/* One reading column, with compact figures that stay inside it. */
.blog-post {
  --bg: var(--global-bg-color, #ffffff);
  --fg: var(--global-text-color, #17181b);
  --muted: #5b5f68;
  --faint: #8a8e97;
  --rule: #e5e6ea;
  --tint: #f5f5f7;
  --accent: #b3122e;
  --accent-soft: #fbe8eb;
  --bar-base: #c8cad0;
  --bar-mid: #5c5f67;
  --code-bg: #f5f5f7;
  --f-display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --f-body: "Source Serif 4", Georgia, serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --col: 42rem;
  --meta: #718ba8;
  --f-ui: "Open Sans", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .blog-post {
    --bg: var(--global-bg-color, #111214);
    --fg: var(--global-text-color, #ebecef);
    --meta: #a3b9d0;
    --muted: #a4a8b0;
    --faint: #757983;
    --rule: #2a2c31;
    --tint: #1a1b1f;
    --accent: #ff5d73;
    --accent-soft: #3a1a21;
    --bar-base: #464950;
    --bar-mid: #91959d;
    --code-bg: #1a1b1f;
    color-scheme: dark;
  }
}
html[data-theme="dark"] .blog-post {
  --bg: var(--global-bg-color, #111214);
  --fg: var(--global-text-color, #ebecef);
  --meta: #a3b9d0;
  --muted: #a4a8b0;
  --faint: #757983;
  --rule: #2a2c31;
  --tint: #1a1b1f;
  --accent: #ff5d73;
  --accent-soft: #3a1a21;
  --bar-base: #464950;
  --bar-mid: #91959d;
  --code-bg: #1a1b1f;
  color-scheme: dark;
}
.blog-post * {
  box-sizing: border-box;
}
.blog-post {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f-body);
  font-size: 1.125rem;
  line-height: 1.68;
  padding-block: 0 4rem;
  -webkit-font-smoothing: antialiased;
}
.blog-post a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.blog-post a:hover {
  color: var(--accent);
}
.blog-post :focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}
.blog-post .wrap {
  max-width: var(--col);
  margin-left: auto;
  margin-right: auto;
}
/* Article header */
.blog-post header.hero {
  padding-top: 0;
  scroll-margin-top: 6rem;
}
.blog-post h1 {
  font-family: "Merriweather", Georgia, serif;
  font-weight: 700;
  font-size: 2rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
  margin: 0 0 1.4rem;
  text-wrap: balance;
}
.blog-post .article-meta {
  font-family: var(--f-ui);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.7;
}
.blog-post .article-meta,
.blog-post .article-meta span,
.blog-post .article-meta time,
.blog-post .article-meta sup,
.blog-post .article-meta i,
.blog-post .article-meta p,
.blog-post .article-meta a {
  color: var(--meta);
}
.blog-post .article-meta p {
  margin: 0 0 0.35rem;
}
.blog-post .article-author {
  white-space: nowrap;
}
.blog-post .article-authors sup {
  margin-left: 0.08em;
}
.blog-post .article-affiliation > span:first-child {
  margin-inline: 0.35em;
}
.blog-post .article-taxonomy {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.8rem;
  margin-top: 0.65rem;
}
.blog-post .article-taxonomy a {
  white-space: nowrap;
  text-decoration: none;
}
.blog-post .article-taxonomy a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.blog-post .article-taxonomy i {
  font-size: 0.9em;
}
.blog-post .deck {
  display: grid;
  gap: 1rem;
  margin: 1.8rem 0 0;
}
.blog-post .deck p {
  margin: 0;
  font-size: 1.12rem;
}
.blog-post .deck b {
  font-weight: 600;
}
/* A sticky contents column on desktop; a native disclosure on smaller screens. */
.blog-post {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}
.blog-post .post-content {
  min-width: 0;
}
.blog-post .post-sidebar {
  position: sticky;
  top: 6rem;
  max-height: calc(100vh - 9rem);
  overflow-y: auto;
  font-family: var(--f-ui);
  font-weight: 400;
}
.blog-post .all-posts-link {
  display: block;
  margin-bottom: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.5;
  text-decoration: none;
}
.blog-post .all-posts-link:hover {
  text-decoration: underline;
}
.blog-post .toc summary {
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 0.8rem;
}
.blog-post .toc ol {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.blog-post .toc li {
  font-size: 0.9rem;
  line-height: 1.5;
}
.blog-post .toc a {
  display: block;
  text-decoration: none;
}
.blog-post .toc a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.blog-post .label {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (min-width: 768px) {
  .blog-post .toc summary {
    list-style: none;
    cursor: default;
  }
  .blog-post .toc summary::-webkit-details-marker {
    display: none;
  }
}
@media (max-width: 767px) {
  .blog-post {
    display: block;
  }
  .blog-post .post-sidebar {
    position: static;
    max-width: var(--col);
    max-height: none;
    overflow: visible;
    margin: 0 auto 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--rule);
  }
  .blog-post .toc summary {
    margin-bottom: 0;
  }
  .blog-post .toc[open] summary {
    margin-bottom: 0.8rem;
  }
}
/* sections */
.blog-post section {
  margin-top: 4rem;
  scroll-margin-top: 6rem;
}
.blog-post h2 {
  font-family: var(--f-display);
  font-weight: 650;
  font-size: clamp(1.55rem, 3.6vw, 1.95rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 1.1rem;
  text-wrap: balance;
}
.blog-post h3 {
  font-family: var(--f-display);
  font-weight: 650;
  font-size: 1.3rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 0.25rem;
  text-wrap: balance;
}
.blog-post p {
  margin: 0 0 1.05rem;
}
.blog-post strong {
  font-weight: 600;
}
.blog-post em {
  font-style: italic;
}
.blog-post code,
.blog-post .mono {
  font-family: var(--f-mono);
  font-size: 0.86em;
}
.blog-post p code,
.blog-post li code {
  background: var(--code-bg);
  padding: 0.08em 0.35em;
  border-radius: 4px;
}
.blog-post ul.plain {
  padding-left: 1.15rem;
  margin: 0 0 1.05rem;
}
.blog-post ul.plain li {
  margin: 0.3rem 0;
}
.blog-post .thesis {
  font-family: var(--f-display);
  font-weight: 650;
  font-size: clamp(1.35rem, 3.4vw, 1.75rem);
  line-height: 1.25;
  letter-spacing: -0.012em;
  margin: 2rem 0;
  padding: 1.4rem 0;
  border-top: 2px solid var(--fg);
  border-bottom: 1px solid var(--rule);
  text-wrap: balance;
}
.blog-post .thesis .hl {
  color: var(--accent);
}
/* figures */
.blog-post .article-figure {
  width: 100%;
  max-width: 40rem;
  margin: 1.75rem auto;
}
.blog-post .article-figure--example {
  max-width: 38rem;
}
.blog-post .article-figure--video {
  max-width: var(--col);
}
.blog-post figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--rule);
}
.blog-post figcaption {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
  margin-top: 0.7rem;
  max-width: var(--col);
}
.blog-post figcaption b {
  color: var(--fg);
  font-weight: 600;
}
.blog-post .video {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  max-width: 100%;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--rule);
}
.blog-post .video video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #fff;
}
/* principle triad */
.blog-post .triad {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  margin: 1.6rem 0 1.8rem;
}
.blog-post .triad > div {
  background: var(--bg);
  padding: 1rem 1rem 1.1rem;
  min-width: 0;
}
.blog-post .triad .verb {
  font-family: var(--f-display);
  font-weight: 750;
  font-size: 1.25rem;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.blog-post .triad p {
  font-size: 0.93rem;
  line-height: 1.5;
  margin: 0.35rem 0 0;
}
.blog-post .triad .from {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--faint);
  margin-top: 0.6rem;
  display: block;
}
@media (max-width: 620px) {
  .blog-post .triad {
    grid-template-columns: 1fr;
  }
}
/* comparison table */
.blog-post .tbl-wrap {
  overflow-x: auto;
  margin: 1.4rem 0 1.6rem;
  -webkit-overflow-scrolling: touch;
}
.blog-post table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.92rem;
  line-height: 1.45;
}
.blog-post th,
.blog-post td {
  padding: 0.6rem 0.7rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--rule);
}
.blog-post thead th {
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1.5px solid var(--fg);
  white-space: nowrap;
}
.blog-post td.num,
.blog-post th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-family: var(--f-mono);
  font-size: 0.84rem;
  white-space: nowrap;
}
.blog-post tr.us td {
  background: var(--accent-soft);
}
.blog-post tr.us td:first-child {
  font-weight: 600;
}
.blog-post td .best {
  color: var(--accent);
  font-weight: 600;
}
.blog-post td.gain {
  color: var(--accent);
  font-weight: 500;
}
.blog-post tr.sub td {
  color: var(--muted);
  font-size: 0.82rem;
}
.blog-post .yes {
  color: var(--fg);
}
.blog-post .no {
  color: var(--faint);
}
/* trajectory log */
.blog-post .traj {
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  margin: 1.8rem 0;
}
.blog-post .traj-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.65rem 1rem;
  background: var(--tint);
  border-bottom: 1px solid var(--rule);
  font-family: var(--f-mono);
  font-size: 0.74rem;
  color: var(--muted);
}
.blog-post .traj-row {
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  gap: 0.8rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--rule);
}
.blog-post .traj-row:last-child {
  border-bottom: 0;
}
.blog-post .traj-row .t {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  color: var(--faint);
  padding-top: 0.12rem;
}
.blog-post .traj-row .c {
  min-width: 0;
  font-size: 0.93rem;
  line-height: 1.55;
}
.blog-post .call {
  font-family: var(--f-mono);
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}
.blog-post .obs {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  margin-left: 0.35rem;
  vertical-align: 1px;
}
.blog-post .obs.err {
  background: var(--accent-soft);
  color: var(--accent);
}
.blog-post .obs.ok {
  background: var(--tint);
  color: var(--muted);
  border: 1px solid var(--rule);
}
.blog-post .traj-row.s {
  background: color-mix(in srgb, var(--accent-soft) 45%, var(--bg));
}
.blog-post .tag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-right: 0.45rem;
}
.blog-post .lesson {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  margin-top: 0.3rem;
  color: var(--fg);
}
.blog-post .lesson .id {
  color: var(--accent);
  margin-right: 0.4rem;
}
.blog-post .lesson.dim {
  color: var(--faint);
}
.blog-post blockquote.new {
  margin: 0.5rem 0 0;
  padding: 0.55rem 0.8rem;
  background: var(--bg);
  border: 1px dashed color-mix(in srgb, var(--accent) 60%, transparent);
  border-radius: 6px;
  font-size: 0.9rem;
  font-style: italic;
}
/* insights */
.blog-post .insight {
  margin-top: 3rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--rule);
}
.blog-post .insight .eyebrow {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.blog-post .insight h3 {
  margin-bottom: 1rem;
}
/* charts */
.blog-post .chart {
  margin: 1.6rem 0 1.8rem;
  padding: 1.1rem 1.1rem 0.9rem;
  background: var(--tint);
  border-radius: 8px;
}
.blog-post .chart-title {
  font-family: var(--f-display);
  font-weight: 650;
  font-size: 0.98rem;
  margin: 0;
}
.blog-post .chart-sub {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0.2rem 0 0;
}
.blog-post .panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1.4rem;
  margin-top: 1rem;
}
.blog-post .panel {
  min-width: 0;
}
.blog-post .panel-name {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.blog-post .bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 11rem;
  border-bottom: 1px solid var(--faint);
  position: relative;
}
.blog-post .bar {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  height: 100%;
  position: relative;
  outline: none;
}
.blog-post .bar .v {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  color: var(--fg);
  margin-bottom: 0.25rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.blog-post .bar .m {
  width: 100%;
  max-width: 3.6rem;
  height: var(--h);
  background: var(--bar-base);
  border-radius: 4px 4px 0 0;
  transition: filter 0.15s;
}
.blog-post .bar.mid .m {
  background: var(--bar-mid);
}
.blog-post .bar.hi .m {
  background: var(--accent);
}
.blog-post .bar.hi .v {
  color: var(--accent);
  font-weight: 500;
}
.blog-post .bar:hover .m,
.blog-post .bar:focus-visible .m {
  filter: brightness(1.12);
}
.blog-post .bar .tip {
  position: absolute;
  bottom: calc(var(--h) + 1.9rem);
  left: 50%;
  transform: translateX(-50%);
  background: var(--fg);
  color: var(--bg);
  font-family: var(--f-mono);
  font-size: 0.7rem;
  line-height: 1.35;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.12s;
  z-index: 2;
}
.blog-post .bar:hover .tip,
.blog-post .bar:focus-visible .tip {
  opacity: 1;
}
.blog-post .bar:first-child .tip {
  left: 0;
  transform: none;
}
.blog-post .bar:last-child .tip {
  left: auto;
  right: 0;
  transform: none;
}
.blog-post .chart {
  overflow: hidden;
}
.blog-post .ref-line {
  position: absolute;
  left: 0;
  right: 0;
  bottom: var(--h);
  border-top: 1px dashed var(--accent);
  opacity: 0.7;
  pointer-events: none;
}
.blog-post .xl {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.4rem;
}
.blog-post .xl span {
  flex: 1 1 0;
  min-width: 0;
  overflow-wrap: anywhere;
  text-align: center;
  font-family: var(--f-mono);
  font-size: 0.68rem;
  line-height: 1.3;
  color: var(--muted);
}
.blog-post .chart-note {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0.9rem 0 0;
  font-family: var(--f-mono);
  line-height: 1.5;
}
/* stacked fork bar */
.blog-post .stack {
  display: flex;
  height: 2.2rem;
  gap: 2px;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 1rem;
}
.blog-post .stack div {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
}
.blog-post .stack .better {
  background: var(--accent);
  color: #fff;
}
.blog-post .stack .tie {
  background: var(--bar-base);
  color: var(--fg);
}
.blog-post .stack .worse {
  background: var(--bar-mid);
  color: var(--bg);
}
.blog-post .legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  margin-top: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.blog-post .legend i {
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: -1px;
}
/* stats row */
.blog-post .stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  margin: 1.4rem 0 1.6rem;
}
.blog-post .stats > div {
  background: var(--bg);
  padding: 0.9rem 1rem;
  min-width: 0;
}
.blog-post .stats .n {
  font-family: var(--f-display);
  font-weight: 750;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.blog-post .stats .n small {
  font-size: 0.55em;
  font-weight: 650;
  color: var(--muted);
}
.blog-post .stats .d {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.4;
  margin-top: 0.25rem;
}
/* code */
.blog-post pre {
  background: var(--code-bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  margin: 0;
}
.blog-post .code-box {
  position: relative;
  margin: 1rem 0 1.4rem;
}
.blog-post .copy {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  font: 500 0.72rem/1 var(--f-mono);
  padding: 0.45rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--rule);
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
}
.blog-post .copy:hover {
  border-color: var(--fg);
}
.blog-post footer.end {
  margin-top: 4rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  color: var(--muted);
}
.blog-post footer.end a {
  text-decoration: none;
}
.blog-post footer.end a:hover {
  text-decoration: underline;
}
.blog-post .fn {
  font-size: 0.88rem;
  color: var(--muted);
}
.blog-post .note {
  font-size: 0.95rem;
  color: var(--muted);
  background: var(--tint);
  border-radius: 6px;
  padding: 0.7rem 0.9rem;
}
.blog-post .note strong {
  color: var(--fg);
}

.blog-post a {
  text-decoration-line: underline;
}
.blog-post figure a {
  display: block;
  cursor: zoom-in;
}
.blog-post code {
  color: inherit;
}
.blog-post pre {
  white-space: pre;
}
.blog-post .code-box pre {
  padding-top: 3rem;
}
.blog-post .copy {
  z-index: 1;
}
.blog-post .bar:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
@media (max-width: 620px) {
  .blog-post {
    font-size: 1.05rem;
  }
  .blog-post .traj-row {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 0.5rem;
    padding: 0.7rem 0.65rem;
  }
  .blog-post .chart {
    padding-inline: 0.65rem;
  }
  .blog-post .bars,
  .blog-post .xl {
    gap: 0.3rem;
  }
  .blog-post .bar .v {
    font-size: 0.65rem;
  }
  .blog-post .bar .tip {
    white-space: normal;
    width: max-content;
    max-width: 9rem;
  }
}