/* ============================================
   NEON NOIR - CSS Reset & Variables
   ============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #08080C;
  --surface: #111118;
  --border: #1E1E28;
  --text: #F0F0F5;
  --dim: #7A7A8E;
  --primary: #3B82F6;
  --secondary: #EC4899;
  --glow: rgba(59,130,246,0.15);
  --glow-strong: rgba(59,130,246,0.35);
  --glow-magenta: rgba(236,72,153,0.15);
  --font-headline: 'Geist', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   SLIDE CONTAINER
   ============================================ */
.deck { width: 100%; height: 100%; position: relative; }

.slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 120px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease;
  overflow: hidden;
}

.slide.active {
  opacity: 1;
  pointer-events: all;
}

/* Top neon line on each slide */
.slide::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  box-shadow: 0 0 8px var(--glow-strong), 0 0 20px var(--glow);
  opacity: 0.6;
}

/* Gradient mesh - subtle */
.mesh-tr {
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.05) 0%, rgba(236,72,153,0.03) 40%, transparent 70%);
  pointer-events: none;
}

.mesh-bl {
  position: absolute;
  bottom: -120px; left: -120px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(236,72,153,0.04) 0%, rgba(59,130,246,0.02) 40%, transparent 70%);
  pointer-events: none;
}

/* ============================================
   PROGRESS BAR & SLIDE NUMBER
   ============================================ */
#progress-bar {
  position: fixed;
  bottom: 0; left: 0;
  height: 2px;
  background: var(--primary);
  box-shadow: 0 0 8px var(--glow-strong), 0 -2px 12px var(--glow);
  transition: width 0.4s ease;
  z-index: 100;
}

#slide-number {
  position: fixed;
  bottom: 28px; right: 40px;
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 500;
  color: var(--dim);
  z-index: 100;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 0;
}

#slide-num-input {
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 500;
  color: var(--dim);
  background: transparent;
  border: none;
  outline: none;
  width: 2ch;
  text-align: right;
  letter-spacing: 0.5px;
  padding: 0;
  margin: 0;
  -moz-appearance: textfield;
}

#slide-num-input::-webkit-outer-spin-button,
#slide-num-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

#slide-num-input:focus {
  color: var(--primary);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.headline {
  font-family: var(--font-headline);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.headline-hero { font-size: 72px; }
.headline-large { font-size: 64px; }
.headline-medium { font-size: 48px; }
.headline-small { font-size: 36px; }

.body-text {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--dim);
}

.body-large {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--dim);
}

/* Neon glow on text */
.neon-blue {
  color: var(--primary);
  text-shadow: 0 0 10px rgba(59,130,246,0.5), 0 0 30px rgba(59,130,246,0.2);
}

.neon-magenta {
  color: var(--secondary);
  text-shadow: 0 0 10px rgba(236,72,153,0.5), 0 0 30px rgba(236,72,153,0.2);
}

/* Neon divider line */
.neon-line {
  width: 80px;
  height: 1px;
  background: var(--primary);
  box-shadow: 0 0 6px var(--glow-strong), 0 0 15px var(--glow);
  margin: 24px 0;
}

.neon-line-wide {
  width: 160px;
  height: 1px;
  background: var(--primary);
  box-shadow: 0 0 6px var(--glow-strong), 0 0 15px var(--glow);
  margin: 32px 0;
}

.neon-line-center {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   TYPEWRITER
   ============================================ */
.typewriter {
  display: inline;
  border-right: 2px solid var(--primary);
  animation: blink-cursor 0.8s step-end infinite;
}

.typewriter.done {
  border-right-color: transparent;
  animation: none;
}

@keyframes blink-cursor {
  50% { border-right-color: transparent; }
}

/* ============================================
   STAGGERED REVEAL
   ============================================ */
.reveal-item {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   NEON FLICKER (subtle)
   ============================================ */
@keyframes neon-flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; }
  20%, 24%, 55% { opacity: 0.85; }
}

.flicker {
  animation: neon-flicker 4s ease-in-out infinite;
}

/* ============================================
   GLOW PULSE
   ============================================ */
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 8px var(--glow), 0 0 20px rgba(59,130,246,0.08); }
  50% { box-shadow: 0 0 16px var(--glow-strong), 0 0 40px rgba(59,130,246,0.15); }
}

.glow-pulse {
  animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse-magenta {
  0%, 100% { box-shadow: 0 0 8px var(--glow-magenta), 0 0 20px rgba(236,72,153,0.08); }
  50% { box-shadow: 0 0 16px rgba(236,72,153,0.25), 0 0 40px rgba(236,72,153,0.12); }
}

/* ============================================
   NEON CARD
   ============================================ */
.neon-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 36px;
  position: relative;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.neon-card:hover {
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 0 20px var(--glow), inset 0 0 20px rgba(59,130,246,0.03);
}

.neon-card-magenta {
  border-color: rgba(236,72,153,0.2);
}

.neon-card-magenta:hover {
  border-color: rgba(236,72,153,0.4);
  box-shadow: 0 0 20px var(--glow-magenta);
}

/* ============================================
   QUOTE STYLE
   ============================================ */
.quote-block {
  border-left: 2px solid var(--primary);
  box-shadow: -4px 0 15px var(--glow);
  padding-left: 40px;
  max-width: 800px;
}

.quote-block.magenta {
  border-left-color: var(--secondary);
  box-shadow: -4px 0 15px var(--glow-magenta);
}

.quote-text {
  font-family: var(--font-body);
  font-weight: 600;
  font-style: italic;
  font-size: 34px;
  line-height: 1.5;
  color: var(--text);
}

/* ============================================
   SECTION DIVIDER
   ============================================ */
.section-divider {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.act-number {
  font-family: var(--font-headline);
  font-size: 64px;
  font-weight: 700;
  color: var(--primary);
  text-shadow: 0 0 20px rgba(59,130,246,0.4), 0 0 60px rgba(59,130,246,0.15);
}

.act-subtitle {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 400;
  color: var(--dim);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 12px;
}

/* ============================================
   SVG ANIMATION HELPERS
   ============================================ */
.draw-line {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  transition: stroke-dashoffset 1.5s ease;
}

.draw-line.animate {
  stroke-dashoffset: 0;
}

/* Circle draw */
.draw-circle {
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  transition: stroke-dashoffset 0.8s ease;
}

.draw-circle.animate {
  stroke-dashoffset: 0;
}

/* Hexagon draw */
.draw-hex {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  transition: stroke-dashoffset 1.2s ease;
}

.draw-hex.animate {
  stroke-dashoffset: 0;
}

/* Bar grow */
.bar-fill {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1s ease;
}

.bar-fill.animate {
  transform: scaleX(1);
}

/* Stack build */
.stack-block {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stack-block.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Pipeline segment */
.pipeline-seg {
  opacity: 0;
  transition: opacity 0.4s ease;
}

.pipeline-seg.animate {
  opacity: 1;
}

/* ============================================
   SPECIFIC VIZ STYLES
   ============================================ */

/* Slide 5: Disruption circles */
.disruption-container {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-top: 48px;
  width: 100%;
}

.disruption-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.6s ease;
  flex-shrink: 0;
}

.disruption-node .node-circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-headline);
  font-size: 13px;
  font-weight: 600;
  color: var(--dim);
  transition: all 0.6s ease;
}

.disruption-node .node-label {
  text-align: center;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--dim);
  line-height: 1.4;
}

.disruption-node.active {
  opacity: 1;
  transform: scale(1);
}

.disruption-node.active .node-circle {
  border-color: var(--primary);
  color: var(--text);
  box-shadow: 0 0 20px var(--glow), 0 0 40px rgba(59,130,246,0.08);
}

.disruption-connector {
  width: 60px;
  height: 1.5px;
  background: var(--border);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  margin-top: 60px;
}

.disruption-connector .fill {
  position: absolute;
  top: 0; left: 0;
  width: 0;
  height: 100%;
  background: var(--primary);
  box-shadow: 0 0 8px var(--glow-strong);
  transition: width 0.8s ease;
}

.disruption-connector.active .fill {
  width: 100%;
}

/* Slide 9: Neon bars */
.neon-bar-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 48px;
  width: 100%;
  max-width: 700px;
}

.neon-bar-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

.neon-bar-label {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  width: 120px;
  text-align: right;
  flex-shrink: 0;
}

.neon-bar-track {
  flex: 1;
  height: 36px;
  background: rgba(59,130,246,0.06);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.neon-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), rgba(59,130,246,0.7));
  box-shadow: 0 0 15px var(--glow-strong), inset 0 0 10px rgba(255,255,255,0.05);
  border-radius: 4px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.neon-bar-fill.animate {
  transform: scaleX(1);
}

.neon-bar-fill.mystery {
  background: none;
  border: 1.5px dashed var(--secondary);
  box-shadow: 0 0 10px var(--glow-magenta);
}

.neon-bar-value {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  width: 50px;
  flex-shrink: 0;
}

.neon-bar-value.mystery-val {
  color: var(--secondary);
}

/* Slide 12: AGI Meter */
.agi-meter {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  margin-top: 40px;
  align-items: flex-start;
}

.agi-level {
  display: flex;
  align-items: center;
  gap: 24px;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.5s ease;
}

.agi-level.animate {
  opacity: 1;
  transform: translateX(0);
}

.agi-segment {
  width: 300px;
  height: 44px;
  border-radius: 4px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding-left: 16px;
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 600;
  color: var(--dim);
}

.agi-segment.filled {
  background: linear-gradient(90deg, rgba(59,130,246,0.15), rgba(59,130,246,0.05));
  border-color: var(--primary);
  color: var(--text);
  box-shadow: 0 0 12px var(--glow), inset 0 0 12px rgba(59,130,246,0.05);
}

.agi-segment.active {
  background: linear-gradient(90deg, rgba(59,130,246,0.25), rgba(59,130,246,0.1));
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 20px var(--glow-strong), inset 0 0 15px rgba(59,130,246,0.08);
  animation: glow-pulse 2.5s ease-in-out infinite;
}

.agi-segment.empty {
  border-style: dashed;
  color: var(--dim);
}

.agi-label-text {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--dim);
}

.agi-label-text.active-label {
  color: var(--primary);
  font-weight: 500;
}

/* Slide 12: Two-page crossfade system */
.agi-page-container {
  position: relative;
  flex: 1;
  min-height: 0;
}
#agi-page-1, #agi-page-2 {
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1), transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
#agi-page-1 {
  opacity: 1;
  transform: translateX(0);
}
#agi-page-1.out {
  opacity: 0;
  transform: translateX(-40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#agi-page-2 {
  opacity: 0;
  transform: translateX(40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#agi-page-2.in {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  position: relative;
}

/* Slide 21: Two-page crossfade system (New Expectations) */
.ne-page-container {
  position: relative;
  flex: 1;
  min-height: 0;
}
#ne-page-1, #ne-page-2 {
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1), transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
#ne-page-1 {
  opacity: 1;
  transform: translateX(0);
}
#ne-page-1.out {
  opacity: 0;
  transform: translateX(-40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#ne-page-2 {
  opacity: 0;
  transform: translateX(40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#ne-page-2.in {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  position: relative;
}

/* Subtitle that fades in on page 2 */
#ne-subtitle {
  display: inline;
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
#ne-subtitle.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Make headline inline so subtitle flows next to it */
[data-slide="22"] .headline { display: inline; }

/* Ladder rungs */
.ne-ladder-rung {
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.ne-ladder-rung.animate {
  opacity: 1;
  transform: translateY(0);
}
.ne-ladder-rung.dim {
  opacity: 0;
}
.ne-ladder-rung.dim.animate {
  opacity: 0.45;
}
.ne-ladder-rung.highlight {
  border-color: rgba(236,72,153,0.4);
}
.ne-ladder-rung.glow-top {
  border-color: var(--secondary);
  box-shadow: 0 0 18px rgba(236,72,153,0.25), inset 0 0 12px rgba(236,72,153,0.06);
  background: rgba(236,72,153,0.06);
}
.ne-ladder-rung .rung-label {
  font-family: var(--font-headline);
  font-size: 13px;
  font-weight: 700;
  width: 110px;
  flex-shrink: 0;
}
.ne-ladder-rung .rung-desc {
  font-size: 11px;
  color: var(--dim);
}

/* Tweet cards */
.ne-tweet-card {
  background: #fff;
  border-radius: 12px;
  padding: 14px 16px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.ne-tweet-card.animate {
  opacity: 1;
  transform: translateY(0);
}
.ne-tweet-card .tweet-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.ne-tweet-card .tweet-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.ne-tweet-card .tweet-name {
  font-size: 12px;
  font-weight: 700;
  color: #0f1419;
}
.ne-tweet-card .tweet-handle {
  font-size: 11px;
  color: #536471;
}
.ne-tweet-card .tweet-role {
  font-size: 9px;
  color: #536471;
  margin-top: -2px;
}
.ne-tweet-card .tweet-body {
  font-size: 12px;
  color: #0f1419;
  line-height: 1.5;
}
.ne-tweet-card .tweet-link {
  margin-top: 8px;
  font-size: 9px;
}
.ne-tweet-card .tweet-link a {
  color: #1D9BF0;
  text-decoration: none;
}

/* Slide 27: Two-page crossfade system (New Playbook) */
.np-page-container {
  position: relative;
  flex: 1;
  min-height: 0;
}
#np-page-1, #np-page-2 {
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1), transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
#np-page-1 {
  opacity: 1;
  transform: translateX(0);
}
#np-page-1.out {
  opacity: 0;
  transform: translateX(-40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#np-page-2 {
  opacity: 0;
  transform: translateX(40px);
  pointer-events: none;
  position: absolute;
  top: 0; left: 0; right: 0;
}
#np-page-2.in {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  position: relative;
}
#np-subtitle {
  display: inline;
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
#np-subtitle.visible {
  opacity: 1;
  transform: translateX(0);
}
[data-slide="28"] .headline { display: inline; }

.np-principle-card {
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.np-principle-card.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Insight rows below principle cards */
.np-insights-row {
  display: flex;
  gap: 14px;
  margin-top: 12px;
}
.np-insight-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.np-insight-item {
  padding: 6px 10px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 6px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.np-insight-item.animate {
  opacity: 1;
  transform: translateY(0);
}
.np-insight-item .np-ins-title {
  font-size: 10px;
  font-weight: 600;
  font-family: var(--font-headline);
  margin-bottom: 2px;
}
.np-insight-item .np-ins-desc {
  font-size: 9px;
  color: var(--dim);
  line-height: 1.45;
}

.np-skill-card {
  padding: 14px 16px;
  background: var(--surface);
  border-radius: 8px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.np-skill-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.np-deficit-item {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 10px;
  color: var(--dim);
  line-height: 1.4;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.np-deficit-item.animate {
  opacity: 1;
  transform: translateX(0);
}

.agent-def-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.agent-def-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.agent-example-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.agent-example-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.agent-example-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.company-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px 2px 3px;
  border-radius: 4px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.3px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--dim);
  margin-right: 3px;
  margin-top: 3px;
  vertical-align: middle;
}
.company-badge img {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  object-fit: contain;
}

/* Compact AGI levels for page 2 */
.agi-levels-compact {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 14px;
}
.agi-levels-compact .agi-pill {
  padding: 5px 12px;
  border-radius: 4px;
  font-family: var(--font-headline);
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border);
}
.agi-pill.done {
  background: rgba(59,130,246,0.08);
  border-color: rgba(59,130,246,0.25);
  color: var(--primary);
  opacity: 0.6;
}
.agi-pill.current {
  background: linear-gradient(90deg, rgba(59,130,246,0.25), rgba(59,130,246,0.1));
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 15px var(--glow-strong);
  animation: glow-pulse 2.5s ease-in-out infinite;
}
.agi-pill.future {
  border-style: dashed;
  color: var(--dim);
  opacity: 0.4;
}

.agent-play-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--dim);
  font-size: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.25s ease;
}
.agent-play-btn:hover {
  background: rgba(59,130,246,0.15);
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 10px var(--glow);
}
.agent-play-btn svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
  margin-left: 1px;
}

/* Slide 13: Agent nodes */
.agent-diagram {
  position: relative;
  width: 400px;
  height: 400px;
  margin: 40px auto 0;
}

.agent-node {
  position: absolute;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-headline);
  font-size: 13px;
  font-weight: 600;
  color: var(--dim);
  background: var(--surface);
  opacity: 0;
  transform: scale(0.7);
  transition: all 0.5s ease;
  z-index: 2;
}

.agent-node.animate {
  opacity: 1;
  transform: scale(1);
  border-color: var(--primary);
  color: var(--text);
  box-shadow: 0 0 20px var(--glow);
}

.agent-node svg {
  width: 24px;
  height: 24px;
  margin-bottom: 6px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.agent-node.top { top: 0; left: 50%; transform: translateX(-50%) scale(0.7); }
.agent-node.top.animate { transform: translateX(-50%) scale(1); }
.agent-node.right { top: 50%; right: 0; transform: translateY(-50%) scale(0.7); }
.agent-node.right.animate { transform: translateY(-50%) scale(1); }
.agent-node.bottom { bottom: 0; left: 50%; transform: translateX(-50%) scale(0.7); }
.agent-node.bottom.animate { transform: translateX(-50%) scale(1); }
.agent-node.left { top: 50%; left: 0; transform: translateY(-50%) scale(0.7); }
.agent-node.left.animate { transform: translateY(-50%) scale(1); }

.agent-lines {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Slide 23: Pipeline */
.pipeline {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 48px;
  flex-wrap: wrap;
  justify-content: center;
}

.pipeline-item {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.4s ease;
}

.pipeline-item.animate {
  opacity: 1;
  transform: translateX(0);
}

.pipeline-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 16px;
  font-family: var(--font-headline);
  font-size: 13px;
  font-weight: 600;
  color: var(--dim);
  white-space: nowrap;
  transition: all 0.4s ease;
}

.pipeline-item.animate .pipeline-block {
  border-color: var(--primary);
  color: var(--text);
  box-shadow: 0 0 15px var(--glow);
}

.pipeline-arrow {
  color: var(--primary);
  font-size: 18px;
  opacity: 0.5;
}

/* Slide 31: Hexagons */
.hex-container {
  display: flex;
  gap: 60px;
  justify-content: center;
  margin-top: 60px;
}

.hex-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.hex-label {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
  opacity: 0;
  transition: opacity 0.5s ease 0.8s;
}

.hex-label.animate {
  opacity: 1;
}

.hex-sublabel {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--dim);
  opacity: 0;
  transition: opacity 0.5s ease 1s;
  max-width: 200px;
  text-align: center;
}

.hex-sublabel.animate {
  opacity: 1;
}

/* Slide 33: Action grid */
.action-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
  max-width: 800px;
}

.action-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

.action-card.animate {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(59,130,246,0.2);
}

.action-card:hover {
  border-color: rgba(59,130,246,0.4);
  box-shadow: 0 0 20px var(--glow);
}

.action-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
}

.action-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.action-title {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.action-desc {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--dim);
  line-height: 1.6;
}

/* Slide 8: Stacked blocks */
.stack-container {
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  margin-top: 48px;
  max-width: 500px;
}

.stack-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

.stack-item.animate {
  opacity: 1;
  transform: translateY(0);
  border-color: var(--primary);
  box-shadow: 0 0 12px var(--glow);
}

.stack-item.broken {
  border-style: dashed;
  border-color: var(--secondary);
}

.stack-item.broken.animate {
  border-color: var(--secondary);
  box-shadow: 0 0 12px var(--glow-magenta);
}

.stack-step {
  font-family: var(--font-headline);
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  width: 24px;
  flex-shrink: 0;
}

.stack-item.broken .stack-step { color: var(--secondary); }

.stack-text {
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

/* ============================================
   RESPONSIVE HELPERS
   ============================================ */
.text-center { text-align: center; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.gap-20 { gap: 20px; }
.gap-32 { gap: 32px; }

/* Two column layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

/* Key info bar */
.key-info {
  display: flex;
  gap: 24px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.key-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 28px;
  flex: 1;
  min-width: 200px;
}

.key-chip-title {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.key-chip-body {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--dim);
  line-height: 1.5;
}

/* Voices card */
.voice-card {
  display: flex;
  gap: 32px;
  margin-top: 40px;
}

.voice-item {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
}

.voice-name {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.voice-quote {
  font-family: var(--font-body);
  font-size: 15px;
  font-style: italic;
  color: var(--text);
  line-height: 1.6;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}