:root {
  --blog-panel: rgba(17, 24, 39, 0.82);
  --blog-border: rgba(255, 255, 255, 0.08);
}

.blog-header {
  position: sticky;
}

.blog-shell {
  max-width: 1160px;
  margin: 0 auto;
  padding: 7rem 1.25rem 4rem;
}

.hero-card,
.article-card,
.featured-card,
.summary-card,
.related-card,
.blog-preview-card {
  background: var(--blog-panel);
  border: 1px solid var(--blog-border);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  min-width: 0;
  overflow-wrap: anywhere;
}

.hero-card {
  margin-bottom: 2rem;
}

.hero-card h1 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 1rem;
}

.hero-actions,
.article-nav,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.75rem 1.1rem;
  font-weight: 600;
}

.btn-primary {
  background: var(--accent-cyan);
  color: #07131c;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--blog-border);
}

.section-heading,
.blog-preview-section {
  margin: 2rem 0 1rem;
}

.card-grid,
.blog-preview-grid,
.related-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.featured-card {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(220px, 320px) 1fr;
  align-items: center;
}

.featured-card img,
.article-hero {
  width: 100%;
  border-radius: 18px;
  object-fit: cover;
  max-height: 280px;
}

.article-card {
  margin-bottom: 2rem;
}

.article-header h1 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 0.75rem;
}

.article-summary,
.article-content p,
.summary-card p,
.related-card p,
.blog-preview-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-meta,
.article-tags,
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.article-scheduled {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
  padding: 0.75rem 1rem;
  margin-top: 0.75rem;
  color: rgb(96, 165, 250);
  font-size: 0.95rem;
  font-weight: 500;
}

.article-meta span,
.tag-pill,
.article-tags a {
  border: 1px solid var(--blog-border);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.9rem;
}

.article-body {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.article-toc {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--blog-border);
  border-radius: 16px;
  padding: 1rem 1.25rem;
  overflow-wrap: anywhere;
}

.article-toc ol {
  padding-left: 1.2rem;
  margin: 0.5rem 0 0;
}

.article-toc li + li {
  margin-top: 0.45rem;
}

.article-content {
  min-width: 0;
}

.article-content h2,
.article-content h3 {
  margin-top: 1.5rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.article-content ul,
.article-content ol {
  padding-left: 1.25rem;
  overflow-wrap: anywhere;
}

.article-content li + li {
  margin-top: 0.35rem;
}

.article-content pre {
  background: rgba(0,0,0,0.4);
  padding: 1rem;
  border-radius: 14px;
  overflow-x: auto;
}

.article-content blockquote {
  border-left: 3px solid var(--accent-cyan);
  padding-left: 1rem;
  color: var(--text-primary);
}

.search-box input {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--blog-border);
  background: rgba(255,255,255,0.03);
  color: var(--text-primary);
  box-sizing: border-box;
}

.empty-state {
  color: var(--text-secondary);
  padding: 1rem 0;
}

.blog-footer {
  margin-top: 2rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 768px) {
  .blog-shell {
    padding-top: 6rem;
  }

  .navbar-container {
    position: relative;
  }

  .featured-card {
    grid-template-columns: 1fr;
  }

  .blog-header .hamburger {
    display: flex;
    z-index: 1100;
  }

  .blog-header .nav-menu {
    display: none;
  }

  .blog-header .nav-menu.mobile-open {
    display: flex;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 13, 18, 0.98);
    border: 1px solid var(--blog-border);
    border-radius: 16px;
    padding: 0.5rem 0;
    box-shadow: var(--shadow-sm);
  }

  .blog-header .nav-menu.mobile-open .nav-link {
    display: block;
    padding: 0.85rem 1rem;
  }
}