:root {
  color-scheme: dark;
  font-family: "Avenir Next", Avenir, "SF Pro Display", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  --canvas: #303236;
  --chrome: #24262a;
  --panel: #2b2d32;
  --ink: #f2f3f5;
  --ink-soft: #d7d9de;
  --ink-muted: #aeb3bd;
  --ink-faint: #9298a2;
  --line: rgb(255 255 255 / 16%);
  --line-soft: rgb(255 255 255 / 10%);
  --glass: #292b30;
  --warm: #f0aa58;
  --sage: #96d2a9;
  --warning: #e1c387;
  --error: #f29c91;
  --axis-x: #ca938a;
  --axis-y: #92af98;
  --axis-z: #95a5c6;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 360px;
  height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  background: var(--canvas);
  color: var(--ink);
  font-size: 13px;
}

button,
summary,
input {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: default;
  opacity: 0.72;
}

button:focus-visible,
summary:focus-visible,
canvas:focus-visible,
a:focus-visible {
  outline: 2px solid var(--warm);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 9;
  top: -60px;
  left: 18px;
  border-radius: 6px;
  padding: 9px 12px;
  background: var(--warm);
  color: var(--canvas);
  text-decoration: none;
}

.skip-link:focus {
  top: 18px;
}

.gallery-shell {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  isolation: isolate;
}

.viewport-stage {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  background: #0a0b0d;
}

#studio-canvas,
.viewport-stage > canvas {
  position: relative;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.viewport-stage[data-owner-transition="true"] > canvas,
.viewport-stage[data-owner-transition="true"] .viewport-guides,
.viewport-stage[data-owner-transition="true"] .presentation-signal {
  visibility: hidden;
}

.viewport-guides {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  opacity: 0;
  mix-blend-mode: screen;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.viewport-stage[data-ready="true"] .viewport-guides,
.viewport-stage.is-ready .viewport-guides {
  opacity: 1;
}

.viewport-backdrop {
  mix-blend-mode: screen;
}

.viewport-grid-line,
.viewport-grid-major,
.viewport-axis-x,
.viewport-axis-depth {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.viewport-grid-line {
  stroke: rgb(255 255 255 / 11%);
  stroke-width: 1;
}

.viewport-grid-major {
  stroke: rgb(255 255 255 / 17%);
  stroke-width: 1;
}

.viewport-axis-x {
  stroke: rgb(220 94 98 / 70%);
  stroke-width: 1.3;
}

.viewport-axis-depth {
  stroke: rgb(116 176 112 / 70%);
  stroke-width: 1.3;
}

.viewport-grid-perspective {
  transform: translate(
      var(--viewport-grid-offset-x, 0px),
      var(--viewport-grid-offset-y, 0px)
    )
    skewX(var(--viewport-grid-orbit, 0deg))
    scaleY(var(--viewport-grid-tilt, 1));
  transform-origin: 50% 35%;
}

.viewport-grid-orthographic {
  opacity: 0;
  transform: translate(
    var(--viewport-grid-offset-x, 0px),
    var(--viewport-grid-offset-y, 0px)
  );
}

.viewport-stage[data-grid-projection="world"] .viewport-grid-perspective,
.viewport-stage[data-grid-projection="world"] .viewport-grid-orthographic {
  transform: none;
}

.viewport-stage[data-grid-view="top"] .viewport-grid-perspective,
.viewport-stage[data-grid-view="front"] .viewport-grid-perspective,
.viewport-stage[data-grid-view="right"] .viewport-grid-perspective,
.gallery-shell:has(.camera-button[data-action="camera-top"][aria-pressed="true"])
  .viewport-grid-perspective,
.gallery-shell:has(.camera-button[data-action="camera-front"][aria-pressed="true"])
  .viewport-grid-perspective {
  opacity: 0;
}

.viewport-stage[data-grid-view="top"] .viewport-grid-orthographic,
.viewport-stage[data-grid-view="front"] .viewport-grid-orthographic,
.viewport-stage[data-grid-view="right"] .viewport-grid-orthographic,
.gallery-shell:has(.camera-button[data-action="camera-top"][aria-pressed="true"])
  .viewport-grid-orthographic,
.gallery-shell:has(.camera-button[data-action="camera-front"][aria-pressed="true"])
  .viewport-grid-orthographic {
  opacity: 1;
}

.viewport-stage[data-grid-view="front"] .viewport-grid-orthographic .viewport-axis-depth,
.viewport-stage[data-grid-view="right"] .viewport-grid-orthographic .viewport-axis-depth,
.gallery-shell:has(.camera-button[data-action="camera-front"][aria-pressed="true"])
  .viewport-grid-orthographic .viewport-axis-depth {
  stroke: rgb(117 150 209 / 70%);
}

.presentation-signal {
  position: absolute;
  z-index: 1;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 140ms ease;
}

.presentation-signal[data-active="true"] {
  opacity: 1;
  box-shadow: inset 0 0 95px rgb(205 180 143 / 5%);
}

.presentation-signal[data-active="true"][data-kind="surface"] {
  box-shadow: inset 0 0 105px rgb(150 166 190 / 6%);
}

.viewport-startup {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.viewport-stage[data-ready="true"] .viewport-startup,
.viewport-stage.is-ready .viewport-startup,
.viewport-startup[aria-hidden="true"] {
  opacity: 0;
}

.startup-ring {
  width: 26px;
  height: 26px;
  margin-bottom: 8px;
  border: 1px solid rgb(229 173 125 / 24%);
  border-top-color: var(--warm);
  border-radius: 50%;
  animation: gallery-load 1.2s linear infinite;
}

.startup-title {
  color: var(--ink-soft);
  font-size: 12px;
}

.startup-message {
  color: var(--ink-muted);
  font-size: 10px;
}

.startup-message[data-state="error"],
.startup-message[data-state="unsupported"] {
  max-width: 32ch;
  color: var(--error);
  text-align: center;
}

.gallery-topbar {
  position: absolute;
  z-index: 2;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  min-width: 0;
  min-height: calc(50px + env(safe-area-inset-top));
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid rgb(0 0 0 / 45%);
  padding: env(safe-area-inset-top) max(18px, env(safe-area-inset-right)) 0
    max(18px, env(safe-area-inset-left));
  background: var(--chrome);
}

.gallery-identity,
.gallery-title,
.gallery-statuses,
.status-indicator,
.gallery-camera,
.details-summary,
.agent-strip,
.details-metadata,
.details-downloads {
  display: flex;
  align-items: center;
}

.gallery-identity {
  flex: 1 1 0%;
  min-width: 0;
  gap: 11px;
  overflow: hidden;
}

.brand-mark {
  display: grid;
  width: 27px;
  height: 27px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgb(240 170 88 / 55%);
  border-radius: 7px;
  color: var(--warm);
}

.brand-mark > svg {
  display: block;
  width: 20px;
  height: 20px;
}

.gallery-title {
  flex: 1 1 auto;
  min-width: 0;
  gap: 9px;
  overflow: hidden;
  white-space: nowrap;
}

.brand-name {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  font-size: 12px;
  font-weight: 590;
  letter-spacing: 0.015em;
  text-overflow: ellipsis;
}

.asset-title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  color: var(--ink-muted);
  font-size: 12px;
  text-overflow: ellipsis;
}

.project-title {
  flex: 0 1 auto;
  min-width: 0;
  max-width: 20ch;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 12px;
  text-overflow: ellipsis;
}

.project-title::before {
  margin-right: 9px;
  color: var(--ink-faint);
  content: "/";
}

.project-action-button,
.project-saving-status {
  min-height: 30px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0 10px;
  background: var(--panel);
  color: var(--ink-soft);
  font-size: 12px;
  white-space: nowrap;
}

.project-action-button:hover:not(:disabled),
.project-saving-status:hover:not(:disabled) {
  border-color: rgb(255 255 255 / 17%);
  background: #363940;
  color: var(--ink);
}

.project-action-button[data-action="project-open-dialog"] {
  border-color: rgb(240 170 88 / 45%);
  background: rgb(240 170 88 / 12%);
  color: var(--warm);
}

.project-saving-status[data-state="saved"],
.project-saving-status[data-state="enabled"] {
  color: var(--sage);
}

.project-saving-status[data-state="error"] {
  color: var(--error);
}

.project-saving-status[data-state="readonly"],
.project-saving-status[data-state="acquiring"] {
  border-color: rgb(240 170 88 / 38%);
  background: rgb(240 170 88 / 10%);
  color: var(--warm);
}

.project-dialog {
  position: absolute;
  z-index: 5;
  top: calc(60px + env(safe-area-inset-top));
  right: max(18px, env(safe-area-inset-right));
  width: min(386px, calc(100vw - 32px));
  max-height: min(580px, calc(100dvh - 98px));
  overflow: auto;
  border: 1px solid rgb(255 255 255 / 20%);
  border-radius: 12px;
  padding: 16px;
  background: var(--chrome);
  box-shadow: 0 20px 65px rgb(0 0 0 / 48%);
}

.project-dialog-heading,
.project-create-row,
.project-list-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.project-dialog-title {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 16px;
  font-weight: 570;
}

.project-dialog-close {
  align-self: flex-start;
}

.project-dialog-description {
  margin: 14px 0;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.5;
}

.project-create-row {
  gap: 8px;
}

.project-name-input {
  width: 100%;
  min-width: 0;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  background: #1d1f22;
  color: var(--ink);
  font-size: 12px;
}

.project-name-input::placeholder {
  color: var(--ink-faint);
}

.project-create-button,
.project-acquire-button {
  min-height: 34px;
  border: 1px solid rgb(240 170 88 / 55%);
  border-radius: 6px;
  padding: 0 11px;
  background: rgb(240 170 88 / 16%);
  color: var(--warm);
  font-size: 12px;
}

.project-acquire-button {
  width: 100%;
  margin-bottom: 12px;
}

.project-acquire-button:disabled {
  opacity: 0.62;
  cursor: not-allowed;
}

.project-list-heading {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 12px;
}

.project-list-status {
  color: var(--ink-muted);
  font-size: 10px;
}

.project-list {
  display: grid;
  gap: 3px;
  margin: 8px 0 15px;
}

.project-row {
  display: grid;
  width: 100%;
  gap: 3px;
  border: 0;
  border-radius: 6px;
  padding: 9px 10px;
  background: transparent;
  text-align: left;
}

.project-row:hover:not(:disabled),
.project-row[aria-current="true"] {
  background: rgb(255 255 255 / 6%);
}

.project-row-name {
  color: var(--ink-soft);
  font-size: 12px;
}

.project-row-detail {
  color: var(--ink-muted);
  font-size: 10px;
}

.project-dialog .device-cache {
  display: grid;
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
}

.observer-context {
  position: absolute;
  z-index: 2;
  top: calc(65px + env(safe-area-inset-top));
  left: max(68px, env(safe-area-inset-left));
  display: flex;
  max-width: min(560px, calc(100vw - 145px));
  align-items: center;
  gap: 12px;
  pointer-events: none;
}

.reference-strip,
.material-strip {
  display: flex;
  min-width: 0;
  max-width: 280px;
  align-items: center;
  gap: 6px;
  overflow: hidden;
  color: var(--ink-muted);
  font-size: 9px;
  white-space: nowrap;
}

.context-caption {
  flex: 0 0 auto;
  color: var(--ink-faint);
}

.context-value {
  overflow: hidden;
  color: var(--ink-soft);
  text-overflow: ellipsis;
}

.context-detail {
  flex: 0 0 auto;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}

.material-swatch {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #969ca4;
}

.material-strip[data-tone="stone"] .material-swatch {
  background: #cfc4aa;
}

.material-strip[data-tone="slate"] .material-swatch {
  background: #344962;
}

.material-strip[data-tone="metal"] .material-swatch {
  background: #b89b60;
}

.material-strip[data-tone="cloth"] .material-swatch {
  background: #9d454c;
}

.material-strip[data-tone="vegetation"] .material-swatch {
  background: #6f8f60;
}

.gallery-statuses {
  flex: 0 0 auto;
  min-width: 0;
  max-width: 100%;
  gap: 9px;
}

.status-indicator {
  gap: 6px;
  color: var(--ink-soft);
  font-size: 12px;
  white-space: nowrap;
}

.status-dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--ink-muted);
}

.status-indicator[data-state="ready"] .status-dot,
.status-indicator[data-state="connected"] .status-dot {
  background: var(--sage);
  box-shadow: 0 0 10px rgb(153 187 161 / 35%);
}

.status-indicator[data-state="pending"] .status-dot,
.status-indicator[data-state="waiting"] .status-dot {
  background: var(--warning);
}

.status-indicator[data-state="error"] .status-dot,
.status-indicator[data-state="unsupported"] .status-dot {
  background: var(--error);
}

.connection-value {
  color: var(--ink-soft);
}

.quiet-icon-button,
.camera-button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  transition:
    color 150ms ease,
    opacity 150ms ease,
    background-color 150ms ease;
}

.quiet-icon-button {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  color: var(--ink-soft);
  font-size: 17px;
}

.quiet-icon-button:hover:not(:disabled) {
  background: rgb(255 255 255 / 7%);
  color: var(--ink);
}

.gallery-camera {
  position: absolute;
  z-index: 2;
  bottom: max(18px, env(safe-area-inset-bottom));
  left: max(18px, env(safe-area-inset-left));
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 3px;
  background: var(--chrome);
  box-shadow: 0 4px 16px rgb(0 0 0 / 20%);
}

.camera-button {
  min-height: 28px;
  border-radius: 5px;
  padding: 0 7px;
  color: var(--ink-muted);
  font-size: 12px;
}

.camera-button:hover:not(:disabled) {
  background: #363940;
  color: var(--ink-soft);
}

.camera-button.is-current,
.camera-button[aria-pressed="true"] {
  background: #3b3e44;
  color: var(--ink);
}

.observer-details {
  position: absolute;
  z-index: 3;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  width: max-content;
  max-width: min(320px, calc(100vw - 30px));
}

.details-summary {
  width: max-content;
  min-height: 36px;
  gap: 7px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0 11px;
  background: var(--chrome);
  color: var(--ink-soft);
  font-size: 12px;
  cursor: pointer;
  list-style: none;
}

.details-summary::-webkit-details-marker {
  display: none;
}

.details-summary:hover {
  color: var(--ink-soft);
}

.details-chevron {
  font-size: 12px;
  transition: transform 140ms ease;
}

.observer-details[open] .details-chevron {
  transform: rotate(180deg);
}

.details-sheet {
  position: absolute;
  right: 0;
  bottom: 40px;
  display: grid;
  width: min(308px, calc(100vw - 30px));
  max-height: min(70vh, 740px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px;
  background: var(--glass);
  box-shadow: 0 12px 40px rgb(0 0 0 / 38%);
  scrollbar-color: rgb(255 255 255 / 16%) transparent;
  scrollbar-width: thin;
}

.details-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 1px 0 10px;
}

.details-eyebrow,
.details-title {
  display: block;
}

.details-eyebrow {
  margin-bottom: 3px;
  color: var(--ink-muted);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.details-title {
  color: var(--ink-soft);
  font-size: 12px;
}

.object-count {
  color: var(--ink-muted);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.scene-tree {
  display: flex;
  max-height: 122px;
  flex-direction: column;
  gap: 2px;
  overflow: auto;
  border-top: 1px solid var(--line-soft);
  padding: 7px 0;
  scrollbar-color: rgb(255 255 255 / 16%) transparent;
  scrollbar-width: thin;
}

.scene-loading {
  margin: 5px 3px;
  color: var(--ink-muted);
  font-size: 10px;
}

.scene-tree-item {
  margin: 0;
  padding: 0;
  list-style: none;
}

.scene-tree-row {
  display: flex;
  width: 100%;
  min-height: 30px;
  align-items: center;
  gap: 7px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 4px 5px;
  background: transparent;
  color: var(--ink-soft);
  text-align: left;
}

.scene-tree-row[data-depth="1"] {
  padding-left: 14px;
}

.scene-tree-row[data-depth="2"] {
  padding-left: 23px;
}

.scene-tree-row[data-depth="3"],
.scene-tree-row[data-depth="4"] {
  padding-left: 32px;
}

.scene-tree-row:hover {
  background: rgb(255 255 255 / 5%);
}

.scene-tree-row.is-selected,
.scene-tree-row[aria-selected="true"] {
  border-color: rgb(212 173 120 / 21%);
  background: rgb(212 173 120 / 9%);
}

.scene-tree-row.is-just-changed {
  animation: committed-scene-change 180ms ease-out both;
}

.scene-tree-icon {
  width: 14px;
  flex: 0 0 auto;
  color: var(--ink-muted);
  font-size: 12px;
  text-align: center;
}

.scene-tree-copy {
  display: grid;
  min-width: 0;
  flex: 1 1 auto;
  gap: 1px;
}

.scene-tree-name {
  overflow: hidden;
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scene-tree-kind {
  overflow: hidden;
  color: var(--ink-muted);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.details-section {
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line-soft);
  padding: 10px 0;
}

.observed-object {
  display: flex;
  align-items: center;
  gap: 8px;
}

.observed-object-icon {
  color: var(--warm);
  font-size: 17px;
}

.observed-object-copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.observed-object-name,
.observed-object-kind {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.observed-object-name {
  color: var(--ink-soft);
  font-size: 11px;
}

.observed-object-kind,
.selection-empty {
  color: var(--ink-muted);
  font-size: 10px;
}

.selection-empty {
  margin: 0;
  line-height: 1.45;
}

.readout-group {
  display: grid;
  gap: 5px;
}

.readout-label {
  color: var(--ink-muted);
  font-size: 9px;
}

.axis-values {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px;
}

.axis-value {
  display: flex;
  min-width: 0;
  min-height: 24px;
  align-items: center;
  justify-content: space-between;
  gap: 5px;
  font-size: 9px;
}

.axis-value > span {
  overflow: hidden;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.axis-x {
  color: var(--axis-x);
}

.axis-y {
  color: var(--axis-y);
}

.axis-z {
  color: var(--axis-z);
}

.compact-readouts {
  display: grid;
  gap: 8px;
}

.readout-line {
  display: flex;
  min-width: 0;
  justify-content: space-between;
  gap: 10px;
  color: var(--ink-muted);
  font-size: 9px;
}

.readout-line > span:last-child {
  max-width: 58%;
  overflow: hidden;
  color: var(--ink-soft);
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.details-agent,
.last-observation,
.details-downloads {
  display: grid;
  gap: 6px;
  border-top: 1px solid var(--line-soft);
  padding: 10px 0;
  color: var(--ink-muted);
  font-size: 9px;
}

.details-metadata {
  gap: 11px;
}

.last-observation > span:first-child {
  color: var(--ink-soft);
}

.details-downloads {
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 7px;
  padding-bottom: 2px;
}

.text-link {
  padding: 0;
  color: var(--ink-soft);
  font-size: 9px;
}

.text-link:hover:not(:disabled) {
  color: var(--warm);
}

.owner-assets,
.device-cache {
  gap: 8px;
}

.owner-action-heading,
.device-cache-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.owner-example {
  justify-self: start;
}

.device-cache-status {
  color: var(--ink-muted);
  font-size: 11px;
  text-align: right;
}

.device-cache-status[data-state="enabled"],
.device-cache-status[data-state="saved"] {
  color: var(--sage);
}

.device-cache-status[data-state="error"] {
  color: var(--error);
}

.device-cache-status[data-state="readonly"],
.device-cache-status[data-state="acquiring"] {
  color: var(--warm);
}

.device-cache-description {
  margin: 0;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.5;
}

.device-cache-actions {
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px 12px;
}

.device-cache-actions .text-link:disabled {
  color: var(--ink-faint);
  cursor: not-allowed;
}

.gallery-footer {
  --workspace-footer-gutter: clamp(172px, 20vw, 228px);

  position: absolute;
  z-index: 2;
  right: auto;
  bottom: max(18px, env(safe-area-inset-bottom));
  left: 50%;
  display: grid;
  min-width: 0;
  justify-items: center;
  gap: 6px;
  width: min(480px, calc(100vw - 2 * var(--workspace-footer-gutter)));
  max-width: calc(100vw - 2 * var(--workspace-footer-gutter));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 15px;
  background: var(--chrome);
  box-shadow: 0 4px 16px rgb(0 0 0 / 20%);
  pointer-events: none;
  text-align: center;
  transform: translateX(-50%);
}

.prompt-hint {
  max-width: 48ch;
  overflow: hidden;
  margin: 0 0 1px;
  color: var(--ink-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-strip {
  min-width: 0;
  max-width: 100%;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 12px;
}

.agent-mark {
  color: var(--warm);
  font-size: 13px;
}

.agent-presence {
  flex: 0 0 auto;
}

.agent-presence[data-state="connected"],
.agent-presence[data-state="observed"] {
  color: var(--sage);
}

.agent-presence[data-state="error"] {
  color: var(--error);
}

.activity-divider,
.agent-progress {
  color: var(--ink-muted);
}

.agent-step {
  overflow: hidden;
  color: var(--ink-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.observer-recovery-action {
  flex: 0 0 auto;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--warm);
  font-size: 10px;
  white-space: nowrap;
}

.observer-recovery-action:disabled {
  color: var(--ink-muted);
}

.observer-failure,
.observer-history {
  display: grid;
  gap: 5px;
}

.observer-failure[hidden],
.observer-checkpoint-failure[hidden],
.observer-recovery-action[hidden] {
  display: none;
}

.observer-failure-message,
.observer-checkpoint-failure {
  margin: 0;
  color: var(--error);
  font-size: 11px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.observer-history-list {
  display: grid;
  max-height: 108px;
  gap: 5px;
  overflow: auto;
  margin: 0;
  padding: 0;
  color: var(--ink-muted);
  font-size: 10px;
  list-style: none;
}

.observer-history-entry {
  overflow-wrap: anywhere;
}

.observer-history-entry.activity-failed {
  color: var(--error);
}

.transaction-state {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.activity-strip {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  margin: 0;
  padding: 0;
  color: var(--ink-muted);
  font-size: 11px;
  list-style: none;
}

.activity-strip > li {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-strip > li:nth-child(n + 2) {
  display: none;
}

.activity-entry {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  gap: 6px;
}

.activity-name {
  overflow: hidden;
  color: var(--ink-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-detail,
.activity-source,
.activity-time {
  color: var(--ink-muted);
  font-size: 9px;
}

.activity-download {
  pointer-events: auto;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--warm);
  font-size: 9px;
}

.assistive-context {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.noscript-notice {
  position: fixed;
  right: 20px;
  bottom: 24px;
  left: 20px;
  z-index: 8;
  border: 1px solid rgb(224 147 137 / 32%);
  border-radius: 8px;
  padding: 12px 15px;
  background: var(--glass);
  color: var(--error);
}

@keyframes gallery-load {
  to {
    transform: rotate(360deg);
  }
}

@keyframes committed-scene-change {
  from {
    background: rgb(212 173 120 / 12%);
  }

  to {
    background: transparent;
  }
}

@media (max-width: 1100px) {
  .asset-title,
  .gallery-statuses .connection-value {
    display: none;
  }

  .project-title {
    max-width: min(15ch, 17vw);
  }

  .gallery-statuses {
    gap: 7px;
  }
}

@media (max-width: 850px) {
  .gallery-topbar {
    gap: 8px;
    padding-right: max(12px, env(safe-area-inset-right));
    padding-left: max(12px, env(safe-area-inset-left));
  }

  .project-dialog {
    top: calc(58px + env(safe-area-inset-top));
    right: 12px;
  }

  .gallery-camera {
    bottom: 12px;
    left: 12px;
  }

  .observer-context {
    top: calc(63px + env(safe-area-inset-top));
    left: 58px;
    max-width: min(430px, calc(100vw - 120px));
  }

  .observer-details {
    right: 12px;
    bottom: 12px;
  }

  .gallery-footer {
    bottom: 12px;
  }

  .prompt-hint {
    max-width: 33ch;
  }
}

@media (max-width: 760px) {
  .gallery-topbar {
    gap: 6px;
  }

  .gallery-identity {
    gap: 7px;
  }

  .gallery-title {
    gap: 5px;
  }

  .brand-name {
    max-width: 14ch;
  }

  .project-title {
    max-width: min(12ch, 16vw);
  }

  .gallery-statuses .status-label {
    display: none;
  }

  .gallery-statuses {
    gap: 5px;
  }

  .project-action-button,
  .project-saving-status {
    padding-right: 7px;
    padding-left: 7px;
  }

  .gallery-footer {
    bottom: max(64px, calc(48px + env(safe-area-inset-bottom)));
    width: min(480px, calc(100vw - 28px));
    max-width: calc(100vw - 28px);
  }

  .prompt-hint {
    max-width: 34ch;
  }

  .agent-progress {
    display: none;
  }
}

@media (max-width: 560px) {
  .gallery-topbar {
    top: 0;
    right: 0;
    left: 0;
    padding-right: max(9px, env(safe-area-inset-right));
    padding-left: max(9px, env(safe-area-inset-left));
  }

  .asset-title,
  .connection-value,
  .status-label {
    display: none;
  }

  .project-title {
    max-width: min(12ch, 18vw);
  }

  .brand-name,
  .gallery-statuses .status-indicator,
  .gallery-statuses [data-action="retry-webmcp"] {
    display: none;
  }

  .project-title::before {
    display: none;
  }

  .project-saving-status {
    max-width: 9ch;
    overflow: hidden;
    padding: 0 4px;
    text-overflow: ellipsis;
  }

  .project-action-button {
    padding: 0 4px;
  }

  .project-dialog {
    top: calc(56px + env(safe-area-inset-top));
    right: 9px;
  }

  .gallery-statuses {
    gap: 4px;
  }

  .observer-context {
    top: calc(62px + env(safe-area-inset-top));
    left: 16px;
    max-width: calc(100vw - 32px);
  }

  .context-detail,
  .material-strip {
    display: none;
  }

  .gallery-camera {
    bottom: 18px;
    left: 12px;
  }

  .camera-button {
    padding: 0 4px;
    font-size: 9px;
  }

  .observer-details {
    right: 14px;
    bottom: 18px;
  }

  .details-summary {
    gap: 4px;
    padding: 0 6px;
    font-size: 9px;
  }

  .details-chevron {
    font-size: 9px;
  }

  .gallery-footer {
    bottom: 58px;
    width: calc(100vw - 26px);
    max-width: calc(100vw - 26px);
  }

  .prompt-hint {
    max-width: 36ch;
    font-size: 9px;
  }

  .agent-progress {
    display: none;
  }

  .details-sheet {
    max-height: 65vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .presentation-signal,
  .scene-tree-row.is-just-changed {
    animation: none !important;
    box-shadow: none !important;
    transition: none !important;
  }
}