html {
  color-scheme: light;
  --paper: #fff;
  --ink: #202020;
  --muted: #555;
  --link: #154d88;
  --visited: #604376;
  --rule: #bbb;
  --strong-rule: #777;
  --soft-rule: #ddd;
  --control: #fff;
  background: var(--paper);
  color: var(--ink);
}
html[data-theme="dark"] {
  color-scheme: dark;
  --paper: #191b1d;
  --ink: #e2e2e2;
  --muted: #b3b7bc;
  --link: #a9c8ef;
  --visited: #c2b4e0;
  --rule: #666;
  --strong-rule: #999;
  --soft-rule: #414549;
  --control: #24272a;
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --paper: #191b1d; --ink: #e2e2e2; --muted: #b3b7bc;
    --link: #a9c8ef; --visited: #c2b4e0; --rule: #666;
    --strong-rule: #999; --soft-rule: #414549; --control: #24272a;
  }
}
body {
  max-width: 850px;
  margin: 28px auto 48px;
  padding: 0 24px;
  font: 17px/1.65 Georgia, "Times New Roman", serif;
}
a { color: var(--link); text-underline-offset: 2px; }
a:visited { color: var(--visited); }
a:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; }
.site-nav { margin-bottom: 30px; padding-bottom: 10px; border-bottom: 1px solid var(--rule); font-size: 15px; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; }
.site-nav a { margin: 0; }
.site-nav button { margin-left: auto; font-size: 14px; }
.site-nav a[aria-current="page"] { color: var(--ink); font-weight: bold; text-decoration: none; }
h1 { margin: 0 0 10px; font-size: 28px; line-height: 1.3; }
h2 { margin: 34px 0 12px; font-size: 22px; line-height: 1.35; }
h3 { margin: 24px 0 8px; font-size: 18px; line-height: 1.4; }
p { margin: 0 0 14px; }
li { margin-bottom: 7px; }
.article-meta, .table-note, figcaption, footer { font-size: 14px; line-height: 1.6; }
.author { font-size: 16px; margin-bottom: 6px; }
.article-meta { color: var(--muted); margin-bottom: 24px; }
.contents { margin: 24px 0; font-size: 14px; }
.contents a { display: inline-block; margin-right: 14px; }
.abstract { padding-bottom: 8px; }
.abstract h2 { margin-top: 22px; }
figure { margin: 28px 0; }
figure img { display: block; width: 100%; height: auto; }
figcaption { margin-top: 10px; }
.diagram img { min-width: 620px; }
.figure-scroll, .table-wrap { overflow-x: auto; }
.table-wrap { margin: 22px 0 12px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; line-height: 1.5; }
caption { text-align: left; font-weight: bold; margin-bottom: 10px; }
th, td { padding: 8px 10px; text-align: left; vertical-align: top; }
thead { border-top: 1px solid var(--strong-rule); border-bottom: 1px solid var(--rule); }
tbody tr { border-bottom: 1px solid var(--soft-rule); }
tbody tr:last-child { border-bottom: 1px solid var(--strong-rule); }
.numeric { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.table-note { margin-top: 8px; }
.references { padding-left: 24px; font-size: 15px; }
.references li { padding-left: 4px; }
.supplement { padding-left: 22px; }
code { font-size: .88em; }
footer { border-top: 1px solid var(--rule); margin-top: 42px; padding-top: 12px; color: var(--muted); }
footer p { margin: 0; }
.skip-link { position: absolute; top: -100px; }
.skip-link:focus { top: 8px; background: var(--paper); padding: 4px; }
@media (max-width: 600px) {
  body { margin-top: 18px; padding-inline: 16px; font-size: 16px; }
  h1 { font-size: 25px; }
  h2 { font-size: 21px; }
  .site-nav { margin-bottom: 24px; }
  .contents a { margin-bottom: 4px; }
}
@media print {
  body { max-width: none; margin: 0; padding: 0; font-size: 11pt; color: black; }
  .site-nav, .contents, .skip-link { display: none; }
  h1 { font-size: 19pt; }
  h2 { font-size: 14pt; }
  a, a:visited { color: black; }
  figure, table { break-inside: avoid; }
  .diagram img { min-width: 0; }
  .table-wrap, .figure-scroll { overflow: visible; }
}

button, select, input { font: inherit; color: var(--ink); }
button, select, input[type="search"] { background: var(--control); border: 1px solid var(--strong-rule); border-radius: 2px; padding: 4px 8px; }
button { cursor: pointer; }
button:disabled, input:disabled + span, a[aria-disabled="true"] { color: var(--muted); cursor: default; }
button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; }
input[type="checkbox"], input[type="range"] { accent-color: var(--link); }
[hidden] { display: none !important; }
/* The explorer keeps the article typography; controls use a compact system face. */
.explorer-page { max-width: 1180px; }
.explorer-page *, .explorer-page *::before, .explorer-page *::after { box-sizing: border-box; }
.explorer-header { max-width: 780px; margin-bottom: 22px; }
.explorer-intro { font-size: 16px; margin-bottom: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.viewer-controls, .image-toolbar, .layer-settings, .display-details, .image-results, .model-settings, .viewer-notes, .viewer-status, .viewer-actions, .panel-title {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
.viewer-controls { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 16px 0 12px; margin-bottom: 24px; }
.image-selection { display: grid; grid-template-columns: minmax(180px, .75fr) minmax(0, 1.4fr) auto; gap: 12px 18px; align-items: end; }
.image-selection label, .filters-grid label, .model-grid label { display: block; min-width: 0; }
.image-selection select, .filters-grid select, .filters-grid input, .model-grid select { display: block; width: 100%; min-width: 0; margin-top: 5px; min-height: 38px; }
.case-navigation { display: flex; gap: 8px; }
.case-navigation button, .image-toolbar button { min-height: 38px; }
.case-navigation button { min-width: 42px; padding: 0 10px; font: 24px/1 system-ui, sans-serif; }
.selection-tools { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 6px 16px; margin-top: 10px; }
.viewer-status { color: var(--muted); margin: 0; }
.selection-tools button { padding: 2px 6px; font-size: 13px; }
summary { cursor: pointer; }
.filter-details { margin-top: 10px; }
.filters-grid, .model-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 20px; margin-top: 14px; }
.empty-selection { padding: 20px 0; }
.viewer-workspace { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 28px; align-items: start; }
.image-workspace, .image-results, .viewer-panels, .viewer-panels figure { min-width: 0; }
.image-toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 16px; margin-bottom: 12px; }
.image-view-switch { display: flex; flex-wrap: wrap; gap: 12px; border: 0; padding: 0; margin: 0; }
.image-view-switch label { display: inline-flex; align-items: center; gap: 5px; min-height: 38px; cursor: pointer; }
.viewer-panels { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
.viewer-panels.comparing { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.viewer-panels figure { margin: 0; }
.viewer-panels.is-loading { visibility: hidden; }
.viewer-panels .panel-title { font-size: 14px; font-weight: 500; margin: 0 0 8px; overflow-wrap: anywhere; }
.image-viewport { background: #000; padding: 12px; overflow: auto; max-height: 66vh; min-width: 0; overscroll-behavior: contain; }
.image-viewport canvas { display: block; margin: 0 auto; max-width: none; height: auto; }
.image-viewport:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; }
.viewer-panels figcaption { font-size: 13px; margin-top: 8px; min-height: 20px; overflow-wrap: anywhere; }
.viewer-actions { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 10px 0 16px; font-size: 13px; }
.layer-settings { border: 0; padding: 0; margin: 0 0 12px; }
.layer-settings legend { padding: 0; margin-bottom: 8px; font-weight: 600; }
.layer-controls { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.layer-controls label { display: inline-flex; align-items: center; gap: 5px; min-height: 30px; cursor: pointer; }
.layer-key { display: inline-block; width: 13px; height: 3px; vertical-align: middle; margin-right: 5px; }
.layer-key.prediction { background: #ff70dd; }
.layer-key.reference { background: #49d7e8; }
.layer-key.other { background: #ffc85a; }
.layer-key.box { background: #f3ef76; }
.control-note, .result-note { color: var(--muted); font-size: 13px; line-height: 1.55; margin: 8px 0 0; }
.display-details { margin-top: 24px; border-top: 1px solid var(--rule); padding-top: 14px; }
.display-details[open] .layer-controls { margin-top: 12px; }
.display-sliders { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin: 14px 0; }
.display-sliders label { display: flex; flex-wrap: wrap; align-items: center; gap: 5px; }
.display-sliders input { width: 100%; margin: 3px 0; }
.image-results { border-left: 1px solid var(--rule); padding-left: 22px; }
.image-results section { padding: 0 0 18px; margin: 0 0 18px; border-bottom: 1px solid var(--soft-rule); }
.image-results section:last-child { padding-bottom: 0; margin-bottom: 0; border-bottom: 0; }
.image-results h2 { font: 600 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; margin: 0 0 10px; }
.image-results .result-value { font-size: 24px; line-height: 1.25; font-weight: 500; font-variant-numeric: tabular-nums; margin: 0; }
.result-list { margin: 0; }
.result-list > div { margin-bottom: 12px; }
.result-list dt { color: var(--muted); font-size: 13px; margin-bottom: 3px; }
.result-list dd { margin: 0; font-weight: 500; }
.result-details { margin-top: 12px; font-size: 13px; }
.result-details p { font-size: 13px; margin: 10px 0 0; overflow-wrap: anywhere; }
.model-settings { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 14px 0; margin-top: 28px; }
.model-settings summary { font-weight: 500; }
.model-settings .model-grid { margin-bottom: 12px; }
.viewer-notes { margin-top: 16px; overflow-wrap: anywhere; }
.viewer-notes p { margin: 12px 0; }
.viewer-notes .table-wrap { min-width: 0; max-width: 100%; }
.viewer-notes table { min-width: 560px; }
.viewer-error { margin: 24px 0; }
@media (max-width: 980px) {
  .viewer-workspace { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .image-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; border-left: 0; border-top: 1px solid var(--rule); padding: 18px 0 0; }
  .image-results section { margin: 0; padding: 0; border-bottom: 0; }
  .image-results .diagnosis-reference { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px; }
  .diagnosis-reference h2, .diagnosis-reference p { margin: 0; }
  .diagnosis-reference .result-value { font-size: 20px; }
}
@media (max-width: 700px) {
  .explorer-page .site-nav { gap: 8px 12px; font-size: 14px; }
  .explorer-page .site-nav button { padding: 4px 6px; }
  .image-selection { grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
  .image-selection > label:first-child { grid-column: 1 / -1; }
  .viewer-panels.comparing { grid-template-columns: minmax(0, 1fr); }
  .filters-grid, .model-grid { grid-template-columns: minmax(0, 1fr); }
  .image-toolbar { gap: 6px 12px; }
  .image-viewport { padding: 8px; max-height: 60vh; }
  .display-sliders { grid-template-columns: minmax(0, 1fr); }
  .display-sliders label { display: grid; grid-template-columns: 92px minmax(0, 1fr) auto; }
  .case-navigation { gap: 5px; }
  .case-navigation button { padding-inline: 7px; }
}
@media (max-width: 560px) {
  .explorer-header { margin-bottom: 16px; }
  .explorer-intro { font-size: 15px; }
  .viewer-controls { margin-bottom: 16px; }
  .selection-tools { gap: 8px; }
  .image-results { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .image-results section:not(:last-child) { border-bottom: 1px solid var(--soft-rule); padding-bottom: 18px; }
  .image-results .diagnosis-reference { display: block; }
  .diagnosis-reference h2 { margin-bottom: 4px; }
  .diagnosis-reference .result-note { margin-top: 5px; }
  .layer-controls { gap: 4px 16px; }
}
@media print {
  html { background: white; color: black; }
  .viewer-controls, .image-toolbar, .layer-settings, .display-details, .viewer-actions, .model-settings, .viewer-notes { display: none; }
  .viewer-workspace { display: block; }
  .image-viewport { max-height: none; overflow: visible; }
  .image-viewport canvas { max-width: 100%; height: auto; }
  .image-results { display: block; border: 0; padding: 0; }
  .image-results section { margin-top: 12px; }
  .article-meta, figcaption, footer, .result-note { color: black; }
}