/* The site's builds of app pages, before the app takes them over: its frame, in its tokens, which its own
   stylesheet (linked beside this one) defines. Class names start pr- so none meets the app's. */
.pr-page {
  position: fixed;
  inset: 0;
  overflow-y: auto;
  display: grid;
  grid-template-columns: var(--sidebar-width, 296px) minmax(0, 1fr);
  background: var(--color-bg-shell, #12151b);
  color: var(--color-text-primary, #e8eaed);
  font-family: var(--font-family, system-ui, sans-serif);
  font-size: var(--font-size-md, 14px);
}

.pr-nav {
  position: sticky;
  top: 0;
  height: 100vh;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: var(--space-1, 4px);
  padding: var(--space-3, 12px);
  border-right: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  background: var(--color-bg-panel, #1b1f27);
}

.pr-nav a {
  padding: var(--space-2, 8px) var(--space-3, 12px);
  border-radius: var(--radius-sm, 6px);
  color: var(--color-text-primary, #e8eaed);
  text-decoration: none;
}

.pr-nav a[aria-current="page"] {
  background: var(--color-bg-raised, #2a2f38);
}

.pr-nav .pr-logo {
  margin-bottom: var(--space-3, 12px);
}

.pr-logo img {
  display: block;
  height: 28px;
  width: auto;
}

.pr-main {
  display: flex;
  justify-content: center;
  min-width: 0;
  padding: var(--space-6, 24px);
}

.pr-content {
  box-sizing: border-box;
  width: 100%;
  max-width: 1040px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4, 16px);
}

.pr-content.pr-full {
  max-width: none;
}

.pr-content h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.pr-content h2 {
  margin: 0 0 var(--space-2, 8px);
  font-size: var(--font-size-md, 14px);
  font-weight: 600;
}

.pr-content .pr-section-heading {
  margin-bottom: var(--space-3, 12px);
  padding-bottom: var(--space-2, 8px);
  border-bottom: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
}

.pr-content a {
  color: inherit;
}

.pr-lead {
  margin: 0;
  color: var(--color-text-secondary, #a6adb8);
}

.pr-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1, 4px) var(--space-2, 8px);
  padding-bottom: var(--space-3, 12px);
  border-bottom: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  color: var(--color-text-secondary, #a6adb8);
  font-size: 18px;
}

.pr-crumbs a {
  text-underline-offset: 3px;
}

.pr-crumb-separator {
  color: var(--color-text-tertiary, #6b7280);
}

.pr-crumbs h1 {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-text-primary, #e8eaed);
  overflow-wrap: anywhere;
}

.pr-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-6, 24px);
  align-items: start;
}

.pr-picture {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md, 8px);
  background: var(--color-bg-raised, #2a2f38);
  object-fit: contain;
}

.pr-summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 12px);
}

.pr-facts {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-1, 4px) var(--space-4, 16px);
  margin: 0;
}

.pr-facts dt {
  color: var(--color-text-secondary, #a6adb8);
}

.pr-facts dd {
  margin: 0;
}

.pr-list {
  display: grid;
  gap: var(--space-1, 4px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pr-kind {
  display: inline-block;
  min-width: 7em;
  color: var(--color-text-secondary, #a6adb8);
  font-size: var(--font-size-sm, 12px);
}

/* A part's document tabs, as the app's part page draws them; only the open one's panel shows until the app runs. */
.pr-tabstrip {
  display: flex;
  gap: var(--space-1, 4px);
  box-shadow: inset 0 calc(-1 * var(--border-width, 1px)) 0 var(--color-border-subtle, #2a2f38);
  overflow-x: auto;
}

.pr-tab {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: var(--space-2, 8px) var(--space-3, 12px);
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--color-text-secondary, #a6adb8);
  font: inherit;
  font-weight: 600;
}

.pr-tab-icon {
  flex: none;
  margin-right: var(--space-2, 8px);
}

.pr-tab[aria-selected="true"] {
  border-bottom-color: var(--color-accent, #4c8dff);
  color: var(--color-text-primary, #e8eaed);
}

.pr-tab:disabled {
  opacity: var(--opacity-disabled, 0.4);
}

.pr-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 12px);
  padding-top: var(--space-3, 12px);
}

.pr-panel[hidden] {
  display: none;
}

.pr-doc img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm, 6px);
  background: #fff;
}

.pr-download {
  margin-left: var(--space-2, 8px);
  font-size: var(--font-size-sm, 12px);
}

.pr-doc + .pr-download {
  display: inline-block;
  margin: var(--space-1, 4px) 0 0;
}

.pr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm, 12px);
}

.pr-table caption {
  padding-bottom: var(--space-2, 8px);
  font-weight: 600;
  text-align: left;
}

.pr-table th,
.pr-table td {
  padding: var(--space-1, 4px) var(--space-2, 8px);
  border-bottom: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  text-align: left;
  vertical-align: top;
}

.pr-built {
  display: block;
  color: var(--color-text-secondary, #a6adb8);
}

.pr-specs {
  width: 100%;
  max-width: 720px;
  border: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  border-radius: var(--radius-md, 8px);
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
}

.pr-specs th,
.pr-specs td {
  padding: var(--space-2, 8px) var(--space-3, 12px);
  text-align: left;
  vertical-align: top;
}

.pr-specs th {
  width: 40%;
  color: var(--color-text-secondary, #a6adb8);
  font-weight: 500;
}

.pr-specs tr:nth-child(odd) {
  background: var(--color-bg-panel, #1b1f27);
}

.pr-sheet {
  display: block;
}

.pr-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-3, 12px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pr-tiles a {
  display: flex;
  flex-direction: column;
  gap: var(--space-1, 4px);
  height: 100%;
  box-sizing: border-box;
  padding: var(--space-2, 8px);
  border: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  border-radius: var(--radius-md, 8px);
  background: var(--color-bg-panel, #1b1f27);
  text-decoration: none;
}

.pr-tiles .pr-current a {
  outline: 2px solid var(--color-accent, #f07a1a);
  outline-offset: -2px;
}

.pr-tiles img,
.pr-tiles .pr-blank {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm, 6px);
  background: var(--color-bg-tile, #5c5f68);
  object-fit: contain;
}

.pr-tiles img.pr-board {
  background: var(--color-bg-board, #4a5f6b);
}

.pr-tile-name {
  font-weight: 600;
}

/* The app's square cards: the picture is the card, its name over it in white outlined black. */
.pr-squares {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr));
  gap: var(--space-4, 16px) var(--space-3, 12px);
}

.pr-squares a {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  justify-content: flex-end;
  gap: 2px;
  padding: 10px 12px;
  border: none;
  border-radius: 14px;
}

.pr-squares img,
.pr-squares .pr-blank {
  position: absolute;
  inset: 0;
  height: 100%;
  aspect-ratio: auto;
  border-radius: 0;
}

.pr-squares .pr-tile-name,
.pr-squares .pr-tile-note {
  position: relative;
  color: #fff;
  paint-order: stroke fill;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

.pr-squares .pr-tile-name {
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
  -webkit-text-stroke: 3px #000;
}

.pr-squares .pr-tile-note {
  font-weight: 700;
  -webkit-text-stroke: 3px #000;
}

/* The categories: one row of cards, scrolled sideways when they do not all fit. */
.pr-folder-row {
  display: flex;
  overflow-x: auto;
  padding: 2px 2px var(--space-2, 8px);
  scrollbar-width: thin;
}

.pr-folder-row li {
  flex: 0 0 auto;
  width: 220px;
}

.pr-folder-row a {
  justify-content: center;
  padding: var(--space-3, 12px);
  border: none;
  border-radius: 14px;
}

.pr-tile-note {
  color: var(--color-text-secondary, #a6adb8);
  font-size: var(--font-size-sm, 12px);
}

.pr-disclaimer {
  margin: 0;
  color: var(--color-text-secondary, #a6adb8);
  font-size: var(--font-size-sm, 12px);
}

@media (max-width: 768px) {
  .pr-page {
    grid-template-columns: minmax(0, 1fr);
  }

  .pr-nav {
    position: static;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    border-right: none;
    border-bottom: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  }

  .pr-nav .pr-logo {
    margin: 0 var(--space-2, 8px) 0 0;
  }

  .pr-main {
    padding: var(--space-4, 16px);
  }

  .pr-head {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* The Wiki's pages: the app's WikiPage draws the same HTML. */
.pr-article {
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.pr-article h1 {
  margin-bottom: var(--space-4, 16px);
  font-size: 28px;
}

.pr-article h2 {
  margin: var(--space-6, 24px) 0 var(--space-3, 12px);
  font-size: 20px;
}

.pr-article p,
.pr-article ol,
.pr-article ul,
.pr-article pre {
  margin: 0 0 var(--space-3, 12px);
}

.pr-article ol,
.pr-article ul {
  padding-left: 1.4em;
}

.pr-article code,
.pr-article kbd {
  padding: 1px 6px;
  border: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  border-radius: var(--radius-sm, 6px);
  background: var(--color-bg-raised, #2a2f38);
  font-size: 0.9em;
}

.pr-article pre {
  padding: var(--space-3, 12px);
  overflow-x: auto;
  border-radius: var(--radius-md, 8px);
  background: var(--color-bg-panel, #1b1f27);
}

.pr-article .wiki-table {
  overflow-x: auto;
}

.pr-article table {
  width: 100%;
  border-collapse: collapse;
}

.pr-article th,
.pr-article td {
  padding: var(--space-2, 8px) var(--space-3, 12px);
  border-bottom: var(--border-width, 1px) solid var(--color-border-subtle, #2a2f38);
  text-align: left;
  vertical-align: top;
}

.pr-wiki-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: var(--space-3, 12px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pr-wiki-list a {
  display: flex;
  flex-direction: column;
  gap: var(--space-1, 4px);
  height: 100%;
  box-sizing: border-box;
  padding: var(--space-4, 16px);
  border-radius: 14px;
  background: var(--color-bg-panel, #1b1f27);
  text-decoration: none;
}

.pr-wiki-list span {
  color: var(--color-text-secondary, #a6adb8);
}

/* A maker's logo on a white chip, as the app's BrandMark draws it. */
.pr-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  height: 22px;
  min-width: 22px;
  max-width: 96px;
  margin-right: var(--space-2, 8px);
  padding: 3px 6px;
  vertical-align: middle;
  border-radius: var(--radius-sm, 4px);
  background: #fff;
  color: #1a1d22;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
}

.pr-brand img,
.pr-tiles .pr-brand img {
  position: static;
  inset: auto;
  display: block;
  width: auto;
  height: 100%;
  max-width: 100%;
  aspect-ratio: auto;
  border-radius: 0;
  background: none;
  object-fit: contain;
}

.pr-brand-initials {
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
}

.pr-brand-initials::before {
  content: attr(data-initials);
}

.pr-brand-corner {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  margin: 0;
  pointer-events: none;
}

.pr-tiles a {
  position: relative;
}