/* ============================================================
   AutoBricks AI — Blog CSS
   Loaded only on /blog/* pages via {% block head_extra %}
   Inherits all :root tokens from public.css
   ============================================================ */

/* ---- Blog header ---- */
.blog-header {
  padding: 48px 0 32px;
}
.blog-header h1 {
  font-family: var(--font-sans);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin: 0 0 12px;
}
.blog-header p {
  font-size: 16px;
  color: var(--color-text-2);
  line-height: 1.6;
  margin: 0;
}

/* ---- Category pills ---- */
.category-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.category-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s var(--ease);
  border: 1px solid var(--color-border);
  color: var(--color-text-2);
  background: #fff;
}
.category-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}
.category-pill.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---- Blog grid ---- */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 80px;
}
@media (min-width: 640px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---- Blog card ---- */
.blog-card {
  background: #fff;
  border: 1px solid var(--color-border-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all 0.3s var(--ease);
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  border-color: var(--color-primary-border);
  box-shadow: 0 12px 32px -12px rgba(0, 0, 0, 0.12);
  transform: translateY(-3px);
  text-decoration: none;
}
.blog-card__image {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: var(--color-fill-2);
}
.blog-card__body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.blog-card__category {
  display: inline-flex;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.blog-card__title {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--color-text);
}
.blog-card__excerpt {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0 0 12px;
  flex: 1;
}
.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--color-text-3);
  font-weight: 500;
}
.blog-card__meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--color-text-4); }

/* ---- Blog pagination ---- */
.blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 48px;
  padding-bottom: 48px;
}
.blog-pagination a, .blog-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border-radius: var(--r);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s var(--ease);
}
.blog-pagination a {
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.blog-pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.blog-pagination .current {
  background: var(--color-primary);
  color: #fff;
  border: 1px solid var(--color-primary);
}
.blog-pagination .disabled { color: var(--color-text-4); pointer-events: none; }

/* ---- Blog post page ---- */
.blog-post-header {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 0 24px;
  text-align: center;
}
.blog-post-header .breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-3);
  margin-bottom: 20px;
}
.blog-post-header .breadcrumb a {
  color: var(--color-text-3);
  text-decoration: none;
}
.blog-post-header .breadcrumb a:hover { color: var(--color-primary); }
.blog-post-header .breadcrumb .sep { color: var(--color-text-4); }
.blog-post-header .post-category {
  display: inline-flex;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.blog-post-header h1 {
  font-family: var(--font-sans);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--color-text);
  margin: 0 0 16px;
}
.blog-post-header .post-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 14px;
  color: var(--color-text-2);
}
.blog-post-header .post-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--color-text-4); }

.blog-post-hero {
  max-width: 900px;
  margin: 0 auto 40px;
  border-radius: var(--r-xl);
  overflow: hidden;
}
.blog-post-hero img {
  width: 100%;
  display: block;
}

/* ---- Prose (Markdown body) ---- */
.prose {
  max-width: 720px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-text);
}
.prose h2 {
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 2.4em 0 0.6em;
  color: var(--color-text);
}
.prose h3 {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 2em 0 0.5em;
  color: var(--color-text);
}
.prose h4 {
  font-size: 17px;
  font-weight: 700;
  margin: 1.6em 0 0.4em;
}
.prose p {
  margin: 0 0 1.4em;
}
.prose a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.prose a:hover { color: var(--color-primary-active); }
.prose strong { font-weight: 700; color: var(--color-text); }
.prose ul, .prose ol {
  margin: 0 0 1.4em;
  padding-left: 1.6em;
}
.prose li { margin-bottom: 0.4em; }
.prose blockquote {
  margin: 1.6em 0;
  padding: 16px 20px;
  border-left: 3px solid var(--color-primary);
  background: var(--color-fill-1);
  font-style: italic;
  color: var(--color-text-2);
}
.prose blockquote p { margin-bottom: 0; }
.prose pre {
  margin: 1.6em 0;
  padding: 18px 20px;
  background: var(--bg-ink);
  color: #d4d4d4;
  border-radius: var(--r-lg);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--color-fill-2);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--color-border-2);
}
.prose pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: 14px;
}
.prose img {
  max-width: 100%;
  border-radius: var(--r-lg);
  margin: 1.6em 0;
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  font-size: 15px;
}
.prose th, .prose td {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  text-align: left;
}
.prose th {
  background: var(--color-fill-2);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.prose hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2.4em 0;
}

/* ---- Post footer (tags + share) ---- */
.blog-post-footer {
  max-width: 720px;
  margin: 48px auto 0;
  padding-top: 28px;
  padding-bottom: 80px;
  border-top: 1px solid var(--color-border-2);
}
.post-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.post-tag {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--color-fill-2);
  color: var(--color-text-2);
  text-decoration: none;
}
.post-tag:hover { background: var(--color-primary-bg); color: var(--color-primary); text-decoration: none; }

.share-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
}
.share-buttons span {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-3);
  margin-right: 4px;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-2);
  text-decoration: none;
  transition: all 0.2s var(--ease);
}
.share-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.share-btn svg { width: 16px; height: 16px; }

/* ---- Related posts ---- */
.related-posts {
  max-width: 900px;
  margin: 56px auto 0;
  padding-bottom: 80px;
}
.related-posts h2 {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}