/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5
 * Hallmark · genre: editorial · macrostructure: Index-First daily desk / Workbench event ledger
 * theme: custom · anchor: phosphor green · vibe: pixel tea, signal green, hard black
 * nav: N6-derived five-step Signal Masthead · footer: Ft2-derived grouped Brand Ledger
 * contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47)
 * tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50–57) · icons: pass (30)
 * variation: hero-to-index routing / card-grid-to-ledger rows · design-system: design.md
 */

.topbar.nav-mast {
  gap: var(--space-2xs) var(--space-md);
  padding-block-end: var(--space-xs);
}

.mast-line {
  padding-block: var(--space-2xs);
}

.brand-logo {
  width: 56px;
  height: 56px;
  flex-basis: 56px;
}

.mast-rule {
  height: 4px;
}

.home-page-hero.editorial-cover {
  margin-block: var(--space-lg) var(--space-xl);
}

.editorial-cover .cover-intro {
  padding: clamp(var(--space-lg), 4vw, var(--space-2xl));
}

.home-page-hero.editorial-cover h1 {
  text-wrap: balance;
  overflow-wrap: normal;
  word-break: normal;
}

.cover-register {
  align-content: stretch;
}

.cover-register span {
  align-items: center;
}

:is(
  .trend-shift-header a,
  .trend-shift-evidence header > a,
  .breadcrumb a,
  .event-tags a,
  .footer-route-line a,
  .footer-publication-line a
) {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.trend-shift-randomize,
.preview-close {
  min-width: 44px;
  min-height: 44px;
}

.timeline-controls,
.source-toolbar {
  top: var(--space-sm);
}

.search-box input,
.timeline-date-field select {
  min-height: 44px;
  font-size: var(--text-base);
}

.timeline-controls .chip-row button,
.source-toolbar .chip-row button,
.filter-toolbar button,
.timeline-month-toggle {
  min-height: 44px;
}

.timeline-month-toggle {
  padding-inline: var(--space-sm);
}

@media (min-width: 60rem) {
  .cover-register {
    align-self: stretch;
    grid-template-rows: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  body {
    padding-block-end: calc(76px + env(safe-area-inset-bottom));
  }

  .timeline-controls,
  .source-toolbar {
    top: var(--space-xs);
  }

  .back-to-top {
    width: 44px;
    height: 44px;
  }

  .event-header {
    padding-block: var(--space-lg) var(--space-xl);
  }

  .event-page .event-header h1 {
    font-size: clamp(var(--text-xl), 9vw, var(--text-2xl));
    text-wrap: balance;
  }

  .breadcrumb {
    align-items: center;
    padding-block-start: var(--space-lg);
  }

  .event-tags a {
    padding-inline: var(--space-sm);
  }
}

@media (max-width: 39.99rem) {
  .topbar.nav-mast {
    padding-block-end: var(--space-xs);
  }

  .brand-logo {
    width: 48px;
    height: 48px;
    flex-basis: 48px;
    border-width: 3px;
  }

  .brand.mast-name .brand-lockup strong {
    font-size: var(--text-md);
  }

  .home-page-hero.editorial-cover {
    margin-block: var(--space-md) var(--space-lg);
  }

  .editorial-cover .cover-intro {
    padding: var(--space-lg);
  }

  .editorial-cover .cover-deck {
    margin-block-end: var(--space-lg);
  }

  .home-page-hero.editorial-cover h1 {
    max-width: 100%;
    font-size: clamp(var(--text-2xl), 11vw, var(--text-3xl));
  }

  .home-page-hero.editorial-cover .cover-intro > p:last-of-type {
    margin-block-start: var(--space-lg);
    font-size: var(--text-base);
    line-height: 1.6;
  }

  .cover-actions {
    margin-block-start: var(--space-lg);
  }

  .cover-register span {
    grid-template-columns: 1fr;
    align-content: center;
    padding: var(--space-md) var(--space-xs);
    border-inline-end: 1px solid var(--color-neutral);
    font-size: var(--text-xs);
  }

  .cover-register {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cover-register span:last-child {
    border-inline-end: 0;
  }

  .timeline-controls,
  .source-toolbar {
    padding: var(--space-xs);
  }

  .timeline-date-field.month select {
    padding-block: var(--space-xs);
    font-size: var(--text-base);
  }

  .footer-route-group > div {
    row-gap: var(--space-xs);
  }
}

/* Hallmark · home redesign: Index-First daily desk · design-system: design.md */
.home-index {
  margin-block: var(--space-lg);
  overflow: clip;
  border: var(--rule-heavy) solid var(--color-black);
  background: var(--color-white);
}

.home-index-header {
  display: grid;
}

.home-index-intro {
  display: grid;
  gap: var(--space-md);
  min-width: 0;
  padding: var(--space-lg);
}

.home-index-intro > p {
  max-width: 62ch;
  margin: 0;
  color: var(--color-ink-2);
  font-size: var(--text-base);
  line-height: 1.55;
}

.home-index-intro > p:first-child {
  color: var(--color-accent-strong);
  font: 900 var(--text-label) / 1.2 var(--font-mono);
}

.home-index-intro h1 {
  min-width: 0;
  max-width: 16ch;
  margin: 0;
  font: 900 clamp(var(--text-2xl), 9vw, var(--text-4xl)) / 1.02 var(--font-display);
  letter-spacing: -0.055em;
  overflow-wrap: anywhere;
}

.home-index-links {
  display: grid;
  border-block-start: var(--rule-heavy) solid var(--color-black);
  background: var(--color-black);
  color: var(--color-white);
}

.home-index-links a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: var(--space-sm);
  min-height: calc(var(--space-xl) + var(--space-md));
  padding-inline: var(--space-md);
  border-block-end: var(--rule-hair) solid var(--color-neutral);
  color: inherit;
  text-decoration: none;
}

.home-index-links a:last-child {
  border-block-end: 0;
}

.home-index-links span,
.home-index-links strong {
  font-size: var(--text-label);
  white-space: nowrap;
}

.home-index-links strong {
  color: var(--color-on-dark-accent);
  font-variant-numeric: tabular-nums;
}

.home-index-links .icon {
  width: var(--space-md);
  height: var(--space-md);
}

.home-index-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-block-start: var(--rule-heavy) solid var(--color-black);
  background: var(--color-tea);
  color: var(--color-black);
}

.home-index-stats > span {
  display: grid;
  gap: var(--space-2xs);
  min-width: 0;
  padding: var(--space-md);
  border-inline-end: var(--rule-hair) solid var(--color-black);
  border-block-end: var(--rule-hair) solid var(--color-black);
}

.home-index-stats small {
  font-size: var(--text-label);
  font-weight: 800;
}

.home-index-stats strong {
  font: 900 var(--text-md) / 1.1 var(--font-display);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.home-daily-board.section {
  padding-block: var(--space-xl);
}

.home-daily-grid {
  display: grid;
  gap: var(--space-lg);
}

.home-daily-column {
  min-width: 0;
  border: var(--rule-bold) solid var(--color-black);
  background: var(--color-white);
}

.home-latest-grid,
.home-signal-grid,
.home-current-grid {
  display: grid;
  min-width: 0;
}

.home-signal-card {
  display: grid;
  min-width: 0;
  background: var(--color-white);
  color: var(--color-black);
  text-decoration: none;
}

.home-signal-card header,
.home-signal-card footer,
.home-current-item header,
.home-current-item footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.home-signal-card header span,
.home-current-item header strong {
  padding: var(--space-2xs) var(--space-xs);
  background: var(--color-tea);
  font: 900 var(--text-xs) / 1.3 var(--font-mono);
}

.home-signal-card time,
.home-signal-card footer span,
.home-current-item footer {
  color: var(--color-muted);
}

.home-signal-card h3,
.home-current-item h3 {
  margin: 0;
  font: 900 var(--text-lg) / 1.18 var(--font-display);
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}

.home-signal-card footer,
.home-current-item footer {
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.home-signal-card footer strong {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-accent-strong);
  white-space: nowrap;
}

.home-column-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md);
  border-block-end: var(--rule-heavy) solid var(--color-black);
}

.home-column-head > div {
  display: grid;
  gap: var(--space-2xs);
  min-width: 0;
}

.home-column-head h2,
.home-column-head p {
  margin: 0;
}

.home-column-head h2 {
  font: 900 var(--text-xl) / 1.05 var(--font-display);
  letter-spacing: -0.04em;
}

.home-column-head p {
  color: var(--color-muted);
  font-size: var(--text-label);
  line-height: 1.45;
}

.home-column-head > a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: calc(var(--space-xl) + var(--space-2xs));
  color: var(--color-accent-strong);
  font-size: var(--text-label);
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
}

.home-column-head .icon {
  width: var(--space-md);
  height: var(--space-md);
}

.home-daily-column .home-signal-grid,
.home-daily-column .home-latest-grid {
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  border: 0;
}

.home-daily-column .home-signal-card {
  grid-template-rows: auto auto auto;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 0;
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.home-daily-column .home-signal-card:last-child,
.home-daily-column .home-recent-row:last-child {
  border-block-end: 0;
}

.home-daily-column .home-signal-card header span,
.home-daily-column .home-signal-card time,
.home-daily-column .home-signal-card footer span,
.home-daily-column .home-signal-card footer strong {
  font-size: var(--text-label);
}

.home-daily-column .home-signal-card h3 {
  font-size: var(--text-base);
  line-height: 1.35;
}

.home-daily-column .home-signal-card footer {
  min-height: 0;
  padding-block-start: var(--space-xs);
}

.home-daily-column .home-recent-row,
.home-daily-column .home-latest-grid .home-recent-row:first-child {
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  gap: var(--space-xs) var(--space-sm);
  min-height: 0;
  padding: var(--space-md);
  border: 0;
  border-block-end: var(--rule-hair) solid var(--color-rule);
  background: var(--color-white);
}

.home-daily-column .home-recent-row time,
.home-daily-column .home-recent-row > div,
.home-daily-column .home-recent-row > .icon {
  grid-column: auto;
}

.home-daily-column .home-recent-row > .icon {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
}

.home-daily-column .home-recent-row time,
.home-daily-column .home-recent-row span {
  font-size: var(--text-label);
}

.home-daily-column .home-recent-row h3 {
  margin-block-start: var(--space-2xs);
  font-size: var(--text-base);
  line-height: 1.35;
}

.home-daily-column .home-recent-row:hover,
.home-daily-column .home-recent-row:focus-visible {
  background: var(--color-paper-2);
  transform: none;
}

.home-current-read.section,
.home-current-matrix.section {
  padding-block: var(--space-xl);
}

.home-section-head {
  display: grid;
  align-items: end;
  border-block-end: var(--rule-heavy) solid var(--color-black);
}

.home-section-head > div {
  display: grid;
  gap: var(--space-sm);
}

.home-section-head h2,
.home-section-head p {
  margin: 0;
}

.home-section-head h2 {
  color: var(--color-black);
  font: 900 var(--text-xl) / 1.05 var(--font-display);
  letter-spacing: -0.045em;
}

.home-section-head p {
  max-width: 56ch;
  color: var(--color-ink-2);
  line-height: 1.65;
}

.home-current-stack > [hidden] {
  display: none;
}

.home-section-head.compact {
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
  margin-block-end: var(--space-lg);
  padding-block-end: var(--space-md);
  border-block-end-width: var(--rule-bold);
}

.home-section-head.compact h2 {
  max-width: none;
  font-size: var(--text-xl);
}

.home-section-head.compact p {
  font-size: var(--text-label);
}

.home-current-read .trend-shift-card {
  border-width: var(--rule-bold);
}

.home-current-read .trend-shift-header,
.home-current-read .trend-shift-footer {
  gap: var(--space-md);
  padding: var(--space-md);
}

.home-current-read .trend-shift-header > div > span,
.home-current-read .trend-shift-judgment > span,
.home-current-read .trend-shift-dimensions span,
.home-current-read .trend-shift-evidence header span,
.home-current-read .trend-shift-footer span,
.home-current-read .trend-shift-evidence time,
.home-current-read .trend-shift-evidence small {
  font-size: var(--text-label);
}

.home-current-read .trend-shift-body {
  grid-template-columns: minmax(0, 1fr);
}

.home-current-read .trend-shift-judgment,
.home-current-read .trend-shift-evidence {
  padding: var(--space-lg);
}

.home-current-read .trend-shift-judgment {
  border-inline-end: 0;
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.home-current-read .trend-shift-judgment > h2 {
  margin: var(--space-sm) 0 var(--space-lg);
  font-size: var(--text-xl);
}

.home-current-read .trend-shift-dimensions {
  gap: var(--space-lg);
}

.home-current-read .trend-shift-evidence > div > a {
  padding-block: var(--space-sm);
}

.home-current-read .trend-shift-evidence > div > a:nth-child(n + 2) {
  display: none;
}

.home-current-read .trend-shift-footer {
  align-items: flex-start;
  flex-direction: column;
}

.home-current-read .trend-shift-footer > div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  width: 100%;
}

.home-current-read .trend-shift-footer span,
.home-current-read .trend-shift-footer span + span {
  display: grid;
  gap: var(--space-xs);
  padding: 0 var(--space-sm);
  border-inline-start: var(--rule-hair) solid var(--color-rule);
}

.home-current-read .trend-shift-footer span:first-child {
  padding-inline-start: 0;
  border-inline-start: 0;
}

.home-current-grid {
  border-block-start: var(--rule-hair) solid var(--color-black);
  border-inline-start: var(--rule-hair) solid var(--color-black);
  grid-template-columns: minmax(0, 1fr);
}

.home-current-item {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: var(--space-md);
  min-height: 0;
  padding: var(--space-md);
  border-block-end: var(--rule-hair) solid var(--color-black);
  border-inline-end: var(--rule-hair) solid var(--color-black);
  box-shadow: inset 0 var(--space-xs) 0 var(--track-color, var(--color-brand-green));
  color: var(--color-black);
  text-decoration: none;
}

.home-current-item header span,
.home-current-item header strong,
.home-current-item footer {
  font-size: var(--text-label);
}

.home-current-item h3 {
  font-size: var(--text-base);
  line-height: 1.35;
}

.home-method-strip {
  padding-block: var(--space-xl);
  border-block: var(--rule-heavy) solid var(--color-black);
  background: var(--color-tea);
  color: var(--color-black);
}

.home-method-strip .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.home-method-strip .shell > div {
  display: grid;
  gap: var(--space-xs);
}

.home-method-strip span {
  font: 900 var(--text-xs) / 1 var(--font-mono);
  letter-spacing: 0.08em;
}

.home-method-strip strong {
  font: 900 var(--text-lg) / 1.25 var(--font-display);
}

.home-method-strip a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: calc(var(--space-xl) + var(--space-2xs));
  border-block-end: var(--rule-bold) solid var(--color-black);
  color: var(--color-black);
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
}

@media (hover: hover) and (pointer: fine) {
  .home-index-links a:hover,
  .home-index-links a:focus-visible {
    color: var(--color-on-dark-accent);
  }

  .home-daily-column .home-signal-card:hover,
  .home-daily-column .home-signal-card:focus-visible {
    background: var(--color-paper-2);
  }
}

@media (min-width: 48rem) {
  .home-index-header {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
  }

  .home-index-links {
    border-block-start: 0;
    border-inline-start: var(--rule-heavy) solid var(--color-black);
  }

  .home-index-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .home-index-stats > span {
    border-block-end: 0;
  }

  .home-current-read .trend-shift-body {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .home-current-read .trend-shift-judgment {
    border-inline-end: var(--rule-hair) solid var(--color-rule);
    border-block-end: 0;
  }

  .home-current-read .trend-shift-evidence > div > a:nth-child(n + 2) {
    display: grid;
  }

  .home-current-read .trend-shift-footer {
    align-items: center;
    flex-direction: row;
  }

  .home-current-read .trend-shift-footer > div {
    width: auto;
  }

  .home-current-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 47.99rem) {
  .home-method-strip .shell {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-md);
  }
}

@media (min-width: 64rem) {
  .home-index-intro {
    padding: var(--space-xl);
  }

  .home-daily-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .home-current-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Hallmark · timeline redesign: Workbench event ledger · design-system: design.md */
.timeline-intro {
  display: grid;
  gap: var(--space-lg);
  margin-block: var(--space-lg);
  padding-block: var(--space-lg);
  border-block: var(--rule-heavy) solid var(--color-black);
}

.timeline-intro > div {
  display: grid;
  gap: var(--space-sm);
  min-width: 0;
}

.timeline-intro p,
.timeline-intro h1,
.timeline-intro dl,
.timeline-intro dd {
  margin: 0;
}

.timeline-intro > div > p:first-child {
  color: var(--color-accent-strong);
  font: 900 var(--text-label) / 1.2 var(--font-mono);
}

.timeline-intro h1 {
  font: 900 clamp(var(--text-2xl), 8vw, var(--text-4xl)) / 1.02 var(--font-display);
  letter-spacing: -0.055em;
  overflow-wrap: anywhere;
}

.timeline-intro > div > p:last-child {
  max-width: 65ch;
  color: var(--color-ink-2);
  font-size: var(--text-base);
  line-height: 1.55;
}

.timeline-intro dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: var(--rule-bold) solid var(--color-black);
  background: var(--color-tea);
  color: var(--color-black);
}

.timeline-intro dl > div {
  display: grid;
  gap: var(--space-2xs);
  min-width: 0;
  padding: var(--space-sm);
  border-inline-end: var(--rule-hair) solid var(--color-black);
}

.timeline-intro dl > div:last-child {
  border-inline-end: 0;
}

.timeline-intro dt {
  font-size: var(--text-label);
  font-weight: 800;
}

.timeline-intro dd {
  font: 900 var(--text-md) / 1.1 var(--font-display);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.timeline-shell {
  padding-block-end: var(--space-3xl);
}

.timeline-controls {
  position: sticky;
  z-index: var(--z-sticky);
  top: var(--space-xs);
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xs);
  padding: var(--space-xs);
  border: var(--rule-bold) solid var(--color-black);
  border-radius: 0;
  background: var(--color-paper);
  backdrop-filter: none;
}

.timeline-controls .search-box {
  min-height: calc(var(--space-xl) + var(--space-2xs));
  border-color: var(--color-black);
  border-radius: 0;
  background: var(--color-white);
}

.timeline-controls .search-box input {
  min-width: 0;
  min-height: calc(var(--space-xl) + var(--space-2xs));
  color: var(--color-black);
  font-size: var(--text-base);
}

.timeline-controls .chip-row {
  gap: var(--space-2xs);
}

.timeline-controls .chip-row button {
  min-height: calc(var(--space-xl) + var(--space-2xs));
  padding: var(--space-xs) var(--space-sm);
  border-color: var(--color-rule);
  border-radius: 0;
  color: var(--color-ink-2);
  font-size: var(--text-label);
  transition:
    background-color var(--dur-micro) var(--ease-out),
    color var(--dur-micro) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
  white-space: nowrap;
}

.timeline-controls .chip-row button::before {
  display: none;
}

.timeline-controls .chip-row button.active {
  border-color: var(--color-black);
  background: var(--color-black);
  color: var(--color-on-dark-accent);
}

.timeline-controls > span {
  justify-self: end;
  padding-inline: var(--space-xs);
  color: var(--color-ink-2);
  font: 800 var(--text-label) / 1.2 var(--font-mono);
  white-space: nowrap;
}

.timeline-filter-help {
  max-width: 72ch;
  margin: var(--space-sm) 0 0;
  color: var(--color-muted);
  font-size: var(--text-label);
  line-height: 1.5;
}

.timeline-chronology {
  display: grid;
  gap: var(--space-xl);
  margin-block-start: var(--space-lg);
  padding-block-end: 0;
}

.timeline-year {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.timeline-year > header {
  position: static;
  padding: 0;
}

.timeline-date-picker {
  display: flex;
  align-items: stretch;
  gap: var(--space-xs);
}

.timeline-date-field {
  position: relative;
  display: inline-grid;
  align-items: center;
}

.timeline-date-field select {
  position: relative;
  z-index: 1;
  width: 100%;
  border: 0;
  outline: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.timeline-date-field .icon {
  position: absolute;
  pointer-events: none;
}

.timeline-date-field.year,
.timeline-date-field.month {
  width: auto;
  min-width: 0;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: 0;
  background: var(--color-white);
}

.timeline-date-field.year select,
.timeline-date-field.month select {
  min-height: calc(var(--space-xl) + var(--space-2xs));
  padding: var(--space-xs) var(--space-xl) var(--space-xs) var(--space-sm);
  color: var(--color-black);
  font: 900 var(--text-md) / 1 var(--font-display);
  letter-spacing: -0.03em;
}

.timeline-date-field.year .icon,
.timeline-date-field.month .icon {
  inset-inline-end: var(--space-xs);
  width: var(--space-md);
  height: var(--space-md);
  opacity: 1;
  color: var(--color-accent-strong);
}

.timeline-year > div {
  display: grid;
  min-width: 0;
  gap: var(--space-xl);
}

.timeline-month {
  display: grid;
  min-width: 0;
  gap: var(--space-sm);
}

.timeline-year[hidden],
.timeline-month[hidden],
.research-month-group[hidden],
.timeline-card[hidden] {
  display: none;
}

.timeline-month > header {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xs);
  padding-block-end: var(--space-xs);
  border-block-end: var(--rule-bold) solid var(--color-black);
}

.timeline-month > header div {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
}

.timeline-month > header time {
  font-size: var(--text-md);
}

.timeline-month > header span,
.timeline-month-toggle {
  font-size: var(--text-label);
}

.timeline-month-toggle {
  display: none;
  align-items: center;
  gap: var(--space-xs);
  margin-inline-start: var(--space-xs);
  padding: var(--space-2xs) var(--space-xs);
  border: 0;
  background: transparent;
  color: var(--color-accent-strong);
  cursor: pointer;
}

.timeline-month[data-month-ready="true"] .timeline-month-toggle {
  display: inline-flex;
}

.timeline-month[data-month-ready="true"] .timeline-month-toggle[hidden] {
  display: none;
}

.timeline-month-toggle .icon {
  width: var(--space-sm);
  height: var(--space-sm);
  transition: transform var(--dur-micro) var(--ease-out);
}

.timeline-month.is-expanded .timeline-month-toggle .icon,
.research-month-group[open] > summary > span .icon {
  transform: rotate(180deg);
}

.timeline-month > header i {
  display: none;
}

.timeline-list {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-block-start: var(--rule-hair) solid var(--color-rule);
  border-inline-start: var(--rule-hair) solid var(--color-rule);
}

.timeline-month[data-month-ready="true"]:not(.is-expanded):not(.is-filtering)
  [data-month-extra="true"] {
  display: none;
}

.timeline-card {
  display: grid;
  width: 100%;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
  min-height: 0;
  padding: var(--space-md);
  border: 0;
  border-inline-end: var(--rule-hair) solid var(--color-rule);
  border-block-end: var(--rule-hair) solid var(--color-rule);
  border-radius: 0;
  background: var(--color-white);
  color: inherit;
  text-align: start;
  text-decoration: none;
  content-visibility: auto;
  contain-intrinsic-size: auto 9rem;
  transition:
    background-color var(--dur-micro) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
}

.timeline-card:hover,
.timeline-card:focus-visible,
.timeline-card.active {
  border-color: var(--color-rule);
  background: var(--color-paper-2);
  transform: none;
}

.timeline-card-main {
  display: grid;
  gap: var(--space-xs);
  min-width: 0;
}

.timeline-card-main > span {
  color: var(--color-muted);
  font: 800 var(--text-label) / 1.35 var(--font-mono);
}

.timeline-card h2 {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.35;
}

.timeline-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--color-ink-2);
  font-size: var(--text-label);
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.timeline-card-side {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-sm);
  min-width: 0;
  padding-block-start: var(--space-sm);
  border-block-start: var(--rule-hair) solid var(--color-rule-2);
}

.timeline-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin: 0;
}

.timeline-card-tags span {
  padding: var(--space-2xs) var(--space-xs);
  border-radius: 0;
  color: var(--color-ink-2);
  font-size: var(--text-label);
}

.timeline-card-tags span:nth-child(n + 3) {
  display: none;
}

.timeline-card footer {
  display: grid;
  gap: var(--space-2xs);
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-label);
  text-align: end;
  white-space: nowrap;
}

.timeline-card footer strong {
  color: var(--fact);
}

.timeline-card.research {
  background: var(--color-paper-2);
}

.timeline-card.is-recent {
  position: relative;
  border-block-start: var(--rule-heavy) solid var(--event-color, var(--color-accent));
  background: var(--color-white);
  box-shadow: none;
}

.event-row.is-recent,
.research-card.is-recent,
.related-grid > a.is-recent {
  position: relative;
  border-color: color-mix(in srgb, var(--event-color, var(--color-accent)) 48%, var(--border));
  box-shadow: inset var(--space-2xs) 0 0 var(--event-color, var(--color-accent));
}

.is-recent > span:first-child,
.event-row.is-recent > div > span,
.research-card.is-recent header > span {
  color: var(--event-color, var(--color-accent));
  font-weight: 700;
}

.research-month-group {
  grid-column: 1 / -1;
  min-width: 0;
  overflow: hidden;
  border: var(--rule-bold) solid var(--color-rule);
  border-radius: 0;
  background: var(--color-paper-2);
}

.research-month-group > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 0;
  gap: var(--space-md);
  padding: var(--space-md);
  list-style: none;
  cursor: pointer;
}

.research-month-group > summary::-webkit-details-marker {
  display: none;
}

.research-month-group > summary > div {
  min-width: 0;
}

.research-month-group > summary > span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  flex: none;
}

.research-month-group > summary div > span,
.research-month-group > summary > span,
.research-month-group > summary p {
  font-size: var(--text-label);
}

.research-month-group > summary strong {
  display: block;
  margin-block-start: var(--space-2xs);
  font-size: var(--text-base);
}

.research-month-group > summary p {
  margin: var(--space-2xs) 0 0;
  overflow-wrap: anywhere;
}

.research-month-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding: 0;
}

.timeline-month-placeholder {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: calc(var(--space-3xl) + var(--space-md));
  padding: var(--space-md);
  border-radius: 0;
  font-size: var(--text-label);
}

.timeline-month-placeholder button {
  flex: none;
  border: 0;
  background: transparent;
  color: var(--color-accent-strong);
  cursor: pointer;
  min-height: calc(var(--space-xl) + var(--space-2xs));
  font-size: var(--text-label);
}

@media (hover: hover) and (pointer: fine) {
  .timeline-controls .chip-row button:not(.active):hover,
  .timeline-controls .chip-row button:not(.active):focus-visible {
    border-color: var(--color-black);
    background: var(--color-paper-2);
    color: var(--color-black);
  }
}

@media (min-width: 48rem) {
  .timeline-intro {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: end;
  }

  .timeline-controls {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr) auto;
    align-items: center;
  }

  .timeline-year {
    grid-template-columns: minmax(0, 0.16fr) minmax(0, 1.84fr);
    gap: var(--space-lg);
  }

  .timeline-year > header {
    position: sticky;
    top: calc(var(--space-3xl) + var(--space-2xl));
    align-self: start;
  }

  .timeline-date-picker {
    display: grid;
  }

  .timeline-card {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: var(--space-md);
  }

  .timeline-card-side {
    display: grid;
    align-content: space-between;
    padding-block-start: 0;
    padding-inline-start: var(--space-md);
    border-block-start: 0;
    border-inline-start: var(--rule-hair) solid var(--color-rule-2);
  }

  .research-month-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .timeline-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Hallmark · genre: editorial · macrostructure: Index-First / Workbench / Long Document
 * design-system: design.md · designed-as-app · cross-module detail pass
 */

/* Public controls share one physical rhythm without changing their visual voice. */
.signal-browser-toolbar input,
.signal-select-control,
.signal-select-control select,
.trend-tab,
.module-expand-toggle,
.module-expand-toggle.section-module-toggle,
.mobile-list-more,
.footer-lang,
.skip-link {
  min-height: 44px;
}

.signal-browser-toolbar input {
  padding-block: 0;
  font-size: var(--text-base);
}

.signal-select-control select {
  font-size: var(--text-label);
}

.module-expand-toggle.section-module-toggle {
  padding-block: var(--space-xs);
  padding-inline: var(--space-md);
}

.footer-lang {
  min-width: 44px;
  justify-content: center;
}

.back-to-top {
  min-width: 44px;
  min-height: 44px;
}

.mobile-nav a {
  min-width: 44px;
  min-height: 44px;
}

/* Evidence and price actions remain secondary, but no longer collapse to text-size targets. */
.scout-card footer a,
.resource-card footer a {
  display: inline-flex;
  min-width: 0;
  min-height: 44px;
  align-items: center;
  gap: var(--space-xs);
  padding-block: var(--space-xs);
  padding-inline: var(--space-sm);
  border: var(--rule-hair) solid var(--color-rule-2);
  color: var(--color-accent-strong);
  line-height: 1.35;
  text-decoration: none;
}

.scout-card footer a {
  justify-content: space-between;
  overflow-wrap: anywhere;
}

.resource-card footer {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs);
}

.resource-card footer a {
  justify-content: space-between;
  white-space: nowrap;
}

.source-table article a {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  justify-self: end;
  border: var(--rule-hair) solid transparent;
  text-decoration: none;
}

.source-table article a .icon {
  width: 16px;
  height: 16px;
}

@media (hover: hover) and (pointer: fine) {
  .scout-card footer a:hover,
  .resource-card footer a:hover,
  .source-table article a:hover {
    border-color: var(--color-accent-strong);
    background: color-mix(in srgb, var(--color-accent) 8%, var(--color-paper));
  }
}

/* Long catalogs reveal in useful batches; filtering resets to the first matching batch. */
[data-progressive-list] > [data-progressive-list-extra] {
  display: none;
}

.progressive-list-more:not([hidden]) {
  display: flex;
  width: min(100%, 360px);
  min-height: 44px;
  margin: var(--space-md) auto 0;
}

.source-portfolio-card .progressive-list-more:not([hidden]) {
  width: 100%;
  min-height: 44px;
  border-color: var(--color-rule-2);
  background: transparent;
}

/* The open development release stays useful at first glance instead of becoming a second page. */
.release-body-collapsible .release-expand-toggle {
  grid-column: 1 / -1;
  margin-block-start: var(--space-xs);
}

.release-body-collapsible:not(.is-expanded) [data-module-extra] {
  display: none;
}

/* Preserve complete event titles while stepping display scale down by copy length. */
.event-page .event-header h1.event-title-long {
  max-width: 100%;
  font-size: clamp(var(--text-3xl), 4.5vw, var(--text-4xl));
  line-height: 1.06;
  overflow-wrap: anywhere;
}

.event-page .event-header h1.event-title-very-long {
  max-width: 100%;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
  line-height: 1.08;
  overflow-wrap: anywhere;
}

@media (max-width: 820px) {
  .signal-browser-toolbar input,
  .signal-select-control select {
    font-size: 16px;
  }

  .trend-tab,
  .trend-switcher.compact .trend-tab {
    min-height: 44px;
    padding-block: var(--space-xs);
  }

  .module-expand-toggle.section-module-toggle {
    min-height: 44px;
    padding-inline: var(--space-sm);
  }

  .resource-card footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .resource-card footer a {
    width: 100%;
  }

  .release-body-collapsible .release-expand-toggle {
    width: 100%;
  }

  .event-page .event-header h1.event-title-long,
  .event-page .event-header h1.event-title-very-long {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
    line-height: 1.1;
    text-wrap: pretty;
  }
}

@media (max-width: 39.99rem) {
  .scout-card footer a {
    padding-inline: var(--space-xs);
  }

  .source-table article a {
    width: 44px;
    height: 44px;
  }
}