/* Shared editorial treatment for collections and interactive essays. */
.prose .classifier-figure { margin: 32px 0; padding: 24px; border: 1px solid var(--line-strong); background: var(--paper-deep); font: 14px/1.6 var(--sans); }
.prose .classifier-figure figcaption { padding: 0 0 20px; text-align: left; color: var(--ink); font: 400 25px/1.2 var(--serif); }
.prose .classifier-figure ol { margin: 0; padding: 0; list-style: none; counter-reset: classifier-step; display: grid; gap: 16px; }
.prose .classifier-figure li { margin: 0; padding: 0; min-width: 0; }
.prose .classifier-figure li::before { content: none; }
.prose .classifier-figure li strong { display: block; margin-bottom: 5px; color: var(--ink); font-weight: 600; }
.prose .classifier-figure li span { display: block; color: var(--ink-soft); }
.prose .classifier-steps li { position: relative; padding-left: 38px; }
.prose .classifier-steps li::before { counter-increment: classifier-step; content: counter(classifier-step, decimal-leading-zero); position: absolute; left: 0; top: 1px; color: var(--blue); font: 12px/1.6 var(--mono); }
.prose .classifier-cards ol { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.prose .classifier-cards li { border-top: 2px solid var(--line-strong); padding-top: 12px; }
.prose .classifier-scroll-hint { display: none; }
.prose .classifier-table-scroll { overflow-x: auto; overscroll-behavior-inline: contain; }
.prose .classifier-table-scroll:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.prose .classifier-table { width: 100%; min-width: 480px; border-collapse: collapse; font: 14px/1.6 var(--sans); }
.prose .classifier-table-compact { min-width: 0; table-layout: fixed; }
.prose .classifier-table-compact th:first-child { width: 34%; }
.prose .classifier-table th, .prose .classifier-table td { border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; padding: 12px 10px; color: var(--ink-soft); }
.prose .classifier-table th { font-weight: 600; color: var(--ink); }
.prose .classifier-table thead { font-size: 12px; }
.prose .classifier-note { margin: 18px 0 0; color: var(--ink-soft); font: 12px/1.6 var(--sans); }
@media (max-width: 540px) {
  .prose .classifier-figure { padding: 18px; }
  .prose .classifier-cards ol { grid-template-columns: 1fr; }
  .prose .classifier-table-compact { font-size: 12px; }
  .prose .classifier-table-compact th, .prose .classifier-table-compact td { padding-inline: 5px; overflow-wrap: anywhere; }
  .prose .classifier-scroll-hint { display: block; margin: -7px 0 12px; font: 12px/1.5 var(--sans); color: var(--ink-soft); }
}
.context-table-wrap { width: min(920px,calc(100% - 40px)); margin: 36px auto 48px; }
.context-table { width: 100%; border-collapse: collapse; table-layout: fixed; font: 14px/1.6 var(--sans); }
.context-table caption { padding-bottom: 18px; text-align: left; font: 400 29px/1.2 var(--serif); letter-spacing: -.025em; }
.context-table th, .context-table td { padding: 18px; text-align: left; vertical-align: top; border-block: 1px solid var(--line); overflow-wrap: anywhere; }
.context-table thead { background: var(--paper-deep); color: var(--ink-soft); font: 11px/1.5 var(--mono); }
.context-table th { font-weight: 500; }
.context-table th:first-child { width: 22%; }
.context-table td { color: var(--ink-soft); }
.principle-article .article-header { padding-top: 58px; }
.principle-article .article-type { margin-top: 44px; }
.principle-article .article-header h1 { font-size: clamp(48px, 6.8vw, 88px); line-height: 1; letter-spacing: -.05em; }
.principle-article .article-header h1 em { font-weight: 400; }
.technical-article .article-header h1 { font-size: clamp(42px,6vw,78px); line-height: 1.04; }
.technical-article .article-header h1 em { font-size: .7em; letter-spacing: -.035em; }
.principle-article .article-deck { max-width: 610px; }
.series-body { padding: 50px 0 70px; }
.series-body > .prose { width: min(690px, calc(100% - 48px)); margin-inline: auto; }
.series-body .prose h2 { margin-top: 44px; font-size: 39px; line-height: 1.12; }
.series-body .prose > p:first-child { font-size: 25px; }
.series-body .series-afterword > p:first-child { font-size: 20px; }
.series-body .prose blockquote { margin: 38px -35px; padding: 28px 35px; font-size: 29px; }
.series-body .prose blockquote::before { display: none; }
.series-body .prose blockquote + p { font: 13px/1.7 var(--sans); color: var(--ink-soft); }
.series-home-link { display: block; margin: 18px auto 0; color: var(--ink-soft); font: 11px/1.5 var(--mono); }
.series-home-link:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.series-directory { width: min(920px,calc(100% - 48px)); margin: 0 auto 38px; border-block: 1px solid var(--line); }
.series-directory summary { padding: 16px 0; cursor: pointer; color: var(--ink-soft); font: 12px/1.5 var(--sans); }
.series-directory summary span { float: right; font-family: var(--mono); }
.series-directory ol { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 35px; padding: 0 20px 22px; font-size: 14px; }
.series-directory li::marker { color: var(--ink-faint); }
.series-directory a { display: inline-block; padding: 5px 0; }
.series-directory a[aria-current] { text-decoration: underline; text-underline-offset: 4px; }
.series-directory a:hover { color: var(--blue); }
.series-map { width: min(1060px,calc(100% - 48px)); margin: 45px auto 55px; }
.series-map-heading { margin-bottom: 22px; }
.series-map-heading > span { color: var(--ink-soft); font: 11px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.series-map-heading h2 { margin-top: 9px; font: 400 42px/1.1 var(--serif); letter-spacing: -.035em; }
.series-map-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line-strong); }
.series-map-card { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; padding: 27px; min-height: 292px; border-right: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); transition: background 150ms ease; }
.series-map-card:hover { background: var(--paper-deep); }
.series-map-card:focus-visible, .case-study :focus-visible, .series-directory :focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.series-number { font: 12px/1.3 var(--mono); color: var(--ink-soft); }
.series-map-card h3 { max-width: 260px; font: 400 29px/1.08 var(--serif); letter-spacing: -.03em; }
.series-map-card p { color: var(--ink-soft); font-size: 14px; line-height: 1.6; }
.series-read { margin-top: auto; font: 11px/1.5 var(--mono); color: var(--ink-soft); }
.series-read > span { padding-left: 12px; color: var(--ink); }
.principles-overview-link { margin-top: 24px; font: 15px/1.5 var(--sans); }
.principles-overview-link a { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.case-study { width: min(920px,calc(100% - 48px)); margin: 36px auto 48px; border: 1px solid var(--line-strong); --case-accent: light-dark(#ae3f29,#ff947c); }
.case-study [hidden] { display: none !important; }
.case-heading { padding: 26px 28px; }
.case-kicker { color: var(--ink-soft); font: 10px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.case-heading h2 { margin-top: 8px; font: 400 32px/1.15 var(--serif); letter-spacing: -.03em; }
.case-heading p { margin-top: 12px; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.case-choices { display: flex; flex-wrap: wrap; border-block: 1px solid var(--line); background: var(--paper-deep); }
.case-choices button { flex: 1 1 125px; padding: 14px 9px; min-height: 60px; border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--ink-soft); cursor: pointer; font: 12px/1.5 var(--sans); }
.case-choices button > span { display: block; margin-bottom: 3px; font: 10px/1.5 var(--mono); }
.case-choices button[aria-pressed="true"] { background: var(--paper); border-bottom-color: var(--case-accent); color: var(--ink); }
.case-panel { display: grid; grid-template-columns: minmax(0,.7fr) minmax(0,1.3fr); }
.case-panel + .case-panel { border-top: 1px solid var(--line); }
.case-panel[hidden] + .case-panel { border-top: 0; }
.case-snapshot { padding: 30px 28px; border-right: 1px solid var(--line); background: var(--paper-deep); }
.case-snapshot dl { display: grid; gap: 30px; margin: 30px 0 0; }
.case-snapshot dt { color: var(--ink-soft); font: 12px/1.5 var(--sans); }
.case-snapshot dd { margin: 7px 0 0; font: 400 clamp(23px,2.5vw,31px)/1.12 var(--serif); letter-spacing: -.025em; overflow-wrap: anywhere; }
.case-story { min-width: 0; padding: 30px; }
.case-story h3 { font: 400 29px/1.15 var(--serif); letter-spacing: -.025em; }
.case-story dl { margin: 24px 0 0; }
.case-story dt { color: var(--case-accent); font: 10px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .07em; }
.case-story dd { margin: 5px 0 20px; font: 15px/1.65 var(--sans); }
.case-story details { border-top: 1px solid var(--line); margin-top: 24px; }
.case-story summary { min-height: 48px; padding: 13px 0; cursor: pointer; font: 12px/1.6 var(--sans); text-decoration: underline; text-underline-offset: 3px; }
.case-story pre { padding: 18px; margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; background: var(--paper-deep); font: 11px/1.7 var(--mono); }
.case-footer { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 15px 25px; border-top: 1px solid var(--line); font: 11px/1.5 var(--mono); color: var(--ink-soft); }
.case-footer > div { display: flex; gap: 10px; }
.case-footer button { min-height: 44px; padding: 8px 16px; border: 1px solid var(--line); color: var(--ink); background: none; cursor: pointer; font: 12px/1.5 var(--sans); }
.case-footer button:disabled { opacity: .4; cursor: default; }
@media (max-width: 800px) {
  .series-map-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .case-panel { grid-template-columns: 1fr; }
  .case-snapshot { border-right: 0; border-bottom: 1px solid var(--line); }
  .case-snapshot dl { grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
  .series-body .prose blockquote { margin-inline: 0; padding-inline: 12px; }
}
@media (max-width: 540px) {
  .context-table { font-size: 12px; }
  .context-table th, .context-table td { padding: 12px 8px; }
  .context-table thead { font-size: 10px; }
  .principle-article .article-header { padding-top: 40px; }
  .principle-article .article-type { margin-top: 32px; }
  .principle-article .article-header h1 { font-size: clamp(39px,10.7vw,58px); }
  .series-body { padding-top: 34px; }
  .series-body > .prose, .case-study, .series-directory, .series-map { width: calc(100% - 40px); }
  .series-body .prose h2 { font-size: 34px; }
  .series-body .prose > p:first-child { font-size: 23px; }
  .series-directory ol { grid-template-columns: 1fr; }
  .series-map-grid { grid-template-columns: 1fr; }
  .series-map-card { min-height: auto; gap: 14px; padding: 24px; }
  .series-map-card h3 { max-width: none; font-size: 30px; }
  .series-map-card p { font-size: 15px; }
  .case-heading, .case-snapshot, .case-story { padding: 23px 20px; }
  .case-heading h2 { font-size: 28px; }
  .case-story h3 { font-size: 27px; }
  .case-footer { padding-inline: 20px; }
}
@media print {
  .case-study [data-case-controls] { display: none !important; }
  .case-study .case-panel[hidden] { display: grid !important; }
  .case-panel { break-inside: avoid; border-top: 1px solid var(--line); }
  .series-directory { display: none; }
}