/* The studio components use tokens.css. Bounded thumbnails support scanning; inspection
   canvases use the available window, and main is the container for layout decisions. */
html {
  font: var(--fs-3)/var(--lh-3) var(--font-ui);
  background: var(--bg-app);
  color: var(--text-1);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
body {
  margin: 0;
}
.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-3m);
}
.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.t2 {
  color: var(--text-2);
}
.t3 {
  color: var(--text-3);
}
.fs-2 {
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
/* an outline, not a shadow, so the ring survives forced colours */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
/* the underline sits below the descenders, so it never hides the underscores in an id */
a {
  color: var(--accent);
  text-underline-offset: 0.3em;
}
.vh {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
/* the browser's own rule hides neither SVG nor an element this sheet gives a display */
[hidden] {
  display: none !important;
}
.icon {
  width: var(--icon);
  height: var(--icon);
  flex: none;
}
.unit {
  font-size: var(--fs-1);
  color: var(--text-3);
}
.count {
  color: var(--text-3);
  font-weight: var(--weight-text);
}
.sev--warn,
.sev--warning {
  color: var(--warn);
}
.sev--error {
  color: var(--error);
}
.sev--note,
.sev--notice {
  color: var(--info);
}
input[type="checkbox"],
input[type="radio"] {
  width: calc(14px * var(--scale));
  height: calc(14px * var(--scale));
  margin: 0;
  vertical-align: middle;
  accent-color: var(--accent);
}
/* the cut lines a page draws, each defined once and drawn by reference from every thumbnail */
.defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* A stable navigation rail surrounds independent library and inspection workspaces. */
.shell {
  display: grid;
  height: 100dvh;
  grid-template:
    "rail top top" var(--topbar) "rail strip strip" auto "rail main inspector" minmax(0, 1fr)
    "rail status status" auto / var(--rail) minmax(0, 1fr) auto;
}
.shell--guest {
  grid-template: "top" var(--topbar) "strip" auto "main" minmax(0, 1fr) / minmax(0, 1fr);
}
.sidebar {
  overflow-y: auto;
  overscroll-behavior: contain;
  grid-area: rail;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: var(--rule) solid var(--border-2);
  z-index: 5;
  background: var(--bg-panel);
  padding: var(--sp-6) var(--sp-4) var(--sp-3);
}
.sidebar > .brand {
  padding: 0 var(--sp-2);
  margin-bottom: var(--sp-6);
}
.sidebar__label {
  display: block;
  margin: 0 var(--sp-3) var(--sp-2);
  color: var(--text-3);
  font-weight: var(--weight-medium);
  font-size: var(--fs-1);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}
.sidebar__nav {
  display: grid;
  gap: var(--sp-1);
}
.sidebar__nav a {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  color: var(--text-2);
  text-decoration: none;
  font-weight: var(--weight-medium);
  min-height: calc(48px * var(--scale));
  font-size: var(--fs-2);
  border-radius: var(--radius);
}
.sidebar__nav a:hover {
  background: var(--bg-hover);
  color: var(--text-1);
}
.sidebar__nav a[aria-current] {
  font-weight: var(--weight-bold);
  background: var(--bg-selected);
  color: var(--accent);
}
.sidebar__nav a[aria-current]::after {
  content: "";
  width: 5px;
  height: 5px;
  margin-left: auto;
  background: var(--accent);
  border-radius: 50%;
}
.sidebar__nav .icon {
  opacity: 0.85;
}
.sidebar__bottom {
  margin-top: auto;
  padding-top: var(--sp-8);
}
.workspace-link {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  margin-bottom: var(--sp-3);
  border-top: var(--rule) solid var(--border-2);
  text-decoration: none;
  color: var(--text-1);
  font-size: var(--fs-2);
  border-bottom: 0;
  padding: var(--sp-4) var(--sp-2);
}
.workspace-link > span:nth-child(2) {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}
.workspace-link .sidebar__label {
  margin: 0;
  font-size: var(--fs-1);
}
.workspace-link strong {
  font-weight: var(--weight-medium);
}
.workspace-link__mark {
  display: grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: transparent;
}
.topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0 var(--sp-8);
  background: var(--bg-app);
  border-bottom: var(--rule) solid var(--border-2);
}
.topbar__context {
  color: var(--text-2);
  font-size: var(--fs-2);
}
.topbar__context > span {
  padding: 0 var(--sp-2);
  color: var(--border-1);
}
.topbar__end {
  margin-left: auto;
}
.btn.navigation-toggle,
.btn.navigation-close {
  display: none;
}
.shell > .strip {
  grid-area: strip;
}
/* Anchor absolute descendants, including hidden labels, inside this scrolling workspace. */
.main {
  position: relative;
  grid-area: main;
  overflow: auto;
  overscroll-behavior: contain;
  padding: 0 var(--sp-8) var(--sp-8);
  min-width: 0;
  container: main / inline-size;
}
.inspector {
  grid-area: inspector;
  width: var(--inspector);
  overflow: auto;
  background: var(--bg-panel);
  border-left: var(--rule) solid var(--border-2);
  padding: var(--sp-6);
  overscroll-behavior: contain;
}
.statusbar {
  grid-area: status;
  min-height: var(--statusbar);
  display: flex;
  gap: var(--sp-4);
  align-items: center;
  padding: var(--sp-1) var(--sp-4);
  background: var(--bg-panel);
  border-top: var(--rule) solid var(--border-2);
  font-size: var(--fs-1);
  color: var(--text-3);
}
.statusbar__end {
  margin-left: auto;
}
.btn.details-toggle {
  display: inline-flex;
}

/* Page titles establish the task; related actions stay alongside. */
.page-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  padding: var(--sp-6) 0;
}
.page-header h1 {
  margin: 0;
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-title);
  overflow-wrap: anywhere;
  font-size: var(--fs-title);
  line-height: var(--lh-title);
}
.page-header h1.mono {
  font-size: var(--fs-6);
}
/* A view switch sits beside the title, where it keeps its place whichever view is shown: the
   header aligns to the top, so an action beside it cannot pull the title to its baseline. */
.page-header:has(.page-header__title) {
  align-items: flex-start;
}
.page-header__title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
}
.page-header__meta {
  color: var(--text-2);
  font-size: var(--fs-3);
  margin: var(--sp-2) 0 0;
  max-width: 72ch;
}
.breadcrumb a {
  font-weight: var(--weight-text);
  color: inherit;
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.page-header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-left: auto;
}

/* sections: 32 px apart, each named by a 14 px title in the text colour, which no column
   header shares; groups inside a section are 16 px apart under a 12 px label */
.section {
  margin-top: var(--sp-8);
}
.section-title {
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--weight-strong);
  color: var(--text-1);
}
.group + .group {
  margin-top: var(--sp-8);
}
.group-title {
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  font-weight: var(--weight-strong);
  color: var(--text-2);
}
.notes p,
.account p {
  max-width: 72ch;
  margin: 0 0 var(--sp-1);
}
.empty {
  margin: var(--sp-2) 0;
  color: var(--text-2);
}
/* sections side by side where main is wide enough: a table sized to its content, then the rest */
.sections {
  display: grid;
  gap: var(--sp-8);
  align-items: start;
  margin-top: var(--sp-8);
}
.sections .sections {
  margin-top: 0;
}

/* filter bar: one row above a list, on the app ground, staying at the top as the list scrolls */
.filterbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2) var(--sp-3);
  min-height: var(--filterbar);
  padding: var(--sp-1) 0;
  background: var(--bg-app);
}
.filterbar__filter {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.filterbar .field {
  width: calc(280px * var(--scale));
}
.filterbar__die {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex-wrap: wrap;
}
.filterbar__end {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-left: auto;
}
.filterbar [role="status"] {
  min-width: 12ch;
}

/* a segmented control: a view switch, or the size of the tiles; the current segment is marked
   like a current tab, with a border so the mark survives forced colours */
.segmented {
  display: inline-flex;
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-panel);
}
.segmented a,
.segmented button {
  display: flex;
  align-items: center;
  height: var(--ctl);
  padding: 0 var(--sp-2);
  border: 0;
  border-right: var(--rule) solid var(--border-2);
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--text-2);
  font: var(--fs-2)/1 var(--font-ui);
  text-decoration: none;
  cursor: pointer;
}
.segmented > :last-child {
  border-right: 0;
}
.segmented a:hover,
.segmented button:hover {
  background: var(--bg-hover);
  color: var(--text-1);
}
.segmented a[aria-current="page"],
.segmented button[aria-pressed="true"] {
  background: var(--bg-selected);
  color: var(--text-1);
  border-bottom-color: var(--accent);
}
.segmented kbd {
  margin-left: var(--sp-1);
}

/* panel: one 360 px column of fields, centred in main */
.panel {
  display: grid;
  gap: var(--sp-4);
  width: var(--sheet);
  max-width: 100%;
  margin: 10vh auto 0;
  padding: var(--sp-8);
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius-panel);
}
.panel__title {
  margin: 0;
  font-size: var(--fs-title-small);
  line-height: var(--lh-title-small);
  font-weight: var(--weight-strong);
}
.panel p {
  margin: 0;
}
.form-row {
  display: grid;
  gap: var(--sp-1);
}
.form-row--check label {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: var(--ctl);
  cursor: pointer;
}
.form-row--check input {
  flex: none;
  margin: 0;
}
.form-row label,
.form-row legend {
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  color: var(--text-2);
}
.form-row .helptext {
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  color: var(--text-2);
}
.form-row .helptext ul {
  margin: 0;
  padding-left: var(--sp-4);
}
.errorlist {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  color: var(--error);
}
.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-2);
}
.form-actions--start {
  justify-content: flex-start;
  margin-top: var(--sp-2);
}
.form-actions__aside {
  margin-right: auto;
  font-size: var(--fs-2);
}
fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

/* table: as wide as its content, unless one column is the filler, which takes the rest */
.table {
  border-collapse: collapse;
  width: auto;
  max-width: 100%;
}
.table--fill {
  width: 100%;
}
.table .fill {
  width: 100%;
}
.table th,
.table td {
  height: var(--row);
  padding: var(--sp-1) var(--sp-2);
  text-align: left;
  white-space: nowrap;
  border-bottom: var(--rule) solid var(--border-2);
}
.table th {
  position: sticky;
  top: 0;
  z-index: 1;
  height: var(--row);
  background: var(--bg-inset);
  font-size: var(--fs-2);
  font-weight: var(--weight-strong);
  border-bottom: var(--rule) solid var(--border-1);
  color: var(--text-2);
}
/* under a sticky filter bar, the header sticks below it */
.table--under-filter th {
  top: var(--filterbar);
}
.table--compact td {
  height: var(--row-compact);
}
.table tr:has(.thumb--row) td {
  height: var(--row-thumb);
}
.table tbody tr:hover {
  background: var(--bg-hover);
}
.table tbody tr:focus-visible {
  outline-offset: -2px;
}
.table td.id {
  font-family: var(--font-mono);
  font-size: var(--fs-3m);
}
.table .num {
  text-align: right;
}
/* an id is text, accent only when pointed at; the whole row already opens it */
.table a {
  color: inherit;
  text-decoration: none;
}
.table a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.table th button {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  cursor: pointer;
}
.table th[aria-sort="ascending"] button::after {
  content: " ⌄";
}
.table th[aria-sort="descending"] button::after {
  content: " ⌃";
}
.table .thumb-cell {
  width: calc(var(--thumb-row) + var(--sp-2));
  padding: var(--sp-1) 0 var(--sp-1) var(--sp-2);
}
/* a list of ids wraps rather than widen the table past main */
.table td.wrap {
  white-space: normal;
}
.table .subject {
  max-width: 60ch;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* below 1280 px the catalogue's table drops its authors, so it fits the tablet's width */
.table .choice {
  width: var(--ctl);
  padding-right: 0;
}
.table form {
  margin: 0;
}

/* thumbnails: a patch's preview and the die's cut line, layers of one paper-white box, 2 px
   inside its edge, both fitted to the box alike so the line lies on the picture */
/* Image overlays stay inside the thumbnail's stacking context, below sticky controls. */
.thumb {
  position: relative;
  isolation: isolate;
  display: block;
  background: var(--paper);
  border: var(--rule) solid var(--border-1);
  overflow: hidden;
}
.thumb > img,
.thumb > svg {
  position: absolute;
  top: 2px;
  left: 2px;
  display: block;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  object-fit: contain;
}
.thumb > svg {
  overflow: visible;
  pointer-events: none;
}
.thumb--row {
  width: var(--thumb-row);
  height: var(--thumb-row);
}
.thumb--48 {
  width: calc(48px * var(--scale));
  height: calc(48px * var(--scale));
}
.thumb--missing {
  display: flex;
  align-items: center;
  justify-content: center;
  border: var(--rule) dashed var(--border-1);
  background: transparent;
  color: var(--text-3);
  font-size: var(--fs-1);
}
.thumb--error {
  border: var(--rule) dashed var(--error);
  background: transparent;
}
.thumb__error {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font: var(--fs-1)/var(--lh-1) var(--font-mono);
  color: var(--error);
  padding: var(--sp-3);
  text-align: center;
  white-space: normal;
}
.thumb .ov-cut .halo {
  display: none;
}
.thumb .ov-cut .core {
  stroke-width: 1;
}

/* tiles: a grid whose columns are at least a tile wide and grow to fill the row, each tile a
   square picture with a two-line caption */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, var(--tile)), 1fr));
  gap: var(--sp-6);
  margin: 0;
  padding: 0;
  list-style: none;
}
.tile {
  display: block;
  color: inherit;
  text-decoration: none;
  border-radius: var(--radius-panel);
}
.tile .thumb {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-panel);
  border-color: var(--border-2);
  transition:
    border-color 160ms,
    box-shadow 160ms;
}
.tile:hover .thumb {
  border-color: var(--accent);
  box-shadow: var(--shadow-sheet);
}
.tile:hover .tile__title {
  color: var(--accent);
  text-decoration: underline;
}
.tile__caption {
  display: block;
  margin-top: var(--sp-3);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.tile__title {
  font-size: var(--fs-3);
  font-weight: var(--weight-strong);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  overflow-wrap: anywhere;
}
.tile__detail {
  display: block;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* an id wraps rather than lose its end, which is the word that tells a die apart */
.tile__detail.mono {
  white-space: normal;
  overflow-wrap: anywhere;
}
.tile__detail .t3 {
  color: var(--text-3);
}
/* the smallest tiles are for scanning pictures: their captions keep only the first line */
:root[data-tile="s"] .tile__detail {
  display: none;
}
:root[data-tile="s"] .tile__title {
  -webkit-line-clamp: 1;
}
.tile--current .thumb {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.tile--current .tile__title {
  font-weight: var(--weight-strong);
}
/* a die drawn alone: its pieces in the text colour, holes and slits lighter, on paper */
.die-outline {
  display: block;
}
.die-outline path {
  fill: none;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.die-outline .piece {
  stroke: var(--die-edge);
  stroke-width: 1.5;
}
.die-outline .hole,
.die-outline .slit {
  stroke: var(--die-cutout);
  stroke-width: 1;
}
.tile__meta {
  display: block;
  color: var(--text-3);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
}
/* families of dies flow across the width, each a block of its own tiles at the chosen size */
.families {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, calc(var(--tile) * 2.2)), 1fr));
  gap: var(--sp-8);
  align-items: start;
  padding-top: var(--sp-4);
}
.families > .group,
.families > .group + .group {
  margin: 0;
}
.families .gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, calc(var(--tile) * 0.65)), 1fr));
  gap: var(--sp-3);
}
.families .gallery > li {
  width: auto;
}
.tile .chip {
  height: calc(18px * var(--scale));
  margin-top: var(--sp-1);
  font-size: var(--fs-1);
}

/* inspector readouts */
.readout {
  display: grid;
  grid-template-columns: minmax(70px, 0.8fr) minmax(0, 1.4fr) auto;
  align-items: center;
  min-height: var(--ctl);
  column-gap: var(--sp-2);
}
.readout > .label {
  font-size: var(--fs-2);
  color: var(--text-2);
}
.readout > .value {
  text-align: right;
  font-family: var(--font-mono);
  font-size: var(--fs-3m);
  overflow-wrap: anywhere;
}
.readout > .value--text {
  font-family: var(--font-ui);
  font-size: var(--fs-3);
}
.readout > .unit {
  font-size: var(--fs-1);
  color: var(--text-3);
}
.readout__note {
  grid-column: 2 / -1;
  text-align: right;
  font-size: var(--fs-1);
  line-height: var(--lh-1);
}
.inspector h2 {
  font-size: var(--fs-2);
  font-weight: var(--weight-strong);
  color: var(--text-2);
  margin: var(--sp-2) 0 var(--sp-1);
  padding-top: var(--sp-2);
  border-top: var(--rule) solid var(--border-2);
}
.inspector h2:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.inspector .note {
  margin: 0 0 var(--sp-1);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.inspector__close {
  float: right;
}
/* the declaration and cuts beside a die's drawing */
.facts {
  display: grid;
  gap: var(--sp-2);
  align-content: start;
}
.facts h2 {
  margin: 0 0 var(--sp-1);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  font-weight: var(--weight-strong);
  color: var(--text-2);
}
.facts > .table {
  justify-self: start;
}
.facts--declaration {
  width: calc(320px * var(--scale));
  max-width: 100%;
}

/* preview and overlays: layers of one box filling what main leaves. The picture is contained
   and the SVGs meet the same viewBox, so both centre the page alike; the frame is the page on
   paper white, there before the picture arrives. The layers fit the page 16 px inside the box,
   and the box is a window onto the die: a mark reaching past the page, such as an artwork's
   extent, shows up to the box's edge on every side. */
.main--preview {
  display: grid;
  grid-template:
    "header" auto "tools" auto "preview" minmax(calc(240px * var(--scale)), 1fr)
    "caption" auto "strip" auto / minmax(0, 1fr);
}
.main--preview > .page-header {
  grid-area: header;
}
.preview {
  grid-area: preview;
  position: relative;
  overflow: hidden;
}
.preview > img,
.preview > svg {
  position: absolute;
  inset: var(--sp-4);
  width: calc(100% - 2 * var(--sp-4));
  height: calc(100% - 2 * var(--sp-4));
}
.preview > img {
  object-fit: contain;
}
.preview > svg {
  overflow: visible;
  pointer-events: none;
}
.preview__frame path {
  fill: var(--paper);
  stroke: var(--border-2);
  vector-effect: non-scaling-stroke;
}
.preview-caption {
  grid-area: caption;
  margin: var(--sp-2) 0 0;
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  color: var(--text-3);
}
/* the filmstrip of the design's patches: a row under the preview, or a column beside it
   where the window is wide, each a fixed-width tile; the current patch is marked */
.filmstrip {
  grid-area: strip;
  display: flex;
  gap: var(--sp-2);
  margin: var(--sp-3) 0 0;
  padding: 0 0 var(--sp-1);
  list-style: none;
  overflow-x: auto;
}
.filmstrip > li {
  flex: none;
  width: calc(88px * var(--scale));
}
.filmstrip .tile__caption {
  font-size: var(--fs-1);
  line-height: var(--lh-1);
}
/* main is the size container, so its own layout follows the window: with the details panel
   at its widest, 1600 px leaves main about 1100 px */
/* a die's drawing has no picture: the frame is its canvas on paper white, about 360 px high
   and taller on a tall window, beside its declaration, its cuts and its history, which take
   the rest of the row; a narrower main lays them out two by two */
.die-top {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: var(--sp-6) var(--sp-8);
  align-items: start;
}
.die-top > .section {
  margin-top: 0;
  min-width: 0;
}
.die-top .table {
  max-width: 100%;
}
/* a die's drawing is as wide as its paper and no wider, whatever sits beneath it, so that its
   marks, which fill it, lie on the paper */
.drawing {
  position: relative;
  width: fit-content;
  max-width: 100%;
}
.drawing > .preview__frame {
  position: static;
  display: block;
  height: clamp(calc(360px * var(--scale)), 32vh, calc(520px * var(--scale)));
  width: auto;
  max-width: 100%;
}
.drawing > svg:not(.preview__frame) {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}
/* a die's cut ids on its drawing: dark on paper, with a paper edge that keeps them clear of the
   lines they sit on; a slit's label sits beside its line */
.cut-label {
  font-family: var(--font-mono);
  fill: var(--ov-halo);
  stroke: var(--paper);
  stroke-width: 0.3;
  paint-order: stroke;
  text-anchor: middle;
  dominant-baseline: central;
}
.cut-label--slit {
  text-anchor: start;
  dominant-baseline: auto;
  transform: translate(0.6em, -0.3em);
  transform-box: fill-box;
}
.ov path,
.ov use {
  fill: none;
  vector-effect: non-scaling-stroke;
  stroke-linejoin: round;
  stroke-linecap: butt;
}
.ov .halo {
  stroke: var(--ov-halo);
}
/* the knife lines wear a paper halo outside the dark one, so they read on magenta art too */
.ov .halo--paper {
  stroke: var(--paper);
}
/* dash patterns go on both halo and core, so a dashed guide never sits on a solid dark line */
.ov-cut .halo {
  stroke-width: calc(var(--ov-w-cut) + 2);
}
.ov-cut .halo--paper {
  stroke-width: calc(var(--ov-w-cut) + 4);
}
.ov-cut .core {
  stroke: var(--ov-cut);
  stroke-width: var(--ov-w-cut);
}
.ov-hole .halo {
  stroke-width: calc(var(--ov-w-hole) + 2);
}
.ov-hole .halo--paper {
  stroke-width: calc(var(--ov-w-hole) + 4);
}
.ov-hole .core {
  stroke: var(--ov-hole);
  stroke-width: var(--ov-w-hole);
}
.ov-bleed .halo {
  stroke-width: calc(var(--ov-w-bleed) + 2);
}
.ov-bleed .core {
  stroke: var(--ov-bleed);
  stroke-width: var(--ov-w-bleed);
}
.ov-cell .halo {
  stroke-width: calc(var(--ov-w-cell) + 2);
}
.ov-cell .core {
  stroke: var(--ov-cell);
  stroke-width: var(--ov-w-cell);
}
.ov-extent .halo {
  stroke-width: calc(var(--ov-w-extent) + 2);
}
.ov-extent .core {
  stroke: var(--ov-extent);
  stroke-width: var(--ov-w-extent);
}
/* a die's text boxes lie on its waste, which is paper: mid-tones that read on white, a tint
   through which whatever a box wrongly lies over still shows, and a number set as a sheet might */
.text-box {
  fill-opacity: 0.22;
  stroke-width: var(--ov-w-text);
  stroke-linejoin: miter;
}
.text-box--left {
  fill: var(--ov-text-left);
  stroke: var(--ov-text-left);
}
.text-box--right {
  fill: var(--ov-text-right);
  stroke: var(--ov-text-right);
}
.text-box__number {
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  fill: var(--ov-text-ink);
  text-anchor: middle;
}
.swatch--text .text-box {
  fill-opacity: 1;
  stroke: none;
}
.text-swatch {
  display: inline-block;
  width: 0.7em;
  height: 0.7em;
  margin-right: var(--sp-1);
  border-radius: var(--radius-small);
}
.text-swatch--left {
  background: var(--ov-text-left);
}
.text-swatch--right {
  background: var(--ov-text-right);
}
.text-boxes td,
.text-boxes th {
  font-variant-numeric: tabular-nums;
}
.drawing-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
}
/* a die's text boxes read out beneath its drawing, no wider than a line of text reads well */
.drawing-text-boxes {
  margin-top: var(--sp-6);
  max-width: 44ch;
}
.drawing-text-boxes h2 {
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-2);
}
.drawing-text-boxes .note {
  margin-top: var(--sp-2);
}
.ov-bleed use {
  stroke-dasharray: 6 3;
}
.ov-cell use {
  stroke-dasharray: 10 4;
}
.ov-extent use {
  stroke-dasharray: 2 3 6 3;
}

/* matrix: a row per design, a column per device or shape, opening into a column per die; the
   table takes the width main has, so a wide window gets wider cells rather than a gap */
.matrix {
  border-collapse: collapse;
  width: 100%;
  font-size: var(--fs-1);
}
.matrix th,
.matrix td {
  padding: 0;
  border-bottom: var(--rule) solid var(--border-2);
}
.matrix td {
  width: calc(40px * var(--scale));
  min-width: calc(40px * var(--scale));
  height: calc(40px * var(--scale));
  text-align: center;
  vertical-align: middle;
}
.matrix td.die {
  width: calc(24px * var(--scale));
  min-width: calc(24px * var(--scale));
}
.matrix thead th {
  position: sticky;
  z-index: 2;
  background: var(--bg-inset);
}
.matrix thead tr:first-child th {
  top: 0;
  height: calc(72px * var(--scale));
  border-bottom: var(--rule) solid var(--border-1);
  vertical-align: middle;
}
.matrix thead tr:first-child th button {
  display: block;
  min-width: calc(112px * var(--scale));
  width: 100%;
  height: calc(72px * var(--scale));
  padding: var(--sp-2);
  border: 0;
  background: none;
  color: var(--text-1);
  font: var(--weight-strong) var(--fs-1)/1.4 var(--font-ui);
  cursor: pointer;
  text-align: center;
}
.matrix thead tr:first-child th button:hover,
.matrix thead tr:first-child th button[aria-expanded="true"] {
  background: var(--bg-selected);
}
.matrix thead tr:last-child th {
  top: calc(72px * var(--scale));
  height: calc(32px * var(--scale));
  font-weight: var(--weight-text);
  white-space: nowrap;
}
.matrix thead tr:last-child th a {
  color: inherit;
  text-decoration: none;
}
.matrix tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  width: calc(200px * var(--scale));
  max-width: calc(200px * var(--scale));
  background: var(--bg-panel);
  text-align: left;
  padding: 0 var(--sp-3);
  font-family: var(--font-ui);
  font-weight: var(--weight-medium);
}
.matrix tbody th .row-head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.matrix tbody th .row-head span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.matrix tbody th a {
  color: inherit;
  text-decoration: none;
}
.matrix tbody th a:hover {
  color: var(--accent);
}
.matrix tfoot th,
.matrix tfoot td {
  position: sticky;
  bottom: 0;
  z-index: 2;
  height: calc(32px * var(--scale));
  background: var(--bg-inset);
  border-top: var(--rule) solid var(--border-1);
  border-bottom: 0;
  color: var(--text-2);
  font-weight: var(--weight-strong);
}
.matrix tfoot th {
  left: 0;
  z-index: 3;
  text-align: left;
  padding: 0 var(--sp-2);
}
.matrix col.family {
  border-left: var(--rule) solid var(--border-1);
}
.matrix col.is-col {
  background: var(--bg-selected);
}
.matrix tbody tr.is-row {
  background: var(--bg-selected);
}
.matrix tbody tr.is-row th {
  background: var(--bg-selected);
}
/* a mark is a box filled by its own border, not a background, so forced colours keep it */
.matrix .mark,
.legend-has {
  display: inline-block;
  width: calc(10px * var(--scale));
  height: calc(10px * var(--scale));
  border: calc(5px * var(--scale)) solid var(--accent);
  vertical-align: middle;
}
.matrix .mark--variant {
  width: calc(5px * var(--scale));
  height: calc(5px * var(--scale));
  border-width: calc(2.5px * var(--scale));
  margin-left: var(--sp-h);
}
.matrix .cell:empty::after,
.legend-none {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  border: 2px solid var(--border-1);
  border-radius: 50%;
  vertical-align: middle;
}
.matrix .cell a {
  display: block;
  height: 100%;
  color: var(--accent);
  text-decoration: none;
  line-height: var(--row);
}
.matrix .cell a .num {
  text-align: center;
}
.matrix .shaped a {
  font-weight: var(--weight-strong);
}
.matrix thead .matrix__corner {
  left: 0;
  z-index: 3;
  text-align: left;
  vertical-align: bottom;
  padding: 0 var(--sp-2);
  font-weight: var(--weight-strong);
  color: var(--text-2);
}
.matrix th.error,
.matrix .error {
  color: var(--error);
}
.matrix td[aria-current="true"],
.matrix th[aria-current="true"] {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.matrix-legend {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  flex-wrap: wrap;
  font-size: var(--fs-1);
}
/* the panel beside the matrix shows the patch under the cursor */
.matrix-panel {
  display: grid;
  align-content: start;
  gap: var(--sp-2);
}
.matrix-panel .thumb {
  width: 100%;
  aspect-ratio: 1;
}
.matrix-panel .thumb--empty {
  border-style: dashed;
  background: transparent;
}
.matrix-panel h2 {
  margin: 0;
  font-size: var(--fs-3);
  font-weight: var(--weight-strong);
}
.matrix-panel p {
  margin: 0;
  color: var(--text-2);
}

/* buttons: a variant keeps its own background on hover and press */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  height: var(--ctl);
  padding: 0 var(--sp-2);
  font: var(--fs-2)/1 var(--font-ui);
  white-space: nowrap;
  text-decoration: none;
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius);
  background: var(--bg-panel);
  color: var(--text-1);
  cursor: pointer;
  transition:
    background-color 140ms,
    border-color 140ms;
}
.btn:hover {
  background: var(--bg-hover);
}
.btn:active {
  background: var(--bg-inset);
}
.btn:disabled {
  opacity: 0.4;
  pointer-events: none;
}
.btn--md {
  height: var(--ctl-md);
  padding: 0 var(--sp-3);
  font-size: var(--fs-3);
}
.btn--primary,
.btn--primary:hover,
.btn--primary:active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text-on);
}
.btn--primary:hover {
  filter: brightness(0.92);
}
.btn--primary:active {
  filter: brightness(0.84);
}
.btn--danger,
.btn--danger:hover,
.btn--danger:active {
  border-color: transparent;
  background: transparent;
  color: var(--danger-quiet);
}
.btn--danger:hover,
.btn--danger:active {
  background: var(--error-bg);
  color: var(--error);
}
.btn--danger-confirm,
.btn--danger-confirm:hover,
.btn--danger-confirm:active {
  background: var(--error);
  border-color: var(--error);
  color: var(--error-bg);
}
.btn--danger-confirm:hover {
  filter: brightness(0.92);
}
.btn--danger-confirm:active {
  filter: brightness(0.84);
}
.btn--ghost {
  border-color: transparent;
  background: transparent;
  color: var(--text-2);
}
.btn--ghost:hover {
  color: var(--text-1);
}
/* the gap and the margin make the two spaces between a label and its key */
.btn kbd {
  margin-left: var(--sp-1);
}
.btn--primary kbd {
  color: inherit;
  border-color: currentColor;
}
kbd {
  display: inline-block;
  height: var(--icon);
  font: var(--fs-1)/var(--lh-1) var(--font-mono);
  color: var(--text-3);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-small);
  padding: 0 var(--sp-1);
}

/* fields: a form row's text input is a medium field, as in a dialog */
.field,
.select,
.form-row input:not([type="checkbox"], [type="radio"]) {
  height: var(--ctl);
  padding: 0 var(--sp-2);
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius);
  background: var(--bg-panel);
  color: var(--text-1);
  font: inherit;
}
.select {
  max-width: 24ch;
  font-size: var(--fs-2);
}
.field::placeholder,
.form-row input::placeholder {
  color: var(--text-3);
}
.field:disabled,
.form-row input:disabled {
  color: var(--text-3);
  background: var(--bg-inset);
}
.form-row input:not([type="checkbox"], [type="radio"]) {
  height: var(--ctl-md);
  width: 100%;
}
.field[aria-invalid="true"],
.form-row input[aria-invalid="true"] {
  border-color: var(--error);
}

/* chips */
.chip {
  display: inline-flex;
  align-items: center;
  height: var(--ctl);
  padding: 0 var(--sp-2);
  gap: var(--sp-1);
  border-radius: var(--radius);
  background: var(--bg-inset);
  font: var(--fs-2)/1 var(--font-mono);
  color: var(--text-2);
}
a.chip {
  text-decoration: none;
}
a.chip:hover {
  background: var(--bg-hover);
  color: var(--text-1);
}
.chip--warn {
  color: var(--warn);
  background: var(--warn-bg);
}

/* strips: an error at the top of the region it affects, in words first, the code after */
.strip {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-2);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.strip--error {
  background: var(--error-bg);
  color: var(--error);
}
.strip a {
  color: inherit;
}
.strip .code {
  opacity: 0.8;
  font-size: var(--fs-1);
}
/* an error page: what happened in words, the code small, and a way back */
.error-page {
  max-width: 64ch;
  margin-top: var(--sp-8);
}
.error-page h1 {
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-title-small);
  line-height: var(--lh-title-small);
  font-weight: var(--weight-strong);
}
.error-page p {
  margin: 0 0 var(--sp-2);
}
.error-page .disclosure {
  margin-top: var(--sp-4);
  overflow-wrap: anywhere;
}

/* toasts: bottom left, gone after 4 s unless hovered */
.toasts {
  position: fixed;
  left: var(--sp-2);
  bottom: var(--sp-2);
  z-index: 3;
  display: grid;
  gap: var(--sp-2);
}
.toast {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: var(--ctl-md);
  padding: var(--sp-1) var(--sp-2);
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-pop);
  font-size: var(--fs-3);
  animation:
    toast-enter 100ms ease-out,
    toast-leave 0s 4s forwards;
}
.toast:hover {
  animation-play-state: paused;
}
@keyframes toast-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}
@keyframes toast-leave {
  to {
    visibility: hidden;
  }
}

/* dialogs */
.dialog {
  width: calc(480px * var(--scale));
  max-width: calc(100vw - 2 * var(--sp-6));
  padding: var(--sp-6);
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius-panel);
  background: var(--bg-panel);
  color: var(--text-1);
  box-shadow: var(--shadow-pop);
}
.dialog[open] {
  animation: dialog-appear 80ms linear;
}
.dialog::backdrop {
  background: var(--backdrop);
}
.dialog__title {
  margin: 0 0 var(--sp-4);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--weight-strong);
}
.dialog__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-2);
  margin-top: var(--sp-6);
}
@keyframes dialog-appear {
  from {
    opacity: 0;
  }
}
.shortcuts {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: var(--sp-2) var(--sp-3);
  align-items: center;
  margin: 0;
}
.shortcuts dt {
  justify-self: end;
}
.shortcuts dd {
  margin: 0;
  color: var(--text-2);
}

/* overlay toggles */
.ovtoggle {
  display: inline-flex;
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius);
  overflow: hidden;
}
.ovtoggle button {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  height: var(--ctl);
  padding: 0 var(--sp-1);
  border: 0;
  border-right: var(--rule) solid var(--border-2);
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--text-2);
  font: var(--fs-2)/1 var(--font-ui);
}
.swatch {
  width: var(--icon);
  height: calc(var(--icon) / 2);
  flex: none;
}
.ovtoggle button:last-child {
  border-right: 0;
}
.ovtoggle button[aria-pressed="true"] {
  background: var(--bg-selected);
  color: var(--text-1);
  border-bottom-color: var(--accent);
}
.ovtoggle button[aria-pressed="false"] .swatch {
  opacity: 0.4;
}

/* compare: the versions before and after and the difference, as three panes side by side or
   one large pane (swipe, flip, changes). Each pane's picture is a stage of layers, as a preview
   is, and every stage takes one transform from the panes, so zoom and pan move them together
   and the layers of each stay aligned. */
.main--compare {
  display: grid;
  grid-template:
    "header" auto "revisions" auto "headline" auto "tools" auto "panes" minmax(260px, 1fr)
    "caption" auto / minmax(0, 1fr);
}
.main--compare > .page-header {
  grid-area: header;
}
.main--compare > .preview-caption {
  grid-area: caption;
}
.compare-headline {
  grid-area: headline;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-1) var(--sp-2);
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-2);
  color: var(--text-2);
}
.panes {
  grid-area: panes;
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-areas: "before after changes";
  gap: var(--sp-3);
  min-height: 0;
  --zoom: 1;
  --pan-x: 0px;
  --pan-y: 0px;
  --swipe: 50%;
}
.panes--single {
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "only";
}
.pane {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: var(--sp-1);
  margin: 0;
  min-width: 0;
  min-height: 0;
}
.pane--before {
  grid-area: before;
}
.pane--after {
  grid-area: after;
}
.pane--changes {
  grid-area: changes;
}
.pane__label {
  display: flex;
  align-items: baseline;
  gap: var(--sp-1);
  min-width: 0;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  white-space: nowrap;
  padding-block: var(--sp-1);
  overflow: hidden;
}
.pane__role {
  font-weight: var(--weight-strong);
}
.pane__subject {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* a pane's picture is its own grid's second row, not the preview area of the patch page */
.pane .preview {
  grid-area: auto;
  position: relative;
  overflow: hidden;
  touch-action: none;
}
.panes--single .pane .preview > img {
  position: absolute;
  inset: var(--sp-4);
  width: calc(100% - 2 * var(--sp-4));
  height: calc(100% - 2 * var(--sp-4));
  object-fit: contain;
}
.stage {
  position: absolute;
  inset: 0;
  transform-origin: 0 0;
  transform: translate(var(--pan-x), var(--pan-y)) scale(var(--zoom));
}
.stage > img,
.stage > svg {
  position: absolute;
  inset: var(--sp-4);
  width: calc(100% - 2 * var(--sp-4));
  height: calc(100% - 2 * var(--sp-4));
}
.stage > img {
  object-fit: contain;
}
.stage > svg {
  overflow: visible;
  pointer-events: none;
}
/* a patch shown turned, as a sheet may print it: the picture's box is the stage's with its sides
   exchanged, turned a quarter clockwise about the stage's centre, so the picture lies where the
   marks, whose own frame is turned, are drawn */
[data-turned] .stage {
  container-type: size;
}
[data-turned] .stage > img {
  inset: auto;
  left: 50%;
  top: 50%;
  width: calc(100cqh - 2 * var(--sp-4));
  height: calc(100cqw - 2 * var(--sp-4));
  transform: translate(-50%, -50%) rotate(90deg);
}
.pane__message {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: var(--sp-6);
  text-align: center;
  color: var(--text-2);
  font-size: var(--fs-3);
}
/* the difference lies over the version after in grey, at 30 %, the only colour in the pane */
.ground--faded {
  filter: grayscale(1);
  opacity: 0.3;
}
.is-strong .difference {
  filter: url(#strong-only);
}
.ov-was .halo {
  stroke-width: calc(var(--ov-w-cut) + 2);
}
.ov-was .core {
  stroke: var(--ov-cut);
  stroke-width: var(--ov-w-cut);
}
.ov-was use {
  stroke-dasharray: 4 3;
}
/* swipe: the version after over the version before, revealed right of the divider */
.panes[data-view="swipe"],
.panes[data-view="flip"],
.panes[data-view="changes"] {
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "stack";
}
.panes[data-view="swipe"] .pane--before,
.panes[data-view="swipe"] .pane--after,
.panes[data-view="flip"] .pane--before,
.panes[data-view="flip"] .pane--after,
.panes[data-view="changes"] .pane--changes {
  grid-area: stack;
}
.panes[data-view="swipe"] .pane--changes,
.panes[data-view="flip"] .pane--changes,
.panes[data-view="changes"] .pane--before,
.panes[data-view="changes"] .pane--after {
  display: none;
}
.panes[data-view="swipe"] .pane--after .pane__label {
  justify-content: flex-end;
  width: calc(50% - var(--sp-2));
  margin-left: auto;
}
.panes[data-view="swipe"] .pane--after .preview {
  clip-path: inset(0 0 0 var(--swipe));
  background: transparent;
}
.panes[data-view="swipe"] .pane--after .preview__frame {
  display: none;
}
.panes[data-view="swipe"]::after {
  content: "";
  position: absolute;
  top: calc(var(--lh-2) + 3 * var(--sp-1));
  bottom: 0;
  left: var(--swipe);
  width: 2px;
  margin-left: calc(-1 * var(--rule));
  background: var(--accent);
  pointer-events: none;
}
.swipe {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  width: 100%;
  margin: 0;
  accent-color: var(--accent);
}
/* flip: the version after, or the version before while it is held; the label says which */
.panes[data-view="flip"]:not(.is-before) .pane--before,
.panes[data-view="flip"].is-before .pane--after {
  visibility: hidden;
}
.flip {
  position: absolute;
  left: 50%;
  bottom: var(--sp-2);
  z-index: 2;
  transform: translateX(-50%);
  box-shadow: var(--shadow-pop);
}

/* the versions to compare: a row each, a radio for before and after, the chosen rows marked
   at their edge, the version after in the accent */
.versions__table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}
.versions__table th {
  padding: 0 0 var(--sp-1);
  font-size: var(--fs-1);
  font-weight: var(--weight-text);
  color: var(--text-3);
  text-align: left;
}
.versions__table th:first-child {
  width: auto;
}
.versions__table .versions__pick {
  width: calc(48px * var(--scale));
  text-align: center;
}
.versions__row td {
  padding: var(--sp-1) 0;
  border-top: var(--rule) solid var(--border-2);
  vertical-align: middle;
}
.versions__row.is-before td:first-child {
  box-shadow: inset 3px 0 0 var(--text-3);
}
.versions__row.is-after td:first-child {
  box-shadow: inset 3px 0 0 var(--accent);
}
.versions__version {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-width: 0;
}
.versions__row td.versions__version {
  padding-left: var(--sp-2);
}
.versions__thumb {
  flex: none;
}
.versions__row--absent .versions__thumb,
.versions__row--unreadable .versions__thumb {
  border-style: dashed;
  background: transparent;
}
.versions__text {
  display: grid;
  min-width: 0;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.versions__name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.versions__subject {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-2);
}
.versions__note {
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  color: var(--text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.versions__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-top: var(--sp-2);
}
.versions.is-live [data-versions-submit] {
  display: none;
}
.inspector--compare {
  width: calc(var(--inspector) + 40px * var(--scale));
}

/* what changed, in words and measured */
.changes-said {
  margin: 0;
  padding-left: 1.2em;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.changes-said li + li {
  margin-top: var(--sp-1);
}
.where__headline {
  margin: 0 0 var(--sp-1);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.where__zones {
  width: 100%;
  font-size: var(--fs-1);
}
.regions {
  display: grid;
  gap: var(--sp-h);
  margin: var(--sp-1) 0 0;
  padding: 0;
  list-style: none;
}
.region {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  width: 100%;
  padding: var(--sp-h) var(--sp-1);
  border: 0;
  border-radius: var(--radius);
  background: none;
  color: var(--text-1);
  font: var(--fs-2)/var(--lh-2) var(--font-ui);
  text-align: left;
}
.region:hover,
.region[aria-current="true"] {
  background: var(--bg-selected);
}
.region__number {
  min-width: 1.6em;
  font-family: var(--font-mono);
  color: var(--text-2);
}
/* a zone's colour: a box filled by its own border, so forced colours keep it */
.zone {
  display: inline-block;
  width: calc(10px * var(--scale));
  height: calc(10px * var(--scale));
  margin-right: var(--sp-1);
  border: calc(5px * var(--scale)) solid;
  border-radius: var(--radius-small);
  vertical-align: middle;
}
.zone--on_patch {
  border-color: var(--diff-patch);
}
.zone--on_cut {
  border-color: var(--diff-cut);
}
.zone--cut_away {
  border-color: var(--diff-cutaway);
}
.zone--not_printed {
  border-color: var(--diff-outside);
}
.legend {
  display: grid;
  gap: var(--sp-h);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.legend__controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-1);
}
.check {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--fs-2);
}
/* a design's comparison: each tile the patch after, greyed under its difference where it changed */
.thumb--compare > .difference {
  z-index: 1;
}

/* Navigation and page hierarchy */
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 20;
  padding: var(--sp-3);
  background: var(--bg-panel);
}
.skip-link:focus {
  top: 8px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  color: var(--text-1);
  text-decoration: none;
  font-weight: var(--weight-heading);
  white-space: nowrap;
  line-height: 1.15;
  font-size: var(--fs-4);
  letter-spacing: var(--tracking-title);
}
.brand__mark {
  display: block;
  flex: none;
  width: calc(40px * var(--scale));
  height: calc(40px * var(--scale));
}
.eyebrow {
  line-height: var(--lh-1);
  font-weight: var(--weight-strong);
  text-transform: uppercase;
  color: var(--text-3);
  font-size: var(--fs-1);
  letter-spacing: var(--tracking-label);
  margin: 0 0 var(--sp-2);
}
.account-menu {
  position: relative;
  margin-top: var(--sp-3);
  border-top: var(--rule) solid var(--border-2);
  padding: var(--sp-3) var(--sp-2) 0;
}
.account-menu > summary {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: var(--ctl-md);
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-2);
}
.account-menu > summary::-webkit-details-marker {
  display: none;
}
.avatar {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bg-inset);
  color: var(--text-2);
  font-weight: var(--weight-heading);
}
.account-menu__panel {
  position: absolute;
  z-index: 10;
  bottom: calc(100% + 10px);
  left: 0;
  width: 250px;
  display: grid;
  padding: var(--sp-3);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-panel);
  box-shadow: var(--shadow-pop);
}
.account-menu__panel > a,
.account-menu__panel .btn {
  padding: var(--sp-2);
  color: var(--text-1);
  text-decoration: none;
  justify-content: flex-start;
  font-size: var(--fs-2);
  border-radius: var(--radius);
}
.account-menu__panel a:hover {
  background: var(--bg-hover);
}
.view-tabs,
.page-tabs {
  display: flex;
  gap: var(--sp-1);
}
.view-tabs {
  padding: 0;
  border-bottom: var(--rule) solid var(--border-1);
  background: transparent;
}
.view-tabs a,
.view-tabs button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  border-radius: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  color: var(--text-2);
  text-decoration: none;
  font-size: var(--fs-2);
  font-weight: var(--weight-medium);
}
.view-tabs a[aria-current],
.view-tabs button[aria-pressed="true"] {
  border-bottom-color: var(--accent);
  color: var(--text-1);
  font-weight: var(--weight-heading);
}
.page-tabs {
  margin: 0 0 var(--sp-4);
  border-bottom: var(--rule) solid var(--border-2);
  gap: var(--sp-6);
}
.page-tabs a {
  padding: var(--sp-3) 0;
  text-decoration: none;
  color: var(--text-2);
  border-bottom: 2px solid transparent;
  font-weight: var(--weight-medium);
  min-height: 44px;
}
.page-tabs a[aria-current] {
  border-color: var(--accent);
  color: var(--accent);
}
.page-tabs .count {
  margin-left: var(--sp-2);
  font-size: var(--fs-2);
  font-family: var(--font-mono);
}
.breadcrumbs {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  font-size: var(--fs-2);
  margin-bottom: var(--sp-2);
  color: var(--text-3);
  flex-wrap: wrap;
}
.breadcrumbs a {
  color: var(--text-2);
  text-decoration: none;
}
.breadcrumbs a:hover {
  color: var(--accent);
}
/* Search belongs ahead of sorting and presentation controls. */
.browse-form {
  gap: var(--sp-3);
  min-height: 0;
  align-items: center;
  border-bottom: var(--rule) solid var(--border-2);
  padding: var(--sp-4) 0;
  border-top: var(--rule) solid var(--border-2);
}
.search-field {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex: 1 1 240px;
  max-width: 520px;
  min-width: 160px;
  background: var(--bg-panel);
  padding: 0 var(--sp-3);
  border: var(--rule) solid var(--border-1);
  border-radius: var(--radius);
}
.search-field > span[aria-hidden] {
  font-size: var(--fs-title-small);
  color: var(--text-3);
}
.search-field .field {
  width: 100%;
  min-width: 0;
  border: 0;
  padding: 0;
  background: transparent;
  height: var(--ctl-md);
}
.search-field:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.search-field .field:focus-visible {
  outline: none;
}
.filterbar__die .select {
  max-width: 28ch;
}
.results-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--fs-2);
  color: var(--text-2);
  min-width: 0;
  flex-wrap: wrap;
  padding: var(--sp-4) 0;
}
.results-bar__end {
  margin-left: auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.active-filters {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding-top: var(--sp-3);
  font-size: var(--fs-2);
  color: var(--text-2);
  flex-wrap: wrap;
}
.active-filters .eyebrow {
  margin: 0;
}
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-2);
  color: var(--accent);
  background: var(--bg-selected);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius);
  text-decoration: none;
}
.filter-chip:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.empty--search {
  padding: var(--sp-8);
  text-align: center;
  border: var(--rule) dashed var(--border-1);
  border-radius: var(--radius-panel);
}
.gallery > li {
  min-width: 0;
}
.tile__more {
  display: inline-flex;
  gap: var(--sp-2);
  margin-top: var(--sp-1);
  font-size: var(--fs-1);
  text-decoration: none;
}
.design-name > a {
  font-weight: var(--weight-medium);
}
.matrix-scroll,
.table-scroll {
  overflow: auto;
  max-width: 100%;
}
.matrix-scroll {
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius);
}
/* the matrix fills what the window leaves below the library's heading and filters */
.main--matrix {
  display: flex;
  flex-direction: column;
}
.main--matrix > * {
  flex: none;
}
.main--matrix > .matrix-scroll {
  flex: 1 1 0;
  min-height: calc(240px * var(--scale));
}
/* The canvas is a working surface, with its tools in reach. */
.canvas-tools {
  grid-area: tools;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: var(--sp-2) 0 var(--sp-3);
}
.canvas-tools__end {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.main--preview > .preview {
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-canvas);
}
.main--preview .page-header h1 {
  font-size: var(--fs-5);
  line-height: var(--lh-5);
  letter-spacing: var(--tracking-heading);
}
.main--preview .page-header {
  align-items: center;
}
.main--preview .filmstrip {
  padding: var(--sp-2) var(--sp-h);
}
.details-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--sp-4);
}
.details-heading h2 {
  margin: 0;
  font-size: var(--fs-4);
  color: var(--text-1);
  border: 0;
}
.disclosure {
  border-top: var(--rule) solid var(--border-2);
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
}
.disclosure > summary {
  cursor: pointer;
  font-size: var(--fs-2);
  font-weight: var(--weight-strong);
  padding: var(--sp-1) 0;
}
.disclosure[open] > summary {
  margin-bottom: var(--sp-2);
}
.inspector .disclosure .readout {
  min-height: 30px;
}
/* Tables and smaller screens keep information inside their own region. */

.browse-form.is-live .browse-submit {
  display: none;
}
.preview-loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--bg-inset);
  color: var(--text-2);
  font-size: var(--fs-2);
  z-index: 2;
}
[data-preview-state="loading"] > svg {
  visibility: hidden;
}
.preview-die {
  font-size: var(--fs-1);
}

.die-picker {
  position: relative;
  z-index: 3;
}
.die-picker summary {
  list-style: none;
  cursor: pointer;
}
.die-picker__list {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  display: grid;
  min-width: 280px;
  max-width: 85vw;
  max-height: 50vh;
  overflow: auto;
  padding: var(--sp-2);
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-pop);
}
.die-picker__list a {
  display: block;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-2);
  color: var(--text-1);
  text-decoration: none;
  border-radius: var(--radius);
}
.die-picker__list a:hover,
.die-picker__list a[aria-current] {
  background: var(--bg-selected);
}
.zoom-level {
  color: var(--text-2);
  font-size: var(--fs-2);
  min-width: 4ch;
}
[data-viewer] {
  --zoom: 1;
  --pan-x: 0px;
  --pan-y: 0px;
  touch-action: none;
}
.canvas-notice {
  position: absolute;
  z-index: 2;
  inset: auto 12px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  padding: var(--sp-2);
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius);
  color: var(--text-2);
  font-size: var(--fs-2);
}
[data-stage-box][data-preview-state="loading"] .stage > svg,
[data-stage-box][data-preview-state="failed"] .stage > svg {
  visibility: hidden;
}
.detail-link {
  display: block;
  margin-bottom: var(--sp-3);
  font-size: var(--fs-2);
  text-decoration: none;
}
.is-details-hidden > .inspector {
  display: none;
}

/* Version selection stays beside the pictures it controls. */
.revision-pair {
  grid-area: revisions;
  display: flex;
  align-items: end;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.revision-pair label {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: var(--sp-1);
  font-weight: var(--weight-strong);
  font-size: var(--fs-2);
}
.revision-pair select {
  width: 100%;
  font-weight: var(--weight-text);
}
.revision-swap {
  flex: none;
  font-size: var(--fs-4);
}
.main--compare > .canvas-tools {
  grid-area: tools;
}
.panes[data-view="sbs"] {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-areas: "before after";
}
.panes[data-view="sbs"]:not(.has-difference) .pane--changes {
  display: none;
}
.panes[data-view="sbs"].has-difference {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-areas: "before after changes";
}
.difference-toggle {
  margin-left: auto;
  font-size: var(--fs-2);
}

/* Supporting pages share the same reading order: subject, context, then technical detail. */
.settings-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
  gap: var(--sp-8);
  max-width: 1100px;
  padding-top: var(--sp-6);
}
.backend-options {
  display: grid;
  gap: var(--sp-3);
}
.backend-card,
.account-card {
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  padding: var(--sp-4);
}
.backend-card:has(input:checked) {
  border-color: var(--accent);
  background: var(--bg-selected);
}
.backend-card__heading {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.backend-card__heading label {
  flex: 1;
  font-weight: var(--weight-strong);
}
.connection-facts {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--sp-2) var(--sp-4);
  font-size: var(--fs-2);
}
.connection-facts dt {
  color: var(--text-2);
}
.connection-facts dd {
  margin: 0;
  overflow-wrap: anywhere;
}
.account-card {
  align-self: start;
}
.account-links {
  display: grid;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}
.panel__intro {
  margin-bottom: var(--sp-6);
}
.activity-entry h3 a {
  color: inherit;
  text-decoration: none;
}
.activity-entry h3 a:hover {
  color: var(--accent);
}
.changed-files {
  display: grid;
  gap: var(--sp-2);
  padding: 0;
  list-style: none;
  font-size: var(--fs-2);
}
.changed-files li {
  display: flex;
  align-items: start;
  gap: var(--sp-2);
}
.changed-files .mono {
  overflow-wrap: anywhere;
  min-width: 0;
}
.activity-feed {
  list-style: none;
  margin: 0;
  padding: 0;
}
.activity-entry {
  padding: var(--sp-6);
  background: var(--bg-panel);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  margin-bottom: var(--sp-3);
}
.activity-entry__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-4);
}
.activity-entry__heading h3 {
  font-size: var(--fs-4);
  margin: 0;
  font-weight: var(--weight-strong);
}
.activity-entry__heading time,
.activity-entry__meta {
  color: var(--text-2);
  font-size: var(--fs-2);
}
.activity-entry__heading time {
  white-space: nowrap;
}
.activity-entry__meta {
  margin: var(--sp-1) 0 var(--sp-4);
}
.activity-feed--compact .activity-entry {
  padding: var(--sp-4);
}
.activity-feed--compact .activity-entry__meta {
  margin-bottom: 0;
}
.branch-details {
  min-width: 0;
}
.die-top .facts {
  background: var(--bg-panel);
  border-radius: var(--radius-panel);
  border: var(--rule) solid var(--border-2);
  padding: var(--sp-4);
}
.impact-summary {
  font-weight: var(--weight-strong);
  margin: 0 0 var(--sp-2);
}
.patch-impacts {
  padding: 0;
  list-style: none;
  margin: 0;
}
.patch-impacts li {
  border-top: var(--rule) solid var(--border-2);
  padding: var(--sp-3) 0;
}
.patch-impacts a {
  font-weight: var(--weight-strong);
  text-decoration: none;
}
.patch-impacts p {
  margin: var(--sp-1) 0 0;
  color: var(--text-2);
}
.impact-state {
  margin-left: var(--sp-2);
  font-size: var(--fs-1);
}
.activity-detail {
  max-width: 850px;
}

.notice {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
  align-items: baseline;
  padding: var(--sp-4);
  margin-bottom: var(--sp-6);
  border-left: 3px solid var(--warn);
  background: var(--warn-bg);
  font-size: var(--fs-2);
}
.notice a {
  margin-left: auto;
}
.page-footnote {
  color: var(--text-3);
  font-size: var(--fs-1);
  margin: var(--sp-8) 0 0;
}
.tile__availability {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--fs-1);
  color: var(--text-2);
  margin-top: var(--sp-1);
}
.tile__availability > span:last-child {
  margin-left: auto;
  color: var(--text-3);
}
.account-menu__arrow {
  margin-left: auto;
}
.sort-field {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.sort-field__label {
  white-space: nowrap;
  color: var(--text-3);
  font-size: var(--fs-1);
}
.sort-field .select {
  border-color: transparent;
  background-color: transparent;
  color: var(--text-2);
}
.sort-field .select:hover {
  border-color: var(--border-1);
  background-color: var(--bg-panel);
}
.empty-state {
  padding: var(--sp-8);
  border: var(--rule) dashed var(--border-1);
  border-radius: var(--radius);
  text-align: center;
  color: var(--text-2);
}
.empty-state h2 {
  color: var(--text-1);
  font-size: var(--fs-4);
  font-weight: var(--weight-medium);
}

/* The native select remains the complete no-script device chooser. */
[data-die-chooser].is-enhanced .native-die {
  display: none;
}
.die-chooser-trigger {
  justify-content: space-between;
  min-width: 160px;
  max-width: 300px;
}
[data-die-label] {
  overflow: hidden;
  text-overflow: ellipsis;
}
.die-dialog {
  width: min(560px, calc(100vw - 32px));
  max-height: min(720px, calc(100dvh - 48px));
  padding: var(--sp-6);
}
.dialog-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}
.dialog-heading h2 {
  margin: 0;
  font-size: var(--fs-5);
  letter-spacing: var(--tracking-heading);
}
.die-dialog > .search-field {
  max-width: none;
}
.die-dialog .view-tabs {
  margin: var(--sp-4) 0;
  width: fit-content;
}
.die-dialog__options {
  display: grid;
  max-height: 360px;
  overflow: auto;
  gap: var(--sp-h);
}
.die-dialog__options button {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-3);
  align-items: center;
  min-height: var(--ctl-md);
  padding: var(--sp-2) var(--sp-3);
  border: 0;
  border-radius: var(--radius);
  text-align: left;
  background: transparent;
  color: var(--text-1);
  font: var(--fs-2)/1.5 var(--font-ui);
  cursor: pointer;
}
.die-dialog__options button:hover,
.die-dialog__options button[aria-pressed="true"] {
  background: var(--bg-selected);
  color: var(--accent);
}
.die-dialog__options small {
  color: var(--text-3);
  font-size: var(--fs-1);
}
.matrix-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}
.matrix-panel__state {
  padding: var(--sp-3);
  background: var(--bg-inset);
  border-radius: var(--radius);
  font-size: var(--fs-2);
}
.matrix .cell-unknown {
  color: var(--warn);
}
.matrix .cell-absent {
  color: var(--text-3);
  font-size: var(--fs-2);
}

/* A design's range is visible before any individual patch is inspected. */
.range-summary {
  padding: 0 var(--sp-4);
  margin-bottom: var(--sp-6);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-panel);
}
.range-summary[open] {
  padding-bottom: var(--sp-4);
}
.range-summary__heading {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-3);
  min-height: 60px;
  padding-block: var(--sp-3);
  list-style: none;
  cursor: pointer;
}
.range-summary__heading::-webkit-details-marker {
  display: none;
}
.range-summary__counts {
  color: var(--text-2);
  font-size: var(--fs-1);
}
.range-summary__toggle {
  margin-left: auto;
  font-size: var(--fs-5);
  color: var(--accent);
}
.range-summary[open] .range-summary__toggle {
  transform: rotate(45deg);
}
.range-summary h2 {
  margin: 0;
  font-size: var(--fs-2);
  font-weight: var(--weight-strong);
}
.range-summary p {
  margin: 0;
  font-size: var(--fs-1);
  color: var(--text-3);
}
.range-availability {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: 0;
  margin: 0;
  list-style: none;
}
.range-availability a {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: 40px;
  padding: var(--sp-1) var(--sp-3);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius);
  color: var(--text-2);
  text-decoration: none;
  font-size: var(--fs-1);
  background: var(--bg-panel);
}
.range-availability [data-availability="present"] a > span:first-child {
  color: var(--accent);
}
.range-availability [data-availability="absent"] a {
  border-style: dashed;
  background: transparent;
}
.range-availability a:hover {
  color: var(--accent);
  border-color: var(--accent);
}
#patches-title + .group .section-title {
  font-size: var(--fs-4);
}

/* checks: the rules the library breaks, each with its counts and its worst cases pictured */
.chip--error {
  color: var(--error);
  background: var(--error-bg);
}
.chip--warning,
.chip--graded {
  color: var(--warn);
  background: var(--warn-bg);
}
.chip--notice {
  color: var(--info);
  background: var(--info-bg);
}
.chip--ok {
  color: var(--ok);
  background: var(--ok-bg);
}
.checks__loading {
  margin: var(--sp-6) 0;
  padding-block: var(--sp-4);
  border-top: var(--rule) solid var(--border-2);
}
.check-category + .check-category {
  margin-top: var(--sp-8);
}
.check-rules {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-6);
  margin: 0;
  padding: 0;
  list-style: none;
}
.check-rule {
  padding: var(--sp-4) 0 var(--sp-6);
  border-bottom: var(--rule) solid var(--border-2);
}
.check-rule__head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-3);
  margin-bottom: var(--sp-4);
  align-items: center;
}
.check-rule__title {
  line-height: var(--lh-4);
  font-weight: var(--weight-strong);
  color: var(--text-1);
  text-decoration: none;
  flex: 1 1 35%;
  font-size: var(--fs-3);
}
.check-rule__title:hover {
  color: var(--accent);
  text-decoration: underline;
}
.check-rule__counts {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
}
.check-rule__counts .chip {
  height: calc(22px * var(--scale));
  font-size: var(--fs-1);
}
.check-rule__reach {
  font-size: var(--fs-2);
}
.check-rule__all {
  margin-left: auto;
  font-size: var(--fs-2);
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
  font-weight: var(--weight-medium);
}
.check-rule__all:hover {
  text-decoration: underline;
}
.checks-unchecked {
  columns: calc(320px * var(--scale));
  margin: 0 0 var(--sp-3);
  padding-left: var(--sp-4);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.check-filter {
  min-height: 0;
  padding-block: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.check-list {
  margin-top: var(--sp-6);
}
.check-tile .tile__meta {
  margin-top: var(--sp-h);
  color: var(--text-2);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.check-panel__text {
  margin: 0 0 var(--sp-3);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
}
/* a finding drawn as patch-server draws one on a patch: an area at fault filled, an image's
   extent only outlined, in its severity's colour */
.problem {
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.problem.problem--error {
  stroke: var(--problem-error);
  fill: var(--problem-error);
}
.problem.problem--warning {
  stroke: var(--problem-warning);
  fill: var(--problem-warning);
}
.problem.problem--notice {
  stroke: var(--problem-notice);
  fill: var(--problem-notice);
}
.problem.problem--area {
  fill-opacity: 0.45;
  fill-rule: evenodd;
}
.problem.problem--extent {
  fill: none;
}
/* Representative cases scroll in one row; the rule's page holds every finding. */
.check-rule__samples {
  grid-template-columns: none;
  grid-template-rows: auto;
  grid-auto-flow: column;
  grid-auto-columns: calc(var(--tile) * 0.8);
  gap: var(--sp-4);
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: var(--sp-2);
  scroll-snap-type: x proximity;
}
.check-rule__samples > li {
  scroll-snap-align: start;
}
/* a patch's problems, heading its details: each a place to zoom to, its whole message shown once
   it is chosen; its mark on the preview drawn heavier than the rest */
.problems {
  margin-bottom: var(--sp-4);
}
.problem-list {
  display: grid;
  gap: var(--sp-h);
  margin: var(--sp-1) 0 0;
  padding: 0;
  list-style: none;
}
.problem-row {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  width: 100%;
  padding: var(--sp-1) var(--sp-2);
  border: 0;
  border-radius: var(--radius);
  background: none;
  color: var(--text-1);
  font: inherit;
  text-align: left;
}
button.problem-row {
  cursor: pointer;
}
button.problem-row:hover,
.problem-row[aria-current="true"] {
  background: var(--bg-selected);
}
.problem-row__text {
  display: grid;
  min-width: 0;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.problem-row__title {
  font-weight: var(--weight-medium);
  overflow-wrap: anywhere;
}
.problem-row__measure {
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}
.problem-row__message {
  display: none;
  margin-top: var(--sp-h);
  color: var(--text-2);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
}
.problem-row[aria-current="true"] .problem-row__message,
div.problem-row .problem-row__message {
  display: block;
}
.problems__notices {
  margin-top: var(--sp-2);
}
.ov-problem use {
  stroke-width: 2;
}
.ov-problem use.is-current {
  stroke-width: 4;
}
.ov-problem use.problem--area.is-current {
  fill-opacity: 0.6;
}
.swatch.ov-problem .halo {
  display: none;
}
.swatch.ov-problem .core {
  stroke: var(--problem-error);
  stroke-width: 2;
}
/* a patch's tile says what the checks find with it, under its caption */
.tile .tile__badge {
  margin-top: var(--sp-1);
}
/* a design's checks: each rule it breaks, its patches pictured, its files' and artworks' findings
   in words */
.check-group + .check-group {
  margin-top: var(--sp-8);
}
.check-group .section-title a {
  color: inherit;
  text-decoration: none;
}
.check-group .section-title a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.check-messages {
  margin: var(--sp-2) 0 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
}
.check-messages li + li {
  margin-top: var(--sp-1);
}

/* The selected library is persistent context, visible outside the navigation drawer. */
.topbar--non-main {
  background: var(--warn-bg);
  border-bottom-color: var(--warn);
}
.source-selector {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-width: 0;
  position: relative;
}
.source-selector__choice {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.source-selector__choice label {
  display: flex;
  align-items: center;
  color: var(--text-3);
}
.source-selector__choice select {
  width: clamp(140px, 14vw, 240px);
  max-width: 100%;
  min-width: 0;
  height: var(--ctl);
  font-size: var(--fs-2);
}
.source-selector__status {
  font-size: var(--fs-1);
  color: var(--text-2);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}
.sidebar__nav a[aria-current] .icon {
  color: var(--accent);
  opacity: 1;
}
.topbar__mobile-brand {
  display: none;
  color: var(--text-1);
  text-decoration: none;
  font-size: var(--fs-2);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  white-space: nowrap;
}
.has-js .source-selector > button {
  display: none;
}
.topbar:not(.topbar--non-main) .source-selector__status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok);
}

/* Artwork is a specimen on paper; the caption belongs to the same link without a card. */
.gallery .tile .thumb {
  border-radius: var(--radius-panel);
  border-color: var(--border-2);
}
.gallery .tile .thumb > img,
.gallery .tile .thumb > svg {
  inset: var(--sp-3);
  width: calc(100% - 2 * var(--sp-3));
  height: calc(100% - 2 * var(--sp-3));
}
.tile:hover .tile__availability > span:last-child {
  color: var(--accent);
}
.view-tabs .icon {
  width: 15px;
  height: 15px;
}
.view-tabs a[aria-current] {
  color: var(--accent);
}
.browse-form .search-field {
  background: var(--bg-panel);
}
.results-bar [role="status"] {
  white-space: nowrap;
}
.matrix-legend > span {
  white-space: nowrap;
}
.matrix tbody th,
.matrix .matrix__corner {
  min-width: calc(200px * var(--scale));
}
.matrix .row-head > .thumb {
  flex: none;
}
.matrix .row-head > a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.table tbody td {
  font-size: var(--fs-2);
}
.catalogue-table {
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-panel);
}
.catalogue-table th {
  top: 0;
}

/* Checks lead with severity, then offer a direct route to each group of rules. */
.check-summary {
  padding: var(--sp-6);
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-panel);
  margin-bottom: var(--sp-6);
}
.check-summary > .eyebrow {
  margin: 0 0 var(--sp-4);
}
.checks-totals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
}
.check-stat {
  display: flex;
  flex-direction: column-reverse;
  gap: var(--sp-1);
  padding-inline: var(--sp-6);
  border-left: var(--rule) solid var(--border-2);
}
.check-stat:first-child {
  padding-left: 0;
  border: 0;
}
.check-stat--error dd {
  color: var(--error);
}
.check-stat--warning dd {
  color: var(--warn);
}
.check-stat--notice dd {
  color: var(--info);
}
.check-stat dd {
  margin: 0;
  font-size: var(--fs-6);
  line-height: var(--lh-6);
  font-weight: var(--weight-strong);
  letter-spacing: var(--tracking-title);
  font-variant-numeric: tabular-nums;
}
.check-stat dt {
  font-size: var(--fs-2);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--text-2);
}
.check-stat--error dt > span {
  color: var(--error);
}
.check-stat--warning dt > span {
  color: var(--warn);
}
.check-stat--notice dt > span {
  color: var(--info);
}
.check-navigation {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  padding-bottom: var(--sp-4);
  border-bottom: var(--rule) solid var(--border-2);
}
.check-navigation .eyebrow {
  margin: 0 var(--sp-2) 0 0;
}
.check-navigation a {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2);
  color: var(--text-2);
  font-size: var(--fs-2);
  text-decoration: underline;
  text-decoration-color: var(--border-1);
}
.check-navigation a:hover {
  text-decoration-color: currentColor;
  color: var(--accent);
}
.check-navigation a > span {
  color: var(--text-3);
  font-size: var(--fs-1);
}
.check-category .section-title {
  scroll-margin-top: var(--sp-6);
  margin-bottom: var(--sp-4);
}
.check-category .section-title .count {
  margin-left: var(--sp-2);
  font-size: var(--fs-2);
}
.check-rule__metrics {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-3);
}
.check-rule__samples .tile__title {
  font-size: var(--fs-2);
}
.check-rule__samples .tile__detail,
.check-rule__samples .tile__meta {
  font-size: var(--fs-1);
  line-height: var(--lh-1);
}

/* Inspection keeps space for the artwork, with unambiguous version captions. */
.main--preview .page-header,
.main--compare .page-header {
  padding-block: var(--sp-4);
}
.main--compare .page-header h1 {
  font-size: var(--fs-5);
  line-height: var(--lh-5);
}
.breadcrumbs > a,
.breadcrumbs > span {
  min-width: 0;
}
.filmstrip .tile__title {
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  font-weight: var(--weight-medium);
}
.inspector .details-heading {
  margin-bottom: var(--sp-6);
}
.panes .preview {
  border: var(--rule) solid var(--border-2);
  border-radius: var(--radius-panel);
  background: var(--bg-canvas);
}
.pane__role,
.pane__label > .mono {
  flex: none;
}
.panes[data-view="swipe"] .pane--before .pane__label {
  width: calc(50% - var(--sp-2));
}
.where__table {
  max-width: 100%;
  overflow: auto;
}
.where__zones th,
.where__zones td {
  padding-inline: var(--sp-1);
  font-size: var(--fs-1);
}
.where__zones td:first-child {
  white-space: normal;
}

/* Content workspaces keep navigation and presentation controls close to their subject. */
.sidebar__label--group {
  margin-top: var(--sp-6);
  margin-bottom: var(--sp-1);
}
.workspace-heading {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  min-width: 0;
}
.workspace-heading h1 {
  margin: 0;
  font-size: var(--fs-5);
  line-height: var(--lh-5);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-title);
}
.workspace-heading > a {
  text-decoration: none;
  font-weight: var(--weight-strong);
}
.workspace-heading > a:hover {
  text-decoration: underline;
}
.workspace-heading--breadcrumb {
  gap: var(--sp-3);
}
.main--check .page-header {
  padding-block: var(--sp-4);
  align-items: center;
}
.main--check .page-header h1 {
  font-size: var(--fs-5);
  line-height: var(--lh-5);
}
.check-entries .tile .thumb > img,
.check-entries .tile .thumb > svg {
  inset: var(--sp-2);
  width: calc(100% - 2 * var(--sp-2));
  height: calc(100% - 2 * var(--sp-2));
}
.compare-step__arrow {
  display: none;
}
.checks {
  padding-top: var(--sp-6);
}
.dies-filters {
  border-top: 0;
}
.dies-filters .search-field {
  order: -1;
}
.workspace-heading__views .view-tabs {
  border: 0;
  gap: var(--sp-1);
}
.workspace-heading__views .view-tabs a {
  height: var(--topbar);
  min-width: 80px;
  padding-inline: var(--sp-3);
}
.library-viewbar {
  display: none;
}
.library-filters {
  border: 0;
  gap: var(--sp-3);
  padding-block: var(--sp-4) var(--sp-2);
}
.library-filters .search-field {
  max-width: 640px;
  flex-basis: 260px;
}
.library-filters .search-field .field {
  height: var(--ctl-md);
}
.filter-options {
  flex: none;
}
.filter-options > summary,
.size-options > summary {
  list-style: none;
  cursor: pointer;
}
.filter-options > summary::-webkit-details-marker,
.size-options > summary::-webkit-details-marker {
  display: none;
}
.filter-options__body {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.filter-options__active {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.library-filters .filterbar__die {
  flex-wrap: nowrap;
  gap: var(--sp-2);
}
.library-filters .filterbar__die > .select,
.library-filters .die-chooser-trigger {
  height: var(--ctl-md);
}
.library-filters + .active-filters {
  padding-top: var(--sp-1);
  padding-bottom: var(--sp-2);
}
.results-bar > [role="status"] {
  font-weight: var(--weight-medium);
  color: var(--text-1);
}
.results-bar .segmented {
  border-color: var(--border-2);
}
.results-bar .segmented button {
  min-width: calc(32px * var(--scale));
}
.library-filters ~ .results-bar {
  padding-top: var(--sp-1);
  padding-bottom: var(--sp-4);
}
.library-filters ~ .results-bar .segmented {
  margin-left: var(--sp-2);
}
.btn--primary {
  font-weight: var(--weight-medium);
}
.view-tabs a:hover,
.page-tabs a:hover {
  color: var(--accent);
  background: var(--bg-hover);
}
.view-tabs a[aria-current]:hover,
.page-tabs a[aria-current]:hover {
  background: transparent;
}
.families .group-title {
  font-size: var(--fs-3);
  margin-bottom: var(--sp-3);
}
.canvas-tools .btn {
  min-width: var(--ctl);
}
.canvas-tools .ovtoggle {
  margin-inline: var(--sp-1);
}
.inspector .detail-link {
  font-weight: var(--weight-medium);
}
.inspector .readout {
  border-bottom: var(--rule) solid var(--border-2);
}
.inspector .disclosure {
  padding-block: var(--sp-3);
}

/* The way from one app to the other: the site's tabs, at the head of the rail. Each app's own
   destinations follow beneath. */
.app-switch {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  margin: 0 0 var(--sp-6);
  border-bottom: var(--rule) solid var(--border-1);
}
.app-switch a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--ctl);
  margin-bottom: calc(-1 * var(--rule));
  padding: 0 var(--sp-2);
  border-bottom: 2px solid transparent;
  color: var(--text-2);
  text-decoration: none;
  font-size: var(--fs-2);
  font-weight: var(--weight-medium);
  white-space: nowrap;
}
.app-switch a:hover {
  color: var(--text-1);
}
.app-switch a[aria-current] {
  border-bottom-color: var(--accent);
  color: var(--text-1);
  font-weight: var(--weight-heading);
}
.app-switch + .sidebar__nav {
  margin-top: calc(-1 * var(--sp-2));
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0s !important;
    animation-duration: 0s !important;
  }
}
@media print {
  .shell {
    display: block;
    height: auto;
  }
  .main {
    overflow: visible;
  }
  .sidebar,
  .topbar,
  .statusbar,
  .filterbar,
  .segmented,
  .details-toggle,
  .inspector {
    display: none;
  }
}
@media (min-width: 1600px) {
  .main--preview {
    grid-template:
      "header header" auto "tools tools" auto "preview strip" minmax(
        calc(240px * var(--scale)),
        1fr
      )
      "caption strip" auto / minmax(0, 1fr) var(--strip);
    column-gap: var(--sp-4);
  }
  .filmstrip {
    flex-direction: column;
    margin: 0;
    padding: 0 var(--sp-1) 0 0;
    overflow: auto;
  }
  .filmstrip > li {
    width: 100%;
  }
}
@container main (min-width: 1500px) {
  .sections--beside {
    grid-template-columns: max-content minmax(calc(360px * var(--scale)), 1fr);
  }
  .sections--beside > .section {
    margin-top: 0;
  }
  .die-top {
    grid-template-columns: max-content max-content max-content minmax(0, 1fr);
  }
}
@media (max-width: 1100px) {
  .page-header__actions {
    flex-wrap: wrap;
  }
}
@media (max-width: 1439px) {
  .inspector {
    position: fixed;
    right: 0;
    top: var(--topbar);
    bottom: 0;
    z-index: 7;
    box-shadow: var(--shadow-pop);
  }
  .has-js .inspector:not(.is-open) {
    display: none;
  }
  html:not(.has-js) .shell {
    height: auto;
    grid-template:
      "rail top" auto "rail strip" auto "rail main" auto "rail inspector" auto "rail status" auto / var(
        --rail
      )
      minmax(0, 1fr);
  }
  html:not(.has-js) .inspector {
    position: static;
    width: 100%;
  }
  html:not(.has-js) .main--preview {
    min-height: 80vh;
  }
  .inspector[aria-modal] {
    box-shadow: var(--shadow-drawer);
  }
}
@media (max-width: 1000px) {
  .settings-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (min-width: 768px) {
  .has-js .filter-options > summary,
  .has-js .size-options > summary {
    display: none;
  }
}
@media (max-width: 1099px) {
  .shell {
    grid-template:
      "top top" var(--topbar) "strip strip" auto "main inspector" minmax(0, 1fr)
      "status status" auto / minmax(0, 1fr) auto;
  }
  .has-js .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(300px, calc(100vw - 24px));
    box-shadow: 0 0 0 100vmax var(--backdrop);
    z-index: 10;
  }
  .has-js .sidebar:not(.is-open) {
    display: none;
  }
  .has-js .btn.navigation-toggle,
  .has-js .btn.navigation-close {
    display: inline-flex;
  }
  .navigation-close {
    position: absolute;
    top: 24px;
    right: 16px;
  }
  html:not(.has-js) .shell {
    height: auto;
    display: block;
  }
  html:not(.has-js) .sidebar {
    position: static;
  }
  html:not(.has-js) .sidebar__nav {
    display: flex;
    flex-wrap: wrap;
  }
  .topbar__context {
    display: none;
  }
  .source-selector {
    flex: 0 1 auto;
  }
  .source-selector__choice {
    flex: 0 1 auto;
  }
  .source-selector__choice select {
    width: clamp(108px, 20vw, 200px);
  }
  .topbar__mobile-brand {
    display: block;
  }
  .sidebar__bottom {
    padding-top: var(--sp-6);
  }
}
@media (max-width: 767px) {
  .topbar {
    padding: 0 var(--sp-3);
    gap: var(--sp-2);
  }
  .main {
    padding: 0 var(--sp-3) var(--sp-4);
    padding-inline: var(--sp-4);
  }
  .page-header {
    padding-top: var(--sp-4);
    padding-block: var(--sp-6) var(--sp-4);
  }
  .page-header__actions {
    flex-wrap: wrap;
    margin-left: 0;
  }
  .page-header h1 {
    font-size: var(--fs-title-small);
    line-height: var(--lh-title-small);
  }
  .browse-form {
    position: relative;
    gap: var(--sp-2);
    padding-block: var(--sp-3);
  }
  .search-field {
    flex-basis: 100%;
  }
  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(min(100%, var(--tile)), 1fr));
    gap: var(--sp-3);
  }
  .die-top {
    grid-template-columns: minmax(0, 1fr);
  }
  .inspector {
    width: min(100vw, 380px);
  }
  .statusbar {
    overflow: auto;
    white-space: nowrap;
    gap: var(--sp-3);
  }
  .sort-field {
    margin-left: 0;
  }
  .die-chooser-trigger {
    max-width: 55vw;
    min-width: 0;
  }
  .range-summary__heading {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--sp-1);
  }
  .range-summary__counts {
    grid-column: 1;
  }
  .range-summary__toggle {
    grid-column: 2;
    grid-row: 1 / 3;
  }
  .page-header__meta {
    font-size: var(--fs-2);
    margin-top: var(--sp-1);
  }
  .page-header__title {
    gap: var(--sp-3);
  }
  .browse-form .search-field {
    max-width: none;
  }
  :root:not([data-tile="s"]):not([data-tile="l"]):not([data-tile="xl"]) {
    --tile: 140px;
  }
  .tile__title {
    font-size: var(--fs-2);
    line-height: var(--lh-2);
  }
  .tile__caption {
    margin-top: var(--sp-2);
  }
  .tile__availability {
    flex-wrap: wrap;
    font-size: var(--fs-1);
    gap: var(--sp-h);
  }
  .results-bar {
    gap: var(--sp-2);
    padding: var(--sp-4) 0;
  }
  .main--matrix .results-bar__end {
    flex-basis: 100%;
    margin: 0;
  }
  .main--matrix .results-bar__end .view-tabs {
    width: fit-content;
    max-width: 100%;
  }
  .matrix-legend {
    gap: var(--sp-2);
  }
  .matrix tbody th,
  .matrix .matrix__corner {
    min-width: 144px;
    max-width: 144px;
  }
  .matrix tbody th a {
    max-width: 92px;
  }
  .ovtoggle {
    flex-wrap: wrap;
    max-width: 100%;
    overflow: visible;
    gap: var(--sp-1);
    border: 0;
  }
  .ovtoggle button {
    border: var(--rule) solid var(--border-1);
    border-radius: var(--radius);
    padding-inline: var(--sp-2);
    min-height: 40px;
  }
  .ovtoggle button:last-child {
    border-right: var(--rule) solid var(--border-1);
  }
  .ovtoggle button[aria-pressed="true"] {
    border-color: var(--accent);
  }
  .main--compare .page-header__actions .btn,
  .main--preview .page-header__actions .btn {
    font-size: var(--fs-2);
  }
  .page-header__actions .btn kbd {
    display: none;
  }
  .main--compare .canvas-tools {
    gap: var(--sp-2);
  }
  .main--compare .segmented {
    max-width: 100%;
  }
  .main--compare .segmented kbd {
    display: none;
  }
  .pane__label {
    flex-wrap: wrap;
    gap: 0 var(--sp-1);
  }
  .pane__label .pane__subject {
    flex-basis: 100%;
  }
  .panes[data-view="swipe"]::after {
    top: calc(2 * var(--lh-2) + 3 * var(--sp-1));
  }
  .check-summary {
    padding-block: var(--sp-4);
    padding: var(--sp-4);
  }
  .check-stat {
    padding-inline: var(--sp-2);
  }
  .check-stat dd {
    font-size: var(--fs-title);
    line-height: var(--lh-title);
  }
  .check-stat dt {
    gap: var(--sp-1);
    font-size: var(--fs-1);
    flex-wrap: wrap;
  }
  .check-rule {
    padding: var(--sp-3) 0 var(--sp-4);
  }
  .check-rule__head {
    gap: var(--sp-2);
  }
  .check-rule__title {
    flex-basis: 100%;
  }
  .check-rule__all {
    margin-left: auto;
  }
  .check-rule__samples {
    grid-auto-columns: 150px;
  }
  .check-navigation {
    gap: var(--sp-2);
  }
  .check-navigation a {
    padding: var(--sp-2);
  }
  .statusbar > span:not(.statusbar__end) {
    display: none;
  }
  .statusbar:not(:has(.statusbar__end:not(:empty))) {
    display: none;
  }
  .main--compare .page-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--sp-2);
  }
  .main--compare .page-header > div:first-child {
    display: contents;
  }
  .main--compare .page-header .breadcrumbs {
    grid-column: 1 / -1;
    margin-bottom: 0;
  }
  .main--compare .page-header h1 {
    font-size: var(--fs-4);
  }
  .main--compare .page-header__actions {
    flex-wrap: nowrap;
    gap: var(--sp-1);
  }
  .main--compare .page-header__actions .btn {
    padding-inline: var(--sp-2);
  }
  .compare-step__label {
    display: none;
  }
  .compare-step__arrow {
    display: inline;
    font-size: var(--fs-4);
  }
  .compare-step {
    min-width: 44px;
  }
  .workspace-heading__views {
    display: none;
  }
  .workspace-heading h1 {
    font-size: var(--fs-5);
  }
  .workspace-heading {
    gap: var(--sp-3);
  }
  .dies-filters {
    gap: var(--sp-2);
  }
  .dies-filters .search-field {
    flex-basis: 100%;
    max-width: none;
  }
  .library-viewbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    border-bottom: var(--rule) solid var(--border-2);
  }
  .library-viewbar .view-tabs {
    border: 0;
    gap: var(--sp-4);
  }
  .library-viewbar .view-tabs a {
    min-height: 44px;
    padding-inline: var(--sp-1);
  }
  .library-viewbar .view-tabs a:first-child {
    padding-left: 0;
  }
  .library-viewbar .details-toggle {
    padding-inline: var(--sp-1);
    font-size: var(--fs-1);
  }
  .library-filters {
    display: flex;
    flex-wrap: nowrap;
    padding-block: var(--sp-3) var(--sp-2);
  }
  .library-filters .search-field {
    min-width: 0;
    flex: 1;
  }
  .library-filters .filterbar__die {
    min-width: 0;
    display: flex;
    flex: 1;
  }
  .library-filters .filterbar__die > .select {
    max-width: 100%;
  }
  .library-filters .filterbar__die .die-chooser-trigger {
    flex: 1;
    min-width: 0;
    max-width: none;
  }
  .library-filters .search-field kbd {
    display: none;
  }
  .filter-options__body {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 4;
    flex-wrap: wrap;
    padding: var(--sp-3);
    background: var(--bg-panel);
    border: var(--rule) solid var(--border-1);
    border-radius: var(--radius-panel);
    box-shadow: var(--shadow-pop);
  }
  .filter-options[open] > summary {
    border-color: var(--accent);
    background: var(--bg-selected);
  }
  html:not(.has-js) .library-filters {
    flex-wrap: wrap;
  }
  html:not(.has-js) .filter-options__body {
    position: static;
  }
  html:not(.has-js) .filter-options[open] {
    flex-basis: 100%;
  }
  .library-filters ~ .results-bar {
    padding-bottom: var(--sp-3);
    gap: var(--sp-2);
  }
  .results-bar__end {
    gap: var(--sp-2);
  }
  .sort-field__label {
    display: none;
  }
  .results-bar .sort-field .select {
    padding-inline: 0;
    font-size: var(--fs-1);
    max-width: 138px;
  }
  .size-options {
    position: relative;
    z-index: 2;
  }
  .size-options > summary {
    padding-inline: var(--sp-1);
    color: var(--text-2);
    font-size: var(--fs-1);
  }
  .size-options > summary::after {
    content: "⌄";
  }
  .size-options__body {
    position: absolute;
    right: 0;
    top: calc(100% + 4px);
    padding: var(--sp-2);
    background: var(--bg-panel);
    border: var(--rule) solid var(--border-2);
    border-radius: var(--radius-panel);
    box-shadow: var(--shadow-pop);
  }
  .library-filters ~ .results-bar .size-options .segmented {
    margin: 0;
  }
  .size-options .segmented button {
    min-width: 40px;
  }
  .gallery .tile .thumb > img,
  .gallery .tile .thumb > svg {
    inset: var(--sp-2);
    width: calc(100% - 2 * var(--sp-2));
    height: calc(100% - 2 * var(--sp-2));
  }
  .tile__availability > span:last-child {
    display: none;
  }
  .range-summary {
    padding-inline: var(--sp-3);
  }
  .range-summary h2 {
    font-size: var(--fs-2);
  }
  .range-availability {
    gap: var(--sp-1);
  }
  .range-availability a {
    min-height: 44px;
  }
  .page-tabs {
    gap: var(--sp-4);
  }
  .canvas-tools .ovtoggle {
    margin-inline: 0;
  }
  .main--preview .page-header__actions {
    gap: var(--sp-2);
  }
  .btn,
  .field,
  .select {
    min-height: 44px;
  }
  .segmented button,
  .segmented a {
    min-height: 44px;
  }
  .account-menu > summary {
    min-height: 44px;
  }
  .source-selector__choice select {
    min-height: 40px;
  }
  .results-bar .matrix-selection-toggle {
    display: none;
  }
}
@media (max-width: 599px) {
  .topbar {
    padding-inline: var(--sp-3);
    gap: var(--sp-2);
  }
  .source-selector {
    gap: var(--sp-2);
    flex-wrap: wrap;
    align-content: center;
    column-gap: var(--sp-2);
    row-gap: 0;
    margin-left: auto;
  }
  .source-selector__choice {
    flex: 1;
  }
  .source-selector__status {
    order: 3;
    flex-basis: 100%;
    font-size: var(--fs-1);
  }
  .shell {
    --topbar: 88px;
  }
  .has-js .shell {
    --topbar: 64px;
  }
  .has-js .source-selector__status {
    flex-basis: auto;
    order: 0;
  }
  .topbar--non-main .source-selector__status {
    flex-basis: 100%;
    order: 3;
    padding-left: var(--sp-6);
    font-size: var(--fs-1);
  }
  .has-js .topbar--non-main {
    align-content: center;
  }
  .source-selector__choice select {
    height: 36px;
  }
  .view-tabs a {
    padding-inline: var(--sp-3);
  }
  .view-tabs .icon {
    display: none;
  }
  .panel {
    padding: var(--sp-6);
    margin-top: var(--sp-6);
  }
  .shortcuts {
    grid-template-columns: auto 1fr;
  }
  .workspace-heading--breadcrumb > span {
    display: none;
  }
  .topbar:not(.topbar--non-main) .source-selector__status {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .topbar--non-main .source-selector {
    max-width: 180px;
  }
  .topbar--non-main .source-selector__choice select {
    min-height: 32px;
  }
  .library-viewbar .view-tabs {
    gap: var(--sp-3);
  }
  .library-viewbar .view-tabs a {
    font-size: var(--fs-2);
  }
  .library-viewbar .details-toggle {
    max-width: 82px;
    white-space: normal;
    line-height: 1.2;
  }
}
@media (max-width: 359px) {
  .main {
    padding-inline: var(--sp-3);
  }
  .library-filters .filterbar__die {
    gap: var(--sp-1);
  }
  .library-filters .filterbar__die > .select {
    padding-inline: var(--sp-1);
    font-size: var(--fs-1);
  }
  .die-chooser-trigger {
    font-size: var(--fs-1);
    padding-inline: var(--sp-1);
  }
  .topbar__mobile-brand {
    font-size: var(--fs-3m);
  }
  .source-selector__choice {
    gap: var(--sp-1);
  }
  .source-selector__choice select {
    width: 100px;
  }
}
@media (pointer: coarse) {
  :root {
    --ctl: 44px;
    --ctl-md: 44px;
  }
  .view-tabs a,
  .ovtoggle button,
  .segmented button,
  .segmented a {
    min-height: 44px;
  }
  .app-switch a {
    min-height: 44px;
  }
}