/* One visual system for the personal site. Page files own content-specific layouts. */
:root {
  --ds-paper: #f5f3eb;
  --ds-panel: #eeebe1;
  --ds-ink: #24251f;
  --ds-text: #484b42;
  --ds-muted: #696a60;
  --ds-line: #d9d7cc;
  --ds-accent: #b94b29;
  --ds-accent-soft: #f0e4d9;
  --ds-font: "DM Sans", Arial, sans-serif;
  --ds-mono: "DM Mono", monospace;
  --ds-page-width: 1184px;
  --ds-reading-width: 840px;
  --ds-gutter: 48px;
  --font: var(--ds-font);
  --body: var(--ds-font);
  --serif: var(--ds-font);
  --mono: var(--ds-mono);
}
html:has(.site-system) { color-scheme: light; }
body.site-system {
  --bg: var(--ds-paper);
  --ink: var(--ds-ink);
  --ink-2: var(--ds-text);
  --muted: var(--ds-muted);
  --line: var(--ds-line);
  --library-paper: var(--ds-paper);
  --library-ink: var(--ds-ink);
  --library-muted: var(--ds-muted);
  --library-line: var(--ds-line);
  --library-accent: var(--ds-accent);
  color-scheme: light;
  background: var(--ds-paper);
  color: var(--ds-ink);
  font-family: var(--ds-font);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
.site-system :is(h1, h2, h3, h4, h5, h6) {
  font-family: var(--ds-font);
  font-style: normal;
  font-weight: 650;
  letter-spacing: -.04em;
}
.site-system :is(h1, h2, h3, h4, h5, h6) :is(em, i) {
  font-family: inherit;
  font-weight: inherit;
}
.site-system :is(.page-head, .library-hero, .article-title, .essay-masthead, .hero) h1 {
  font: 650 clamp(42px, 5.5vw, 72px)/1.06 var(--ds-font);
  letter-spacing: -.055em;
  color: var(--ds-ink);
}
.site-system :is(.page-head, .library-hero, .article-title, .essay-masthead, .hero) h1 :is(em, span) {
  font-family: inherit;
  font-weight: inherit;
  color: var(--ds-accent);
}
.site-system .feature-copy h2 em { font-family: inherit; font-weight: inherit; }
.site-system :is(.page-head, .library-hero) { padding-top: 64px; padding-bottom: 48px; }
.site-system :is(.page-head .lede, .library-deck) { font: 400 20px/1.65 var(--ds-font); color: var(--ds-text); letter-spacing: -.015em; }
.site-system :is(.wrap, .library-wrap):not(.post-wdma > .wrap) { max-width: var(--ds-page-width); }
.site-system .research-page { background: var(--ds-paper); }
.site-system :is(.card, .theme, .pub, .timeline-item, .aside-card) { border-color: var(--ds-line); border-radius: 3px; box-shadow: none; }
.site-system :is(.btn, .library-button, .button-primary) { border-radius: 3px; font-family: var(--ds-font); }
.site-system .site-connect {
  --chrome-paper: var(--ds-paper);
  --chrome-ink: var(--ds-ink);
  --chrome-muted: var(--ds-muted);
  --chrome-line: var(--ds-line);
  --chrome-accent: var(--ds-accent);
}
.site-system .site-connect .connect-intro h2 em { font-family: inherit; font-weight: inherit; }
.site-system :is(.chrome-skip, .skip) { z-index: 200; }

/* Essays use the same opening, cover, chapter links, and reading column. */
/* Weekly editions: continuous prose with evidence and portraits along the reading path. */
.site-system .story-entry-art img { display: block; width: 100%; height: 100%; object-fit: cover; }
.narrative-edition .article-layout { grid-template-columns: 178px minmax(0, 740px); gap: 56px; }
.narrative-edition .chapter { display: flow-root; padding-bottom: 32px; margin-bottom: 42px; }
.narrative-edition .chapter > h2 { font-size: clamp(28px, 3.1vw, 36px); line-height: 1.2; }
.narrative-edition .chapter > p { max-width: none; font-size: 18px; line-height: 1.85; margin: 0 0 24px; }
.narrative-edition .chapter > .intro-question { font-size: 26px; line-height: 1.5; margin-bottom: 28px; }
.narrative-edition .narrative-portrait { float: right; width: 150px; margin: 5px 0 24px 30px; }
.narrative-edition .narrative-portrait img { display: block; width: 100%; height: 185px; object-fit: cover; object-position: center 22%; filter: grayscale(1); }
.narrative-edition .narrative-portrait figcaption { padding-top: 10px; font-size: 12px; line-height: 1.6; color: var(--ds-muted); }
.narrative-edition .narrative-portrait figcaption :is(strong, span) { display: block; }
.narrative-edition .narrative-portrait figcaption strong { color: var(--ds-ink); font-weight: 600; }
.narrative-edition :is(.evidence-chart, .narrative-art, .lab, .newton-note, .freed-hour-map, .edition-video, .keynes-quote, .notebook) { clear: both; margin: 36px 0; }
.narrative-edition .narrative-art img { display: block; width: 100%; height: auto; }
.narrative-edition .narrative-art figcaption { margin-top: 10px; font-size: 12px; line-height: 1.65; color: var(--ds-muted); }
.narrative-edition .figure-note { font-size: 12px !important; line-height: 1.7 !important; }
.narrative-edition .evidence-chart .bar-track { min-height: 20px; border-left: 1px solid var(--ds-muted); }
.narrative-edition .evidence-chart .bar-label { font-size: 14px; }
.narrative-edition .chapter > .reader-reply { font-size: 14px; }
@media (max-width: 1000px) {
  .narrative-edition .article-layout { display: block; max-width: 740px; margin-inline: auto; }
  .narrative-edition .contents { position: static; padding: 20px 0; margin-bottom: 36px; border-block: 1px solid var(--ds-line); }
  .narrative-edition .contents ol { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-bottom: 0; }
  .narrative-edition .contents li { margin: 0; }
  .narrative-edition .contents .contents-note { display: none; }
}
@media (max-width: 600px) {
  .narrative-edition .chapter > p { font-size: 17px; line-height: 1.8; }
  .narrative-edition .narrative-portrait { float: none; display: flex; align-items: center; gap: 20px; width: auto; margin: 24px 0; }
  .narrative-edition .narrative-portrait img { width: 108px; height: 135px; flex: 0 0 108px; }
  .narrative-edition .narrative-portrait figcaption { padding-top: 0; }
  .narrative-edition .contents ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 16px; }
  .narrative-edition :is(.evidence-chart, .narrative-art, .lab, .newton-note, .freed-hour-map, .edition-video) { margin-block: 28px; }
}
@media print {
  .narrative-edition .narrative-portrait { break-inside: avoid; }
  .narrative-edition .chapter { break-inside: auto; }
}
.site-article .essay-masthead,
.site-article .essay-cover,
.site-article .essay-wayfinding { width: min(var(--ds-page-width), calc(100% - 2 * var(--ds-gutter))); }
.site-article .essay-masthead { padding: 30px 0 38px; }
.site-article .essay-heading-grid { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 48px; align-items: end; }
.site-article .essay-masthead h1 { font-size: clamp(40px, 5.1vw, 68px); max-width: 760px; }
.site-article .essay-subtitle { font: 500 22px/1.4 var(--ds-font); color: var(--ds-text); }
.site-article .essay-deck { font: 400 16px/1.8 var(--ds-font); color: var(--ds-text); }
.site-article .essay-edition-line { text-transform: uppercase; }
.site-article .essay-wayfinding { position: static; transform: none; background: none; z-index: auto; }
.site-article :is(.content-wrap, .article-body, .content, main.wrap, .container, .container-wide) {
  width: min(var(--ds-reading-width), calc(100% - 2 * var(--ds-gutter)));
  max-width: none;
  margin-left: auto;
  margin-right: auto;
  padding-left: 0;
  padding-right: 0;
}
.site-article :is(.content-wrap > p, .article-body > p, .content > p, .content section > p, main.wrap section > p, .prose > p, .lede > p, .abstract > p:not(.abstract-label)) {
  font: 400 17px/1.85 var(--ds-font);
  color: var(--ds-text);
  margin-bottom: 22px;
}
.site-article :is(.content-wrap, .article-body, .content, main.wrap, .prose) h2 {
  font: 650 clamp(25px, 3vw, 32px)/1.22 var(--ds-font);
  letter-spacing: -.04em;
  color: var(--ds-ink);
  border: 0;
}
.site-article :is(.section-header, .article-body > .section, .content > section, main.wrap > section) { margin-top: 56px; }
.site-article h2[id] { scroll-margin-top: calc(var(--nav-h, 91px) + 52px); }
.site-article .abstract .abstract-label { font: 400 11px/1.5 var(--ds-mono); color: var(--ds-accent); }
.site-article :is(.section-num, .section-number, .sec-label, .figure-label, .abstract-label) { color: var(--ds-accent); }
.site-article :is(.figure, .chart-block, .chart-container, .chart-card, .callout, .info-box, .awareness-box) { border-radius: 3px; box-shadow: none; }
.site-article :is(.figure-header, .chart-title) { background: var(--ds-panel); border-color: var(--ds-line); }
.site-article :is(.figure-title, .chart-title) { font-family: var(--ds-font); color: var(--ds-ink); font-weight: 600; }
.site-article :is(.figure-source, .figure-caption, .chart-source) { color: var(--ds-muted); }
.site-article :is(.pull-quote, .pullquote, .pull-quote blockquote) {
  font-family: var(--ds-font);
  font-style: normal;
  color: var(--ds-ink);
  background: var(--ds-panel);
  border: 0;
  border-left: 3px solid var(--ds-accent);
  padding: 24px 28px;
}
.site-article :is(.pullquote p, .pull-quote p) { color: var(--ds-ink); font-family: var(--ds-font); }
.site-article .pull-quote blockquote { padding: 0; border: 0; }
.site-article :is(.pullquote cite, .pull-quote cite) { color: var(--ds-muted); }
.site-article :is(.lede p, .prose p)::first-letter { float: none; font: inherit; margin: 0; }
.site-article .coin-callout { background: var(--ds-panel); border-left: 3px solid var(--ds-accent); color: var(--ds-ink); }
.site-article .coin-callout :is(h3, p) { color: var(--ds-ink); }
.site-article .coin-callout::before { display: none; }
.site-article .fade-in { animation: none; }
.site-article .reveal { opacity: 1; transform: none; }
.site-article .share-bar { position: static; transform: none; display: flex; flex-direction: row; justify-content: center; opacity: 1; pointer-events: auto; background: transparent; padding: 0; margin: 35px auto; }
.site-article .share-btn { background: var(--ds-ink); color: var(--ds-paper); }
.site-article .copy-feedback { left: 50%; top: auto; bottom: 52px; transform: translateX(-50%); }
.site-article .essay-sources { color: var(--ds-muted); }

/* Light equivalents for the two earlier dark essay themes. Data colors remain distinct. */
body.post-brahmanda {
  --ink: var(--ds-paper);
  --paper: var(--ds-ink);
  --cream: var(--ds-text);
  --gold: var(--ds-accent);
  --ash: var(--ds-muted);
  --dim: var(--ds-muted);
}
.post-brahmanda #cosmos { display: none; }
.post-brahmanda p { color: var(--ds-text); }
.post-brahmanda .content { overflow-wrap: anywhere; }
.post-brahmanda :is(.arch-diagram, .vice-section, .tech-tree) { background: var(--ds-panel); border-color: var(--ds-line); }
.post-brahmanda .q-num { color: var(--ds-accent); }
.post-brahmanda .pull-quote { width: min(var(--ds-reading-width), calc(100% - 2 * var(--ds-gutter))); max-width: none; margin: 48px auto; text-align: left; }
body.post-wdma {
  --bg: var(--ds-paper);
  --surface: var(--ds-panel);
  --border: var(--ds-line);
  --text: var(--ds-text);
  --text-dim: var(--ds-muted);
  --text-muted: var(--ds-muted);
  --paper: var(--ds-ink);
  --blue: #276383;
  --green: #3d7250;
  --gold: #936821;
  --rust: #993d30;
  --purple: #7354a2;
}
.post-wdma::before { display: none; }
.post-wdma :is(.tax-table, .comp-table) { display: block; overflow-x: auto; }
.post-wdma :is(.pipe-step, .stat-cell) { background: #faf8f1; }
.post-wdma :is(.tax-table, .comp-table) :is(th, td) { border-bottom-color: var(--ds-line); }
.post-balance-sheet :is(.article-footer, .irony-box, .conclusion) { background: var(--ds-panel); color: var(--ds-text); border-radius: 3px; }
.post-balance-sheet .article-footer a { color: var(--ds-muted); }
.post-balance-sheet .irony-box :is(p, li) { color: var(--ds-text); }
.post-balance-sheet .irony-box h3, .post-balance-sheet .irony-steps li::before { color: var(--ds-accent); }
.post-balance-sheet .conclusion { margin-inline: 0; }
.post-balance-sheet .ref-list li { display: block; position: relative; padding-left: 32px; overflow-wrap: anywhere; }
.post-balance-sheet .ref-list li::before { position: absolute; left: 0; }

/* Sections share the same palette, even when their content is film or research. */
.site-system.cinema-page :is(.screen-search input, .screen-card) { background: #faf8f1; border-color: var(--ds-line); }
.site-system.cinema-page .screen-review { color: var(--ds-text); }
.site-system.cinema-page :is(.screen-rating, .screen-verdict) { color: var(--ds-accent); }
.site-system.cinema-page .screen-search input::placeholder { color: var(--ds-muted); }
.site-system.research-page { --moss: var(--ds-accent); --rust: var(--ds-accent); --gold: var(--ds-accent); background: var(--ds-paper); }
.research-page .hero { max-width: var(--ds-page-width); width: calc(100% - 2 * var(--ds-gutter)); padding: 64px 0 32px; }
.research-page .main { max-width: var(--ds-page-width); width: calc(100% - 2 * var(--ds-gutter)); padding-inline: 0; }
.research-page .deck { border: 0; padding: 0; font-size: 20px; color: var(--ds-text); }
.research-page .callout { background: var(--ds-panel); border-color: var(--ds-line); }
.research-page .aside-card { top: calc(var(--nav-h, 91px) + 24px); }

@media (max-width: 1000px) {
  :root { --ds-gutter: 32px; }
  .site-article .essay-heading-grid { gap: 32px; }
}
@media (max-width: 700px) {
  :root { --ds-gutter: 20px; }
  .site-system :is(.page-head, .library-hero) { padding-top: 40px; padding-bottom: 36px; }
  .site-system :is(.page-head, .library-hero, .article-title, .essay-masthead, .hero) h1 { font-size: clamp(36px, 9.5vw, 52px); }
  .site-article .essay-heading-grid { grid-template-columns: 1fr; gap: 22px; }
  .site-article .essay-heading-aside { max-width: none; justify-self: start; }
  .site-article .essay-cover { width: 100%; }
  .site-article .essay-subtitle { font-size: 20px; }
  .site-article :is(.content-wrap > p, .article-body > p, .content section > p, main.wrap section > p, .prose > p, .lede > p, .abstract > p:not(.abstract-label)) { font-size: 16px; }
  .site-article .figure-header { flex-direction: column; }
  .post-brahmanda .arch-diagram { padding: 24px 16px; }
  .post-brahmanda .arch-layer { flex-direction: column; align-items: flex-start; gap: 8px; padding: 12px 8px; }
  .post-brahmanda .arch-layer-badge { white-space: normal; }
  .post-brahmanda .vice-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .post-brahmanda .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .post-brahmanda .stat-card { padding: 22px 16px; }
  .post-brahmanda .q-num { font-size: 36px; }
  .research-page .hero { padding-top: 40px; }
}
@media print {
  .site-article .share-bar { display: none; }
  .site-system { background: #fff; color: #111; }
}