/* Blog (/blog, /blog/:slug). Layout, cards, filters and the article frame come
   from guides.css so every resource library reads the same; this file only adds
   what is specific to editorial posts. */

.bl-card-title { margin: 0; font-weight: 600; }
.gd-featured-title.bl-card-title { font-size: var(--fs-h3); }
.gd-card-foot time { white-space: nowrap; }
[data-gd-spotlight][hidden] { display: none; }

.bl-tag-link { text-decoration: none; transition: background var(--dur-fast) var(--ease-out); }
.bl-tag-link:hover { background: var(--color-violet-100); }
.bl-tag-link:focus-visible { outline: none; box-shadow: var(--focus-ring); }

.bl-cover { margin: var(--space-10) 0 0; }
.bl-cover img {
  display: block;
  width: 100%; height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  background: var(--color-ivory);
}
.bl-cover figcaption { margin-top: var(--space-3); font-size: var(--fs-body-sm); color: var(--fg-muted); }

/* A post short enough to skip the table of contents keeps the same reading
   column, centred. */
.gdd-layout.bl-no-toc { grid-template-columns: minmax(0, 720px); justify-content: center; }

.bl-quote {
  margin: var(--space-8) 0;
  padding: var(--space-2) 0 var(--space-2) var(--space-6);
  max-width: 62ch;
  border-left: 3px solid var(--brand);
}
.gdd-section .bl-quote p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.4;
  letter-spacing: var(--tracking-tight);
  color: var(--fg);
}

.bl-guide {
  position: relative;
  display: grid; gap: var(--space-2);
  margin: var(--space-12) 0 var(--space-8);
  padding: var(--space-8);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-2xl);
  background: var(--gradient-ai-soft);
  transition: box-shadow var(--dur-base) var(--ease-out);
}
.bl-guide:hover { box-shadow: var(--shadow-md); }
.bl-guide-kicker {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-violet-700);
}
.bl-guide-kicker i, .bl-guide-kicker svg { width: 16px; height: 16px; }
.bl-guide h2 { margin: 0; font-family: var(--font-display); font-size: var(--fs-h4); line-height: var(--lh-snug); }
.bl-guide h2 a { color: var(--fg); text-decoration: none; }
/* The whole card is the click target; the heading link carries the name. */
.bl-guide h2 a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.bl-guide h2 a:focus-visible { outline: none; }
.bl-guide:focus-within { box-shadow: var(--focus-ring), var(--shadow-md); }
.bl-guide p { margin: 0; color: var(--fg-body); line-height: var(--lh-relaxed); max-width: 62ch; }
.bl-guide-foot {
  display: inline-flex; align-items: center; gap: var(--space-2);
  margin-top: var(--space-2);
  font-size: var(--fs-body-sm);
  font-weight: 600;
  color: var(--brand);
}
.bl-guide-foot i, .bl-guide-foot svg { width: 16px; height: 16px; transition: transform var(--dur-base) var(--ease-out); }
.bl-guide:hover .bl-guide-foot i, .bl-guide:hover .bl-guide-foot svg { transform: translateX(3px); }

.bl-share {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.bl-share-h {
  margin-right: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--fg-muted);
}
.bl-share-btn {
  appearance: none;
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  color: var(--fg-body);
  font: inherit;
  font-size: var(--fs-body-sm);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.bl-share-btn:hover { border-color: var(--color-violet-300); color: var(--fg); }
.bl-share-btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.bl-share-btn.is-copied { border-color: var(--color-emerald-700); color: var(--color-emerald-700); }
.bl-share-btn i, .bl-share-btn svg { width: 16px; height: 16px; }
.bl-share-status { font-size: var(--fs-body-sm); color: var(--color-emerald-700); }

.bl-detail .gdd-cta { margin-top: var(--space-8); }

@media (max-width: 640px) {
  .bl-cover { margin-top: var(--space-6); }
  .bl-cover img { border-radius: var(--radius-xl); }
  .bl-guide { padding: var(--space-6); }
  .bl-quote { padding-left: var(--space-4); }
}

@media (prefers-reduced-motion: reduce) {
  .bl-guide, .bl-guide-foot i, .bl-guide-foot svg, .bl-share-btn, .bl-tag-link { transition: none; }
  .bl-guide:hover .bl-guide-foot i, .bl-guide:hover .bl-guide-foot svg { transform: none; }
}