:root {
  --paper: #faf8f3;
  --ink: #272522;
  --muted: #77716a;
  --rule: #ddd8cf;
  --soft: #f1eee7;
  --accent: #a74a24;
  --article-width: 720px;
  --shell-width: 1240px;
  --mono: "Courier Prime", "Nimbus Mono PS", "Courier New", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --serif: Charter, "Bitstream Charter", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --space-1: .45rem;
  --space-2: .8rem;
  --space-3: 1.25rem;
  --space-4: 2rem;
  --space-5: 3.25rem;
  --space-6: 5.25rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
::selection { background: color-mix(in srgb, var(--accent) 18%, transparent); }
a { color: inherit; text-decoration-color: color-mix(in srgb, var(--accent) 70%, transparent); text-underline-offset: .16em; }
a:hover { color: var(--accent); }
button, input { font: inherit; }
button { color: inherit; }
img, svg, video { max-width: 100%; height: auto; }

.reading-progress {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.site-frame {
  width: min(calc(100% - 48px), var(--shell-width));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
}
.site-main { min-width: 0; padding: 0; }
.site-rail, .context-rail { min-width: 0; }
.site-rail-inner, .context-inner { position: sticky; top: 48px; padding-top: 48px; }

.wordmark {
  display: inline-block;
  font-family: var(--mono);
  font-size: 1.33rem;
  font-weight: 700;
  letter-spacing: .01em;
  text-decoration: none;
}
.wordmark::after { content: " ·"; color: var(--accent); }
.strapline, .brand-note {
  color: var(--muted);
  font-family: var(--mono);
  font-size: .76rem;
  line-height: 1.55;
}
.strapline { margin: .8rem 0 2rem; }
.brand-note { margin-top: 2rem; border-top: 1px solid var(--rule); padding-top: 1.25rem; }
.primary-nav { display: grid; gap: .48rem; margin-bottom: 2.5rem; }
.primary-nav a, .topic-nav a {
  font-family: var(--mono);
  font-size: .84rem;
  text-decoration: none;
}
.primary-nav a:hover, .topic-nav a:hover { color: var(--accent); }
.rail-section { border-top: 1px solid var(--rule); padding-top: 1.1rem; margin-top: 1rem; }
.rail-label, .context-title, .section-rule, .eyebrow, .article-kicker, .post-row-meta, .article-dates, .post-row-foot {
  font-family: var(--mono);
  color: var(--muted);
  letter-spacing: .035em;
}
.rail-label, .context-title { font-size: .74rem; margin: 0 0 1rem; font-weight: 400; }
.topic-nav { display: grid; gap: .42rem; }
.topic-nav a, .taxonomy-link { display: flex; justify-content: space-between; gap: 1rem; }
.topic-nav a span:last-child, .taxonomy-link small { color: var(--muted); }
.search-trigger {
  width: 100%; margin-top: 2rem; padding: .72rem .78rem;
  display: flex; justify-content: space-between; align-items: center;
  border: 1px solid var(--rule); border-radius: 3px; background: transparent;
  font-family: var(--mono); font-size: .72rem; color: var(--muted); cursor: pointer;
}
kbd { border: 1px solid var(--rule); border-radius: 2px; padding: 0 .28rem; background: var(--soft); font-family: var(--mono); }

.mobile-header { height: 68px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--rule); }
.mobile-menu { border-bottom: 1px solid var(--rule); padding: .8rem 0; font-family: var(--mono); font-size: .78rem; }
.mobile-menu:not([hidden]) { display: flex; flex-wrap: wrap; gap: .9rem 1.2rem; }
.mobile-menu a { text-decoration: none; }

.index-intro, .listing-header, .article-header { margin-bottom: var(--space-5); }
.eyebrow, .article-kicker { text-transform: none; font-size: .72rem; margin: 0 0 1.2rem; }
.index-intro h1, .listing-header h1, .article-header h1 {
  font-family: var(--mono);
  font-size: clamp(2.2rem, 6vw, 4.35rem);
  line-height: 1.03;
  letter-spacing: -.045em;
  font-weight: 400;
  margin: 0;
}
.index-intro h1 { font-size: clamp(2.6rem, 7vw, 5.5rem); }
.dek, .article-dek {
  color: #57514b;
  font-family: var(--mono);
  font-size: 1rem;
  line-height: 1.55;
  max-width: 58ch;
  margin: 1.15rem 0 0;
}
.article-dates { display: flex; gap: 1rem; margin-top: 1.5rem; font-size: .72rem; }

.section-rule {
  display: flex; align-items: center; gap: 1rem;
  font-size: .7rem; margin: 0 0 .6rem;
}
.section-rule::after { content: ""; height: 1px; background: var(--rule); flex: 1; }
.note-index, .archive-list { border-bottom: 1px solid var(--rule); }
.post-row { padding: 1.55rem 0 1.8rem; border-top: 1px solid var(--rule); }
.post-row-meta { display: flex; flex-wrap: wrap; gap: .55rem; font-size: .67rem; }
.post-row-meta > * + *::before { content: "/"; margin-right: .55rem; color: var(--rule); }
.post-row-meta a { text-decoration: none; }
.post-row h2 { font-family: var(--mono); font-weight: 400; font-size: 1.55rem; line-height: 1.18; margin: .48rem 0 .65rem; letter-spacing: -.02em; }
.post-row h2 a { text-decoration: none; }
.post-row p { color: #56514c; margin: 0; font-size: .96rem; line-height: 1.55; }
.post-row-foot { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .66rem; margin-top: .9rem; }
.index-more { margin-top: 1.7rem; font-family: var(--mono); font-size: .82rem; }
.taxonomy-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: .65rem; }
.taxonomy-card { display: flex; justify-content: space-between; align-items: baseline; gap: .8rem; padding: .85rem .9rem; border: 1px solid var(--rule); background: var(--soft); font-family: var(--mono); font-size: .8rem; text-decoration: none; }
.taxonomy-card:hover { border-color: var(--accent); }
.taxonomy-card small { flex: 0 0 auto; color: var(--muted); font-size: .66rem; }
.empty-state { color: var(--muted); font-family: var(--mono); font-size: .82rem; }

.article-content { font-size: 1.05rem; }
.article-content > * { max-width: 100%; }
.article-content p { margin: 0 0 1.45rem; }
.article-content h2, .article-content h3, .article-content h4 {
  font-family: var(--mono); font-weight: 400; line-height: 1.16; letter-spacing: -.025em;
  scroll-margin-top: 2rem;
}
.article-content h2 { font-size: 1.75rem; margin: 3.6rem 0 1.25rem; padding-top: .7rem; border-top: 1px solid var(--rule); }
.article-content h3 { font-size: 1.3rem; margin: 2.4rem 0 .9rem; }
.article-content h4 { font-size: 1rem; margin: 1.8rem 0 .7rem; }
.article-content h2::before { counter-increment: section; content: counter(section, decimal-leading-zero) " / "; color: var(--accent); font-size: .78em; }
.article-content { counter-reset: section; }
.article-content blockquote {
  margin: 2rem 0; padding: .2rem 0 .2rem 1.35rem; border-left: 2px solid var(--accent);
  color: #4f4943; font-size: 1.06em;
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content pre {
  overflow-x: auto; padding: 1.15rem 1.25rem; border: 1px solid var(--rule); background: var(--soft);
  font-family: var(--mono); font-size: .78rem; line-height: 1.6; border-radius: 2px;
}
.article-content figure.highlight, .article-content .highlight {
  overflow-x: auto; margin: 2rem 0; padding: 1.15rem 1.25rem; border: 1px solid var(--rule);
  background: var(--soft); font-family: var(--mono); font-size: .78rem; line-height: 1.6; border-radius: 2px;
}
.article-content figure.highlight { margin: 2rem 0; }
.article-content .highlight table { width: auto; margin: 0; border-collapse: collapse; font: inherit; }
.article-content .highlight td { border: 0; padding: 0; }
.article-content .highlight pre { overflow: visible; margin: 0; padding: 0; border: 0; background: transparent; font: inherit; }
.article-content .highlight .gutter { padding-right: 1rem; color: #aaa39b; user-select: none; }
.article-content code { font-family: var(--mono); font-size: .88em; background: var(--soft); padding: .05em .22em; }
.article-content pre code { background: transparent; padding: 0; font-size: inherit; }
.article-content table { width: 100%; border-collapse: collapse; margin: 2rem 0; font-size: .9rem; }
.article-content th, .article-content td { border-bottom: 1px solid var(--rule); padding: .65rem .55rem; text-align: left; vertical-align: top; }
.article-content th { font-family: var(--mono); font-size: .75rem; font-weight: 600; }
.article-content hr { border: 0; border-top: 1px solid var(--rule); margin: 3rem 0; }
.article-content figure { margin: 2.6rem 0; }
.article-content figcaption { color: var(--muted); font-family: var(--mono); font-size: .68rem; margin-top: .55rem; }
.article-content ul, .article-content ol { padding-left: 1.35rem; }
.article-content li { margin-bottom: .45rem; }

.context-inner { font-family: var(--mono); font-size: .72rem; color: var(--muted); }
.context-section { border-top: 1px solid var(--rule); padding: 1.15rem 0 1.7rem; }
.context-section:first-child { border-top: 0; }
.toc { display: grid; gap: .48rem; }
.toc a { display: grid; grid-template-columns: 2rem 1fr; gap: .35rem; text-decoration: none; line-height: 1.35; }
.toc a span:first-child { color: #aaa39b; }
.toc a.toc-sub { padding-left: .7rem; }
.document-meta div { display: flex; justify-content: space-between; gap: 1rem; padding: .25rem 0; }
.document-meta strong { color: var(--ink); font-weight: 400; text-align: right; }
.related-link { display: grid; text-decoration: none; margin-bottom: .9rem; line-height: 1.35; }
.related-link small { margin-top: .15rem; color: #aaa39b; }
.taxonomy-link { text-decoration: none; margin-bottom: .48rem; }
.note-block p { line-height: 1.55; margin: 0; color: #5f5953; }
.article-actions { display: flex; gap: 1rem; }
.quiet-action, .text-button { border: 0; padding: 0; background: none; font-family: var(--mono); font-size: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: .18em; text-decoration-color: var(--rule); }
.quiet-action:hover, .text-button:hover { color: var(--accent); }

.closing-rule { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); margin: 4rem 0; padding: 1.3rem 0; }
.closing-rule > div { display: grid; grid-template-columns: 150px 1fr; gap: 1rem; }
.closing-rule > div + div { margin-top: 1rem; }
.closing-rule span { font-family: var(--mono); color: var(--accent); font-size: .72rem; }
.closing-rule p { margin: 0; }
.article-related { margin-top: var(--space-5); }

.site-footer {
  margin-top: var(--space-6); padding: 1.5rem 0 2rem; border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; gap: 1rem;
  color: var(--muted); font-family: var(--mono); font-size: .66rem;
}
.pagination { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1rem; margin-top: 2rem; font-family: var(--mono); font-size: .76rem; }
.pagination a:last-child { text-align: right; }
.not-found { min-height: 60vh; display: grid; align-content: center; }
.not-found h1 { font-family: var(--mono); font-size: 3rem; font-weight: 400; margin: .5rem 0 1rem; }

.search-dialog {
  width: min(720px, calc(100% - 32px)); max-height: min(720px, calc(100vh - 48px));
  padding: 0; border: 1px solid var(--ink); background: var(--paper); color: var(--ink); box-shadow: none;
}
.search-dialog::backdrop { background: rgba(32, 28, 24, .32); }
.search-shell { padding: 1rem; }
.search-bar { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; border-bottom: 1px solid var(--ink); padding-bottom: .75rem; }
.search-bar input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--ink); font-family: var(--mono); font-size: 1.1rem; }
.search-status { color: var(--muted); font-family: var(--mono); font-size: .68rem; padding: .8rem 0; }
.search-results { display: grid; }
.search-result { display: grid; gap: .24rem; padding: .9rem 0; border-top: 1px solid var(--rule); text-decoration: none; }
.search-result-meta, .search-result small { font-family: var(--mono); font-size: .68rem; color: var(--muted); }
.search-result strong { font-family: var(--mono); font-size: 1rem; font-weight: 400; }

@media (max-width: 1120px) {
  .site-frame { grid-template-columns: minmax(0, 1fr); max-width: var(--article-width); justify-content: center; }
  .context-rail { display: none; }
}

@media (max-width: 800px) {
  body { font-size: 17px; }
  .site-frame { width: min(calc(100% - 36px), var(--article-width)); display: block; }
  .mobile-header .wordmark { font-size: 1rem; }
  .mobile-actions { display: flex; gap: .85rem; font-family: var(--mono); font-size: .7rem; }
  .index-page, .archive-page, .article, .not-found { padding-top: 3.25rem; }
  .index-intro h1 { font-size: clamp(2.6rem, 15vw, 4.4rem); }
  .article-header h1, .listing-header h1 { font-size: clamp(2.1rem, 11vw, 3.4rem); }
  .article-content h2 { font-size: 1.55rem; }
  .closing-rule > div { grid-template-columns: 1fr; gap: .25rem; }
}

@media print {
  :root { --paper: #fff; --ink: #000; --muted: #555; --rule: #bbb; --soft: #f6f6f6; }
  body { font-size: 11pt; }
  .site-frame { display: block; width: auto; max-width: 7in; }
  .site-rail, .context-rail, .mobile-header, .mobile-menu, .site-footer, .reading-progress, .article-related { display: none !important; }
  .site-main { padding: 0; }
  .article-header h1 { font-size: 28pt; }
  .article-content h2 { break-after: avoid; }
  .article-content pre, .article-content table, .article-content figure { break-inside: avoid; }
  a { text-decoration: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}