/* ============================================
   BLOG STYLES
   ============================================ */

/* Blog page hero */
.blog-page-hero {
  background: var(--color-navy);
  padding-top: calc(80px + clamp(var(--space-16), 10vw, var(--space-24)));
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-20));
  border-bottom: 1px solid var(--color-navy-border);
}

.blog-hero-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.blog-hero-inner h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-navy-text);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.blog-hero-inner p {
  font-size: var(--text-lg);
  color: var(--color-navy-muted);
  max-width: 52ch;
  line-height: 1.6;
}

/* Filter bar */
.blog-filter-bar {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-4);
  position: sticky;
  top: 60px;
  z-index: 50;
}

.filter-tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.filter-tab {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  font-weight: 500;
  border-radius: 0;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.filter-tab:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
}

.filter-tab--active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* Featured article */
.blog-featured {
  background: var(--color-bg);
  padding-top: clamp(var(--space-10), 5vw, var(--space-16));
}

.blog-featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  transition: all var(--transition-interactive);
}

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

.blog-featured-media {
  position: relative;
  aspect-ratio: 4/3;
}

.blog-featured-bg {
  position: absolute;
  inset: 0;
}

.blog-featured-label {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
  display: flex;
  gap: var(--space-2);
}

.blog-featured-body {
  padding: clamp(var(--space-8), 4%, var(--space-12));
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  justify-content: center;
}

.blog-featured-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

.blog-featured-body h2 a {
  color: inherit;
  transition: color var(--transition-fast);
}

.blog-featured-body h2 a:hover {
  color: var(--color-primary);
}

.blog-featured-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 52ch;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: auto;
}

/* Article grid */
.blog-grid-section {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-32));
}

.blog-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.blog-article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-interactive);
}

.blog-article-card:hover {
  box-shadow: var(--shadow-lg);
}

.blog-article-card.hidden {
  display: none;
}

.blog-article-media {
  aspect-ratio: 16/9;
  flex-shrink: 0;
}

.blog-article-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.blog-article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.blog-article-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

.blog-article-body h3 a {
  color: inherit;
  transition: color var(--transition-fast);
}

.blog-article-body h3 a:hover {
  color: var(--color-primary);
}

.blog-article-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}

@media (max-width: 900px) {
  .blog-articles-grid { grid-template-columns: 1fr 1fr; }
  .blog-featured-card { grid-template-columns: 1fr; }
  .blog-featured-media { aspect-ratio: 16/7; }
}

@media (max-width: 560px) {
  .blog-articles-grid { grid-template-columns: 1fr; }
}

/* Related articles */
.related-articles {
  background: var(--color-bg);
  border-top: 1px solid var(--color-divider);
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

@media (max-width: 600px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* Real photo in featured card */
.blog-featured-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.blog-featured-card:hover .blog-featured-bg-img {
  transform: none;
}

/* Real photo in article hero */
.article-hero-img-cover {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}