.reading-card { position: relative; }
.reading-link { color: inherit; text-decoration: none; }
.reading-link::after { content: ''; position: absolute; inset: 0; border-radius: 20px; }
.reading-link:focus-visible { outline: none; }
.reading-link:focus-visible::after { outline: 3px solid var(--ocean-700); outline-offset: 4px; }
.read-action { margin-top: 20px; color: var(--ocean-700) !important; font-size: 14px !important; letter-spacing: 0 !important; }
.reading-page { max-width: 1040px; margin: auto; padding: 44px 32px 80px; }
.reading-breadcrumb { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; font-size: 14px; }
.reading-page a { color: var(--ocean-700); text-underline-offset: 4px; }
.reading-content { padding: clamp(24px, 5vw, 64px); border: 1px solid var(--ocean-200); border-radius: 24px; background: #fff; }
.reading-content h1 { max-width: 22ch; margin: 18px 0 32px; color: var(--ocean-800); font-size: clamp(28px, 3.5vw, 42px); line-height: 1.45; text-wrap: balance; }
.reading-body { font-size: 18px; line-height: 2; color: var(--gray-700); }
.reading-body .article-takeaway { margin-top: 32px; padding: 20px 24px; border-left: 3px solid var(--teal-500); background: var(--ocean-50); font-size: 16px; }
.reading-pagination { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; margin: 28px 0; }
.reading-pagination a { padding: 20px; border: 1px solid var(--ocean-200); border-radius: 14px; background: #fff; line-height: 1.7; text-decoration: none; }
.reading-pagination small { display: block; margin-bottom: 8px; color: var(--gray-700); }
.reading-return { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; font-size: 14px; }
@media (max-width: 620px) {
  .reading-page { padding: 28px 16px 56px; }
  .reading-pagination { grid-template-columns: 1fr; }
  .reading-body { font-size: 17px; }
}

/* Editorial long-form layer: scoped to reading pages and the learning library. */
.reading-longform { max-width: 1240px; padding: 36px 28px 72px; }
.reading-longform a { color: var(--ocean-800); }
.reading-longform .reading-breadcrumb { color: var(--gray-700); font-size: 13px; line-height: 1.8; gap: 7px 12px; margin-bottom: 26px; }
.reading-longform .reading-content { padding: 0; border: 0; background: transparent; box-shadow: none; }
.reading-heading { display: block; max-width: 890px; margin: 0 auto 30px; padding: 24px 0 0; text-align: center; }
.reading-longform .reading-heading h1 { max-width: 900px; margin: 16px auto 20px; font-size: clamp(29px, 3.4vw, 44px); line-height: 1.4; text-wrap: balance; letter-spacing: -.025em; }
.reading-deck { max-width: 740px; margin: 0 auto; color: var(--gray-700); font-size: 17px; line-height: 1.9; }
.reading-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 20px; margin-top: 22px; color: var(--gray-700); font-size: 12px; line-height: 1.7; }
.reading-cover { margin: 0 0 42px; }
.reading-cover img { display: block; width: 100%; height: auto; border-radius: 22px; border: 1px solid var(--ocean-200); background: var(--ocean-50); }
.reading-cover figcaption { padding: 10px 4px 0; color: var(--gray-700); font-size: 12px; line-height: 1.7; text-align: right; }
.reading-layout { display: grid; grid-template-columns: 224px minmax(0, 1fr); gap: 36px; align-items: start; }
.reading-toc { position: sticky; top: 160px; padding: 22px 18px; border-top: 3px solid var(--ocean-700); border-radius: 0 0 16px 16px; background: var(--ocean-50); }
.reading-toc > p { margin: 0 0 14px; font-size: 14px; font-weight: 750; color: var(--ocean-800); }
.reading-toc ol { margin: 0; padding-left: 20px; }
.reading-toc li { margin: 0 0 11px; padding-left: 3px; font-size: 13px; line-height: 1.7; }
.reading-toc a { text-decoration: none; }
.reading-toc a:hover { text-decoration: underline; }
.reading-toc-product { display: block; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--ocean-200); font-size: 12px; font-weight: 750; line-height: 1.8; }
.reading-longform .reading-body { min-width: 0; max-width: 864px; color: var(--gray-700); font-size: 17px; line-height: 1.95; }
.reading-longform .reading-body p { font-size: inherit; line-height: inherit; margin: 16px 0; }
.reading-longform .reading-answer { margin: 0 0 40px; padding: 24px 28px; border: 1px solid var(--ocean-200); border-left: 4px solid var(--teal-500); border-radius: 0 18px 18px 0; background: white; }
.reading-longform .reading-answer .eyebrow { font-size: 11px; color: var(--teal-700); letter-spacing: .12em; margin-top: 0; }
.reading-longform .reading-answer p:last-child { margin-bottom: 0; color: var(--ocean-800); font-weight: 600; }
.reading-longform .reading-section { max-width: none; margin: 0; padding: 0 0 32px; scroll-margin-top: 166px; }
.reading-longform .reading-section h2 { display: flex; align-items: baseline; gap: 12px; margin: 10px 0 20px; font-size: clamp(22px, 2.2vw, 28px); line-height: 1.5; color: var(--ocean-800); letter-spacing: -.02em; }
.reading-section h2 > span { flex: 0 0 auto; color: var(--teal-700); font-size: 13px; letter-spacing: .06em; font-variant-numeric: tabular-nums; }
.reading-body code { display: block; padding: 17px; border-radius: 12px; background: var(--ocean-50); border: 1px solid var(--ocean-200); color: var(--ocean-800); font-size: 13px; line-height: 1.8; overflow-wrap: anywhere; }
.reading-table-wrap { margin: 28px 0 8px; overflow-x: auto; border: 1px solid var(--ocean-200); border-radius: 16px; background: white; }
.reading-table-wrap:focus-visible { outline: 3px solid var(--ocean-700); outline-offset: 4px; }
.reading-table-wrap table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 14px; line-height: 1.75; }
.reading-table-wrap caption { padding: 16px 20px; text-align: left; font-weight: 700; color: var(--ocean-800); background: var(--ocean-50); }
.reading-table-wrap th, .reading-table-wrap td { padding: 15px 18px; text-align: left; border-top: 1px solid var(--ocean-200); vertical-align: top; }
.reading-table-wrap thead th { color: var(--ocean-800); background: var(--ocean-50); font-weight: 750; }
.reading-table-wrap tbody th { width: 23%; color: var(--ocean-800); font-weight: 650; }
.reading-table-wrap tbody tr:nth-child(even) { background: #f6fafc; }
.reading-flow { margin: 28px 0 8px; padding: 24px; border: 1px solid var(--ocean-200); border-radius: 18px; background: var(--ocean-50); }
.reading-flow figcaption { font-size: 16px; font-weight: 750; color: var(--ocean-800); margin-bottom: 22px; }
.reading-flow ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; list-style: none; margin: 0; padding: 0; }
.reading-flow li { position: relative; padding: 18px; border: 1px solid var(--ocean-200); border-radius: 13px; background: white; }
.reading-flow li::after { content: '→'; position: absolute; right: -23px; top: 42%; color: var(--ocean-700); font-size: 19px; line-height: 1; }
.reading-flow li:nth-child(2)::after { content: '↓'; right: 50%; top: auto; bottom: -24px; }
.reading-flow li:nth-child(3) { grid-column: 2; grid-row: 2; }
.reading-flow li:nth-child(3)::after { content: '←'; right: auto; left: -23px; }
.reading-flow li:nth-child(4) { grid-column: 1; grid-row: 2; }
.reading-flow li:last-child::after { display: none; }
.flow-number { display: block; color: var(--teal-700); font-size: 12px; font-weight: 750; line-height: 1.4; margin-bottom: 8px; }
.reading-flow strong { color: var(--ocean-800); font-size: 16px; }
.reading-longform .reading-flow li p { font-size: 14px; line-height: 1.65; margin: 8px 0 0; }
.reading-longform .reading-flow .flow-note { margin: 18px 0 0; font-size: 13px; line-height: 1.8; }
.reading-longform .reading-checklist { padding: 24px 28px; margin-bottom: 38px; background: white; border: 1px solid var(--ocean-200); border-radius: 18px; }
.reading-checklist ul { padding: 0; list-style: none; margin: 18px 0 0; }
.reading-checklist li { position: relative; padding: 11px 0 11px 26px; font-size: 16px; line-height: 1.8; border-top: 1px solid var(--ocean-200); }
.reading-checklist li::before { content: '✓'; position: absolute; left: 0; color: var(--teal-700); }
.reading-faq details { margin-bottom: 12px; border: 1px solid var(--ocean-200); border-radius: 14px; background: white; padding: 18px 22px; }
.reading-faq summary { cursor: pointer; color: var(--ocean-800); font-size: 16px; font-weight: 700; line-height: 1.8; }
.reading-longform .reading-faq details p { font-size: 16px; line-height: 1.85; margin-bottom: 0; }
.reading-longform .reading-sources { border-top: 1px solid var(--ocean-200); padding-top: 24px; }
.reading-longform .reading-sources h2 { font-size: 20px; }
.reading-longform .reading-sources p, .reading-sources li { font-size: 14px; line-height: 1.85; }
.reading-sources ul { padding-left: 20px; }
.reading-longform .reading-related { max-width: none; margin: 26px 0 0; padding: 32px 0 0; border-top: 1px solid var(--ocean-200); }
.reading-related h2 { color: var(--ocean-800); font-size: 26px; margin: 10px 0 24px; }
.reading-related > div { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.reading-related a { display: flex; flex-direction: column; gap: 14px; padding: 24px; border: 1px solid var(--ocean-200); border-radius: 16px; background: white; text-decoration: none; }
.reading-related small { color: var(--teal-700); font-size: 12px; }
.reading-related strong { color: var(--ocean-800); font-size: 18px; line-height: 1.6; }
.reading-related a > span { margin-top: auto; font-size: 13px; }
.reading-page a:focus-visible, .reading-page summary:focus-visible, .article-directory a:focus-visible { outline: 3px solid var(--ocean-700); outline-offset: 4px; border-radius: 4px; }
.article-grid .series-cover { width: calc(100% + 56px); max-width: none; height: auto; aspect-ratio: 16 / 9; object-fit: cover; margin: -28px -28px 22px; border-radius: 19px 19px 0 0; }
.article-directory { max-width: 1272px; margin: 0 auto; padding: var(--section-space) var(--layout-gutter); }
.directory-series { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 34px; margin-top: 30px; padding: 26px; border: 1px solid var(--ocean-200); border-radius: 22px; background: white; }
.directory-cover { display: block; align-self: start; text-decoration: none; color: var(--ocean-800); }
.directory-cover img { width: 100%; height: auto; border-radius: 14px; }
.directory-cover > span { display: block; padding-top: 16px; font-size: 18px; font-weight: 750; }
.directory-series ol { margin: 0; padding: 0; list-style: none; }
.directory-series li + li { border-top: 1px solid var(--ocean-200); }
.directory-series li a { display: grid; gap: 7px; padding: 16px 0; color: var(--ocean-800); text-decoration: none; }
.directory-series small { color: var(--teal-700); font-size: 12px; }
.directory-series strong { font-size: 19px; line-height: 1.5; }
.directory-series li span { font-size: 13px; color: var(--ocean-700); }
.directory-series a:hover strong { text-decoration: underline; text-underline-offset: 5px; }
@media (max-width: 900px) {
  .reading-layout { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .reading-toc { position: static; }
  .reading-toc ol { columns: 2; column-gap: 28px; }
  .reading-toc li { break-inside: avoid; }
  .reading-related > div { grid-template-columns: 1fr; }
  .directory-series { gap: 24px; }
}
@media (max-width: 620px) {
  .reading-longform { padding: 24px 16px 48px; }
  .reading-heading { padding-top: 10px; text-align: left; }
  .reading-longform .reading-heading h1 { margin-left: 0; font-size: 30px; text-wrap: initial; }
  .reading-deck { font-size: 16px; }
  .reading-meta { justify-content: flex-start; font-size: 11px; gap: 6px 14px; }
  .reading-cover { margin-bottom: 28px; }
  .reading-cover img { border-radius: 14px; }
  .reading-cover figcaption { text-align: left; font-size: 11px; }
  .reading-toc ol { columns: 1; }
  .reading-longform .reading-body { font-size: 16px; }
  .reading-longform .reading-answer, .reading-longform .reading-checklist { padding: 20px; }
  .reading-longform .reading-section h2 { font-size: 23px; gap: 9px; }
  .reading-longform .reading-section { scroll-margin-top: 218px; }
  .reading-flow { padding: 20px; }
  .reading-flow ol { grid-template-columns: 1fr; gap: 27px; }
  .reading-flow li:nth-child(n) { grid-column: auto; grid-row: auto; }
  .reading-flow li:not(:last-child)::after { content: '↓'; top: auto; bottom: -23px; left: 50%; right: auto; }
  .reading-longform .reading-faq details { padding: 16px; }
  .reading-related h2 { font-size: 23px; }
  .article-grid .series-cover { width: calc(100% + 44px); margin: -22px -22px 20px; }
  .directory-series { grid-template-columns: 1fr; padding: 20px; gap: 16px; }
}
@media print {
  .reading-toc, .reading-related, .reading-pagination, .reading-return { display: none; }
  .reading-layout { display: block; }
  .reading-longform { max-width: none; padding: 0; }
  .reading-cover { max-width: 600px; margin-inline: auto; }
  .reading-table-wrap { overflow: visible; }
  .reading-table-wrap table { min-width: 0; }
  .reading-flow, .reading-table-wrap, .reading-faq details { break-inside: avoid; }
}