/* Shared notebook styling. Keep Jupyter's cell geometry and state indicators. */
body[data-jp-theme-light='true'] {
  --fq-title-color: #102a35;
  --jp-brand-color0: #102a35;
  --jp-brand-color1: #166f79;
  --jp-brand-color2: #a0ecee;
  --jp-brand-color3: #e5f1f2;
  --jp-layout-color0: #ffffff;
  --jp-layout-color1: #ffffff;
  --jp-layout-color2: #f3f6f8;
  --jp-layout-color3: #dde7eb;
  --jp-border-color1: #cddadd;
  --jp-cell-editor-background: #f3f6f8;
  --jp-cell-editor-border-color: #cddadd;
  --jp-cell-editor-active-background: #ffffff;
  --jp-content-font-color1: #102a35;
  --jp-ui-font-color1: #102a35;
}

/* Limit prose line length, never code cells, tables, or output areas. */
.jp-Notebook .jp-MarkdownOutput > :is(p, ul, ol, blockquote) {
  max-width: 76ch;
}

.jp-Notebook .jp-MarkdownOutput h1 {
  font-size: 28px;
  line-height: 1.25;
}

.jp-Notebook .jp-MarkdownOutput h2 {
  font-size: 21px;
  line-height: 1.3;
}

/* SpaceQat's navy/cyan palette and original black/lime mark.
   Source: https://github.com/spaceqat/spaceqat.github.io/tree/main/assets
   Use the existing Jupyter logo slots; no runtime script or custom extension. */
#jp-NotebookLogo, #jp-MainLogo, .fq-brand {
  display: inline-flex;
  min-width: 112px;
  width: auto;
  flex-shrink: 0;
  align-items: center;
  gap: 8px;
  padding: 2px 8px;
  color: var(--fq-title-color, #a0ecee);
  font: 600 18px/1 'Segoe UI', system-ui, sans-serif;
  text-decoration: none;
  border-bottom: 2px solid #a0ecee;
}
#jp-NotebookLogo > *, #jp-MainLogo > * { display: none; }
:is(#jp-NotebookLogo, #jp-MainLogo, .fq-brand)::before {
  content: '';
  flex-shrink: 0;
  width: 28px;
  height: 24px;
  background: white url('spaceqat-logo.png') center / contain no-repeat;
}
:is(#jp-NotebookLogo, #jp-MainLogo, .fq-brand)::after { content: 'FatQat'; }