/* =========================================================
   Focus on Demand — Denver Workshop Deck
   Built on Second Attention design system
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@200;300;400;500;600&family=JetBrains+Mono:wght@300;400;500&family=Material+Symbols+Outlined&display=swap');

.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

:root {
  --primary:       #7D4BE1;
  --primary-light: #A77BF3;
  --secondary:     #C696FF;
  --tertiary:      #7AD6FF;
  --success:       #34D399;

  --bg:            #050505;
  --surface:       rgba(255, 255, 255, 0.03);
  --surface-2:     rgba(255, 255, 255, 0.05);
  --border:        rgba(255, 255, 255, 0.06);
  --border-hi:     rgba(255, 255, 255, 0.12);

  --text-100:      rgba(255, 255, 255, 1);
  --text-80:       rgba(255, 255, 255, 0.8);
  --text-70:       rgba(255, 255, 255, 0.7);
  --text-50:       rgba(255, 255, 255, 0.5);
  --text-40:       rgba(255, 255, 255, 0.4);
  --text-25:       rgba(255, 255, 255, 0.25);
  --text-12:       rgba(255, 255, 255, 0.12);

  --band-delta:  #7D4BE1;
  --band-theta:  #A77BF3;
  --band-alpha:  #C696FF;
  --band-beta:   #7AD6FF;
  --band-gamma:  #34D399;

  --glow-primary: 0 0 60px rgba(125, 75, 225, 0.35);
  --glow-flow:    0 0 60px rgba(122, 214, 255, 0.3);

  /* Projection-scale type (px at 1920x1080) */
  --fs-eyebrow:    24px;
  --fs-small:      32px;
  --fs-body:       42px;
  --fs-subhead:    64px;
  --fs-title:      112px;
  --fs-hero:       180px;
  --fs-colossal:   280px;

  --pad-x: 140px;
  --pad-y: 120px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-80);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 300;
  overflow: hidden;
}

/* ─────────── Slide frame ─────────── */
.slide {
  background: var(--bg);
  color: var(--text-80);
  width: 1920px;
  height: 1080px;
  padding: var(--pad-y) var(--pad-x);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.slide.center {
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* ─────────── Ambient background layers ─────────── */
.ambient-glows::before,
.ambient-glows::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(180px);
  pointer-events: none;
  z-index: 0;
}
.ambient-glows::before {
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(125,75,225,0.28), transparent 70%);
  top: -300px; left: -200px;
}
.ambient-glows::after {
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(122,214,255,0.12), transparent 70%);
  bottom: -250px; right: -150px;
}

/* EEG ribbons — enabled per-slide with .has-ribbons; toggled via tweak */
.ribbons {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}
.ribbons svg {
  position: absolute;
  width: 200%;
  height: 100%;
  top: 0;
  filter: blur(1.5px);
}
.ribbons svg.r1 { animation: drift 18s linear infinite; opacity: 0.9; }
.ribbons svg.r2 { animation: drift 24s linear infinite; opacity: 0.6; }
.ribbons svg.r3 { animation: drift 32s linear infinite; opacity: 0.4; }

@keyframes drift {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

body.no-motion .ribbons svg,
body.no-motion .pinball .ball,
body.no-motion .boomerang .b-dot,
body.no-motion .wave-scroll,
body.no-motion .dancing-dot,
body.no-motion .pulse-dot {
  animation: none !important;
}

/* ─────────── Layout helpers ─────────── */
.slide > * { position: relative; z-index: 1; }

.eyebrow {
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--text-40);
  font-weight: 300;
}

.title {
  font-size: var(--fs-title);
  font-weight: 200;
  letter-spacing: -0.025em;
  line-height: 1.02;
  color: var(--text-100);
  margin: 0;
  text-wrap: pretty;
}

.title.light { font-weight: 200; color: var(--text-80); }

.subhead {
  font-size: var(--fs-subhead);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-80);
  margin: 0;
}

.body {
  font-size: var(--fs-body);
  font-weight: 300;
  line-height: 1.4;
  color: var(--text-70);
  margin: 0;
  max-width: 1400px;
}

.small {
  font-size: var(--fs-small);
  color: var(--text-50);
  font-weight: 300;
  letter-spacing: 0.01em;
}

.mono { font-family: 'JetBrains Mono', monospace; font-variant-numeric: tabular-nums; }

.accent { color: var(--primary-light); }
.accent-cyan { color: var(--tertiary); }
.accent-green { color: var(--success); }

/* Slide count / section badge */
.section-badge {
  position: absolute;
  top: 70px;
  left: var(--pad-x);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 24px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-40);
  font-weight: 300;
  z-index: 2;
}
.section-badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary-light);
  box-shadow: 0 0 14px rgba(167,123,243,0.7);
}
body.no-sections .section-badge { display: none; }

/* Bottom wordmark */
.wordmark {
  position: absolute;
  bottom: 70px;
  left: var(--pad-x);
  font-size: 24px;
  letter-spacing: 0.32em;
  color: var(--text-25);
  text-transform: uppercase;
  font-weight: 300;
  z-index: 2;
}
.wordmark .sep { color: var(--text-12); margin: 0 14px; }
.slide-num {
  position: absolute;
  bottom: 70px;
  right: var(--pad-x);
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  color: var(--text-25);
  letter-spacing: 0.2em;
  z-index: 2;
}

/* ─────────── Colossal number ─────────── */
.colossal {
  font-size: var(--fs-colossal);
  font-weight: 200;
  letter-spacing: -0.04em;
  line-height: 0.9;
  font-family: 'Inter', sans-serif;
  color: var(--text-100);
  font-variant-numeric: tabular-nums;
}
.colossal .unit {
  font-size: 0.4em;
  color: var(--text-50);
  font-weight: 200;
  letter-spacing: 0;
}

/* ─────────── Cold open / title slide ─────────── */
.title-slide .wordmark-top {
  position: absolute;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 26px;
  letter-spacing: 0.32em;
  color: var(--text-40);
  text-transform: uppercase;
  font-weight: 300;
}
.title-slide .meta {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 32px;
  font-size: 24px;
  color: var(--text-40);
  letter-spacing: 0.12em;
}
.title-slide .meta .sep { color: var(--text-12); }

/* ─────────── Agenda ─────────── */
.agenda-list {
  display: flex;
  flex-direction: column;
  gap: 44px;
  margin-top: 80px;
}
.agenda-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: baseline;
  gap: 40px;
  border-top: 1px solid var(--border-hi);
  padding-top: 36px;
}
.agenda-item .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 36px;
  color: var(--text-40);
  letter-spacing: 0.1em;
}
.agenda-item .text {
  font-size: 72px;
  font-weight: 200;
  letter-spacing: -0.02em;
  color: var(--text-100);
}
.agenda-item .hint {
  font-size: 26px;
  color: var(--text-40);
  letter-spacing: 0.05em;
}

/* ─────────── Two-column splits (internal vs external, theta vs beta) ─────────── */
.split {
  display: grid;
  grid-template-columns: 1fr 2px 1fr;
  gap: 0;
  align-items: stretch;
  flex: 1;
  margin-top: 40px;
}
.split .divider { background: var(--border-hi); }
.split .col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 80px;
  gap: 32px;
}
.split .col .label {
  font-size: 28px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 300;
}
.split .col .big {
  font-size: 128px;
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 1;
}
.split .col .desc {
  font-size: 36px;
  color: var(--text-70);
  line-height: 1.4;
  font-weight: 300;
}
.split .col.left .label { color: var(--band-theta); }
.split .col.right .label { color: var(--band-beta); }
.split .col.left .big { color: var(--band-theta); text-shadow: 0 0 80px rgba(167,123,243,0.4); }
.split .col.right .big { color: var(--band-beta); text-shadow: 0 0 80px rgba(122,214,255,0.4); }

/* Alpha up variant */
.split.alpha-up .col.left .label,
.split.alpha-up .col.left .big { color: var(--band-alpha); text-shadow: 0 0 80px rgba(198,150,255,0.4); }
.split.alpha-up .col.right .label,
.split.alpha-up .col.right .big { color: var(--band-alpha); text-shadow: 0 0 80px rgba(198,150,255,0.4); }

/* Theta up variant */
.split.theta-up .col.left .label,
.split.theta-up .col.left .big { color: #E07BD8; text-shadow: 0 0 80px rgba(224,123,216,0.4); }
.split.theta-up .col.right .label,
.split.theta-up .col.right .big { color: #E07BD8; text-shadow: 0 0 80px rgba(224,123,216,0.4); }

/* ─────────── Pinball vs Boomerang ─────────── */
.pb-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  margin-top: 80px;
  flex: 1;
}
.pb-card {
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.pb-label {
  font-size: 28px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--text-40);
  font-weight: 300;
}
.pb-name {
  font-size: 96px;
  font-weight: 200;
  letter-spacing: -0.025em;
  line-height: 1;
}
.pb-desc {
  font-size: 32px;
  color: var(--text-50);
  font-weight: 300;
  line-height: 1.4;
  max-width: 620px;
}
.pb-viz {
  width: 100%;
  height: 440px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}
.pb-card.pinball .pb-name { color: var(--band-theta); }
.pb-card.boomerang .pb-name { color: var(--band-beta); }

/* ─────────── Show of hands ─────────── */
.interact-block {
  display: flex;
  flex-direction: column;
  gap: 48px;
  align-items: center;
  text-align: center;
}
.interact-tag {
  font-size: 24px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--primary-light);
  font-weight: 400;
  padding: 14px 28px;
  border: 1px solid rgba(167,123,243,0.35);
  border-radius: 999px;
  background: rgba(125,75,225,0.08);
}

/* ─────────── Auto-lock warning ─────────── */
.warning-top {
  position: absolute;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 26px;
  color: #FBBF24;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 400;
  z-index: 2;
}
.warning-top .material-symbols-outlined { font-size: 36px; }

.warning-slide .title { color: #FFF; }
.warning-slide { background: var(--bg); }

.steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 60px;
}
.step-card {
  padding: 48px 52px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
}
.step-card .platform {
  font-size: 28px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-40);
  margin-bottom: 28px;
  font-weight: 400;
}
.step-card .path {
  font-size: 38px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-100);
  line-height: 1.5;
  font-weight: 400;
}
.step-card .path .arrow { color: var(--text-40); margin: 0 6px; }
.step-card .path .final { color: #FBBF24; }

/* ─────────── Pre-flight checklist ─────────── */
.preflight-slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 180px;
}
.preflight-list {
  display: flex;
  flex-direction: column;
  gap: 72px;
  margin-top: 40px;
  max-width: 1500px;
}
.preflight-item {
  display: flex;
  align-items: baseline;
  gap: 48px;
}
.preflight-item .idx {
  font-family: 'JetBrains Mono', monospace;
  font-size: 22px;
  letter-spacing: 0.22em;
  color: var(--text-30);
  font-weight: 400;
  flex-shrink: 0;
  padding-top: 4px;
}
.preflight-item .lead {
  font-size: 68px;
  font-weight: 200;
  letter-spacing: -0.015em;
  color: var(--text-100);
  line-height: 1.1;
}
.preflight-item .lead em {
  color: var(--primary-light);
  font-style: normal;
  font-weight: 300;
}

/* ─────────── EEG Hold slide ─────────── */
.hold-slide {
  background:
    radial-gradient(ellipse 90% 70% at 50% 50%, rgba(125, 75, 225, 0.22), rgba(45, 28, 85, 0.10) 40%, var(--bg) 75%),
    var(--bg);
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  position: relative;
}
.hold-slide .lotus-bg {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 760px;
  max-width: 52%;
  height: auto;
  opacity: 0.42;
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: screen;
  filter: blur(0.5px) saturate(1.1) drop-shadow(0 0 140px rgba(167, 123, 243, 0.35));
  animation: lotusBreathe 9s ease-in-out infinite;
}
@keyframes lotusBreathe {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.40; }
  50%      { transform: translate(-50%, -50%) scale(1.035); opacity: 0.50; }
}
.hold-slide .colossal-word {
  font-size: 168px;
  font-weight: 200;
  letter-spacing: -0.04em;
  color: var(--text-100);
  text-shadow:
    0 0 180px rgba(8, 4, 20, 1),
    0 0 120px rgba(8, 4, 20, 0.95),
    0 0 60px rgba(8, 4, 20, 0.85),
    0 0 30px rgba(125, 75, 225, 0.4);
  position: relative;
}
.pulse-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 40px rgba(52,211,153,0.8);
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 0.4; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
}

/* ─────────── Data Reveal ─────────── */
.data-viz {
  width: 100%;
  height: 520px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px;
  backdrop-filter: blur(20px);
  position: relative;
  margin-top: 60px;
}
.data-viz .label {
  position: absolute;
  font-size: 24px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-40);
  font-weight: 400;
}

/* ─────────── Quote / headline treatments ─────────── */
.mega-quote {
  font-size: 140px;
  font-weight: 200;
  letter-spacing: -0.035em;
  line-height: 1.02;
  color: var(--text-100);
  max-width: 1500px;
  text-wrap: balance;
}
.mega-quote em {
  font-style: normal;
  color: var(--primary-light);
}

/* ─────────── Placeholder (for cingulate image) ─────────── */
.img-slot {
  flex: 1;
  margin: 40px 0;
  border: 2px dashed var(--border-hi);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: var(--text-40);
  background:
    radial-gradient(circle at 30% 50%, rgba(125,75,225,0.12), transparent 40%),
    radial-gradient(circle at 70% 50%, rgba(125,75,225,0.12), transparent 40%);
}

/* ─────────── Cingulate image (real asset) ─────────── */
.cingulate-img-wrap {
  flex: 1;
  margin: 16px 0 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  max-width: 1640px;
  width: 100%;
  align-self: center;
}
.cingulate-img-wrap img {
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 80px rgba(125, 75, 225, 0.25));
}

/* ─────────── Cingulate slide: two-column layout ─────────── */
.cingulate-slide .cingulate-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  column-gap: 80px;
  align-items: center;
  min-height: 0;
  margin-top: 40px;
}
.cingulate-col-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}
.cingulate-col-right {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
  height: 100%;
  gap: 18px;
}
.cingulate-col-right img {
  width: 100%;
  height: auto;
  max-height: calc(100% - 40px);
  object-fit: contain;
  filter: drop-shadow(0 0 100px rgba(125, 75, 225, 0.35));
}
.cingulate-caption {
  font-size: 22px;
  color: var(--text-40);
  letter-spacing: 0.005em;
  text-align: center;
}
.cingulate-caption em { color: var(--text-70); font-style: normal; }

/* ACC / PCC region cards */
.acc-pcc-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 56px;
}
.region-card {
  padding: 26px 32px;
  border-left: 2px solid rgba(167, 123, 243, 0.35);
  background: linear-gradient(90deg, rgba(125, 75, 225, 0.06), transparent 70%);
}
.region-kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 22px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-70);
  font-weight: 500;
  margin-bottom: 12px;
}
.region-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 0 18px currentColor;
}
.acc-dot { background: #E8A6FF; color: #E8A6FF; }
.pcc-dot { background: #7DB8FF; color: #7DB8FF; }
.region-body {
  font-size: 30px;
  line-height: 1.35;
  color: var(--text-90);
  font-weight: 300;
  letter-spacing: -0.005em;
}
.region-body em { color: var(--primary-light); font-style: normal; }

/* Research note */
.research-note {
  padding: 28px 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
}
.research-note-kicker {
  font-size: 18px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
  font-weight: 500;
  margin-bottom: 12px;
}
.research-note-body {
  font-size: 26px;
  line-height: 1.45;
  color: var(--text-80);
  font-weight: 300;
  letter-spacing: -0.005em;
  margin-bottom: 14px;
}
.research-note-body em { color: var(--text-100); font-style: normal; font-weight: 400; }
.research-note-cite {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  color: var(--text-40);
  letter-spacing: 0.02em;
}
.research-note-cite em { color: var(--text-60); font-style: italic; }
.img-slot .material-symbols-outlined { font-size: 80px; color: var(--text-25); }
.img-slot .caption {
  font-size: 28px;
  letter-spacing: 0.08em;
  color: var(--text-40);
  max-width: 900px;
  text-align: center;
  line-height: 1.5;
}
.img-slot .caption strong { color: var(--text-70); font-weight: 400; }

/* ─────────── Offer slide ─────────── */
.offer-card {
  padding: 80px;
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: 32px;
  backdrop-filter: blur(20px);
  box-shadow: var(--glow-primary);
  text-align: center;
  max-width: 1400px;
  margin: 60px auto 0;
}
.offer-card .product {
  font-size: 36px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--primary-light);
  font-weight: 400;
  margin-bottom: 30px;
}
.offer-card .headline {
  font-size: 96px;
  font-weight: 200;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--text-100);
  margin-bottom: 40px;
}
.offer-card .tag {
  font-size: 32px;
  color: var(--text-70);
  font-weight: 300;
  line-height: 1.5;
}
.offer-pill {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 24px 48px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.02em;
  box-shadow: var(--glow-primary);
  margin-top: 60px;
}

/* ─────────── Thanks / closing ─────────── */
.thanks-slide .colossal-word {
  font-size: 200px;
  font-weight: 200;
  letter-spacing: -0.035em;
  color: var(--text-100);
}
.thanks-contact {
  font-size: 44px;
  color: var(--text-70);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.01em;
  margin-top: 60px;
}

/* ─────────── Numbers callout ─────────── */
.big-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.big-stack .kicker {
  font-size: 36px;
  color: var(--text-50);
  font-weight: 300;
  letter-spacing: 0.02em;
}
.big-stack .figure {
  font-size: 420px;
  line-height: 0.9;
  font-weight: 200;
  letter-spacing: -0.05em;
  color: var(--text-100);
  font-variant-numeric: tabular-nums;
}
.big-stack .figure .unit {
  font-size: 0.25em;
  color: var(--text-50);
  letter-spacing: 0;
  margin-left: 20px;
  vertical-align: top;
  padding-top: 40px;
  display: inline-block;
}
.big-stack .aside {
  font-size: 38px;
  color: var(--text-70);
  max-width: 1200px;
  line-height: 1.4;
  margin-top: 20px;
}

/* ─────────── Monks/SEALs/Grandmasters ─────────── */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
  flex: 1;
  margin-top: 80px;
}
.trio-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 48px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  min-height: 480px;
  position: relative;
  overflow: hidden;
}
.trio-card .illus {
  position: absolute;
  top: 36px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  display: block;
  opacity: 0.95;
  pointer-events: none;
}
.trio-card .illus svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}
.trio-card::after {
  content: '';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 280px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(60px);
  opacity: 0.4;
  z-index: 0;
}
.trio-card.monk::after { background: radial-gradient(circle, rgba(198,150,255,0.5), transparent 70%); }
.trio-card.seal::after { background: radial-gradient(circle, rgba(122,214,255,0.5), transparent 70%); }
.trio-card.chess::after { background: radial-gradient(circle, rgba(167,123,243,0.5), transparent 70%); }

.trio-card > * { position: relative; z-index: 1; }
.trio-card .ic {
  font-size: 120px;
  color: var(--primary-light);
  position: absolute;
  top: 48px; left: 48px;
  opacity: 0.8;
  font-weight: 200;
}
.trio-card .who {
  font-size: 56px;
  font-weight: 300;
  color: var(--text-100);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.trio-card .duration {
  font-size: 28px;
  color: var(--text-50);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.01em;
}

/* ─────────── Reps slide — 'the drift, the noticing, the return' ─────────── */
.reps-flow {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 80px;
  flex-wrap: nowrap;
}
.reps-flow .chip {
  padding: 40px 48px;
  border: 1px solid var(--border-hi);
  border-radius: 999px;
  font-size: 52px;
  font-weight: 300;
  color: var(--text-100);
  letter-spacing: -0.01em;
  background: var(--surface);
  backdrop-filter: blur(20px);
}
.reps-flow .arrow {
  font-size: 48px;
  color: var(--primary-light);
  font-weight: 200;
}
.reps-flow .chip.highlight {
  background: linear-gradient(135deg, rgba(125,75,225,0.2), rgba(167,123,243,0.1));
  border-color: rgba(167,123,243,0.5);
  color: #fff;
  box-shadow: 0 0 60px rgba(125,75,225,0.25);
}

/* ─────────── Rubber hand ─────────── */
.rubber-slide {
  background:
    radial-gradient(ellipse 60% 50% at 30% 40%, rgba(167,123,243,0.045), transparent 70%),
    radial-gradient(ellipse 50% 50% at 80% 70%, rgba(122,214,255,0.025), transparent 70%),
    var(--bg);
}
.rubber-video-frame {
  position: relative;
  flex: 0 0 auto;
  width: 1040px;
  aspect-ratio: 16/9;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(167,123,243,0.22);
  isolation: isolate;
}
.rubber-video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  filter: brightness(0.72) saturate(0.9) contrast(1.02);
  transition: filter 400ms ease;
}
.rubber-video-frame:hover iframe {
  filter: brightness(0.95) saturate(1) contrast(1);
}
/* Vignette on top of the iframe — soft dark edges, subtle purple center haze.
   Clicks fall through. Sits under the play-hover so it fades away on interaction. */
.rubber-video-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 85% 70% at 50% 50%, rgba(10,7,22,0) 30%, rgba(10,7,22,0.55) 100%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(167,123,243,0.08), transparent 70%);
  transition: opacity 400ms ease;
  z-index: 1;
}
.rubber-video-frame:hover::after {
  opacity: 0.35;
}

/* ─────────── Tweaks panel ─────────── */
.tweaks-panel {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 320px;
  background: rgba(10,10,12,0.92);
  backdrop-filter: blur(30px);
  border: 1px solid var(--border-hi);
  border-radius: 20px;
  padding: 20px;
  color: var(--text-100);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  z-index: 2147483500;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
  display: none;
}
.tweaks-panel.visible { display: block; }
.tweaks-panel .tw-title {
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-40);
  margin-bottom: 16px;
  font-weight: 500;
}
.tweaks-panel .tw-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  gap: 12px;
}
.tweaks-panel .tw-row:first-of-type { border-top: 0; }
.tweaks-panel .tw-label { color: var(--text-80); font-weight: 300; }
.tweaks-panel .tw-switch {
  width: 44px;
  height: 26px;
  background: var(--surface-2);
  border-radius: 999px;
  position: relative;
  cursor: pointer;
  transition: background 200ms;
  border: 1px solid var(--border);
}
.tweaks-panel .tw-switch::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 20px; height: 20px;
  background: var(--text-70);
  border-radius: 50%;
  transition: all 200ms;
}
.tweaks-panel .tw-switch.on { background: rgba(125,75,225,0.4); border-color: rgba(167,123,243,0.6); }
.tweaks-panel .tw-switch.on::after { left: 20px; background: var(--primary-light); box-shadow: 0 0 12px rgba(167,123,243,0.8); }

.tweaks-panel .tw-seg {
  display: flex;
  background: var(--surface-2);
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}
.tweaks-panel .tw-seg button {
  background: transparent;
  border: 0;
  color: var(--text-40);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}
.tweaks-panel .tw-seg button.active {
  background: rgba(125,75,225,0.3);
  color: #fff;
}

/* ─────────── QR download slide ─────────── */
.qr-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 220px;
  margin-top: 110px;
  align-items: start;
  justify-items: center;
  width: 100%;
}
.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 32px;
  background: #fff;
  border-radius: 28px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.6), var(--glow-primary);
}
.qr-card .qr-platform {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #050505;
}
.qr-card .qr-img {
  width: 340px;
  height: 340px;
  display: block;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
}
.qr-card .qr-channel {
  font-size: 24px;
  font-weight: 400;
  color: #555;
  letter-spacing: 0.04em;
  font-family: 'JetBrains Mono', monospace;
}
.qr-subtitle {
  font-size: 32px;
  font-weight: 300;
  color: var(--text-50);
  text-align: center;
  max-width: 1400px;
  margin: 90px auto 0;
  line-height: 1.5;
}

/* ─────────── Brainwaves primer — 5 bands ─────────── */
.bands-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  flex: 1;
  margin-top: 60px;
  width: 100%;
}
.band-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  gap: 18px;
}
.band-card .band-symbol {
  font-size: 120px;
  font-weight: 200;
  line-height: 1;
  letter-spacing: -0.04em;
  font-family: 'Inter', sans-serif;
}
.band-card .band-name {
  font-size: 34px;
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--text-100);
  margin-top: 8px;
}
.band-card .band-hz {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  color: var(--text-50);
  letter-spacing: 0.02em;
  margin-top: 2px;
}
.band-card .band-wave {
  width: 100%;
  height: 44px;
  overflow: hidden;
  position: relative;
}
.band-card .band-wave svg {
  width: 200%;
  height: 100%;
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  will-change: transform;
}
body:not(.no-motion) .band-card.delta .band-wave svg { animation: bandWave 9s linear infinite; }
body:not(.no-motion) .band-card.theta .band-wave svg { animation: bandWave 5.5s linear infinite; }
body:not(.no-motion) .band-card.alpha .band-wave svg { animation: bandWave 3.5s linear infinite; }
body:not(.no-motion) .band-card.beta  .band-wave svg { animation: bandWave 2s linear infinite; }
body:not(.no-motion) .band-card.gamma .band-wave svg { animation: bandWave 1s linear infinite; }
@keyframes bandWave {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.band-card .band-desc {
  font-size: 24px;
  color: var(--text-70);
  line-height: 1.4;
  font-weight: 300;
}

.band-card.delta .band-symbol { color: var(--band-delta); text-shadow: 0 0 50px var(--band-delta-glow); }
.band-card.theta .band-symbol { color: var(--band-theta); text-shadow: 0 0 50px var(--band-theta-glow); }
.band-card.alpha .band-symbol { color: var(--band-alpha); text-shadow: 0 0 50px var(--band-alpha-glow); }
.band-card.beta  .band-symbol { color: var(--band-beta);  text-shadow: 0 0 50px var(--band-beta-glow);  }
.band-card.gamma .band-symbol { color: var(--band-gamma); text-shadow: 0 0 50px var(--band-gamma-glow); }

.band-card.delta { border-top: 2px solid var(--band-delta); }
.band-card.theta { border-top: 2px solid var(--band-theta); }
.band-card.alpha { border-top: 2px solid var(--band-alpha); }
.band-card.beta  { border-top: 2px solid var(--band-beta);  }
.band-card.gamma { border-top: 2px solid var(--band-gamma); }


/* ─────────── Four Pillars summary ─────────── */
.pillars-slide {
  background:
    radial-gradient(ellipse 50% 40% at 20% 30%, rgba(167,123,243,0.05), transparent 70%),
    radial-gradient(ellipse 45% 40% at 85% 75%, rgba(122,214,255,0.04), transparent 70%),
    var(--bg);
}
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin: 72px auto 0;
  max-width: 1560px;
  width: 100%;
}
.pillar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  padding: 44px 36px 44px 36px;
  border-radius: 22px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
  transition: transform 400ms ease, background 400ms ease, border-color 400ms ease;
}
.pillar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 20%, var(--pillar-glow, rgba(167,123,243,0.1)), transparent 55%);
  opacity: 0.6;
  pointer-events: none;
}
.pillar .glyph {
  width: 112px;
  height: 112px;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}
.pillar .glyph svg {
  width: 100%;
  height: 100%;
}
.pillar .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  letter-spacing: 0.14em;
  color: var(--text-40);
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.pillar .name {
  font-family: var(--font-display, serif);
  font-size: 42px;
  line-height: 1.05;
  font-weight: 500;
  color: var(--text-100);
  letter-spacing: -0.015em;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.pillar .desc {
  font-size: 24px;
  line-height: 1.45;
  color: var(--text-50);
  font-weight: 300;
  letter-spacing: 0;
  position: relative;
  z-index: 1;
}

/* Per-pillar accent glows */
.pillar.p1 { --pillar-glow: rgba(167,123,243,0.14); }
.pillar.p2 { --pillar-glow: rgba(122,214,255,0.14); }
.pillar.p3 { --pillar-glow: rgba(198,150,255,0.14); }
.pillar.p4 { --pillar-glow: rgba(122,214,255,0.14); }

/* CTA strip */
.pillar-cta {
  margin: 40px auto 0;
  max-width: 1560px;
  padding: 24px 40px;
  border-radius: 18px;
  background: rgba(167,123,243,0.06);
  border: 1px solid rgba(167,123,243,0.22);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.pillar-cta .cta-left {
  font-size: 26px;
  line-height: 1.4;
  color: var(--text-80);
  font-weight: 300;
  letter-spacing: -0.005em;
  max-width: 1000px;
}
.pillar-cta .cta-left em {
  color: var(--primary-light);
  font-style: normal;
  font-weight: 500;
}
.pillar-cta .cta-right {
  font-family: 'JetBrains Mono', monospace;
  font-size: 26px;
  letter-spacing: 0.02em;
  color: var(--text-60);
  text-align: right;
  white-space: nowrap;
}
.pillar-cta .cta-right .email {
  color: var(--primary-light);
  display: block;
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════════
   Orgs slide — who we work with
   ═══════════════════════════════════════════════════════════════ */
.orgs-rail-wrap {
  width: 100%;
}
.orgs-rail-label {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 40px;
}
.orgs-rail-kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-40);
  white-space: nowrap;
  font-weight: 500;
}
.orgs-rail-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, rgba(255,255,255,0.14), rgba(255,255,255,0));
}
.orgs-rail {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  justify-items: center;
  gap: 44px;
  padding: 60px 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
}
.orgs-rail::before,
.orgs-rail::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(167, 123, 243, 0.5);
  transform: translateY(-50%);
}
.orgs-rail::before { left: -3px; }
.orgs-rail::after  { right: -3px; }
.org-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 190px;
  width: 100%;
  opacity: 0.9;
  transition: opacity 300ms ease, transform 300ms ease;
}
.org-logo img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  filter: brightness(1.05);
}
/* Per-logo sizing — normalize optical weight */
.org-logo:nth-child(1) img { max-height: 124px; }   /* MIT */
.org-logo:nth-child(2) img { max-height: 108px; }   /* Deloitte */
.org-logo:nth-child(3) img { max-height: 184px; }   /* Pega (tall w/ horse) */
.org-logo:nth-child(4) img { max-height: 96px; }    /* Techstars */
.org-logo:nth-child(5) img { max-height: 82px; }    /* Holt Xchange */

.orgs-slide .wordmark,
.orgs-slide .slide-num {
  color: var(--text-30);
}


/* ─────────── Open discussion slide ─────────── */
.discussion-slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 90px 140px;
}
.discussion-slide .title {
  margin: 0;
  max-width: 1400px;
}
.discussion-sub {
  font-size: 32px;
  font-weight: 300;
  color: var(--text-50);
  margin: 28px 0 48px 0;
  letter-spacing: -0.005em;
}
.discussion-prompts {
  margin-top: 8px;
  padding: 36px 56px 40px;
  border: 1px solid var(--border-lo);
  border-radius: 24px;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(14px);
  max-width: 1200px;
  width: 100%;
  text-align: left;
}
.discussion-prompts-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-40);
  margin-bottom: 22px;
  text-align: center;
}
.prompt-list {
  list-style: none;
  padding: 0;
  margin: 24px auto 0;
  max-width: 1100px;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.prompt-list li {
  display: flex;
  align-items: baseline;
  gap: 24px;
  font-size: 36px;
  font-weight: 300;
  color: var(--text-80);
  line-height: 1.35;
  letter-spacing: -0.005em;
}
.prompt-list .bullet {
  color: var(--primary-light);
  font-weight: 400;
  flex-shrink: 0;
  width: 24px;
}