.room-study-link {
  margin: 18px 0 0;
}

.room-study-link a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  color: var(--chalk);
  font: 800 0.68rem/1.35 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-underline-offset: 0.45em;
}

.room-study-link a span {
  color: var(--clay-bright);
  font-size: 1rem;
}

.atlas-section-header .room-study-link a,
.atlas-section-header .room-study-link a span {
  color: var(--ink);
}

.atlas-section-header .room-study-link a {
  text-decoration-color: var(--mineral);
}

.shared-room-exhibit,
.boundary-exhibit,
.residue-exhibit {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 6vw, 72px) 0;
}

.shared-room-exhibit::before,
.boundary-exhibit::before,
.residue-exhibit::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: currentColor;
  opacity: 0.2;
}

.shared-room-intro,
.boundary-intro,
.residue-intro {
  display: grid;
  grid-template-columns: minmax(170px, 1fr) minmax(0, 4fr);
  gap: clamp(32px, 8vw, 150px);
  align-items: start;
}

.shared-room-intro > div,
.boundary-intro > div,
.residue-intro > div {
  grid-column: 2;
}

.shared-room-intro h2,
.boundary-intro h2,
.residue-intro h2 {
  max-width: 24ch;
  margin: 18px 0 24px;
  font: 600 clamp(1.75rem, 3vw, 2.5rem)/1.12 var(--sans);
  letter-spacing: -0.03em;
}

.shared-room-intro > div > p:last-child,
.boundary-intro > div > p:last-child,
.residue-intro > div > p:last-child {
  max-width: 64ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.08rem, 1.6vw, 1.42rem);
  line-height: 1.5;
}

.residue-intro .section-index,
.residue-intro > div > p:last-child {
  color: var(--fog);
}

.exhibit-noscript {
  margin: 0;
  padding: 16px 20px;
  border-top: 1px solid var(--hairline-light);
  font: 700 0.72rem/1.5 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.shared-room-study {
  margin-top: 40px;
  border: 1px solid var(--ink);
  background: var(--paper-bright);
}

.shared-room-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(0, 2fr);
  align-items: stretch;
  border-bottom: 1px solid var(--ink);
}

.shared-room-toolbar > p {
  display: flex;
  min-height: 54px;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px 20px;
  font: 700 0.68rem/1.45 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.shared-room-toolbar > p span {
  color: var(--clay-dark);
}

.shared-room-controls {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-left: 1px solid var(--ink);
}

.shared-room-controls button {
  min-width: 0;
  min-height: 54px;
  padding: 10px 12px;
  border: 0;
  border-left: 1px solid var(--hairline-light);
  background: transparent;
  cursor: pointer;
  font: 800 0.65rem/1.25 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.shared-room-controls button:first-child {
  border-left: 0;
}

.shared-room-controls button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--chalk);
  box-shadow: inset 0 -5px 0 var(--clay);
}

.shared-room-panels {
  background: var(--ink);
}

.shared-condition-panel {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
}

.shared-condition-panel::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0;
  left: 50%;
  width: 2px;
  height: clamp(390px, 38vw, 590px);
  background: var(--clay);
  transform: translateX(-1px);
}

.shared-person {
  position: relative;
  min-width: 0;
  min-height: clamp(390px, 38vw, 590px);
  padding: clamp(32px, 5vw, 78px);
}

.shared-person--arriving {
  background: var(--ink);
  color: var(--chalk);
}

.shared-person--present {
  background: var(--paper-bright);
  color: var(--ink);
}

.shared-person .eyebrow {
  margin-bottom: clamp(70px, 10vw, 150px);
}

.shared-person--arriving .eyebrow,
.shared-person--arriving dt {
  color: var(--ash);
}

.shared-person--present .eyebrow,
.shared-person--present dt {
  color: var(--mineral);
}

.shared-person h3 {
  max-width: 24ch;
  margin: 0;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.shared-person dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
  margin: clamp(52px, 8vw, 110px) 0 0;
  border-top: 1px solid currentColor;
}

.shared-person dl div {
  padding: 15px 0 0;
}

.shared-person dt {
  margin-bottom: 7px;
  font: 800 0.62rem/1.35 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.shared-person dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.45;
}

.shared-presence-mark {
  position: absolute;
  top: clamp(74px, 8vw, 124px);
  right: clamp(34px, 5vw, 78px);
  width: clamp(58px, 7vw, 104px);
  aspect-ratio: 1;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.shared-person--present .shared-presence-mark {
  right: auto;
  left: clamp(34px, 5vw, 78px);
}

.shared-presence-mark::before,
.shared-presence-mark::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.shared-presence-mark::before {
  top: 50%;
  left: -38%;
  width: 176%;
  height: 1px;
}

.shared-presence-mark::after {
  top: -38%;
  left: 50%;
  width: 1px;
  height: 176%;
}

.shared-decision-seam {
  grid-column: 1 / -1;
  padding: clamp(34px, 5vw, 72px);
  border-top: 5px solid var(--clay);
  background: var(--graphite);
  color: var(--chalk);
}

.shared-decision-seam > .eyebrow {
  color: var(--fog);
}

.shared-branches {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: clamp(36px, 5vw, 72px) 0 0;
  padding: 0;
  border-top: 1px solid var(--chalk);
  border-bottom: 1px solid var(--hairline-dark);
  list-style: none;
}

.shared-branches li {
  min-width: 0;
  min-height: 214px;
  padding: 20px 22px 24px;
  border-left: 1px solid var(--hairline-dark);
}

.shared-branches li:first-child {
  border-left: 0;
}

.shared-branches strong,
.shared-branches span,
.shared-branches small {
  display: block;
}

.shared-branches strong {
  color: var(--clay-bright);
  font: 900 0.68rem/1.35 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.shared-branches span {
  margin-top: 42px;
  font-family: var(--display);
  font-size: clamp(1.55rem, 2.3vw, 2.8rem);
  letter-spacing: -0.045em;
  line-height: 1;
}

.shared-branches small {
  margin-top: 18px;
  color: var(--fog);
  font-size: 0.79rem;
  line-height: 1.5;
}

.shared-question {
  max-width: 54ch;
  margin: clamp(38px, 5vw, 72px) 0 0 auto;
  font-family: var(--display);
  font-size: clamp(1.4rem, 2.4vw, 2.8rem);
  line-height: 1.16;
  text-align: right;
}

.shared-room-register {
  padding: clamp(44px, 6vw, 86px) clamp(22px, 4vw, 64px);
  border-top: 1px solid var(--ink);
  background: var(--paper);
}

.shared-room-register > h3 {
  margin: 0 0 24px;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.shared-table-wrap {
  max-width: 100%;
}

.shared-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.shared-table-wrap caption {
  padding: 0 0 14px;
  color: var(--mineral);
  font: 700 0.64rem/1.4 var(--mono);
  letter-spacing: 0.06em;
  text-align: left;
  text-transform: uppercase;
}

.shared-table-wrap th,
.shared-table-wrap td {
  overflow-wrap: anywhere;
  padding: 15px 12px 18px 0;
  border-top: 1px solid var(--hairline-light);
  text-align: left;
  vertical-align: top;
}

.shared-table-wrap thead th,
.shared-table-wrap tbody th {
  font: 800 0.61rem/1.45 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.shared-table-wrap thead th {
  border-top: 2px solid var(--ink);
}

.shared-table-wrap tbody th {
  color: var(--clay-dark);
}

.shared-table-wrap td {
  font-size: 0.78rem;
  line-height: 1.5;
}

.shared-room-boundary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px clamp(34px, 7vw, 120px);
  padding: clamp(34px, 5vw, 70px);
  border-top: 5px solid var(--clay);
  background: var(--mineral-surface);
  color: var(--black);
}

.shared-room-boundary p {
  margin: 0;
}

.shared-room-boundary > p:first-child {
  font-family: var(--display);
  font-size: clamp(1.25rem, 2vw, 2rem);
  line-height: 1.35;
}

.shared-room-boundary > p:nth-child(2) {
  max-width: 58ch;
  font-size: 0.9rem;
}

.shared-room-boundary > div {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  border-top: 1px solid var(--black);
  padding-top: 16px;
}

.shared-room-boundary a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font: 800 0.68rem/1.35 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boundary-exhibit {
  background: var(--paper-bright);
  color: var(--ink);
}

.boundary-instrument {
  margin-top: 40px;
  border: 1px solid var(--ink);
  background: var(--paper);
}

.boundary-toolbar {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  align-items: stretch;
  border-bottom: 1px solid var(--ink);
}

.boundary-toolbar > p {
  display: flex;
  min-height: 58px;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px 20px;
  font: 700 0.66rem/1.45 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boundary-toolbar > p span {
  color: var(--clay-dark);
}

.boundary-view-controls,
.boundary-test-controls {
  display: flex;
  align-items: stretch;
  border-left: 1px solid var(--ink);
}

.boundary-view-controls button,
.boundary-test-controls button {
  min-width: 104px;
  min-height: 58px;
  padding: 10px 13px;
  border: 0;
  border-left: 1px solid var(--hairline-light);
  background: transparent;
  cursor: pointer;
  font: 800 0.62rem/1.25 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boundary-view-controls button:first-child,
.boundary-test-controls button:first-child {
  border-left: 0;
}

.boundary-view-controls button[aria-pressed="true"],
.boundary-test-controls button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--chalk);
  box-shadow: inset 0 -5px 0 var(--clay);
}

.boundary-figure {
  margin: 0;
  padding: clamp(40px, 7vw, 100px) clamp(22px, 5vw, 78px) 28px;
  background: var(--paper-bright);
}

.boundary-plate {
  position: relative;
  min-height: clamp(410px, 38vw, 570px);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.boundary-domains {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.boundary-domains > div {
  min-width: 0;
  min-height: 164px;
  padding: 16px 14px 20px;
  border-left: 1px solid var(--hairline-light);
}

.boundary-domains > div:first-child {
  border-left: 0;
}

.boundary-domains span,
.boundary-domains strong,
.boundary-domains small {
  display: block;
}

.boundary-domains span {
  color: var(--clay-dark);
  font: 900 0.64rem/1 var(--mono);
}

.boundary-domains strong {
  margin-top: 34px;
  font-family: var(--display);
  font-size: clamp(1.2rem, 1.8vw, 2.15rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}

.boundary-domains small {
  margin-top: 13px;
  color: var(--mineral);
  font-size: 0.68rem;
  line-height: 1.4;
}

.boundary-routes {
  display: grid;
  gap: 32px;
  padding: clamp(38px, 5vw, 68px) 0 42px;
}

.boundary-routes > div {
  display: grid;
  grid-template-columns: minmax(155px, 1.15fr) repeat(5, minmax(36px, 1fr));
  align-items: center;
  min-width: 0;
}

.boundary-routes span {
  padding-right: 18px;
  color: var(--graphite);
  font: 800 0.61rem/1.35 var(--mono);
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.boundary-routes i {
  position: relative;
  display: block;
  height: 20px;
  border-top: 2px solid var(--ink);
}

.boundary-routes i::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--paper-bright);
  border: 2px solid var(--ink);
}

.boundary-routes [data-boundary-path="remote"] i {
  border-top-color: var(--clay-dark);
}

.boundary-routes [data-boundary-path="remote"] i::before {
  border-color: var(--clay-dark);
}

.boundary-routes [data-boundary-path="unknown"] i {
  border-top-style: dotted;
}

.boundary-routes [data-boundary-path="unknown"] i::before {
  background: transparent;
  border-style: dashed;
}

.boundary-routes .route-stop {
  border-top: 0;
}

.boundary-routes .route-stop::before {
  top: -9px;
  width: 14px;
  height: 14px;
  background: var(--ink);
}

.boundary-routes .route-stop::after {
  content: "TASK BOUNDARY";
  position: absolute;
  top: 12px;
  left: 0;
  color: var(--mineral);
  font: 800 0.52rem/1.2 var(--mono);
  letter-spacing: 0.04em;
}

.boundary-cut {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  left: 60%;
  width: 3px;
  background: var(--clay);
}

.boundary-cut span {
  position: absolute;
  top: 14px;
  left: 11px;
  width: max-content;
  color: var(--clay-dark);
  font: 900 0.58rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.boundary-figure figcaption {
  max-width: 76ch;
  margin: 18px 0 0;
  color: var(--mineral);
  font-size: 0.76rem;
  line-height: 1.5;
}

.boundary-ledger {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink);
  list-style: none;
}

.boundary-ledger > li {
  min-width: 0;
  border-left: 1px solid var(--ink);
}

.boundary-ledger > li:first-child {
  border-left: 0;
}

.boundary-ledger article {
  min-height: 100%;
  padding: clamp(28px, 4vw, 54px);
}

.boundary-ledger h3 {
  max-width: 24ch;
  margin: 28px 0 24px;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.boundary-ledger article > p:not(.eyebrow) {
  font-size: 0.9rem;
}

.boundary-ledger dl {
  margin: 34px 0 0;
  border-top: 1px solid var(--hairline-light);
}

.boundary-ledger dl div {
  padding: 16px 0;
  border-bottom: 1px solid var(--hairline-light);
}

.boundary-ledger dt {
  margin-bottom: 7px;
  color: var(--mineral);
  font: 800 0.61rem/1.35 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.boundary-ledger dd {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
}

.boundary-ledger article > div:last-child {
  display: grid;
  margin-top: 26px;
}

.boundary-ledger a {
  display: flex;
  min-height: 44px;
  align-items: center;
  border-top: 1px solid var(--hairline-light);
  font: 800 0.64rem/1.35 var(--mono);
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.boundary-instrument[data-boundary-view="local"] [data-boundary-card="local"],
.boundary-instrument[data-boundary-view="remote"] [data-boundary-card="remote"],
.boundary-instrument[data-boundary-view="unknown"] [data-boundary-card="unknown"] {
  box-shadow: inset 0 6px 0 var(--clay);
}

.boundary-instrument[data-boundary-view="local"] [data-boundary-path="local"] span,
.boundary-instrument[data-boundary-view="remote"] [data-boundary-path="remote"] span,
.boundary-instrument[data-boundary-view="unknown"] [data-boundary-path="unknown"] span {
  color: var(--clay-dark);
}

.boundary-instrument[data-boundary-view="local"] [data-boundary-path="local"] i::before,
.boundary-instrument[data-boundary-view="remote"] [data-boundary-path="remote"] i::before,
.boundary-instrument[data-boundary-view="unknown"] [data-boundary-path="unknown"] i::before {
  background: var(--clay);
  border-color: var(--black);
}

.boundary-instrument[data-boundary-network="disconnected"] [data-network-dependency="required"] {
  border-top-color: transparent;
}

.boundary-instrument[data-boundary-network="disconnected"] [data-network-dependency="required"]::before {
  top: -10px;
  width: 18px;
  height: 18px;
  background: var(--clay);
  border-color: var(--black);
}

.boundary-instrument[data-boundary-network="disconnected"] [data-network-dependency="required"]::after {
  content: "×";
  position: absolute;
  z-index: 2;
  top: -12px;
  left: 4px;
  color: var(--black);
  font: 900 1rem/1 var(--mono);
}

.boundary-evidence-limit {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 7vw, 120px);
  padding: clamp(36px, 5vw, 68px);
  border-top: 2px solid var(--ink);
  background: var(--ink);
  color: var(--chalk);
}

.boundary-evidence-limit p {
  margin: 0;
}

.boundary-evidence-limit p:first-child {
  font-family: var(--display);
  font-size: clamp(1.3rem, 2.2vw, 2.4rem);
  line-height: 1.3;
}

.boundary-evidence-limit p:last-child {
  color: var(--fog);
  font-size: 0.9rem;
}

.residue-exhibit {
  background: var(--black);
  color: var(--chalk);
}

.residue-plate {
  margin-top: 40px;
  border: 1px solid var(--hairline-dark);
  background: var(--ink);
}

.residue-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  border-bottom: 1px solid var(--hairline-dark);
}

.residue-request {
  display: flex;
  min-height: 64px;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0;
  padding: 14px 20px;
  font-family: var(--display);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
}

.residue-request span,
.residue-request small {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.4;
  text-transform: uppercase;
}

.residue-request span {
  color: var(--clay-bright);
}

.residue-request small {
  flex-basis: 100%;
  color: var(--ash);
}

.residue-controls {
  display: flex;
  border-left: 1px solid var(--hairline-dark);
}

.residue-controls button {
  min-width: 150px;
  min-height: 64px;
  padding: 10px 16px;
  border: 0;
  border-left: 1px solid var(--hairline-dark);
  background: transparent;
  color: var(--chalk);
  cursor: pointer;
  font: 800 0.64rem/1.3 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.residue-controls button:first-child {
  border-left: 0;
}

.residue-controls button[aria-pressed="true"] {
  background: var(--chalk);
  color: var(--black);
  box-shadow: inset 0 -5px 0 var(--clay);
}

.residue-live {
  margin: 0;
  padding: 13px 20px;
  border-bottom: 1px solid var(--hairline-dark);
  color: var(--fog);
  font: 700 0.64rem/1.45 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.residue-diagram {
  margin: 0;
  padding: clamp(42px, 6vw, 88px) clamp(20px, 4vw, 62px) clamp(48px, 7vw, 100px);
}

.residue-diagram > figcaption {
  max-width: 70ch;
  margin: 0 0 clamp(48px, 7vw, 96px);
  color: var(--ash);
  font-size: 0.78rem;
  line-height: 1.5;
}

.residue-register {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--chalk);
  border-bottom: 1px solid var(--hairline-dark);
  list-style: none;
}

.residue-register > li {
  position: relative;
  min-width: 0;
  min-height: 390px;
  padding: 28px 18px 24px;
  border-left: 1px solid var(--hairline-dark);
}

.residue-register > li:first-child {
  border-left: 0;
}

.residue-register > li::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 17px;
  width: 13px;
  height: 13px;
  background: var(--ink);
  border: 2px solid var(--chalk);
}

.residue-register > li[data-residue-object="model-influence"]::before {
  background: transparent;
  border-style: dashed;
}

.residue-register > li[data-residue-object="audit-entry"]::before,
.residue-register > li[data-residue-object="deletion-receipt"]::before {
  border-color: var(--clay-bright);
}

.residue-ordinal,
.residue-register h3,
.residue-register strong,
.residue-register p,
.residue-register small {
  display: block;
}

.residue-ordinal {
  min-height: 44px;
  color: var(--ash);
  font: 800 0.58rem/1.4 var(--mono);
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.residue-register h3 {
  min-height: 2.5em;
  margin: 28px 0 18px;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.residue-register strong {
  min-height: 4.4em;
  font-size: 0.82rem;
  line-height: 1.45;
}

.residue-register p {
  margin: 24px 0 0;
  color: var(--fog);
  font-size: 0.76rem;
  line-height: 1.5;
}

.residue-register small {
  margin-top: 28px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline-dark);
  color: var(--clay-bright);
  font: 800 0.56rem/1.4 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.residue-register > [data-residue-object="raw-event"] {
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
}

.residue-register > [data-residue-object="raw-event"]::before {
  z-index: 3;
  background: var(--clay);
  border-color: var(--black);
}

.residue-register > [data-residue-object="raw-event"]::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 18px;
  border-top: 5px solid var(--clay);
  border-bottom: 5px solid var(--clay);
  border-left: 5px solid var(--clay);
  opacity: 0;
  pointer-events: none;
}

.residue-register > [data-residue-object="raw-event"] > * {
  position: relative;
  z-index: 2;
}

.residue-register > [data-residue-object="raw-event"] p {
  color: var(--graphite);
}

.residue-register > [data-residue-object="raw-event"] small {
  color: var(--clay-dark);
  border-color: var(--hairline-light);
}

.residue-exhibit:not(.is-enhanced) [data-residue-object="raw-event"]::after,
.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"]::after {
  opacity: 0.72;
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] {
  border-left: 6px solid var(--clay);
}

@media (min-width: 1181px) {
  .residue-register {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(205px, auto));
  }

  .residue-register > li {
    min-height: 0;
  }

  .residue-register > [data-residue-object="raw-event"] {
    grid-column: 1 / 5;
    grid-row: 1 / 4;
    padding: clamp(34px, 4vw, 62px);
  }

  .residue-register > [data-residue-object="raw-event"] h3 {
    min-height: 0;
    margin-top: 32px;
  }

  .residue-register > [data-residue-object="raw-event"] strong {
    min-height: 0;
    margin-top: 32px;
    font-size: 1rem;
  }

  .residue-register > [data-residue-object="derived-preference"] {
    grid-column: 5 / 9;
    grid-row: 1;
  }

  .residue-register > [data-residue-object="profile-association"] {
    grid-column: 5 / 9;
    grid-row: 2;
  }

  .residue-register > [data-residue-object="model-influence"] {
    grid-column: 5 / 9;
    grid-row: 3;
  }

  .residue-register > [data-residue-object="audit-entry"] {
    grid-column: 9 / 13;
    grid-row: 1;
  }

  .residue-register > [data-residue-object="deletion-receipt"] {
    grid-column: 9 / 13;
    grid-row: 2 / 4;
  }

  .residue-register > [data-residue-object="derived-preference"],
  .residue-register > [data-residue-object="profile-association"],
  .residue-register > [data-residue-object="model-influence"],
  .residue-register > [data-residue-object="audit-entry"],
  .residue-register > [data-residue-object="deletion-receipt"] {
    padding: 24px clamp(22px, 2.2vw, 40px) 28px;
  }

  .residue-register > [data-residue-object="profile-association"],
  .residue-register > [data-residue-object="model-influence"],
  .residue-register > [data-residue-object="deletion-receipt"] {
    border-top: 1px solid var(--hairline-dark);
  }

  .residue-register > [data-residue-object="derived-preference"] h3,
  .residue-register > [data-residue-object="profile-association"] h3,
  .residue-register > [data-residue-object="model-influence"] h3,
  .residue-register > [data-residue-object="audit-entry"] h3 {
    min-height: 0;
    margin-top: 32px;
  }

  .residue-register > [data-residue-object="derived-preference"] strong,
  .residue-register > [data-residue-object="profile-association"] strong,
  .residue-register > [data-residue-object="model-influence"] strong,
  .residue-register > [data-residue-object="audit-entry"] strong {
    min-height: 0;
  }
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"],
.residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] {
  background: var(--chalk);
  color: var(--black);
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"]::before,
.residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"]::before {
  background: var(--clay);
  border-color: var(--black);
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"] p,
.residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] p {
  color: var(--graphite);
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"] small,
.residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] small {
  color: var(--clay-dark);
  border-color: var(--hairline-light);
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"] strong {
  text-decoration: underline;
  text-decoration-color: var(--clay-dark);
  text-decoration-thickness: 3px;
  text-underline-offset: 0.35em;
}

.residue-exhibit[data-residue-state="traced"] [data-residue-object="derived-preference"],
.residue-exhibit[data-residue-state="traced"] [data-residue-object="profile-association"],
.residue-exhibit[data-residue-state="traced"] [data-residue-object="model-influence"] {
  border-top: 4px dotted var(--ash);
}

.residue-unknown {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(240px, 2fr) minmax(250px, 2fr);
  gap: 24px clamp(30px, 6vw, 90px);
  margin-top: clamp(48px, 7vw, 94px);
  padding: 28px 0;
  border-top: 2px dashed var(--ash);
  border-bottom: 1px dashed var(--ash);
}

.residue-unknown h3 {
  margin: 0;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.residue-unknown ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.residue-unknown li {
  padding: 10px 0;
  border-top: 1px solid var(--hairline-dark);
  font: 800 0.66rem/1.4 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.residue-unknown > p:last-child {
  margin: 0;
  color: var(--fog);
  font-size: 0.86rem;
}

.residue-evidence-boundary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px clamp(38px, 7vw, 120px);
  padding: clamp(38px, 6vw, 78px);
  border-top: 5px solid var(--clay);
  background: var(--graphite);
}

.residue-evidence-boundary p {
  margin: 0;
}

.residue-evidence-boundary > p:first-child {
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.2vw, 2.5rem);
  line-height: 1.3;
}

.residue-evidence-boundary > p:nth-child(2) {
  color: var(--fog);
  font-size: 0.88rem;
}

.residue-evidence-boundary > div {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline-dark);
}

.residue-evidence-boundary a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font: 800 0.65rem/1.35 var(--mono);
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.residue-evidence-boundary > small {
  grid-column: 1 / -1;
  color: var(--ash);
  font-size: 0.7rem;
  line-height: 1.5;
}

.time-spine-register {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(34px, 5vw, 70px);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.time-spine-register > div {
  min-width: 0;
  min-height: 220px;
  padding: 22px clamp(18px, 3vw, 42px) 28px;
  border-left: 1px solid var(--hairline-light);
}

.time-spine-register > div:first-child {
  border-left: 0;
}

.time-spine-register > div > span,
.time-spine-register > div > strong,
.time-spine-register > div > p {
  display: block;
}

.time-spine-register > div > span {
  color: var(--mineral);
  font: 900 0.62rem/1.4 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.time-spine-register > div > strong {
  max-width: 20ch;
  margin-top: 42px;
  font-family: var(--display);
  font-size: clamp(1.35rem, 2vw, 2.25rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.04;
}

.time-spine-register > div > p {
  max-width: 48ch;
  margin: 20px 0 0;
  font-size: 0.78rem;
  line-height: 1.5;
}

.time-spine-register__now {
  background: var(--ink);
  color: var(--chalk);
  box-shadow: inset 0 6px 0 var(--clay);
}

.time-spine-register__now > span,
.time-spine-register__now > p {
  color: var(--ash);
}

.time-spine-register > h3,
.time-spine-register > p {
  max-width: 70ch;
}

.time-spine-register > h3 {
  margin: 0;
  padding: 24px 0 18px;
  font: 600 clamp(1.5rem, 2.1vw, 1.75rem)/1.15 var(--sans);
  letter-spacing: -0.02em;
}

.time-spine-register > p {
  margin: 0 0 24px;
  color: var(--mineral);
}

.time-spine-register table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.time-spine-register th,
.time-spine-register td {
  padding: 14px 18px 16px 0;
  border-top: 1px solid var(--hairline-light);
  text-align: left;
  vertical-align: top;
}

.time-spine-register th {
  font: 800 0.62rem/1.4 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.time-spine-register td {
  font-size: 0.84rem;
  line-height: 1.5;
}

.time-spine-register ol,
.time-spine-register ul {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.time-spine-register li {
  min-height: 170px;
  padding: 20px;
  border-top: 1px solid var(--hairline-light);
  border-left: 1px solid var(--hairline-light);
}

.time-spine-register li:first-child {
  border-left: 0;
}

.comparison-state-note {
  display: flex;
  min-height: 48px;
  align-items: center;
  margin: 0;
  padding: 10px 16px;
  border-top: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
  color: var(--graphite);
  font: 800 0.66rem/1.4 var(--mono);
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.comparison-controls button:focus-visible {
  outline: 3px solid var(--clay-dark);
  outline-offset: -4px;
}

.comparison-shutter {
  position: relative;
  isolation: isolate;
}

.comparison-shutter::before {
  content: "";
  position: absolute;
  z-index: 3;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--clay);
  transform: translateX(-1px);
  pointer-events: none;
}

.comparison-shutter[data-mode="difference"] .comparison-panel:first-child {
  opacity: 1;
  box-shadow: inset -8px 0 0 var(--clay);
}

.comparison-shutter[data-mode="difference"] .comparison-panel:last-child {
  box-shadow: inset 8px 0 0 var(--clay);
}

.comparison-shutter[data-mode="difference"] .comparison-table tr {
  border-top: 1px solid transparent;
}

@media (max-width: 1180px) {
  .shared-room-toolbar,
  .boundary-toolbar {
    grid-template-columns: 1fr;
  }

  .shared-room-controls,
  .boundary-view-controls,
  .boundary-test-controls {
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

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

  .shared-branches li:nth-child(3),
  .shared-branches li:nth-child(4) {
    border-top: 1px solid var(--hairline-dark);
  }

  .shared-branches li:nth-child(3) {
    border-left: 0;
  }

  .boundary-view-controls,
  .boundary-test-controls {
    display: grid;
  }

  .boundary-view-controls {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .boundary-test-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .boundary-test-controls button {
    border-top: 1px solid var(--hairline-light);
  }

  .boundary-ledger {
    grid-template-columns: 1fr;
  }

  .boundary-ledger > li,
  .boundary-ledger > li:first-child {
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .boundary-ledger > li:first-child {
    border-top: 0;
  }

  .boundary-ledger article {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(0, 2fr);
    gap: 0 clamp(34px, 6vw, 90px);
  }

  .boundary-ledger h3 {
    grid-column: 1;
  }

  .boundary-ledger article > p:not(.eyebrow),
  .boundary-ledger dl,
  .boundary-ledger article > div:last-child {
    grid-column: 2;
  }

  .boundary-ledger article > p:not(.eyebrow) {
    grid-row: 1 / span 2;
    margin-top: 0;
  }

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

  .residue-register > li {
    border-top: 1px solid var(--hairline-dark);
  }

  .residue-register > li:nth-child(3n + 1) {
    border-left: 0;
  }

  .residue-unknown {
    grid-template-columns: 1fr 2fr;
  }

  .residue-unknown > p:last-child {
    grid-column: 2;
  }
}

@media (max-width: 860px) {
  .shared-room-intro,
  .boundary-intro,
  .residue-intro {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .shared-room-intro > div,
  .boundary-intro > div,
  .residue-intro > div {
    grid-column: 1;
  }

  .shared-room-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .shared-room-controls button:nth-child(n + 4) {
    border-top: 1px solid var(--hairline-light);
  }

  .shared-condition-panel {
    grid-template-columns: 1fr;
  }

  .shared-condition-panel::before {
    display: none;
  }

  .shared-person {
    min-height: 360px;
  }

  .shared-person--present {
    border-top: 5px solid var(--clay);
  }

  .shared-decision-seam {
    grid-column: 1;
  }

  .shared-room-boundary,
  .boundary-evidence-limit,
  .residue-evidence-boundary {
    grid-template-columns: 1fr;
  }

  .shared-room-boundary > div,
  .residue-evidence-boundary > div,
  .residue-evidence-boundary > small {
    grid-column: 1;
  }

  .shared-table-wrap table,
  .shared-table-wrap tbody,
  .shared-table-wrap tr,
  .shared-table-wrap th,
  .shared-table-wrap td {
    display: block;
    width: 100%;
  }

  .shared-table-wrap thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .shared-table-wrap tr {
    padding: 18px 0 24px;
    border-top: 2px solid var(--ink);
  }

  .shared-table-wrap th,
  .shared-table-wrap td {
    display: grid;
    grid-template-columns: minmax(110px, 0.8fr) minmax(0, 2fr);
    gap: 20px;
    padding: 10px 0;
    border-top: 1px solid var(--hairline-light);
  }

  .shared-table-wrap tbody th::before,
  .shared-table-wrap td::before {
    color: var(--mineral);
    font: 800 0.58rem/1.4 var(--mono);
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .shared-table-wrap tbody th::before { content: "Condition"; }
  .shared-table-wrap td:nth-child(2)::before { content: "People + inputs"; }
  .shared-table-wrap td:nth-child(3)::before { content: "Authority"; }
  .shared-table-wrap td:nth-child(4)::before { content: "If it acts"; }
  .shared-table-wrap td:nth-child(5)::before { content: "Override"; }
  .shared-table-wrap td:nth-child(6)::before { content: "Unresolved"; }

  .boundary-domains strong {
    font-size: 1.15rem;
  }

  .boundary-routes > div {
    grid-template-columns: minmax(132px, 1fr) repeat(5, minmax(28px, 1fr));
  }

  .boundary-ledger article {
    display: block;
  }

  .boundary-ledger h3 {
    margin-top: 28px;
  }

  .residue-toolbar {
    grid-template-columns: 1fr;
  }

  .residue-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--hairline-dark);
    border-left: 0;
  }

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

  .residue-register > li:nth-child(3n + 1) {
    border-left: 1px solid var(--hairline-dark);
  }

  .residue-register > li:nth-child(2n + 1) {
    border-left: 0;
  }

  .residue-unknown {
    grid-template-columns: 1fr;
  }

  .residue-unknown > p:last-child {
    grid-column: 1;
  }

  .time-spine-register ol,
  .time-spine-register ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .time-spine-register {
    grid-template-columns: 1fr;
  }

  .time-spine-register > div,
  .time-spine-register > div:first-child {
    min-height: 0;
    border-top: 1px solid var(--hairline-light);
    border-left: 0;
  }

  .time-spine-register > div:first-child {
    border-top: 0;
  }
}

@media (max-width: 620px) {
  .shared-room-exhibit,
  .boundary-exhibit,
  .residue-exhibit {
    padding: 48px 0;
  }

  .shared-room-study,
  .boundary-instrument,
  .residue-plate {
    margin-top: 32px;
  }

  .shared-room-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .shared-room-controls button:nth-child(n + 3) {
    border-top: 1px solid var(--hairline-light);
  }

  .shared-room-controls button:nth-child(odd) {
    border-left: 0;
  }

  .shared-person {
    min-height: 0;
    padding: 34px 20px 46px;
  }

  .shared-person .eyebrow {
    margin-bottom: 74px;
  }

  .shared-person dl {
    grid-template-columns: 1fr;
    margin-top: 58px;
  }

  .shared-presence-mark {
    top: 76px;
    right: 28px;
  }

  .shared-person--present .shared-presence-mark {
    right: 28px;
    left: auto;
  }

  .shared-decision-seam,
  .shared-room-register,
  .shared-room-boundary,
  .boundary-evidence-limit,
  .residue-evidence-boundary {
    padding: 30px 20px 38px;
  }

  .shared-branches {
    grid-template-columns: 1fr;
  }

  .shared-branches li,
  .shared-branches li:first-child,
  .shared-branches li:nth-child(3) {
    min-height: 0;
    padding: 18px 0 22px;
    border-top: 1px solid var(--hairline-dark);
    border-left: 0;
  }

  .shared-branches span {
    margin-top: 25px;
  }

  .shared-question {
    text-align: left;
  }

  .shared-table-wrap th,
  .shared-table-wrap td {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .shared-room-boundary > div,
  .residue-evidence-boundary > div {
    display: grid;
    gap: 0;
  }

  .boundary-view-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .boundary-view-controls button:nth-child(n + 3) {
    border-top: 1px solid var(--hairline-light);
  }

  .boundary-figure {
    padding: 34px 18px 24px;
  }

  .boundary-plate {
    min-height: 0;
  }

  .boundary-domains {
    grid-template-columns: 1fr;
  }

  .boundary-domains > div {
    min-height: 0;
    padding: 13px 12px 16px;
    border-top: 1px solid var(--hairline-light);
    border-left: 0;
  }

  .boundary-domains > div:first-child {
    border-top: 0;
  }

  .boundary-domains strong {
    margin-top: 12px;
  }

  .boundary-domains [data-boundary-zone="account"] {
    position: relative;
    margin-bottom: 28px;
    border-bottom: 3px solid var(--clay);
  }

  .boundary-domains [data-boundary-zone="account"]::after {
    content: "Network edge";
    position: absolute;
    bottom: -21px;
    left: 0;
    color: var(--clay-dark);
    font: 900 0.54rem/1 var(--mono);
    letter-spacing: 0.07em;
    text-transform: uppercase;
  }

  .boundary-cut {
    display: none;
  }

  .boundary-routes {
    gap: 44px;
  }

  .boundary-routes > div {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .boundary-routes span {
    grid-column: 1 / -1;
    margin-bottom: 9px;
  }

  .boundary-routes .route-stop::after {
    display: none;
  }

  .boundary-ledger article {
    padding: 30px 20px 40px;
  }

  .residue-request {
    display: block;
  }

  .residue-request span,
  .residue-request small {
    margin: 0 0 10px;
  }

  .residue-controls button {
    min-width: 0;
  }

  .residue-live {
    padding: 13px 16px;
  }

  .residue-diagram {
    padding: 34px 18px 56px;
  }

  .residue-register {
    grid-template-columns: 1fr;
  }

  .residue-register > li,
  .residue-register > li:nth-child(2n + 1),
  .residue-register > li:nth-child(3n + 1) {
    min-height: 0;
    padding: 28px 16px 34px;
    border-top: 1px solid var(--hairline-dark);
    border-left: 0;
  }

  .residue-register h3,
  .residue-register strong {
    min-height: 0;
  }

  .residue-register h3 {
    margin-top: 36px;
  }

  .time-spine-register ol,
  .time-spine-register ul {
    grid-template-columns: 1fr;
  }

  .time-spine-register li {
    min-height: 0;
    border-left: 0;
  }

  .time-spine-register > div {
    padding: 22px 16px 28px;
  }

  .time-spine-register > div > strong {
    margin-top: 28px;
  }

  .time-spine-register table,
  .time-spine-register tbody,
  .time-spine-register tr,
  .time-spine-register th,
  .time-spine-register td {
    display: block;
    width: 100%;
  }

  .comparison-shutter::before {
    top: 50%;
    right: 0;
    bottom: auto;
    left: 0;
    width: auto;
    height: 2px;
    transform: translateY(-1px);
  }

  .comparison-shutter[data-mode="difference"] .comparison-panel:first-child {
    box-shadow: inset 0 -8px 0 var(--clay);
  }

  .comparison-shutter[data-mode="difference"] .comparison-panel:last-child {
    box-shadow: inset 0 8px 0 var(--clay);
  }
}

@media (prefers-reduced-motion: reduce) {
  .shared-room-exhibit *,
  .boundary-exhibit *,
  .residue-exhibit *,
  .comparison-shutter,
  .comparison-shutter * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .shared-room-study,
  .boundary-instrument,
  .residue-plate,
  .shared-person,
  .shared-decision-seam,
  .shared-room-boundary,
  .boundary-evidence-limit,
  .residue-evidence-boundary,
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"],
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] {
    background: Canvas;
    color: CanvasText;
  }

  .time-spine-register__now {
    background: Canvas;
    color: CanvasText;
    border: 3px solid Highlight;
    box-shadow: none;
  }

  .shared-room-controls button[aria-pressed="true"],
  .boundary-view-controls button[aria-pressed="true"],
  .boundary-test-controls button[aria-pressed="true"],
  .residue-controls button[aria-pressed="true"],
  .comparison-controls button:focus-visible {
    outline: 3px solid Highlight;
    outline-offset: -4px;
    background: Canvas;
    color: CanvasText;
    box-shadow: none;
  }

  .shared-condition-panel::before,
  .boundary-cut,
  .comparison-shutter::before {
    border-color: Highlight;
    background: Highlight;
  }

  .shared-decision-seam,
  .residue-evidence-boundary {
    border-color: Highlight;
    background: Canvas;
    color: CanvasText;
  }

  .shared-presence-mark,
  .boundary-routes i,
  .boundary-routes i::before,
  .residue-register > li::before {
    forced-color-adjust: none;
    border-color: CanvasText;
    background: Canvas;
    color: CanvasText;
  }

  .boundary-instrument[data-boundary-network="disconnected"] [data-network-dependency="required"]::before,
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"]::before,
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"]::before {
    background: Highlight;
    border-color: HighlightText;
  }

}

@media print {
  .shared-room-exhibit,
  .boundary-exhibit,
  .residue-exhibit,
  .shared-person,
  .shared-decision-seam,
  .shared-room-boundary,
  .boundary-evidence-limit,
  .residue-evidence-boundary,
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="raw-event"],
  .residue-exhibit[data-residue-state="traced"] [data-residue-object="deletion-receipt"] {
    background: #fff;
    color: #000;
  }

  .time-spine-register__now {
    background: #fff;
    color: #000;
    box-shadow: inset 0 5px 0 #000;
  }

  .shared-room-exhibit,
  .boundary-exhibit,
  .residue-exhibit {
    padding: 40px 0;
  }

  .shared-room-toolbar,
  .boundary-toolbar,
  .residue-toolbar,
  .residue-live,
  .comparison-controls,
  .comparison-state-note {
    display: none;
  }

  .shared-condition-panel[hidden] {
    display: grid !important;
  }

  .shared-condition-panel,
  .boundary-figure,
  .boundary-ledger > li,
  .residue-register > li,
  .residue-unknown,
  .shared-room-register,
  .shared-room-boundary,
  .boundary-evidence-limit,
  .residue-evidence-boundary,
  .time-spine-register,
  .comparison-panel {
    break-inside: avoid;
  }

  .boundary-instrument [data-boundary-path],
  .boundary-instrument [data-boundary-card] {
    opacity: 1 !important;
  }

  .shared-person--arriving .eyebrow,
  .shared-person--arriving dt,
  .shared-branches small,
  .residue-intro .section-index,
  .residue-intro > div > p:last-child,
  .residue-register p,
  .residue-unknown > p:last-child,
  .residue-evidence-boundary > p:nth-child(2),
  .residue-evidence-boundary > small {
    color: #222;
  }

  a {
    color: #000;
  }
}