/* ===========================================================================
   The Political Approval Gap and the Arithmetic of WPR Acquiescence
   Companion site — shared stylesheet
   =========================================================================== */

:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F5F4EF;
  --bg-tertiary: #ECEAE2;
  --bg-rail: #FBFAF6;

  --text-primary: #1A1A18;
  --text-secondary: #5F5E5A;
  --text-tertiary: #888780;
  --text-quaternary: #B4B2A9;

  --border-faint: rgba(26, 26, 24, 0.08);
  --border-mid: rgba(26, 26, 24, 0.16);
  --border-strong: rgba(26, 26, 24, 0.32);

  --accent-route1-bg: #ECEAE2;
  --accent-route1-fg: #444441;
  --accent-route2-bg: #FAEEDA;
  --accent-route2-fg: #633806;
  --accent-hybrid-bg: #E6F1FB;
  --accent-hybrid-fg: #0C447C;

  --accent-insert-bg: #E1F5EE;
  --accent-insert-fg: #04342C;
  --accent-delete-bg: #FCEBEB;
  --accent-delete-fg: #501313;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Iowan Old Style", "Charter", "Palatino Linotype", Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --width-prose: 660px;
  --width-page: 1080px;
  --width-wide: 1280px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #16151F;
    --bg-secondary: #1F1E26;
    --bg-tertiary: #26252E;
    --bg-rail: #1A1922;

    --text-primary: #F5F4EF;
    --text-secondary: #B4B2A9;
    --text-tertiary: #888780;
    --text-quaternary: #5F5E5A;

    --border-faint: rgba(245, 244, 239, 0.10);
    --border-mid: rgba(245, 244, 239, 0.18);
    --border-strong: rgba(245, 244, 239, 0.36);

    --accent-route1-bg: rgba(180, 178, 169, 0.14);
    --accent-route1-fg: #D3D1C7;
    --accent-route2-bg: rgba(186, 117, 23, 0.18);
    --accent-route2-fg: #FAC775;
    --accent-hybrid-bg: rgba(55, 138, 221, 0.18);
    --accent-hybrid-fg: #B5D4F4;

    --accent-insert-bg: rgba(15, 110, 86, 0.18);
    --accent-insert-fg: #5DCAA5;
    --accent-delete-bg: rgba(163, 45, 45, 0.18);
    --accent-delete-fg: #F09595;
  }
}

/* ---------- reset + base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration-color: var(--border-strong); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

/* ---------- shared site chrome ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(150%) blur(10px);
  -webkit-backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 0.5px solid var(--border-faint);
}
@media (prefers-color-scheme: dark) {
  .site-nav { background: rgba(22, 21, 31, 0.92); }
}
.nav-inner {
  max-width: var(--width-page);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  gap: 1.5rem;
}
.nav-mark {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav-mark .ampg {
  font-style: italic;
  color: var(--text-secondary);
  font-weight: 400;
  margin-left: 0.4em;
}
.nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 13px;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.01em;
  padding: 0.25rem 0;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a.current {
  color: var(--text-primary);
  border-bottom: 1.5px solid var(--text-primary);
}

.site-footer {
  border-top: 0.5px solid var(--border-faint);
  margin-top: 6rem;
  padding: 2.5rem 1.5rem 3rem;
  font-size: 12px;
  color: var(--text-tertiary);
}
.footer-inner {
  max-width: var(--width-page);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-inner .left { letter-spacing: 0.02em; }
.footer-inner .right { display: flex; gap: 1.25rem; }
.footer-inner a { color: var(--text-tertiary); text-decoration: none; }
.footer-inner a:hover { color: var(--text-secondary); }

/* ---------- masthead (used on rotunda + page heads) ---------- */
.masthead {
  text-align: center;
  padding: 4rem 1.5rem 2rem;
  border-bottom: 0.5px solid var(--border-faint);
}
.masthead-inner {
  max-width: var(--width-prose);
  margin: 0 auto;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 1.25rem;
}
.masthead h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 500;
  line-height: 1.18;
  margin: 0 0 0.85rem;
  letter-spacing: -0.005em;
}
.masthead .dek {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  margin: 0 0 1.75rem;
  font-weight: 400;
}
.masthead .byline {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ---------- thesis sentence ---------- */
.thesis {
  max-width: 580px;
  margin: 3rem auto 1.5rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.55;
  color: var(--text-primary);
  text-align: center;
  padding: 0 1.5rem;
}

/* ---------- page heading (sub-pages) ---------- */
.page-head {
  max-width: var(--width-page);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2rem;
  border-bottom: 0.5px solid var(--border-faint);
}
.breadcrumb {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 0.85rem;
}
.breadcrumb a {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 0.5px;
  text-underline-offset: 3px;
}
.breadcrumb a:hover { color: var(--text-secondary); }
.page-head h1 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 34px);
  font-weight: 500;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}
.page-head .lede {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0;
  max-width: 620px;
}

/* ---------- rotunda chart ---------- */
.rotunda-chart-section {
  max-width: var(--width-page);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}
.chart-frame {
  max-width: 720px;
  margin: 0 auto;
}
.chart-axis-labels {
  display: grid;
  grid-template-columns: 175px 1fr 50px;
  gap: 16px;
  padding: 0 0 0.85rem;
  font-size: 10px;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.chart-axis-labels .right { text-align: right; }
.chart-axis-labels .pole {
  display: grid;
  grid-template-columns: 1fr 1fr;
  font-style: italic;
  font-family: var(--font-serif);
  text-transform: none;
  letter-spacing: 0.01em;
  font-size: 11px;
}
.chart-axis-labels .pole .pole-l { text-align: right; padding-right: 12px; }
.chart-axis-labels .pole .pole-r { text-align: left; padding-left: 12px; }

.chart-row {
  display: grid;
  grid-template-columns: 175px 1fr 50px;
  gap: 16px;
  align-items: center;
  padding: 4px 0;
}
.chart-row.anchor-row { padding-bottom: 9px; margin-bottom: 5px; border-bottom: 0.5px solid var(--border-faint); }
.chart-row .case-label {
  font-size: 12px;
  text-align: right;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}
.chart-row .case-label.anchor {
  color: var(--text-primary);
  font-weight: 500;
}
.bar-area { position: relative; height: 14px; }
.bar-area::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -3px;
  bottom: -3px;
  width: 0.5px;
  background: var(--border-mid);
}
.bar { position: absolute; top: 0; height: 14px; border-radius: 2px; }
.bar.bar-right { left: 50%; background: var(--text-secondary); opacity: 0.5; }
.bar.bar-left  { right: 50%; background: var(--text-primary); }
.gap-value {
  font-size: 12px;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.gap-value.anchor { color: var(--text-primary); font-weight: 500; }

/* ---------- doors (rotunda) ---------- */
.doors {
  max-width: var(--width-page);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  border-top: 0.5px solid var(--border-faint);
}
.door {
  background: var(--bg-primary);
  border: 0.5px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
  display: block;
}
.door:hover {
  border-color: var(--border-strong);
  background: var(--bg-secondary);
}
.door-icon {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 0.6rem;
}
.door-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  margin: 0 0 0.5rem;
  color: var(--text-primary);
}
.door-sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

@media (max-width: 720px) {
  .doors { grid-template-columns: 1fr; }
  .chart-axis-labels, .chart-row { grid-template-columns: 130px 1fr 40px; gap: 10px; }
}

/* ---------- prose (scroll page) ---------- */
.prose {
  max-width: var(--width-prose);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.prose h2 {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 28px);
  font-weight: 500;
  line-height: 1.25;
  margin: 4rem 0 1.25rem;
  letter-spacing: -0.005em;
}
.prose h2 .section-num {
  font-style: italic;
  color: var(--text-tertiary);
  font-size: 0.7em;
  margin-right: 0.4em;
  letter-spacing: 0.05em;
}
.prose h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  margin: 2.25rem 0 0.85rem;
  color: var(--text-primary);
}
.prose h3 em, .prose h3 i { font-style: italic; }
.prose p {
  font-size: 17px;
  line-height: 1.7;
  margin: 0 0 1.2rem;
  color: var(--text-primary);
}
.prose p.dropcap::first-letter {
  font-family: var(--font-serif);
  font-size: 3.4em;
  float: left;
  line-height: 0.85;
  margin: 0.1em 0.1em 0 0;
  font-weight: 500;
  color: var(--text-primary);
}
.prose blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  line-height: 1.6;
  border-left: 2px solid var(--border-strong);
  padding: 0.25rem 0 0.25rem 1.25rem;
  margin: 1.75rem 0;
  color: var(--text-secondary);
}
.prose .pullquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 22px;
  line-height: 1.4;
  text-align: center;
  margin: 2.75rem 0;
  padding: 0.5rem 1.5rem;
  color: var(--text-primary);
  border-top: 0.5px solid var(--border-faint);
  border-bottom: 0.5px solid var(--border-faint);
}
.prose .small {
  font-size: 14px;
  color: var(--text-secondary);
}
.prose .ornament {
  text-align: center;
  color: var(--text-tertiary);
  letter-spacing: 1em;
  margin: 2.5rem 0;
  font-size: 14px;
}

/* ---------- inline mini-chart for the four findings ---------- */
.findings {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
}
.finding {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  padding: 0.85rem 0;
  border-bottom: 0.5px solid var(--border-faint);
}
.finding:last-child { border-bottom: 0; }
.finding-num {
  font-family: var(--font-serif);
  font-size: 22px;
  font-style: italic;
  color: var(--text-tertiary);
  line-height: 1;
  padding-top: 2px;
}
.finding-title {
  font-weight: 500;
  font-size: 15px;
  margin: 0 0 0.25rem;
}
.finding-body {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* ---------- sentinel sequence ---------- */
.sentinel-frame {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.75rem 1.25rem;
  margin: 2rem 0;
}
.sentinel-frame .label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 1.25rem;
}
.sentinel-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding: 0.85rem 0;
  border-top: 0.5px solid var(--border-faint);
}
.sentinel-step:first-of-type { border-top: 0; padding-top: 0; }
.sentinel-step .when {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--text-tertiary);
  line-height: 1.5;
}
.sentinel-step .what { font-size: 15px; line-height: 1.6; color: var(--text-primary); margin: 0; }

.failure-modes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 2rem 0;
}
.fm {
  background: var(--bg-secondary);
  border-left: 2px solid var(--accent-delete-fg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 0.85rem 1rem;
}
.fm-title { font-weight: 500; font-size: 14px; margin: 0 0 0.25rem; }
.fm-body { font-size: 13px; color: var(--text-secondary); margin: 0; line-height: 1.55; }

@media (max-width: 580px) {
  .failure-modes { grid-template-columns: 1fr; }
  .sentinel-step { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- dashboard ---------- */
.dash-wrap {
  max-width: var(--width-page);
  margin: 0 auto;
  padding: 2rem 1.5rem 1rem;
}
.dash-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 1.25rem;
}
.tile {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}
.tile-label {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 0.4rem;
}
.tile-value {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.tile-value .small {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 400;
  margin-left: 0.25em;
}

.dash-controls {
  display: flex;
  gap: 24px;
  align-items: center;
  padding: 0.85rem 0.5rem;
  border-top: 0.5px solid var(--border-faint);
  border-bottom: 0.5px solid var(--border-faint);
  flex-wrap: wrap;
}
.ctrl { display: flex; align-items: center; gap: 10px; }
.ctrl.flex1 { flex: 1; min-width: 240px; }
.ctrl-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  white-space: nowrap;
}
.ctrl select {
  font: inherit;
  font-size: 13px;
  height: 32px;
  padding: 0 10px;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 0.5px solid var(--border-mid);
  border-radius: var(--radius-sm);
}
.ctrl input[type="range"] {
  flex: 1;
  min-width: 0;
  accent-color: var(--text-primary);
}
.range-readout {
  font-size: 12px;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  min-width: 110px;
  text-align: right;
}

.dash-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px 50px 110px 24px;
  gap: 14px;
  padding: 0.9rem 0.5rem 0.5rem;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.dash-cols .right { text-align: right; }

.case-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px 50px 110px 24px;
  gap: 14px;
  padding: 0.75rem 0.5rem;
  align-items: center;
  border-top: 0.5px solid var(--border-faint);
  cursor: pointer;
  transition: background 0.12s;
}
.case-row:hover { background: var(--bg-secondary); }
.case-row.expanded { background: var(--bg-secondary); }
.case-name { font-size: 14px; font-weight: 500; color: var(--text-primary); margin: 0; line-height: 1.25; }
.case-meta { font-size: 12px; color: var(--text-tertiary); margin: 2px 0 0; }
.dash-bar {
  position: relative; height: 12px;
  background: var(--bg-secondary); border-radius: 2px;
}
.case-row:hover .dash-bar, .case-row.expanded .dash-bar { background: var(--bg-tertiary); }
.dash-bar-fill { position: absolute; left: 0; top: 0; height: 12px; background: var(--text-secondary); opacity: 0.6; border-radius: 2px; }
.dash-gap-value {
  font-size: 13px;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  text-align: right;
  font-weight: 500;
}
.path-chip {
  display: inline-block;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 4px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.path-chip.route1 { background: var(--accent-route1-bg); color: var(--accent-route1-fg); }
.path-chip.route2 { background: var(--accent-route2-bg); color: var(--accent-route2-fg); }
.path-chip.hybrid { background: var(--accent-hybrid-bg); color: var(--accent-hybrid-fg); }
.expand-tick {
  font-size: 14px;
  color: var(--text-tertiary);
  text-align: center;
  line-height: 1;
  transition: transform 0.15s;
}
.case-row.expanded .expand-tick { transform: rotate(180deg); }

.case-detail {
  display: none;
  padding: 1rem 1.25rem 1.25rem;
  background: var(--bg-secondary);
  border-top: 0.5px solid var(--border-faint);
}
.case-row.expanded + .case-detail { display: block; }
.detail-stats {
  display: flex; flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 13px; color: var(--text-secondary);
  margin-bottom: 0.85rem;
  padding-bottom: 0.85rem;
  border-bottom: 0.5px solid var(--border-faint);
}
.detail-stats .label { color: var(--text-tertiary); margin-right: 6px; font-size: 12px; }
.detail-stats b { color: var(--text-primary); font-weight: 500; }
.case-narrative { font-size: 14px; line-height: 1.65; color: var(--text-primary); margin: 0 0 0.85rem; }
.case-actions { display: flex; gap: 8px; }
.case-actions a {
  display: inline-flex; align-items: center;
  font: inherit;
  font-size: 13px;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 0.5px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: 0 12px;
  height: 30px;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s;
}
.case-actions a:hover { background: var(--bg-tertiary); border-color: var(--border-strong); }

.dash-list { border-bottom: 0.5px solid var(--border-faint); }
.dash-foot { font-size: 12px; color: var(--text-tertiary); text-align: center; padding: 1.25rem 0; letter-spacing: 0.04em; }

@media (max-width: 760px) {
  .dash-cols { display: none; }
  .case-row { grid-template-columns: 1fr 80px 24px; gap: 10px; padding: 0.85rem 0.5rem; }
  .case-row .dash-bar, .case-row .path-chip { display: none; }
  .case-row .case-meta::after { content: " · " attr(data-route); }
  .dash-summary { grid-template-columns: 1fr; }
  .dash-controls { flex-direction: column; align-items: stretch; gap: 12px; }
  .ctrl.flex1 { width: 100%; }
}

/* ---------- case detail page ---------- */
.case-page {
  max-width: var(--width-prose);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.case-page-head {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 0.5px solid var(--border-faint);
}
.case-page-head h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 500;
  margin: 0 0 0.4rem;
  line-height: 1.2;
}
.case-page-head .case-page-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0 0 1.25rem;
}
.case-poll {
  display: grid;
  grid-template-columns: 90px 1fr 60px;
  gap: 12px;
  align-items: center;
  padding: 0.5rem 0;
  font-size: 13px;
}
.case-poll .who { color: var(--text-secondary); }
.case-poll .track {
  position: relative;
  height: 16px;
  background: var(--bg-secondary);
  border-radius: 2px;
}
.case-poll .fill {
  position: absolute; left: 0; top: 0; bottom: 0;
  background: var(--text-secondary);
  opacity: 0.55;
  border-radius: 2px;
}
.case-poll .fill.pres { background: var(--text-primary); opacity: 1; }
.case-poll .pct {
  font-variant-numeric: tabular-nums;
  text-align: right;
  font-weight: 500;
}
.case-poll-gap {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--text-tertiary);
  text-align: center;
  margin-top: 0.5rem;
}
.case-meta-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 24px;
  font-size: 13px;
  margin: 1.25rem 0;
  padding: 1rem 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}
.case-meta-row span {.case-meta-row span { display: flex; flex-direction: column; }
.case-meta-row .label { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 0.2rem; }
.case-meta-row .val { color: var(--text-primary); font-weight: 500; }

.case-section { margin: 2.5rem 0; }
.case-section h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  margin: 0 0 1rem;
}
.case-section p { font-size: 16px; line-height: 1.7; margin: 0 0 1.1rem; }
.case-section .small-cite {
  font-size: 12px;
  color: var(--text-tertiary);
  font-style: italic;
  font-family: var(--font-serif);
  margin: 0.5rem 0 1.25rem;
}

.olc-list { padding: 1rem 1.25rem; background: var(--bg-secondary); border-radius: var(--radius-md); }
.olc-item { display: grid; grid-template-columns: 110px 1fr; gap: 14px; padding: 0.6rem 0; border-top: 0.5px solid var(--border-faint); font-size: 14px; }
.olc-item:first-child { border-top: 0; padding-top: 0; }
.olc-when { font-family: var(--font-serif); font-style: italic; color: var(--text-tertiary); }
.olc-what { color: var(--text-primary); line-height: 1.55; }

.redline-link {
  display: block;
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background: var(--bg-secondary);
  border-left: 2px solid var(--accent-insert-fg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  text-decoration: none;
  color: inherit;
  transition: background 0.12s;
}
.redline-link:hover { background: var(--bg-tertiary); }
.redline-link .rl-eyebrow { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 0.3rem; }
.redline-link .rl-title { font-family: var(--font-serif); font-size: 16px; font-weight: 500; margin: 0 0 0.25rem; }
.redline-link .rl-body { font-size: 13px; color: var(--text-secondary); margin: 0; line-height: 1.55; }

.stub-banner {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--accent-route2-fg);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.stub-banner b { color: var(--text-primary); }

/* ---------- redline page ---------- */
.redline-wrap { max-width: var(--width-wide); margin: 0 auto; padding: 2rem 1.5rem 0; }
.redline-toolbar {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
  padding: 0.85rem 0.5rem;
  border-top: 0.5px solid var(--border-faint);
  border-bottom: 0.5px solid var(--border-faint);
  margin-bottom: 1.5rem;
}
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--text-secondary); }
.legend-swatch { display: inline-flex; align-items: center; gap: 6px; }
.legend-swatch .sw { width: 12px; height: 12px; border-radius: 2px; display: inline-block; }
.sw.ins { background: var(--accent-insert-bg); border: 0.5px solid var(--accent-insert-fg); }
.sw.del { background: var(--accent-delete-bg); border: 0.5px solid var(--accent-delete-fg); }
.sw.note { background: var(--bg-secondary); border: 0.5px solid var(--border-strong); }

.redline-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.redline-col {
  background: var(--bg-primary);
  border: 0.5px solid var(--border-faint);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.redline-col-head {
  padding: 0.85rem 1.25rem;
  background: var(--bg-secondary);
  border-bottom: 0.5px solid var(--border-faint);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.redline-col-head .label { font-style: italic; font-family: var(--font-serif); text-transform: none; letter-spacing: 0.01em; font-size: 13px; color: var(--text-secondary); margin-left: 0.6em; }
.redline-col-body {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.65;
}
.redline-col-body h3 {
  font-size: 15px;
  font-weight: 500;
  margin: 1.5rem 0 0.5rem;
  color: var(--text-primary);
  font-family: var(--font-serif);
}
.redline-col-body h3:first-child { margin-top: 0; }
.redline-col-body p { margin: 0 0 0.85rem; }
.redline-col-body .ins {
  background: var(--accent-insert-bg);
  color: var(--accent-insert-fg);
  padding: 0.05em 0.2em;
  border-radius: 2px;
}
.redline-col-body .del {
  background: var(--accent-delete-bg);
  color: var(--accent-delete-fg);
  padding: 0.05em 0.2em;
  border-radius: 2px;
  text-decoration: line-through;
  text-decoration-color: rgba(80, 19, 19, 0.4);
}
.redline-col-body .clause {
  display: block;
  margin: 0.5rem -0.5rem;
  padding: 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.12s;
}
.redline-col-body .clause:hover { background: var(--bg-secondary); }
.redline-col-body .clause.has-sidecar::after {
  content: " ↗";
  color: var(--text-tertiary);
  font-style: italic;
  font-size: 0.85em;
}
.redline-col-body .clause.active { background: var(--bg-tertiary); }

.sidecar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 24, 0.4);
  z-index: 100;
  display: none;
  align-items: stretch;
  justify-content: flex-end;
}
.sidecar-overlay.open { display: flex; }
.sidecar {
  width: min(540px, 100%);
  background: var(--bg-primary);
  height: 100%;
  overflow-y: auto;
  border-left: 0.5px solid var(--border-mid);
  padding: 1.5rem 2rem 2rem;
  font-family: var(--font-sans);
}
.sidecar-head {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 12px;
  margin-bottom: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 0.5px solid var(--border-faint);
}
.sidecar-eyebrow { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 0.3rem; }
.sidecar h2 { font-family: var(--font-serif); font-size: 22px; font-weight: 500; margin: 0; line-height: 1.25; }
.sidecar-close {
  background: none; border: 0; font-size: 22px; cursor: pointer;
  color: var(--text-tertiary); line-height: 1; padding: 0.25rem 0.5rem;
}
.sidecar-close:hover { color: var(--text-primary); }
.sidecar h3 { font-family: var(--font-serif); font-size: 15px; font-weight: 500; margin: 1.5rem 0 0.5rem; color: var(--text-primary); }
.sidecar p { font-size: 14px; line-height: 1.65; color: var(--text-secondary); margin: 0 0 0.85rem; }
.sidecar p strong, .sidecar p b { color: var(--text-primary); font-weight: 500; }
.sidecar .case-link {
  display: block;
  padding: 0.85rem 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  margin: 0.5rem 0 0.85rem;
  border-left: 2px solid var(--text-secondary);
  transition: background 0.12s;
}
.sidecar .case-link:hover { background: var(--bg-tertiary); }
.sidecar .case-link .case-link-eyebrow { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 0.2rem; }
.sidecar .case-link .case-link-title { font-family: var(--font-serif); font-size: 15px; font-weight: 500; margin: 0 0 0.25rem; }
.sidecar .case-link .case-link-body { font-size: 13px; color: var(--text-secondary); line-height: 1.55; margin: 0; }

@media (max-width: 980px) {
  .redline-grid { grid-template-columns: 1fr; gap: 16px; }
  .sidecar { width: 100%; padding: 1.25rem 1.25rem 2rem; }
}

/* ---------- about/methodology ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0;
}
.about-card { background: var(--bg-secondary); border-radius: var(--radius-md); padding: 1rem 1.25rem; }
.about-card h4 { font-family: var(--font-serif); font-size: 15px; font-weight: 500; margin: 0 0 0.4rem; }
.about-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; margin: 0; }
@media (max-width: 580px) { .about-grid { grid-template-columns: 1fr; } }

/* ---------- utility ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.muted { color: var(--text-secondary); }
.tabular { font-variant-numeric: tabular-nums; }