/* Legacy layout and paint share one cascade layer. Theme recipes own opt-in appearance. */
@layer legacy {
  * {
    box-sizing: border-box;
  }
  [hidden] {
    display: none !important;
  }
  body.field-kit {
    /* Resolve these aliases here so a preview's inline theme cannot restyle the interface. */
    --studio-host-font-ui: var(--fk-font-ui);
    --studio-host-font-mono: var(--fk-font-mono);
    --studio-host-font-display: var(--fk-font-display);
    --studio-host-body-size: var(--fk-text-body);
    --studio-host-control-size: var(--fk-text-control);
    --studio-host-secondary-size: var(--fk-text-secondary);
    --studio-host-heading-size: calc(var(--fk-text-body) + 6px);
    --studio-host-title-size: var(--fk-text-display);
    --studio-host-leading-body: var(--fk-leading-body);
    --studio-host-leading-control: var(--fk-leading-control);
    --studio-host-text: var(--fk-text);
    --studio-host-muted: var(--fk-muted);
    --studio-host-bg: var(--fk-bg);
    --studio-host-panel: var(--fk-panel);
    --studio-host-panel-raised: var(--fk-panel-raised);
    --studio-host-control-line: var(--fk-control-line);
    --studio-host-focus: var(--fk-focus);
    --studio-host-warning: var(--fk-amber);
    margin: 0;
    max-width: none;
    padding: 0;
    background: var(--fk-bg);
  }
  .skip-link {
    position: absolute;
    top: -100px;
    left: 20px;
    z-index: 20;
    background: var(--fk-panel);
    padding: 12px;
  }
  .skip-link:focus {
    top: 16px;
  }
  .studio-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
    padding: 24px 32px;
    border-bottom: 1px solid var(--fk-line);
  }
  .studio-header a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    letter-spacing: 0.08em;
    color: var(--fk-cyan);
  }
  .studio-header h1 {
    margin: 10px 0 0;
  }
  .workspace-actions,
  .button-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .field-kit button,
  .field-kit .file-button {
    min-height: 44px;
    padding: 9px 14px;
  }
  .field-kit button.primary {
    background: var(--fk-amber);
    border-color: var(--fk-amber);
    color: var(--fk-bg);
  }
  .file-button {
    display: inline-flex;
    align-items: center;
    position: relative;
    border: 1px solid var(--fk-control-line);
    background: var(--fk-panel);
    color: var(--fk-text);
    cursor: pointer;
  }
  .file-button:focus-within {
    outline: 3px solid var(--fk-cyan);
    outline-offset: 3px;
  }
  .file-button input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
  }
  .workspace-state {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 32px;
    background: var(--fk-panel);
  }
  .workspace-state p {
    color: var(--fk-muted);
    margin: 0;
  }
  .workspace-state > div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .workspace-state button {
    min-height: 44px;
    padding: 6px 10px;
  }
  .status-bar {
    margin: 0;
    padding: 14px 32px;
    border-bottom: 1px solid var(--fk-line);
    color: var(--fk-cyan);
    background: var(--fk-bg);
  }
  .status-bar[data-kind='error'] {
    color: var(--fk-hazard);
    border-left: 4px solid var(--fk-hazard);
  }
  .status-bar[data-kind='success'] {
    color: var(--fk-success);
  }
  .studio-layout {
    display: grid;
    grid-template-columns: minmax(270px, 340px) minmax(0, 1fr);
    max-width: 1600px;
    margin: auto;
  }
  .inventory {
    padding: 24px;
    border-right: 1px solid var(--fk-line);
    min-width: 0;
  }
  .inventory-heading {
    display: flex;
    align-items: baseline;
    gap: 12px;
    justify-content: space-between;
    margin-bottom: 20px;
  }
  .inventory-heading h2 {
    margin: 0;
  }
  .inventory-heading span {
    color: var(--fk-muted);
  }
  .filter-grid,
  .field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .filter-grid .wide {
    grid-column: 1 / -1;
  }
  .field-kit label {
    display: grid;
    gap: 6px;
    color: var(--fk-muted);
  }
  .field-kit input,
  .field-kit select,
  .field-kit textarea {
    width: 100%;
    min-width: 0;
    background: var(--fk-bg);
    color: var(--fk-text);
  }
  .field-kit input[type='color'] {
    height: 44px;
    padding: 5px;
  }
  .field-kit input[type='checkbox'] {
    width: 18px;
    height: 18px;
    margin: 0;
    flex: 0 0 auto;
  }
  .support-copy {
    color: var(--fk-muted);
  }
  .asset-list {
    display: grid;
    gap: 4px;
    max-height: 68vh;
    overflow: auto;
    margin: 18px -8px 18px 0;
    padding-right: 8px;
  }
  .asset-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-left: 8px;
    border: 1px solid transparent;
  }
  .asset-row.selected {
    border-color: var(--fk-cyan);
    background: #78dce80d;
  }
  .asset-row > button {
    display: block;
    text-align: left;
    flex: 1;
    min-width: 0;
    border: 0;
    background: transparent;
    padding: 10px 8px;
  }
  .asset-row strong {
    display: block;
    overflow-wrap: anywhere;
  }
  .asset-row small {
    display: block;
    color: var(--fk-muted);
    margin-top: 3px;
    overflow-wrap: anywhere;
  }
  .asset-row .stage-source {
    color: var(--fk-muted);
  }
  .asset-row .stage-produced {
    color: var(--fk-amber);
  }
  .asset-row .stage-reviewed {
    color: var(--fk-success);
  }
  .collection-builder p {
    color: var(--fk-muted);
  }
  .collection-builder label {
    margin-bottom: 12px;
  }
  .collection-builder .button-row {
    margin: 14px 0;
  }
  .inspector {
    padding: 30px 36px 50px;
    min-width: 0;
  }
  .slot-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
  }
  .eyebrow {
    color: var(--fk-cyan);
    letter-spacing: 0.06em;
    overflow-wrap: anywhere;
    margin: 0 0 8px;
  }
  .slot-heading h2 {
    margin: 0;
  }
  .quality-tag {
    border: 1px solid var(--fk-line);
    padding: 5px 8px;
    white-space: normal;
    color: var(--fk-amber);
  }
  #slot-description {
    color: var(--fk-muted);
    margin: 16px 0 24px;
  }
  .preview-controls {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
  }
  .preview-controls select {
    min-width: 150px;
  }
  .field-kit .inline-check {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 12px;
  }
  .compare-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .compare-grid figure {
    margin: 0;
    border: 1px solid var(--fk-line);
    min-width: 0;
  }
  .compare-grid figcaption {
    padding: 10px 14px;
    color: var(--fk-muted);
    background: var(--fk-panel);
    border-bottom: 1px solid var(--fk-line);
  }
  .preview-surface {
    min-height: 250px;
    display: grid;
    place-items: center;
    padding: 20px;
    overflow: auto;
    position: relative;
  }
  .preview-surface canvas {
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
  }
  .preview-surface[data-background='checker'] {
    background: repeating-conic-gradient(#101923 0% 25%, #192831 0% 50%) 50% / 20px 20px;
  }
  .preview-surface[data-background='dark'] {
    background: #070b12;
  }
  .preview-surface[data-background='light'] {
    background: #dedccc;
  }
  .preview-surface .recipe-sample {
    width: 100%;
    padding: 20px;
    background: var(--fk-panel);
    border: 2px solid var(--fk-cyan);
    color: var(--fk-text);
    font-size: 15px;
  }
  .recipe-sample p {
    font-size: 13px;
    color: var(--fk-muted);
  }
  .recipe-sample h3 {
    font: 600 36px var(--fk-font-display);
    margin: 0 0 12px;
  }
  .recipe-sample .numeric-sample {
    font: 500 24px var(--fk-font-mono);
    color: var(--fk-cyan);
  }
  .recipe-sample .font-display {
    font: 600 40px var(--fk-font-display);
  }
  .recipe-sample .font-ui {
    font: 20px var(--fk-font-ui);
  }
  .recipe-sample .font-numeric {
    font: 20px var(--fk-font-mono);
  }
  .recipe-sample .bounded-label {
    display: block;
    color: var(--fk-amber);
    margin-top: 12px;
  }
  .preview-surface audio {
    max-width: 100%;
  }
  .slot-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 26px 0;
  }
  .slot-facts > div {
    border-top: 1px solid var(--fk-line);
    padding-top: 10px;
    min-width: 0;
  }
  .slot-facts dt {
    text-transform: uppercase;
    color: var(--fk-muted);
  }
  .slot-facts dd {
    margin: 4px 0 0;
    overflow-wrap: anywhere;
  }
  .field-kit details {
    border-top: 1px solid var(--fk-line);
    padding: 18px 0;
  }
  .field-kit summary {
    color: var(--fk-cyan);
    cursor: pointer;
    min-height: 44px;
  }
  .field-kit details > label,
  .field-kit details > .field-grid {
    margin-block: 16px;
  }
  #slot-usage {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 14px 0;
  }
  #slot-requirements {
    padding-left: 20px;
    color: var(--fk-text);
  }
  #slot-requirements li {
    margin: 8px 0;
  }
  .code-block {
    background: var(--fk-panel);
    color: var(--fk-muted);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    max-height: 280px;
    overflow: auto;
    padding: 16px;
  }
  .source-image-wrap {
    max-height: 270px;
    overflow: auto;
    margin: 16px 0;
    background: repeating-conic-gradient(#101923 0% 25%, #192831 0% 50%) 50% / 20px 20px;
    border: 1px solid var(--fk-line);
  }
  .source-image-wrap canvas {
    display: block;
    max-width: 100%;
    max-height: 260px;
    object-fit: contain;
    margin: auto;
  }
  #geometry-panel {
    margin-top: 18px;
    padding: 16px;
    background: var(--fk-panel);
  }
  #geometry-panel > label {
    margin-top: 16px;
  }
  #rotor-controls {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--fk-line);
  }
  #rotor-controls :is(input, select) {
    min-height: 44px;
  }
  .provenance-fields {
    margin-top: 22px;
  }
  .sprite-toolbar {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
    margin: 18px 0;
  }
  .sprite-toolbar > label {
    flex: 1;
    min-width: 110px;
  }
  .sprite-canvas-wrap {
    max-height: 620px;
    overflow: auto;
    background: #101923;
    border: 1px solid var(--fk-line);
    padding: 16px;
  }
  #sprite-canvas {
    display: block;
    image-rendering: pixelated;
    touch-action: none;
    cursor: crosshair;
    margin: auto;
    max-width: none;
  }
  .sprite-palette {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 16px 0;
  }
  .sprite-palette button {
    width: 44px;
    min-height: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid #ffffff50;
  }
  #sprite-workbench > .field-grid {
    margin: 16px 0;
  }
  .token-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 20px 0;
  }
  .history-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid var(--fk-line);
    padding: 14px 0;
  }
  .history-row strong {
    color: var(--fk-text);
    overflow-wrap: anywhere;
  }
  .history-row p {
    color: var(--fk-muted);
    margin: 5px 0 0;
  }
  .studio-footer {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    align-items: center;
    border-top: 1px solid var(--fk-line);
    padding: 24px 32px;
  }
  .field-kit .studio-guide {
    flex: 1 0 100%;
    min-width: 0;
    max-width: 100%;
    padding: 0;
    border-top: 0;
  }
  .studio-guide > summary {
    padding-block: 10px;
  }
  .studio-guide-copy {
    max-width: 72ch;
    padding-block: 4px 16px;
    overflow-wrap: anywhere;
  }
  .studio-guide-copy ol {
    padding-inline-start: 1.5em;
  }
  .studio-guide-copy li + li {
    margin-block-start: 1em;
  }
  .studio-footer span {
    margin-left: auto;
    color: var(--fk-muted);
  }
  @media (max-width: 1100px) {
    .studio-header {
      align-items: flex-start;
      flex-direction: column;
    }
    .studio-layout {
      grid-template-columns: 270px minmax(0, 1fr);
    }
    .inventory {
      padding: 20px 16px;
    }
    .inspector {
      padding: 24px;
    }
    .workspace-state {
      flex-wrap: wrap;
    }
    .compare-grid {
      grid-template-columns: 1fr;
    }
    .slot-facts {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .token-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  @media (max-width: 700px) {
    .studio-header,
    .workspace-state,
    .status-bar,
    .studio-footer {
      padding-inline: 18px;
    }
    .studio-layout {
      display: block;
    }
    .inventory {
      border-right: 0;
      border-bottom: 1px solid var(--fk-line);
      padding: 22px 18px;
    }
    .asset-list {
      max-height: 280px;
    }
    .inspector {
      padding: 24px 18px;
    }
    .slot-heading {
      flex-wrap: wrap;
    }
    .preview-controls {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
      gap: 12px;
    }
    body.field-kit .preview-controls > label {
      min-inline-size: 0;
      overflow-wrap: normal;
    }
    body.field-kit .preview-controls select {
      min-inline-size: 0;
      min-block-size: 44px;
      white-space: nowrap;
      text-overflow: ellipsis;
    }
    body.field-kit .preview-controls .inline-check {
      min-block-size: 44px;
      padding-block: 0;
    }
    body.field-kit .preview-controls input[type='checkbox'] {
      flex: 0 0 20px;
    }
    .preview-surface {
      min-height: 210px;
    }
    .field-grid,
    .token-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .sprite-toolbar > label {
      flex-basis: 40%;
    }
    .studio-footer span {
      margin-left: 0;
    }
  }
  @media (prefers-reduced-motion: reduce) {
    * {
      scroll-behavior: auto;
    }
  }

  /* Actual recipe specimens retain their existing specimen size. */
  .recipe-sample p {
    font-size: 14px;
  }
  #sprite-canvas {
    background: repeating-conic-gradient(#101923 0% 25%, #23343e 0% 50%) 50% / 16px 16px;
  }
  .font-file-sample {
    white-space: pre-line;
    font-size: 26px;
    line-height: 1.6;
    color: var(--fk-text);
  }
  .preview-surface > .bounded-label {
    color: var(--fk-amber);
  }

  .board-context-frame {
    width: 100%;
    border: 2px solid var(--fk-line);
    background: var(--fk-bg);
  }
  .board-context-versus {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
    align-items: start;
    gap: 12px;
    width: 100%;
    min-width: 0;
  }
  .board-context-versus .board-context-frame {
    min-width: 0;
  }
  .context-hud {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 8px;
    color: var(--fk-cyan);
  }
  .board-context-frame canvas {
    display: block;
    width: 100%;
  }
  .field-kit .component-specimen[data-state='focus'] [data-specimen-control] {
    outline: 3px solid var(--fk-focus);
    outline-offset: 4px;
    box-shadow: 0 0 0 7px var(--fk-bg);
  }
  .field-kit .component-specimen[data-state='hover'] button[data-specimen-control] {
    background: var(--fk-panel-raised);
    border-color: var(--fk-cyan);
    color: var(--fk-text);
  }
  .field-kit
    .component-specimen[data-state='hover']
    :is(.button.primary, .button.danger)[data-specimen-control],
  .field-kit .component-specimen[data-state='pressed'] button[data-specimen-control] {
    background: var(--fk-cyan);
    border-color: var(--fk-cyan);
    color: var(--fk-on-accent);
  }
  .field-kit .component-specimen[data-state='pressed'] button[data-specimen-control] {
    box-shadow: inset 0 3px 0 rgb(7 11 18 / 30%);
  }
  .component-specimen[data-state='error'] {
    border-color: var(--fk-hazard);
  }
  .component-specimen[data-state='loading'] {
    border-style: dashed;
  }
  .background-specimen {
    min-height: 230px;
    background-size: cover;
    background-position: center;
  }

  .component-specimen :is(button, .specimen-semantic) {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .component-specimen :is(canvas, img) {
    flex: 0 0 auto;
    image-rendering: pixelated;
  }
  .component-specimen .specimen-icon {
    inline-size: var(--fk-target-size);
    block-size: var(--fk-target-size);
    justify-content: center;
    padding: 0;
  }
  .specimen-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .component-specimen label {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
  }
  .component-specimen input:is([type='checkbox'], [type='radio']) {
    width: 24px;
    height: 24px;
    min-height: 24px;
    flex: 0 0 24px;
  }
  .component-specimen input[data-file-frame='true']:is([type='checkbox'], [type='radio']) {
    appearance: none;
    background: var(--fk-bg);
  }
  .component-specimen input[data-file-frame='true']:checked {
    background: var(--fk-cyan);
    box-shadow: inset 0 0 0 5px var(--fk-bg);
    outline: 2px solid var(--fk-cyan);
  }
  .component-specimen [aria-invalid='true'] {
    border-color: var(--fk-hazard);
    outline: 2px dashed var(--fk-hazard);
  }
  .specimen-scrollbar {
    max-height: 140px;
    overflow: auto;
    padding: 12px;
    border: 1px solid var(--fk-line);
  }
  .specimen-tooltip {
    display: block;
    padding: 16px;
    border: 2px solid var(--fk-line);
    margin-block: 16px;
  }

  .studio-operation {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-right: 16px;
    border-bottom: 1px solid var(--fk-line);
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--fk-bg);
  }
  .studio-operation .status-bar {
    flex: 1;
    min-width: 0;
    border-bottom: 0;
  }
  .studio-operation button {
    flex-shrink: 0;
  }
  .preview-operation {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0;
  }
  .preview-operation p {
    flex: 1;
    min-width: 140px;
    margin: 0;
  }
  @media (max-width: 700px) {
    .studio-operation {
      align-items: flex-start;
      flex-wrap: wrap;
      padding: 0 16px 12px;
      gap: 4px;
    }
    .studio-operation .status-bar {
      flex-basis: 100%;
      padding: 12px 0;
    }
  }
  .studio-audio {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
  }
  .studio-audio input {
    min-height: 44px;
    width: min(16rem, 100%);
  }

  /* Host roles apply only to authoring copy and real controls, including those in previews.
   Font, component and bitmap specimens deliberately have no host role. */
  body.field-kit [data-studio-host] {
    min-inline-size: 0;
    max-inline-size: 100%;
    font-style: normal;
    letter-spacing: normal;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: normal;
  }
  body.field-kit [data-studio-host='body'] {
    font: 400 var(--studio-host-body-size) / var(--studio-host-leading-body)
      var(--studio-host-font-ui);
  }
  body.field-kit [data-studio-host='control'] {
    font: 400 var(--studio-host-control-size) / var(--studio-host-leading-control)
      var(--studio-host-font-ui);
  }
  body.field-kit
    :is(a, button, label, input, select, textarea, summary, strong, b)[data-studio-host='control'] {
    font-weight: 500;
  }
  body.field-kit [data-studio-host='secondary'] {
    font: 400 var(--studio-host-secondary-size) / var(--studio-host-leading-body)
      var(--studio-host-font-ui);
  }
  body.field-kit :is([data-studio-host='technical'], [data-studio-host='count']) {
    font: 500 var(--studio-host-secondary-size) / var(--studio-host-leading-body)
      var(--studio-host-font-mono);
    font-variant-numeric: tabular-nums;
    font-feature-settings:
      'liga' 0,
      'calt' 0;
  }
  body.field-kit [data-studio-host='technical'] {
    white-space: pre-wrap;
  }
  body.field-kit textarea[data-studio-host] {
    white-space: pre-wrap;
  }
  body.field-kit [data-studio-host='heading'] {
    font: 600 var(--studio-host-heading-size) / var(--studio-host-leading-control)
      var(--studio-host-font-ui);
  }
  body.field-kit [data-studio-host='title'] {
    font: 600 var(--studio-host-title-size) / 1.1 var(--studio-host-font-display);
  }
  body.field-kit :is(a, button, label, summary)[data-studio-host='control'] {
    min-block-size: 44px;
  }
  body.field-kit a[data-studio-host='control'] {
    display: inline-flex;
    align-items: center;
  }
  body.field-kit .asset-row > input[type='checkbox'] {
    width: 44px;
    height: 44px;
    min-block-size: 44px;
    inline-size: 44px;
    block-size: 44px;
    flex: 0 0 44px;
  }
  body.field-kit .operation-status-count {
    font: 500 var(--studio-host-control-size) / var(--studio-host-leading-control)
      var(--studio-host-font-mono);
    font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
  }
  /* A neutral plate keeps real guidance readable over light, dark and checker previews. */
  body.field-kit
    .preview-surface
    [data-studio-host]:not(:is(a, button, input, select, textarea, summary)) {
    color: var(--studio-host-text);
    background-color: var(--studio-host-panel);
  }
  body.field-kit .preview-surface :is(p, small, span, label, .bounded-label)[data-studio-host] {
    padding: 8px;
  }
  body.field-kit
    .preview-surface
    :is(
      [data-studio-host='secondary'],
      [data-studio-host='technical'],
      [data-studio-host='count']
    ) {
    color: var(--studio-host-muted);
  }
  /* Real preview actions use the host palette through the shared focus/pressed rules. */
  body.field-kit
    .preview-surface
    :is(a, button, input, select, textarea, summary)[data-studio-host] {
    --fk-bg: var(--studio-host-bg);
    --fk-panel: var(--studio-host-panel);
    --fk-panel-raised: var(--studio-host-panel-raised);
    --fk-text: var(--studio-host-text);
    --fk-muted: var(--studio-host-muted);
    --fk-control-line: var(--studio-host-control-line);
    --fk-focus: var(--studio-host-focus);
    --fk-cyan: var(--studio-host-focus);
    --fk-on-accent: var(--studio-host-bg);
  }
  body.field-kit .context-hud[data-studio-host='secondary'] {
    font-weight: 500;
  }
  /* Presentation variables are inline on the preview; only timing yields to the host cap. */
  body.field-kit[data-effects='reduced'] .preview-surface {
    --fk-motion-fast: 0ms !important;
    --fk-motion-normal: 0ms !important;
  }
  .studio-header > div,
  .workspace-actions,
  .workspace-state > div,
  .slot-heading > div {
    min-width: 0;
    max-width: 100%;
  }
  .inventory-heading,
  .context-hud {
    flex-wrap: wrap;
  }
  .studio-interface {
    flex: 1 0 100%;
    min-width: 0;
  }
  .studio-interface > p {
    margin-block: 12px;
  }
  .studio-interface-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
  }
  .studio-interface-controls > label {
    flex: 1 1 12rem;
  }
  .field-kit .studio-interface-controls .inline-check {
    padding-block: 12px;
  }
  #studio-interface-status {
    color: var(--studio-host-warning);
  }
  #studio-interface-cap {
    color: var(--studio-host-muted);
  }
  @media (max-width: 450px) {
    .filter-grid,
    .field-grid,
    .token-grid,
    .slot-facts {
      grid-template-columns: minmax(0, 1fr);
    }
    .history-row {
      grid-template-columns: minmax(0, 1fr);
      justify-items: start;
    }
  }
  /* Source artwork packets are independent of the saved presentation workspace. */
  .artwork-collection-panel {
    margin: 12px;
    padding: 12px;
    border: 1px solid var(--line, #425563);
  }
  .artwork-collection-panel summary,
  .artwork-collection-panel button,
  .artwork-collection-panel select,
  .artwork-collection-panel input {
    min-height: 44px;
  }
  .artwork-collection-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 12px;
  }
  .artwork-collection-controls label {
    display: grid;
    gap: 4px;
    min-width: 0;
    max-width: 100%;
  }
  .artwork-collection-controls input,
  .artwork-collection-controls select {
    min-width: 0;
    max-width: 100%;
  }
  .artwork-source-preview:empty {
    display: none;
  }
  .artwork-source-preview {
    height: min(50dvh, 420px);
    max-width: 100%;
    overflow: auto;
    background: #070b12;
  }
  .artwork-source-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: auto;
  }
  .artwork-source-preview img[data-medium='pixel-art'] {
    image-rendering: pixelated;
  }
  .artwork-source-provenance {
    overflow-wrap: anywhere;
  }
  .artwork-review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
    gap: 16px;
  }
  .artwork-review-grid figure {
    margin: 0;
    min-width: 0;
  }
  .artwork-review-grid figcaption {
    overflow-wrap: anywhere;
    margin-bottom: 8px;
  }
  .artwork-review-grid[data-view='native'] .artwork-source-preview img {
    width: auto;
    height: auto;
    max-width: none;
    max-height: none;
    object-fit: initial;
    display: block;
  }

  /* Theme workspaces are independent of the active asset ledger. Candidate
   materials stay within the specimen; chrome uses accepted host roles. */
  .theme-workbench {
    margin: 16px 32px;
    padding: 16px;
    border: 1px solid var(--fk-control-line);
    background: var(--fk-panel);
  }
  .theme-workbench > summary {
    font: 600 var(--fk-text-body) var(--fk-font-ui);
  }
  .theme-library-controls {
    display: flex;
    align-items: end;
    flex-wrap: wrap;
    gap: 12px;
    margin-block: 16px;
  }
  .theme-library-controls label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
    font-family: var(--fk-font-ui);
  }
  .theme-library-controls input:not([type='checkbox']),
  .theme-library-controls select {
    max-width: 100%;
    min-width: min(220px, 100%);
  }
  .theme-workbench details {
    margin-top: 12px;
  }
  .theme-specimen {
    margin-block: 16px;
    padding: 20px;
    color: var(--fk-text);
    background: var(--fk-bg);
    font-family: var(--fk-font-ui);
  }
  .theme-specimen-mission {
    max-width: 640px;
    margin: 0 auto 20px;
    padding: 24px;
    background: var(--fk-panel);
    border: 2px solid var(--fk-control-line);
  }
  .theme-specimen-mission h2 {
    color: var(--fk-text);
    margin: 8px 0 12px;
  }
  .theme-specimen-eyebrow {
    color: var(--fk-muted);
    font-family: var(--fk-font-mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }
  .theme-specimen progress {
    width: 100%;
    margin-top: 20px;
    accent-color: var(--fk-amber);
  }
  .theme-state-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 12px;
    margin-block: 20px;
  }
  .theme-state-card button {
    width: 100%;
  }
  .theme-workbench-materials {
    max-width: 640px;
    margin: 20px auto;
  }
  .theme-material-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
    gap: 24px;
    margin-block: 20px;
  }
  .theme-material-gallery-card {
    min-width: 0;
  }
  .theme-material-gallery-card h3 {
    margin: 0 0 12px;
    font: 600 var(--fk-text-body) var(--fk-font-ui);
  }
  .theme-role-report {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    max-height: 400px;
    overflow: auto;
    padding: 16px;
    color: var(--fk-text);
    background: var(--fk-bg);
    border: 1px solid var(--fk-line);
    font: 14px/1.5 var(--fk-font-mono);
  }
  @media (max-width: 700px) {
    .theme-workbench {
      margin: 12px;
      padding: 12px;
    }
    .theme-library-controls label {
      width: 100%;
    }
    .theme-specimen {
      padding: 12px;
    }
    .theme-specimen-mission {
      padding: 16px;
    }
  }

  .arcade-specimen > figure {
    margin: 1rem 0;
  }
  .arcade-specimen > figure > canvas {
    width: 100%;
    height: auto;
    image-rendering: pixelated;
    border: 1px solid var(--line);
  }
  .arcade-specimen figcaption {
    margin: 0.5rem 0;
    overflow-wrap: anywhere;
  }
  .arcade-specimen-roster {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(156px, 1fr));
    gap: 1rem;
  }
  .arcade-specimen-roster figure {
    margin: 0;
    padding: 0.5rem;
    background: #171b19;
    color: #f0e9d7;
    border: 1px solid #737c69;
  }
  .arcade-specimen-roster canvas {
    display: block;
    width: 144px;
    height: 72px;
    image-rendering: pixelated;
  }
}