/* Phase H2: Article and tutorial detail presentation. Scoped to verified detail pages. */
.h2-detail-shell {
  --h2-ink: #16261f;
  --h2-muted: #617068;
  --h2-border: #dce6e0;
  --h2-surface: #ffffff;
  --h2-soft: #f3f8f5;
  --h2-accent: #087f5b;
  --h2-accent-dark: #056447;
  --h2-warm: #f2b84b;
  background: #f7faf8;
  color: var(--h2-ink);
}

.h2-detail-shell .h1-public-main {
  overflow: clip;
}

.h2-detail-page {
  padding: clamp(1.4rem, 3vw, 3rem) 0 clamp(3rem, 6vw, 6rem);
}

.h2-detail-breadcrumbs {
  margin-bottom: clamp(1rem, 2.5vw, 1.75rem);
}

.h2-detail-breadcrumbs ol {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.h2-detail-breadcrumbs li {
  color: var(--h2-muted);
  font-size: 0.9rem;
}

.h2-detail-breadcrumbs li:not(:last-child)::after {
  color: #9aaba1;
  content: "/";
  margin-left: 0.55rem;
}

.h2-detail-breadcrumbs a {
  color: var(--h2-accent-dark);
  font-weight: 650;
}

.h2-detail-layout {
  align-items: start;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
}

.h2-detail-main {
  grid-column: 1;
  min-width: 0;
}

.h2-detail-rail {
  align-self: start;
  grid-column: 2;
  min-width: 0;
}

.h2-detail-article,
.h2-tutorial-details,
.h2-resource-panel,
.h2-author-box,
.h2-related-section,
.h2-comments-section,
.h2-detail-sidebar .widget,
.h2-playlist-card .widget {
  background: var(--h2-surface);
  border: 1px solid var(--h2-border);
  border-radius: 18px;
  box-shadow: 0 16px 45px rgba(23, 53, 40, 0.07);
}

.h2-detail-article {
  overflow: hidden;
}

.h2-detail-featured-media,
.h2-detail-video {
  background: #dfe9e4;
  margin: 0;
  overflow: hidden;
  position: relative;
}

.h2-detail-featured-media {
  aspect-ratio: 2 / 1;
}

.h2-detail-featured-media img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.h2-detail-video {
  aspect-ratio: 16 / 9;
  background: #0c1712;
}

.h2-detail-video iframe {
  border: 0;
  display: block;
  height: 100% !important;
  min-height: 0 !important;
  width: 100%;
}

.h2-detail-fallback {
  align-content: center;
  background: linear-gradient(135deg, #edf5f0, #d9e8df);
  color: var(--h2-muted);
  font-weight: 650;
  height: 100%;
  min-height: 220px;
  padding: 2rem;
  text-align: center;
  width: 100%;
}

.h2-detail-header {
  border-bottom: 1px solid var(--h2-border);
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1.25rem, 4.5vw, 3.5rem) clamp(1.35rem, 3vw, 2rem);
}

.h2-detail-type,
.h2-section-kicker {
  color: var(--h2-accent);
  display: block;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  margin-bottom: 0.65rem;
  text-transform: uppercase;
}

.h2-detail-header h1 {
  color: var(--h2-ink);
  font-size: clamp(2rem, 5vw, 3.65rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0;
  max-width: 19ch;
  overflow-wrap: anywhere;
}

.h2-detail-article--tutorial .h2-detail-header h1 {
  font-size: clamp(1.85rem, 3.4vw, 2.85rem);
  line-height: 1.12;
  max-width: 27ch;
}

.h2-detail-meta {
  align-items: center;
  color: var(--h2-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.9rem;
  gap: 0.75rem 1.2rem;
  margin-top: 1.25rem;
}

.h2-detail-meta > span,
.h2-detail-meta > a {
  align-items: center;
  display: inline-flex;
  gap: 0.42rem;
}

.h2-detail-meta i {
  color: var(--h2-accent);
}

.h2-detail-meta a {
  color: inherit;
}

.h2-detail-meta .h2-detail-category {
  background: #e3f3ea;
  border-radius: 999px;
  color: var(--h2-accent-dark);
  font-weight: 750;
  padding: 0.42rem 0.78rem;
}

.h2-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.h2-detail-tags a {
  border: 1px solid var(--h2-border);
  border-radius: 999px;
  color: #43544b;
  display: inline-block;
  font-size: 0.8rem;
  line-height: 1.2;
  padding: 0.42rem 0.7rem;
}

.h2-detail-tags a:hover,
.h2-detail-tags a:focus-visible {
  background: var(--h2-soft);
  border-color: #b6cec0;
  color: var(--h2-accent-dark);
}

.h2-reading-content {
  color: #28382f;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.05rem, 1.25vw, 1.18rem);
  line-height: 1.82;
  padding: clamp(1.6rem, 4.5vw, 3.5rem);
  text-align: left !important;
}

.h2-reading-content > :first-child {
  margin-top: 0;
}

.h2-reading-content > :last-child {
  margin-bottom: 0;
}

.h2-reading-content h2,
.h2-reading-content h3,
.h2-reading-content h4,
.h2-reading-content h5,
.h2-reading-content h6 {
  color: var(--h2-ink);
  font-family: inherit;
  letter-spacing: -0.018em;
  line-height: 1.28;
  margin-bottom: 0.8em;
  margin-top: 1.75em;
  scroll-margin-top: 7rem;
}

.h2-reading-content h2 { font-size: clamp(1.65rem, 3vw, 2.2rem); }
.h2-reading-content h3 { font-size: clamp(1.35rem, 2.4vw, 1.75rem); }
.h2-reading-content p,
.h2-reading-content ul,
.h2-reading-content ol,
.h2-reading-content blockquote,
.h2-reading-content table,
.h2-reading-content pre { margin-bottom: 1.35em; }

.h2-reading-content ul,
.h2-reading-content ol {
  padding-left: 1.35em;
}

.h2-reading-content li + li {
  margin-top: 0.35em;
}

.h2-reading-content a {
  color: #06684b;
  font-weight: 650;
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.h2-reading-content img,
.h2-reading-content video,
.h2-reading-content iframe {
  height: auto;
  max-width: 100%;
}

.h2-reading-content iframe {
  aspect-ratio: 16 / 9;
  height: auto !important;
  min-height: 0 !important;
  width: 100%;
}

.h2-reading-content table {
  border-collapse: collapse;
  display: block;
  max-width: 100%;
  overflow-x: auto;
  width: max-content;
}

.h2-reading-content th,
.h2-reading-content td {
  border: 1px solid #cbd9d1;
  padding: 0.7rem;
}

.h2-reading-content pre {
  background: #101c16;
  border-radius: 12px;
  color: #e8f2ec;
  max-width: 100%;
  overflow-x: auto;
  padding: 1rem;
}

.h2-reading-content blockquote {
  background: var(--h2-soft);
  border-left: 4px solid var(--h2-accent);
  border-radius: 0 12px 12px 0;
  color: #385047;
  margin-left: 0;
  padding: 1rem 1.2rem;
}

.h2-tutorial-details,
.h2-resource-panel,
.h2-author-box,
.h2-related-section,
.h2-comments-section {
  margin-top: 1.5rem;
}

.h2-tutorial-details {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.h2-detail-article > .h2-tutorial-details {
  border: 0;
  border-bottom: 1px solid var(--h2-border);
  border-radius: 0;
  box-shadow: none;
  margin: 0;
  padding: clamp(1.35rem, 3.5vw, 2.5rem) clamp(1.25rem, 4.5vw, 3.5rem);
}

.h2-tutorial-details__heading h2,
.h2-tutorial-chapters h3,
.h2-tutorial-guidance h3 {
  color: var(--h2-ink);
  margin: 0;
}

.h2-tutorial-details__heading h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  line-height: 1.25;
}

.h2-tutorial-properties {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  margin: 1.25rem 0 0;
}

.h2-tutorial-properties > div {
  background: var(--h2-soft);
  border: 1px solid var(--h2-border);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.h2-tutorial-properties dt {
  color: var(--h2-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.h2-tutorial-properties dd {
  color: var(--h2-ink);
  font-weight: 700;
  margin: 0.3rem 0 0;
}

.h2-tutorial-guidance {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 1.25rem;
}

.h2-tutorial-guidance > div {
  border-left: 4px solid var(--h2-accent);
  padding: 0.25rem 0 0.25rem 1rem;
}

.h2-tutorial-guidance h3,
.h2-tutorial-chapters h3 {
  font-size: 1.05rem;
}

.h2-tutorial-guidance p {
  color: var(--h2-muted);
  line-height: 1.65;
  margin: 0.5rem 0 0;
}

.h2-tutorial-chapters {
  border-top: 1px solid var(--h2-border);
  margin-top: 1.4rem;
  padding-top: 1.25rem;
}

.h2-tutorial-chapters ol {
  display: grid;
  gap: 0.55rem;
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
}

.h2-tutorial-chapters button {
  align-items: center;
  appearance: none;
  background: var(--h2-soft);
  border: 1px solid var(--h2-border);
  border-radius: 11px;
  color: var(--h2-ink);
  cursor: pointer;
  display: flex;
  font: inherit;
  gap: 0.85rem;
  padding: 0.75rem 0.9rem;
  text-align: left;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
  width: 100%;
}

.h2-tutorial-chapters button:hover,
.h2-tutorial-chapters button[aria-current="true"] {
  border-color: var(--h2-accent);
  box-shadow: 0 8px 20px rgba(8, 127, 91, 0.1);
  transform: translateY(-1px);
}

.h2-tutorial-chapters button:focus-visible {
  outline: 3px solid var(--h2-warm);
  outline-offset: 2px;
}

.h2-tutorial-chapters__time {
  background: var(--h2-accent);
  border-radius: 999px;
  color: #fff;
  flex: 0 0 auto;
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  min-width: 3.8rem;
  padding: 0.3rem 0.55rem;
  text-align: center;
}

.h2-tutorial-chapters__status {
  color: var(--h2-muted);
  font-size: 0.86rem;
  margin: 0.65rem 0 0;
  min-height: 1.3em;
}

.h2-resource-panel {
  align-items: center;
  background: linear-gradient(135deg, #eff8f3, #ffffff);
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.h2-resource-panel h2,
.h2-author-box h2,
.h2-related-section h2,
.h2-comments-section h2 {
  color: var(--h2-ink);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  line-height: 1.25;
  margin: 0;
}

.h2-resource-panel p,
.h2-author-box p,
.h2-comment-form-card > p {
  color: var(--h2-muted);
  margin: 0.45rem 0 0;
}

.h2-resource-button,
.h2-comment-submit {
  align-items: center;
  background: var(--h2-accent);
  border: 1px solid var(--h2-accent);
  border-radius: 10px;
  color: #fff;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 46px;
  padding: 0.7rem 1rem;
  text-align: center;
}

.h2-resource-button:hover,
.h2-resource-button:focus-visible,
.h2-comment-submit:hover,
.h2-comment-submit:focus-visible {
  background: var(--h2-accent-dark);
  border-color: var(--h2-accent-dark);
  color: #fff;
}

.h2-resource-button.is-disabled {
  background: #e4e9e6;
  border-color: #d3dbd7;
  color: #68746e;
  cursor: not-allowed;
}

.h2-author-box {
  align-items: flex-start;
  display: flex;
  gap: 1.1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.h2-author-box > img {
  border: 3px solid #e1eee7;
  border-radius: 50%;
  flex: 0 0 auto;
  object-fit: cover;
}

.h2-author-box h2 a {
  color: inherit;
}

.h2-author-role {
  font-weight: 700;
}

.h2-author-verified {
  background: #e3f3ea;
  border-radius: 999px;
  color: var(--h2-accent-dark);
  display: inline-block;
  font-size: 0.68rem;
  margin-left: 0.5rem;
  padding: 0.28rem 0.55rem;
  vertical-align: middle;
}

.h2-related-section,
.h2-comments-section {
  padding: clamp(1.25rem, 3.5vw, 2.25rem);
}

.h2-related-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.2rem;
}

.h2-related-card {
  border: 1px solid var(--h2-border);
  border-radius: 12px;
  min-width: 0;
  overflow: hidden;
}

.h2-related-image {
  aspect-ratio: 2 / 1;
  background: #e8efeb;
  display: block;
  overflow: hidden;
}

.h2-related-image img {
  height: 100%;
  object-fit: cover;
  transition: transform 180ms ease;
  width: 100%;
}

.h2-related-card:hover .h2-related-image img {
  transform: scale(1.025);
}

.h2-related-card > div {
  padding: 0.9rem;
}

.h2-related-card span {
  color: var(--h2-accent);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.h2-related-card h3 {
  font-size: 0.98rem;
  line-height: 1.4;
  margin: 0.35rem 0 0;
}

.h2-related-card h3 a {
  color: var(--h2-ink);
}

.h2-comments-heading {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.h2-comments-heading > span {
  align-items: center;
  background: var(--h2-soft);
  border-radius: 50%;
  color: var(--h2-accent-dark);
  display: inline-flex;
  font-weight: 800;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.h2-comment-message:empty {
  display: none;
}

.h2-comment-list {
  display: grid;
  gap: 0.9rem;
  list-style: none;
  margin: 1.25rem 0 0;
  max-height: 48rem;
  overflow-y: auto;
  padding: 0 0.35rem 0 0;
  scrollbar-gutter: stable;
}

.h2-comment-card {
  align-items: flex-start;
  background: var(--h2-soft);
  border-radius: 12px;
  display: flex;
  gap: 0.9rem;
  padding: 1rem;
}

.h2-comment-avatar {
  align-items: center;
  background: #d8ebe0;
  border-radius: 50%;
  color: var(--h2-accent-dark);
  display: inline-flex;
  flex: 0 0 38px;
  font-weight: 800;
  height: 38px;
  justify-content: center;
}

.h2-comment-card > div:last-child {
  min-width: 0;
  width: 100%;
}

.h2-comment-meta {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.7rem;
  justify-content: space-between;
}

.h2-comment-meta time {
  color: var(--h2-muted);
  font-size: 0.76rem;
}

.h2-comment-card p {
  color: #38483f;
  margin: 0.55rem 0 0;
  overflow-wrap: anywhere;
}

.h2-empty-comments {
  background: var(--h2-soft);
  border-radius: 12px;
  color: var(--h2-muted);
  margin: 1.25rem 0 0;
  padding: 1rem;
}

.h2-comment-form-card {
  border-top: 1px solid var(--h2-border);
  margin-top: 1.75rem;
  padding-top: 1.75rem;
}

.h2-comment-form-card form {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

.h2-form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.h2-form-field label {
  color: var(--h2-ink);
  display: block;
  font-weight: 750;
  margin-bottom: 0.4rem;
}

.h2-form-field textarea,
.h2-form-field input {
  background: #fff;
  border: 1px solid #bfcfc6;
  border-radius: 10px;
  color: var(--h2-ink);
  display: block;
  font: inherit;
  min-height: 46px;
  padding: 0.72rem 0.8rem;
  width: 100%;
}

.h2-form-field textarea {
  resize: vertical;
}

.h2-form-field textarea:focus,
.h2-form-field input:focus {
  border-color: var(--h2-accent);
  box-shadow: 0 0 0 3px rgba(8, 127, 91, 0.15);
  outline: 0;
}

.h2-comment-submit {
  cursor: pointer;
  justify-self: start;
}

.h2-honeypot {
  height: 1px;
  left: -10000px;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

.h2-playlist-card {
  min-width: 0;
}

.h2-playlist-card .widget,
.h2-detail-sidebar .widget {
  margin-bottom: 1rem;
  padding: 1.15rem;
}

.h2-playlist-card .widget-title,
.h2-detail-sidebar .widget-title {
  color: var(--h2-ink);
  font-size: 1.05rem;
  margin-bottom: 0.9rem;
}

.h2-detail-sidebar {
  max-width: none;
  min-width: 0;
  padding: 0;
  width: 100%;
}

.h2-detail-sidebar .widget-list a,
.h2-playlist-card .widget-list a {
  overflow-wrap: anywhere;
}

.h2-detail-sidebar .widget-about img,
.h2-detail-sidebar .widget-author img {
  height: auto;
  max-width: 100%;
}

.h2-detail-sidebar .widget-search input {
  border: 1px solid #bfcfc6;
  border-radius: 9px;
  min-height: 44px;
  width: 100%;
}

@media (max-width: 991.98px) {
  .h2-detail-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .h2-detail-main,
  .h2-detail-rail {
    grid-column: 1;
    grid-row: auto;
  }

  .h2-playlist-card { margin-top: 0; }
  .h2-detail-sidebar { margin-top: 0; }
}

@media (max-width: 767.98px) {
  .h2-detail-page { padding-top: 1rem; }
  .h2-detail-layout { gap: 1rem; }
  .h2-detail-article,
  .h2-tutorial-details,
  .h2-resource-panel,
  .h2-author-box,
  .h2-related-section,
  .h2-comments-section,
  .h2-detail-sidebar .widget,
  .h2-playlist-card .widget { border-radius: 13px; }
  .h2-detail-header h1 { font-size: clamp(1.8rem, 9vw, 2.65rem); }
  .h2-detail-article--tutorial .h2-detail-header h1 { font-size: clamp(1.75rem, 7.8vw, 2.35rem); }
  .h2-detail-meta { align-items: flex-start; flex-direction: column; }
  .h2-reading-content { font-size: 1.04rem; line-height: 1.72; }
  .h2-resource-panel { align-items: stretch; flex-direction: column; }
  .h2-resource-button { width: 100%; }
  .h2-related-grid { grid-template-columns: 1fr; }
  .h2-form-grid { grid-template-columns: 1fr; }
  .h2-author-box { flex-direction: column; }
  .h2-comment-meta { align-items: flex-start; flex-direction: column; }
  .h2-detail-video { aspect-ratio: 16 / 9; }
}

@media (prefers-reduced-motion: reduce) {
  .h2-detail-shell *,
  .h2-detail-shell *::before,
  .h2-detail-shell *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

.h2-article-video-references{background:#fff;border:1px solid var(--h2-border);border-radius:18px;padding:clamp(1.25rem,3vw,2rem);margin-top:1.5rem}.h2-article-video-references>p{color:var(--h2-muted)}.h2-article-video-references ol{list-style:none;margin:1.25rem 0 0;padding:0;display:grid;gap:.9rem}.h2-article-video-references li a{display:grid;grid-template-columns:150px minmax(0,1fr);gap:1rem;align-items:center;padding:.75rem;border:1px solid var(--h2-border);border-radius:14px;text-decoration:none;color:var(--h2-ink);background:#fbfdfc}.h2-article-video-references img,.h2-video-reference-fallback{width:150px;aspect-ratio:16/9;object-fit:cover;border-radius:10px;background:#e4f3ec}.h2-video-reference-fallback{display:grid;place-items:center;font-size:2rem;color:#08765b}.h2-article-video-references small,.h2-article-video-references em{display:block;color:var(--h2-muted);font-style:normal}.h2-article-video-references strong{display:block;font-size:1.05rem;margin:.2rem 0}.h2-article-category-sidebar .is-current a{font-weight:700;color:#08765b}@media(max-width:575.98px){.h2-article-video-references li a{grid-template-columns:1fr}.h2-article-video-references img,.h2-video-reference-fallback{width:100%}}

.h2-detail-featured-media {
  border-bottom: 1px solid var(--h2-border);
  outline: 1px solid rgba(8, 118, 91, .16);
  outline-offset: -1px;
  box-shadow: inset 0 0 0 1px rgba(8, 118, 91, .08);
}
.h2-article-image-gallery {
  background: #fff;
  border: 1px solid var(--h2-border);
  border-radius: 18px;
  margin-top: 1.5rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}
.h2-article-image-gallery__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.1rem;
}
.h2-article-image-gallery figure { margin: 0; min-width: 0; }
.h2-article-image-gallery__preview {
  background: #eaf4ef;
  border: 1px solid var(--h2-border);
  border-radius: 14px;
  cursor: zoom-in;
  display: block;
  overflow: hidden;
  padding: 0;
  width: 100%;
}
.h2-article-image-gallery__preview img { aspect-ratio: 16 / 9; display: block; height: auto; object-fit: cover; width: 100%; }
.h2-article-image-gallery figcaption { color: var(--h2-muted); font-size: .9rem; padding: .65rem .25rem 0; }
.h2-article-image-dialog { border: 0; border-radius: 18px; box-shadow: 0 20px 70px rgba(0,0,0,.35); max-width: min(1100px,94vw); padding: 1rem; }
.h2-article-image-dialog::backdrop { background: rgba(5,23,16,.8); }
.h2-article-image-dialog img { display: block; max-height: 80vh; max-width: 90vw; object-fit: contain; }
.h2-article-image-dialog button { background: #08765b; border: 0; border-radius: 9px; color: #fff; cursor: pointer; margin-top: .75rem; padding: .65rem 1rem; }

.h2-article-video-references ol { grid-template-columns: repeat(2,minmax(0,1fr)); }
.h2-article-video-references li a.h2-video-reference-card { align-items: stretch; background: #fff; display: flex; flex-direction: column; gap: 0; overflow: hidden; padding: 0; }
.h2-video-reference-card__media { background: #e4f3ec; display: block; overflow: hidden; position: relative; }
.h2-article-video-references .h2-video-reference-card__media img,
.h2-article-video-references .h2-video-reference-card__media .h2-video-reference-fallback { aspect-ratio: 16/9; border-radius: 0; display: block; height: auto; object-fit: cover; width: 100%; }
.h2-article-video-references .h2-video-reference-card__media .h2-video-reference-fallback { display: grid; place-items: center; }
.h2-video-reference-card__play { align-items: center; background: #08765b; border-radius: 50%; color: #fff; display: flex; font-size: 1.15rem; height: 42px; justify-content: center; left: 50%; position: absolute; top: 50%; transform: translate(-50%,-50%); width: 42px; }
.h2-video-reference-card__copy { display: flex; flex: 1; flex-direction: column; padding: 1rem; }
.h2-video-reference-card__copy .h2-video-reference-card__action { color: #08765b; font-weight: 700; margin-top: auto; padding-top: .8rem; }

.h2-article-category-sidebar__list { list-style: none; margin: 0; padding: 0; }
.h2-article-category-sidebar__list li { align-items: flex-start; border-bottom: 1px solid var(--h2-border); display: grid; gap: .7rem; grid-template-columns: 2rem minmax(0,1fr); padding: .85rem 0; }
.h2-article-category-sidebar__list li:last-child { border-bottom: 0; }
.h2-article-category-sidebar__number { align-items: center; background: #e8f4ef; border: 1px solid #c9e1d7; border-radius: 50%; color: #08765b; display: flex; font-size: .8rem; font-weight: 800; height: 2rem; justify-content: center; width: 2rem; }
.h2-article-category-sidebar__list a { color: var(--h2-ink); display: block; text-decoration: none; }
.h2-article-category-sidebar__list strong { display: block; font-size: .95rem; line-height: 1.45; }
.h2-article-category-sidebar__list time { color: var(--h2-muted); display: block; font-size: .78rem; margin-top: .3rem; }
.h2-article-category-sidebar__list .is-current { background: #f0f8f4; border-left: 3px solid #08765b; border-radius: 10px; padding-inline: .65rem; }
.h2-article-category-sidebar__list .is-current .h2-article-category-sidebar__number { background: #08765b; color: #fff; }
@media(max-width:575.98px){.h2-article-image-gallery__grid,.h2-article-video-references ol{grid-template-columns:1fr}}
/* Article supporting files and external sources. */
.h2-article-resources { margin:32px 0; padding:28px; border:1px solid #d9e6e1; border-radius:20px; background:#f5f9f7; }
.h2-article-resources__grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; margin-top:20px; }
.h2-article-resource { display:flex; flex-direction:column; gap:12px; padding:22px; background:#fff; border:1px solid #d9e6e1; border-radius:16px; overflow-wrap:anywhere; }
.h2-article-resource h3 { font-size:19px; margin:0; }
.h2-article-resource p { margin:0; }
.h2-article-resource small { color:#587268; }
.h2-article-resource__kind { color:#097455; font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; }
.h2-article-resource .h2-resource-button { margin-top:auto; align-self:flex-start; }
@media(max-width:640px) { .h2-article-resources { padding:20px; } .h2-article-resources__grid { grid-template-columns:1fr; } }