/* Islands of Coherence — v1 preview (mono edition) */

:root {
  --paper: #f4f1ea;
  --paper-warm: #efeae0;
  --ink: #1a1a1a;
  --ink-soft: #585858;
  --ink-faint: #888;
  --rule: rgba(26, 26, 26, 0.16);
  --rule-soft: rgba(26, 26, 26, 0.08);
  --gold: #8a6f1c;
  --gold-soft: rgba(138, 111, 28, 0.08);
  --gold-bg: rgba(138, 111, 28, 0.12);

  --font-mono: 'IBM Plex Mono', 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --font-serif: 'Source Serif 4', 'EB Garamond', Georgia, serif;

  --measure: 48rem;
  --measure-wide: 64rem;
  --measure-full: 80rem;
}

* { box-sizing: border-box; }

html { font-size: 17px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.7;
  font-feature-settings: 'kern', 'liga';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--gold-bg); }

/* Site header */
header.site-nav {
  border-bottom: 1px solid var(--rule);
  padding: 1.4rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  background: var(--paper);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.brand {
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand::before {
  content: '◐ ';
  color: var(--gold);
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.15rem;
  flex-wrap: wrap;
}

@media (min-width: 1100px) {
  nav ul { flex-wrap: nowrap; gap: 1.4rem; }
}

header.site-nav { font-size: 0.74rem; }

nav a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.15s, border-color 0.15s;
}

nav a:hover, nav a.active {
  color: var(--ink);
  border-bottom-color: var(--gold);
}

/* Main grid: lets figures break out wider than body text */
main {
  display: grid;
  grid-template-columns:
    [full-start] minmax(2rem, 1fr)
    [wide-start] minmax(0, 8rem)
    [body-start] min(var(--measure), 100%) [body-end]
    minmax(0, 8rem) [wide-end]
    minmax(2rem, 1fr) [full-end];
  margin: 4rem 0;
  row-gap: 0;
}

main > * {
  grid-column: body;
}

main > .wide {
  grid-column: wide;
  max-width: var(--measure-wide);
  justify-self: center;
}

main > .full {
  grid-column: full;
  width: 100%;
}

/* Headings */
h1 {
  font-size: 2.4rem;
  line-height: 1.08;
  font-weight: 500;
  margin: 0 0 1.6rem;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.25rem;
  margin: 3rem 0 0.8rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1rem;
  margin: 2rem 0 0.5rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

h4 {
  font-size: 0.78rem;
  margin: 1.6rem 0 0.4rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

/* Body */
p {
  margin: 0 0 1rem;
  /* fills body grid column for clean left alignment */
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: text-decoration-color 0.15s, color 0.15s;
}

a:hover {
  text-decoration-color: var(--ink);
}

strong { font-weight: 500; color: var(--ink); }

em {
  font-style: italic;
  font-family: var(--font-serif);
  font-weight: 400;
}

blockquote {
  margin: 2rem 0;
  padding: 0.4rem 0 0.4rem 1.4rem;
  border-left: 2px solid var(--gold);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.55;
  color: var(--ink-soft);
  /* fills body grid column for clean left alignment */
}

blockquote p:last-child { margin-bottom: 0; }

ul, ol {
  margin: 0 0 1rem;
  padding-left: 1.4rem;
  /* fills body grid column for clean left alignment */
}

li { margin-bottom: 0.4rem; }

hr {
  border: none;
  height: 1px;
  background: var(--rule);
  margin: 3.5rem 0;
}

/* Code */
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--gold-soft);
  padding: 0.1em 0.35em;
  border-radius: 2px;
}

pre {
  font-size: 0.78rem;
  line-height: 1.55;
  overflow-x: auto;
  padding: 1rem 1.2rem;
  background: var(--paper-warm);
  border-radius: 3px;
  margin: 1.4rem 0;
  border: 1px solid var(--rule);
}

pre code {
  background: transparent;
  padding: 0;
  font-size: inherit;
}

/* Ornament */
.ornament {
  text-align: center;
  font-size: 1rem;
  color: var(--gold);
  margin: 3rem 0;
  letter-spacing: 0.4em;
  user-select: none;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4rem 0;
  font-size: 0.85rem;
}

th, td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}

th {
  font-weight: 500;
  color: var(--ink-soft);
  font-size: 0.75em;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Figures (images) */
figure {
  margin: 3rem 0;
}

figure.wide {
  grid-column: wide;
  max-width: var(--measure-wide);
  justify-self: center;
}

figure.full {
  grid-column: full;
  width: 100%;
  margin-left: 0;
  margin-right: 0;
}

figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--rule);
  background: var(--paper-warm);
}

figcaption {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-top: 0.8rem;
  line-height: 1.45;
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2rem 2.5rem;
  margin-top: 6rem;
  font-size: 0.7rem;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  letter-spacing: 0.02em;
}

footer.site-footer .meta { color: var(--ink-faint); }


/* ────────────────────────────────────────
   LANDING — hero + CTAs + explore grid
   ──────────────────────────────────────── */

.hero {
  grid-column: wide;
  max-width: var(--measure-wide);
  justify-self: center;
  margin: 7rem 0 6rem;
  width: 100%;
}

.hero .meta {
  font-size: 0.72rem;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 3rem;
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

.hero .meta::before {
  content: '';
  display: inline-block;
  width: 2.5rem;
  height: 1px;
  background: var(--gold);
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 3.5rem;
  font-weight: 500;
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--ink-soft);
  margin: 0 0 2rem;
  letter-spacing: -0.015em;
  max-width: 26ch;
}

.hero h1 .em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.hero .lede {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.55rem;
  line-height: 1.72;
  color: var(--ink-soft);
  max-width: 42rem;
  margin: 0 0 2rem;
}

.hero .lede + .lede {
  margin-top: 1.2rem;
}

.hero .lede-emphasis {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.7rem;
  line-height: 1.4;
  color: var(--ink);
  max-width: 42rem;
  margin: 1.5rem 0 1.5rem;
  font-weight: 400;
}

.cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border: 1px solid var(--ink);
  text-decoration: none;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  background: transparent;
  transition: background 0.15s, color 0.15s, transform 0.15s;
}

.cta::after {
  content: '→';
  color: var(--gold);
  transition: transform 0.15s, color 0.15s;
}

.cta:hover {
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}

.cta:hover::after {
  color: var(--paper);
  transform: translateX(4px);
}

.cta-primary {
  background: var(--ink);
  color: var(--paper);
}

.cta-primary::after { color: var(--paper); }

.cta-primary:hover {
  background: var(--gold);
  color: var(--paper);
}

/* Explore grid */
.explore {
  grid-column: wide;
  max-width: var(--measure-wide);
  justify-self: center;
  width: 100%;
  margin: 4rem 0;
}

.explore-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin: 0 0 2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--rule);
}

.explore-header h2 {
  margin: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  font-weight: 500;
}

.explore-header .count {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}

.explore-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 100%;
}

.explore-grid li {
  margin: 0;
  border-bottom: 1px solid var(--rule);
  padding: 1.4rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  position: relative;
}

.explore-grid li:last-child {
  border-bottom: 1px solid var(--ink);
}

.explore-grid h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.explore-grid h3 a {
  text-decoration: none;
  color: var(--ink);
}

.explore-grid h3 a::after {
  content: ' →';
  color: var(--gold);
  font-family: var(--font-mono);
  transition: transform 0.15s;
  display: inline-block;
}

.explore-grid h3 a:hover {
  color: var(--gold);
}

.explore-grid p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  max-width: 42rem;
}

@media (min-width: 800px) {
  .explore-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0 3rem;
  }
  .explore-grid li {
    border-bottom: 1px solid var(--rule);
  }
}

.tagline {
  grid-column: body;
  font-family: var(--font-serif);
  font-style: italic;
  text-align: left;
  color: var(--ink-soft);
  margin: 5rem 0 1rem;
  font-size: 1.05rem;
  max-width: none;
  border-top: 1px solid var(--rule);
  padding-top: 1.5rem;
}

/* Hero quote (Prigogine) */
.hero-quote {
  margin: 5.5rem 0 2rem;
  padding: 2rem 0 0;
  border-top: 1px solid var(--rule);
  max-width: 38rem;
}

.hero-quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0 0 0.6rem;
  max-width: none;
}

.hero-quote .cite {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0;
}

/* Signal cards (field-signals page index) */
.signals-index {
  margin: 2rem 0 4rem;
}

.signals-index h2 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  font-weight: 500;
  margin: 0 0 1.5rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule);
}

.signals-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 100%;
}

.signals-grid li {
  margin: 0;
  border-bottom: 1px solid var(--rule);
  padding: 0;
}

.signals-grid li:last-child { border-bottom: 1px solid var(--ink); }

.signals-grid a.signal-card {
  display: block;
  padding: 1.4rem 0;
  text-decoration: none;
  color: var(--ink);
  transition: padding-left 0.18s, color 0.18s;
}

.signals-grid a.signal-card:hover {
  padding-left: 0.6rem;
  color: var(--gold);
}

.signal-card .signal-meta {
  display: block;
  font-size: 0.7rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.signal-card .signal-num {
  color: var(--gold);
  margin-right: 0.5rem;
}

.signal-card .signal-title {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  margin: 0;
  line-height: 1.3;
}

.signal-card .signal-title::after {
  content: ' →';
  color: var(--gold);
  display: inline-block;
  transition: transform 0.15s;
}

.signals-grid a.signal-card:hover .signal-title::after {
  transform: translateX(4px);
}

@media (min-width: 800px) {
  .signals-grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 3rem;
  }
}

/* Map filter toolbar */
.map-filter {
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 10;
  padding: 0.8rem 0;
  margin: 0 0 1.5rem;
  border-bottom: 1px solid var(--rule);
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.map-filter .label {
  font-size: 0.7rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-right: 0.4rem;
}

.map-filter button {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 0.35rem 0.7rem;
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
  border-radius: 0;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.map-filter button:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.map-filter button.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.filter-sep { color: var(--ink-faint); margin: 0 0.4rem; font-size: 0.9rem; opacity: 0.6; }
.map-filter .filter-status {
  position: relative;
  padding-left: 1.3rem;
}
.map-filter .filter-status::before {
  content: '';
  position: absolute;
  left: 0.55rem; top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 8px; border-radius: 50%;
}
.map-filter .filter-pass::before { background: #4a7c3a; }
.map-filter .filter-mixed::before { background: var(--gold); }
.map-filter .filter-fail::before { background: #a4422a; }
.map-filter .filter-untested::before { background: var(--ink-faint); }

/* Inline status badges on each island */
.island-status-badge {
  display: inline-block;
  margin-left: 0.6rem;
  padding: 0.08rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  vertical-align: middle;
  border-radius: 2px;
  font-weight: 500;
  position: relative;
  top: -1px;
}
.island-status-badge.tag-pass { background: rgba(74, 124, 58, 0.16); color: #355a26; border: 1px solid rgba(74, 124, 58, 0.3); }
.island-status-badge.tag-provisional-pass,
.island-status-badge.tag-provisional { background: rgba(193, 154, 42, 0.16); color: #826311; border: 1px solid rgba(193, 154, 42, 0.3); }
.island-status-badge.tag-mixed { background: var(--gold-soft); color: var(--gold); border: 1px solid rgba(138, 111, 28, 0.3); }
.island-status-badge.tag-fail { background: rgba(164, 66, 42, 0.16); color: #7c2f1d; border: 1px solid rgba(164, 66, 42, 0.3); }
.island-status-badge.tag-untested { background: transparent; color: var(--ink-faint); border: 1px dashed var(--rule); }

/* Filter visibility — JS tags li elements with classes; CSS hides non-matching */
body[data-mapfilter="annotated"] main li:not(.island-annotated) { display: none; }
body[data-mapfilter="changed"] main li:not(.island-changed) { display: none; }
body[data-mapfilter="contested"] main li:not(.island-contested) { display: none; }
body[data-mapfilter="pass"] main li:not(.status-pass) { display: none; }
body[data-mapfilter="mixed"] main li:not(.status-mixed) { display: none; }
body[data-mapfilter="fail"] main li:not(.status-fail) { display: none; }
body[data-mapfilter="untested"] main li:not(.status-untested) { display: none; }

/* Per-signal date stamp (above signal H2) */
.signal-date {
  display: block;
  font-size: 0.7rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 2.5rem 0 0.4rem;
}

/* Page meta strip (date + status badges) */
.page-meta {
  font-size: 0.72rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}

/* Responsive */
@media (max-width: 700px) {
  header.site-nav {
    padding: 1rem 1.25rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }

  nav ul { gap: 0.8rem 1.2rem; }

  main { margin: 2rem 0; }

  main {
    grid-template-columns:
      [full-start] 1.25rem
      [wide-start body-start] 1fr [body-end wide-end]
      1.25rem [full-end];
  }

  .hero { margin: 3rem 0 3rem; }

  .cta { padding: 0.7rem 1.1rem; font-size: 0.85rem; }
}

/* ────────────────────────────────────────
   Criterion page — component-driven layout
   ──────────────────────────────────────── */

main.criterion-page { padding-bottom: 4rem; }
main.criterion-page > * { grid-column: body; }
main.criterion-page > .crit-hero,
main.criterion-page > .crit-convergence,
main.criterion-page > .crit-tests,
main.criterion-page > .crit-substrate,
main.criterion-page > .crit-reading,
main.criterion-page > .crit-companions,
main.criterion-page > .crit-gaps,
main.criterion-page > .crit-not,
main.criterion-page > .ripple-callout { grid-column: wide; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  margin: 0 0 0.5rem;
}
.section-label::before { content: '◇ '; color: var(--gold); }

main.criterion-page h2 {
  font-size: 1.7rem;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

main.criterion-page section { margin: 5rem 0; }
main.criterion-page section:first-child { margin-top: 1.5rem; }

/* ── Hero / intro ── */
.crit-hero {
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--rule);
}
.crit-hero .meta {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--ink-faint);
  margin: 0 0 1.4rem;
}
.crit-hero .meta::before { content: '◐ '; color: var(--gold); }
.crit-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin: 0 0 2rem;
  max-width: 18ch;
}
.crit-title .em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}
.crit-hero .lede {
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 52rem;
  margin: 0 0 1rem;
}
.crit-hero .tagline-line {
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 52rem;
  margin: 0 0 2.4rem;
}

/* ── Vocabulary chips with popovers ── */
.vocab-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 0.65rem;
  padding: 1rem 0 1.4rem;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  margin: 0 0 1.6rem;
}
.vocab-prompt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  margin-right: 0.4rem;
  padding-top: 0.8rem;
}
.chip-wrap { position: relative; padding-top: 0.7rem; }
.vocab-chip {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink);
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.18s ease;
  letter-spacing: -0.005em;
}
.vocab-chip::before { content: '◦ '; color: var(--gold); opacity: 0.7; }
.vocab-chip:hover { border-color: var(--ink); background: var(--gold-soft); }
.vocab-chip.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.vocab-chip.active::before { color: var(--paper); }
.vocab-pop {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  z-index: 30;
  width: min(28rem, 80vw);
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 1rem 1.1rem;
  font-size: 0.85rem;
  line-height: 1.55;
  box-shadow: 0 8px 24px rgba(26, 26, 26, 0.08);
}
.vocab-pop::before {
  content: '';
  position: absolute;
  top: -7px; left: 1.2rem;
  width: 12px; height: 12px;
  background: var(--paper);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
  transform: rotate(45deg);
}

/* ── Drawer ── */
.drawer-row { margin-top: 1rem; }
.drawer-trigger {
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 4px;
  padding: 0;
  cursor: pointer;
}
.drawer-trigger .arrow { display: inline-block; margin-left: 0.3rem; transition: transform 0.2s; }
.drawer-trigger:hover .arrow { transform: translateX(3px); }

.drawer-backdrop {
  position: fixed; inset: 0;
  background: rgba(26, 26, 26, 0.4);
  z-index: 40;
}
.drawer {
  position: fixed;
  top: 0; right: 0;
  width: min(34rem, 92vw);
  height: 100vh;
  background: var(--paper);
  border-left: 1px solid var(--ink);
  padding: 4rem 2.2rem 2.5rem;
  overflow-y: auto;
  z-index: 50;
  box-shadow: -16px 0 40px rgba(26, 26, 26, 0.1);
  transform: translateX(0);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}
.drawer.drawer-enter { transform: translateX(100%); }
.drawer.drawer-active { transform: translateX(0); }
.drawer-close {
  position: absolute;
  top: 1.1rem; right: 1.4rem;
  background: transparent;
  border: 1px solid var(--rule);
  width: 2.1rem; height: 2.1rem;
  border-radius: 50%;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--ink-soft);
  cursor: pointer;
  display: grid;
  place-items: center;
}
.drawer-close:hover { background: var(--gold-soft); color: var(--ink); }
.drawer-label {
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.4rem;
}
.drawer-title { font-size: 1.4rem; margin: 0 0 1.2rem; letter-spacing: -0.02em; }
.drawer p { font-size: 0.9rem; }

/* ── Tabs (convergence) — sliding indicator ── */
.tab-list {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--rule);
  margin: 1.6rem 0 0;
}
.tab-button {
  background: transparent;
  border: none;
  padding: 0.7rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: -0.005em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
  outline-offset: -2px;
}
.tab-button:hover { color: var(--ink); background: var(--gold-soft); }
.tab-button:focus-visible { outline: 2px solid var(--gold); }
.tab-button[aria-selected="true"] {
  color: var(--ink);
  font-weight: 500;
}
.tab-indicator {
  position: absolute;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--gold);
  transition: left 0.28s cubic-bezier(0.22, 1, 0.36, 1),
              width 0.28s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.2s;
  pointer-events: none;
}
.tab-panels { padding: 1.6rem 0 0; }
.tab-panel { font-size: 0.95rem; line-height: 1.65; max-width: 60rem; }
.tab-panel p:last-child { margin-bottom: 0; }
.tab-fade-enter { transition: opacity 0.25s ease-out, transform 0.25s ease-out; }
.tab-fade-enter-from { opacity: 0; transform: translateY(6px); }
.tab-fade-enter-to { opacity: 1; transform: translateY(0); }
.convergence-closing {
  margin-top: 1.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule-soft);
  font-size: 0.92rem;
  color: var(--ink-soft);
  max-width: 60rem;
}

/* ── Stepper + collapsible test panels ── */
.crit-tests > p { max-width: 60rem; }
.test-stepper {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  border: 1px solid var(--rule);
  margin: 2rem 0 0;
  background: var(--paper-warm);
}
.test-step {
  background: transparent;
  border: none;
  border-right: 1px solid var(--rule);
  padding: 1rem 0.9rem 1.1rem;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-mono);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: background 0.18s;
  position: relative;
  outline-offset: -2px;
}
.test-step:last-child { border-right: none; }
.test-step:hover { background: var(--gold-soft); }
.test-step:focus-visible { outline: 2px solid var(--gold); z-index: 2; }
.test-step.active {
  background: var(--paper);
  box-shadow: 0 -2px 0 var(--gold) inset;
}
.step-num {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-weight: 500;
}
.step-name {
  font-size: 0.78rem;
  color: var(--ink);
  line-height: 1.25;
  letter-spacing: -0.005em;
}
.step-cue {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  font-size: 0.95rem;
  color: var(--gold);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.2s;
  opacity: 0.55;
  line-height: 1;
}
.test-step.active .step-cue {
  transform: rotate(45deg);
  opacity: 1;
}
.test-panels { background: var(--paper-warm); border: 1px solid var(--rule); border-top: none; }
.test-panel { padding: 1.6rem 1.6rem 0.6rem; font-size: 0.92rem; }
.test-panel h3 { margin-top: 0; font-size: 1.05rem; color: var(--gold); letter-spacing: -0.005em; }
.test-panel strong { color: var(--ink); }

@media (max-width: 700px) {
  .test-stepper { grid-template-columns: repeat(2, 1fr); }
  .test-step { border-bottom: 1px solid var(--rule); }
  .test-step:nth-last-child(-n+2) { border-bottom: none; }
}

/* ── Ripple callout ── */
.ripple-callout {
  position: relative;
  background: var(--paper-warm);
  border-left: 3px solid var(--gold);
  padding: 1.8rem 2rem 1.4rem;
  margin: 5rem 0;
}
.ripple-callout::before {
  content: '◌';
  position: absolute;
  top: 1.5rem; right: 2rem;
  font-size: 2rem;
  color: var(--gold);
  opacity: 0.6;
}
.callout-label {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 0.4rem;
}
.ripple-callout h2 { margin: 0 0 1rem; font-size: 1.4rem; }
.ripple-callout p { font-size: 0.92rem; max-width: 58rem; }
.ripple-callout p:last-child { margin-bottom: 0; }

/* ── Substrate cards + modal ── */
.substrate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin: 2rem 0;
}
.substrate-card {
  background: var(--paper);
  border: none;
  padding: 1.6rem 1.3rem 1.3rem;
  text-align: left;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: background 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-height: 13rem;
  position: relative;
}
.substrate-card:hover { background: var(--paper-warm); }
.card-icon {
  font-size: 1.6rem;
  color: var(--gold);
  display: block;
  margin-bottom: 0.2rem;
}
.card-title {
  font-size: 0.92rem;
  margin: 0;
  letter-spacing: -0.005em;
  font-weight: 500;
  line-height: 1.3;
}
.card-teaser {
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 0;
  flex: 1;
}
.card-cta {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  margin-top: auto;
  text-transform: uppercase;
}
.substrate-note {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 1.2rem;
  max-width: 56rem;
}

.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(26, 26, 26, 0.5);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: 60;
  will-change: opacity;
}
.modal-backdrop-enter { transition: opacity 0.22s ease-out; }
.modal-backdrop-enter-from { opacity: 0; }
.modal-backdrop-enter-to { opacity: 1; }
.modal-backdrop-leave { transition: opacity 0.18s ease-in; }
.modal-backdrop-leave-from { opacity: 1; }
.modal-backdrop-leave-to { opacity: 0; }

.modal-panel {
  position: fixed;
  top: 50%; left: 50%;
  width: min(44rem, 92vw);
  max-height: 86vh;
  overflow-y: auto;
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 1rem 2.3rem 1.4rem;
  z-index: 70;
  box-shadow: 0 20px 60px rgba(26, 26, 26, 0.22);
  will-change: transform, opacity;
}
.modal-enter { transition: opacity 0.26s cubic-bezier(0.22, 1, 0.36, 1), transform 0.26s cubic-bezier(0.22, 1, 0.36, 1); }
.modal-enter-from { opacity: 0; transform: translate(-50%, calc(-50% + 14px)) scale(0.98); }
.modal-enter-to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.modal-leave { transition: opacity 0.18s ease-in, transform 0.18s ease-in; }
.modal-leave-from { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.modal-leave-to   { opacity: 0; transform: translate(-50%, calc(-50% + 8px)) scale(0.98); }

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 0 0.4rem;
  padding-top: 0.6rem;
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 2;
  padding-bottom: 0.4rem;
}
.modal-count {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.modal-close {
  background: transparent;
  border: 1px solid var(--rule);
  width: 2.1rem; height: 2.1rem;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--ink-soft);
  display: grid;
  place-items: center;
  transition: all 0.18s;
}
.modal-close:hover { background: var(--gold-soft); color: var(--ink); border-color: var(--ink); }
.modal-close:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.modal-label {
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.4rem;
}
.modal-panel h3 {
  margin: 0 0 1.1rem;
  font-size: 1.35rem;
  letter-spacing: -0.018em;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.modal-icon { color: var(--gold); font-size: 1.4rem; }
.modal-panel p { font-size: 0.9rem; line-height: 1.65; }

.modal-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.6rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule-soft);
}
.modal-nav button {
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  cursor: pointer;
  padding: 0.4rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.18s;
  max-width: 48%;
  text-align: left;
}
.modal-nav button:hover { color: var(--ink); }
.modal-nav button:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.modal-nav .arrow { color: var(--gold); transition: transform 0.2s; }
.modal-nav .modal-prev:hover .arrow { transform: translateX(-3px); }
.modal-nav .modal-next:hover .arrow { transform: translateX(3px); }
.modal-nav-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 16rem;
}
.modal-next { margin-left: auto; text-align: right; }

/* Visual link from primed (clicked) substrate card */
.substrate-card.primed {
  background: var(--paper-warm);
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}
.substrate-card:focus-visible { outline: 2px solid var(--gold); outline-offset: -2px; }
.substrate-card .cta-arrow { display: inline-block; transition: transform 0.18s; }
.substrate-card:hover .cta-arrow { transform: translate(2px, -2px); }

/* ── Status tags ── */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.4rem 0 1rem;
}
.status-tag {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 0.45rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  color: var(--ink);
  transition: all 0.18s;
  text-transform: uppercase;
}
.status-tag:hover { border-color: var(--ink); }
.status-tag.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tag-pass { border-left: 3px solid #4a7c3a; }
.tag-provisional { border-left: 3px solid #c19a2a; }
.tag-mixed { border-left: 3px solid var(--gold); }
.tag-fail { border-left: 3px solid #a4422a; }
.tag-untested { border-left: 3px solid var(--ink-faint); }
.tag-detail {
  background: var(--paper-warm);
  padding: 1.2rem 1.4rem;
  border-left: 2px solid var(--gold);
  margin: 0.6rem 0 1.4rem;
  font-size: 0.9rem;
  line-height: 1.6;
  min-height: 1rem;
}
.tag-detail p { margin: 0; }

/* ── Calibration details ── */
.calibration {
  margin-top: 2rem;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.calibration > summary {
  list-style: none;
  cursor: pointer;
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink);
}
.calibration > summary::-webkit-details-marker { display: none; }
.summary-label::before { content: '↳  '; color: var(--gold); }
.summary-cue {
  display: inline-block;
  transition: transform 0.2s;
  color: var(--gold);
  font-size: 0.9rem;
}
.calibration[open] .summary-cue { transform: rotate(180deg); }
.calibration-body { padding: 0.4rem 0 1.4rem; font-size: 0.88rem; }
.calibration-body p { max-width: 60rem; }

/* ── Companion cards ── */
.companion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1.4rem;
  margin-top: 1.4rem;
}
.companion-card {
  display: block;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  padding: 1.6rem 1.5rem 1.4rem;
  text-decoration: none;
  color: var(--ink);
  transition: all 0.2s;
  position: relative;
}
.companion-card:hover {
  background: var(--paper);
  border-color: var(--ink);
  transform: translateY(-2px);
}
.stat-row {
  display: flex;
  gap: 1.6rem;
  margin: 0 0 1.2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule-soft);
}
.stat { display: flex; flex-direction: column; gap: 0.1rem; }
.stat-big {
  font-size: 1.8rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--gold);
  font-family: var(--font-mono);
  line-height: 1;
}
.stat-small {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
}
.companion-card h3 {
  font-size: 1rem;
  margin: 0 0 0.6rem;
  letter-spacing: -0.01em;
}
.companion-card h3 .arrow {
  display: inline-block;
  transition: transform 0.18s;
  color: var(--gold);
}
.companion-card:hover h3 .arrow { transform: translateX(4px); }
.companion-card p { font-size: 0.82rem; color: var(--ink-soft); margin: 0; line-height: 1.5; }

/* ── Empty state (gaps) ── */
.empty-state {
  text-align: center;
  padding: 2.4rem 1rem 2rem;
  border: 1px dashed var(--rule);
  background: var(--paper-warm);
  margin: 1.4rem 0 2rem;
}
.empty-glyph {
  font-size: 2.6rem;
  color: var(--gold);
  margin: 0 0 0.6rem;
  font-family: var(--font-serif);
  opacity: 0.7;
}
.empty-line {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.05rem;
  margin: 0;
  max-width: 38rem;
  margin-inline: auto;
}
.gap-list {
  counter-reset: gap;
  list-style: none;
  padding: 0;
}
.gap-item {
  counter-increment: gap;
  position: relative;
  padding: 1.2rem 0 1.2rem 3rem;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}
.gap-item::before {
  content: counter(gap, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.gap-item:last-child { border-bottom: none; }
.gap-item p:last-child { margin-bottom: 0; }

/* ── Not-accordion ── */
.not-intro {
  color: var(--ink-soft);
  font-size: 0.92rem;
  max-width: 56rem;
  margin: 0 0 1.4rem;
}
.not-accordion details {
  border-top: 1px solid var(--rule);
  padding: 0;
}
.not-accordion details:last-child { border-bottom: 1px solid var(--rule); }
.not-accordion summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--ink);
}
.not-accordion summary::-webkit-details-marker { display: none; }
.not-summary { letter-spacing: -0.005em; }
.not-cue {
  font-size: 1.1rem;
  color: var(--gold);
  transition: transform 0.2s;
  display: inline-block;
  flex-shrink: 0;
}
.not-accordion details[open] .not-cue { transform: rotate(45deg); }
.not-body { padding: 0 0 1.4rem; font-size: 0.9rem; line-height: 1.7; }
.not-body p { max-width: 60rem; }
.not-closing {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin-top: 1.6rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule-soft);
  max-width: 58rem;
}

/* ── Contest line ── */
.contest-line {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1rem;
  text-align: center;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule-soft);
}
.contest-line a { color: var(--ink); text-decoration-color: var(--gold); }

/* ────────────────────────────────────────
   About page — page TOC + curator card
   ──────────────────────────────────────── */

.page-toc {
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  padding: 1.2rem 1.4rem 1rem;
  margin: 1.6rem 0 3rem;
}
.page-toc-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 0.6rem;
}
.page-toc-label::before { content: '◇ '; color: var(--gold); }
.page-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  counter-reset: toc;
}
.page-toc li {
  counter-increment: toc;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}
.page-toc li::before {
  content: counter(toc, decimal-leading-zero) " ";
  color: var(--ink-faint);
  margin-right: 0.4rem;
}
.page-toc a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s;
}
.page-toc a:hover { border-bottom-color: var(--gold); }

.curator-card {
  background: var(--paper-warm);
  border-left: 3px solid var(--gold);
  padding: 1.6rem 1.8rem 1.2rem;
  margin: 1.4rem 0 2.4rem;
  position: relative;
}
.curator-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 1rem;
}
.curator-card p { font-size: 0.92rem; line-height: 1.7; }
.curator-card p:last-child { margin-bottom: 0; }

/* Map-list page — archipelago TOC */
.archipelago-toc {
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  padding: 1.4rem 1.6rem 1.2rem;
  margin: 1.6rem 0 3rem;
}
.archipelago-toc-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 0.8rem;
}
.archipelago-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem 1.4rem;
  counter-reset: arch-toc;
}
@media (min-width: 700px) {
  .archipelago-toc ol { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .archipelago-toc ol { grid-template-columns: repeat(3, 1fr); }
}
.archipelago-toc li {
  counter-increment: arch-toc;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.5;
  padding: 0.25rem 0;
}
.archipelago-toc li::before {
  content: counter(arch-toc, decimal-leading-zero) "  ";
  color: var(--ink-faint);
  font-size: 0.72rem;
}
.archipelago-toc a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s, color 0.18s;
}
.archipelago-toc a:hover {
  border-bottom-color: var(--gold);
}

/* Archipelago H3 anchors — add visual mark when active (target) */
main.wide h3:target,
main h3:target {
  background: var(--gold-soft);
  padding-left: 0.6rem;
  margin-left: -0.6rem;
  border-left: 2px solid var(--gold);
}

/* Empirical Ground page — anchor cards + observation grid */
.anchors-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  margin: 1.6rem 0 2.4rem;
}
@media (min-width: 800px) {
  .anchors-grid { grid-template-columns: repeat(2, 1fr); }
}
.anchor-card {
  background: var(--paper-warm);
  border-left: 3px solid var(--gold);
  padding: 1.6rem 1.6rem 1.4rem;
  position: relative;
}
.anchor-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 0.5rem;
}
.anchor-title {
  font-size: 1.05rem;
  margin: 0 0 0.8rem;
  letter-spacing: -0.01em;
}
.anchor-body p { font-size: 0.9rem; line-height: 1.6; }
.anchor-limitation {
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--rule-soft);
  font-style: italic;
}

.observations-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin: 1.6rem 0 2.4rem;
}
@media (min-width: 780px) {
  .observations-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .observations-grid { grid-template-columns: repeat(3, 1fr); }
}
.observation-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 1.4rem 1.3rem 1.2rem;
  position: relative;
  transition: border-color 0.18s;
  display: flex;
  flex-direction: column;
}
.observation-card:hover { border-color: var(--ink); }
.observation-head {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  margin: 0 0 0.6rem;
}
.observation-num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  flex-shrink: 0;
}
.observation-title {
  font-size: 0.95rem;
  margin: 0;
  letter-spacing: -0.005em;
  line-height: 1.3;
}
.observation-body p {
  font-size: 0.82rem;
  line-height: 1.55;
  margin: 0 0 0.6rem;
}
.observation-citations,
.observation-limitation {
  font-size: 0.74rem;
  color: var(--ink-soft);
  line-height: 1.5;
  margin: 0.4rem 0 0;
}
.observation-citations strong,
.observation-limitation strong {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  font-weight: 500;
}
.observation-limitation {
  font-style: italic;
  padding-top: 0.5rem;
  border-top: 1px solid var(--rule-soft);
}

/* Test badges (shared by anchor-card and observation-card) */
.test-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin: 0.6rem 0 0.4rem;
}
.test-badge {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  background: var(--gold-soft);
  color: var(--gold);
  border-radius: 2px;
  border: 1px solid rgba(138, 111, 28, 0.2);
}

/* Directions cards (signals page section B) */
.directions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  margin: 1.6rem 0 2.4rem;
}
@media (min-width: 800px) {
  .directions-grid { grid-template-columns: repeat(2, 1fr); }
}
.direction-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 1.6rem 1.5rem 1.4rem;
  position: relative;
  transition: border-color 0.18s, transform 0.18s;
}
.direction-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.direction-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.direction-card.status-roadmap::before { background: var(--gold); }
.direction-card.status-exploring::before { background: var(--ink-faint); }
.direction-card.status-forming::before { background: #4a7c3a; }
.direction-head { margin: 0 0 0.8rem; }
.direction-status {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin: 0 0 0.4rem;
}
.direction-card.status-exploring .direction-status { color: var(--ink-faint); }
.direction-card.status-forming .direction-status { color: #4a7c3a; }
.direction-title {
  font-size: 1.1rem;
  letter-spacing: -0.015em;
  margin: 0;
  line-height: 1.3;
}
.direction-card p { font-size: 0.88rem; line-height: 1.6; }
.direction-card ul { font-size: 0.85rem; }
.direction-card li { margin-bottom: 0.5rem; }
.direction-link {
  margin-top: 0.8rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}
.direction-link a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}
.direction-link a:hover { border-bottom-color: var(--ink); }
.direction-link .arrow { color: var(--gold); transition: transform 0.18s; }
.direction-link a:hover .arrow { transform: translateX(3px); }
.direction-subhead {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin: 1rem 0 0.4rem;
}

/* Method accordion (variant of not-accordion) */
.method-accordion { margin: 1.4rem 0 2rem; }

/* Sources tabs (variant of crit-convergence) */
.sources-tabs { margin: 1.4rem 0 2rem; }
.sources-tabs .tab-panel {
  font-size: 0.93rem;
  line-height: 1.65;
  max-width: none;
}
.sources-tabs .tab-panel ul { margin-top: 0.8rem; }
.sources-tabs .tab-panel li {
  margin-bottom: 0.7rem;
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Make sure Alpine x-cloak elements stay hidden until init */
[x-cloak] { display: none !important; }

/* ────────────────────────────────────────
   Accessibility utility
   ──────────────────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ────────────────────────────────────────
   Landing hero CTAs
   ──────────────────────────────────────── */
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  align-items: stretch;
  margin: 1.8rem 0 2.4rem;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: -0.005em;
  border: 1px solid var(--ink);
  transition: all 0.18s;
  white-space: nowrap;
}
.hero-cta .arrow {
  transition: transform 0.2s;
  color: var(--gold);
}
.hero-cta:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--paper);
}
.hero-cta:hover .arrow { transform: translateX(4px); color: var(--paper); }
.hero-cta-primary {} /* base style */

.hero-cta-form {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
  flex: 1 1 22rem;
  max-width: 28rem;
  border: 1px solid var(--ink);
  background: var(--paper);
}
.hero-cta-form input[type="email"] {
  flex: 1;
  border: none;
  padding: 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: transparent;
  color: var(--ink);
  outline: none;
  min-width: 0;
}
.hero-cta-form input[type="email"]::placeholder { color: var(--ink-faint); }
.hero-cta-submit {
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 0.85rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: background 0.18s;
}
.hero-cta-submit .arrow { color: var(--gold); transition: transform 0.18s; }
.hero-cta-submit:hover { background: var(--gold); color: var(--paper); }
.hero-cta-submit:hover .arrow { color: var(--paper); transform: translate(2px, -2px); }

@media (max-width: 600px) {
  .hero-cta-row { flex-direction: column; align-items: stretch; }
  .hero-cta-form { max-width: none; }
}

/* ────────────────────────────────────────
   CTA strip (every page, above footer)
   ──────────────────────────────────────── */
.cta-strip {
  background: var(--paper-warm);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-top: 4rem;
}
.cta-strip-inner {
  max-width: 76rem;
  margin: 0 auto;
  padding: 2rem 2.5rem 2.2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  align-items: center;
}
@media (min-width: 780px) {
  .cta-strip-inner {
    grid-template-columns: 1fr auto;
    gap: 2.5rem;
    padding: 1.8rem 2.5rem;
  }
}
.cta-strip-label {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
}
.cta-strip-line {
  font-size: 0.9rem;
  color: var(--ink);
  margin: 0;
  max-width: 38rem;
  line-height: 1.55;
}
.cta-strip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: stretch;
}
.cta-mini-form {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  border: 1px solid var(--ink);
  background: var(--paper);
  flex: 1 1 16rem;
  min-width: 0;
}
.cta-mini-form input[type="email"] {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink);
  outline: none;
  min-width: 0;
}
.cta-mini-form input[type="email"]::placeholder { color: var(--ink-faint); }
.cta-mini-form button {
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 0.7rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.18s;
}
.cta-mini-form button:hover { background: var(--gold); }
.cta-role-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.1rem;
  background: transparent;
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.18s;
}
.cta-role-link .arrow { color: var(--gold); transition: transform 0.18s; }
.cta-role-link:hover {
  background: var(--ink);
  color: var(--paper);
}
.cta-role-link:hover .arrow { color: var(--paper); transform: translateX(3px); }

/* ────────────────────────────────────────
   Participate page — three-tier ladder
   ──────────────────────────────────────── */
main:has(> h1 + h2 + p:first-of-type) {} /* placeholder for participate-specific layout */

main h2 + p + p + h2 ~ h2 { /* not used; rely on default */ }

/* Tier CTAs (links inside the participate page that look like buttons) */
.tier-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  padding: 0.7rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin: 0.4rem 0 1.4rem;
  transition: all 0.18s;
  border: 1px solid var(--ink);
}
.tier-cta:hover {
  background: var(--gold);
  border-color: var(--gold);
}

/* Signup block inside the participate page (the light-touch row) */
.signup-block {
  margin: 1.4rem 0 2rem;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  padding: 1.6rem 1.6rem 1.4rem;
}
.signup-form {}
.signup-label {
  display: block;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 0.6rem;
  font-family: var(--font-mono);
}
.signup-row {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
}
.signup-row input[type="email"] {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.7rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--ink);
  outline: none;
}
.signup-row input[type="email"]::placeholder { color: var(--ink-faint); }
.signup-row button {
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 0.7rem 1.3rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
  transition: background 0.18s;
}
.signup-row button .arrow { color: var(--gold); transition: transform 0.18s; }
.signup-row button:hover { background: var(--gold); color: var(--paper); }
.signup-row button:hover .arrow { color: var(--paper); transform: translate(2px, -2px); }
.signup-fine {
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin: 0.8rem 0 0;
  line-height: 1.5;
}

/* Signup status messages (rendered by signup.js) */
.ioc-signup-status {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin-top: 0.6rem;
  min-height: 1.2em;
  letter-spacing: -0.005em;
  width: 100%;
}
.ioc-signup-status[data-kind="success"] { color: #4a7c3a; }
.ioc-signup-status[data-kind="error"]   { color: #a4422a; }
.ioc-signup-status[data-kind="pending"] { color: var(--ink-faint); }
.ioc-signup-status[data-kind="success"]::before { content: '✓ '; }
.ioc-signup-status[data-kind="error"]::before   { content: '⚠ '; }

/* Status messages inside flex form rows: make them flow to new line */
.cta-mini-form .ioc-signup-status,
.hero-cta-form .ioc-signup-status {
  flex-basis: 100%;
  padding: 0.3rem 0.9rem 0;
  background: var(--paper);
}