/* ============================================
   Blog — Hitek-inspired editorial layout
   ============================================ */

.blog-section {
  position: relative;
  overflow: hidden;
}

.blog-section::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(237, 0, 4, 0.08) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--section-header-gap);
}

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

.blog-featured {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  margin-bottom: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.blog-featured:hover {
  border-color: rgba(237, 0, 4, 0.35);
  box-shadow: 0 0 40px rgba(237, 0, 4, 0.12);
}

.blog-featured__visual {
  position: relative;
  min-height: 320px;
  overflow: hidden;
}

.blog-featured__visual img,
.blog-featured__visual .blog-card__cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.blog-featured:hover .blog-featured__visual img,
.blog-featured:hover .blog-featured__visual .blog-card__cover {
  transform: scale(1.04);
}

.blog-featured__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 40%, rgba(10, 10, 10, 0.85) 100%);
  pointer-events: none;
}

.blog-featured__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.5rem;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  background: var(--bg-glass);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.blog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(237, 0, 4, 0.35);
  box-shadow: 0 12px 40px rgba(237, 0, 4, 0.15);
}

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

.blog-card__visual {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #0a0a0a;
}

.blog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card__img {
  transform: scale(1.06);
}

.blog-card__cover {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
  transition: transform 0.5s ease;
}

.blog-card__cover--mern {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a0001 50%, #ed0004 100%);
}

.blog-card__cover--ai {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #4b0001 100%);
}

.blog-card__cover--wordpress {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 50%, #6b0002 100%);
}

.blog-card__cover--laravel {
  background: linear-gradient(135deg, #0f0f0f 0%, #1a0a0a 50%, #ed0004 100%);
}

.blog-card__cover--career {
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 50%, #ff1a1a 100%);
}

.blog-card:hover .blog-card__cover {
  transform: scale(1.06);
}

.blog-card__scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(237, 0, 4, 0.5), transparent);
  top: 0;
  animation: blogScanline 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes blogScanline {
  0%, 100% { top: 0; opacity: 0.3; }
  50% { top: 100%; opacity: 1; }
}

.blog-card__body {
  padding: 1.25rem 1.35rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.blog-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.blog-tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: rgba(237, 0, 4, 0.12);
  border: 1px solid rgba(237, 0, 4, 0.25);
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-primary);
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.625rem;
  letter-spacing: 0.02em;
  transition: color var(--transition);
}

.blog-featured__title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  margin-bottom: 1rem;
}

.blog-card:hover .blog-card__title,
.blog-featured:hover .blog-featured__title {
  color: var(--accent-primary);
}

.blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-glass);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.blog-card__footer i {
  color: var(--accent-primary);
  transition: transform var(--transition);
}

.blog-card:hover .blog-card__footer i {
  transform: translateX(4px);
}

.blog-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ── Article pages ── */
.blog-page {
  padding-top: calc(var(--nav-height) + 2rem);
  min-height: 100vh;
}

.article-hero {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border-glass);
  margin-bottom: 2.5rem;
}

.article-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.article-breadcrumb a {
  color: var(--text-secondary);
  transition: color var(--transition);
}

.article-breadcrumb a:hover {
  color: var(--accent-primary);
}

.article-breadcrumb span {
  opacity: 0.4;
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  max-width: 900px;
  margin-bottom: 1.25rem;
}

.article-lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.article-cover {
  margin: 0 0 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  aspect-ratio: 16 / 9;
  max-height: 480px;
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 3rem;
  align-items: start;
  padding-bottom: 4rem;
}

.article-prose {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
}

.article-prose h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(237, 0, 4, 0.4);
  display: inline-block;
}

.article-prose h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 1.75rem 0 0.75rem;
}

.article-prose p {
  margin-bottom: 1.25rem;
}

.article-prose ul,
.article-prose ol {
  margin: 0 0 1.25rem 1.25rem;
}

.article-prose li {
  margin-bottom: 0.5rem;
}

.article-prose a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-prose blockquote {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--accent-primary);
  background: rgba(237, 0, 4, 0.06);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-primary);
}

.article-prose code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: #ff6b6b;
}

.article-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 1.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.article-sidebar__card {
  padding: 1.25rem;
}

.article-sidebar__title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.article-toc a {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border-glass);
  transition: color var(--transition), padding-left var(--transition);
}

.article-toc a:hover {
  color: var(--accent-primary);
  padding-left: 0.35rem;
}

.related-posts {
  padding: 4rem 0;
  border-top: 1px solid var(--border-glass);
}

.related-posts__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.article-cta {
  margin-top: 2.5rem;
  padding: 2rem;
  text-align: center;
  border-color: rgba(237, 0, 4, 0.2);
  background: rgba(237, 0, 4, 0.04);
}

.article-cta h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.article-cta p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

@media (prefers-reduced-motion: reduce) {
  .blog-card__scanline {
    animation: none;
  }
}

@media (max-width: 1024px) {
  .blog-featured {
    grid-template-columns: 1fr;
  }

  .blog-featured__visual::after {
    background: linear-gradient(0deg, rgba(10, 10, 10, 0.9) 0%, transparent 60%);
  }

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

  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
  }

  .related-posts__grid {
    grid-template-columns: 1fr;
  }
}

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

  .blog-featured__body {
    padding: 1.5rem;
  }
}