-bottom: var(--cds-spacing-06);
}

.blog-empty {
  padding: var(--cds-spacing-07);
  color: var(--cds-text-secondary);
  background: var(--cds-layer);
}

/* ---- Post card ---- */
.post-grid {
  display: grid;
  gap: var(--cds-spacing-05);
  grid-template-columns: minmax(0, 1fr);
}

.post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: var(--cds-text-primary);
  background: var(--cds-layer);
  border: 1px solid var(--cds-border-subtle);
  transition: background var(--cds-duration-fast) var(--cds-ease-productive);
}

.post-card:hover {
  color: var(--cds-text-primary);
  text-decoration: none;
  background: var(--cds-layer-hover);
}

.post-card__cover-wrap {
  position: relative;
  display: block;
}

.post-card__cover {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--cds-layer-accent);
}

/* "Latest" badge on the newest post. */
.post-card__latest {
  position: absolute;
  top: var(--cds-spacing-03);
  left: var(--cds-spacing-03);
  padding: 0.125rem 0.625rem;
  border-radius: 999px;
  background: var(--cds-interactive);
  color: var(--cds-white, #fff);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.post-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--cds-spacing-03);
  padding: var(--cds-spacing-05);
}

.post-card__title {
  font-size: 1.25rem;
  line-height: 1.625rem;
  font-weight: 400;
}

.post-card:hover .post-card__title {
  text-decoration: underline;
}

.post-card__excerpt {
  font-size: 0.875rem;
  line-height: 1.375rem;
  color: var(--cds-text-secondary);
}
/* Cap the excerpt so cards in a row stay a tidy, consistent height. */
.post-card:not(.post-card--featured) .post-card__excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cds-spacing-02) var(--cds-spacing-03);
  color: var(--cds-text-secondary);
}

@media (min-width: 42rem) {
  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 66rem) {
  .post-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .post-card--featured {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  }

  .post-card--featured .post-card__cover-wrap,
  .post-card--featured .post-card__cover {
    height: 100%;
  }

  .post-card--featured .post-card__body {
    justify-content: center;
    padding: var(--cds-spacing-07);
  }

  .post-card--featured .post-card__title {
    font-size: 2rem;
    line-height: 2.5rem;
    font-weight: 300;
  }

  .post-card--featured .post-card__excerpt {
    font-size: 1rem;
    line-height: 1.5rem;
  }
}

/* ---- Post page ---- */
.post {
  max-width: 46rem;
  /* Centre the readable column inside the wide page container. */
  margin-inline: auto;
}

.post-header {
  display: flex;
  flex-direction: column;
  gap: var(--cds-spacing-04);
  margin-bottom: var(--cds-spacing-07);
}

.post-header__title {
  overflow-wrap: break-word;
}

.post-header__lead {
  font-size: 1.25rem;
  line-height: 1.75rem;
  color: var(--cds-text-secondary);
}

.post-header__author {
  color: var(--cds-text-secondary);
}

.post__cover img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--cds-border-subtle);
}

.post__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cds-spacing-03);
  margin-top: var(--cds-spacing-07);
}

.post__sources {
  margin-top: var(--cds-spacing-07);
  padding-top: var(--cds-spacing-05);
  border-top: 1px solid var(--cds-border-subtle);
}

.post__sources ol {
  margin-top: var(--cds-spacing-03);
  padding-left: var(--cds-spacing-06);
  list-style: decimal;
  color: var(--cds-text-secondary);
}

.post-missing {
  display: flex;
  flex-direction: column;
  gap: var(--cds-spacing-04);
  padding-block: var(--cds-spacing-09);
}

.post-related {
  margin-top: var(--cds-spacing-10);
}

.post-related__title {
  margin-bottom: var(--cds-spacing-05);
}

/* ==========================================================================
   "More from the blog" carousel (pages/blog-post.js). Swipeable row of post
   cards with prev/next controls; scroll-snap for tidy paging.
   ========================================================================== */
.post-carousel {
  position: relative;
  margin-top: var(--cds-spacing-05);
}
.post-carousel__track {
  display: flex;
  gap: var(--cds-spacing-05);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: var(--cds-spacing-04);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.post-carousel__track:focus-visible {
  outline: 2px solid var(--cds-focus, #0f62fe);
  outline-offset: 4px;
}
.post-carousel__track {
  align-items: stretch;
}
.post-carousel__track > .post-card {
  flex: 0 0 clamp(15rem, 78vw, 21rem);
  scroll-snap-align: start;
  height: auto; /* let the row stretch every card to the same height (override height:100%) */
}

.post-carousel__nav {
  position: absolute;
  top: 7.5rem; /* roughly centred on the card cover */
  transform: translateY(-50%);
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid var(--cds-border-subtle, #e0e0e0);
  background: var(--cds-layer, #fff);
  color: var(--cds-text-primary, #161616);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.18);
  cursor: pointer;
  transition: background 0.15s, opacity 0.2s, transform 0.15s;
}
.post-carousel__nav svg { width: 1.25rem; height: 1.25rem; }
.post-carousel__nav--prev { left: -0.75rem; }
.post-carousel__nav--next { right: -0.75rem; }
.post-carousel__nav:hover { background: var(--cds-layer-hover, #e8e8e8); }
.post-carousel__nav:focus-visible { outline: 2px solid var(--cds-focus, #0f62fe); outline-offset: 2px; }
.post-carousel__nav:disabled { opacity: 0; pointer-events: none; }
.post-carousel__nav[hidden] { display: none; }

@media (prefers-reduced-motion: reduce) {
  .post-carousel__track { scroll-behavior: auto; }
}