/* Monetary Observatory homepage. The frozen record and SVG plot arrive in the HTML. */

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  overflow-x: hidden;
  background: var(--theme-surface-page);
  color: var(--theme-ink-primary);
  font-family: var(--sans);
}

button,
input { font: inherit; }

button,
a { -webkit-tap-highlight-color: transparent; }

a { color: var(--theme-ink-link); }

a:hover { color: var(--theme-ink-link-hover); }

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible,
[role="slider"]:focus-visible {
  outline: 2px solid var(--theme-focus-ring);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.page { padding-top: var(--layout-nav-h); }

.nav-primary a,
.nav-dropdown-trigger { font-size: 0.75rem; }

.observatory-page {
  width: 100%;
  outline: none;
}

.observatory,
.observatory-ground,
.series-table-section,
.home-subscribe {
  width: min(100%, var(--layout-box-page));
  margin-inline: auto;
  padding-inline: var(--layout-gutter);
}

.observatory { padding-top: clamp(24px, 3.2vw, 46px); }

.observatory-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(24px, 4vw, 58px);
  padding-bottom: clamp(16px, 1.8vw, 24px);
  border-bottom: 1px solid var(--theme-rule-strong);
}

.observatory-kicker,
.observatory-status,
.observatory-reading-meta,
.observatory-reading-unit,
.observatory-reading-precision,
.observatory-percentage,
.observatory-movement,
.record-selection,
.resolver header p,
.provenance header p,
.structure > header > p:first-child,
.record-ledger > header > p:first-child,
.home-subscribe > div > p,
.signal-row > p,
.chart-disclosure,
.structure-heading p,
.structure-reconciliation,
.reuse p,
.record-table-wrap,
.series-table-wrap {
  font-family: var(--mono);
}

.observatory-kicker,
.resolver header p,
.provenance header p,
.structure > header > p:first-child,
.record-ledger > header > p:first-child,
.home-subscribe > div > p,
.signal-row > p {
  color: var(--theme-ink-link);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  line-height: 1.4;
  text-transform: uppercase;
}

.observatory-heading h1 {
  max-width: 19ch;
  margin-top: 0.16em;
  font-family: var(--serif-display);
  font-size: clamp(2.35rem, 4.6vw, 4.25rem);
  font-weight: 320;
  letter-spacing: -0.046em;
  line-height: 0.96;
}

.observatory-heading > div > p:last-child {
  max-width: 58ch;
  margin-top: 0.42rem;
  color: var(--theme-ink-secondary);
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  line-height: 1.45;
}

.observatory-status {
  display: flex;
  max-width: 24rem;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.42rem;
  color: var(--theme-ink-secondary);
  font-size: 0.77rem;
  line-height: 1.45;
  text-align: right;
}

.observatory-status .record-status { font-size: 0.72rem; }

.record-status {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 0.35rem;
  color: var(--theme-status-positive-ink);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.record-status::before {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--theme-status-positive-ink);
  content: "";
}

.observatory-stage {
  position: relative;
  min-height: 0;
  border-bottom: 1px solid var(--theme-rule-standard);
}

.chart-scale-control {
  position: absolute;
  top: 20px;
  left: 0;
  z-index: 3;
  display: grid;
  width: min(24rem, 42%);
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.4rem 0.85rem;
  color: var(--theme-provenance-ink);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.chart-scale-control[hidden] { display: none; }

.chart-scale-control > span {
  color: var(--theme-ink-secondary);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chart-scale-options {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  border: 1px solid var(--theme-rule-interactive);
}

.chart-scale-options button {
  min-height: 44px;
  padding: 0.55rem 0.75rem;
  border: 0;
  background: transparent;
  color: var(--theme-ink-secondary);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.chart-scale-options button + button { border-left: 1px solid var(--theme-rule-interactive); }
.chart-scale-options button[aria-pressed="true"] { background: var(--theme-accent-surface); color: var(--theme-ink-primary); }
.chart-scale-options button:disabled { cursor: wait; opacity: 0.72; }
.chart-scale-control > p { grid-column: 2; color: var(--theme-metadata-ink); line-height: 1.45; }

.observatory-reading {
  position: absolute;
  top: 4px;
  right: 0;
  z-index: 3;
  width: min(27rem, 37%);
  padding-left: clamp(18px, 2.5vw, 34px);
  background: color-mix(in srgb, var(--theme-surface-page) 95%, transparent);
}

.observatory-reading-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--theme-metadata-ink);
  font-size: 0.74rem;
  line-height: 1.4;
}

.observatory-ratio {
  display: inline-flex;
  align-items: baseline;
  gap: 0.1em;
  margin: 0.05em 0 0;
  font-family: var(--serif-display);
  font-size: clamp(4.8rem, 8vw, 7.7rem);
  font-weight: 300;
  letter-spacing: -0.065em;
  line-height: 0.82;
}

.observatory-ratio-prefix {
  display: inline-flex;
  align-items: baseline;
  gap: 0.16em;
  font-size: 0.46em;
  letter-spacing: -0.035em;
}

.observatory-ratio-prefix small {
  font-size: 0.52em;
  font-style: italic;
  letter-spacing: 0;
}

.observatory-ratio strong { font-weight: inherit; }

.observatory-ratio-unit {
  align-self: flex-end;
  margin: 0 0 0.38em 0.45rem;
  color: var(--theme-ink-secondary);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
  white-space: nowrap;
}

.observatory-percentage {
  padding-top: 0.6rem;
  border-top: 1px solid var(--theme-rule-standard);
  color: var(--theme-ink-secondary);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.observatory-percentage strong {
  color: var(--theme-ink-primary);
  font-size: 1.15rem;
  font-weight: 500;
}

.observatory-movement {
  margin-top: 0.55rem;
  color: var(--theme-ink-muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.observatory-movement .is-up { color: var(--theme-status-positive-ink); }
.observatory-movement .is-down { color: var(--theme-status-negative-ink); }

[data-chart-panel] { position: relative; }
[data-chart-panel][hidden] { display: none; }

.observatory-chart {
  display: block;
  width: 100%;
  height: auto;
  color: var(--theme-chart-series-primary);
  overflow: visible;
  touch-action: pan-y;
}

.observatory-chart--mobile { display: none; }

[data-axis-scale][hidden] { display: none; }

.obs-chart-grid {
  stroke: var(--theme-chart-grid);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.obs-chart-cursor {
  stroke: var(--theme-chart-axis);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.obs-chart-cursor { stroke-dasharray: 2 4; }

.obs-chart-line {
  fill: none;
  stroke: var(--theme-chart-series-primary);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.75;
  vector-effect: non-scaling-stroke;
}

.obs-chart-line--bootstrap { stroke-dasharray: 4 5; opacity: 0.72; }

.obs-chart-single {
  fill: var(--theme-chart-series-primary);
  stroke: var(--theme-surface-page);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.obs-chart-selected {
  fill: var(--theme-accent);
  stroke: var(--theme-ink-primary);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.obs-chart-hit { fill: transparent; cursor: crosshair; }

.obs-chart-label,
.obs-chart-edge-label,
.obs-chart-m2-label,
.obs-chart-context-label,
.obs-chart-gap-label {
  fill: var(--theme-metadata-ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
}

.obs-chart-m2,
.obs-chart-leader {
  stroke: var(--theme-chart-annotation);
  stroke-dasharray: 3 5;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.obs-chart-gap { fill: var(--theme-surface-inset); opacity: 0.72; }

.history-tools {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding-block: 0.55rem;
  border-top: 1px solid var(--theme-rule-standard);
  color: var(--theme-provenance-ink);
  font-family: var(--mono);
  font-size: 0.62rem;
}

.history-mode {
  min-height: 44px;
  padding: 0.55rem 0;
  border: 0;
  border-bottom: 1px solid var(--theme-rule-interactive);
  background: transparent;
  color: var(--theme-ink-secondary);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.history-mode::after { content: "  +"; color: var(--theme-ink-link); }
.history-mode[aria-pressed="true"]::after { content: "  −"; }
.history-gap-note { text-align: right; }

.record-rail {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: stretch;
  border-bottom: 1px solid var(--theme-rule-strong);
}

.record-step {
  min-width: 44px;
  min-height: 52px;
  border: 0;
  background: transparent;
  color: var(--theme-ink-primary);
  cursor: pointer;
  font-size: 1.1rem;
}

.record-step:disabled { color: var(--theme-ink-disabled); cursor: default; }

.record-rail-core {
  min-width: 0;
  padding: 10px 14px 8px;
  border-inline: 1px solid var(--theme-rule-standard);
}

.record-selection {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  color: var(--theme-ink-secondary);
  font-size: 0.75rem;
}

.record-selection > span:first-child { color: var(--theme-provenance-ink); text-transform: uppercase; }
.record-selection a { white-space: nowrap; }

#recordRange {
  width: 100%;
  height: 26px;
  margin: 2px 0;
  accent-color: var(--theme-chart-series-primary);
  cursor: pointer;
}

.record-rail-labels {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.25rem;
}

.record-rail-labels button {
  min-width: 0;
  min-height: 30px;
  border: 0;
  background: transparent;
  color: var(--theme-ink-muted);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.7rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.record-rail-labels button[aria-current="true"] { color: var(--theme-ink-primary); font-weight: 500; }

.resolver,
.provenance {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr);
  gap: clamp(28px, 5vw, 76px);
  padding-block: clamp(28px, 3vw, 40px);
  border-bottom: 1px solid var(--theme-rule-standard);
}

.resolver h2,
.provenance h2,
.structure h2,
.record-ledger h2,
.home-subscribe h2 {
  margin-top: 0.35rem;
  font-family: var(--serif-display);
  font-size: clamp(1.65rem, 2.6vw, 2.55rem);
  font-weight: 350;
  letter-spacing: -0.035em;
  line-height: 1.03;
}

.resolver-equation {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) auto minmax(0, 1.1fr) auto minmax(0, 0.8fr);
  align-items: end;
  gap: clamp(10px, 2vw, 26px);
}

.resolver-equation dt {
  min-height: 3em;
  color: var(--theme-ink-muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.45;
  text-transform: uppercase;
}

.resolver-equation dt span { display: block; color: var(--theme-provenance-ink); text-transform: none; }
.resolver-equation dd { margin-top: 0.45rem; font-family: var(--mono); font-size: clamp(0.82rem, 1.25vw, 0.98rem); }
.resolver-result dd { color: var(--theme-ink-link); font-size: clamp(1rem, 1.8vw, 1.35rem); }
.resolver-operator { padding-bottom: 0.12em; color: var(--theme-ink-muted); font-family: var(--serif-display); font-size: 1.8rem; }
.resolver > p { grid-column: 2; max-width: 72ch; color: var(--theme-ink-secondary); font-size: 0.86rem; line-height: 1.6; }

.provenance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(24px, 5vw, 72px);
}

.provenance header > span {
  display: block;
  margin-top: 0.7rem;
  color: var(--theme-ink-secondary);
  font-size: 0.82rem;
  line-height: 1.5;
}

.provenance-row {
  display: grid;
  grid-template-columns: minmax(8rem, 0.9fr) minmax(0, 1.1fr);
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--theme-provenance-rule);
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.5;
}

.provenance-row dt { color: var(--theme-provenance-ink); }
.provenance-row dd { min-width: 0; overflow-wrap: anywhere; color: var(--theme-mono-ink); }

.provenance-seal {
  grid-column: 2;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  color: var(--theme-provenance-ink);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.provenance-seal code { min-width: 0; overflow-wrap: anywhere; color: var(--theme-mono-ink); }
.provenance-seal details code { display: block; max-width: 38rem; margin-top: 0.5rem; }

.chart-disclosure {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.25rem 2.5rem;
  padding-block: 0.85rem 1rem;
  border-bottom: 1px solid var(--theme-rule-subtle);
  color: var(--theme-ink-secondary);
  font-size: 0.75rem;
  line-height: 1.6;
}

.earlier-records { grid-column: 1 / -1; }
.earlier-records summary { width: fit-content; min-height: 36px; cursor: pointer; color: var(--theme-ink-link); }
.earlier-records > p { max-width: 76ch; margin: 0.4rem 0 0.8rem; }
.earlier-records ul { list-style: none; }
.earlier-records li { display: flex; justify-content: space-between; gap: 1rem; max-width: 42rem; padding: 0.45rem 0; border-bottom: 1px solid var(--theme-rule-subtle); }
.declared-gap { color: var(--theme-status-warning-ink); }

.observatory-ground {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(38px, 6vw, 86px);
  padding-top: clamp(36px, 4vw, 52px);
}

.structure > header,
.record-ledger > header { padding-bottom: var(--rhythm-title-content); border-bottom: 1px solid var(--theme-rule-strong); }

.structure > header > p:last-child,
.record-ledger > header > p:last-child {
  max-width: 58ch;
  margin-top: var(--rhythm-title-lead);
  color: var(--theme-ink-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
}

.structure-dimension { margin-top: 1.75rem; }
.structure-heading { display: flex; justify-content: space-between; gap: 1.5rem; align-items: baseline; padding-bottom: 0.45rem; border-bottom: 1px solid var(--theme-rule-standard); }
.structure-heading h3 { font-size: 0.82rem; font-weight: 600; }
.structure-heading p { max-width: 28rem; color: var(--theme-provenance-ink); font-size: 0.69rem; line-height: 1.45; text-align: right; }
.structure-rows { list-style: none; }

.structure-rows li {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: 1.7rem minmax(6rem, 1fr) minmax(8.4rem, auto) 4.5rem 5rem;
  align-items: baseline;
  gap: 0.7rem;
  min-height: 44px;
  padding: 0.72rem 0;
  border-bottom: 1px solid var(--theme-rule-subtle);
  font-family: var(--mono);
  font-size: 0.7rem;
}

.structure-rows li::before {
  position: absolute;
  z-index: -1;
  left: 0;
  bottom: -1px;
  width: var(--share);
  height: 2px;
  background: var(--theme-chart-series-primary);
  content: "";
  opacity: 0.68;
}

.structure-rank { color: var(--theme-ink-disabled); }
.structure-name { font-family: var(--sans); font-size: 0.8rem; }
.structure-amount { color: var(--theme-ink-secondary); text-align: right; }
.structure-share { color: var(--theme-ink-primary); text-align: right; }
.structure-delta { text-align: right; }
.structure-delta.is-up { color: var(--theme-status-positive-ink); }
.structure-delta.is-down { color: var(--theme-status-negative-ink); }
.structure-delta.is-withheld { color: var(--theme-provenance-ink); font-size: 0.66rem; }
.structure-reconciliation { margin-top: 1.1rem; color: var(--theme-provenance-ink); font-size: 0.7rem; line-height: 1.55; }
.structure-links { display: flex; gap: 1.5rem; margin-top: 1rem; font-size: 0.82rem; }

.record-table-wrap { overflow-x: auto; }
.record-table-wrap table,
.series-table-wrap table { width: 100%; border-collapse: collapse; }
.record-table-wrap th,
.record-table-wrap td,
.series-table-wrap th,
.series-table-wrap td { padding: 0.72rem 0.55rem; border-bottom: 1px solid var(--theme-rule-subtle); text-align: right; white-space: nowrap; }
.record-table-wrap th:first-child,
.record-table-wrap td:first-child,
.series-table-wrap th:first-child,
.series-table-wrap td:first-child { padding-left: 0; text-align: left; }
.record-table-wrap th:last-child,
.record-table-wrap td:last-child,
.series-table-wrap th:last-child,
.series-table-wrap td:last-child { padding-right: 0; }
.record-table-wrap thead,
.series-table-wrap thead { color: var(--theme-provenance-ink); font-size: 0.66rem; text-transform: uppercase; }
.record-table-wrap tbody { font-size: 0.7rem; }
.record-table-wrap tbody th { font-family: var(--sans); font-size: 0.78rem; font-weight: 400; }
.record-table-wrap button { min-height: 32px; padding: 0; border: 0; background: transparent; color: var(--theme-ink-primary); cursor: pointer; text-align: left; }
.record-table-wrap tr[aria-current="true"] { color: var(--theme-ink-link); }

.signal-row {
  display: grid;
  grid-template-columns: 4.4rem minmax(0, 1fr);
  gap: 0.65rem 1rem;
  margin-top: 1.5rem;
  padding-block: 1rem;
  border-block: 1px solid var(--theme-rule-standard);
}

.signal-row > div { display: flex; flex-direction: column; gap: 0.35rem; }
.signal-row strong { font-family: var(--serif-display); font-size: 1.1rem; font-weight: 400; line-height: 1.3; }
.signal-row span { color: var(--theme-provenance-ink); font-family: var(--mono); font-size: 0.67rem; line-height: 1.5; }
.signal-row > a { grid-column: 2; font-size: 0.78rem; }

.reuse { padding-top: 1.4rem; }
.reuse h3 { font-family: var(--serif-display); font-size: 1.25rem; font-weight: 400; }
.reuse nav { display: flex; flex-wrap: wrap; gap: 0.65rem 1.1rem; margin-top: 0.8rem; }
.reuse nav a,
.reuse nav button { min-height: 34px; border: 0; border-bottom: 1px solid var(--theme-rule-interactive); background: transparent; color: var(--theme-ink-link); cursor: pointer; font-size: 0.78rem; text-decoration: none; }
.reuse p { margin-top: 0.9rem; color: var(--theme-provenance-ink); font-size: 0.68rem; line-height: 1.6; overflow-wrap: anywhere; }
#citationStatus:not(:empty) { color: var(--theme-status-positive-ink); }

.series-table-section { padding-top: clamp(34px, 4vw, 50px); }
.series-table-section summary { min-height: 48px; padding-block: 0.8rem; border-block: 1px solid var(--theme-rule-strong); color: var(--theme-ink-primary); cursor: pointer; font-family: var(--serif-display); font-size: 1.2rem; }
.series-table-wrap { overflow-x: auto; padding-top: 1rem; color: var(--theme-ink-secondary); font-size: 0.7rem; }
.series-gap-row { color: var(--theme-status-warning-ink); }

.home-subscribe {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.75fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: end;
  margin-top: clamp(12px, 1.5vw, 20px);
  padding-top: clamp(28px, 3vw, 40px);
  padding-bottom: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--theme-rule-strong);
}

.home-subscribe > div > span { display: block; margin-top: 0.65rem; color: var(--theme-ink-secondary); font-size: 0.86rem; }
.home-subscribe form { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.home-subscribe input,
.home-subscribe button { min-height: 48px; border: 1px solid var(--theme-rule-interactive); border-radius: 0; }
.home-subscribe input { min-width: 0; padding: 0 0.8rem; background: transparent; color: var(--theme-ink-primary); }
.home-subscribe button { padding: 0 1.2rem; background: var(--theme-ink-primary); color: var(--theme-surface-page); cursor: pointer; font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase; }
.home-subscribe form p { grid-column: 1 / -1; min-height: 1.4em; padding-top: 0.45rem; color: var(--theme-provenance-ink); font-size: 0.72rem; }

@media (max-width: 980px) {
  .observatory-heading { grid-template-columns: 1fr; }
  .observatory-status { max-width: none; flex-direction: row; flex-wrap: wrap; align-items: center; text-align: left; }
  .observatory-reading { width: min(30rem, 48%); }
  .resolver,
  .provenance { grid-template-columns: 11rem minmax(0, 1fr); gap: 2rem; }
  .resolver-equation { grid-template-columns: 1fr; gap: 0.45rem; }
  .resolver-equation dt { min-height: 0; }
  .resolver-operator { display: none; }
  .observatory-ground { grid-template-columns: 1fr; }
  .structure-rows li { grid-template-columns: 1.7rem minmax(5rem, 1fr) minmax(8rem, auto) 4rem 5rem; }
}

@media (max-width: 1200px) {
  .observatory-stage { display: flex; min-height: 0; flex-direction: column; padding-top: 18px; }
  .observatory-reading { position: static; order: 1; width: 100%; padding: 0 0 14px; background: transparent; }
  [data-chart-panel] { order: 2; }
  .chart-scale-control { position: static; order: 3; width: 100%; padding: 14px 0; border-top: 1px solid var(--theme-rule-subtle); }
}

@media (max-width: 720px) {
  .observatory-heading h1 { max-width: 19ch; font-size: clamp(2.25rem, 10.5vw, 3.2rem); }
  .observatory-ratio { font-size: clamp(4.6rem, 24vw, 6.2rem); }
  .observatory-chart--desktop { display: none; }
  .observatory-chart--mobile { display: block; }
  .record-rail { grid-template-columns: 44px minmax(0, 1fr) 44px; }
  .record-rail-core { padding-inline: 8px; }
  .history-tools { grid-template-columns: 1fr; gap: 0.35rem; }
  .history-gap-note { text-align: left; }
  .record-selection { align-items: flex-start; flex-direction: column; gap: 0.2rem; }
  .record-rail-labels { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .record-rail-labels button:nth-child(n + 6) { display: none; }
  .resolver,
  .provenance { grid-template-columns: 1fr; gap: 1.4rem; }
  .resolver > p,
  .provenance-seal { grid-column: 1; }
  .provenance-grid { grid-template-columns: 1fr; }
  .provenance-seal { grid-template-columns: auto minmax(0, 1fr); }
  .provenance-seal details,
  .provenance-seal a { grid-column: 1 / -1; }
  .chart-disclosure { grid-template-columns: 1fr; }
  .structure-heading { align-items: flex-start; flex-direction: column; gap: 0.35rem; }
  .structure-heading p { text-align: left; }
  .structure-rows li { grid-template-columns: 1.4rem minmax(5rem, 1fr) 4.2rem; gap: 0.45rem; }
  .structure-amount { display: none; }
  .structure-share { text-align: right; }
  .structure-delta { grid-column: 2 / -1; text-align: left; }
  .record-table-wrap th:nth-child(4),
  .record-table-wrap td:nth-child(4),
  .record-table-wrap th:nth-child(5),
  .record-table-wrap td:nth-child(5) { display: none; }
  .home-subscribe { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .observatory-status span:not(:first-child) { width: 100%; }
  .record-table-wrap th:nth-child(3),
  .record-table-wrap td:nth-child(3) { display: none; }
  .record-table-wrap th,
  .record-table-wrap td { padding-inline: 0.35rem; }
  .signal-row { grid-template-columns: 1fr; }
  .signal-row > a { grid-column: 1; }
  .home-subscribe form { grid-template-columns: 1fr; }
  .home-subscribe button { border-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

@media print {
  .nav,
  .nav-overlay,
  .record-rail,
  .chart-scale-control,
  .home-subscribe,
  .site-footer,
  .reuse nav,
  #citationStatus { display: none !important; }
  .page { padding-top: 0; }
  .observatory-chart--desktop { display: block !important; }
  .observatory-chart--mobile { display: none !important; }
  [data-chart-panel="continuous"] { display: block !important; }
  [data-axis-scale="context"] { display: none !important; }
  [data-axis-scale="detail"] { display: inline !important; opacity: 1 !important; }
  .series-table-section details > div { display: block !important; }
  .series-table-section details { display: block; }
  .observatory-ground { grid-template-columns: 1fr; }
  body { background: #fff; color: #000; }
}