/* ========================================================
   BLOG SYSTEM — List Page & Post Page Styles
   ======================================================== */

/* ---------- Blog List Page ---------- */
.blog-page {
  /* inherits --bg, --surface, --border from root */
}

.blog-hero {
  padding: 140px 0 60px;
}

.blog-hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.blog-featured-card {
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: transform .3s, box-shadow .3s;
}

.blog-featured-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(68, 217, 255, .12);
}

.blog-featured-card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.blog-featured-card__body {
  padding: 20px 24px;
}

.blog-featured-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #22c55e;
  padding: 3px 10px;
  border: 1px solid rgba(34, 197, 94, .2);
  border-radius: 12px;
  margin-bottom: 10px;
}

.blog-featured-card__badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: .4;
  }
}

.blog-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  padding: 20px 0 40px;
}

.blog-filter-pill {
  padding: 7px 18px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, .03);
  color: var(--muted);
  cursor: pointer;
  transition: all .3s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.blog-filter-pill:hover,
.blog-filter-pill.active {
  color: var(--primary);
  border-color: rgba(68, 217, 255, .3);
  background: rgba(68, 217, 255, .06);
}

.blog-filter-count {
  font-size: 0.75rem;
  color: var(--muted);
  margin-left: auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  transition: transform .3s, box-shadow .3s;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(68, 217, 255, .1);
}

.blog-card__img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.blog-card__body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__category {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  padding: 3px 10px;
  border: 1px solid rgba(68, 217, 255, .2);
  border-radius: 12px;
  margin-bottom: 10px;
  width: fit-content;
}

.blog-card__date {
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.blog-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

.blog-card__excerpt {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.blog-card__readtime {
  font-size: 0.72rem;
  color: var(--muted);
}

.blog-card__link {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 500;
}

.blog-newsletter {
  padding: 80px 0;
  text-align: center;
}

.blog-newsletter h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 12px;
}

.blog-newsletter__sub {
  color: var(--muted);
  margin-bottom: 28px;
  font-size: 0.9rem;
}

.blog-newsletter__form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}

.blog-newsletter__input {
  flex: 1;
  padding: 14px 18px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
}

.blog-newsletter__input:focus {
  outline: none;
  border-color: rgba(68, 217, 255, .5);
  box-shadow: 0 0 0 2px rgba(68, 217, 255, .3);
}

/* ---------- Post Hero ---------- */
.post-hero {
  padding: 140px 0 40px;
}

.post-hero__meta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.post-meta__date,
.post-meta__readtime {
  font-size: 0.78rem;
  color: var(--muted);
}

.post-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 32px;
  max-width: 800px;
}

.post-hero__img {
  width: 100%;
  border-radius: 16px;
  aspect-ratio: 16/9;
  object-fit: cover;
}

/* ---------- Post Layout ---------- */
.post-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  padding: 48px 0 80px;
}

.post-toc {
  position: sticky;
  top: 100px;
  align-self: start;
}

.post-toc h4 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
  margin-bottom: 16px;
}

.post-toc nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.post-toc a {
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  padding-left: 12px;
  border-left: 2px solid var(--border);
  transition: all .3s;
}

.post-toc a:hover,
.post-toc a.active {
  color: var(--primary);
  border-left-color: var(--primary);
}

/* ---------- Post Content ---------- */
.post-content {
  max-width: 720px;
}

.post-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text);
}

.post-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--text);
}

.post-content p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 18px;
}

.post-content ul,
.post-content ol {
  padding-left: 20px;
  margin-bottom: 18px;
}

.post-content li {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 8px;
}

.post-content strong {
  color: var(--text);
}

/* ---------- Inline CTA ---------- */
.post-inline-cta {
  padding: 28px 32px;
  margin: 32px 0;
  text-align: center;
}

.post-inline-cta h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--text);
}

.post-inline-cta p {
  font-size: 0.85rem;
  margin-bottom: 16px;
}

/* ---------- Author card ---------- */
.post-author {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  margin-bottom: 40px;
}

.post-author img {
  border-radius: 12px;
}

.post-author strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.post-author p {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0;
}

/* ---------- Related posts ---------- */
.post-footer-section {
  padding: 0 0 80px;
}

.post-footer-section h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.post-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}

/* ---------- Blog Responsive ---------- */
@media (max-width: 1024px) {
  .blog-hero__grid {
    grid-template-columns: 1fr;
  }

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

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

  .post-toc {
    display: none;
  }

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

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-newsletter__form {
    flex-direction: column;
  }

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

  .blog-hero {
    padding: 120px 0 40px;
  }

  .post-hero {
    padding: 120px 0 30px;
  }
}