/* ═══════════════════════════════════════════════════════════════════
   LUPID BLOG — shared styles
   Inherits the cosmic obsidian language from the marketing page,
   but tuned for reading: calmer atmosphere, longer line measure,
   serif body, mono ledger affordances.
   ═══════════════════════════════════════════════════════════════════ */

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: #0B0C0E; color: #E7E4DC;
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Design tokens (kept identical to /index.html) ─── */
:root {
  --font-sans:  'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono:  'Geist Mono', 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  --font-serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --ink:       #0B0C0E;
  --vellum:    #12141A;
  --bone:      #E7E4DC;
  --bone-2:    #BFBDB4;
  --bone-3:    #7F7E77;
  --rule:      rgba(231,228,220,0.10);
  --rule-2:    rgba(231,228,220,0.18);
  --signal:    #C9DFE4;
  --ember:     #D4A574;
}

/* ─── Page grain — paper texture, identical to main page ─── */
body::before {
  content:''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(900px 600px at 20% -10%, rgba(212,165,116,0.035), transparent 60%),
    radial-gradient(1000px 700px at 90% 120%, rgba(201,223,228,0.028), transparent 55%);
}
body::after {
  content:''; position: fixed; inset: 0; pointer-events: none; z-index: 1; opacity: 0.45;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.9  0 0 0 0 0.88  0 0 0 0 0.82  0 0 0 0.035 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

/* ─── Atmospheric light source — single warm ember in upper-right ─── */
.atmosphere {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden;
}
.atmosphere::before {
  content: ''; position: absolute;
  top: -10%; right: -8%;
  width: 70vw; max-width: 900px; height: 70vh; max-height: 700px;
  background: radial-gradient(ellipse at center, rgba(212,165,116,0.040) 0%, rgba(212,165,116,0.012) 35%, transparent 65%);
  pointer-events: none;
}
.atmosphere::after {
  content: ''; position: absolute;
  bottom: -20%; left: -10%;
  width: 60vw; max-width: 800px; height: 60vh; max-height: 600px;
  background: radial-gradient(ellipse at center, rgba(201,223,228,0.020) 0%, transparent 60%);
  pointer-events: none;
}

/* ─── Shared utilities ─── */
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.wrap { max-width: 1360px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 2; }

/* ─── Reveal-on-scroll ─── */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 800ms cubic-bezier(.2,.7,.2,1), transform 800ms cubic-bezier(.2,.7,.2,1); }
[data-reveal].in { opacity: 1; transform: translateY(0); }
[data-reveal-delay="1"] { transition-delay: 90ms; }
[data-reveal-delay="2"] { transition-delay: 180ms; }
[data-reveal-delay="3"] { transition-delay: 270ms; }
[data-reveal-delay="4"] { transition-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* ═══════════════════════════════════════════════════════════════════
   NAV — mirrors marketing page exactly
   ═══════════════════════════════════════════════════════════════════ */
nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(11,12,14,0.78);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--rule);
}
.nav-in { max-width: 1360px; margin: 0 auto; padding: 18px 32px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.mark-lock { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.mark-lock svg { width: 22px; height: 22px; color: var(--bone); }
.mark-lock .wd { font-size: 14px; letter-spacing: 0.3em; color: var(--bone); text-transform: uppercase; font-weight: 500; }
.mark-lock .meta { font-family: var(--font-mono); font-size: 10px; color: var(--bone-3); letter-spacing: 0.12em; padding-left: 12px; border-left: 1px solid var(--rule); }
.nav-links { display: flex; gap: 36px; justify-content: center; }
.nav-links a { color: var(--bone-2); font-size: 13px; text-decoration: none; letter-spacing: 0.01em; transition: color 180ms; font-weight: 400; }
.nav-links a:hover { color: var(--bone); }
.nav-links a.active { color: var(--bone); }
.nav-links a.active::after {
  content: ''; display: block; height: 1px; margin-top: 4px;
  background: var(--ember); opacity: 0.6;
}
.nav-right { display: flex; gap: 14px; align-items: center; justify-content: flex-end; }
.nav-right a { color: var(--bone-2); font-size: 13px; text-decoration: none; }
.nav-right a:hover { color: var(--bone); }

/* ─── Buttons — same as marketing ─── */
.btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 10px 16px;
  font-family: var(--font-sans); font-size: 13px; font-weight: 500; letter-spacing: 0.01em;
  border: 1px solid var(--rule-2); background: transparent; color: var(--bone); cursor: pointer;
  text-decoration: none; transition: all 160ms ease; border-radius: 2px;
}
.btn:hover { border-color: var(--bone); background: rgba(231,228,220,0.04); }
.btn.primary { background: var(--bone); color: var(--ink); border-color: var(--bone); }
.btn.primary:hover { background: var(--ember); border-color: var(--ember); color: var(--ink); }
.btn .arr { display: inline-block; transition: transform 180ms ease; }
.btn:hover .arr { transform: translateX(3px); }
.btn:focus-visible { outline: 2px solid rgba(231,228,220,0.45); outline-offset: 3px; }

section { position: relative; z-index: 2; }

/* ─── Chapter eyebrow (reused across blog) ─── */
.chapter { display: flex; align-items: baseline; gap: 16px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--bone-3); text-transform: uppercase; margin-bottom: 40px; flex-wrap: wrap; }
.chapter .num { color: var(--ember); font-weight: 500; }
.chapter .dash { color: var(--bone-3); }
.chapter .t { color: var(--bone-2); }

/* ═══════════════════════════════════════════════════════════════════
   BLOG INDEX — list page
   ═══════════════════════════════════════════════════════════════════ */
.blog-hero { padding: 100px 0 60px; border-bottom: 1px solid var(--rule); }
.blog-hero h1 {
  font-family: var(--font-serif); font-weight: 300;
  font-size: clamp(2.5rem, 5.4vw, 4.5rem);
  line-height: 1.04; letter-spacing: -0.022em; margin: 0;
  color: var(--bone); font-optical-sizing: auto; max-width: 820px;
}
.blog-hero h1 em { font-style: italic; color: var(--ember); font-weight: 300; }
.blog-hero .lede {
  margin-top: 28px; max-width: 620px;
  font-size: 16px; line-height: 1.6; color: var(--bone-2);
}
.blog-hero .ledger-bar {
  margin-top: 24px; padding-top: 18px;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.1em; color: var(--bone-3); text-transform: uppercase;
}
.blog-hero .ledger-bar .count { color: var(--bone-2); }
.blog-hero .ledger-bar .count b { color: var(--ember); font-weight: 500; }

/* ─── Search ─── */
.blog-hero .search-row { margin-top: 44px; display: flex; align-items: stretch; gap: 14px; flex-wrap: wrap; }

.rss-button {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 22px; border: 1px solid rgba(231, 228, 220, 0.16);
  background: rgba(231, 228, 220, 0.045);
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
  color: var(--bone-2); text-decoration: none; cursor: pointer;
  transition: border-color 220ms, background 220ms, color 220ms;
}
.rss-button:hover { border-color: rgba(212, 165, 116, 0.45); background: rgba(212, 165, 116, 0.06); color: var(--ember); }
.rss-button svg { width: 14px; height: 14px; color: var(--ember); }
@media (max-width: 640px) {
  .rss-button { padding: 14px 18px; }
}

.search-shell {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 640px;
  padding: 16px 22px;
  background: rgba(231, 228, 220, 0.045);
  border: 1px solid rgba(231, 228, 220, 0.16);
  border-radius: 4px;
  cursor: text;
  transition: border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
  position: relative;
}
.search-shell:hover {
  border-color: rgba(231, 228, 220, 0.28);
  background: rgba(231, 228, 220, 0.060);
}
.search-shell:focus-within {
  border-color: rgba(212, 165, 116, 0.55);
  background: rgba(231, 228, 220, 0.070);
  box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.10),
              0 8px 24px -12px rgba(212, 165, 116, 0.18);
}

.search-shell .search-svg {
  flex-shrink: 0;
  color: var(--bone-3);
  transition: color 220ms ease;
}
.search-shell:focus-within .search-svg { color: var(--ember); }

.search-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: 0;
  appearance: none;
  -webkit-appearance: none;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--bone);
  padding: 0;
  margin: 0;
  line-height: 1.4;
}
.search-input::placeholder {
  color: var(--bone-3);
  opacity: 1; /* override Firefox 0.54 default */
}
.search-input::-webkit-search-decoration,
.search-input::-webkit-search-cancel-button,
.search-input::-webkit-search-results-button,
.search-input::-webkit-search-results-decoration {
  -webkit-appearance: none;
  appearance: none;
  display: none;
}

.search-kbd {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--bone-3);
  background: rgba(231, 228, 220, 0.07);
  border: 1px solid rgba(231, 228, 220, 0.14);
  border-radius: 3px;
  padding: 3px 8px;
  user-select: none;
  transition: opacity 200ms ease, transform 200ms ease;
}
.search-shell:focus-within .search-kbd {
  opacity: 0;
  transform: translateX(8px);
  pointer-events: none;
}

@media (max-width: 480px) {
  .search-shell { padding: 14px 18px; gap: 12px; }
  .search-input { font-size: 14px; }
  .search-kbd { display: none; } /* on phones nobody types '/' */
}

/* No-results state inside the posts list */
.search-no-results {
  padding: 56px 24px;
  text-align: center;
  border-bottom: 1px solid var(--rule);
}
.search-no-results .empty-mark {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bone-3); margin-bottom: 12px;
}
.search-no-results p {
  font-family: var(--font-serif); font-size: 16px;
  color: var(--bone-2); margin: 0; line-height: 1.5;
}
.search-no-results .link-clear {
  background: none; border: 0; padding: 0;
  font: inherit; color: var(--ember); cursor: pointer;
  border-bottom: 1px solid rgba(212,165,116,0.4);
  transition: border-color 180ms ease;
}
.search-no-results .link-clear:hover { border-bottom-color: var(--ember); }
.search-no-results .empty-query {
  font-family: var(--font-mono); color: var(--ember); font-style: normal;
  padding: 0 4px; quotes: '"' '"';
}
.search-no-results .empty-query::before { content: open-quote; }
.search-no-results .empty-query::after { content: close-quote; }

/* ─── Load more (pagination) ─── */
.load-more-row {
  display: flex;
  justify-content: center;
  padding: 56px 0 24px;
}
.load-more {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 14px 26px;
  background: rgba(231,228,220,0.026);
  border: 1px solid rgba(231,228,220,0.16);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-2);
  cursor: pointer;
  transition: border-color 220ms ease, background 220ms ease, color 220ms ease;
}
.load-more:hover {
  border-color: rgba(212,165,116,0.45);
  background: rgba(231,228,220,0.045);
  color: var(--bone);
}
.load-more:focus-visible {
  outline: 2px solid rgba(212,165,116,0.55);
  outline-offset: 3px;
}
.load-more .lm-label {
  font-weight: 500;
}
.load-more .lm-count {
  color: var(--bone-3);
  padding-left: 16px;
  border-left: 1px solid var(--rule);
  font-size: 10.5px;
  letter-spacing: 0.16em;
}
.load-more:hover .lm-count {
  color: var(--ember);
  border-left-color: rgba(212,165,116,0.4);
}

/* End-of-list marker shown briefly after the last batch loads */
.load-more.exhausted {
  cursor: default;
  pointer-events: none;
  opacity: 0.5;
}

/* ─── Featured post — large card with editorial weight ─── */
.blog-grid { padding: 56px 0 120px; }

.featured-post {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  padding: 48px;
  border: 1px solid var(--rule);
  background: linear-gradient(180deg, rgba(212,165,116,0.020), rgba(11,12,14,0) 60%);
  margin-bottom: 80px;
  text-decoration: none; color: inherit;
  transition: border-color 320ms ease, background 320ms ease;
  position: relative; overflow: hidden;
}
.featured-post::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(231,228,220,0.04);
}
.featured-post:hover { border-color: rgba(212,165,116,0.30); }
.featured-post .meta-row {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--bone-3); margin-bottom: 20px;
  display: flex; gap: 16px; flex-wrap: wrap; align-items: center;
}
.featured-post .meta-row .em { color: var(--ember); font-weight: 500; }
.featured-post h2 {
  font-family: var(--font-serif); font-weight: 300;
  font-size: clamp(1.75rem, 3vw, 2.5rem); line-height: 1.1;
  letter-spacing: -0.015em; margin: 0; color: var(--bone);
}
.featured-post h2 em { font-style: italic; color: var(--ember); font-weight: 300; }
.featured-post .excerpt {
  font-family: var(--font-serif); font-size: 17px;
  line-height: 1.6; color: var(--bone-2); margin-top: 0;
}
.featured-post .right-col { padding-top: 6px; }
.featured-post .read-on {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 28px; font-size: 13px;
  font-family: var(--font-mono); letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--bone);
}
.featured-post .read-on .arr { transition: transform 220ms ease; color: var(--ember); }
.featured-post:hover .read-on .arr { transform: translateX(5px); }

/* ─── Posts list — chronological ledger ─── */
.posts-list { display: flex; flex-direction: column; }
.posts-list .ledger-head {
  display: grid; grid-template-columns: 200px 1fr 120px;
  gap: 32px; padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--bone-3);
}
.post-card {
  display: grid;
  grid-template-columns: 200px 1fr 120px;
  gap: 32px; padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  text-decoration: none; color: inherit;
  position: relative;
  transition: background 240ms ease;
}
.post-card::before {
  content: ''; position: absolute;
  left: -8px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--ember); opacity: 0;
  transition: opacity 240ms ease;
}
.post-card:hover { background: rgba(231,228,220,0.014); }
.post-card:hover::before { opacity: 0.7; }
.post-card .date {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.1em; color: var(--bone-3); text-transform: uppercase;
}
.post-card .body h3 {
  font-family: var(--font-serif); font-weight: 300;
  font-size: clamp(1.25rem, 2vw, 1.625rem); line-height: 1.2;
  letter-spacing: -0.01em; margin: 0 0 10px; color: var(--bone);
  transition: color 200ms ease;
}
.post-card:hover .body h3 { color: var(--bone); }
.post-card .body h3 em { font-style: italic; color: var(--ember); }
.post-card .body .excerpt {
  font-family: var(--font-serif); font-size: 15px;
  line-height: 1.55; color: var(--bone-2); margin: 0;
}
.post-card .body .topic-tag {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bone-3); padding: 2px 8px;
  border: 1px solid var(--rule-2); border-radius: 2px;
}
.post-card .right-meta {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--bone-3); white-space: nowrap; text-align: right;
}
.post-card .right-meta .read-time { color: var(--bone-2); }

/* ═══════════════════════════════════════════════════════════════════
   POST PAGE — article reading view
   ═══════════════════════════════════════════════════════════════════ */
.read-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  background: transparent; z-index: 50; pointer-events: none;
}
.read-progress .bar {
  height: 100%; width: 0%; background: var(--ember);
  transition: width 100ms linear;
  box-shadow: 0 0 8px rgba(212,165,116,0.5);
}

.post-shell { max-width: 1480px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 2; }

/* On post body, give the shell a 2-col layout: reading column + sticky TOC sidebar.
   On <=1100px the sidebar collapses and the col flows naturally. */
.post-body .post-shell {
  display: grid;
  grid-template-columns: minmax(0, 1100px) minmax(180px, 240px);
  gap: 80px;
  justify-content: center;
  align-items: start;
}

.post-header { padding: 80px 0 48px; }
.post-header .back {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--bone-3); text-decoration: none;
  margin-bottom: 36px; transition: color 180ms;
}
.post-header .back:hover { color: var(--bone-2); }
.post-header .back .arr { transition: transform 200ms ease; }
.post-header .back:hover .arr { transform: translateX(-3px); }

.post-header .topic {
  display: inline-block; margin-bottom: 24px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ember);
}

.post-header h1 {
  font-family: var(--font-serif); font-weight: 300;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.06; letter-spacing: -0.02em;
  margin: 0; color: var(--bone); max-width: 1100px;
}
.post-header h1 em { font-style: italic; color: var(--ember); font-weight: 300; }

.post-header .deck {
  margin-top: 24px; max-width: 900px;
  font-family: var(--font-serif); font-style: italic; font-weight: 300;
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem); line-height: 1.5;
  color: var(--bone-2);
}

.post-header .meta {
  display: flex; flex-wrap: wrap; gap: 18px;
  margin-top: 40px; padding: 18px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--bone-3);
}
.post-header .meta .author { color: var(--bone-2); }
.post-header .meta .sep { color: var(--bone-3); opacity: 0.5; }

/* ─── Article body ─── */
.post-body { padding: 56px 0 100px; }
.post-body .col { max-width: 100%; margin: 0; min-width: 0; }

/* Sticky table of contents in the right margin (desktop only).
   Tracks scroll position and highlights the current section. */
.post-aside {
  position: sticky;
  top: 100px;
  align-self: start;
  min-width: 0;
}
.post-aside .toc-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bone-3);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}
.post-aside .toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.post-aside .toc-list li {
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--rule);
}
.post-aside .toc-list a {
  display: block;
  padding: 9px 14px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--bone-3);
  text-decoration: none;
  border-left: 1px solid transparent;
  margin-left: -1px;
  transition: color 200ms ease, border-color 200ms ease;
}
.post-aside .toc-list a:hover {
  color: var(--bone-2);
}
.post-aside .toc-list a.active {
  color: var(--bone);
  border-left-color: var(--ember);
}
.post-body .col p {
  font-family: var(--font-serif); font-weight: 400;
  font-size: 18px; line-height: 1.7; color: var(--bone-2);
  margin: 0 0 1.5em;
}
.post-body .col p.lead {
  font-size: 21px; line-height: 1.55; color: var(--bone);
}
.post-body .col p em { font-style: italic; color: var(--bone); }
.post-body .col p strong, .post-body .col p b { font-weight: 600; color: var(--bone); }
.post-body .col h2 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(1.5rem, 2.4vw, 1.875rem);
  line-height: 1.2; letter-spacing: -0.01em;
  margin: 2.6em 0 0.7em; color: var(--bone);
}
.post-body .col h3 {
  font-family: var(--font-sans); font-weight: 500;
  font-size: 18px; line-height: 1.3;
  margin: 2.1em 0 0.6em; color: var(--bone);
  letter-spacing: -0.005em;
}
.post-body .col blockquote {
  margin: 2.2em 0; padding: 4px 0 4px 24px;
  border-left: 2px solid var(--ember);
  font-family: var(--font-serif); font-style: italic;
  font-size: 22px; line-height: 1.45; color: var(--bone);
}
.post-body .col code {
  font-family: var(--font-mono); font-size: 0.86em;
  background: rgba(212,165,116,0.08);
  padding: 0.12em 0.4em;
  color: var(--ember);
}
.post-body .col pre {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.7;
  background: #0C0E12; border: 1px solid var(--rule);
  padding: 20px 24px; overflow-x: auto;
  margin: 2em 0; color: var(--bone-2);
  border-radius: 2px; white-space: pre;
}
.post-body .col pre code {
  background: transparent; padding: 0; color: inherit; font-size: inherit;
}
.post-body .col ul, .post-body .col ol {
  font-family: var(--font-serif); font-size: 18px; line-height: 1.7;
  color: var(--bone-2); padding-left: 28px; margin: 1.5em 0;
}
.post-body .col li { margin-bottom: 0.5em; }
.post-body .col li::marker { color: var(--ember); }
.post-body .col hr {
  border: 0; border-top: 1px solid var(--rule);
  margin: 3em auto; max-width: 80px;
}
.post-body .col a {
  color: var(--ember); text-decoration: none;
  border-bottom: 1px solid rgba(212,165,116,0.4);
  transition: border-color 180ms;
}
.post-body .col a:hover { border-bottom-color: var(--ember); }

/* Custom block: ledger table inside post body */
.post-body .col .ledger-block {
  font-family: var(--font-mono); font-size: 12px;
  background: #0A0B0E; border: 1px solid var(--rule);
  padding: 20px 24px; overflow-x: auto;
  margin: 2em 0; border-radius: 2px;
  line-height: 1.85; color: var(--bone-2); white-space: pre;
}
.post-body .col .ledger-block .ts { color: var(--bone-3); }
.post-body .col .ledger-block .ok  { color: var(--signal); }
.post-body .col .ledger-block .deny { color: #D8A4A4; }
.post-body .col .ledger-block .em-c { color: var(--ember); }

/* Pull quote */
.post-body .col .pull {
  font-family: var(--font-serif); font-style: italic; font-weight: 300;
  font-size: clamp(1.5rem, 2.5vw, 1.75rem); line-height: 1.3;
  color: var(--bone); margin: 2.2em 0; padding: 0;
  max-width: 100%;
}
.post-body .col .pull em { color: var(--ember); }

/* Signature block */
.post-body .col .sig {
  margin-top: 3.5em; padding-top: 24px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--bone-3);
}
.post-body .col .sig b { color: var(--bone-2); font-weight: 500; }

/* Methodology / disclosure note — long italic block at end of research posts */
.post-body .col .disclosure {
  margin-top: 3em; padding-top: 22px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-serif); font-style: italic;
  font-size: 14.5px; line-height: 1.6; color: var(--bone-3);
}
.post-body .col .disclosure b { color: var(--bone-2); font-style: normal; font-weight: 500; }

/* Author bio block — visible E-E-A-T affordance after the disclosure */
.author-bio {
  margin: 56px auto 0;
  max-width: 760px;
  padding: 24px 28px;
  border: 1px solid var(--rule);
  border-left: 2px solid var(--ember);
  background: rgba(11,12,14,0.4);
  border-radius: 2px;
}
.author-bio .bio-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 10px;
}
.author-bio .bio-body {
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--bone-2);
  margin: 0;
}
.author-bio .bio-body b {
  color: var(--bone);
  font-weight: 500;
}

/* ─── Post share strip (above prev/next) ─── */
.post-share-strip {
  padding: 36px 0;
  border-top: 1px solid var(--rule);
}
.post-share-strip .share-in {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.post-share-strip .share-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--bone-3); margin-right: 4px;
}
.post-share-strip a, .post-share-strip button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border: 1px solid var(--rule);
  background: transparent; color: var(--bone-2);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  text-decoration: none; cursor: pointer; transition: border-color 220ms, color 220ms, background 220ms;
}
.post-share-strip a:hover, .post-share-strip button:hover {
  border-color: var(--ember); color: var(--ember);
}
.post-share-strip svg { width: 14px; height: 14px; }
.post-share-strip .copied { color: var(--ember); border-color: var(--ember); }

/* ─── Prev / Next chronological strip ─── */
.post-prev-next {
  padding: 28px 0; border-top: 1px solid var(--rule);
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.post-prev-next a {
  display: block; padding: 22px 24px;
  border: 1px solid var(--rule); text-decoration: none; color: inherit;
  transition: border-color 220ms, background 220ms;
  min-height: 92px;
}
.post-prev-next a:hover { border-color: var(--rule-2); background: rgba(231,228,220,0.014); }
.post-prev-next .nav-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--bone-3); margin-bottom: 8px;
  display: flex; align-items: center; gap: 6px;
}
.post-prev-next .nav-label .arr { color: var(--ember); }
.post-prev-next .nav-title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: 17px; line-height: 1.3; color: var(--bone);
}
.post-prev-next .nav-next { text-align: right; }
.post-prev-next .nav-end {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--bone-3); padding: 22px 24px;
  border: 1px dashed var(--rule); min-height: 92px;
}
@media (max-width: 720px) {
  .post-prev-next { grid-template-columns: 1fr; gap: 12px; }
  .post-prev-next .nav-next { text-align: left; }
}

/* ─── Post footer: related reads ─── */
.post-footer { padding: 56px 0 100px; border-top: 1px solid var(--rule); }
.post-footer .more-row {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bone-3); margin-bottom: 28px;
}
.post-footer .more-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.post-footer .more-card {
  display: block; padding: 28px;
  border: 1px solid var(--rule); text-decoration: none; color: inherit;
  transition: border-color 240ms ease, background 240ms ease;
  position: relative;
}
.post-footer .more-card:hover {
  border-color: var(--rule-2);
  background: rgba(231,228,220,0.014);
}
.post-footer .more-card .label {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--bone-3); margin-bottom: 14px;
}
.post-footer .more-card .label .arr { color: var(--ember); }
.post-footer .more-card h4 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: 19px; line-height: 1.3;
  margin: 0 0 8px; color: var(--bone);
}
.post-footer .more-card .meta {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--bone-3); margin-top: 12px;
}

/* ═══════════════════════════════════════════════════════════════════
   FOOTER (mirrors marketing page)
   ═══════════════════════════════════════════════════════════════════ */
footer { padding: 80px 0 40px; border-top: 1px solid var(--rule); position: relative; z-index: 2; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 32px; margin-bottom: 72px; }
.foot-brand svg { width: 28px; height: 28px; color: var(--bone); }
.foot-brand .wd { font-size: 14px; letter-spacing: 0.3em; color: var(--bone); text-transform: uppercase; font-weight: 500; margin-top: 12px; }
.foot-brand p { font-size: 13px; color: var(--bone-3); margin-top: 14px; max-width: 280px; line-height: 1.55; }
footer a { display: block; font-size: 13px; color: var(--bone-2); text-decoration: none; padding: 5px 0; transition: color 160ms; }
footer a:hover { color: var(--bone); }
.foot-bar {
  padding-top: 28px; border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10.5px;
  color: var(--bone-3); letter-spacing: 0.1em;
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════ */
/* Below ~1280px, the desktop sidebar layout doesn't have room.
   Collapse the post-body grid to a centered single column and hide the TOC. */
@media (max-width: 1280px) {
  .post-body .post-shell {
    display: block;
  }
  .post-body .col { max-width: 820px; margin: 0 auto; }
  .post-aside { display: none; }
}

@media (max-width: 960px) {
  .nav-in { grid-template-columns: 1fr auto; padding: 14px 20px; }
  .nav-links { display: none; }
  .nav-right a:not(.btn) { display: none; }

  .featured-post { grid-template-columns: 1fr; gap: 28px; padding: 32px; }
  .post-card { grid-template-columns: 1fr; gap: 6px; padding: 28px 0; }
  .post-card .date { order: 1; }
  .post-card .body { order: 2; }
  .post-card .right-meta { order: 3; text-align: left; margin-top: 6px; }
  .posts-list .ledger-head { display: none; }

  .post-shell { padding: 0 24px; }
  .post-footer .more-grid { grid-template-columns: 1fr; gap: 16px; }

  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 20px; }
  .post-shell { padding: 0 20px; }
  .mark-lock .meta { display: none; }

  .blog-hero { padding: 60px 0 40px; }
  .blog-hero h1 { font-size: clamp(2rem, 8vw, 2.5rem); }
  .blog-hero .ledger-bar { margin-top: 32px; flex-direction: column; gap: 6px; align-items: flex-start; }
  .blog-grid { padding: 40px 0 80px; }
  .featured-post { padding: 24px; gap: 20px; }
  .featured-post .meta-row { gap: 10px; font-size: 10px; }

  .post-header { padding: 40px 0 28px; }
  .post-header .meta { gap: 12px 18px; }
  .post-body { padding: 32px 0 60px; }
  .post-body .col p, .post-body .col ul, .post-body .col ol { font-size: 17px; }
  .post-body .col p.lead { font-size: 19px; }
  .post-body .col blockquote { font-size: 19px; padding-left: 18px; }
  .post-body .col pre { font-size: 12px; padding: 14px 16px; }
  .post-body .col .ledger-block { font-size: 11px; padding: 14px 16px; }
  .post-footer { padding: 40px 0 60px; }

  .foot-grid { grid-template-columns: 1fr; gap: 28px; margin-bottom: 40px; }
  footer { padding: 48px 0 28px; }
  .foot-bar { flex-direction: column; gap: 6px; }
}