/* Article and principal biography template. Shared chrome belongs to base.css. */
.round3-article {
  background: var(--paper);
  color: var(--ink);
  letter-spacing: 0;
}

.round3-article .article {
  padding-top: var(--space-6);
}

.round3-article .article-inner {
  max-width: 1120px;
}

.round3-article .article-head {
  display: grid;
  gap: var(--space-3);
  justify-items: start;
  min-width: 0;
}

.round3-article .back-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: var(--step--1);
  font-weight: 600;
  margin-top: -0.75rem;
}

.round3-article .article-head h1 {
  font-family: var(--serif);
  font-size: var(--step-4);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: 0;
  max-width: 18em;
  overflow-wrap: break-word;
}

.round3-article .article-meta {
  font-size: var(--step--1);
  color: var(--muted);
  line-height: 1.5;
}

.round3-article .article-lead {
  font-size: var(--step-1);
  line-height: 1.5;
  max-width: var(--measure);
}

.round3-article .lead-figure {
  margin-top: var(--space-5);
  display: grid;
  gap: 0.75rem;
  max-width: 1120px;
}

.round3-article .lead-figure img,
.round3-article .lead-figure picture {
  display: block;
  width: 100%;
}

.round3-article .lead-figure img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: 50% 50%;
}

.round3-article .lead-figure figcaption {
  max-width: var(--measure);
}

.round3-article .prose {
  max-width: 68ch;
  margin-top: var(--space-6);
  font-size: var(--step-0);
  line-height: 1.7;
  overflow-wrap: break-word;
}

.round3-article .article-return {
  margin-top: var(--space-4);
}

.round3-article .prose > * + * {
  margin-top: 1.25em;
}

.round3-article .prose h2 {
  font-family: var(--serif);
  font-size: var(--step-3);
  line-height: 1.15;
  margin-top: var(--space-6);
  letter-spacing: 0;
}

.round3-article .prose h3 {
  font-family: var(--sans);
  font-size: 1.3125rem;
  line-height: 1.3;
  margin-top: var(--space-4);
  letter-spacing: 0;
}

.round3-article .prose h4 {
  font-family: var(--sans);
  font-size: var(--step--1);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0;
}

.round3-article .prose > h2 + *,
.round3-article .quick > h2 + * {
  margin-top: var(--space-3);
}

.round3-article .prose ul,
.round3-article .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 0;
}

.round3-article .prose li + li {
  margin-top: 0.75em;
}

.round3-article .prose ul {
  list-style: none;
}

.round3-article .prose ul > li {
  position: relative;
}

.round3-article .prose ul > li::before {
  content: "";
  position: absolute;
  left: -1.3rem;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--muted);
}

.round3-article .prose ol > li {
  padding-left: 0.25rem;
}

.round3-article .prose ol > li::marker {
  color: var(--muted);
  font-weight: 600;
  font-variant-numeric: lining-nums;
}

.round3-article .prose strong {
  font-weight: 650;
}

.round3-article .quick {
  background: transparent;
  padding: 0;
}

.round3-article .quick > * + * {
  margin-top: 1.25em;
}

.round3-article .quick h2 {
  margin-top: 0;
}

.round3-article .prose .technical-references,
.round3-article .prose .article-sources {
  margin-top: var(--space-6);
}

.round3-article .technical-references h2,
.round3-article .article-sources h2 {
  margin-top: 0;
}

.round3-article .technical-references p,
.round3-article .article-sources p,
.round3-article .source-note,
.round3-article .citation-note {
  margin-top: var(--space-3);
  font-size: var(--step--1);
  line-height: 1.6;
  color: var(--muted);
}

.round3-article .prose blockquote {
  margin-inline: 0;
  padding: 0;
  border: 0;
  font-family: var(--serif);
  font-size: 1.3125rem;
  line-height: 1.45;
}

.round3-article .prose blockquote cite {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--sans);
  font-size: var(--step--1);
  font-weight: 600;
  font-style: normal;
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--muted);
}

.round3-article .table-scroll {
  max-width: 100%;
  overflow-x: auto;
}

.round3-article .data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--step--1);
  line-height: 1.5;
}

.round3-article .data-table th,
.round3-article .data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  vertical-align: top;
}

.round3-article .data-table th,
.round3-article .data-table .total-row {
  background: var(--concrete);
  font-weight: 600;
}

.round3-article .article-faq {
  border-block-start: 1px solid var(--rule);
  padding-block: var(--space-2);
}

.round3-article .article-faq + .article-faq {
  margin-top: 0;
}

.round3-article .article-faq summary {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: var(--space-3);
  min-height: 44px;
  padding-block: 0.5rem;
  cursor: pointer;
  list-style: none;
}

.round3-article .article-faq summary::-webkit-details-marker {
  display: none;
}

.round3-article .article-faq summary::after {
  content: "+";
  flex: none;
  font-size: var(--step-1);
  color: var(--ink);
}

.round3-article .article-faq[open] summary::after {
  content: "\2212";
}

.round3-article .article-faq summary h3 {
  margin: 0;
  font-size: var(--step-0);
  font-weight: 600;
  line-height: 1.5;
}

.round3-article .article-faq-answer {
  margin-top: var(--space-3);
}

.round3-article .article-faq-answer > * + * {
  margin-top: 1.25em;
}

.round3-article .nist-timeline {
  margin-block: var(--space-5);
}

.round3-article .nist-timeline .tl-title {
  font-size: var(--step-0);
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: var(--space-3);
}

.round3-article .nist-timeline .tl-step {
  position: relative;
  margin-left: 0.5rem;
  padding: 0 0 var(--space-4) var(--space-4);
  border-left: 1px solid var(--rule);
}

.round3-article .nist-timeline .tl-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.round3-article .nist-timeline .tl-dot {
  position: absolute;
  top: 0.4rem;
  left: -0.5rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--muted);
}

.round3-article .nist-timeline .tl-when {
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--muted);
  margin-bottom: var(--space-1);
}

.round3-article .blog-video-figure {
  margin-block: var(--space-5);
}

.round3-article .video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
}

.round3-article .video-wrapper iframe,
.round3-article .yt-facade {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0;
}

.round3-article .yt-facade {
  position: relative;
  height: auto;
  background: var(--paper);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.round3-article .video-wrapper:has(.yt-facade) {
  aspect-ratio: auto;
}

.round3-article .yt-facade__thumb {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: 50% 50%;
}

.round3-article .lead-figure.image-native-wide {
  max-width: 1008px;
}

.round3-article .yt-facade__play {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding-block: 0.55rem;
  font-size: 1rem;
  font-weight: 600;
}

.round3-article .blog-video-figure figcaption {
  margin-top: var(--space-2);
}

.round3-article .bio-head .article-head {
  grid-column: 1 / span 7;
}

.round3-article .bio-portrait {
  grid-column: 9 / span 4;
  align-self: start;
  width: 100%;
  max-width: 360px;
  display: grid;
  gap: var(--space-2);
}

.round3-article .bio-portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 25%;
}

.round3-article .author-identity {
  display: grid;
  gap: var(--space-2);
}

.round3-article .author-identity .author-name {
  font-family: var(--sans);
  font-size: var(--step-1);
  font-weight: 600;
  letter-spacing: 0;
}

.round3-article .author-role {
  font-size: var(--step--1);
  color: var(--muted);
}

.round3-article .closing .wrap > .grid {
  max-width: 1120px;
}

.round3-article .closing-text {
  grid-column: 1 / span 6;
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.round3-article .closing-text h2 {
  font-family: var(--serif);
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0;
}

.round3-article .closing-action {
  grid-column: 8 / span 5;
  display: grid;
  gap: var(--space-3);
  align-content: start;
  justify-items: start;
  min-width: 0;
}

.round3-article .phone-big {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--serif);
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0;
  font-variant-numeric: lining-nums;
  color: var(--ink);
  text-decoration: none;
}

.round3-article .phone-big:hover {
  color: var(--blue);
  text-decoration: underline;
}

.round3-article .closing-note {
  font-size: var(--step--1);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .round3-article .closing-text {
    grid-column: 1 / span 7;
  }

  .round3-article .closing-action {
    grid-column: 9 / span 4;
  }
}

@media (max-width: 700px) {
  .round3-article .article {
    padding-top: var(--space-4);
  }

  .round3-article .article-lead {
    font-size: 1.1875rem;
  }

  .round3-article .prose {
    margin-top: var(--space-5);
  }

  .round3-article .prose h2 {
    margin-top: var(--space-5);
    line-height: 1.18;
  }

  .round3-article .quick h2 {
    margin-top: 0;
  }

  .round3-article .lead-figure {
    margin-top: var(--space-4);
  }

  .round3-article .bio-head .article-head,
  .round3-article .bio-portrait,
  .round3-article .closing-text,
  .round3-article .closing-action {
    grid-column: 1 / -1;
  }

  .round3-article .bio-portrait,
  .round3-article .closing-action {
    margin-top: var(--space-4);
  }

  .round3-article .closing-action .btn {
    width: 100%;
  }

  .round3-article .data-table th,
  .round3-article .data-table td {
    padding: 0.5rem;
  }
}