.blog-main {
  padding-top: 76px;
}

.blog-page {
  width: min(980px, calc(100% - 72px));
  margin-inline: auto;
}

.article-shell {
  width: min(1100px, calc(100% - 72px));
  margin-inline: auto;
}

.blog-intro {
  padding: 34px 0 42px;
}

.blog-intro h1 {
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(3rem, 5vw, 5rem);
  line-height: .95;
  letter-spacing: -.04em;
}

.blog-intro p:last-child {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.blog-post-list {
  border-top: 1px solid var(--line);
  padding-bottom: 80px;
}

.blog-post-card {
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  padding: 30px 4px 32px;
  border-bottom: 1px solid var(--line);
}

.blog-post-cover {
  display: block;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--hero-surface);
}

.blog-post-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .25s ease;
}

.blog-post-cover:hover img {
  transform: scale(1.03);
}

.blog-post-content {
  min-width: 0;
  padding-top: 4px;
}

.blog-post-card h2 {
  margin: 0 0 12px;
}

.blog-post-card h2 a {
  color: var(--ink);
  font-size: clamp(1.75rem, 2.8vw, 2.45rem);
  line-height: 1.08;
  text-decoration: none;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
  transition: color .18s ease;
}

.blog-post-card h2 a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--accent);
}

.post-meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 11px;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: .84rem;
  font-weight: 500;
  line-height: 1.5;
}

.post-meta-separator {
  color: var(--ink);
  font-weight: 700;
}

.post-category {
  color: var(--ink);
  font-weight: 600;
}

.blog-post-excerpt {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.75;
}

.blog-post-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  color: var(--ink);
  font-size: .9rem;
  font-weight: 700;
}

.blog-post-link ion-icon {
  transition: transform .18s ease;
}

.blog-post-link:hover ion-icon {
  transform: translateX(4px);
}

.article-header {
  padding: 72px 0 28px;
}

.article-kicker {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.article-header h1 {
  margin-bottom: 16px;
  color: var(--ink);
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: .96;
  letter-spacing: -.045em;
}

.article-cover {
  max-width: 760px;
  margin: 0 0 38px;
}

.article-cover img {
  display: block;
  width: 100%;
  max-height: 460px;
  object-fit: contain;
  object-position: left center;
}

.article-body {
  max-width: 760px;
  padding: 0 0 40px;
  color: var(--ink);
  font-size: 1.08rem;
  line-height: 1.8;
}

.article-body h2,
.article-body h3 {
  margin: 2.5rem 0 1rem;
  color: var(--ink);
  line-height: 1.15;
  scroll-margin-top: calc(var(--site-header-height) + 20px);
}

.article-body h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.article-body h3 {
  font-size: clamp(1.4rem, 2vw, 2.1rem);
}

.article-author {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  margin-top: 2.75rem;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.article-author > img {
  width: 96px;
  aspect-ratio: 1;
  padding: 4px;
  border: 1px solid var(--line);
  background: var(--page-surface);
  object-fit: cover;
}

.article-body .article-author-label {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.article-body .article-author-name {
  margin: 0 0 3px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
}

.article-body .article-author-title {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: .92rem;
  font-weight: 600;
  line-height: 1.45;
}

.article-body .article-author-bio {
  max-width: 620px;
  margin: 0;
  color: var(--body-copy);
  font-size: .92rem;
  line-height: 1.55;
}

.article-tags {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.article-body .article-tags-label {
  margin: 0 0 .75rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.article-body .article-tags ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-tags li {
  padding: 3px 10px;
  border: 1px solid var(--line);
  background: var(--research-surface);
  color: var(--ink);
  font-size: .76rem;
  line-height: 1.6;
}

.article-toc {
  margin: 2rem 0 2.75rem;
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--research-surface);
}

.article-body .article-toc-title {
  margin: 0 0 14px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.article-toc ol {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 1.35rem;
}

.article-toc li {
  padding-left: 3px;
  color: var(--ink);
  font-size: .95rem;
  font-weight: 700;
}

.article-toc li::marker {
  color: var(--ink);
  font-weight: 800;
}

.article-body .article-toc a {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.article-body .article-toc a:hover,
.article-body .article-toc a:focus-visible {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 3px;
}

.article-body p,
.article-body ul,
.article-body ol {
  margin: 0 0 1.4rem;
}

.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
}

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

.article-body .highlighter-rouge,
.article-body pre {
  max-width: 100%;
  margin: 1.7rem 0;
  overflow-x: auto;
  border: 1px solid #2e3b42;
  border-radius: 10px;
  background: #151c20;
  color: #e7ecef;
  box-shadow: 0 12px 28px rgba(0, 0, 0, .1);
}

.article-body pre {
  padding: 20px 24px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: .9rem;
  line-height: 1.7;
  tab-size: 2;
}

.article-body .highlighter-rouge pre {
  margin: 0;
  border: 0;
  border-radius: inherit;
  background: transparent;
  box-shadow: none;
}

.article-body :not(pre) > code {
  padding: .12em .38em;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--research-surface);
  color: var(--ink);
  font-size: .88em;
}

.article-body .highlight .c,
.article-body .highlight .c1,
.article-body .highlight .cm,
.article-body .highlight .ch { color: #8b98a5; font-style: italic; }
.article-body .highlight .k,
.article-body .highlight .kc,
.article-body .highlight .kd,
.article-body .highlight .kn,
.article-body .highlight .kp,
.article-body .highlight .kr,
.article-body .highlight .kt { color: #cba6f7; }
.article-body .highlight .s,
.article-body .highlight .s1,
.article-body .highlight .s2,
.article-body .highlight .sb,
.article-body .highlight .sc,
.article-body .highlight .sd,
.article-body .highlight .sh { color: #a6e3a1; }
.article-body .highlight .m,
.article-body .highlight .mf,
.article-body .highlight .mi { color: #fab387; }
.article-body .highlight .nf { color: #89b4fa; }
.article-body .highlight .o,
.article-body .highlight .ow { color: #89dceb; }
.article-body .highlight .p { color: #bac2de; }

@media (max-width: 720px) {
  .blog-main { padding-top: 68px; }
  .blog-page, .article-shell { width: calc(100% - 32px); }
  .blog-intro { padding: 26px 0 34px; }
  .blog-post-card { grid-template-columns: 1fr; gap: 16px; padding: 24px 0 26px; }
  .blog-post-cover { max-width: 460px; }
  .blog-post-content { padding-top: 0; }
  .post-meta { gap: 6px 9px; margin: 0; }
  .article-meta { margin: 0; }
  .blog-post-card h2 a { font-size: clamp(1.6rem, 7vw, 2rem); }
  .article-body { font-size: 1rem; }
  .article-body pre { padding: 16px 18px; font-size: .82rem; }
  .article-toc { padding: 19px 20px; }
  .article-author { grid-template-columns: 72px minmax(0, 1fr); gap: 15px; align-items: start; }
  .article-author > img { width: 72px; }
  .article-body .article-author-name { font-size: 1.05rem; }
}