/* ============================================================
   JobHackAI Blog Styles
   Used by: blog.html (listing) and blog/*.html (posts)
   ============================================================ */

/* --- Blog Listing: Category Filter --- */
.blog-filters {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.blog-filter-btn {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-divider);
  background: #fff;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  font-family: var(--font-family-base);
}

.blog-filter-btn:hover {
  border-color: var(--color-cta-green);
  color: var(--color-cta-green);
}

.blog-filter-btn.active {
  background: var(--color-cta-green);
  color: #fff;
  border-color: var(--color-cta-green);
}

/* --- Blog Listing: Featured Post Card --- */
.blog-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: var(--space-xl);
  border: 1px solid var(--color-divider);
  box-shadow: var(--shadow-card);
  margin-bottom: var(--space-xl);
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--transition-fast);
}

.blog-featured:hover {
  box-shadow: var(--shadow-xl);
}

.blog-featured-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cta-green);
  margin-bottom: var(--space-xs);
}

.blog-featured-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.3;
  margin: 0 0 var(--space-sm);
  color: var(--color-text-main);
}

.blog-featured-excerpt {
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-md);
  line-height: 1.7;
}

.blog-featured-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.blog-featured-meta .separator {
  color: var(--color-divider);
}

.blog-featured-visual {
  background: linear-gradient(135deg, rgba(0, 122, 48, 0.10), rgba(0, 123, 255, 0.10));
  border-radius: var(--radius-card);
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-featured-visual svg {
  opacity: 0.25;
}

/* --- Blog Listing: Card Grid --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
}

/* Override header.css .blog-card (padding, max-width, min-width, margin-bottom) */
.blog-grid .blog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-divider);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  padding: 0 !important;
  max-width: none !important;
  min-width: 0 !important;
  margin-bottom: 0 !important;
}

.blog-grid .blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.blog-card-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex: 1;
}

.blog-card-category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cta-green);
}

/* Specificity boost to override header.css `.blog-card h3` (0,1,1) */
.blog-grid .blog-card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.35;
  margin: 0;
  color: var(--color-text-main);
}

.blog-card-excerpt {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: auto;
  padding-top: var(--space-xs);
  border-top: 1px solid var(--color-divider);
}

.blog-card-meta .separator {
  color: var(--color-divider);
}

.blog-read-more {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent-blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition-fast);
}

.blog-read-more:hover {
  gap: 0.5rem;
}

/* Empty state */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-2xl) 0;
  color: var(--color-text-muted);
}

/* ============================================================
   Blog Post (Article) Styles
   ============================================================ */

.post-header {
  max-width: 760px;
  margin: 0 auto var(--space-xl);
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-divider);
  /* Reset global header element styles from main.css (which targets all <header> tags) */
  display: block;
  position: static;
  z-index: auto;
  min-height: 0;
  background: transparent;
  width: auto;
  box-sizing: border-box;
}

.post-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.post-breadcrumb a {
  color: var(--color-accent-blue);
  text-decoration: none;
}

.post-breadcrumb a:hover {
  text-decoration: underline;
}

.post-breadcrumb span {
  color: var(--color-text-muted);
}

.post-category-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cta-green);
  margin-bottom: var(--space-xs);
}

.post-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.2;
  margin: 0 0 var(--space-sm);
  color: var(--color-text-main);
}

.post-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-md);
  line-height: 1.6;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.post-meta .separator {
  color: var(--color-divider);
}

/* --- Prose: Article Body --- */
.post-body {
  max-width: 760px;
  margin: 0 auto;
}

.prose {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text-main);
}

.prose h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.7rem);
  font-weight: var(--font-weight-bold);
  margin: var(--space-xl) 0 var(--space-sm);
  color: var(--color-text-main);
  line-height: 1.3;
}

.prose h3 {
  font-size: 1.15rem;
  font-weight: var(--font-weight-semibold);
  margin: var(--space-lg) 0 var(--space-xs);
  color: var(--color-text-main);
}

.prose p {
  margin: 0 0 var(--space-md);
}

.prose ul,
.prose ol {
  margin: 0 0 var(--space-md);
  padding-left: var(--space-md);
}

.prose li {
  margin-bottom: var(--space-xs);
  line-height: 1.7;
}

.prose strong {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
}

.prose a {
  color: var(--color-accent-blue);
  text-decoration: underline;
  text-decoration-color: rgba(0, 123, 255, 0.3);
}

.prose a:hover {
  text-decoration-color: var(--color-accent-blue);
}

.prose blockquote {
  border-left: 3px solid var(--color-cta-green);
  margin: var(--space-lg) 0;
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 122, 48, 0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.prose blockquote p {
  margin: 0;
}

/* Key takeaway box — override main.css .callout (max-width, text-align, box-shadow) */
.prose .callout {
  background: linear-gradient(135deg, rgba(0, 122, 48, 0.07), rgba(0, 123, 255, 0.07));
  border: 1px solid rgba(0, 122, 48, 0.15);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  margin: var(--space-lg) 0;
  margin-left: 0;
  margin-right: 0;
  max-width: none !important;
  text-align: left !important;
  box-shadow: none !important;
}

.callout-label {
  font-size: 0.72rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cta-green);
  margin-bottom: var(--space-xs);
}

.callout p {
  margin: 0;
  color: var(--color-text-main);
}

/* --- Post CTA Band --- */
.post-cta {
  max-width: 760px;
  margin: var(--space-2xl) auto 0;
  background: linear-gradient(135deg, rgba(0, 122, 48, 0.10), rgba(0, 123, 255, 0.10));
  border-radius: var(--radius-card);
  padding: var(--space-xl);
  text-align: center;
}

.post-cta h3 {
  margin: 0 0 var(--space-xs);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: var(--font-weight-bold);
}

.post-cta p {
  margin: 0 0 var(--space-md);
  color: var(--color-text-secondary);
}

.post-cta .btn {
  display: inline-flex;
}

/* --- Responsive --- */
@media (max-width: 980px) {
  .blog-featured {
    grid-template-columns: 1fr;
  }

  .blog-featured-visual {
    display: none;
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-filters {
    gap: 0.4rem;
  }

  .post-meta {
    flex-wrap: wrap;
    gap: var(--space-xs);
  }
}