.page-article {
  --article-max: 780px;
  --article-cover-ratio: 16 / 9;
}

.article-eyebrow {
  display: inline-flex;
  align-items: center;
  width: max-content;
  margin: 0;
  color: color-mix(in oklab, var(--text-muted) 82%, transparent);
  font-family: var(--font-title);
  font-size: 11px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.4;
}

/* Article hub: latest published article becomes the single hero automatically. */
.article-hub {
  overflow: clip;
  background: var(--bg);
}

.article-hero {
  padding: calc(var(--header-height) + 44px) 0 56px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
}

.article-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(460px, 1.08fr);
  align-items: center;
  gap: clamp(44px, 6vw, 88px);
}

.article-hero__content {
  min-width: 0;
}

.article-hero__latest {
  margin-top: clamp(20px, 2.4vw, 30px);
}

.article-hero__label {
  margin: 0 0 11px;
  color: var(--link-text);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.article-hero__latest h2 {
  max-width: 650px;
  margin: 0 0 15px;
  font-size: clamp(36px, 3.5vw, 50px);
  line-height: 1.06;
  text-wrap: balance;
}

.article-hero__excerpt {
  max-width: 640px;
  margin: 0 0 17px;
  color: var(--text-muted);
  font-size: clamp(14px, 1.15vw, 16px);
  line-height: 1.68;
}

.article-hero__cta {
  margin-top: 22px;
}

.article-hero__media {
  display: block;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-solid);
  box-shadow: 0 18px 38px rgba(5, 12, 22, .11);
}

.article-hero__media:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--brand-2) 48%, transparent);
  outline-offset: 3px;
}

.article-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .42s cubic-bezier(.22, 1, .36, 1);
}

.article-hero__media--contain img {
  padding: clamp(18px, 3vw, 34px);
  object-fit: contain;
}

.article-hero__media:hover img,
.article-hero__media:focus-visible img {
  transform: scale(1.018);
}

.article-hero__media--contain:hover img,
.article-hero__media--contain:focus-visible img {
  transform: scale(1.01);
}

.article-library {
  padding: 50px 0 0;
  background: var(--bg);
}

.article-library__head {
  margin-bottom: 22px;
}

.article-library__head h2 {
  margin: 7px 0 var(--space-title-copy);
  font-size: var(--type-section-title);
  line-height: var(--type-section-title-line);
  text-wrap: var(--type-section-wrap);
}

.article-library__head > div > p:last-child {
  max-width: 720px;
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.article-filter-shell {
  margin-top: 0;
}

.article-filterbar__sort {
  flex: 0 1 190px;
}

.article-library__content {
  padding-top: 30px;
  padding-bottom: clamp(72px, 7vw, 96px);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 1.35vw, 20px);
}

.article-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--border-strong) 70%, transparent);
  border-radius: 14px;
  background: color-mix(in oklab, var(--surface-solid) 98%, var(--bg-soft));
  box-shadow: 0 14px 30px rgba(5, 12, 22, .09);
  content-visibility: auto;
  contain-intrinsic-size: auto 420px;
  transition: transform .28s cubic-bezier(.22, 1, .36, 1), box-shadow .28s ease, border-color .28s ease;
}

.article-card:hover,
.article-card:focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--brand-2) 35%, var(--border-strong));
  box-shadow: 0 19px 36px rgba(5, 12, 22, .13);
}

.article-card[hidden] {
  display: none !important;
}

.article-card__link {
  display: grid;
  height: 100%;
  grid-template-rows: auto 1fr;
}

.article-card__link:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--brand-2) 52%, transparent);
  outline-offset: -4px;
}

.article-card__media {
  aspect-ratio: var(--article-cover-ratio);
  margin: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg-soft) 95%, transparent);
  content-visibility: auto;
  contain-intrinsic-size: auto 180px;
}

.article-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s cubic-bezier(.22, 1, .36, 1);
}

.article-card--contain .article-card__media img {
  padding: 13px;
  object-fit: contain;
}

.article-card:hover .article-card__media img,
.article-card:focus-within .article-card__media img {
  transform: scale(1.035);
}

.article-card--contain:hover .article-card__media img,
.article-card--contain:focus-within .article-card__media img {
  transform: scale(1.02);
}

.article-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  padding: 15px 15px 14px;
}

.article-card h3 {
  display: -webkit-box;
  overflow: hidden;
  margin: 0 0 9px;
  font-size: var(--type-card-title);
  line-height: 1.12;
  text-wrap: balance;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.article-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0 0 14px;
  color: var(--text-muted);
  font-size: 12.5px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.article-card .article-meta {
  margin-top: auto;
  font-size: 11.5px;
}

.article-card__action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  color: var(--link-text);
  font-size: 12px;
  font-weight: 750;
}

.article-card__action span {
  transition: transform .2s ease;
}

.article-card:hover .article-card__action span,
.article-card:focus-within .article-card__action span {
  transform: translateX(4px);
}

.article-empty {
  padding: calc(var(--header-height) + 48px) 0 86px;
}

.article-empty__box {
  padding: clamp(34px, 6vw, 68px);
  text-align: center;
}

.article-empty__box .article-eyebrow {
  margin-inline: auto;
}

.article-empty__box h1,
.article-empty__box h2 {
  margin: 12px 0;
  font-size: clamp(32px, 4vw, 48px);
}

.article-empty__box p:last-child {
  margin-bottom: 0;
  color: var(--text-muted);
}

@media (max-width: 1180px) {
  .article-hero__layout {
    grid-template-columns: minmax(0, .95fr) minmax(400px, 1.05fr);
    gap: 38px;
  }

  .article-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .article-hero {
    padding-top: calc(var(--header-height) + 34px);
  }

  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-hero__layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .article-hero__latest {
    margin-top: 26px;
  }

  .article-hero__media {
    width: 100%;
    max-width: 760px;
  }
}

@media (max-width: 700px) {
  .article-hero {
    padding: calc(var(--header-height) + 24px) 0 38px;
  }

  .article-hero__latest h2 {
    font-size: clamp(31px, 9.5vw, 39px);
  }

  .article-hero__excerpt {
    font-size: 14px;
  }

  .article-hero__cta {
    margin-top: 18px;
  }

  .article-hero__media {
    border-radius: 13px;
  }

  .article-hero__media--contain img {
    padding: 14px;
  }

  .article-library {
    padding-top: 38px;
  }

  .article-library__head {
    margin-bottom: 17px;
  }

  .article-library__content {
    padding-top: 22px;
    padding-bottom: 68px;
  }

  .article-filterbar {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 8px;
  }

  .article-filterbar__sort {
    flex: 0 0 38%;
    min-width: 0;
  }

  .article-filterbar .portfolio-search.header-search__form {
    flex: 1 1 62%;
    width: auto;
    min-width: 0;
    margin-left: 0;
  }

  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .article-card {
    width: 100%;
    margin: 0;
    border-radius: 12px;
    contain-intrinsic-size: auto 310px;
  }

  .article-card__media {
    aspect-ratio: 16 / 10;
    contain-intrinsic-size: auto 96px;
  }

  .article-card--contain .article-card__media img {
    padding: 8px;
  }

  .article-card__body {
    padding: 11px 10px 10px;
  }

  .article-card h3 {
    margin-bottom: 8px;
    font-size: var(--type-card-title);
    line-height: 1.12;
    -webkit-line-clamp: 3;
  }

  .article-card p {
    display: none;
  }

  .article-card .article-meta {
    gap: 5px;
    font-size: 9.5px;
    line-height: 1.35;
  }

  .article-card__action {
    gap: 5px;
    margin-top: 9px;
    font-size: 10.5px;
  }
}


@media (max-width: 390px) {
  .article-grid {
    gap: 9px;
  }

  .article-card__body {
    padding: 10px 9px 9px;
  }

  .article-card h3 {
    font-size: var(--type-card-title);
  }

  .article-card .article-meta {
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-hero__media img,
  .article-card,
  .article-card__media img,
  .article-card__action span {
    transition: none;
  }
}

/* Article detail */
.article-detail__header {
  padding: calc(var(--header-height) + 34px) 0 28px;
}

.article-detail__header-inner,
.article-detail__cover-wrap,
.article-detail__layout {
  max-width: 1160px;
}

.article-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  color: var(--text-muted);
  font-size: 13px;
  list-style: none;
}

.article-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--text-soft);
}

.article-breadcrumb a:hover {
  color: var(--link-text);
}

.article-detail h1 {
  max-width: 900px;
  margin: 14px 0 14px;
  font-size: clamp(34px, 3.2vw, 46px);
  line-height: 1.08;
  text-wrap: balance;
}

.article-detail__excerpt {
  max-width: 790px;
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: clamp(16px, 1.35vw, 18px);
  line-height: 1.65;
}

.article-detail__cover-wrap {
  padding-bottom: 18px;
}

.article-detail__cover {
  aspect-ratio: 16 / 6;
  max-height: 430px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in oklab, var(--bg-soft) 95%, transparent);
  box-shadow: 0 18px 46px rgba(7, 19, 38, .08);
}

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

.article-detail__cover--contain img {
  padding: clamp(18px, 3vw, 36px);
  object-fit: contain;
}

.article-detail__content {
  padding: 34px 0 96px;
}

.article-detail__layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(280px, 320px);
  justify-content: center;
  align-items: stretch;
  gap: clamp(42px, 5vw, 64px);
}

.article-detail__main {
  min-width: 0;
}

.article-toc {
  margin: 0 0 38px;
}

.article-toc details {
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in oklab, var(--surface-solid) 96%, var(--bg-soft));
}

.article-toc summary {
  margin: 0 0 15px;
  color: var(--text);
  font-family: var(--font-title);
  font-size: 14px;
  letter-spacing: .08em;
  text-transform: uppercase;
  list-style: none;
  cursor: default;
}

.article-toc summary::-webkit-details-marker {
  display: none;
}

.article-toc ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 24px;
  margin: 0;
  padding: 0;
  counter-reset: article-toc;
  list-style: none;
}

.article-toc li {
  min-width: 0;
  line-height: 1.35;
  counter-increment: article-toc;
}

.article-toc__level-3 {
  padding-left: 14px;
}

.article-toc a {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 7px;
  color: var(--text-muted);
  font-size: 13px;
  transition: color .18s ease, transform .18s ease;
}

.article-toc a::before {
  content: counter(article-toc, decimal-leading-zero) ".";
  color: color-mix(in oklab, var(--brand-2) 68%, var(--text-muted));
  font-weight: 700;
}

.article-toc a:hover,
.article-toc a.is-active {
  color: var(--link-text);
  transform: translateX(2px);
}

.article-prose {
  min-width: 0;
  color: color-mix(in oklab, var(--text) 92%, var(--text-muted));
  font-size: 16.5px;
  line-height: 1.78;
}

.article-prose > :first-child {
  margin-top: 0;
}

.article-prose h2,
.article-prose h3,
.article-prose h4 {
  scroll-margin-top: calc(var(--header-height) + 30px);
}

.article-prose h2 {
  margin: 52px 0 16px;
  font-size: clamp(27px, 2.25vw, 32px);
  line-height: 1.17;
}

.article-prose h3 {
  margin: 38px 0 13px;
  font-size: clamp(21px, 1.8vw, 24px);
  line-height: 1.22;
}

.article-prose h4 {
  margin: 30px 0 12px;
  font-size: 19px;
}

.article-prose p {
  margin: 0 0 20px;
}

.article-prose strong {
  color: var(--text);
}

.article-prose a {
  color: color-mix(in oklab, var(--brand-2) 80%, var(--text));
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.article-prose a:hover {
  color: var(--link-text);
}

.article-prose ul,
.article-prose ol {
  display: grid;
  gap: 9px;
  margin: 0 0 24px;
  padding-left: 24px;
}

.article-prose li::marker {
  color: var(--link-text);
  font-weight: 700;
}

.article-prose blockquote {
  margin: 30px 0;
  padding: 20px 22px;
  border-left: 3px solid var(--brand-2);
  border-radius: 0 12px 12px 0;
  background: color-mix(in oklab, var(--brand-2) 8%, var(--surface-solid));
}

.article-prose blockquote p {
  margin: 0;
  color: var(--text);
  font-size: 16.5px;
  font-weight: 700;
}

.article-prose hr {
  height: 1px;
  margin: 46px 0;
  border: 0;
  background: var(--border);
}

.article-prose code {
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--text);
  font-size: .88em;
}

.article-prose pre {
  max-width: 100%;
  overflow-x: auto;
  margin: 30px 0;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #080d15;
  color: #e7edf7;
  line-height: 1.6;
}

.article-prose pre code {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
}

.article-prose__figure {
  margin: 34px auto;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in oklab, var(--bg-soft) 96%, transparent);
  content-visibility: auto;
  contain-intrinsic-size: auto 420px;
}

.article-prose__figure--wide {
  width: 100%;
}

.article-prose__figure--medium {
  width: min(78%, 560px);
}

.article-prose__figure--small {
  width: min(58%, 420px);
}

.article-prose__figure img {
  width: 100%;
  height: auto;
  background: var(--surface-solid);
}

.article-prose__figure figcaption {
  padding: 11px 14px;
  border-top: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--text-muted);
  font-size: 12.5px;
  line-height: 1.5;
}

.article-prose__table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 32px 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  content-visibility: auto;
  contain-intrinsic-size: auto 300px;
}

.article-prose table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  background: var(--surface-solid);
  font-size: 14px;
  line-height: 1.5;
}

.article-prose th,
.article-prose td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.article-prose th {
  background: color-mix(in oklab, var(--brand-2) 9%, var(--surface-solid));
  color: var(--text);
  font-family: var(--font-title);
  font-weight: 400;
}

.article-prose tbody tr:last-child td {
  border-bottom: 0;
}

.article-sidebar {
  display: grid;
  align-content: start;
  gap: 16px;
  min-width: 0;
}

.article-side-card {
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in oklab, var(--surface-solid) 97%, var(--bg-soft));
  box-shadow: 0 12px 32px rgba(7, 19, 38, .055);
}

.article-side-card__head {
  display: grid;
  gap: 5px;
  margin-bottom: 13px;
}

.article-side-card__eyebrow {
  margin: 0;
  color: color-mix(in oklab, var(--brand-2) 74%, var(--text-muted));
  font-family: var(--font-title);
  font-size: 10px;
  letter-spacing: .15em;
  line-height: 1.25;
  text-transform: uppercase;
}

.article-side-card h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.18;
}

.article-side-card > p:not(.article-side-card__eyebrow) {
  margin: 10px 0 0;
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.62;
}

.article-side-products,
.article-side-documents,
.article-side-related {
  display: grid;
  gap: 9px;
}

.article-side-product {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: center;
  gap: 11px;
  padding: 8px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: color-mix(in oklab, var(--bg-soft) 70%, transparent);
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.article-side-product:hover {
  transform: translateY(-1px);
  border-color: color-mix(in oklab, var(--brand-2) 30%, var(--border));
  background: color-mix(in oklab, var(--brand-2) 6%, var(--surface-solid));
}

.article-side-product__media {
  display: grid;
  width: 72px;
  aspect-ratio: 1;
  place-items: center;
  overflow: hidden;
  border-radius: 10px;
  background: var(--surface-solid);
  content-visibility: auto;
  contain-intrinsic-size: auto 72px;
}

.article-side-product__media img {
  width: 100%;
  height: 100%;
  padding: 5px;
  object-fit: contain;
}

.article-side-product__body {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.article-side-product__body strong,
.article-side-document strong,
.article-side-related strong {
  color: var(--text);
  font-size: 13px;
  line-height: 1.3;
}

.article-side-product__body > span {
  color: var(--link-text);
  font-size: 12px;
  font-weight: 700;
}

.article-side-product__body b {
  display: inline-block;
  margin-left: 3px;
  transition: transform .18s ease;
}

.article-side-product:hover .article-side-product__body b {
  transform: translateX(3px);
}

.article-side-card--solution {
  background:
    var(--surface-solid);
}

.article-side-card__action {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 14px;
  color: var(--link-text);
  font-size: 13px;
  font-weight: 700;
}

.article-side-card__action span {
  transition: transform .18s ease;
}

.article-side-card__action:hover span {
  transform: translateX(3px);
}

.article-side-card__action--muted {
  color: var(--text-muted);
}

.article-side-document {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--border);
}

.article-side-document:first-child {
  padding-top: 0;
  border-top: 0;
}

.article-side-document:last-child {
  padding-bottom: 0;
}

.article-side-document__icon {
  display: grid;
  width: 38px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid color-mix(in oklab, var(--brand) 24%, var(--border));
  border-radius: 9px;
  background: color-mix(in oklab, var(--brand) 8%, var(--surface-solid));
  color: var(--brand-text);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .05em;
}

.article-side-document__icon svg {
  display: block;
  width: 20px;
  height: 20px;
}

.article-side-document > span:nth-child(2) {
  display: grid;
  gap: 3px;
}

.article-side-document small,
.article-side-related small {
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.35;
}

.article-side-document > b {
  color: var(--text-soft);
  font-size: 12px;
}

.article-side-document:hover strong,
.article-side-document:hover > b {
  color: var(--link-text);
}

.article-side-card--fact {
  border-left: 3px solid var(--brand-2);
  background: color-mix(in oklab, var(--brand-2) 6%, var(--surface-solid));
}

.article-side-card--fact h2 {
  margin-top: 6px;
}

.article-side-related > a {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-top: 1px solid var(--border);
}

.article-side-related > a:first-child {
  padding-top: 0;
  border-top: 0;
}

.article-side-related__media {
  width: 72px;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  background: color-mix(in oklab, var(--bg-soft) 95%, transparent);
  content-visibility: auto;
  contain-intrinsic-size: auto 54px;
}

.article-side-related__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-side-related > a > span:last-child {
  display: grid;
  gap: 5px;
}

.article-side-related > a:hover strong {
  color: var(--link-text);
}

.article-sidebar__sticky {
  align-self: end;
  position: sticky;
  top: calc(var(--header-height) + 18px);
}

.article-side-card--cta {
  border-color: color-mix(in oklab, var(--brand) 24%, var(--border));
  background:
    var(--surface-solid);
}

.article-side-card--cta h2 {
  margin-top: 0;
  font-size: 21px;
}

.article-side-card--cta .btn {
  width: 100%;
  margin-top: 16px;
}

/* Local article validator */
.article-check {
  padding: calc(var(--header-height) + 46px) 0 96px;
}

.article-check__head {
  margin-bottom: 34px;
}

.article-check__head h1 {
  margin: 11px 0 13px;
  font-size: clamp(38px, 5vw, 64px);
}

.article-check__head p:last-child {
  max-width: 820px;
  margin: 0;
  color: var(--text-muted);
}

.article-check__summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.article-check__stat {
  padding: 22px;
}

.article-check__stat strong {
  display: block;
  font-size: 34px;
}

.article-check__stat span {
  color: var(--text-muted);
}

.article-check__list {
  display: grid;
  gap: 16px;
}

.article-check__item {
  padding: 24px;
}

.article-check__item h2 {
  margin: 0 0 10px;
  font-size: 25px;
}

.article-check__item code {
  color: var(--text-muted);
}

.article-check__messages {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.article-check__message {
  padding: 10px 12px;
  border-radius: 9px;
  background: var(--surface-2);
  color: var(--text-muted);
}

.article-check__message--error {
  border-left: 3px solid var(--brand);
  color: var(--text);
}

.article-check__message--warning {
  border-left: 3px solid var(--warning);
}

.article-check__message--ok {
  border-left: 3px solid var(--success);
}


@media (max-width: 980px) {
  .article-detail__layout {
    grid-template-columns: minmax(0, 820px);
    gap: 44px;
  }

  .article-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-self: auto;
  }

  .article-sidebar__sticky {
    position: static;
    grid-column: 1 / -1;
  }

  .article-side-card--cta {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px 24px;
  }

  .article-side-card--cta .article-side-card__eyebrow,
  .article-side-card--cta h2,
  .article-side-card--cta p {
    grid-column: 1;
  }

  .article-side-card--cta .btn {
    grid-column: 2;
    grid-row: 1 / 4;
    width: auto;
    margin-top: 0;
  }
}

@media (max-width: 700px) {
  .article-detail__header {
    padding: calc(var(--header-height) + 24px) 0 24px;
  }

  .article-breadcrumb ol {
    margin-bottom: 20px;
    font-size: 12px;
  }

  .article-detail h1 {
    margin-top: 0;
    font-size: clamp(30px, 9.6vw, 38px);
    line-height: 1.1;
  }

  .article-detail__excerpt {
    margin-bottom: 16px;
    font-size: 16px;
  }

  .article-detail__cover-wrap {
    padding-bottom: 8px;
  }

  .article-detail__cover {
    aspect-ratio: 16 / 10;
    max-height: none;
    border-radius: 14px;
  }

  .article-detail__content {
    padding: 28px 0 68px;
  }

  .article-detail__layout {
    gap: 34px;
  }

  .article-toc {
    margin-bottom: 30px;
  }

  .article-toc details {
    padding: 17px 18px;
  }

  .article-toc summary {
    cursor: pointer;
  }

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

  .article-prose {
    font-size: 16px;
    line-height: 1.75;
  }

  .article-prose h2 {
    margin-top: 44px;
    font-size: 27px;
  }

  .article-prose h3 {
    margin-top: 34px;
    font-size: 22px;
  }

  .article-prose__figure,
  .article-prose__figure--medium,
  .article-prose__figure--small {
    width: 100%;
    margin: 28px 0;
    border-radius: 12px;
  }

  .article-sidebar__sticky {
    grid-column: auto;
  }

  .article-side-card--cta {
    display: block;
  }

  .article-side-card--cta .btn {
    width: 100%;
    margin-top: 16px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .article-card__media img,
  .article-card__action span,
  .article-toc a {
    transition: none;
  }
}

/* Article detail V1: dense editorial layout + share rail */
.article-detail__header {
  padding: calc(var(--header-height) + 30px) 0 88px;
}

.article-detail__shell {
  max-width: 1360px;
}

.article-detail__layout {
  display: grid;
  grid-template-columns: minmax(0, 820px) minmax(280px, 320px);
  align-items: start;
  justify-content: center;
  gap: clamp(24px, 3vw, 42px);
  max-width: none;
}

.article-detail__intro {
  margin-bottom: 24px;
}

.article-detail h1 {
  max-width: 820px;
  margin: 0 0 13px;
  font-size: clamp(34px, 3vw, 46px);
}

.article-detail__excerpt {
  max-width: 760px;
  margin-bottom: 16px;
}

.article-detail__cover {
  width: 100%;
  aspect-ratio: 16 / 8.2;
  max-height: 420px;
  margin: 0 0 28px;
}

.article-detail__cover--contain img {
  padding: clamp(18px, 2.4vw, 30px);
}

.article-toc {
  margin-bottom: 32px;
}

.article-sidebar {
  gap: 13px;
}

.article-side-card {
  padding: 16px;
}

.article-share {
  position: fixed;
  left: 0;
  top: 50%;
  z-index: 30;
  display: block;
  transform: translateY(-50%);
}

/* The rail is a viewport utility on desktop, so the label stays visually hidden. */
.article-share > p {
  display: none;
}

.article-share__rail {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--border);
  border-left: 0;
  border-radius: 0 12px 12px 0;
  background: var(--surface-solid);
  box-shadow: 0 12px 28px rgba(7, 19, 38, .10);
}

.article-share__rail a,
.article-share__rail button {
  display: grid;
  width: 44px;
  height: 44px;
  padding: 0;
  place-items: center;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.article-share__rail > :last-child {
  border-bottom: 0;
}

.article-share__rail svg,
.article-share__mobile svg {
  width: 19px;
  height: 19px;
  fill: currentColor;
}

.article-share__rail a:hover,
.article-share__rail button:hover,
.article-share__rail button.is-copied {
  background: color-mix(in oklab, var(--brand-2) 9%, var(--surface-solid));
  color: var(--link-text);
}

.article-share__mobile {
  display: none;
}


@media (max-width: 1240px) {
  .article-share {
    display: none;
  }

  .article-share__mobile {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 17px;
    padding: 9px 13px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: color-mix(in oklab, var(--surface-solid) 94%, var(--bg-soft));
    color: var(--text);
    font-size: 12.5px;
    font-weight: 700;
    cursor: pointer;
  }
}

@media (max-width: 1120px) {
  .article-detail__layout {
    grid-template-columns: minmax(0, 760px) minmax(270px, 310px);
  }
}

@media (max-width: 980px) {
  .article-detail__layout {
    grid-template-columns: minmax(0, 820px);
  }

  .article-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 8px;
  }
}

@media (max-width: 700px) {
  .article-detail__header {
    padding: calc(var(--header-height) + 22px) 0 66px;
  }

  .article-detail__cover {
    aspect-ratio: 16 / 10;
    max-height: 360px;
    margin-bottom: 24px;
  }

  .article-detail__cover--contain img {
    padding: 14px;
  }

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

.article-detail__header {
  padding-bottom: 12px;
}

.article-detail__content {
  padding: 0 0 88px;
}

/* Article share modal: tablet/mobile fallback for the desktop share rail. */
.article-share-modal[hidden] {
  display: none;
}

.article-share-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  padding: 20px;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .18s ease, visibility .18s ease;
}

.article-share-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.article-share-modal__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: rgba(3, 10, 21, .66);
  backdrop-filter: blur(5px);
  cursor: default;
}

.article-share-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(360px, calc(100vw - 40px));
  max-height: min(560px, calc(100dvh - 28px));
  overflow: auto;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  outline: 0;
  background: var(--surface-solid);
  box-shadow: 0 24px 64px rgba(3, 10, 21, .26);
  color: var(--text);
  transform: translateY(10px) scale(.985);
  transition: transform .18s ease;
}

.article-share-modal.is-open .article-share-modal__dialog {
  transform: translateY(0) scale(1);
}

.article-share-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 11px;
  border-bottom: 1px solid var(--border);
}

.article-share-modal__header h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.12;
}

.article-share-modal__close {
  display: grid;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  opacity: .78;
  transition: color .18s ease, opacity .18s ease, transform .18s ease;
}

.article-share-modal__close:hover,
.article-share-modal__close:focus-visible {
  color: var(--link-text);
  opacity: 1;
  transform: scale(1.06);
}

.article-share-modal__close svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.article-share-modal__intro {
  margin: 11px 0 12px;
  color: var(--text-muted);
  font-size: 12.5px;
  line-height: 1.45;
}

.article-share-modal__channels {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 4px;
}

.article-share-modal__channels a {
  display: grid;
  min-width: 0;
  gap: 5px;
  justify-items: center;
  padding: 6px 1px;
  border-radius: 10px;
  color: var(--text);
  text-align: center;
  text-decoration: none;
}

.article-share-modal__channels a > span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: color-mix(in oklab, var(--surface-solid) 91%, var(--bg-soft));
  transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease;
}

.article-share-modal__channels svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.article-share-modal__channels strong {
  max-width: 100%;
  overflow: hidden;
  font-size: 9px;
  font-weight: 700;
  line-height: 1.2;
  text-overflow: ellipsis;
}

.article-share-modal__channels a:hover > span,
.article-share-modal__channels a:focus-visible > span {
  border-color: color-mix(in oklab, var(--brand-2) 42%, var(--border));
  background: color-mix(in oklab, var(--brand-2) 10%, var(--surface-solid));
  color: var(--link-text);
  transform: translateY(-2px);
}

.article-share-modal__copy {
  margin-top: 13px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.article-share-modal__copy > label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-muted);
  font-size: 10.5px;
  font-weight: 700;
}

.article-share-modal__copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  min-height: 40px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in oklab, var(--surface-solid) 94%, var(--bg-soft));
}

.article-share-modal__copy-row input {
  min-width: 0;
  padding: 9px 10px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 10.5px;
}

.article-share-modal__copy-row button {
  display: inline-flex;
  min-width: 68px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0 10px;
  border: 0;
  background: var(--brand-2);
  color: #fff;
  font: inherit;
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
}

.article-share-modal__copy-row button svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.article-share-modal__copy-row button.is-copied {
  background: color-mix(in oklab, var(--brand-2) 82%, #16a34a);
}

body.article-share-modal-open {
  overflow: hidden;
}

@media (max-width: 380px) {
  .article-share-modal {
    padding: 14px;
  }

  .article-share-modal__dialog {
    width: calc(100vw - 28px);
    padding: 16px 14px;
    border-radius: 15px;
  }

  .article-share-modal__channels {
    gap: 2px;
  }

  .article-share-modal__channels a > span {
    width: 34px;
    height: 34px;
  }

  .article-share-modal__channels svg {
    width: 16px;
    height: 16px;
  }

  .article-share-modal__channels strong {
    font-size: 8.5px;
  }

  .article-share-modal__copy-row button {
    min-width: 64px;
    padding-inline: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-share-modal,
  .article-share-modal__dialog,
  .article-share-modal__channels a > span,
  .article-share-modal__close {
    transition: none;
  }
}