/* ===== Markdown container (scoped) ===== */
.markdown-body h1.post-title {
  margin-bottom: 0;
}
.markdown-body p.author-date {
  margin-bottom: 2rem;
  font-style: italic;
}
.markdown-body code {
  direction: ltr;
}
.markdown-body {
  counter-reset: figure;
}
.markdown-body figure.md-figure {
  text-align: center;
  margin: 1.25em auto;
}
.markdown-body figure.md-figure img {
  display: inline-block; /* inline so text-align:center works */
  max-width: 80%;
  height: auto;
}
.markdown-body figure.md-figure > figcaption {
  display: block;
  margin-top: 0.5em;
  font-size: 0.9em;
  color: #666;
}
.markdown-body figure.md-figure > figcaption::before {
  counter-increment: figure;
  content: var(--figure-prefix, "Figure") " "
    counter(figure, var(--counter-style, decimal)) ": ";
}
.markdown-body {
  /* ——— Design tokens (minimal set) ——— */
  --base-size-4: 0.3rem;
  --base-size-8: 0.6rem;
  --base-size-16: 1.2rem;
  --base-size-24: 1.8rem;
  --base-size-40: 3rem;

  --base-text-weight-normal: 400;
  --base-text-weight-medium: 500;
  --base-text-weight-semibold: 600;

  /* Themeable colors (kept small + consistent) */
  --fg-color-default: #1f2328;
  --fg-color-muted: #59636e;
  --fg-color-accent: #0969da;

  --bg-color-default: #fefefc;
  --bg-color-muted: #f6f8fa;

  --border-color-default: #d1d9e0;
  --border-color-muted: #d1d9e0b3;

  /* Table tokens used by markdown-extra.css */
  --md-table-border: #d0d7de;
  --md-table-th-bg: #f6f8fa;

  /* ——— Typography ——— */
  box-sizing: border-box;
  margin: 0 auto;
  padding: 1rem;
  max-width: 80ch; /* comfortable measure */

  color: var(--fg-color-default);
  background-color: var(--bg-color-default);

  font-family: var(--font-serif, "Latin Modern Roman", Georgia, serif);

  /* Fluid, clamped base size: ~17px on phones → grows gently → caps at 22px on large screens */
  font-size: clamp(16px, calc(1vw + 0.5rem), 48px);
  line-height: 1.5;

  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  word-wrap: break-word;
}

/* extra breathing room on big monitors */
@media (min-width: 1024px) {
  .markdown-body {
    max-width: 90ch;
  }
}
/* Respect system color scheme; override only tokens */
@media (prefers-color-scheme: dark) {
  .markdown-body,
  [data-theme="dark"] .markdown-body {
    color-scheme: dark;

    --fg-color-default: #f0f6fc;
    --fg-color-muted: #9198a1;
    --fg-color-accent: #4493f8;

    --bg-color-default: #0d1117;
    --bg-color-muted: #151b23;

    --border-color-default: #3d444d;
    --border-color-muted: #3d444db3;

    --md-table-border: #30363d;
    --md-table-th-bg: #161b22;
  }
}
@media (prefers-color-scheme: light) {
  .markdown-body,
  [data-theme="light"] .markdown-body {
    color-scheme: light;
    /* (light tokens already match defaults above) */
  }
}

/* ===== Links, emphasis, small niceties ===== */

.markdown-body a {
  color: var(--fg-color-accent);
  text-decoration: none;
}
.markdown-body a:hover {
  text-decoration: underline;
}

.markdown-body b,
.markdown-body strong {
  font-weight: var(--base-text-weight-semibold, 600);
}

.markdown-body em,
.markdown-body i {
  font-style: italic;
}
.markdown-body small {
  font-size: 90%;
}

.markdown-body ::placeholder {
  color: var(--fg-color-muted);
  opacity: 1;
}

/* ===== Headings ===== */

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-bottom: var(--base-size-16);
  font-weight: var(--base-text-weight-semibold, 600);
  line-height: 1.75;
  /* No borders under headings (cleaner for reading) */
  border-bottom: 0;
}

/* Fluid sizes that don’t shout, tuned for long reading */
.markdown-body h1 {
  font-size: clamp(1.8rem, 1.2rem + 1.5vw, 2.4rem);
}
.markdown-body h2 {
  font-size: clamp(1.5rem, 1rem + 1vw, 2rem);
}
.markdown-body h3 {
  font-size: clamp(1.25rem, 0.9rem + 0.6vw, 1.5rem);
}
.markdown-body h4 {
  font-size: 1rem;
}
.markdown-body h5 {
  font-size: 0.875rem;
}
.markdown-body h6 {
  font-size: 0.85rem;
  color: var(--fg-color-muted);
}

/* Headings with permalinks (rehype-autolink-headings, etc.) */
.markdown-body h1 a.autolink,
.markdown-body h2 a.autolink,
.markdown-body h3 a.autolink,
.markdown-body h4 a.autolink,
.markdown-body h5 a.autolink,
.markdown-body h6 a.autolink,
.markdown-body h1 a.anchor,
.markdown-body h2 a.anchor,
.markdown-body h3 a.anchor,
.markdown-body h4 a.anchor,
.markdown-body h5 a.anchor,
.markdown-body h6 a.anchor {
  text-decoration: none;
  margin-left: 0.25em;
  opacity: 0.25;
}
.markdown-body h1:hover a.autolink,
.markdown-body h2:hover a.autolink,
.markdown-body h3:hover a.autolink,
.markdown-body h4:hover a.autolink,
.markdown-body h5:hover a.autolink,
.markdown-body h6:hover a.autolink,
.markdown-body h1:hover a.anchor,
.markdown-body h2:hover a.anchor,
.markdown-body h3:hover a.anchor,
.markdown-body h4:hover a.anchor,
.markdown-body h5:hover a.anchor,
.markdown-body h6:hover a.anchor {
  opacity: 1;
}

/* ===== Paragraphs, lists, blockquotes ===== */

.markdown-body p {
  margin: 0 0 1.5em;
}

.markdown-body ul,
.markdown-body ol {
  margin: 0 0 var(--base-size-16);
}
.d-ltr .markdown-body ul,
.d-ltr .markdown-body ol {
  padding-left: 1em;
}
.d-rtl .markdown-body ul,
.d-rtl .markdown-body ol {
  padding-right: 1em;
}


.markdown-body li + li {
  margin-top: 0.25em;
}

.markdown-body blockquote {
  border-left: 4px solid var(--border-color-default);
  padding: 0.25em 0.75em;
  color: var(--fg-color-muted);
  margin: 1em 0;
}
.markdown-body ul {
  list-style: circle;
}
/* Task lists (GFM) */
.markdown-body ul.contains-task-list,
.markdown-body .task-list-item {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}
.markdown-body .task-list-item input[type="checkbox"] {
  margin-right: 0.5em;
  vertical-align: middle;
}

/* Footnotes (GFM) */
.markdown-body .footnotes {
  font-size: 0.9em;
  color: inherit;
  border-top: 1px solid var(--border-color-default);
}
.markdown-body .footnotes ol {
  list-style-type: var(--counter-style, decimal);
  padding-left: 1.25em;
}
.markdown-body .footnotes hr {
  border: 0;
  border-top: 1px solid var(--border-color-default);
  margin: 1.5em 0;
}
.markdown-body .footnotes li p {
  margin: 0;
  padding: 0;
}

/* ===== Tables (GFM) ===== */

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
  font-variant-numeric: tabular-nums;
}
.markdown-body th,
.markdown-body td {
  border: 1px solid var(--md-table-border);
  padding: 0.5em 0.75em;
}
.markdown-body th {
  background: var(--md-table-th-bg);
  text-align: left;
}

/* Zebra striping: keep it subtle and theme-aware */
.markdown-body table tr:nth-child(2n) {
  background-color: var(--bg-color-muted);
}

/* ===== Code & pre (incl. Starry Night/TemML friendly) ===== */

.markdown-body pre {
  width: 100%;
  overflow: auto;
  padding: 0.75rem;
  border-radius: 0.5rem;
  background-color: var(--bg-color-muted);
  color: inherit;
}
.markdown-body code,
.markdown-body pre,
.markdown-body kbd,
.markdown-body samp {
  display: inline-block;
  direction: ltr;
  font-family: var(
    --font-mono,
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    "Liberation Mono",
    monospace
  );
  font-size: 0.95em; /* slightly smaller than body */
  line-height: 1.5;
}

/* Inline code: readable without a theme */
.markdown-body :not(pre) > code {
  background: rgba(175, 184, 193, 0.2);
  padding: 0.15em 0.4em;
  border-radius: 0.3em;
}

/* ===== Horizontal rule ===== */

.markdown-body hr {
  border: 0;
  border-top: 1px solid var(--border-color-muted);
  margin: var(--base-size-24) auto;
  max-width: 80%;
}

/* ===== Images ===== */

.markdown-body img {
  max-width: 100%;
  height: auto;
  border-style: none;
  box-sizing: content-box;
}

/* ===== Misc / accessibility ===== */

.markdown-body a:focus-visible,
.markdown-body [role="button"]:focus-visible,
.markdown-body input[type="radio"]:focus-visible,
.markdown-body input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--fg-color-accent);
  outline-offset: 2px;
  box-shadow: none;
}

/* ===== TemML / math niceties ===== */
math.tml-display {
  margin: 1em 0;
}
.katex,
.math {
  color: inherit;
} /* keep contrast aligned with text */