/* ABOUTME: Cognitive-electricity editorial palette + typography mapped into reveal.js. */
/* ABOUTME: Defines kicker, pull-quote, thesis-box, align-grid, hero, and butterfly diagram styles. */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Hanken+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Reveal.js base tokens */
  --r-background-color: #0D0C0A;
  --r-main-font: 'Hanken Grotesk', system-ui, sans-serif;
  --r-main-font-size: 32px;
  --r-main-color: #E8E3D9;
  --r-heading-font: 'Instrument Serif', Georgia, serif;
  --r-heading-color: #F5F1E8;
  --r-heading-text-transform: none;
  --r-heading-font-weight: 400;
  --r-heading1-size: 4.2rem;
  --r-heading2-size: 2.8rem;
  --r-heading3-size: 1.6rem;
  --r-link-color: #C9A54E;
  --r-link-color-hover: #E0BB66;
  --r-selection-background-color: rgba(201, 165, 78, .35);
  --r-selection-color: #F5F1E8;

  /* Cognitive-electricity palette */
  --bg: #0D0C0A;
  --bg-2: #15130F;
  --bg-3: #1E1B16;
  --text: #E8E3D9;
  --text-bright: #F5F1E8;
  --text-dim: #8A8276;
  --text-faint: #5C564C;
  --gold: #C9A54E;
  --gold-soft: rgba(201, 165, 78, .15);
  --teal: #4DA8A0;
  --teal-soft: rgba(77, 168, 160, .15);
  --coral: #D4735E;
  --coral-soft: rgba(212, 115, 94, .15);
  --rule: rgba(232, 227, 217, .08);
  --rule-soft: rgba(232, 227, 217, .04);
}

html, body {
  background: #0D0C0A !important;
  color: var(--text);
}

.reveal-viewport, .reveal {
  background: #0D0C0A !important;
}

.reveal {
  font-family: var(--r-main-font);
  color: var(--text);
  letter-spacing: 0;
}

/* Heading reset — serif, calm weight, tight tracking */
.reveal h1, .reveal h2, .reveal h3, .reveal h4 {
  font-family: var(--r-heading-font);
  font-weight: 400;
  text-transform: none;
  letter-spacing: -0.01em;
  color: var(--text-bright);
  line-height: 1.08;
}
.reveal h1 { font-size: var(--r-heading1-size); }
.reveal h2 { font-size: var(--r-heading2-size); }
.reveal h3 { font-size: var(--r-heading3-size); }

.reveal h1 em, .reveal h2 em, .reveal h3 em {
  font-style: italic;
  color: var(--gold);
}

/* Body / paragraph */
.reveal p { line-height: 1.55; max-width: 26em; }
.reveal .narrow p, .reveal p.narrow { max-width: 22em; }

/* Slide reset — top-aligned, generous left/right gutter */
.reveal .slides {
  text-align: left;
}
.reveal .slides > section,
.reveal .slides > section > section {
  padding: 5rem 6rem 4rem;
  height: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.reveal .slides > section.center,
.reveal .slides > section.center > section {
  justify-content: center;
  align-items: center;
  text-align: center;
}

/* ---------- KICKER (mono eyebrow) ---------- */
.reveal .kicker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 3.5rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.reveal .kicker::before {
  content: "";
  display: inline-block;
  width: 1.4rem;
  height: 2px;
  background: var(--gold);
}

/* ---------- HERO ---------- */
.reveal .hero {
  margin-top: 2rem;
}
.reveal .hero h1 {
  font-size: clamp(3.6rem, 7vw, 5.6rem);
  line-height: 1.02;
  margin-bottom: 2.2rem;
  max-width: 18ch;
}
.reveal .hero .dek {
  font-family: var(--r-heading-font);
  font-style: italic;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
  color: var(--text);
  max-width: 28ch;
  margin-bottom: 3.5rem;
  line-height: 1.35;
}
.reveal .byline {
  display: grid;
  grid-template-columns: repeat(4, max-content);
  gap: 2.4rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
}
.reveal .byline strong {
  display: block;
  color: var(--text-faint);
  font-weight: 400;
  font-size: 0.66rem;
  margin-bottom: 0.3rem;
}
.reveal .byline span {
  color: var(--text);
  letter-spacing: 0.04em;
  text-transform: none;
  font-size: 0.95rem;
  font-family: var(--r-heading-font);
  font-style: italic;
}

/* ---------- PULL QUOTE (full-screen serif italic) ---------- */
.reveal .pull-quote {
  font-family: var(--r-heading-font);
  font-style: italic;
  font-size: clamp(2.2rem, 4.2vw, 3.2rem);
  line-height: 1.18;
  color: var(--text-bright);
  max-width: 22ch;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.reveal .pull-quote::before {
  content: "\201C";
  font-size: 1.4em;
  color: var(--gold);
  position: absolute;
  top: -0.6em;
  left: -0.5em;
  line-height: 1;
  opacity: 0.6;
}
.reveal .pull-quote em { color: var(--gold); font-style: italic; }
.reveal .pull-quote cite {
  display: block;
  margin-top: 2.4rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-style: normal;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.reveal .pull-quote.wide { max-width: 28ch; }
.reveal .pull-quote.lines {
  text-align: center;
}
.reveal .pull-quote.lines p {
  margin: 0 auto 0.4em;
  max-width: none;
}

/* ---------- INLINE CALLOUT (mono, gold underline) ---------- */
.reveal .callout {
  display: inline-block;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--text-bright);
  padding: 0.4em 0;
  border-bottom: 2px solid var(--gold);
  margin-top: 1.8rem;
}

/* ---------- ALIGNMENT GRID (two cells) ---------- */
.reveal .align-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  max-width: 86rem;
  margin: 2rem auto 0;
}
.reveal .align-grid > div {
  background: var(--bg);
  padding: 2.4rem 2.6rem 2.6rem;
  min-height: 30rem;
}
.reveal .align-grid h3 {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-bright);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 500;
}
.reveal .align-grid h3 .role {
  color: var(--text-dim);
  font-weight: 400;
  font-size: 0.9rem;
}
.reveal .align-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.reveal .align-grid li {
  font-family: var(--r-main-font);
  font-size: 1.18rem;
  line-height: 1.5;
  color: var(--text);
  padding: 1.1rem 0;
  border-top: 1px solid var(--rule-soft);
}
.reveal .align-grid li:first-child { border-top: none; padding-top: 0; }
.reveal .align-grid li.tbd {
  color: var(--text-faint);
  font-style: italic;
}
.reveal .align-grid .dot {
  width: 0.7em;
  height: 0.7em;
}
.reveal .dot {
  display: inline-block;
  width: 0.55em;
  height: 0.55em;
  border-radius: 50%;
}
.reveal .dot-teal { background: var(--teal); }
.reveal .dot-coral { background: var(--coral); }
.reveal .dot-gold { background: var(--gold); }

/* ---------- THESIS BOX ---------- */
.reveal .thesis-box {
  border: 1px solid var(--rule);
  border-top: 2px solid var(--gold);
  background:
    linear-gradient(180deg, rgba(201,165,78,.06), rgba(77,168,160,.04));
  padding: 3rem 3.4rem 3.2rem;
  max-width: 42ch;
  margin: 0 auto;
  font-family: var(--r-heading-font);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  line-height: 1.3;
  color: var(--text-bright);
}
.reveal .thesis-box p { margin: 0 0 0.8em; max-width: none; }
.reveal .thesis-box p:last-child { margin-bottom: 0; }
.reveal .thesis-box strong {
  font-weight: 400;
  color: var(--gold);
  font-style: italic;
}
.reveal .thesis-marker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.6rem;
  text-align: center;
}

/* ---------- DIAGRAM HELPERS ---------- */
.reveal .stage {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.reveal .stage svg { width: 100%; max-width: 60rem; height: auto; }

.reveal svg .node-fill { fill: var(--bg); }
.reveal svg .node-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 18px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  fill: var(--text-bright);
}
.reveal svg .node-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 0.18em;
  fill: var(--text-dim);
}
.reveal svg .signal-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 22px;
  letter-spacing: 0.24em;
  fill: var(--gold);
  font-weight: 500;
}
.reveal svg .arc-slow { stroke: var(--teal); fill: none; }
.reveal svg .arc-fast { stroke: var(--coral); fill: none; }
.reveal svg .arc-dalio { stroke: var(--text-faint); fill: none; }
.reveal svg .arc-couple { stroke: var(--gold); fill: none; }
.reveal svg .node-teal { stroke: var(--teal); }
.reveal svg .node-coral { stroke: var(--coral); }
.reveal svg .node-gold { stroke: var(--gold); }
.reveal svg .glow-ring { stroke: var(--gold); fill: none; opacity: 0.35; }
.reveal svg .couple-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  fill: var(--gold);
}

/* Caption rows under diagrams */
.reveal .caption {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-align: center;
  margin-top: 2rem;
}
.reveal .caption .sep { color: var(--text-faint); margin: 0 0.6em; }
.reveal .caption.teal { color: var(--teal); }
.reveal .caption.coral { color: var(--coral); }

.reveal .tag {
  font-family: var(--r-main-font);
  font-size: 1.15rem;
  color: var(--text);
  text-align: center;
  max-width: 40ch;
  margin: 1rem auto 0;
  line-height: 1.5;
}
.reveal .tag em { font-family: var(--r-heading-font); font-style: italic; color: var(--gold); }

.reveal .attribution {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  text-align: center;
  margin-top: 0.6rem;
}

.reveal .footnote {
  font-family: var(--r-main-font);
  font-size: 0.92rem;
  color: var(--text-dim);
  font-style: italic;
  text-align: center;
  max-width: 50ch;
  margin: 1.4rem auto 0;
  line-height: 1.5;
}

/* Section-3 prose */
.reveal .prose {
  max-width: 42rem;
  font-size: 1.18rem;
  line-height: 1.58;
  color: var(--text);
}
.reveal .prose p { max-width: none; margin-bottom: 1.2em; }
.reveal .prose em { color: var(--text-bright); font-style: italic; }

.reveal hr.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 2.2rem 0 1.8rem;
  width: 6rem;
}

/* Slide number — minimal, mono, bottom-right */
.reveal .slide-number {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  background: transparent;
  color: var(--text-faint);
  right: 1.4rem;
  bottom: 1rem;
}

/* ---------- DIPTYCH (portrait + quote, slide 2) ---------- */
.reveal .diptych {
  display: grid;
  grid-template-columns: 0.85fr 1.3fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
  max-width: 78rem;
  margin: 2rem auto 0;
}
.reveal .diptych-portrait {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.reveal .diptych-portrait img {
  width: 100%;
  max-width: 22rem;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 28%;
  filter: grayscale(1) contrast(1.08) brightness(0.95);
  border: 1px solid var(--rule);
  display: block;
}
.reveal .portrait-caption {
  margin-top: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-width: 22rem;
}
.reveal .portrait-caption .name {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-bright);
}
.reveal .portrait-caption .role {
  font-family: var(--r-heading-font);
  font-style: italic;
  font-size: 1rem;
  color: var(--text-dim);
  letter-spacing: 0.01em;
}
.reveal .diptych-quote .pull-quote {
  text-align: left;
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 2.8rem);
}
.reveal .diptych-quote .pull-quote::before { left: -0.4em; top: -0.4em; }
.reveal .diptych-quote .pull-quote cite { text-align: left; }

/* ---------- SOURCE ARTIFACT (book cover, slide 4) ---------- */
.reveal .source-artifact {
  position: absolute;
  right: 4rem;
  bottom: 3rem;
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  max-width: 24rem;
}
.reveal .source-artifact img {
  width: 6.4rem;
  height: auto;
  display: block;
  border: 1px solid var(--rule);
  filter: brightness(0.94);
}
.reveal .source-caption {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-bottom: 0.3rem;
}
.reveal .source-caption .label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.reveal .source-caption .title {
  font-family: var(--r-heading-font);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.2;
}
.reveal .source-caption .meta {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

/* ---------- MINDS STRIP (slide 12) ---------- */
.reveal .minds-strip {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 2.4rem;
  margin: 2.2rem auto 0;
  max-width: 72rem;
  flex-wrap: wrap;
}
.reveal .minds-strip figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0;
}
.reveal .minds-strip img {
  width: 7.2rem;
  height: 7.2rem;
  object-fit: cover;
  object-position: 50% 30%;
  border-radius: 50%;
  border: 1px solid var(--rule);
  display: block;
}
.reveal .minds-strip figcaption {
  margin-top: 0.7rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
}
.reveal .minds-strip figcaption .ver {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  margin-top: 0.2rem;
  text-transform: none;
}

/* Background sine wave (slide 3) */
.reveal .bg-sine {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  display: flex;
  align-items: center;
  justify-content: center;
}
.reveal .bg-sine svg { width: 100%; height: 100%; }
.reveal .bg-sine path { stroke: var(--gold); fill: none; stroke-width: 1.2; }

/* Faded Dalio loop background for the hinge */
.reveal .bg-faded {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0.12;
}
.reveal .bg-faded svg { width: 60%; height: 60%; }