@layer modules {
  /* ─── Blog index ─── */
  .blog-index {
    max-inline-size: var(--main-width);
    margin-inline: auto;
    padding-inline: var(--main-padding);
    padding-block: var(--block-space-double) calc(var(--block-space-double) * 2);
  }

  /* ─── Masthead ─── */
  .blog-masthead h1 {
    font-family: var(--font-serif);
    font-size: var(--text-xx-large);
    letter-spacing: -0.02em;
    margin-block-end: var(--block-space);
    padding-block-end: var(--block-space);
    border-block-end: 2px solid var(--color-ink);
  }

  /* ─── Category filter (editorial nav) ─── */
  .blog-category-filter {
    margin-block-end: var(--block-space-double);
    padding-block-end: var(--block-space);
    border-block-end: 1px solid var(--border-color);
  }

  .blog-category-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--inline-space);
  }

  .blog-category-divider {
    color: var(--color-ink-lighter);
    user-select: none;
  }

  .blog-category-link {
    font-size: var(--text-small);
    text-decoration: none;
    color: var(--color-ink-medium);
    padding-block-end: 2px;
    border-block-end: 2px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
  }

  .blog-category-link:hover {
    color: var(--color-ink);
  }

  .blog-category-link.is-active {
    color: var(--color-ink);
    border-block-end-color: var(--color-ink);
    font-weight: 600;
  }

  /* ─── Featured post (hero) ─── */
  .blog-featured {
    margin-block-end: var(--block-space-double);
  }

  .blog-featured-link {
    display: block;
    text-decoration: none;
    color: inherit;
  }

  .blog-featured-image-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 2 / 1;
  }

  .blog-featured-cover {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
  }

  .blog-featured-link:hover .blog-featured-cover {
    transform: scale(1.03);
  }

  .blog-featured-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, oklch(15% 0 0 / 0.7) 0%, transparent 60%);
    pointer-events: none;
  }

  .blog-featured-content {
    padding-block-start: var(--block-space);
  }

  .blog-featured-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-block-end: var(--block-space-half);
    transition: color 0.15s ease;
  }

  .blog-featured-link:hover .blog-featured-title {
    color: var(--color-link);
  }

  .blog-featured-date {
    display: block;
    font-size: var(--text-small);
    color: var(--color-ink-light);
    margin-block-end: var(--block-space-half);
  }

  .blog-featured-excerpt {
    font-size: var(--text-medium);
    color: var(--color-ink-medium);
    line-height: 1.6;
    max-inline-size: 65ch;
    margin: 0;
  }

  /* ─── Card label (category above title) ─── */
  .blog-card-label {
    display: inline-block;
    font-size: var(--text-x-small);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-link);
    margin-block-end: var(--block-space-half);
  }

  /* ─── Card grid (asymmetric 2-column) ─── */
  .blog-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--block-space-double);
  }

  @media (min-width: 640px) {
    .blog-cards {
      grid-template-columns: 3fr 2fr;
    }
  }

  /* ─── Post card ─── */
  .blog-card {
    overflow: hidden;
  }

  .blog-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
  }

  .blog-card-image-wrap {
    overflow: hidden;
    aspect-ratio: 16 / 9;
  }

  .blog-card-cover {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
  }

  .blog-card-link:hover .blog-card-cover {
    transform: scale(1.03);
  }

  .blog-card-body {
    padding-block-start: var(--block-space);
  }

  .blog-card-title {
    font-family: var(--font-serif);
    font-size: var(--text-large);
    line-height: 1.25;
    margin-block-end: var(--block-space-half);
    transition: color 0.15s ease;
  }

  .blog-card-link:hover .blog-card-title {
    color: var(--color-link);
  }

  .blog-card-date {
    display: block;
    font-size: var(--text-small);
    color: var(--color-ink-light);
    margin-block-end: var(--block-space-half);
  }

  .blog-card-excerpt {
    font-size: var(--text-normal);
    color: var(--color-ink-medium);
    line-height: 1.6;
    margin: 0;
    margin-block-end: var(--block-space);
  }

  .blog-card-read-more {
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-link);
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    transition: gap 0.2s ease;
  }

  .blog-card-link:hover .blog-card-read-more {
    gap: 0.6em;
  }

  /* ─── Pagination ─── */
  .blog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--inline-space);
    margin-block-start: calc(var(--block-space-double) * 2);
    padding-block-start: var(--block-space-double);
    border-block-start: 1px solid var(--border-color);
  }

  .blog-pagination-info {
    font-family: var(--font-mono);
    font-size: var(--text-small);
    color: var(--color-ink-light);
  }

  .blog-pagination-btn {
    font-size: var(--text-normal);
    color: var(--color-ink);
    text-decoration: none;
    padding: 0.3em 0.6em;
    border: 1px solid var(--border-color);
    transition: border-color 0.15s ease;
  }

  .blog-pagination-btn:hover {
    border-color: var(--color-ink);
  }

  /* ─── Empty state ─── */
  .blog-empty {
    text-align: center;
    color: var(--color-ink-light);
    padding-block: calc(var(--block-space-double) * 2);
  }

  /* ─── Blog post (show) ─── */
  .blog-post {
    max-inline-size: 70ch;
    margin-inline: auto;
    padding-inline: var(--main-padding);
    padding-block: var(--block-space-double) calc(var(--block-space-double) * 3);
  }

  .blog-post-nav {
    margin-block-end: 2.5rem;
  }

  .blog-post-nav a {
    font-size: var(--text-small);
    color: var(--color-link);
    text-decoration: none;
  }

  .blog-post-nav a:hover {
    text-decoration: underline;
  }

  .blog-post-header {
    margin-block-end: 2.5rem;
  }

  .blog-post-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    line-height: 1.15;
    letter-spacing: -0.025em;
    margin-block-end: var(--block-space-half);
  }

  .blog-post-date {
    font-size: var(--text-small);
    color: var(--color-ink-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
  }

  .blog-post-cover {
    inline-size: 100%;
    aspect-ratio: 2 / 1;
    object-fit: cover;
    display: block;
    margin-block-end: 2.5rem;
  }

  /* ─── Language switcher ─── */
  .blog-language-switcher {
    display: flex;
    gap: var(--inline-space-half);
    align-items: center;
    flex-wrap: wrap;
    margin-block-end: var(--block-space-double);
    padding-block: var(--block-space);
    border-block-end: 1px solid var(--border-color);
    font-size: var(--text-small);
  }

  .blog-language-switcher-label {
    color: var(--color-ink-light);
    margin-inline-end: var(--inline-space-half);
  }

  .blog-language-switcher a {
    padding: 0.15em var(--inline-space);
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--color-link);
    transition: background-color 0.15s ease, border-color 0.15s ease;
  }

  .blog-language-switcher a:hover {
    background-color: var(--color-primary-subtle);
    border-color: var(--color-link);
  }

  .blog-language-switcher .is-active {
    background-color: var(--color-link);
    border: 1px solid var(--color-link);
    color: var(--color-ink-inverted);
    padding: 0.15em var(--inline-space);
    cursor: default;
  }

  /* ─── Prose content ─── */
  .blog-post-content h2 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    line-height: 1.25;
    margin-block-start: 3.5rem;
    margin-block-end: 1.25rem;
  }

  .blog-post-content h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    line-height: 1.3;
    letter-spacing: -0.015em;
    margin-block-start: 2.5rem;
    margin-block-end: 1rem;
  }

  .blog-post-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-block-end: 1.5rem;
  }

  .blog-post-content ul,
  .blog-post-content ol {
    padding-inline-start: 2ch;
    margin-block: 1.5rem;
  }

  .blog-post-content li {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-block-end: 0.75rem;
  }

  .blog-post-content img {
    max-inline-size: 100%;
    block-size: auto;
    display: block;
    margin-block: 2.5rem;
  }

  .blog-post-content strong {
    font-weight: 650;
    color: oklch(var(--lch-ink-7));
  }

  .blog-post-content em {
    color: var(--color-ink-medium);
  }

  /* ─── Drop cap ─── */
  .blog-post-content > p:first-child::first-letter {
    float: inline-start;
    font-family: var(--font-serif);
    font-size: 3.5em;
    line-height: 0.85;
    font-weight: 700;
    margin-inline-end: 0.08em;
    margin-block-start: 0.05em;
  }

  /* ─── Blockquote ─── */
  .blog-post-content blockquote {
    border-inline-start: 3px solid var(--border-color);
    padding-inline-start: 1.5rem;
    margin-inline: 0;
    margin-block: 2rem;
    font-style: italic;
    color: var(--color-ink-medium);
  }

  /* ─── Horizontal rule ─── */
  .blog-post-content hr {
    border: none;
    border-block-start: 1px solid var(--border-color);
    max-inline-size: 6ch;
    margin-inline: auto;
    margin-block: 3rem;
  }

  /* ─── Post CTA ─── */
  .blog-post-cta {
    margin-inline: calc(-1 * var(--main-padding));
    margin-block-start: 4rem;
  }

  /* ─── Dark mode ─── */
  html[data-theme="dark"] .blog-featured-overlay {
    background: linear-gradient(to top, oklch(10% 0 0 / 0.8) 0%, transparent 60%);
  }

  html[data-theme="dark"] .blog-masthead h1 {
    border-block-end-color: oklch(80% 0 0);
  }

  html[data-theme="dark"] .blog-pagination-btn {
    border-color: oklch(25% 0.005 60);
  }

  html[data-theme="dark"] .blog-language-switcher {
    border-color: oklch(25% 0.005 60);
  }

  html[data-theme="dark"] .blog-post-content strong {
    color: oklch(85% 0.005 60);
  }

  html[data-theme="dark"] .blog-post-content em {
    color: oklch(65% 0.006 60);
  }

  html[data-theme="dark"] .blog-post-content blockquote {
    border-inline-start-color: oklch(30% 0.005 60);
    color: oklch(65% 0.006 60);
  }

  html[data-theme="dark"] .blog-post-content hr {
    border-block-start-color: oklch(25% 0.005 60);
  }

  html[data-theme="dark"] .blog-post-content > p:first-child::first-letter {
    color: oklch(90% 0.005 60);
  }
}