/* A paper-and-blueprint palette, applied with restraint.
   Light mode: warm cream paper with near-black ink.
   Dark mode: deep blueprint navy with warm cream lines.

   Typography: EB Garamond for body and headings (it reads like an
   architectural journal from 1964). IBM Plex Mono for metadata,
   captions, and the technical grid that surrounds each entry. */

:root,
[data-md-color-scheme="default"] {
  --md-default-bg-color: #f4ecd8;
  --md-default-bg-color--light: #f7f1e1;
  --md-default-bg-color--lighter: #fbf6ea;
  --md-default-bg-color--lightest: #fefbf1;
  --md-default-fg-color: #1f1a14;
  --md-default-fg-color--light: #463d2d;
  --md-default-fg-color--lighter: #6e6352;
  --md-default-fg-color--lightest: #a59a85;
  --md-primary-fg-color: #3d2b1f;
  --md-primary-fg-color--light: #5c4635;
  --md-primary-fg-color--dark: #281a10;
  --md-primary-bg-color: #f4ecd8;
  --md-accent-fg-color: #8b3a2e;
  --md-typeset-a-color: #8b3a2e;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: #0b1e3f;
  --md-default-bg-color--light: #122749;
  --md-default-bg-color--lighter: #1a3057;
  --md-default-bg-color--lightest: #243b66;
  --md-default-fg-color: #e8ddc4;
  --md-default-fg-color--light: #cbbe9b;
  --md-default-fg-color--lighter: #9a8f72;
  --md-default-fg-color--lightest: #6b6352;
  --md-primary-fg-color: #0b1e3f;
  --md-primary-fg-color--light: #14305f;
  --md-accent-fg-color: #f0b067;
  --md-typeset-a-color: #f0b067;
}

/* Body reads at a slightly larger size than default — like an archive
   journal you'd actually sit with. */
.md-typeset {
  font-size: 0.82rem;
  line-height: 1.65;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  font-weight: 500;
  letter-spacing: 0.005em;
}

.md-typeset h1 {
  font-size: 2.4rem;
  line-height: 1.15;
  margin-top: 0.5rem;
}

.md-typeset h2 {
  font-size: 1.5rem;
  margin-top: 2.4rem;
  padding-top: 0.4rem;
  border-top: 1px solid var(--md-default-fg-color--lightest);
}

/* The metadata header at the top of each entry reads as if
   stamped onto the folio. Monospace, small caps, lightly spaced. */
.md-typeset dl,
.md-typeset .field-list,
.md-typeset table:not([class]) {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
}

.entry-meta {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--light);
  border-top: 1px solid var(--md-default-fg-color--lighter);
  border-bottom: 1px solid var(--md-default-fg-color--lighter);
  padding: 0.6rem 0;
  margin: 1rem 0 1.8rem;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 1.5rem;
  row-gap: 0.3rem;
}

.entry-meta dt {
  color: var(--md-default-fg-color--lighter);
  font-weight: 600;
}

.entry-meta dd {
  margin: 0;
}

/* Illustrations — the SVG elevations should feel pinned to the page.
   A thin rule, a centered figure, and a caption in monospace. */
.md-typeset figure {
  margin: 2rem auto;
  max-width: 100%;
  text-align: center;
}

.md-typeset figure img,
.md-typeset figure svg {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.md-typeset figcaption {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--md-default-fg-color--light);
  margin-top: 0.7rem;
}

/* An "unbuilt" or "partially built" status chip, set into the metadata
   header. Muted sienna in light mode; amber on dark. */
.status-chip {
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border: 1px solid currentColor;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--md-accent-fg-color);
}

/* Blockquotes read as quoted passages from source texts. */
.md-typeset blockquote {
  color: var(--md-default-fg-color--light);
  border-left: 2px solid var(--md-accent-fg-color);
  padding: 0.3rem 0 0.3rem 1rem;
  font-style: italic;
}

/* Footnotes markers get the accent color for easy navigation. */
.md-typeset [data-footnote-ref] {
  color: var(--md-accent-fg-color);
}

/* A lightly archival index listing on the front matter. */
.toc-listing {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

.toc-listing .year {
  color: var(--md-default-fg-color--light);
  display: inline-block;
  width: 4.5rem;
}