/* Blog list + article (uses design tokens from style.css) */
.blog-body {
  font-family: var(--font-sans, "Inter", system-ui, sans-serif);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 3000;
  padding: 0.5rem 1rem;
  background: var(--color-primary-600);
  color: #fff;
  border-radius: var(--radius-sm);
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.blog-read-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 2500;
  background: rgba(99, 102, 241, 0.15);
  pointer-events: none;
}
.blog-read-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--gradient-primary);
  transition: width 0.15s ease-out;
}
@media (prefers-reduced-motion: reduce) {
  .blog-read-progress__bar {
    transition: none;
  }
}

.blog-article-header {
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--color-section-border);
  padding: 2rem 0 2.5rem;
}
.blog-article-header__inner {
  max-width: 880px;
}
.blog-breadcrumb {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}
.blog-breadcrumb a {
  color: var(--color-primary-600);
  text-decoration: none;
}
.blog-breadcrumb a:hover {
  text-decoration: underline;
}
.blog-meta {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin: 0 0 1rem;
}
.blog-hero-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}
.blog-hero-figure {
  margin: 1.5rem 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.blog-hero-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.blog-layout {
  display: grid;
  gap: 2rem;
  padding: 2rem 0 3rem;
  max-width: 1100px;
  margin: 0 auto;
}
@media (min-width: 900px) {
  .blog-layout {
    grid-template-columns: 240px 1fr;
    align-items: start;
  }
}

.blog-sidebar {
  position: sticky;
  top: 1.5rem;
}
.blog-toc {
  background: var(--color-surface);
  border: 1px solid var(--color-section-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-sm);
}
.blog-toc__title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
}
.blog-toc ol {
  margin: 0;
  padding-left: 1rem;
}
.blog-toc__li {
  margin: 0.35rem 0;
  font-size: var(--text-small);
}
.blog-toc__li--h3 {
  margin-left: 0.5rem;
  opacity: 0.92;
}
.blog-toc a {
  color: var(--color-primary-600);
  text-decoration: none;
}
.blog-toc a:hover {
  text-decoration: underline;
}

.blog-article.prose {
  background: var(--color-surface);
  border: 1px solid var(--color-section-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem 2.5rem;
  box-shadow: var(--shadow-sm);
  line-height: 1.7;
  max-width: 720px;
}
.blog-article.prose h2,
.blog-article.prose h3 {
  margin-top: 1.75rem;
  scroll-margin-top: 5rem;
}
.blog-article.prose p {
  margin: 0.85rem 0;
}
.blog-article.prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.blog-share,
.blog-related,
.blog-comments-region {
  padding: 2rem 0;
  border-top: 1px solid var(--color-section-border);
}
.blog-share__h,
.blog-related__h,
.blog-comments__h {
  font-size: var(--text-h2);
  margin: 0 0 1rem;
}
.blog-share__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.blog-related-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.blog-related-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-section-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.blog-related-card__link {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 0 0 0.75rem;
}
.blog-related-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.blog-related-card__title {
  font-size: 1rem;
  margin: 0.75rem 1rem 0.35rem;
}
.blog-related-card__ex {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin: 0 1rem;
}

.blog-footer-note {
  padding: 2rem 0 3rem;
  font-size: var(--text-small);
}

/* —— List page —— */
.blogs-page-main {
  padding: 0 0 3.5rem;
}

.blogs-page-hero {
  background: linear-gradient(135deg, #312e81 0%, #3730a3 45%, #4338ca 100%);
  color: #fff;
  padding: clamp(2rem, 5vw, 3rem) 0 clamp(2.25rem, 5vw, 3.25rem);
  margin-bottom: clamp(1.5rem, 4vw, 2.25rem);
}

.blogs-page-hero__inner {
  max-width: 720px;
}

.blogs-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  font-size: var(--text-small);
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.75);
}

.blogs-breadcrumb a {
  color: #e0e7ff;
  text-decoration: none;
}

.blogs-breadcrumb a:hover {
  color: #fff;
  text-decoration: underline;
}

.blogs-page-hero__eyebrow {
  font-size: var(--text-small);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #c7d2fe;
  margin: 0 0 0.5rem;
}

.blogs-page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.blogs-page-hero__lead {
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  margin: 0;
  max-width: 640px;
}

.blogs-page-body {
  padding-bottom: 1rem;
}

.blogs-filter-section {
  margin-top: 0;
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.blogs-filter-panel {
  padding: clamp(1.1rem, 3vw, 1.5rem);
}

.blogs-toolbar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .blogs-toolbar {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
}

.blogs-toolbar__search label,
.blogs-toolbar__sort label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  font-size: var(--text-small);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.blogs-toolbar__sort {
  min-width: 180px;
}

.blogs-search {
  width: 100%;
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--text-body);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.blogs-search:focus {
  outline: none;
  border-color: var(--color-primary-400);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.blogs-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--color-border);
}

.blogs-chip {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 999px;
  padding: 0.4rem 0.95rem;
  font-size: var(--text-small);
  cursor: pointer;
  font-family: inherit;
  font-weight: 500;
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.blogs-chip:hover {
  border-color: #c7d2fe;
  background: #faf8ff;
}

.blogs-chip:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.blogs-chip.is-active {
  border-color: #312e81;
  background: #312e81;
  color: #fff;
  font-weight: 600;
}

.blogs-featured {
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.blogs-featured-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--color-section-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

@media (min-width: 768px) {
  .blogs-featured-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

.blogs-featured-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blogs-featured-card__media {
  aspect-ratio: 16 / 9;
  background: var(--color-section-tint);
  min-height: 200px;
}

@media (min-width: 768px) {
  .blogs-featured-card__media {
    aspect-ratio: auto;
    min-height: 100%;
  }
}

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

.blogs-featured-card__body {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blogs-featured-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #312e81;
  background: #eef2ff;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  margin-bottom: 0.65rem;
  width: fit-content;
}

.blogs-featured-card__cat {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary-600);
  margin: 0 0 0.35rem;
}

.blogs-featured-card__title {
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 0.65rem;
  color: var(--color-text);
}

.blogs-featured-card__ex {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 1rem;
}

.blogs-featured-card__meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0 0 1.15rem;
}

.blogs-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2rem);
  align-items: start;
}

@media (min-width: 1024px) {
  .blogs-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
  }
}

.blogs-main {
  min-width: 0;
}

.blogs-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .blogs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blogs-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blogs-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-section-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

@media (prefers-reduced-motion: reduce) {
  .blogs-card,
  .blogs-featured-card {
    transition: none;
  }
}

.blogs-card:hover {
  border-color: #c7d2fe;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blogs-card__link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blogs-card__media {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #ede9fe, #f5f3ff 60%, #e0e7ff);
  overflow: hidden;
}

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

.blogs-card__body {
  padding: 1rem 1.1rem 1.15rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blogs-card__cat {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #312e81;
  background: #eef2ff;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  margin-bottom: 0.5rem;
  width: fit-content;
}

.blogs-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  line-height: 1.35;
  color: var(--color-text);
}

.blogs-card__link:hover .blogs-card__title {
  color: var(--color-primary-600);
}

.blogs-card__ex {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin: 0 0 0.75rem;
  flex: 1;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blogs-card__meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0 0 0.65rem;
}

.blogs-card__more {
  font-size: var(--text-small);
  font-weight: 600;
  color: var(--color-primary-600);
  text-decoration: none;
  margin-top: auto;
}

.blogs-card__more:hover {
  text-decoration: underline;
}

.blogs-empty {
  text-align: center;
  padding: clamp(2rem, 5vw, 3rem) 1.5rem;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 0.5rem;
}

.blogs-empty i {
  font-size: 2.5rem;
  color: var(--color-primary-400);
  margin-bottom: 0.75rem;
  display: block;
}

.blogs-empty p {
  margin: 0 0 0.35rem;
  font-weight: 600;
  color: var(--color-text);
}

.blogs-side {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.blogs-side-block {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--color-section-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.blogs-side-block h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-text);
}

.blogs-side-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.blogs-side-list li {
  margin-bottom: 0.75rem;
  font-size: var(--text-small);
  line-height: 1.45;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.blogs-side-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.blogs-side-list a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

.blogs-side-list a:hover {
  color: var(--color-primary-600);
}

.blogs-side-list .blogs-trending-views {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
}

.blogs-rss-card {
  padding: 1.25rem 1.2rem;
  border: 1px solid var(--color-section-border);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, #eef2ff 0%, #f8fafc 100%);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.blogs-rss-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #312e81;
  color: #fff;
  font-size: 1.35rem;
}

.blogs-rss-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.blogs-rss-card p {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin: 0 0 1rem;
  line-height: 1.5;
}

.blogs-pagination {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.blogs-pagination__pages {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.blogs-pagination button,
.blogs-pagination__page {
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: var(--text-small);
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.blogs-pagination__page {
  min-width: 2.5rem;
  padding: 0.55rem 0.75rem;
  text-align: center;
}

.blogs-pagination__ellipsis {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  padding: 0 0.15rem;
  user-select: none;
}

.blogs-pagination button:hover:not(:disabled),
.blogs-pagination__page:hover:not(.is-active) {
  border-color: var(--color-primary-400);
  background: #faf8ff;
  color: var(--color-primary-600);
}

.blogs-pagination__page.is-active {
  border-color: #312e81;
  background: #312e81;
  color: #fff;
  cursor: default;
}

.blogs-pagination button:focus-visible,
.blogs-pagination__page:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.blogs-pagination button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.blogs-skeleton {
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: blogs-shimmer 1.2s ease-in-out infinite;
  min-height: 220px;
}
@media (prefers-reduced-motion: reduce) {
  .blogs-skeleton {
    animation: none;
    background: #f1f5f9;
  }
}
@keyframes blogs-shimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

/* Homepage carousel */
.ns-blog-carousel-section {
  padding-bottom: 2rem;
}
.ns-blog-carousel__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.ns-blog-carousel {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.5rem;
  scroll-padding: 1rem;
}
.ns-blog-carousel:focus-within {
  outline: none;
}
.ns-blog-carousel-card {
  flex: 0 0 min(300px, 85vw);
  scroll-snap-align: start;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-section-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.ns-blog-carousel-card a {
  text-decoration: none;
  color: inherit;
  display: block;
}
.ns-blog-carousel-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.ns-blog-carousel-card h3 {
  font-size: 1rem;
  margin: 0.75rem 1rem 0.5rem;
  line-height: 1.35;
}
.ns-blog-carousel-card p {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin: 0 1rem 1rem;
}

/* Comments UI (hydrated) */
.blog-comment {
  border-bottom: 1px solid var(--color-border);
  padding: 0.85rem 0;
  font-size: var(--text-small);
}
.blog-comment__name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.blog-comment--reply {
  margin-left: 1.25rem;
  border-left: 2px solid var(--color-section-border);
  padding-left: 0.75rem;
}
.blog-comment-form label {
  display: block;
  font-weight: 600;
  font-size: var(--text-small);
  margin-top: 0.65rem;
}
.blog-comment-form input,
.blog-comment-form textarea {
  width: 100%;
  max-width: 480px;
  margin-top: 0.25rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
}
.blog-comment-form textarea {
  min-height: 100px;
  resize: vertical;
}
.blog-comment-form .hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.blog-comment-form button {
  margin-top: 0.75rem;
}